Merge branch 'android13-5.15' into branch 'android13-5.15-lts'
Catch the LTS branch up with the changed done on the normal one. This
includes a number of abi updates. Included in here are the following
commits:
* da7a14893e18 ANDROID: introduce a vendor hook to allow speculative swap pagefaults
* a20b68c39612 ANDROID: mm: allow limited speculative page faulting in do_swap_page()
* d268789e5474 UPSTREAM: Revert "drm/bridge: lt9611uxc: Switch to devm MIPI-DSI helpers"
* e2495751d679 UPSTREAM: Revert "drm/bridge: lt9611uxc: Register and attach our DSI device at probe"
* 9b9ea9df85b8 UPSTREAM: Revert "drm/bridge: lt9611uxc: fix the race in the error path"
* 2b2398f1d9c2 ANDROID: Add vendor hooks for FUSE tmpfile support
* 54211d65116e ANDROID: ABI: Add to QCOM symbols list
* e3869233dbca UPSTREAM: net: tls, update curr on splice as well
* 19086c5b7970 ANDROID: GKI: abi_gki_aarch64_qcom: QCOM symbols list update
* 69b5aea2588d ANDROID: GKI: db845c: Update symbols list and ABI on devm MIPI-DSI helpers
* 7898ff4e1d2f ANDROID: GKI: abi_gki_aarch64_qcom: Add to QCOM symbols list
* 569b4d61aac3 UPSTREAM: netfilter: nf_tables: check if catch-all set element is active in next generation
* 3e89c479a14b Reapply "perf: Fix perf_event_validate_size()"
* 4e373a8779df UPSTREAM: ida: Fix crash in ida_free when the bitmap is empty
* d785e92e38e1 UPSTREAM: net/rose: Fix Use-After-Free in rose_ioctl
* a3135def8ef3 UPSTREAM: netfilter: nf_tables: Reject tables of unsupported family
* 21e3d987d5d4 Merge "Merge tag 'android13-5.15.144_r00' into branch 'android13-5.15'" into android13-5.15
|\
| * f48ea9fc7c5e Merge tag 'android13-5.15.144_r00' into branch 'android13-5.15'
* | cdd966438b48 ANDROID: ABI break fix caused by kernfs_root and kernfs_elem_dir size increase
* | d09f68864a5c UPSTREAM: kernfs: fix NULL dereferencing in kernfs_remove
* | dd12fb6b6ce2 UPSTREAM: kernfs: prevent early freeing of root node
* | f2242c11be4d UPSTREAM: kernfs: switch global kernfs_rwsem lock to per-fs lock
|/
* 14657378ebc7 Reapply "perf: Disallow mis-matched inherited group reads"
* 10d404c1deb3 FROMGIT: usb: dwc3: gadget: Fix NULL pointer dereference in dwc3_gadget_suspend
* 57d3b677d801 UPSTREAM: extcon: Add EXTCON_DISP_CVBS and EXTCON_DISP_EDP
* 18a7c3160111 FROMGIT: usb: dwc3: host: Set XHCI_SG_TRB_CACHE_SIZE_QUIRK
* 13191555da7e FROMGIT: usb: host: xhci-plat: Add support for XHCI_SG_TRB_CACHE_SIZE_QUIRK
* 62865d5e3527 ANDROID: mm: Fix VMA ref count after fast-mremap
* f36e566c5a45 ANDROID: GKI: Update abi_gki_aarch64_pasa
* 767035bbf482 ANDROID: gki_defconfig: enable CONFIG_ARM_SCMI_TRANSPORT_VIRTIO
* 83aff341a439 UPSTREAM: workqueue: Warn when a new worker could not be created
* 9479bc12b44f ANDROID: uid_sys_stats: Drop CONFIG_UID_SYS_STATS_DEBUG logic
* 9e4c80515be8 ANDROID: uid_sys_stats: Fully initialize uid_entry_tmp value
* d8fc90f747c1 UPSTREAM: usb: gadget: uvc: Remove nested locking
* 96199e504451 UPSTREAM: usb: gadget: uvc: Fix use are free during STREAMOFF
* 204618e4c0d1 ANDROID: fuse-bpf: Fix the issue of abnormal lseek system calls
* b4a8ca46426c ANDROID: GKI: Update symbols to symbol list
* 2d0ed0503d13 FROMGIT: usb: dwc: ep0: Update request status in dwc3_ep0_stall_restart
* 8497153755ac FROMGIT: BACKPORT: mm: update mark_victim tracepoints fields
* 2ac1467c0ae0 ANDROID: vendor_hooks: fix ABI following __set_task_comm vendor hook
* ea1af4a49a2e FROMGIT: usb: dwc3: core: set force_gen1 bit in USB31 devices if max speed is SS
* d4919ef79797 ANDROID: fs/fuse: Use extended init flags for FUSE_PASSTHROUGH
* 1a6f3febffee UPSTREAM: netfilter: nf_tables: bail out on mismatching dynset and set expressions
* 739ec4a4b6ea ANDROID: ABI: Update symbols to unisoc whitelist for rwsem
* 6ac0a2682b5f ANDROID: vendor_hooks: Add android_vh_rwsem_downgrade_wake_finish to rwsem_downgrade_wake
* b5cd0ba9c1d9 ANDROID: gki_defconfig: Set CONFIG_IDLE_INJECT and CONFIG_CPU_IDLE_THERMAL into y
* 61e00b74a7a3 UPSTREAM: netfilter: nf_tables: skip set commit for deleted/destroyed sets
* d7e0a2e1ec60 UPSTREAM: ipv4: igmp: fix refcnt uaf issue when receiving igmp query packet
* c156e21bf559 ANDROID: GKI: Update symbol list for Amlogic
* 4891ccba5e1a UPSTREAM: bpf: Fix prog_array_map_poke_run map poke update
* ad827d850df1 ANDROID: GKI: Update honda symbol list for xt_LOG
* 84439b761f0f ANDROID: GKI: Update honda symbol list for ebt filter
* d309f1ba5cce ANDROID: GKI: Update honda symbol list for ebtables
* c7eaa9a83876 ANDROID: GKI: Update honda symbol list for net scheduler
* d8a830da7a48 ANDROID: GKI: Update honda symbol list for led-trigger
* fa05ccf53442 ANDROID: GKI: Add initial symbol list for honda
* c046e1739fb0 ANDROID: ABI: add trace_android_rvh_set_task_comm to whitelist
* 7348d925514c ANDROID: vendor_hooks: Add a hook for set_task_comm
* 0675d0fcb98d FROMLIST: binder: fix race between mmput() and do_exit()
* 0145780bfc78 ANDROID: fix KASAN-related kernel crash by KMI W/A for NETFILTER_FAMILY_BRIDGE
* 08e5bd0bb1c1 ANDROID: ABI: Update oplus symbol list
* 90540fbbb1fd ANDROID: vendor_hooks: Add hooks for rt_mutex steal
* 5b36ccdd781e FROMGIT: PM / devfreq: Synchronize devfreq_monitor_[start/stop]
* f28bff2d6fc3 BACKPORT: sched: Fix stop_one_cpu_nowait() vs hotplug
* 652c1435bb4f UPSTREAM: dm verity: don't perform FEC for failed readahead IO
* 40ab06a97493 UPSTREAM: netfilter: nft_set_pipapo: skip inactive elements during set walk
* 0add751dfb19 ANDROID: fuse-bpf: Follow mounts in lookups
* b37eb4523002 ANDROID: KMI workaround for CONFIG_NETFILTER_FAMILY_BRIDGE
* 40227c7ae1ee ANDROID: Snapshot Mainline's version of checkpatch.pl
* a31edd34427a FROMLIST: iommu: Avoid more races around device probe
* 8f2960e1d54c UPSTREAM: usb:typec:tcpm:support double Rp to Vbus cable as sink
* 643cef88a2ed ANDROID: GKI: Update oplus symbol list
* d0ed6ee0c8c2 ANDROID: GKI: Update oplus symbol list
* 4d401bf51f1e ANDROID: vendor_hooks: export tracepoint symbol trace_mm_vmscan_kswapd_wake
* 6c3dd25d2fde ANDROID: mm: Add vendor hooks for recording when kswapd finishing the reclaim job
* 26794362595f Reapply "ANDROID: GKI: db845c: Update symbols list and ABI on rpmsg_register_device_override"
* 256ebb8c6f6f Reapply "ANDROID: fix up rpmsg_device ABI break"
* 5f16588702b5 Reapply "ANDROID: fix up platform_device ABI break"
* 607c0e401df8 Reapply "UPSTREAM: rpmsg: Fix possible refcount leak in rpmsg_register_device_override()"
* 35007f71f81d Reapply "UPSTREAM: rpmsg: glink: Release driver_override"
* 1505fadea1c2 Reapply "BACKPORT: rpmsg: Fix calling device_lock() on non-initialized device"
* 9133cee85237 Reapply "BACKPORT: rpmsg: Fix kfree() of static memory on setting driver_override"
* bf5c28708e8e Reapply "UPSTREAM: rpmsg: Constify local variable in field store macro"
* 98507f6afb1a Reapply "UPSTREAM: driver: platform: Add helper for safer setting of driver_override"
* c23c3349692d Revert "UPSTREAM: driver: platform: Add helper for safer setting of driver_override"
* c8b576b6ba68 Revert "UPSTREAM: rpmsg: Constify local variable in field store macro"
* 3d46578175c4 Revert "BACKPORT: rpmsg: Fix kfree() of static memory on setting driver_override"
* 63d8d65cde67 Revert "BACKPORT: rpmsg: Fix calling device_lock() on non-initialized device"
* c86c5b5b2b63 Revert "UPSTREAM: rpmsg: glink: Release driver_override"
* 037015c53254 Revert "UPSTREAM: rpmsg: Fix possible refcount leak in rpmsg_register_device_override()"
* 01b6b46d8134 Revert "ANDROID: fix up platform_device ABI break"
* c1ac0c4c1d49 Revert "ANDROID: fix up rpmsg_device ABI break"
* 34ab3c63c23b Revert "ANDROID: GKI: db845c: Update symbols list and ABI on rpmsg_register_device_override"
* 4aa19946e79f ANDROID: GKI: db845c: Update symbols list and ABI on rpmsg_register_device_override
* b17596c6157f ANDROID: fix up rpmsg_device ABI break
* cd70c9caf108 ANDROID: fix up platform_device ABI break
* 662269b79c74 UPSTREAM: rpmsg: Fix possible refcount leak in rpmsg_register_device_override()
* 665319486474 UPSTREAM: rpmsg: glink: Release driver_override
* 710e41c44dc6 BACKPORT: rpmsg: Fix calling device_lock() on non-initialized device
* ad645b07be06 BACKPORT: rpmsg: Fix kfree() of static memory on setting driver_override
* e0ce4ed8c49a UPSTREAM: rpmsg: Constify local variable in field store macro
* 6b3a7a045b44 UPSTREAM: driver: platform: Add helper for safer setting of driver_override
* 34d95b5fde14 ANDROID: GKI: Update symbol list for transsion
* bb57557246d3 ANDROID: Add vendor_hooks to workaround CONFIG_TASK_DELAY_ACCT
* a6fbc60ab0b5 UPSTREAM: io_uring/fdinfo: lock SQ thread while retrieving thread cpu/pid
* 32a5d74d0b0b ANDROID: sort Bazel load statements
* feae5e3f34ac ANDROID: fs/passthrough: Fix compatibility with R/O file system
* 43cb4b58944b UPSTREAM: netfilter: nf_tables: remove catchall element in GC sync path
* 6817e8389b50 UPSTREAM: tcp: Reduce chance of collisions in inet6_hashfn().
* 9bbe05f339da ANDROID: GKI: Update symbol list for sunxi
* f8ea9ccf1a5f ANDROID: fuse-bpf: Ignore readaheads unless they go to the daemon
* a9e1122322c8 ANDROID: mm: do not allow file-backed pages from CMA
Change-Id: I6a0c0cb8b1a3ee9c970b09e40a3c73d356b607e0
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
diff --git a/Documentation/devicetree/bindings/nvmem/mxs-ocotp.yaml b/Documentation/devicetree/bindings/nvmem/mxs-ocotp.yaml
index ff317fd7..2e1fcff 100644
--- a/Documentation/devicetree/bindings/nvmem/mxs-ocotp.yaml
+++ b/Documentation/devicetree/bindings/nvmem/mxs-ocotp.yaml
@@ -14,9 +14,11 @@
properties:
compatible:
- enum:
- - fsl,imx23-ocotp
- - fsl,imx28-ocotp
+ items:
+ - enum:
+ - fsl,imx23-ocotp
+ - fsl,imx28-ocotp
+ - const: fsl,ocotp
"#address-cells":
const: 1
@@ -40,7 +42,7 @@
examples:
- |
ocotp: efuse@8002c000 {
- compatible = "fsl,imx28-ocotp";
+ compatible = "fsl,imx28-ocotp", "fsl,ocotp";
#address-cells = <1>;
#size-cells = <1>;
reg = <0x8002c000 0x2000>;
diff --git a/Makefile b/Makefile
index 604bd97..ef64775 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 15
-SUBLEVEL = 144
+SUBLEVEL = 148
EXTRAVERSION =
NAME = Trick or Treat
diff --git a/arch/arc/kernel/signal.c b/arch/arc/kernel/signal.c
index cb2f885..25c16eb 100644
--- a/arch/arc/kernel/signal.c
+++ b/arch/arc/kernel/signal.c
@@ -61,7 +61,7 @@
unsigned int sigret_magic;
};
-static int save_arcv2_regs(struct sigcontext *mctx, struct pt_regs *regs)
+static int save_arcv2_regs(struct sigcontext __user *mctx, struct pt_regs *regs)
{
int err = 0;
#ifndef CONFIG_ISA_ARCOMPACT
@@ -74,12 +74,12 @@
#else
v2abi.r58 = v2abi.r59 = 0;
#endif
- err = __copy_to_user(&mctx->v2abi, &v2abi, sizeof(v2abi));
+ err = __copy_to_user(&mctx->v2abi, (void const *)&v2abi, sizeof(v2abi));
#endif
return err;
}
-static int restore_arcv2_regs(struct sigcontext *mctx, struct pt_regs *regs)
+static int restore_arcv2_regs(struct sigcontext __user *mctx, struct pt_regs *regs)
{
int err = 0;
#ifndef CONFIG_ISA_ARCOMPACT
diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi
index f53695e..7daf6ae 100644
--- a/arch/arm/boot/dts/am33xx.dtsi
+++ b/arch/arm/boot/dts/am33xx.dtsi
@@ -349,6 +349,7 @@
<SYSC_IDLE_NO>,
<SYSC_IDLE_SMART>,
<SYSC_IDLE_SMART_WKUP>;
+ ti,sysc-delay-us = <2>;
clocks = <&l3s_clkctrl AM3_L3S_USB_OTG_HS_CLKCTRL 0>;
clock-names = "fck";
#address-cells = <1>;
diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi
index 61a3fb3..0cb5ec3 100644
--- a/arch/arm/boot/dts/dra7.dtsi
+++ b/arch/arm/boot/dts/dra7.dtsi
@@ -144,7 +144,7 @@
l3-noc@44000000 {
compatible = "ti,dra7-l3-noc";
- reg = <0x44000000 0x1000>,
+ reg = <0x44000000 0x1000000>,
<0x45000000 0x1000>;
interrupts-extended = <&crossbar_mpu GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>,
<&wakeupgen GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
diff --git a/arch/arm/boot/dts/qcom-apq8064.dtsi b/arch/arm/boot/dts/qcom-apq8064.dtsi
index 0e83047..d70f071 100644
--- a/arch/arm/boot/dts/qcom-apq8064.dtsi
+++ b/arch/arm/boot/dts/qcom-apq8064.dtsi
@@ -760,7 +760,7 @@
xoadc: xoadc@197 {
compatible = "qcom,pm8921-adc";
- reg = <197>;
+ reg = <0x197>;
interrupts-extended = <&pmicintc 78 IRQ_TYPE_EDGE_RISING>;
#address-cells = <2>;
#size-cells = <0>;
diff --git a/arch/arm/boot/dts/qcom-sdx55.dtsi b/arch/arm/boot/dts/qcom-sdx55.dtsi
index 9d62487..73fa0ef 100644
--- a/arch/arm/boot/dts/qcom-sdx55.dtsi
+++ b/arch/arm/boot/dts/qcom-sdx55.dtsi
@@ -457,7 +457,7 @@
reg = <0x0c264000 0x1000>;
};
- spmi_bus: qcom,spmi@c440000 {
+ spmi_bus: spmi@c440000 {
compatible = "qcom,spmi-pmic-arb";
reg = <0x0c440000 0x0000d00>,
<0x0c600000 0x2000000>,
diff --git a/arch/arm/mach-davinci/Kconfig b/arch/arm/mach-davinci/Kconfig
index 1d3aef8..889f3b9 100644
--- a/arch/arm/mach-davinci/Kconfig
+++ b/arch/arm/mach-davinci/Kconfig
@@ -3,12 +3,14 @@
menuconfig ARCH_DAVINCI
bool "TI DaVinci"
depends on ARCH_MULTI_V5
+ select CPU_ARM926T
select DAVINCI_TIMER
select ZONE_DMA
select PM_GENERIC_DOMAINS if PM
select PM_GENERIC_DOMAINS_OF if PM && OF
select REGMAP_MMIO
select RESET_CONTROLLER
+ select PINCTRL
select PINCTRL_SINGLE
if ARCH_DAVINCI
diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c
index 59755b5..75091aa 100644
--- a/arch/arm/mach-omap2/id.c
+++ b/arch/arm/mach-omap2/id.c
@@ -793,11 +793,16 @@
soc_dev_attr->machine = soc_name;
soc_dev_attr->family = omap_get_family();
+ if (!soc_dev_attr->family) {
+ kfree(soc_dev_attr);
+ return;
+ }
soc_dev_attr->revision = soc_rev;
soc_dev_attr->custom_attr_group = omap_soc_groups[0];
soc_dev = soc_device_register(soc_dev_attr);
if (IS_ERR(soc_dev)) {
+ kfree(soc_dev_attr->family);
kfree(soc_dev_attr);
return;
}
diff --git a/arch/arm/mach-sunxi/mc_smp.c b/arch/arm/mach-sunxi/mc_smp.c
index 26cbce1..f779e38 100644
--- a/arch/arm/mach-sunxi/mc_smp.c
+++ b/arch/arm/mach-sunxi/mc_smp.c
@@ -804,16 +804,16 @@
for (i = 0; i < ARRAY_SIZE(sunxi_mc_smp_data); i++) {
ret = of_property_match_string(node, "enable-method",
sunxi_mc_smp_data[i].enable_method);
- if (!ret)
+ if (ret >= 0)
break;
}
- is_a83t = sunxi_mc_smp_data[i].is_a83t;
-
of_node_put(node);
- if (ret)
+ if (ret < 0)
return -ENODEV;
+ is_a83t = sunxi_mc_smp_data[i].is_a83t;
+
if (!sunxi_mc_smp_cpu_table_init())
return -EINVAL;
diff --git a/arch/arm64/boot/dts/marvell/armada-3720-turris-mox.dts b/arch/arm64/boot/dts/marvell/armada-3720-turris-mox.dts
index b276dd7..7006d68 100644
--- a/arch/arm64/boot/dts/marvell/armada-3720-turris-mox.dts
+++ b/arch/arm64/boot/dts/marvell/armada-3720-turris-mox.dts
@@ -130,7 +130,7 @@
compatible = "microchip,mcp7940x";
reg = <0x6f>;
interrupt-parent = <&gpiosb>;
- interrupts = <5 0>; /* GPIO2_5 */
+ interrupts = <5 IRQ_TYPE_EDGE_FALLING>; /* GPIO2_5 */
};
};
diff --git a/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts b/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts
index d3040cb..d702e93 100644
--- a/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts
+++ b/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts
@@ -60,8 +60,8 @@
user4 {
label = "green:user4";
gpios = <&pm8150_gpios 10 GPIO_ACTIVE_HIGH>;
- linux,default-trigger = "panic-indicator";
default-state = "off";
+ panic-indicator;
};
wlan {
diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi
index 12816d6..410e030 100644
--- a/arch/arm64/boot/dts/qcom/sc7180.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi
@@ -3366,7 +3366,7 @@
compatible = "qcom,apss-wdt-sc7180", "qcom,kpss-wdt";
reg = <0 0x17c10000 0 0x1000>;
clocks = <&sleep_clk>;
- interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>;
+ interrupts = <GIC_SPI 0 IRQ_TYPE_EDGE_RISING>;
};
timer@17c20000{
diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
index dc4aab2..929fc06 100644
--- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
@@ -485,6 +485,7 @@
bus-width = <8>;
supports-cqe;
+ dma-coherent;
qcom,dll-config = <0x0007642c>;
qcom,ddr-config = <0x80040868>;
@@ -1174,6 +1175,7 @@
operating-points-v2 = <&sdhc2_opp_table>;
bus-width = <4>;
+ dma-coherent;
qcom,dll-config = <0x0007642c>;
@@ -1290,8 +1292,8 @@
assigned-clock-rates = <19200000>, <200000000>;
interrupts-extended = <&intc GIC_SPI 240 IRQ_TYPE_LEVEL_HIGH>,
- <&pdc 13 IRQ_TYPE_EDGE_RISING>,
- <&pdc 12 IRQ_TYPE_EDGE_RISING>;
+ <&pdc 12 IRQ_TYPE_EDGE_BOTH>,
+ <&pdc 13 IRQ_TYPE_EDGE_BOTH>;
interrupt-names = "hs_phy_irq",
"dm_hs_phy_irq", "dp_hs_phy_irq";
@@ -1711,7 +1713,7 @@
compatible = "qcom,apss-wdt-sc7280", "qcom,kpss-wdt";
reg = <0 0x17c10000 0 0x1000>;
clocks = <&sleep_clk>;
- interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>;
+ interrupts = <GIC_SPI 0 IRQ_TYPE_EDGE_RISING>;
};
timer@17c20000 {
diff --git a/arch/arm64/boot/dts/qcom/sdm845-db845c.dts b/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
index 2a0eea0..e7c4f74 100644
--- a/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
+++ b/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
@@ -57,8 +57,8 @@
user4 {
label = "green:user4";
gpios = <&pm8998_gpio 13 GPIO_ACTIVE_HIGH>;
- linux,default-trigger = "panic-indicator";
default-state = "off";
+ panic-indicator;
};
wlan {
diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
index 6a0e30c..5a78ee8 100644
--- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
@@ -4725,7 +4725,7 @@
compatible = "qcom,apss-wdt-sdm845", "qcom,kpss-wdt";
reg = <0 0x17980000 0 0x1000>;
clocks = <&sleep_clk>;
- interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>;
+ interrupts = <GIC_SPI 0 IRQ_TYPE_EDGE_RISING>;
};
apss_shared: mailbox@17990000 {
diff --git a/arch/arm64/boot/dts/qcom/sm8150-hdk.dts b/arch/arm64/boot/dts/qcom/sm8150-hdk.dts
index 335aa07..716e964 100644
--- a/arch/arm64/boot/dts/qcom/sm8150-hdk.dts
+++ b/arch/arm64/boot/dts/qcom/sm8150-hdk.dts
@@ -126,8 +126,6 @@
vdda_sp_sensor:
vdda_ufs_2ln_core_1:
vdda_ufs_2ln_core_2:
- vdda_usb_ss_dp_core_1:
- vdda_usb_ss_dp_core_2:
vdda_qlink_lv:
vdda_qlink_lv_ck:
vreg_l5a_0p875: ldo5 {
@@ -209,6 +207,12 @@
regulator-max-microvolt = <3008000>;
regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
};
+
+ vreg_l18a_0p8: ldo18 {
+ regulator-min-microvolt = <880000>;
+ regulator-max-microvolt = <880000>;
+ regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+ };
};
pm8150l-rpmh-regulators {
@@ -441,13 +445,13 @@
&usb_1_qmpphy {
status = "okay";
vdda-phy-supply = <&vreg_l3c_1p2>;
- vdda-pll-supply = <&vdda_usb_ss_dp_core_1>;
+ vdda-pll-supply = <&vreg_l18a_0p8>;
};
&usb_2_qmpphy {
status = "okay";
vdda-phy-supply = <&vreg_l3c_1p2>;
- vdda-pll-supply = <&vdda_usb_ss_dp_core_1>;
+ vdda-pll-supply = <&vreg_l5a_0p875>;
};
&usb_1 {
diff --git a/arch/arm64/boot/dts/qcom/sm8150.dtsi b/arch/arm64/boot/dts/qcom/sm8150.dtsi
index e8cb20c..c6b6064 100644
--- a/arch/arm64/boot/dts/qcom/sm8150.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8150.dtsi
@@ -3359,7 +3359,7 @@
compatible = "qcom,apss-wdt-sm8150", "qcom,kpss-wdt";
reg = <0 0x17c10000 0 0x1000>;
clocks = <&sleep_clk>;
- interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>;
+ interrupts = <GIC_SPI 0 IRQ_TYPE_EDGE_RISING>;
};
timer@17c20000 {
diff --git a/arch/arm64/boot/dts/qcom/sm8250.dtsi b/arch/arm64/boot/dts/qcom/sm8250.dtsi
index 5d6551e..8880e9c 100644
--- a/arch/arm64/boot/dts/qcom/sm8250.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8250.dtsi
@@ -3947,7 +3947,7 @@
compatible = "qcom,apss-wdt-sm8250", "qcom,kpss-wdt";
reg = <0 0x17c10000 0 0x1000>;
clocks = <&sleep_clk>;
- interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>;
+ interrupts = <GIC_SPI 0 IRQ_TYPE_EDGE_RISING>;
};
timer@17c20000 {
diff --git a/arch/arm64/boot/dts/ti/k3-am65-main.dtsi b/arch/arm64/boot/dts/ti/k3-am65-main.dtsi
index 4f232f5..b729d2d 100644
--- a/arch/arm64/boot/dts/ti/k3-am65-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am65-main.dtsi
@@ -855,7 +855,7 @@
assigned-clocks = <&k3_clks 67 2>;
assigned-clock-parents = <&k3_clks 67 5>;
- interrupts = <GIC_SPI 166 IRQ_TYPE_EDGE_RISING>;
+ interrupts = <GIC_SPI 166 IRQ_TYPE_LEVEL_HIGH>;
dma-coherent;
diff --git a/arch/arm64/kvm/arm.c b/arch/arm64/kvm/arm.c
index 37c75c4..dcaa9d5 100644
--- a/arch/arm64/kvm/arm.c
+++ b/arch/arm64/kvm/arm.c
@@ -455,7 +455,7 @@
kvm_mmu_free_memory_cache(&vcpu->arch.mmu_page_cache);
kvm_timer_vcpu_terminate(vcpu);
kvm_pmu_vcpu_destroy(vcpu);
-
+ kvm_vgic_vcpu_destroy(vcpu);
kvm_arm_vcpu_destroy(vcpu);
}
diff --git a/arch/arm64/kvm/vgic/vgic-init.c b/arch/arm64/kvm/vgic/vgic-init.c
index ce2b42c..cbfec15 100644
--- a/arch/arm64/kvm/vgic/vgic-init.c
+++ b/arch/arm64/kvm/vgic/vgic-init.c
@@ -363,7 +363,10 @@
vgic_flush_pending_lpis(vcpu);
INIT_LIST_HEAD(&vgic_cpu->ap_list_head);
- vgic_cpu->rd_iodev.base_addr = VGIC_ADDR_UNDEF;
+ if (vcpu->kvm->arch.vgic.vgic_model == KVM_DEV_TYPE_ARM_VGIC_V3) {
+ vgic_unregister_redist_iodev(vcpu);
+ vgic_cpu->rd_iodev.base_addr = VGIC_ADDR_UNDEF;
+ }
}
/* To be called with kvm->lock held */
diff --git a/arch/arm64/kvm/vgic/vgic-its.c b/arch/arm64/kvm/vgic/vgic-its.c
index 238018e..4a63778 100644
--- a/arch/arm64/kvm/vgic/vgic-its.c
+++ b/arch/arm64/kvm/vgic/vgic-its.c
@@ -584,7 +584,11 @@
unsigned long flags;
raw_spin_lock_irqsave(&dist->lpi_list_lock, flags);
+
irq = __vgic_its_check_cache(dist, db, devid, eventid);
+ if (irq)
+ vgic_get_irq_kref(irq);
+
raw_spin_unlock_irqrestore(&dist->lpi_list_lock, flags);
return irq;
@@ -763,6 +767,7 @@
raw_spin_lock_irqsave(&irq->irq_lock, flags);
irq->pending_latch = true;
vgic_queue_irq_unlock(kvm, irq, flags);
+ vgic_put_irq(kvm, irq);
return 0;
}
diff --git a/arch/arm64/kvm/vgic/vgic-mmio-v3.c b/arch/arm64/kvm/vgic/vgic-mmio-v3.c
index 9943a3f..86508a5 100644
--- a/arch/arm64/kvm/vgic/vgic-mmio-v3.c
+++ b/arch/arm64/kvm/vgic/vgic-mmio-v3.c
@@ -363,19 +363,26 @@
struct vgic_irq *irq = vgic_get_irq(vcpu->kvm, vcpu, intid + i);
raw_spin_lock_irqsave(&irq->irq_lock, flags);
- if (test_bit(i, &val)) {
- /*
- * pending_latch is set irrespective of irq type
- * (level or edge) to avoid dependency that VM should
- * restore irq config before pending info.
- */
- irq->pending_latch = true;
- vgic_queue_irq_unlock(vcpu->kvm, irq, flags);
- } else {
+
+ /*
+ * pending_latch is set irrespective of irq type
+ * (level or edge) to avoid dependency that VM should
+ * restore irq config before pending info.
+ */
+ irq->pending_latch = test_bit(i, &val);
+
+ if (irq->hw && vgic_irq_is_sgi(irq->intid)) {
+ irq_set_irqchip_state(irq->host_irq,
+ IRQCHIP_STATE_PENDING,
+ irq->pending_latch);
irq->pending_latch = false;
- raw_spin_unlock_irqrestore(&irq->irq_lock, flags);
}
+ if (irq->pending_latch)
+ vgic_queue_irq_unlock(vcpu->kvm, irq, flags);
+ else
+ raw_spin_unlock_irqrestore(&irq->irq_lock, flags);
+
vgic_put_irq(vcpu->kvm, irq);
}
@@ -744,7 +751,7 @@
return 0;
}
-static void vgic_unregister_redist_iodev(struct kvm_vcpu *vcpu)
+void vgic_unregister_redist_iodev(struct kvm_vcpu *vcpu)
{
struct vgic_io_device *rd_dev = &vcpu->arch.vgic_cpu.rd_iodev;
diff --git a/arch/arm64/kvm/vgic/vgic.h b/arch/arm64/kvm/vgic/vgic.h
index a43619f..c2c5e9528 100644
--- a/arch/arm64/kvm/vgic/vgic.h
+++ b/arch/arm64/kvm/vgic/vgic.h
@@ -223,6 +223,7 @@
int vgic_v3_save_pending_tables(struct kvm *kvm);
int vgic_v3_set_redist_base(struct kvm *kvm, u32 index, u64 addr, u32 count);
int vgic_register_redist_iodev(struct kvm_vcpu *vcpu);
+void vgic_unregister_redist_iodev(struct kvm_vcpu *vcpu);
bool vgic_v3_check_base(struct kvm *kvm);
void vgic_v3_load(struct kvm_vcpu *vcpu);
diff --git a/arch/mips/alchemy/devboards/db1200.c b/arch/mips/alchemy/devboards/db1200.c
index f521874..67f0677 100644
--- a/arch/mips/alchemy/devboards/db1200.c
+++ b/arch/mips/alchemy/devboards/db1200.c
@@ -847,7 +847,7 @@
i2c_register_board_info(0, db1200_i2c_devs,
ARRAY_SIZE(db1200_i2c_devs));
spi_register_board_info(db1200_spi_devs,
- ARRAY_SIZE(db1200_i2c_devs));
+ ARRAY_SIZE(db1200_spi_devs));
/* SWITCHES: S6.8 I2C/SPI selector (OFF=I2C ON=SPI)
* S6.7 AC97/I2S selector (OFF=AC97 ON=I2S)
diff --git a/arch/mips/alchemy/devboards/db1550.c b/arch/mips/alchemy/devboards/db1550.c
index 752b93d..06811a5 100644
--- a/arch/mips/alchemy/devboards/db1550.c
+++ b/arch/mips/alchemy/devboards/db1550.c
@@ -588,7 +588,7 @@
i2c_register_board_info(0, db1550_i2c_devs,
ARRAY_SIZE(db1550_i2c_devs));
spi_register_board_info(db1550_spi_devs,
- ARRAY_SIZE(db1550_i2c_devs));
+ ARRAY_SIZE(db1550_spi_devs));
c = clk_get(NULL, "psc0_intclk");
if (!IS_ERR(c)) {
diff --git a/arch/mips/boot/dts/loongson/loongson64-2k1000.dtsi b/arch/mips/boot/dts/loongson/loongson64-2k1000.dtsi
index bfc3d32..d73d8f4 100644
--- a/arch/mips/boot/dts/loongson/loongson64-2k1000.dtsi
+++ b/arch/mips/boot/dts/loongson/loongson64-2k1000.dtsi
@@ -118,8 +118,7 @@
compatible = "pci0014,7a03.0",
"pci0014,7a03",
"pciclass0c0320",
- "pciclass0c03",
- "loongson, pci-gmac";
+ "pciclass0c03";
reg = <0x1800 0x0 0x0 0x0 0x0>;
interrupts = <12 IRQ_TYPE_LEVEL_LOW>,
diff --git a/arch/mips/boot/dts/loongson/ls7a-pch.dtsi b/arch/mips/boot/dts/loongson/ls7a-pch.dtsi
index 2f45fce..ed99ee3 100644
--- a/arch/mips/boot/dts/loongson/ls7a-pch.dtsi
+++ b/arch/mips/boot/dts/loongson/ls7a-pch.dtsi
@@ -186,8 +186,7 @@
compatible = "pci0014,7a03.0",
"pci0014,7a03",
"pciclass020000",
- "pciclass0200",
- "loongson, pci-gmac";
+ "pciclass0200";
reg = <0x1800 0x0 0x0 0x0 0x0>;
interrupts = <12 IRQ_TYPE_LEVEL_HIGH>,
diff --git a/arch/mips/include/asm/dmi.h b/arch/mips/include/asm/dmi.h
index 27415a2..dc397f630 100644
--- a/arch/mips/include/asm/dmi.h
+++ b/arch/mips/include/asm/dmi.h
@@ -5,7 +5,7 @@
#include <linux/io.h>
#include <linux/memblock.h>
-#define dmi_early_remap(x, l) ioremap_cache(x, l)
+#define dmi_early_remap(x, l) ioremap(x, l)
#define dmi_early_unmap(x, l) iounmap(x)
#define dmi_remap(x, l) ioremap_cache(x, l)
#define dmi_unmap(x) iounmap(x)
diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c
index 145f905..9d53498 100644
--- a/arch/mips/kernel/setup.c
+++ b/arch/mips/kernel/setup.c
@@ -324,11 +324,11 @@
panic("Incorrect memory mapping !!!");
if (max_pfn > PFN_DOWN(HIGHMEM_START)) {
+ max_low_pfn = PFN_DOWN(HIGHMEM_START);
#ifdef CONFIG_HIGHMEM
- highstart_pfn = PFN_DOWN(HIGHMEM_START);
+ highstart_pfn = max_low_pfn;
highend_pfn = max_pfn;
#else
- max_low_pfn = PFN_DOWN(HIGHMEM_START);
max_pfn = max_low_pfn;
#endif
}
diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile
index 3dc7504..11a0ccb 100644
--- a/arch/powerpc/Makefile
+++ b/arch/powerpc/Makefile
@@ -44,18 +44,13 @@
machine-$(CONFIG_CPU_LITTLE_ENDIAN) += le
UTS_MACHINE := $(subst $(space),,$(machine-y))
-# XXX This needs to be before we override LD below
-ifdef CONFIG_PPC32
-KBUILD_LDFLAGS_MODULE += arch/powerpc/lib/crtsavres.o
-else
-ifeq ($(call ld-ifversion, -ge, 22500, y),y)
+ifeq ($(CONFIG_PPC64)$(CONFIG_LD_IS_BFD),yy)
# Have the linker provide sfpr if possible.
# There is a corresponding test in arch/powerpc/lib/Makefile
KBUILD_LDFLAGS_MODULE += --save-restore-funcs
else
KBUILD_LDFLAGS_MODULE += arch/powerpc/lib/crtsavres.o
endif
-endif
ifdef CONFIG_CPU_LITTLE_ENDIAN
KBUILD_CFLAGS += -mlittle-endian
@@ -434,16 +429,7 @@
endif # CONFIG_SMP
PHONY += checkbin
-# Check toolchain versions:
-# - gcc-4.6 is the minimum kernel-wide version so nothing required.
checkbin:
- @if test "x${CONFIG_CPU_LITTLE_ENDIAN}" = "xy" \
- && $(LD) --version | head -1 | grep ' 2\.24$$' >/dev/null ; then \
- echo -n '*** binutils 2.24 miscompiles weak symbols ' ; \
- echo 'in some circumstances.' ; \
- echo -n '*** Please use a different binutils version.' ; \
- false ; \
- fi
@if test "x${CONFIG_FTRACE_MCOUNT_USE_RECORDMCOUNT}" = "xy" -a \
"x${CONFIG_LD_IS_BFD}" = "xy" -a \
"${CONFIG_LD_VERSION}" = "23700" ; then \
diff --git a/arch/powerpc/boot/crt0.S b/arch/powerpc/boot/crt0.S
index e8f10a5..feadee1 100644
--- a/arch/powerpc/boot/crt0.S
+++ b/arch/powerpc/boot/crt0.S
@@ -28,7 +28,7 @@
p_bss_start: .8byte __bss_start
p_end: .8byte _end
-p_toc: .8byte __toc_start + 0x8000 - p_base
+p_toc: .8byte .TOC. - p_base
p_dyn: .8byte __dynamic_start - p_base
p_rela: .8byte __rela_dyn_start - p_base
p_prom: .8byte 0
diff --git a/arch/powerpc/boot/zImage.lds.S b/arch/powerpc/boot/zImage.lds.S
index d6f0728..d65cd55 100644
--- a/arch/powerpc/boot/zImage.lds.S
+++ b/arch/powerpc/boot/zImage.lds.S
@@ -36,12 +36,9 @@
}
#ifdef CONFIG_PPC64_BOOT_WRAPPER
- . = ALIGN(256);
- .got :
+ .got : ALIGN(256)
{
- __toc_start = .;
- *(.got)
- *(.toc)
+ *(.got .toc)
}
#endif
diff --git a/arch/powerpc/include/asm/sections.h b/arch/powerpc/include/asm/sections.h
index e92d39c0..34d82ae 100644
--- a/arch/powerpc/include/asm/sections.h
+++ b/arch/powerpc/include/asm/sections.h
@@ -26,16 +26,16 @@
extern char end_virt_trampolines[];
#endif
+/*
+ * This assumes the kernel is never compiled -mcmodel=small or
+ * the total .toc is always less than 64k.
+ */
static inline unsigned long kernel_toc_addr(void)
{
- /* Defined by the linker, see vmlinux.lds.S */
- extern unsigned long __toc_start;
+ unsigned long toc_ptr;
- /*
- * The TOC register (r2) points 32kB into the TOC, so that 64kB of
- * the TOC can be addressed using a single machine instruction.
- */
- return (unsigned long)(&__toc_start) + 0x8000UL;
+ asm volatile("mr %0, 2" : "=r" (toc_ptr));
+ return toc_ptr;
}
static inline int overlaps_interrupt_vector_text(unsigned long start,
diff --git a/arch/powerpc/kernel/head_64.S b/arch/powerpc/kernel/head_64.S
index f17ae20..a08c050 100644
--- a/arch/powerpc/kernel/head_64.S
+++ b/arch/powerpc/kernel/head_64.S
@@ -904,7 +904,7 @@
blr
.balign 8
-p_toc: .8byte __toc_start + 0x8000 - 0b
+p_toc: .8byte .TOC. - 0b
/*
* This is where the main kernel code starts.
diff --git a/arch/powerpc/kernel/vmlinux.lds.S b/arch/powerpc/kernel/vmlinux.lds.S
index d453190..70bf67e 100644
--- a/arch/powerpc/kernel/vmlinux.lds.S
+++ b/arch/powerpc/kernel/vmlinux.lds.S
@@ -148,6 +148,12 @@
SOFT_MASK_TABLE(8)
RESTART_TABLE(8)
+ .opd : AT(ADDR(.opd) - LOAD_OFFSET) {
+ __start_opd = .;
+ KEEP(*(.opd))
+ __end_opd = .;
+ }
+
. = ALIGN(8);
__stf_entry_barrier_fixup : AT(ADDR(__stf_entry_barrier_fixup) - LOAD_OFFSET) {
__start___stf_entry_barrier_fixup = .;
@@ -346,21 +352,13 @@
*(.branch_lt)
}
- .opd : AT(ADDR(.opd) - LOAD_OFFSET) {
- __start_opd = .;
- KEEP(*(.opd))
- __end_opd = .;
- }
-
- . = ALIGN(256);
- .got : AT(ADDR(.got) - LOAD_OFFSET) {
- __toc_start = .;
+ .got : AT(ADDR(.got) - LOAD_OFFSET) ALIGN(256) {
+ *(.got)
#ifndef CONFIG_RELOCATABLE
__prom_init_toc_start = .;
- arch/powerpc/kernel/prom_init.o*(.toc .got)
+ arch/powerpc/kernel/prom_init.o*(.toc)
__prom_init_toc_end = .;
#endif
- *(.got)
*(.toc)
}
#endif
diff --git a/arch/powerpc/lib/Makefile b/arch/powerpc/lib/Makefile
index 54be642..6448de8 100644
--- a/arch/powerpc/lib/Makefile
+++ b/arch/powerpc/lib/Makefile
@@ -37,8 +37,8 @@
# 64-bit linker creates .sfpr on demand for final link (vmlinux),
# so it is only needed for modules, and only for older linkers which
# do not support --save-restore-funcs
-ifeq ($(call ld-ifversion, -lt, 22500, y),y)
-extra-$(CONFIG_PPC64) += crtsavres.o
+ifndef CONFIG_LD_IS_BFD
+always-$(CONFIG_PPC64) += crtsavres.o
endif
obj-$(CONFIG_PPC_BOOK3S_64) += copyuser_power7.o copypage_power7.o \
diff --git a/arch/powerpc/perf/imc-pmu.c b/arch/powerpc/perf/imc-pmu.c
index 55a853e..e2f6fe2 100644
--- a/arch/powerpc/perf/imc-pmu.c
+++ b/arch/powerpc/perf/imc-pmu.c
@@ -292,6 +292,8 @@
attr_group->attrs = attrs;
do {
ev_val_str = kasprintf(GFP_KERNEL, "event=0x%x", pmu->events[i].value);
+ if (!ev_val_str)
+ continue;
dev_str = device_str_attr_create(pmu->events[i].name, ev_val_str);
if (!dev_str)
continue;
@@ -299,6 +301,8 @@
attrs[j++] = dev_str;
if (pmu->events[i].scale) {
ev_scale_str = kasprintf(GFP_KERNEL, "%s.scale", pmu->events[i].name);
+ if (!ev_scale_str)
+ continue;
dev_str = device_str_attr_create(ev_scale_str, pmu->events[i].scale);
if (!dev_str)
continue;
@@ -308,6 +312,8 @@
if (pmu->events[i].unit) {
ev_unit_str = kasprintf(GFP_KERNEL, "%s.unit", pmu->events[i].name);
+ if (!ev_unit_str)
+ continue;
dev_str = device_str_attr_create(ev_unit_str, pmu->events[i].unit);
if (!dev_str)
continue;
diff --git a/arch/powerpc/platforms/44x/Kconfig b/arch/powerpc/platforms/44x/Kconfig
index 83975ef..66c54ce 100644
--- a/arch/powerpc/platforms/44x/Kconfig
+++ b/arch/powerpc/platforms/44x/Kconfig
@@ -177,6 +177,7 @@
config CURRITUCK
bool "IBM Currituck (476fpe) Support"
depends on PPC_47x
+ select I2C
select SWIOTLB
select 476FPE
select FORCE_PCI
diff --git a/arch/powerpc/platforms/powernv/opal-irqchip.c b/arch/powerpc/platforms/powernv/opal-irqchip.c
index d55652b..391f505 100644
--- a/arch/powerpc/platforms/powernv/opal-irqchip.c
+++ b/arch/powerpc/platforms/powernv/opal-irqchip.c
@@ -275,6 +275,8 @@
else
name = kasprintf(GFP_KERNEL, "opal");
+ if (!name)
+ continue;
/* Install interrupt handler */
rc = request_irq(r->start, opal_interrupt, r->flags & IRQD_TRIGGER_MASK,
name, NULL);
diff --git a/arch/powerpc/platforms/powernv/opal-powercap.c b/arch/powerpc/platforms/powernv/opal-powercap.c
index c16d44f..ce9ec39 100644
--- a/arch/powerpc/platforms/powernv/opal-powercap.c
+++ b/arch/powerpc/platforms/powernv/opal-powercap.c
@@ -196,6 +196,12 @@
j = 0;
pcaps[i].pg.name = kasprintf(GFP_KERNEL, "%pOFn", node);
+ if (!pcaps[i].pg.name) {
+ kfree(pcaps[i].pattrs);
+ kfree(pcaps[i].pg.attrs);
+ goto out_pcaps_pattrs;
+ }
+
if (has_min) {
powercap_add_attr(min, "powercap-min",
&pcaps[i].pattrs[j]);
diff --git a/arch/powerpc/platforms/powernv/opal-xscom.c b/arch/powerpc/platforms/powernv/opal-xscom.c
index 6b4eed2..f67235d 100644
--- a/arch/powerpc/platforms/powernv/opal-xscom.c
+++ b/arch/powerpc/platforms/powernv/opal-xscom.c
@@ -165,6 +165,11 @@
ent->chip = chip;
snprintf(ent->name, 16, "%08x", chip);
ent->path.data = (void *)kasprintf(GFP_KERNEL, "%pOF", dn);
+ if (!ent->path.data) {
+ kfree(ent);
+ return -ENOMEM;
+ }
+
ent->path.size = strlen((char *)ent->path.data);
dir = debugfs_create_dir(ent->name, root);
diff --git a/arch/powerpc/platforms/pseries/hotplug-memory.c b/arch/powerpc/platforms/pseries/hotplug-memory.c
index 91cf234..642951c 100644
--- a/arch/powerpc/platforms/pseries/hotplug-memory.c
+++ b/arch/powerpc/platforms/pseries/hotplug-memory.c
@@ -501,14 +501,15 @@
}
}
- if (!lmb_found)
+ if (!lmb_found) {
+ pr_debug("Failed to look up LMB for drc index %x\n", drc_index);
rc = -EINVAL;
-
- if (rc)
+ } else if (rc) {
pr_debug("Failed to hot-remove memory at %llx\n",
lmb->base_addr);
- else
+ } else {
pr_debug("Memory at %llx was hot-removed\n", lmb->base_addr);
+ }
return rc;
}
diff --git a/arch/riscv/include/asm/sections.h b/arch/riscv/include/asm/sections.h
index 32336e8..a393d50 100644
--- a/arch/riscv/include/asm/sections.h
+++ b/arch/riscv/include/asm/sections.h
@@ -13,6 +13,7 @@
extern char __init_data_begin[], __init_data_end[];
extern char __init_text_begin[], __init_text_end[];
extern char __alt_start[], __alt_end[];
+extern char __exittext_begin[], __exittext_end[];
static inline bool is_va_kernel_text(uintptr_t va)
{
diff --git a/arch/riscv/kernel/module.c b/arch/riscv/kernel/module.c
index 4a48287..24c3883 100644
--- a/arch/riscv/kernel/module.c
+++ b/arch/riscv/kernel/module.c
@@ -423,7 +423,8 @@
{
return __vmalloc_node_range(size, 1, MODULES_VADDR,
MODULES_END, GFP_KERNEL,
- PAGE_KERNEL, 0, NUMA_NO_NODE,
+ PAGE_KERNEL, VM_FLUSH_RESET_PERMS,
+ NUMA_NO_NODE,
__builtin_return_address(0));
}
#endif
diff --git a/arch/riscv/kernel/patch.c b/arch/riscv/kernel/patch.c
index e099961..160e5c1 100644
--- a/arch/riscv/kernel/patch.c
+++ b/arch/riscv/kernel/patch.c
@@ -13,6 +13,7 @@
#include <asm/fixmap.h>
#include <asm/ftrace.h>
#include <asm/patch.h>
+#include <asm/sections.h>
struct patch_insn {
void *addr;
@@ -23,6 +24,14 @@
int riscv_patch_in_stop_machine = false;
#ifdef CONFIG_MMU
+
+static inline bool is_kernel_exittext(uintptr_t addr)
+{
+ return system_state < SYSTEM_RUNNING &&
+ addr >= (uintptr_t)__exittext_begin &&
+ addr < (uintptr_t)__exittext_end;
+}
+
/*
* The fix_to_virt(, idx) needs a const value (not a dynamic variable of
* reg-a0) or BUILD_BUG_ON failed with "idx >= __end_of_fixed_addresses".
@@ -33,7 +42,7 @@
uintptr_t uintaddr = (uintptr_t) addr;
struct page *page;
- if (core_kernel_text(uintaddr))
+ if (core_kernel_text(uintaddr) || is_kernel_exittext(uintaddr))
page = phys_to_page(__pa_symbol(addr));
else if (IS_ENABLED(CONFIG_STRICT_MODULE_RWX))
page = vmalloc_to_page(addr);
diff --git a/arch/riscv/kernel/vmlinux-xip.lds.S b/arch/riscv/kernel/vmlinux-xip.lds.S
index 9c9f350..5407eaf 100644
--- a/arch/riscv/kernel/vmlinux-xip.lds.S
+++ b/arch/riscv/kernel/vmlinux-xip.lds.S
@@ -29,10 +29,12 @@
HEAD_TEXT_SECTION
INIT_TEXT_SECTION(PAGE_SIZE)
/* we have to discard exit text and such at runtime, not link time */
+ __exittext_begin = .;
.exit.text :
{
EXIT_TEXT
}
+ __exittext_end = .;
.text : {
_text = .;
diff --git a/arch/riscv/kernel/vmlinux.lds.S b/arch/riscv/kernel/vmlinux.lds.S
index 5104f3a..adcfe9c 100644
--- a/arch/riscv/kernel/vmlinux.lds.S
+++ b/arch/riscv/kernel/vmlinux.lds.S
@@ -73,10 +73,12 @@
__soc_builtin_dtb_table_end = .;
}
/* we have to discard exit text and such at runtime, not link time */
+ __exittext_begin = .;
.exit.text :
{
EXIT_TEXT
}
+ __exittext_end = .;
__init_text_end = .;
. = ALIGN(SECTION_ALIGN);
diff --git a/arch/s390/include/asm/fpu/api.h b/arch/s390/include/asm/fpu/api.h
index a959b81..b8c7e853 100644
--- a/arch/s390/include/asm/fpu/api.h
+++ b/arch/s390/include/asm/fpu/api.h
@@ -78,7 +78,7 @@
#define KERNEL_VXR_HIGH (KERNEL_VXR_V16V23|KERNEL_VXR_V24V31)
#define KERNEL_VXR (KERNEL_VXR_LOW|KERNEL_VXR_HIGH)
-#define KERNEL_FPR (KERNEL_FPC|KERNEL_VXR_V0V7)
+#define KERNEL_FPR (KERNEL_FPC|KERNEL_VXR_LOW)
struct kernel_fpu;
diff --git a/arch/s390/include/asm/pci_io.h b/arch/s390/include/asm/pci_io.h
index 287bb88..2686bee80 100644
--- a/arch/s390/include/asm/pci_io.h
+++ b/arch/s390/include/asm/pci_io.h
@@ -11,6 +11,8 @@
/* I/O size constraints */
#define ZPCI_MAX_READ_SIZE 8
#define ZPCI_MAX_WRITE_SIZE 128
+#define ZPCI_BOUNDARY_SIZE (1 << 12)
+#define ZPCI_BOUNDARY_MASK (ZPCI_BOUNDARY_SIZE - 1)
/* I/O Map */
#define ZPCI_IOMAP_SHIFT 48
@@ -125,16 +127,18 @@
int zpci_write_block(volatile void __iomem *dst, const void *src,
unsigned long len);
-static inline u8 zpci_get_max_write_size(u64 src, u64 dst, int len, int max)
+static inline int zpci_get_max_io_size(u64 src, u64 dst, int len, int max)
{
- int count = len > max ? max : len, size = 1;
+ int offset = dst & ZPCI_BOUNDARY_MASK;
+ int size;
- while (!(src & 0x1) && !(dst & 0x1) && ((size << 1) <= count)) {
- dst = dst >> 1;
- src = src >> 1;
- size = size << 1;
- }
- return size;
+ size = min3(len, ZPCI_BOUNDARY_SIZE - offset, max);
+ if (IS_ALIGNED(src, 8) && IS_ALIGNED(dst, 8) && IS_ALIGNED(size, 8))
+ return size;
+
+ if (size >= 8)
+ return 8;
+ return rounddown_pow_of_two(size);
}
static inline int zpci_memcpy_fromio(void *dst,
@@ -144,9 +148,9 @@
int size, rc = 0;
while (n > 0) {
- size = zpci_get_max_write_size((u64 __force) src,
- (u64) dst, n,
- ZPCI_MAX_READ_SIZE);
+ size = zpci_get_max_io_size((u64 __force) src,
+ (u64) dst, n,
+ ZPCI_MAX_READ_SIZE);
rc = zpci_read_single(dst, src, size);
if (rc)
break;
@@ -166,9 +170,9 @@
return -EINVAL;
while (n > 0) {
- size = zpci_get_max_write_size((u64 __force) dst,
- (u64) src, n,
- ZPCI_MAX_WRITE_SIZE);
+ size = zpci_get_max_io_size((u64 __force) dst,
+ (u64) src, n,
+ ZPCI_MAX_WRITE_SIZE);
if (size > 8) /* main path */
rc = zpci_write_block(dst, src, size);
else
diff --git a/arch/s390/pci/pci_mmio.c b/arch/s390/pci/pci_mmio.c
index b94163e..7e4cb95 100644
--- a/arch/s390/pci/pci_mmio.c
+++ b/arch/s390/pci/pci_mmio.c
@@ -96,9 +96,9 @@
return -EINVAL;
while (n > 0) {
- size = zpci_get_max_write_size((u64 __force) dst,
- (u64 __force) src, n,
- ZPCI_MAX_WRITE_SIZE);
+ size = zpci_get_max_io_size((u64 __force) dst,
+ (u64 __force) src, n,
+ ZPCI_MAX_WRITE_SIZE);
if (size > 8) /* main path */
rc = __pcistb_mio_inuser(dst, src, size, &status);
else
@@ -241,9 +241,9 @@
u8 status;
while (n > 0) {
- size = zpci_get_max_write_size((u64 __force) src,
- (u64 __force) dst, n,
- ZPCI_MAX_READ_SIZE);
+ size = zpci_get_max_io_size((u64 __force) src,
+ (u64 __force) dst, n,
+ ZPCI_MAX_READ_SIZE);
rc = __pcilg_mio_inuser(dst, src, size, &status);
if (rc)
break;
diff --git a/arch/x86/kernel/alternative.c b/arch/x86/kernel/alternative.c
index c9e3246..aea88d0 100644
--- a/arch/x86/kernel/alternative.c
+++ b/arch/x86/kernel/alternative.c
@@ -963,8 +963,8 @@
} else {
local_irq_save(flags);
memcpy(addr, opcode, len);
- local_irq_restore(flags);
sync_core();
+ local_irq_restore(flags);
/*
* Could also do a CLFLUSH here to speed up CPU recovery; but
diff --git a/arch/x86/kernel/kprobes/core.c b/arch/x86/kernel/kprobes/core.c
index c4b618d..052ea74 100644
--- a/arch/x86/kernel/kprobes/core.c
+++ b/arch/x86/kernel/kprobes/core.c
@@ -563,7 +563,8 @@
{
unsigned long offs = addrmode_regoffs[p->ainsn.indirect.reg];
- int3_emulate_call(regs, regs_get_register(regs, offs));
+ int3_emulate_push(regs, regs->ip - INT3_INSN_SIZE + p->ainsn.size);
+ int3_emulate_jmp(regs, regs_get_register(regs, offs));
}
NOKPROBE_SYMBOL(kprobe_emulate_call_indirect);
diff --git a/arch/x86/kernel/kvmclock.c b/arch/x86/kernel/kvmclock.c
index 73c74b9..1d986b3 100644
--- a/arch/x86/kernel/kvmclock.c
+++ b/arch/x86/kernel/kvmclock.c
@@ -24,8 +24,8 @@
static int kvmclock __initdata = 1;
static int kvmclock_vsyscall __initdata = 1;
-static int msr_kvm_system_time __ro_after_init = MSR_KVM_SYSTEM_TIME;
-static int msr_kvm_wall_clock __ro_after_init = MSR_KVM_WALL_CLOCK;
+static int msr_kvm_system_time __ro_after_init;
+static int msr_kvm_wall_clock __ro_after_init;
static u64 kvm_sched_clock_offset __ro_after_init;
static int __init parse_no_kvmclock(char *arg)
@@ -195,7 +195,8 @@
void kvmclock_disable(void)
{
- native_write_msr(msr_kvm_system_time, 0, 0);
+ if (msr_kvm_system_time)
+ native_write_msr(msr_kvm_system_time, 0, 0);
}
static void __init kvmclock_init_mem(void)
@@ -291,7 +292,10 @@
if (kvm_para_has_feature(KVM_FEATURE_CLOCKSOURCE2)) {
msr_kvm_system_time = MSR_KVM_SYSTEM_TIME_NEW;
msr_kvm_wall_clock = MSR_KVM_WALL_CLOCK_NEW;
- } else if (!kvm_para_has_feature(KVM_FEATURE_CLOCKSOURCE)) {
+ } else if (kvm_para_has_feature(KVM_FEATURE_CLOCKSOURCE)) {
+ msr_kvm_system_time = MSR_KVM_SYSTEM_TIME;
+ msr_kvm_wall_clock = MSR_KVM_WALL_CLOCK;
+ } else {
return;
}
diff --git a/arch/x86/lib/misc.c b/arch/x86/lib/misc.c
index a018ec4..c97be9a 100644
--- a/arch/x86/lib/misc.c
+++ b/arch/x86/lib/misc.c
@@ -6,7 +6,7 @@
*/
int num_digits(int val)
{
- int m = 10;
+ long long m = 10;
int d = 1;
if (val < 0) {
diff --git a/block/bio.c b/block/bio.c
index 5bdef48..4d709ffb 100644
--- a/block/bio.c
+++ b/block/bio.c
@@ -1029,7 +1029,7 @@
return;
bio_for_each_segment_all(bvec, bio, iter_all) {
- if (mark_dirty && !PageCompound(bvec->bv_page))
+ if (mark_dirty)
set_page_dirty_lock(bvec->bv_page);
put_page(bvec->bv_page);
}
@@ -1348,8 +1348,7 @@
struct bvec_iter_all iter_all;
bio_for_each_segment_all(bvec, bio, iter_all) {
- if (!PageCompound(bvec->bv_page))
- set_page_dirty_lock(bvec->bv_page);
+ set_page_dirty_lock(bvec->bv_page);
}
}
@@ -1397,7 +1396,7 @@
struct bvec_iter_all iter_all;
bio_for_each_segment_all(bvec, bio, iter_all) {
- if (!PageDirty(bvec->bv_page) && !PageCompound(bvec->bv_page))
+ if (!PageDirty(bvec->bv_page))
goto defer;
}
diff --git a/block/blk-settings.c b/block/blk-settings.c
index 73a8089..959b5c1 100644
--- a/block/blk-settings.c
+++ b/block/blk-settings.c
@@ -136,7 +136,7 @@
limits->max_hw_sectors = max_hw_sectors;
max_sectors = min_not_zero(max_hw_sectors, limits->max_dev_sectors);
- max_sectors = min_t(unsigned int, max_sectors, BLK_DEF_MAX_SECTORS);
+ max_sectors = min(max_sectors, BLK_DEF_MAX_SECTORS);
max_sectors = round_down(max_sectors,
limits->logical_block_size >> SECTOR_SHIFT);
limits->max_sectors = max_sectors;
diff --git a/block/fops.c b/block/fops.c
index 6c265a1..4c89489 100644
--- a/block/fops.c
+++ b/block/fops.c
@@ -599,22 +599,33 @@
filemap_invalidate_lock(inode->i_mapping);
- /* Invalidate the page cache, including dirty pages. */
- error = truncate_bdev_range(bdev, file->f_mode, start, end);
- if (error)
- goto fail;
-
+ /*
+ * Invalidate the page cache, including dirty pages, for valid
+ * de-allocate mode calls to fallocate().
+ */
switch (mode) {
case FALLOC_FL_ZERO_RANGE:
case FALLOC_FL_ZERO_RANGE | FALLOC_FL_KEEP_SIZE:
+ error = truncate_bdev_range(bdev, file->f_mode, start, end);
+ if (error)
+ goto fail;
+
error = blkdev_issue_zeroout(bdev, start >> 9, len >> 9,
GFP_KERNEL, BLKDEV_ZERO_NOUNMAP);
break;
case FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE:
+ error = truncate_bdev_range(bdev, file->f_mode, start, end);
+ if (error)
+ goto fail;
+
error = blkdev_issue_zeroout(bdev, start >> 9, len >> 9,
GFP_KERNEL, BLKDEV_ZERO_NOFALLBACK);
break;
case FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE | FALLOC_FL_NO_HIDE_STALE:
+ error = truncate_bdev_range(bdev, file->f_mode, start, end);
+ if (error)
+ goto fail;
+
error = blkdev_issue_discard(bdev, start >> 9, len >> 9,
GFP_KERNEL, 0);
break;
diff --git a/block/genhd.c b/block/genhd.c
index 6123f13..4d28f1d5 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -421,7 +421,9 @@
DISK_MAX_PARTS);
disk->minors = DISK_MAX_PARTS;
}
- if (disk->first_minor + disk->minors > MINORMASK + 1)
+ if (disk->first_minor > MINORMASK ||
+ disk->minors > MINORMASK + 1 ||
+ disk->first_minor + disk->minors > MINORMASK + 1)
return -EINVAL;
} else {
if (WARN_ON(disk->minors))
@@ -538,6 +540,7 @@
out_del_block_link:
if (!sysfs_deprecated)
sysfs_remove_link(block_depr, dev_name(ddev));
+ pm_runtime_set_memalloc_noio(ddev, false);
out_device_del:
device_del(ddev);
out_free_ext_minor:
diff --git a/block/ioctl.c b/block/ioctl.c
index 8f39e41..0a3cf9a 100644
--- a/block/ioctl.c
+++ b/block/ioctl.c
@@ -18,7 +18,7 @@
{
struct gendisk *disk = bdev->bd_disk;
struct blkpg_partition p;
- long long start, length;
+ sector_t start, length;
if (disk->flags & GENHD_FL_NO_PART)
return -EINVAL;
@@ -35,14 +35,17 @@
if (op == BLKPG_DEL_PARTITION)
return bdev_del_partition(disk, p.pno);
+ if (p.start < 0 || p.length <= 0 || p.start + p.length < 0)
+ return -EINVAL;
+ /* Check that the partition is aligned to the block size */
+ if (!IS_ALIGNED(p.start | p.length, bdev_logical_block_size(bdev)))
+ return -EINVAL;
+
start = p.start >> SECTOR_SHIFT;
length = p.length >> SECTOR_SHIFT;
switch (op) {
case BLKPG_ADD_PARTITION:
- /* check if partition is aligned to blocksize */
- if (p.start & (bdev_logical_block_size(bdev) - 1))
- return -EINVAL;
return bdev_add_partition(disk, p.pno, start, length);
case BLKPG_RESIZE_PARTITION:
return bdev_resize_partition(disk, p.pno, start, length);
diff --git a/build.config.db845c b/build.config.db845c
index 6bbb310..c442d66 100644
--- a/build.config.db845c
+++ b/build.config.db845c
@@ -7,6 +7,8 @@
PRE_DEFCONFIG_CMDS="KCONFIG_CONFIG=${ROOT_DIR}/${KERNEL_DIR}/arch/arm64/configs/${DEFCONFIG} ${ROOT_DIR}/${KERNEL_DIR}/scripts/kconfig/merge_config.sh -m -r ${ROOT_DIR}/${KERNEL_DIR}/arch/arm64/configs/gki_defconfig ${ROOT_DIR}/${FRAGMENT_CONFIG}"
POST_DEFCONFIG_CMDS="rm ${ROOT_DIR}/${KERNEL_DIR}/arch/arm64/configs/${DEFCONFIG}"
+DTC_FLAGS="${DTC_FLAGS} -@"
+
MAKE_GOALS="${MAKE_GOALS}
qcom/sdm845-db845c.dtb
qcom/qrb5165-rb5.dtb
diff --git a/crypto/af_alg.c b/crypto/af_alg.c
index 8bd288d..aa93501 100644
--- a/crypto/af_alg.c
+++ b/crypto/af_alg.c
@@ -1045,9 +1045,13 @@
void af_alg_free_resources(struct af_alg_async_req *areq)
{
struct sock *sk = areq->sk;
+ struct af_alg_ctx *ctx;
af_alg_free_areq_sgls(areq);
sock_kfree_s(sk, areq, areq->areqlen);
+
+ ctx = alg_sk(sk)->private;
+ ctx->inflight = false;
}
EXPORT_SYMBOL_GPL(af_alg_free_resources);
@@ -1117,11 +1121,19 @@
struct af_alg_async_req *af_alg_alloc_areq(struct sock *sk,
unsigned int areqlen)
{
- struct af_alg_async_req *areq = sock_kmalloc(sk, areqlen, GFP_KERNEL);
+ struct af_alg_ctx *ctx = alg_sk(sk)->private;
+ struct af_alg_async_req *areq;
+ /* Only one AIO request can be in flight. */
+ if (ctx->inflight)
+ return ERR_PTR(-EBUSY);
+
+ areq = sock_kmalloc(sk, areqlen, GFP_KERNEL);
if (unlikely(!areq))
return ERR_PTR(-ENOMEM);
+ ctx->inflight = true;
+
areq->areqlen = areqlen;
areq->sk = sk;
areq->last_rsgl = NULL;
diff --git a/crypto/scompress.c b/crypto/scompress.c
index 738f4f8..4d6366a 100644
--- a/crypto/scompress.c
+++ b/crypto/scompress.c
@@ -124,6 +124,7 @@
struct crypto_scomp *scomp = *tfm_ctx;
void **ctx = acomp_request_ctx(req);
struct scomp_scratch *scratch;
+ unsigned int dlen;
int ret;
if (!req->src || !req->slen || req->slen > SCOMP_SCRATCH_SIZE)
@@ -135,6 +136,8 @@
if (!req->dlen || req->dlen > SCOMP_SCRATCH_SIZE)
req->dlen = SCOMP_SCRATCH_SIZE;
+ dlen = req->dlen;
+
scratch = raw_cpu_ptr(&scomp_scratch);
spin_lock(&scratch->lock);
@@ -152,6 +155,9 @@
ret = -ENOMEM;
goto out;
}
+ } else if (req->dlen > dlen) {
+ ret = -ENOSPC;
+ goto out;
}
scatterwalk_map_and_copy(scratch->dst, req->dst, 0, req->dlen,
1);
diff --git a/drivers/acpi/acpi_extlog.c b/drivers/acpi/acpi_extlog.c
index e648158..088db23 100644
--- a/drivers/acpi/acpi_extlog.c
+++ b/drivers/acpi/acpi_extlog.c
@@ -145,9 +145,14 @@
static u32 err_seq;
estatus = extlog_elog_entry_check(cpu, bank);
- if (estatus == NULL || (mce->kflags & MCE_HANDLED_CEC))
+ if (!estatus)
return NOTIFY_DONE;
+ if (mce->kflags & MCE_HANDLED_CEC) {
+ estatus->block_status = 0;
+ return NOTIFY_DONE;
+ }
+
memcpy(elog_buf, (void *)estatus, ELOG_ENTRY_LEN);
/* clear record status to enable BIOS to update it again */
estatus->block_status = 0;
diff --git a/drivers/acpi/acpi_lpit.c b/drivers/acpi/acpi_lpit.c
index 48e5059..7de5973 100644
--- a/drivers/acpi/acpi_lpit.c
+++ b/drivers/acpi/acpi_lpit.c
@@ -98,7 +98,7 @@
struct acpi_lpit_native *lpit_native)
{
info->frequency = lpit_native->counter_frequency ?
- lpit_native->counter_frequency : tsc_khz * 1000;
+ lpit_native->counter_frequency : mul_u32_u32(tsc_khz, 1000U);
if (!info->frequency)
info->frequency = 1;
diff --git a/drivers/acpi/acpi_lpss.c b/drivers/acpi/acpi_lpss.c
index f609f9d..332befb 100644
--- a/drivers/acpi/acpi_lpss.c
+++ b/drivers/acpi/acpi_lpss.c
@@ -439,8 +439,9 @@
if (!clk_name)
return -ENOMEM;
clk = clk_register_fractional_divider(NULL, clk_name, parent,
+ 0, prv_base, 1, 15, 16, 15,
CLK_FRAC_DIVIDER_POWER_OF_TWO_PS,
- prv_base, 1, 15, 16, 15, 0, NULL);
+ NULL);
parent = clk_name;
clk_name = kasprintf(GFP_KERNEL, "%s-update", devname);
diff --git a/drivers/acpi/acpi_video.c b/drivers/acpi/acpi_video.c
index 2b18b51..61bcdc7 100644
--- a/drivers/acpi/acpi_video.c
+++ b/drivers/acpi/acpi_video.c
@@ -1793,12 +1793,12 @@
return;
count++;
- acpi_get_parent(device->dev->handle, &acpi_parent);
-
- pdev = acpi_get_pci_dev(acpi_parent);
- if (pdev) {
- parent = &pdev->dev;
- pci_dev_put(pdev);
+ if (ACPI_SUCCESS(acpi_get_parent(device->dev->handle, &acpi_parent))) {
+ pdev = acpi_get_pci_dev(acpi_parent);
+ if (pdev) {
+ parent = &pdev->dev;
+ pci_dev_put(pdev);
+ }
}
memset(&props, 0, sizeof(struct backlight_properties));
diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c
index 503fb97..91628fb 100644
--- a/drivers/acpi/resource.c
+++ b/drivers/acpi/resource.c
@@ -481,6 +481,13 @@
},
},
{
+ /* TongFang GMxXGxx sold as Eluktronics Inc. RP-15 */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Eluktronics Inc."),
+ DMI_MATCH(DMI_BOARD_NAME, "RP-15"),
+ },
+ },
+ {
/* TongFang GM6XGxX/TUXEDO Stellaris 16 Gen5 AMD */
.matches = {
DMI_MATCH(DMI_BOARD_NAME, "GM6XGxX"),
diff --git a/drivers/android/binder.c b/drivers/android/binder.c
index d5d0795..eef43d7 100644
--- a/drivers/android/binder.c
+++ b/drivers/android/binder.c
@@ -5167,7 +5167,7 @@
thread = binder_get_thread(proc);
if (!thread)
- return POLLERR;
+ return EPOLLERR;
binder_inner_proc_lock(thread->proc);
thread->looper |= BINDER_LOOPER_STATE_POLL;
diff --git a/drivers/android/binder_alloc.c b/drivers/android/binder_alloc.c
index 6fe7a4f..3550a9d 100644
--- a/drivers/android/binder_alloc.c
+++ b/drivers/android/binder_alloc.c
@@ -345,8 +345,7 @@
continue;
if (!buffer->async_transaction)
continue;
- total_alloc_size += binder_alloc_buffer_size(alloc, buffer)
- + sizeof(struct binder_buffer);
+ total_alloc_size += binder_alloc_buffer_size(alloc, buffer);
num_buffers++;
}
@@ -408,6 +407,10 @@
alloc->pid, extra_buffers_size);
return ERR_PTR(-EINVAL);
}
+
+ /* Pad 0-size buffers so they get assigned unique addresses */
+ size = max(size, sizeof(void *));
+
trace_android_vh_binder_alloc_new_buf_locked(size, &alloc->free_async_space, is_async);
if (is_async &&
alloc->free_async_space < size + sizeof(struct binder_buffer)) {
@@ -417,9 +420,6 @@
return ERR_PTR(-ENOSPC);
}
- /* Pad 0-size buffers so they get assigned unique addresses */
- size = max(size, sizeof(void *));
-
while (n) {
buffer = rb_entry(n, struct binder_buffer, rb_node);
BUG_ON(!buffer->free);
@@ -521,7 +521,7 @@
buffer->pid = pid;
buffer->oneway_spam_suspect = false;
if (is_async) {
- alloc->free_async_space -= size + sizeof(struct binder_buffer);
+ alloc->free_async_space -= size;
binder_alloc_debug(BINDER_DEBUG_BUFFER_ALLOC_ASYNC,
"%d: binder_alloc_buf size %zd async free %zd\n",
alloc->pid, size, alloc->free_async_space);
@@ -559,7 +559,7 @@
* is the sum of the three given sizes (each rounded up to
* pointer-sized boundary)
*
- * Return: The allocated buffer or %NULL if error
+ * Return: The allocated buffer or %ERR_PTR(-errno) if error
*/
struct binder_buffer *binder_alloc_new_buf(struct binder_alloc *alloc,
size_t data_size,
@@ -659,8 +659,7 @@
BUG_ON(buffer->user_data > alloc->buffer + alloc->buffer_size);
if (buffer->async_transaction) {
- alloc->free_async_space += buffer_size + sizeof(struct binder_buffer);
-
+ alloc->free_async_space += buffer_size;
binder_alloc_debug(BINDER_DEBUG_BUFFER_ALLOC_ASYNC,
"%d: binder_free_buf size %zd async free %zd\n",
alloc->pid, size, alloc->free_async_space);
@@ -708,7 +707,7 @@
/*
* We could eliminate the call to binder_alloc_clear_buf()
* from binder_alloc_deferred_release() by moving this to
- * binder_alloc_free_buf_locked(). However, that could
+ * binder_free_buf_locked(). However, that could
* increase contention for the alloc mutex if clear_on_free
* is used frequently for large buffers. The mutex is not
* needed for correctness here.
@@ -1007,7 +1006,9 @@
goto err_mmget;
if (!mmap_read_trylock(mm))
goto err_mmap_read_lock_failed;
- vma = binder_alloc_get_vma(alloc);
+ vma = vma_lookup(mm, page_addr);
+ if (vma && vma != binder_alloc_get_vma(alloc))
+ goto err_invalid_vma;
list_lru_isolate(lru, item);
spin_unlock(lock);
@@ -1033,6 +1034,8 @@
mutex_unlock(&alloc->mutex);
return LRU_REMOVED_RETRY;
+err_invalid_vma:
+ mmap_read_unlock(mm);
err_mmap_read_lock_failed:
mmput_async(mm);
err_mmget:
diff --git a/drivers/base/swnode.c b/drivers/base/swnode.c
index 3ba1232..15f149f 100644
--- a/drivers/base/swnode.c
+++ b/drivers/base/swnode.c
@@ -547,6 +547,9 @@
if (nargs > NR_FWNODE_REFERENCE_ARGS)
return -EINVAL;
+ if (!args)
+ return 0;
+
args->fwnode = software_node_get(refnode);
args->nargs = nargs;
diff --git a/drivers/block/null_blk/main.c b/drivers/block/null_blk/main.c
index 686ec6b..8779126 100644
--- a/drivers/block/null_blk/main.c
+++ b/drivers/block/null_blk/main.c
@@ -1900,11 +1900,8 @@
blk_queue_logical_block_size(nullb->q, dev->blocksize);
blk_queue_physical_block_size(nullb->q, dev->blocksize);
- if (!dev->max_sectors)
- dev->max_sectors = queue_max_hw_sectors(nullb->q);
- dev->max_sectors = min_t(unsigned int, dev->max_sectors,
- BLK_DEF_MAX_SECTORS);
- blk_queue_max_hw_sectors(nullb->q, dev->max_sectors);
+ if (dev->max_sectors)
+ blk_queue_max_hw_sectors(nullb->q, dev->max_sectors);
if (dev->virt_boundary)
blk_queue_virt_boundary(nullb->q, PAGE_SIZE - 1);
@@ -1954,12 +1951,6 @@
g_bs = PAGE_SIZE;
}
- if (g_max_sectors > BLK_DEF_MAX_SECTORS) {
- pr_warn("invalid max sectors\n");
- pr_warn("defaults max sectors to %u\n", BLK_DEF_MAX_SECTORS);
- g_max_sectors = BLK_DEF_MAX_SECTORS;
- }
-
if (g_home_node != NUMA_NO_NODE && g_home_node >= nr_online_nodes) {
pr_err("invalid home_node value\n");
g_home_node = NUMA_NO_NODE;
diff --git a/drivers/bluetooth/btmtkuart.c b/drivers/bluetooth/btmtkuart.c
index 9ba22b1..a831d73 100644
--- a/drivers/bluetooth/btmtkuart.c
+++ b/drivers/bluetooth/btmtkuart.c
@@ -471,7 +471,7 @@
return data;
}
-static int btmtkuart_recv(struct hci_dev *hdev, const u8 *data, size_t count)
+static void btmtkuart_recv(struct hci_dev *hdev, const u8 *data, size_t count)
{
struct btmtkuart_dev *bdev = hci_get_drvdata(hdev);
const unsigned char *p_left = data, *p_h4;
@@ -510,25 +510,20 @@
bt_dev_err(bdev->hdev,
"Frame reassembly failed (%d)", err);
bdev->rx_skb = NULL;
- return err;
+ return;
}
sz_left -= sz_h4;
p_left += sz_h4;
}
-
- return 0;
}
static int btmtkuart_receive_buf(struct serdev_device *serdev, const u8 *data,
size_t count)
{
struct btmtkuart_dev *bdev = serdev_device_get_drvdata(serdev);
- int err;
- err = btmtkuart_recv(bdev->hdev, data, count);
- if (err < 0)
- return err;
+ btmtkuart_recv(bdev->hdev, data, count);
bdev->hdev->stat.byte_rx += count;
diff --git a/drivers/bus/ti-sysc.c b/drivers/bus/ti-sysc.c
index 0a15998..05ae577 100644
--- a/drivers/bus/ti-sysc.c
+++ b/drivers/bus/ti-sysc.c
@@ -2104,13 +2104,23 @@
sysc_val = sysc_read_sysconfig(ddata);
sysc_val |= sysc_mask;
sysc_write(ddata, sysc_offset, sysc_val);
- /* Flush posted write */
+
+ /*
+ * Some devices need a delay before reading registers
+ * after reset. Presumably a srst_udelay is not needed
+ * for devices that use a rstctrl register reset.
+ */
+ if (ddata->cfg.srst_udelay)
+ fsleep(ddata->cfg.srst_udelay);
+
+ /*
+ * Flush posted write. For devices needing srst_udelay
+ * this should trigger an interconnect error if the
+ * srst_udelay value is needed but not configured.
+ */
sysc_val = sysc_read_sysconfig(ddata);
}
- if (ddata->cfg.srst_udelay)
- fsleep(ddata->cfg.srst_udelay);
-
if (ddata->post_reset_quirk)
ddata->post_reset_quirk(ddata);
diff --git a/drivers/clk/clk-asm9260.c b/drivers/clk/clk-asm9260.c
index bacebd4..8b3c059 100644
--- a/drivers/clk/clk-asm9260.c
+++ b/drivers/clk/clk-asm9260.c
@@ -80,7 +80,7 @@
u8 mask;
u32 *table;
const char *name;
- const char **parent_names;
+ const struct clk_parent_data *parent_data;
u8 num_parents;
unsigned long offset;
unsigned long flags;
@@ -232,10 +232,10 @@
HW_AHBCLKCTRL1, 16 },
};
-static const char __initdata *main_mux_p[] = { NULL, NULL };
-static const char __initdata *i2s0_mux_p[] = { NULL, NULL, "i2s0m_div"};
-static const char __initdata *i2s1_mux_p[] = { NULL, NULL, "i2s1m_div"};
-static const char __initdata *clkout_mux_p[] = { NULL, NULL, "rtc"};
+static struct clk_parent_data __initdata main_mux_p[] = { { .index = 0, }, { .name = "pll" } };
+static struct clk_parent_data __initdata i2s0_mux_p[] = { { .index = 0, }, { .name = "pll" }, { .name = "i2s0m_div"} };
+static struct clk_parent_data __initdata i2s1_mux_p[] = { { .index = 0, }, { .name = "pll" }, { .name = "i2s1m_div"} };
+static struct clk_parent_data __initdata clkout_mux_p[] = { { .index = 0, }, { .name = "pll" }, { .name = "rtc"} };
static u32 three_mux_table[] = {0, 1, 3};
static struct asm9260_mux_clock asm9260_mux_clks[] __initdata = {
@@ -255,9 +255,10 @@
static void __init asm9260_acc_init(struct device_node *np)
{
- struct clk_hw *hw;
+ struct clk_hw *hw, *pll_hw;
struct clk_hw **hws;
- const char *ref_clk, *pll_clk = "pll";
+ const char *pll_clk = "pll";
+ struct clk_parent_data pll_parent_data = { .index = 0 };
u32 rate;
int n;
@@ -274,21 +275,15 @@
/* register pll */
rate = (ioread32(base + HW_SYSPLLCTRL) & 0xffff) * 1000000;
- /* TODO: Convert to DT parent scheme */
- ref_clk = of_clk_get_parent_name(np, 0);
- hw = __clk_hw_register_fixed_rate(NULL, NULL, pll_clk,
- ref_clk, NULL, NULL, 0, rate, 0,
- CLK_FIXED_RATE_PARENT_ACCURACY);
-
- if (IS_ERR(hw))
+ pll_hw = clk_hw_register_fixed_rate_parent_accuracy(NULL, pll_clk, &pll_parent_data,
+ 0, rate);
+ if (IS_ERR(pll_hw))
panic("%pOFn: can't register REFCLK. Check DT!", np);
for (n = 0; n < ARRAY_SIZE(asm9260_mux_clks); n++) {
const struct asm9260_mux_clock *mc = &asm9260_mux_clks[n];
- mc->parent_names[0] = ref_clk;
- mc->parent_names[1] = pll_clk;
- hw = clk_hw_register_mux_table(NULL, mc->name, mc->parent_names,
+ hw = clk_hw_register_mux_table_parent_data(NULL, mc->name, mc->parent_data,
mc->num_parents, mc->flags, base + mc->offset,
0, mc->mask, 0, mc->table, &asm9260_clk_lock);
}
diff --git a/drivers/clk/clk-si5341.c b/drivers/clk/clk-si5341.c
index 91a6bc7..cda5a0f 100644
--- a/drivers/clk/clk-si5341.c
+++ b/drivers/clk/clk-si5341.c
@@ -892,10 +892,8 @@
r[0] = r_div ? (r_div & 0xff) : 1;
r[1] = (r_div >> 8) & 0xff;
r[2] = (r_div >> 16) & 0xff;
- err = regmap_bulk_write(output->data->regmap,
+ return regmap_bulk_write(output->data->regmap,
SI5341_OUT_R_REG(output), r, 3);
-
- return 0;
}
static int si5341_output_reparent(struct clk_si5341_output *output, u8 index)
diff --git a/drivers/clk/qcom/gpucc-sm8150.c b/drivers/clk/qcom/gpucc-sm8150.c
index 8422fd0..c89a5b59 100644
--- a/drivers/clk/qcom/gpucc-sm8150.c
+++ b/drivers/clk/qcom/gpucc-sm8150.c
@@ -37,8 +37,8 @@
.config_ctl_hi_val = 0x00002267,
.config_ctl_hi1_val = 0x00000024,
.test_ctl_val = 0x00000000,
- .test_ctl_hi_val = 0x00000002,
- .test_ctl_hi1_val = 0x00000000,
+ .test_ctl_hi_val = 0x00000000,
+ .test_ctl_hi1_val = 0x00000020,
.user_ctl_val = 0x00000000,
.user_ctl_hi_val = 0x00000805,
.user_ctl_hi1_val = 0x000000d0,
diff --git a/drivers/clk/qcom/videocc-sm8150.c b/drivers/clk/qcom/videocc-sm8150.c
index 1afdbe4..52a9a45 100644
--- a/drivers/clk/qcom/videocc-sm8150.c
+++ b/drivers/clk/qcom/videocc-sm8150.c
@@ -33,6 +33,7 @@
.config_ctl_val = 0x20485699,
.config_ctl_hi_val = 0x00002267,
.config_ctl_hi1_val = 0x00000024,
+ .test_ctl_hi1_val = 0x00000020,
.user_ctl_val = 0x00000000,
.user_ctl_hi_val = 0x00000805,
.user_ctl_hi1_val = 0x000000D0,
@@ -214,6 +215,10 @@
static const struct qcom_reset_map video_cc_sm8150_resets[] = {
[VIDEO_CC_MVSC_CORE_CLK_BCR] = { 0x850, 2 },
+ [VIDEO_CC_INTERFACE_BCR] = { 0x8f0 },
+ [VIDEO_CC_MVS0_BCR] = { 0x870 },
+ [VIDEO_CC_MVS1_BCR] = { 0x8b0 },
+ [VIDEO_CC_MVSC_BCR] = { 0x810 },
};
static const struct qcom_cc_desc video_cc_sm8150_desc = {
diff --git a/drivers/clk/rockchip/clk-rk3128.c b/drivers/clk/rockchip/clk-rk3128.c
index aa53797..7782785 100644
--- a/drivers/clk/rockchip/clk-rk3128.c
+++ b/drivers/clk/rockchip/clk-rk3128.c
@@ -490,7 +490,7 @@
GATE(HCLK_I2S_2CH, "hclk_i2s_2ch", "hclk_peri", 0, RK2928_CLKGATE_CON(7), 2, GFLAGS),
GATE(0, "hclk_usb_peri", "hclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(9), 13, GFLAGS),
GATE(HCLK_HOST2, "hclk_host2", "hclk_peri", 0, RK2928_CLKGATE_CON(7), 3, GFLAGS),
- GATE(HCLK_OTG, "hclk_otg", "hclk_peri", 0, RK2928_CLKGATE_CON(3), 13, GFLAGS),
+ GATE(HCLK_OTG, "hclk_otg", "hclk_peri", 0, RK2928_CLKGATE_CON(5), 13, GFLAGS),
GATE(0, "hclk_peri_ahb", "hclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(9), 14, GFLAGS),
GATE(HCLK_SPDIF, "hclk_spdif", "hclk_peri", 0, RK2928_CLKGATE_CON(10), 9, GFLAGS),
GATE(HCLK_TSP, "hclk_tsp", "hclk_peri", 0, RK2928_CLKGATE_CON(10), 12, GFLAGS),
diff --git a/drivers/clk/zynqmp/clk-mux-zynqmp.c b/drivers/clk/zynqmp/clk-mux-zynqmp.c
index 17afce5..5a040f9 100644
--- a/drivers/clk/zynqmp/clk-mux-zynqmp.c
+++ b/drivers/clk/zynqmp/clk-mux-zynqmp.c
@@ -89,7 +89,7 @@
static const struct clk_ops zynqmp_clk_mux_ops = {
.get_parent = zynqmp_clk_mux_get_parent,
.set_parent = zynqmp_clk_mux_set_parent,
- .determine_rate = __clk_mux_determine_rate,
+ .determine_rate = __clk_mux_determine_rate_closest,
};
static const struct clk_ops zynqmp_clk_mux_ro_ops = {
diff --git a/drivers/clk/zynqmp/divider.c b/drivers/clk/zynqmp/divider.c
index cb49281..e25c76f 100644
--- a/drivers/clk/zynqmp/divider.c
+++ b/drivers/clk/zynqmp/divider.c
@@ -110,49 +110,6 @@
return DIV_ROUND_UP_ULL(parent_rate, value);
}
-static void zynqmp_get_divider2_val(struct clk_hw *hw,
- unsigned long rate,
- struct zynqmp_clk_divider *divider,
- int *bestdiv)
-{
- int div1;
- int div2;
- long error = LONG_MAX;
- unsigned long div1_prate;
- struct clk_hw *div1_parent_hw;
- struct clk_hw *div2_parent_hw = clk_hw_get_parent(hw);
- struct zynqmp_clk_divider *pdivider =
- to_zynqmp_clk_divider(div2_parent_hw);
-
- if (!pdivider)
- return;
-
- div1_parent_hw = clk_hw_get_parent(div2_parent_hw);
- if (!div1_parent_hw)
- return;
-
- div1_prate = clk_hw_get_rate(div1_parent_hw);
- *bestdiv = 1;
- for (div1 = 1; div1 <= pdivider->max_div;) {
- for (div2 = 1; div2 <= divider->max_div;) {
- long new_error = ((div1_prate / div1) / div2) - rate;
-
- if (abs(new_error) < abs(error)) {
- *bestdiv = div2;
- error = new_error;
- }
- if (divider->flags & CLK_DIVIDER_POWER_OF_TWO)
- div2 = div2 << 1;
- else
- div2++;
- }
- if (pdivider->flags & CLK_DIVIDER_POWER_OF_TWO)
- div1 = div1 << 1;
- else
- div1++;
- }
-}
-
/**
* zynqmp_clk_divider_round_rate() - Round rate of divider clock
* @hw: handle between common and hardware-specific interfaces
@@ -171,6 +128,7 @@
u32 div_type = divider->div_type;
u32 bestdiv;
int ret;
+ u8 width;
/* if read only, just return current value */
if (divider->flags & CLK_DIVIDER_READ_ONLY) {
@@ -190,23 +148,12 @@
return DIV_ROUND_UP_ULL((u64)*prate, bestdiv);
}
- bestdiv = zynqmp_divider_get_val(*prate, rate, divider->flags);
+ width = fls(divider->max_div);
- /*
- * In case of two divisors, compute best divider values and return
- * divider2 value based on compute value. div1 will be automatically
- * set to optimum based on required total divider value.
- */
- if (div_type == TYPE_DIV2 &&
- (clk_hw_get_flags(hw) & CLK_SET_RATE_PARENT)) {
- zynqmp_get_divider2_val(hw, rate, divider, &bestdiv);
- }
+ rate = divider_round_rate(hw, rate, prate, NULL, width, divider->flags);
- if ((clk_hw_get_flags(hw) & CLK_SET_RATE_PARENT) && divider->is_frac)
- bestdiv = rate % *prate ? 1 : bestdiv;
-
- bestdiv = min_t(u32, bestdiv, divider->max_div);
- *prate = rate * bestdiv;
+ if (divider->is_frac && (clk_hw_get_flags(hw) & CLK_SET_RATE_PARENT) && (rate % *prate))
+ *prate = rate;
return rate;
}
diff --git a/drivers/cpufreq/cpufreq-dt-platdev.c b/drivers/cpufreq/cpufreq-dt-platdev.c
index e1b5975..48ca718 100644
--- a/drivers/cpufreq/cpufreq-dt-platdev.c
+++ b/drivers/cpufreq/cpufreq-dt-platdev.c
@@ -171,7 +171,7 @@
struct device_node *np = of_cpu_device_node_get(0);
bool ret = false;
- if (of_get_property(np, "operating-points-v2", NULL))
+ if (of_property_present(np, "operating-points-v2"))
ret = true;
of_node_put(np);
diff --git a/drivers/cpufreq/imx-cpufreq-dt.c b/drivers/cpufreq/imx-cpufreq-dt.c
index 3fe9125..0942498 100644
--- a/drivers/cpufreq/imx-cpufreq-dt.c
+++ b/drivers/cpufreq/imx-cpufreq-dt.c
@@ -89,7 +89,7 @@
cpu_dev = get_cpu_device(0);
- if (!of_find_property(cpu_dev->of_node, "cpu-supply", NULL))
+ if (!of_property_present(cpu_dev->of_node, "cpu-supply"))
return -ENODEV;
if (of_machine_is_compatible("fsl,imx7ulp")) {
diff --git a/drivers/cpufreq/imx6q-cpufreq.c b/drivers/cpufreq/imx6q-cpufreq.c
index 67f98a0..ae9ef99 100644
--- a/drivers/cpufreq/imx6q-cpufreq.c
+++ b/drivers/cpufreq/imx6q-cpufreq.c
@@ -230,7 +230,7 @@
u32 val;
int ret;
- if (of_find_property(dev->of_node, "nvmem-cells", NULL)) {
+ if (of_property_present(dev->of_node, "nvmem-cells")) {
ret = nvmem_cell_read_u32(dev, "speed_grade", &val);
if (ret)
return ret;
@@ -285,7 +285,7 @@
u32 val;
int ret = 0;
- if (of_find_property(dev->of_node, "nvmem-cells", NULL)) {
+ if (of_property_present(dev->of_node, "nvmem-cells")) {
ret = nvmem_cell_read_u32(dev, "speed_grade", &val);
if (ret)
return ret;
diff --git a/drivers/cpufreq/scmi-cpufreq.c b/drivers/cpufreq/scmi-cpufreq.c
index 1e0cd4d..c24e637 100644
--- a/drivers/cpufreq/scmi-cpufreq.c
+++ b/drivers/cpufreq/scmi-cpufreq.c
@@ -299,8 +299,11 @@
#ifdef CONFIG_COMMON_CLK
/* dummy clock provider as needed by OPP if clocks property is used */
- if (of_find_property(dev->of_node, "#clock-cells", NULL))
- devm_of_clk_add_hw_provider(dev, of_clk_hw_simple_get, NULL);
+ if (of_property_present(dev->of_node, "#clock-cells")) {
+ ret = devm_of_clk_add_hw_provider(dev, of_clk_hw_simple_get, NULL);
+ if (ret)
+ return dev_err_probe(dev, ret, "%s: registering clock provider failed\n", __func__);
+ }
#endif
ret = cpufreq_register_driver(&scmi_cpufreq_driver);
diff --git a/drivers/cpufreq/tegra20-cpufreq.c b/drivers/cpufreq/tegra20-cpufreq.c
index e8db3d7..72b9c2d 100644
--- a/drivers/cpufreq/tegra20-cpufreq.c
+++ b/drivers/cpufreq/tegra20-cpufreq.c
@@ -25,7 +25,7 @@
struct device_node *np = of_cpu_device_node_get(0);
bool ret = false;
- if (of_get_property(np, "operating-points-v2", NULL))
+ if (of_property_present(np, "operating-points-v2"))
ret = true;
of_node_put(np);
diff --git a/drivers/crypto/ccp/ccp-ops.c b/drivers/crypto/ccp/ccp-ops.c
index aa4e1a5..cb8e999 100644
--- a/drivers/crypto/ccp/ccp-ops.c
+++ b/drivers/crypto/ccp/ccp-ops.c
@@ -179,8 +179,11 @@
wa->dma.address = dma_map_single(wa->dev, wa->address, len,
dir);
- if (dma_mapping_error(wa->dev, wa->dma.address))
+ if (dma_mapping_error(wa->dev, wa->dma.address)) {
+ kfree(wa->address);
+ wa->address = NULL;
return -ENOMEM;
+ }
wa->dma.length = len;
}
diff --git a/drivers/crypto/sa2ul.c b/drivers/crypto/sa2ul.c
index 544d704..91ab336 100644
--- a/drivers/crypto/sa2ul.c
+++ b/drivers/crypto/sa2ul.c
@@ -1868,9 +1868,8 @@
crypto_aead_set_flags(ctx->fallback.aead,
crypto_aead_get_flags(authenc) &
CRYPTO_TFM_REQ_MASK);
- crypto_aead_setkey(ctx->fallback.aead, key, keylen);
- return 0;
+ return crypto_aead_setkey(ctx->fallback.aead, key, keylen);
}
static int sa_aead_setauthsize(struct crypto_aead *tfm, unsigned int authsize)
diff --git a/drivers/crypto/sahara.c b/drivers/crypto/sahara.c
index b07ae4b..b9832978 100644
--- a/drivers/crypto/sahara.c
+++ b/drivers/crypto/sahara.c
@@ -44,7 +44,6 @@
#define FLAGS_MODE_MASK 0x000f
#define FLAGS_ENCRYPT BIT(0)
#define FLAGS_CBC BIT(1)
-#define FLAGS_NEW_KEY BIT(3)
#define SAHARA_HDR_BASE 0x00800000
#define SAHARA_HDR_SKHA_ALG_AES 0
@@ -142,8 +141,6 @@
};
struct sahara_ctx {
- unsigned long flags;
-
/* AES-specific context */
int keylen;
u8 key[AES_KEYSIZE_128];
@@ -152,6 +149,7 @@
struct sahara_aes_reqctx {
unsigned long mode;
+ u8 iv_out[AES_BLOCK_SIZE];
struct skcipher_request fallback_req; // keep at the end
};
@@ -447,27 +445,24 @@
int ret;
int i, j;
int idx = 0;
+ u32 len;
- /* Copy new key if necessary */
- if (ctx->flags & FLAGS_NEW_KEY) {
- memcpy(dev->key_base, ctx->key, ctx->keylen);
- ctx->flags &= ~FLAGS_NEW_KEY;
+ memcpy(dev->key_base, ctx->key, ctx->keylen);
- if (dev->flags & FLAGS_CBC) {
- dev->hw_desc[idx]->len1 = AES_BLOCK_SIZE;
- dev->hw_desc[idx]->p1 = dev->iv_phys_base;
- } else {
- dev->hw_desc[idx]->len1 = 0;
- dev->hw_desc[idx]->p1 = 0;
- }
- dev->hw_desc[idx]->len2 = ctx->keylen;
- dev->hw_desc[idx]->p2 = dev->key_phys_base;
- dev->hw_desc[idx]->next = dev->hw_phys_desc[1];
-
- dev->hw_desc[idx]->hdr = sahara_aes_key_hdr(dev);
-
- idx++;
+ if (dev->flags & FLAGS_CBC) {
+ dev->hw_desc[idx]->len1 = AES_BLOCK_SIZE;
+ dev->hw_desc[idx]->p1 = dev->iv_phys_base;
+ } else {
+ dev->hw_desc[idx]->len1 = 0;
+ dev->hw_desc[idx]->p1 = 0;
}
+ dev->hw_desc[idx]->len2 = ctx->keylen;
+ dev->hw_desc[idx]->p2 = dev->key_phys_base;
+ dev->hw_desc[idx]->next = dev->hw_phys_desc[1];
+ dev->hw_desc[idx]->hdr = sahara_aes_key_hdr(dev);
+
+ idx++;
+
dev->nb_in_sg = sg_nents_for_len(dev->in_sg, dev->total);
if (dev->nb_in_sg < 0) {
@@ -489,24 +484,27 @@
DMA_TO_DEVICE);
if (ret != dev->nb_in_sg) {
dev_err(dev->device, "couldn't map in sg\n");
- goto unmap_in;
+ return -EINVAL;
}
+
ret = dma_map_sg(dev->device, dev->out_sg, dev->nb_out_sg,
DMA_FROM_DEVICE);
if (ret != dev->nb_out_sg) {
dev_err(dev->device, "couldn't map out sg\n");
- goto unmap_out;
+ goto unmap_in;
}
/* Create input links */
dev->hw_desc[idx]->p1 = dev->hw_phys_link[0];
sg = dev->in_sg;
+ len = dev->total;
for (i = 0; i < dev->nb_in_sg; i++) {
- dev->hw_link[i]->len = sg->length;
+ dev->hw_link[i]->len = min(len, sg->length);
dev->hw_link[i]->p = sg->dma_address;
if (i == (dev->nb_in_sg - 1)) {
dev->hw_link[i]->next = 0;
} else {
+ len -= min(len, sg->length);
dev->hw_link[i]->next = dev->hw_phys_link[i + 1];
sg = sg_next(sg);
}
@@ -515,12 +513,14 @@
/* Create output links */
dev->hw_desc[idx]->p2 = dev->hw_phys_link[i];
sg = dev->out_sg;
+ len = dev->total;
for (j = i; j < dev->nb_out_sg + i; j++) {
- dev->hw_link[j]->len = sg->length;
+ dev->hw_link[j]->len = min(len, sg->length);
dev->hw_link[j]->p = sg->dma_address;
if (j == (dev->nb_out_sg + i - 1)) {
dev->hw_link[j]->next = 0;
} else {
+ len -= min(len, sg->length);
dev->hw_link[j]->next = dev->hw_phys_link[j + 1];
sg = sg_next(sg);
}
@@ -539,9 +539,6 @@
return 0;
-unmap_out:
- dma_unmap_sg(dev->device, dev->out_sg, dev->nb_out_sg,
- DMA_FROM_DEVICE);
unmap_in:
dma_unmap_sg(dev->device, dev->in_sg, dev->nb_in_sg,
DMA_TO_DEVICE);
@@ -549,8 +546,24 @@
return -EINVAL;
}
+static void sahara_aes_cbc_update_iv(struct skcipher_request *req)
+{
+ struct crypto_skcipher *skcipher = crypto_skcipher_reqtfm(req);
+ struct sahara_aes_reqctx *rctx = skcipher_request_ctx(req);
+ unsigned int ivsize = crypto_skcipher_ivsize(skcipher);
+
+ /* Update IV buffer to contain the last ciphertext block */
+ if (rctx->mode & FLAGS_ENCRYPT) {
+ sg_pcopy_to_buffer(req->dst, sg_nents(req->dst), req->iv,
+ ivsize, req->cryptlen - ivsize);
+ } else {
+ memcpy(req->iv, rctx->iv_out, ivsize);
+ }
+}
+
static int sahara_aes_process(struct skcipher_request *req)
{
+ struct crypto_skcipher *skcipher = crypto_skcipher_reqtfm(req);
struct sahara_dev *dev = dev_ptr;
struct sahara_ctx *ctx;
struct sahara_aes_reqctx *rctx;
@@ -572,8 +585,17 @@
rctx->mode &= FLAGS_MODE_MASK;
dev->flags = (dev->flags & ~FLAGS_MODE_MASK) | rctx->mode;
- if ((dev->flags & FLAGS_CBC) && req->iv)
- memcpy(dev->iv_base, req->iv, AES_KEYSIZE_128);
+ if ((dev->flags & FLAGS_CBC) && req->iv) {
+ unsigned int ivsize = crypto_skcipher_ivsize(skcipher);
+
+ memcpy(dev->iv_base, req->iv, ivsize);
+
+ if (!(dev->flags & FLAGS_ENCRYPT)) {
+ sg_pcopy_to_buffer(req->src, sg_nents(req->src),
+ rctx->iv_out, ivsize,
+ req->cryptlen - ivsize);
+ }
+ }
/* assign new context to device */
dev->ctx = ctx;
@@ -586,16 +608,20 @@
timeout = wait_for_completion_timeout(&dev->dma_completion,
msecs_to_jiffies(SAHARA_TIMEOUT_MS));
- if (!timeout) {
- dev_err(dev->device, "AES timeout\n");
- return -ETIMEDOUT;
- }
dma_unmap_sg(dev->device, dev->out_sg, dev->nb_out_sg,
DMA_FROM_DEVICE);
dma_unmap_sg(dev->device, dev->in_sg, dev->nb_in_sg,
DMA_TO_DEVICE);
+ if (!timeout) {
+ dev_err(dev->device, "AES timeout\n");
+ return -ETIMEDOUT;
+ }
+
+ if ((dev->flags & FLAGS_CBC) && req->iv)
+ sahara_aes_cbc_update_iv(req);
+
return 0;
}
@@ -609,7 +635,6 @@
/* SAHARA only supports 128bit keys */
if (keylen == AES_KEYSIZE_128) {
memcpy(ctx->key, key, keylen);
- ctx->flags |= FLAGS_NEW_KEY;
return 0;
}
@@ -625,12 +650,40 @@
return crypto_skcipher_setkey(ctx->fallback, key, keylen);
}
+static int sahara_aes_fallback(struct skcipher_request *req, unsigned long mode)
+{
+ struct sahara_aes_reqctx *rctx = skcipher_request_ctx(req);
+ struct sahara_ctx *ctx = crypto_skcipher_ctx(
+ crypto_skcipher_reqtfm(req));
+
+ skcipher_request_set_tfm(&rctx->fallback_req, ctx->fallback);
+ skcipher_request_set_callback(&rctx->fallback_req,
+ req->base.flags,
+ req->base.complete,
+ req->base.data);
+ skcipher_request_set_crypt(&rctx->fallback_req, req->src,
+ req->dst, req->cryptlen, req->iv);
+
+ if (mode & FLAGS_ENCRYPT)
+ return crypto_skcipher_encrypt(&rctx->fallback_req);
+
+ return crypto_skcipher_decrypt(&rctx->fallback_req);
+}
+
static int sahara_aes_crypt(struct skcipher_request *req, unsigned long mode)
{
struct sahara_aes_reqctx *rctx = skcipher_request_ctx(req);
+ struct sahara_ctx *ctx = crypto_skcipher_ctx(
+ crypto_skcipher_reqtfm(req));
struct sahara_dev *dev = dev_ptr;
int err = 0;
+ if (!req->cryptlen)
+ return 0;
+
+ if (unlikely(ctx->keylen != AES_KEYSIZE_128))
+ return sahara_aes_fallback(req, mode);
+
dev_dbg(dev->device, "nbytes: %d, enc: %d, cbc: %d\n",
req->cryptlen, !!(mode & FLAGS_ENCRYPT), !!(mode & FLAGS_CBC));
@@ -653,81 +706,21 @@
static int sahara_aes_ecb_encrypt(struct skcipher_request *req)
{
- struct sahara_aes_reqctx *rctx = skcipher_request_ctx(req);
- struct sahara_ctx *ctx = crypto_skcipher_ctx(
- crypto_skcipher_reqtfm(req));
-
- if (unlikely(ctx->keylen != AES_KEYSIZE_128)) {
- skcipher_request_set_tfm(&rctx->fallback_req, ctx->fallback);
- skcipher_request_set_callback(&rctx->fallback_req,
- req->base.flags,
- req->base.complete,
- req->base.data);
- skcipher_request_set_crypt(&rctx->fallback_req, req->src,
- req->dst, req->cryptlen, req->iv);
- return crypto_skcipher_encrypt(&rctx->fallback_req);
- }
-
return sahara_aes_crypt(req, FLAGS_ENCRYPT);
}
static int sahara_aes_ecb_decrypt(struct skcipher_request *req)
{
- struct sahara_aes_reqctx *rctx = skcipher_request_ctx(req);
- struct sahara_ctx *ctx = crypto_skcipher_ctx(
- crypto_skcipher_reqtfm(req));
-
- if (unlikely(ctx->keylen != AES_KEYSIZE_128)) {
- skcipher_request_set_tfm(&rctx->fallback_req, ctx->fallback);
- skcipher_request_set_callback(&rctx->fallback_req,
- req->base.flags,
- req->base.complete,
- req->base.data);
- skcipher_request_set_crypt(&rctx->fallback_req, req->src,
- req->dst, req->cryptlen, req->iv);
- return crypto_skcipher_decrypt(&rctx->fallback_req);
- }
-
return sahara_aes_crypt(req, 0);
}
static int sahara_aes_cbc_encrypt(struct skcipher_request *req)
{
- struct sahara_aes_reqctx *rctx = skcipher_request_ctx(req);
- struct sahara_ctx *ctx = crypto_skcipher_ctx(
- crypto_skcipher_reqtfm(req));
-
- if (unlikely(ctx->keylen != AES_KEYSIZE_128)) {
- skcipher_request_set_tfm(&rctx->fallback_req, ctx->fallback);
- skcipher_request_set_callback(&rctx->fallback_req,
- req->base.flags,
- req->base.complete,
- req->base.data);
- skcipher_request_set_crypt(&rctx->fallback_req, req->src,
- req->dst, req->cryptlen, req->iv);
- return crypto_skcipher_encrypt(&rctx->fallback_req);
- }
-
return sahara_aes_crypt(req, FLAGS_ENCRYPT | FLAGS_CBC);
}
static int sahara_aes_cbc_decrypt(struct skcipher_request *req)
{
- struct sahara_aes_reqctx *rctx = skcipher_request_ctx(req);
- struct sahara_ctx *ctx = crypto_skcipher_ctx(
- crypto_skcipher_reqtfm(req));
-
- if (unlikely(ctx->keylen != AES_KEYSIZE_128)) {
- skcipher_request_set_tfm(&rctx->fallback_req, ctx->fallback);
- skcipher_request_set_callback(&rctx->fallback_req,
- req->base.flags,
- req->base.complete,
- req->base.data);
- skcipher_request_set_crypt(&rctx->fallback_req, req->src,
- req->dst, req->cryptlen, req->iv);
- return crypto_skcipher_decrypt(&rctx->fallback_req);
- }
-
return sahara_aes_crypt(req, FLAGS_CBC);
}
@@ -784,6 +777,7 @@
int start)
{
struct scatterlist *sg;
+ unsigned int len;
unsigned int i;
int ret;
@@ -805,12 +799,14 @@
if (!ret)
return -EFAULT;
+ len = rctx->total;
for (i = start; i < dev->nb_in_sg + start; i++) {
- dev->hw_link[i]->len = sg->length;
+ dev->hw_link[i]->len = min(len, sg->length);
dev->hw_link[i]->p = sg->dma_address;
if (i == (dev->nb_in_sg + start - 1)) {
dev->hw_link[i]->next = 0;
} else {
+ len -= min(len, sg->length);
dev->hw_link[i]->next = dev->hw_phys_link[i + 1];
sg = sg_next(sg);
}
@@ -891,24 +887,6 @@
return 0;
}
-static int sahara_walk_and_recalc(struct scatterlist *sg, unsigned int nbytes)
-{
- if (!sg || !sg->length)
- return nbytes;
-
- while (nbytes && sg) {
- if (nbytes <= sg->length) {
- sg->length = nbytes;
- sg_mark_end(sg);
- break;
- }
- nbytes -= sg->length;
- sg = sg_next(sg);
- }
-
- return nbytes;
-}
-
static int sahara_sha_prepare_request(struct ahash_request *req)
{
struct crypto_ahash *tfm = crypto_ahash_reqtfm(req);
@@ -945,36 +923,20 @@
hash_later, 0);
}
- /* nbytes should now be multiple of blocksize */
- req->nbytes = req->nbytes - hash_later;
-
- sahara_walk_and_recalc(req->src, req->nbytes);
-
+ rctx->total = len - hash_later;
/* have data from previous operation and current */
if (rctx->buf_cnt && req->nbytes) {
sg_init_table(rctx->in_sg_chain, 2);
sg_set_buf(rctx->in_sg_chain, rctx->rembuf, rctx->buf_cnt);
-
sg_chain(rctx->in_sg_chain, 2, req->src);
-
- rctx->total = req->nbytes + rctx->buf_cnt;
rctx->in_sg = rctx->in_sg_chain;
-
- req->src = rctx->in_sg_chain;
/* only data from previous operation */
} else if (rctx->buf_cnt) {
- if (req->src)
- rctx->in_sg = req->src;
- else
- rctx->in_sg = rctx->in_sg_chain;
- /* buf was copied into rembuf above */
+ rctx->in_sg = rctx->in_sg_chain;
sg_init_one(rctx->in_sg, rctx->rembuf, rctx->buf_cnt);
- rctx->total = rctx->buf_cnt;
/* no data from previous operation */
} else {
rctx->in_sg = req->src;
- rctx->total = req->nbytes;
- req->src = rctx->in_sg;
}
/* on next call, we only have the remaining data in the buffer */
@@ -995,7 +957,10 @@
return ret;
if (rctx->first) {
- sahara_sha_hw_data_descriptor_create(dev, rctx, req, 0);
+ ret = sahara_sha_hw_data_descriptor_create(dev, rctx, req, 0);
+ if (ret)
+ return ret;
+
dev->hw_desc[0]->next = 0;
rctx->first = 0;
} else {
@@ -1003,7 +968,10 @@
sahara_sha_hw_context_descriptor_create(dev, rctx, req, 0);
dev->hw_desc[0]->next = dev->hw_phys_desc[1];
- sahara_sha_hw_data_descriptor_create(dev, rctx, req, 1);
+ ret = sahara_sha_hw_data_descriptor_create(dev, rctx, req, 1);
+ if (ret)
+ return ret;
+
dev->hw_desc[1]->next = 0;
}
@@ -1016,18 +984,19 @@
timeout = wait_for_completion_timeout(&dev->dma_completion,
msecs_to_jiffies(SAHARA_TIMEOUT_MS));
- if (!timeout) {
- dev_err(dev->device, "SHA timeout\n");
- return -ETIMEDOUT;
- }
if (rctx->sg_in_idx)
dma_unmap_sg(dev->device, dev->in_sg, dev->nb_in_sg,
DMA_TO_DEVICE);
+ if (!timeout) {
+ dev_err(dev->device, "SHA timeout\n");
+ return -ETIMEDOUT;
+ }
+
memcpy(rctx->context, dev->context_base, rctx->context_size);
- if (req->result)
+ if (req->result && rctx->last)
memcpy(req->result, rctx->context, rctx->digest_size);
return 0;
@@ -1171,8 +1140,7 @@
static int sahara_sha_cra_init(struct crypto_tfm *tfm)
{
crypto_ahash_set_reqsize(__crypto_ahash_cast(tfm),
- sizeof(struct sahara_sha_reqctx) +
- SHA_BUFFER_LEN + SHA256_BLOCK_SIZE);
+ sizeof(struct sahara_sha_reqctx));
return 0;
}
diff --git a/drivers/crypto/virtio/virtio_crypto_algs.c b/drivers/crypto/virtio/virtio_crypto_algs.c
index 583c0b5..8b577e4 100644
--- a/drivers/crypto/virtio/virtio_crypto_algs.c
+++ b/drivers/crypto/virtio/virtio_crypto_algs.c
@@ -255,7 +255,7 @@
vcrypto->ctrl_status.status,
destroy_session->session_id);
- return -EINVAL;
+ err = -EINVAL;
}
spin_unlock(&vcrypto->ctrl_lock);
diff --git a/drivers/crypto/virtio/virtio_crypto_common.h b/drivers/crypto/virtio/virtio_crypto_common.h
index a24f85c..faa804a 100644
--- a/drivers/crypto/virtio/virtio_crypto_common.h
+++ b/drivers/crypto/virtio/virtio_crypto_common.h
@@ -10,6 +10,7 @@
#include <linux/virtio.h>
#include <linux/crypto.h>
#include <linux/spinlock.h>
+#include <linux/interrupt.h>
#include <crypto/aead.h>
#include <crypto/aes.h>
#include <crypto/engine.h>
@@ -27,6 +28,7 @@
char name[32];
struct crypto_engine *engine;
+ struct tasklet_struct done_task;
};
struct virtio_crypto {
diff --git a/drivers/crypto/virtio/virtio_crypto_core.c b/drivers/crypto/virtio/virtio_crypto_core.c
index e2375d9..f1eff8f 100644
--- a/drivers/crypto/virtio/virtio_crypto_core.c
+++ b/drivers/crypto/virtio/virtio_crypto_core.c
@@ -22,27 +22,28 @@
}
}
-static void virtcrypto_dataq_callback(struct virtqueue *vq)
+static void virtcrypto_done_task(unsigned long data)
{
- struct virtio_crypto *vcrypto = vq->vdev->priv;
+ struct data_queue *data_vq = (struct data_queue *)data;
+ struct virtqueue *vq = data_vq->vq;
struct virtio_crypto_request *vc_req;
- unsigned long flags;
unsigned int len;
- unsigned int qid = vq->index;
- spin_lock_irqsave(&vcrypto->data_vq[qid].lock, flags);
do {
virtqueue_disable_cb(vq);
while ((vc_req = virtqueue_get_buf(vq, &len)) != NULL) {
- spin_unlock_irqrestore(
- &vcrypto->data_vq[qid].lock, flags);
if (vc_req->alg_cb)
vc_req->alg_cb(vc_req, len);
- spin_lock_irqsave(
- &vcrypto->data_vq[qid].lock, flags);
}
} while (!virtqueue_enable_cb(vq));
- spin_unlock_irqrestore(&vcrypto->data_vq[qid].lock, flags);
+}
+
+static void virtcrypto_dataq_callback(struct virtqueue *vq)
+{
+ struct virtio_crypto *vcrypto = vq->vdev->priv;
+ struct data_queue *dq = &vcrypto->data_vq[vq->index];
+
+ tasklet_schedule(&dq->done_task);
}
static int virtcrypto_find_vqs(struct virtio_crypto *vi)
@@ -99,6 +100,8 @@
ret = -ENOMEM;
goto err_engine;
}
+ tasklet_init(&vi->data_vq[i].done_task, virtcrypto_done_task,
+ (unsigned long)&vi->data_vq[i]);
}
kfree(names);
@@ -431,11 +434,14 @@
static void virtcrypto_remove(struct virtio_device *vdev)
{
struct virtio_crypto *vcrypto = vdev->priv;
+ int i;
dev_info(&vdev->dev, "Start virtcrypto_remove.\n");
if (virtcrypto_dev_started(vcrypto))
virtcrypto_dev_stop(vcrypto);
+ for (i = 0; i < vcrypto->max_data_queues; i++)
+ tasklet_kill(&vcrypto->data_vq[i].done_task);
vdev->config->reset(vdev);
virtcrypto_free_unused_reqs(vcrypto);
virtcrypto_clear_crypto_engines(vcrypto);
diff --git a/drivers/edac/thunderx_edac.c b/drivers/edac/thunderx_edac.c
index f136740..4dca21b 100644
--- a/drivers/edac/thunderx_edac.c
+++ b/drivers/edac/thunderx_edac.c
@@ -1133,7 +1133,7 @@
decode_register(other, OCX_OTHER_SIZE,
ocx_com_errors, ctx->reg_com_int);
- strncat(msg, other, OCX_MESSAGE_SIZE);
+ strlcat(msg, other, OCX_MESSAGE_SIZE);
for (lane = 0; lane < OCX_RX_LANES; lane++)
if (ctx->reg_com_int & BIT(lane)) {
@@ -1142,12 +1142,12 @@
lane, ctx->reg_lane_int[lane],
lane, ctx->reg_lane_stat11[lane]);
- strncat(msg, other, OCX_MESSAGE_SIZE);
+ strlcat(msg, other, OCX_MESSAGE_SIZE);
decode_register(other, OCX_OTHER_SIZE,
ocx_lane_errors,
ctx->reg_lane_int[lane]);
- strncat(msg, other, OCX_MESSAGE_SIZE);
+ strlcat(msg, other, OCX_MESSAGE_SIZE);
}
if (ctx->reg_com_int & OCX_COM_INT_CE)
@@ -1217,7 +1217,7 @@
decode_register(other, OCX_OTHER_SIZE,
ocx_com_link_errors, ctx->reg_com_link_int);
- strncat(msg, other, OCX_MESSAGE_SIZE);
+ strlcat(msg, other, OCX_MESSAGE_SIZE);
if (ctx->reg_com_link_int & OCX_COM_LINK_INT_UE)
edac_device_handle_ue(ocx->edac_dev, 0, 0, msg);
@@ -1896,7 +1896,7 @@
decode_register(other, L2C_OTHER_SIZE, l2_errors, ctx->reg_int);
- strncat(msg, other, L2C_MESSAGE_SIZE);
+ strlcat(msg, other, L2C_MESSAGE_SIZE);
if (ctx->reg_int & mask_ue)
edac_device_handle_ue(l2c->edac_dev, 0, 0, msg);
diff --git a/drivers/firewire/ohci.c b/drivers/firewire/ohci.c
index 17c9d82..667ff40 100644
--- a/drivers/firewire/ohci.c
+++ b/drivers/firewire/ohci.c
@@ -279,6 +279,51 @@
#define QUIRK_TI_SLLZ059 0x20
#define QUIRK_IR_WAKE 0x40
+// On PCI Express Root Complex in any type of AMD Ryzen machine, VIA VT6306/6307/6308 with Asmedia
+// ASM1083/1085 brings an inconvenience that the read accesses to 'Isochronous Cycle Timer' register
+// (at offset 0xf0 in PCI I/O space) often causes unexpected system reboot. The mechanism is not
+// clear, since the read access to the other registers is enough safe; e.g. 'Node ID' register,
+// while it is probable due to detection of any type of PCIe error.
+#define QUIRK_REBOOT_BY_CYCLE_TIMER_READ 0x80000000
+
+#if IS_ENABLED(CONFIG_X86)
+
+static bool has_reboot_by_cycle_timer_read_quirk(const struct fw_ohci *ohci)
+{
+ return !!(ohci->quirks & QUIRK_REBOOT_BY_CYCLE_TIMER_READ);
+}
+
+#define PCI_DEVICE_ID_ASMEDIA_ASM108X 0x1080
+
+static bool detect_vt630x_with_asm1083_on_amd_ryzen_machine(const struct pci_dev *pdev)
+{
+ const struct pci_dev *pcie_to_pci_bridge;
+
+ // Detect any type of AMD Ryzen machine.
+ if (!static_cpu_has(X86_FEATURE_ZEN))
+ return false;
+
+ // Detect VIA VT6306/6307/6308.
+ if (pdev->vendor != PCI_VENDOR_ID_VIA)
+ return false;
+ if (pdev->device != PCI_DEVICE_ID_VIA_VT630X)
+ return false;
+
+ // Detect Asmedia ASM1083/1085.
+ pcie_to_pci_bridge = pdev->bus->self;
+ if (pcie_to_pci_bridge->vendor != PCI_VENDOR_ID_ASMEDIA)
+ return false;
+ if (pcie_to_pci_bridge->device != PCI_DEVICE_ID_ASMEDIA_ASM108X)
+ return false;
+
+ return true;
+}
+
+#else
+#define has_reboot_by_cycle_timer_read_quirk(ohci) false
+#define detect_vt630x_with_asm1083_on_amd_ryzen_machine(pdev) false
+#endif
+
/* In case of multiple matches in ohci_quirks[], only the first one is used. */
static const struct {
unsigned short vendor, device, revision, flags;
@@ -1713,6 +1758,9 @@
s32 diff01, diff12;
int i;
+ if (has_reboot_by_cycle_timer_read_quirk(ohci))
+ return 0;
+
c2 = reg_read(ohci, OHCI1394_IsochronousCycleTimer);
if (ohci->quirks & QUIRK_CYCLE_TIMER) {
@@ -3615,6 +3663,9 @@
if (param_quirks)
ohci->quirks = param_quirks;
+ if (detect_vt630x_with_asm1083_on_amd_ryzen_machine(dev))
+ ohci->quirks |= QUIRK_REBOOT_BY_CYCLE_TIMER_READ;
+
/*
* Because dma_alloc_coherent() allocates at least one page,
* we save space by using a common buffer for the AR request/
diff --git a/drivers/firmware/meson/meson_sm.c b/drivers/firmware/meson/meson_sm.c
index d081a63..bf19dd6 100644
--- a/drivers/firmware/meson/meson_sm.c
+++ b/drivers/firmware/meson/meson_sm.c
@@ -313,11 +313,14 @@
platform_set_drvdata(pdev, fw);
- pr_info("secure-monitor enabled\n");
+ if (devm_of_platform_populate(dev))
+ goto out_in_base;
if (sysfs_create_group(&pdev->dev.kobj, &meson_sm_sysfs_attr_group))
goto out_in_base;
+ pr_info("secure-monitor enabled\n");
+
return 0;
out_in_base:
diff --git a/drivers/firmware/ti_sci.c b/drivers/firmware/ti_sci.c
index c2fafe4..b313337 100644
--- a/drivers/firmware/ti_sci.c
+++ b/drivers/firmware/ti_sci.c
@@ -161,7 +161,7 @@
{
struct device *dev = &pdev->dev;
struct resource *res;
- char debug_name[50] = "ti_sci_debug@";
+ char debug_name[50];
/* Debug region is optional */
res = platform_get_resource_byname(pdev, IORESOURCE_MEM,
@@ -178,10 +178,10 @@
/* Setup NULL termination */
info->debug_buffer[info->debug_region_size] = 0;
- info->d = debugfs_create_file(strncat(debug_name, dev_name(dev),
- sizeof(debug_name) -
- sizeof("ti_sci_debug@")),
- 0444, NULL, info, &ti_sci_debug_fops);
+ snprintf(debug_name, sizeof(debug_name), "ti_sci_debug@%s",
+ dev_name(dev));
+ info->d = debugfs_create_file(debug_name, 0444, NULL, info,
+ &ti_sci_debug_fops);
if (IS_ERR(info->d))
return PTR_ERR(info->d);
diff --git a/drivers/gpio/gpio-dwapb.c b/drivers/gpio/gpio-dwapb.c
index e981e7a..c163850 100644
--- a/drivers/gpio/gpio-dwapb.c
+++ b/drivers/gpio/gpio-dwapb.c
@@ -277,13 +277,15 @@
{
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
struct dwapb_gpio *gpio = to_dwapb_gpio(gc);
+ irq_hw_number_t hwirq = irqd_to_hwirq(d);
unsigned long flags;
u32 val;
spin_lock_irqsave(&gc->bgpio_lock, flags);
- val = dwapb_read(gpio, GPIO_INTEN);
- val |= BIT(irqd_to_hwirq(d));
+ val = dwapb_read(gpio, GPIO_INTEN) | BIT(hwirq);
dwapb_write(gpio, GPIO_INTEN, val);
+ val = dwapb_read(gpio, GPIO_INTMASK) & ~BIT(hwirq);
+ dwapb_write(gpio, GPIO_INTMASK, val);
spin_unlock_irqrestore(&gc->bgpio_lock, flags);
}
@@ -291,12 +293,14 @@
{
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
struct dwapb_gpio *gpio = to_dwapb_gpio(gc);
+ irq_hw_number_t hwirq = irqd_to_hwirq(d);
unsigned long flags;
u32 val;
spin_lock_irqsave(&gc->bgpio_lock, flags);
- val = dwapb_read(gpio, GPIO_INTEN);
- val &= ~BIT(irqd_to_hwirq(d));
+ val = dwapb_read(gpio, GPIO_INTMASK) | BIT(hwirq);
+ dwapb_write(gpio, GPIO_INTMASK, val);
+ val = dwapb_read(gpio, GPIO_INTEN) & ~BIT(hwirq);
dwapb_write(gpio, GPIO_INTEN, val);
spin_unlock_irqrestore(&gc->bgpio_lock, flags);
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
index beb199d..aa057ce 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
@@ -342,6 +342,9 @@
if (size & 0x3 || *pos & 0x3)
return -EINVAL;
+ if (!adev->didt_rreg)
+ return -EOPNOTSUPP;
+
r = pm_runtime_get_sync(adev_to_drm(adev)->dev);
if (r < 0) {
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
@@ -401,6 +404,9 @@
if (size & 0x3 || *pos & 0x3)
return -EINVAL;
+ if (!adev->didt_wreg)
+ return -EOPNOTSUPP;
+
r = pm_runtime_get_sync(adev_to_drm(adev)->dev);
if (r < 0) {
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
@@ -459,7 +465,7 @@
int r;
if (!adev->smc_rreg)
- return -EPERM;
+ return -EOPNOTSUPP;
if (size & 0x3 || *pos & 0x3)
return -EINVAL;
@@ -521,7 +527,7 @@
int r;
if (!adev->smc_wreg)
- return -EPERM;
+ return -EOPNOTSUPP;
if (size & 0x3 || *pos & 0x3)
return -EINVAL;
diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c
index 529bb6c..e8c0e77 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc15.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc15.c
@@ -1615,9 +1615,11 @@
if (amdgpu_sriov_vf(adev))
*flags = 0;
- adev->nbio.funcs->get_clockgating_state(adev, flags);
+ if (adev->nbio.funcs && adev->nbio.funcs->get_clockgating_state)
+ adev->nbio.funcs->get_clockgating_state(adev, flags);
- adev->hdp.funcs->get_clock_gating_state(adev, flags);
+ if (adev->hdp.funcs && adev->hdp.funcs->get_clock_gating_state)
+ adev->hdp.funcs->get_clock_gating_state(adev, flags);
if (adev->asic_type != CHIP_ALDEBARAN) {
@@ -1633,9 +1635,11 @@
}
/* AMD_CG_SUPPORT_ROM_MGCG */
- adev->smuio.funcs->get_clock_gating_state(adev, flags);
+ if (adev->smuio.funcs && adev->smuio.funcs->get_clock_gating_state)
+ adev->smuio.funcs->get_clock_gating_state(adev, flags);
- adev->df.funcs->get_clockgating_state(adev, flags);
+ if (adev->df.funcs && adev->df.funcs->get_clockgating_state)
+ adev->df.funcs->get_clockgating_state(adev, flags);
}
static int soc15_common_set_powergating_state(void *handle,
diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c
index 611969b..9bfc465 100644
--- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c
+++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c
@@ -2924,6 +2924,8 @@
result = smu7_get_evv_voltages(hwmgr);
if (result) {
pr_info("Get EVV Voltage Failed. Abort Driver loading!\n");
+ kfree(hwmgr->backend);
+ hwmgr->backend = NULL;
return -EINVAL;
}
} else {
@@ -2969,8 +2971,10 @@
}
result = smu7_update_edc_leakage_table(hwmgr);
- if (result)
+ if (result) {
+ smu7_hwmgr_backend_fini(hwmgr);
return result;
+ }
return 0;
}
diff --git a/drivers/gpu/drm/amd/pm/powerplay/kv_dpm.c b/drivers/gpu/drm/amd/pm/powerplay/kv_dpm.c
index 6ba4c2a..309c9f0 100644
--- a/drivers/gpu/drm/amd/pm/powerplay/kv_dpm.c
+++ b/drivers/gpu/drm/amd/pm/powerplay/kv_dpm.c
@@ -2731,10 +2731,8 @@
non_clock_info = (struct _ATOM_PPLIB_NONCLOCK_INFO *)
&non_clock_info_array->nonClockInfo[non_clock_array_index];
ps = kzalloc(sizeof(struct kv_ps), GFP_KERNEL);
- if (ps == NULL) {
- kfree(adev->pm.dpm.ps);
+ if (ps == NULL)
return -ENOMEM;
- }
adev->pm.dpm.ps[i].ps_priv = ps;
k = 0;
idx = (u8 *)&power_state->v2.clockInfoIndex[0];
diff --git a/drivers/gpu/drm/amd/pm/powerplay/si_dpm.c b/drivers/gpu/drm/amd/pm/powerplay/si_dpm.c
index 66fc63f..09e7857 100644
--- a/drivers/gpu/drm/amd/pm/powerplay/si_dpm.c
+++ b/drivers/gpu/drm/amd/pm/powerplay/si_dpm.c
@@ -7346,10 +7346,9 @@
kcalloc(4,
sizeof(struct amdgpu_clock_voltage_dependency_entry),
GFP_KERNEL);
- if (!adev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries) {
- amdgpu_free_extended_power_table(adev);
+ if (!adev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries)
return -ENOMEM;
- }
+
adev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.count = 4;
adev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[0].clk = 0;
adev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[0].v = 0;
diff --git a/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-hdcp.c b/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-hdcp.c
index fccd6fbc..29c0401 100644
--- a/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-hdcp.c
+++ b/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-hdcp.c
@@ -403,7 +403,8 @@
static int _cdns_mhdp_hdcp_enable(struct cdns_mhdp_device *mhdp, u8 content_type)
{
- int ret, tries = 3;
+ int ret = -EINVAL;
+ int tries = 3;
u32 i;
for (i = 0; i < tries; i++) {
diff --git a/drivers/gpu/drm/bridge/tc358767.c b/drivers/gpu/drm/bridge/tc358767.c
index 14d6717..4c6f305 100644
--- a/drivers/gpu/drm/bridge/tc358767.c
+++ b/drivers/gpu/drm/bridge/tc358767.c
@@ -1633,7 +1633,7 @@
} else {
if (tc->hpd_pin < 0 || tc->hpd_pin > 1) {
dev_err(dev, "failed to parse HPD number\n");
- return ret;
+ return -EINVAL;
}
}
diff --git a/drivers/gpu/drm/bridge/ti-sn65dsi86.c b/drivers/gpu/drm/bridge/ti-sn65dsi86.c
index 22c2ff5..b488c6c 100644
--- a/drivers/gpu/drm/bridge/ti-sn65dsi86.c
+++ b/drivers/gpu/drm/bridge/ti-sn65dsi86.c
@@ -471,6 +471,7 @@
u32 request_val = AUX_CMD_REQ(msg->request);
u8 *buf = msg->buffer;
unsigned int len = msg->size;
+ unsigned int short_len;
unsigned int val;
int ret;
u8 addr_len[SN_AUX_LENGTH_REG + 1 - SN_AUX_ADDR_19_16_REG];
@@ -544,7 +545,8 @@
}
if (val & AUX_IRQ_STATUS_AUX_SHORT) {
- ret = regmap_read(pdata->regmap, SN_AUX_LENGTH_REG, &len);
+ ret = regmap_read(pdata->regmap, SN_AUX_LENGTH_REG, &short_len);
+ len = min(len, short_len);
if (ret)
goto exit;
} else if (val & AUX_IRQ_STATUS_NAT_I2C_FAIL) {
diff --git a/drivers/gpu/drm/bridge/ti-tpd12s015.c b/drivers/gpu/drm/bridge/ti-tpd12s015.c
index e0e0152..b588fea 100644
--- a/drivers/gpu/drm/bridge/ti-tpd12s015.c
+++ b/drivers/gpu/drm/bridge/ti-tpd12s015.c
@@ -179,7 +179,7 @@
return 0;
}
-static int __exit tpd12s015_remove(struct platform_device *pdev)
+static int tpd12s015_remove(struct platform_device *pdev)
{
struct tpd12s015_device *tpd = platform_get_drvdata(pdev);
@@ -197,7 +197,7 @@
static struct platform_driver tpd12s015_driver = {
.probe = tpd12s015_probe,
- .remove = __exit_p(tpd12s015_remove),
+ .remove = tpd12s015_remove,
.driver = {
.name = "tpd12s015",
.of_match_table = tpd12s015_of_match,
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 26a77a7..c5e0c65 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -643,8 +643,7 @@
struct drm_mode_set set;
uint32_t __user *set_connectors_ptr;
struct drm_modeset_acquire_ctx ctx;
- int ret;
- int i;
+ int ret, i, num_connectors = 0;
if (!drm_core_check_feature(dev, DRIVER_MODESET))
return -EOPNOTSUPP;
@@ -799,6 +798,7 @@
connector->name);
connector_set[i] = connector;
+ num_connectors++;
}
}
@@ -807,7 +807,7 @@
set.y = crtc_req->y;
set.mode = mode;
set.connectors = connector_set;
- set.num_connectors = crtc_req->count_connectors;
+ set.num_connectors = num_connectors;
set.fb = fb;
if (drm_drv_uses_atomic_modeset(dev))
@@ -820,7 +820,7 @@
drm_framebuffer_put(fb);
if (connector_set) {
- for (i = 0; i < crtc_req->count_connectors; i++) {
+ for (i = 0; i < num_connectors; i++) {
if (connector_set[i])
drm_connector_put(connector_set[i]);
}
diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c
index 6f17916..23409f1 100644
--- a/drivers/gpu/drm/drm_drv.c
+++ b/drivers/gpu/drm/drm_drv.c
@@ -894,8 +894,11 @@
goto err_minors;
}
- if (drm_core_check_feature(dev, DRIVER_MODESET))
- drm_modeset_register_all(dev);
+ if (drm_core_check_feature(dev, DRIVER_MODESET)) {
+ ret = drm_modeset_register_all(dev);
+ if (ret)
+ goto err_unload;
+ }
DRM_INFO("Initialized %s %d.%d.%d %s for %s on minor %d\n",
driver->name, driver->major, driver->minor,
@@ -905,6 +908,9 @@
goto out_unlock;
+err_unload:
+ if (dev->driver->unload)
+ dev->driver->unload(dev);
err_minors:
remove_compat_control_link(dev);
drm_minor_unregister(dev, DRM_MINOR_PRIMARY);
diff --git a/drivers/gpu/drm/exynos/exynos_drm_dma.c b/drivers/gpu/drm/exynos/exynos_drm_dma.c
index bf33c30..6b4d6da 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_dma.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_dma.c
@@ -108,18 +108,16 @@
return 0;
if (!priv->mapping) {
- void *mapping;
+ void *mapping = NULL;
if (IS_ENABLED(CONFIG_ARM_DMA_USE_IOMMU))
mapping = arm_iommu_create_mapping(&platform_bus_type,
EXYNOS_DEV_ADDR_START, EXYNOS_DEV_ADDR_SIZE);
else if (IS_ENABLED(CONFIG_IOMMU_DMA))
mapping = iommu_get_domain_for_dev(priv->dma_dev);
- else
- mapping = ERR_PTR(-ENODEV);
- if (IS_ERR(mapping))
- return PTR_ERR(mapping);
+ if (!mapping)
+ return -ENODEV;
priv->mapping = mapping;
}
diff --git a/drivers/gpu/drm/exynos/exynos_hdmi.c b/drivers/gpu/drm/exynos/exynos_hdmi.c
index 7655142..42b6b00 100644
--- a/drivers/gpu/drm/exynos/exynos_hdmi.c
+++ b/drivers/gpu/drm/exynos/exynos_hdmi.c
@@ -1861,6 +1861,8 @@
return ret;
crtc = exynos_drm_crtc_get_by_type(drm_dev, EXYNOS_DISPLAY_TYPE_HDMI);
+ if (IS_ERR(crtc))
+ return PTR_ERR(crtc);
crtc->pipe_clk = &hdata->phy_clk;
ret = hdmi_create_connector(encoder);
diff --git a/drivers/gpu/drm/i915/display/intel_atomic.c b/drivers/gpu/drm/i915/display/intel_atomic.c
index b4e7ac5..655c039 100644
--- a/drivers/gpu/drm/i915/display/intel_atomic.c
+++ b/drivers/gpu/drm/i915/display/intel_atomic.c
@@ -40,6 +40,7 @@
#include "intel_global_state.h"
#include "intel_hdcp.h"
#include "intel_psr.h"
+#include "intel_fb.h"
#include "skl_universal_plane.h"
/**
@@ -310,198 +311,6 @@
kfree(crtc_state);
}
-static void intel_atomic_setup_scaler(struct intel_crtc_scaler_state *scaler_state,
- int num_scalers_need, struct intel_crtc *intel_crtc,
- const char *name, int idx,
- struct intel_plane_state *plane_state,
- int *scaler_id)
-{
- struct drm_i915_private *dev_priv = to_i915(intel_crtc->base.dev);
- int j;
- u32 mode;
-
- if (*scaler_id < 0) {
- /* find a free scaler */
- for (j = 0; j < intel_crtc->num_scalers; j++) {
- if (scaler_state->scalers[j].in_use)
- continue;
-
- *scaler_id = j;
- scaler_state->scalers[*scaler_id].in_use = 1;
- break;
- }
- }
-
- if (drm_WARN(&dev_priv->drm, *scaler_id < 0,
- "Cannot find scaler for %s:%d\n", name, idx))
- return;
-
- /* set scaler mode */
- if (plane_state && plane_state->hw.fb &&
- plane_state->hw.fb->format->is_yuv &&
- plane_state->hw.fb->format->num_planes > 1) {
- struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane);
- if (DISPLAY_VER(dev_priv) == 9) {
- mode = SKL_PS_SCALER_MODE_NV12;
- } else if (icl_is_hdr_plane(dev_priv, plane->id)) {
- /*
- * On gen11+'s HDR planes we only use the scaler for
- * scaling. They have a dedicated chroma upsampler, so
- * we don't need the scaler to upsample the UV plane.
- */
- mode = PS_SCALER_MODE_NORMAL;
- } else {
- struct intel_plane *linked =
- plane_state->planar_linked_plane;
-
- mode = PS_SCALER_MODE_PLANAR;
-
- if (linked)
- mode |= PS_PLANE_Y_SEL(linked->id);
- }
- } else if (DISPLAY_VER(dev_priv) >= 10) {
- mode = PS_SCALER_MODE_NORMAL;
- } else if (num_scalers_need == 1 && intel_crtc->num_scalers > 1) {
- /*
- * when only 1 scaler is in use on a pipe with 2 scalers
- * scaler 0 operates in high quality (HQ) mode.
- * In this case use scaler 0 to take advantage of HQ mode
- */
- scaler_state->scalers[*scaler_id].in_use = 0;
- *scaler_id = 0;
- scaler_state->scalers[0].in_use = 1;
- mode = SKL_PS_SCALER_MODE_HQ;
- } else {
- mode = SKL_PS_SCALER_MODE_DYN;
- }
-
- drm_dbg_kms(&dev_priv->drm, "Attached scaler id %u.%u to %s:%d\n",
- intel_crtc->pipe, *scaler_id, name, idx);
- scaler_state->scalers[*scaler_id].mode = mode;
-}
-
-/**
- * intel_atomic_setup_scalers() - setup scalers for crtc per staged requests
- * @dev_priv: i915 device
- * @intel_crtc: intel crtc
- * @crtc_state: incoming crtc_state to validate and setup scalers
- *
- * This function sets up scalers based on staged scaling requests for
- * a @crtc and its planes. It is called from crtc level check path. If request
- * is a supportable request, it attaches scalers to requested planes and crtc.
- *
- * This function takes into account the current scaler(s) in use by any planes
- * not being part of this atomic state
- *
- * Returns:
- * 0 - scalers were setup succesfully
- * error code - otherwise
- */
-int intel_atomic_setup_scalers(struct drm_i915_private *dev_priv,
- struct intel_crtc *intel_crtc,
- struct intel_crtc_state *crtc_state)
-{
- struct drm_plane *plane = NULL;
- struct intel_plane *intel_plane;
- struct intel_plane_state *plane_state = NULL;
- struct intel_crtc_scaler_state *scaler_state =
- &crtc_state->scaler_state;
- struct drm_atomic_state *drm_state = crtc_state->uapi.state;
- struct intel_atomic_state *intel_state = to_intel_atomic_state(drm_state);
- int num_scalers_need;
- int i;
-
- num_scalers_need = hweight32(scaler_state->scaler_users);
-
- /*
- * High level flow:
- * - staged scaler requests are already in scaler_state->scaler_users
- * - check whether staged scaling requests can be supported
- * - add planes using scalers that aren't in current transaction
- * - assign scalers to requested users
- * - as part of plane commit, scalers will be committed
- * (i.e., either attached or detached) to respective planes in hw
- * - as part of crtc_commit, scaler will be either attached or detached
- * to crtc in hw
- */
-
- /* fail if required scalers > available scalers */
- if (num_scalers_need > intel_crtc->num_scalers){
- drm_dbg_kms(&dev_priv->drm,
- "Too many scaling requests %d > %d\n",
- num_scalers_need, intel_crtc->num_scalers);
- return -EINVAL;
- }
-
- /* walkthrough scaler_users bits and start assigning scalers */
- for (i = 0; i < sizeof(scaler_state->scaler_users) * 8; i++) {
- int *scaler_id;
- const char *name;
- int idx;
-
- /* skip if scaler not required */
- if (!(scaler_state->scaler_users & (1 << i)))
- continue;
-
- if (i == SKL_CRTC_INDEX) {
- name = "CRTC";
- idx = intel_crtc->base.base.id;
-
- /* panel fitter case: assign as a crtc scaler */
- scaler_id = &scaler_state->scaler_id;
- } else {
- name = "PLANE";
-
- /* plane scaler case: assign as a plane scaler */
- /* find the plane that set the bit as scaler_user */
- plane = drm_state->planes[i].ptr;
-
- /*
- * to enable/disable hq mode, add planes that are using scaler
- * into this transaction
- */
- if (!plane) {
- struct drm_plane_state *state;
-
- /*
- * GLK+ scalers don't have a HQ mode so it
- * isn't necessary to change between HQ and dyn mode
- * on those platforms.
- */
- if (DISPLAY_VER(dev_priv) >= 10)
- continue;
-
- plane = drm_plane_from_index(&dev_priv->drm, i);
- state = drm_atomic_get_plane_state(drm_state, plane);
- if (IS_ERR(state)) {
- drm_dbg_kms(&dev_priv->drm,
- "Failed to add [PLANE:%d] to drm_state\n",
- plane->base.id);
- return PTR_ERR(state);
- }
- }
-
- intel_plane = to_intel_plane(plane);
- idx = plane->base.id;
-
- /* plane on different crtc cannot be a scaler user of this crtc */
- if (drm_WARN_ON(&dev_priv->drm,
- intel_plane->pipe != intel_crtc->pipe))
- continue;
-
- plane_state = intel_atomic_get_new_plane_state(intel_state,
- intel_plane);
- scaler_id = &plane_state->scaler_id;
- }
-
- intel_atomic_setup_scaler(scaler_state, num_scalers_need,
- intel_crtc, name, idx,
- plane_state, scaler_id);
- }
-
- return 0;
-}
-
struct drm_atomic_state *
intel_atomic_state_alloc(struct drm_device *dev)
{
diff --git a/drivers/gpu/drm/i915/display/intel_atomic.h b/drivers/gpu/drm/i915/display/intel_atomic.h
index d2700c7..509deb7 100644
--- a/drivers/gpu/drm/i915/display/intel_atomic.h
+++ b/drivers/gpu/drm/i915/display/intel_atomic.h
@@ -54,8 +54,4 @@
intel_atomic_get_crtc_state(struct drm_atomic_state *state,
struct intel_crtc *crtc);
-int intel_atomic_setup_scalers(struct drm_i915_private *dev_priv,
- struct intel_crtc *intel_crtc,
- struct intel_crtc_state *crtc_state);
-
#endif /* __INTEL_ATOMIC_H__ */
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index 6cc12585..a0c04b9 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -3275,7 +3275,7 @@
intel_dp->train_set, crtc_state->lane_count);
drm_dp_set_phy_test_pattern(&intel_dp->aux, data,
- link_status[DP_DPCD_REV]);
+ intel_dp->dpcd[DP_DPCD_REV]);
}
static u8 intel_dp_autotest_phy_pattern(struct intel_dp *intel_dp)
diff --git a/drivers/gpu/drm/i915/display/skl_scaler.c b/drivers/gpu/drm/i915/display/skl_scaler.c
index 37eabef..e55df2f 100644
--- a/drivers/gpu/drm/i915/display/skl_scaler.c
+++ b/drivers/gpu/drm/i915/display/skl_scaler.c
@@ -294,6 +294,263 @@
return 0;
}
+static int intel_atomic_setup_scaler(struct intel_crtc_scaler_state *scaler_state,
+ int num_scalers_need, struct intel_crtc *intel_crtc,
+ const char *name, int idx,
+ struct intel_plane_state *plane_state,
+ int *scaler_id)
+{
+ struct drm_i915_private *dev_priv = to_i915(intel_crtc->base.dev);
+ int j;
+ u32 mode;
+
+ if (*scaler_id < 0) {
+ /* find a free scaler */
+ for (j = 0; j < intel_crtc->num_scalers; j++) {
+ if (scaler_state->scalers[j].in_use)
+ continue;
+
+ *scaler_id = j;
+ scaler_state->scalers[*scaler_id].in_use = 1;
+ break;
+ }
+ }
+
+ if (drm_WARN(&dev_priv->drm, *scaler_id < 0,
+ "Cannot find scaler for %s:%d\n", name, idx))
+ return -EINVAL;
+
+ /* set scaler mode */
+ if (plane_state && plane_state->hw.fb &&
+ plane_state->hw.fb->format->is_yuv &&
+ plane_state->hw.fb->format->num_planes > 1) {
+ struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane);
+
+ if (DISPLAY_VER(dev_priv) == 9) {
+ mode = SKL_PS_SCALER_MODE_NV12;
+ } else if (icl_is_hdr_plane(dev_priv, plane->id)) {
+ /*
+ * On gen11+'s HDR planes we only use the scaler for
+ * scaling. They have a dedicated chroma upsampler, so
+ * we don't need the scaler to upsample the UV plane.
+ */
+ mode = PS_SCALER_MODE_NORMAL;
+ } else {
+ struct intel_plane *linked =
+ plane_state->planar_linked_plane;
+
+ mode = PS_SCALER_MODE_PLANAR;
+
+ if (linked)
+ mode |= PS_PLANE_Y_SEL(linked->id);
+ }
+ } else if (DISPLAY_VER(dev_priv) >= 10) {
+ mode = PS_SCALER_MODE_NORMAL;
+ } else if (num_scalers_need == 1 && intel_crtc->num_scalers > 1) {
+ /*
+ * when only 1 scaler is in use on a pipe with 2 scalers
+ * scaler 0 operates in high quality (HQ) mode.
+ * In this case use scaler 0 to take advantage of HQ mode
+ */
+ scaler_state->scalers[*scaler_id].in_use = 0;
+ *scaler_id = 0;
+ scaler_state->scalers[0].in_use = 1;
+ mode = SKL_PS_SCALER_MODE_HQ;
+ } else {
+ mode = SKL_PS_SCALER_MODE_DYN;
+ }
+
+ /*
+ * FIXME: we should also check the scaler factors for pfit, so
+ * this shouldn't be tied directly to planes.
+ */
+ if (plane_state && plane_state->hw.fb) {
+ const struct drm_framebuffer *fb = plane_state->hw.fb;
+ const struct drm_rect *src = &plane_state->uapi.src;
+ const struct drm_rect *dst = &plane_state->uapi.dst;
+ int hscale, vscale, max_vscale, max_hscale;
+
+ /*
+ * FIXME: When two scalers are needed, but only one of
+ * them needs to downscale, we should make sure that
+ * the one that needs downscaling support is assigned
+ * as the first scaler, so we don't reject downscaling
+ * unnecessarily.
+ */
+
+ if (DISPLAY_VER(dev_priv) >= 14) {
+ /*
+ * On versions 14 and up, only the first
+ * scaler supports a vertical scaling factor
+ * of more than 1.0, while a horizontal
+ * scaling factor of 3.0 is supported.
+ */
+ max_hscale = 0x30000 - 1;
+ if (*scaler_id == 0)
+ max_vscale = 0x30000 - 1;
+ else
+ max_vscale = 0x10000;
+
+ } else if (DISPLAY_VER(dev_priv) >= 10 ||
+ !intel_format_info_is_yuv_semiplanar(fb->format, fb->modifier)) {
+ max_hscale = 0x30000 - 1;
+ max_vscale = 0x30000 - 1;
+ } else {
+ max_hscale = 0x20000 - 1;
+ max_vscale = 0x20000 - 1;
+ }
+
+ /*
+ * FIXME: We should change the if-else block above to
+ * support HQ vs dynamic scaler properly.
+ */
+
+ /* Check if required scaling is within limits */
+ hscale = drm_rect_calc_hscale(src, dst, 1, max_hscale);
+ vscale = drm_rect_calc_vscale(src, dst, 1, max_vscale);
+
+ if (hscale < 0 || vscale < 0) {
+ drm_dbg_kms(&dev_priv->drm,
+ "Scaler %d doesn't support required plane scaling\n",
+ *scaler_id);
+ drm_rect_debug_print("src: ", src, true);
+ drm_rect_debug_print("dst: ", dst, false);
+
+ return -EINVAL;
+ }
+ }
+
+ drm_dbg_kms(&dev_priv->drm, "Attached scaler id %u.%u to %s:%d\n",
+ intel_crtc->pipe, *scaler_id, name, idx);
+ scaler_state->scalers[*scaler_id].mode = mode;
+
+ return 0;
+}
+
+/**
+ * intel_atomic_setup_scalers() - setup scalers for crtc per staged requests
+ * @dev_priv: i915 device
+ * @intel_crtc: intel crtc
+ * @crtc_state: incoming crtc_state to validate and setup scalers
+ *
+ * This function sets up scalers based on staged scaling requests for
+ * a @crtc and its planes. It is called from crtc level check path. If request
+ * is a supportable request, it attaches scalers to requested planes and crtc.
+ *
+ * This function takes into account the current scaler(s) in use by any planes
+ * not being part of this atomic state
+ *
+ * Returns:
+ * 0 - scalers were setup successfully
+ * error code - otherwise
+ */
+int intel_atomic_setup_scalers(struct drm_i915_private *dev_priv,
+ struct intel_crtc *intel_crtc,
+ struct intel_crtc_state *crtc_state)
+{
+ struct drm_plane *plane = NULL;
+ struct intel_plane *intel_plane;
+ struct intel_crtc_scaler_state *scaler_state =
+ &crtc_state->scaler_state;
+ struct drm_atomic_state *drm_state = crtc_state->uapi.state;
+ struct intel_atomic_state *intel_state = to_intel_atomic_state(drm_state);
+ int num_scalers_need;
+ int i;
+
+ num_scalers_need = hweight32(scaler_state->scaler_users);
+
+ /*
+ * High level flow:
+ * - staged scaler requests are already in scaler_state->scaler_users
+ * - check whether staged scaling requests can be supported
+ * - add planes using scalers that aren't in current transaction
+ * - assign scalers to requested users
+ * - as part of plane commit, scalers will be committed
+ * (i.e., either attached or detached) to respective planes in hw
+ * - as part of crtc_commit, scaler will be either attached or detached
+ * to crtc in hw
+ */
+
+ /* fail if required scalers > available scalers */
+ if (num_scalers_need > intel_crtc->num_scalers) {
+ drm_dbg_kms(&dev_priv->drm,
+ "Too many scaling requests %d > %d\n",
+ num_scalers_need, intel_crtc->num_scalers);
+ return -EINVAL;
+ }
+
+ /* walkthrough scaler_users bits and start assigning scalers */
+ for (i = 0; i < sizeof(scaler_state->scaler_users) * 8; i++) {
+ struct intel_plane_state *plane_state = NULL;
+ int *scaler_id;
+ const char *name;
+ int idx, ret;
+
+ /* skip if scaler not required */
+ if (!(scaler_state->scaler_users & (1 << i)))
+ continue;
+
+ if (i == SKL_CRTC_INDEX) {
+ name = "CRTC";
+ idx = intel_crtc->base.base.id;
+
+ /* panel fitter case: assign as a crtc scaler */
+ scaler_id = &scaler_state->scaler_id;
+ } else {
+ name = "PLANE";
+
+ /* plane scaler case: assign as a plane scaler */
+ /* find the plane that set the bit as scaler_user */
+ plane = drm_state->planes[i].ptr;
+
+ /*
+ * to enable/disable hq mode, add planes that are using scaler
+ * into this transaction
+ */
+ if (!plane) {
+ struct drm_plane_state *state;
+
+ /*
+ * GLK+ scalers don't have a HQ mode so it
+ * isn't necessary to change between HQ and dyn mode
+ * on those platforms.
+ */
+ if (DISPLAY_VER(dev_priv) >= 10)
+ continue;
+
+ plane = drm_plane_from_index(&dev_priv->drm, i);
+ state = drm_atomic_get_plane_state(drm_state, plane);
+ if (IS_ERR(state)) {
+ drm_dbg_kms(&dev_priv->drm,
+ "Failed to add [PLANE:%d] to drm_state\n",
+ plane->base.id);
+ return PTR_ERR(state);
+ }
+ }
+
+ intel_plane = to_intel_plane(plane);
+ idx = plane->base.id;
+
+ /* plane on different crtc cannot be a scaler user of this crtc */
+ if (drm_WARN_ON(&dev_priv->drm,
+ intel_plane->pipe != intel_crtc->pipe))
+ continue;
+
+ plane_state = intel_atomic_get_new_plane_state(intel_state,
+ intel_plane);
+ scaler_id = &plane_state->scaler_id;
+ }
+
+ ret = intel_atomic_setup_scaler(scaler_state, num_scalers_need,
+ intel_crtc, name, idx,
+ plane_state, scaler_id);
+ if (ret < 0)
+ return ret;
+ }
+
+ return 0;
+}
+
static int glk_coef_tap(int i)
{
return i % 7;
diff --git a/drivers/gpu/drm/i915/display/skl_scaler.h b/drivers/gpu/drm/i915/display/skl_scaler.h
index 0097d5d..f040f6a 100644
--- a/drivers/gpu/drm/i915/display/skl_scaler.h
+++ b/drivers/gpu/drm/i915/display/skl_scaler.h
@@ -8,17 +8,22 @@
#include <linux/types.h>
enum drm_scaling_filter;
-struct drm_i915_private;
-struct intel_crtc_state;
-struct intel_plane_state;
-struct intel_plane;
enum pipe;
+struct drm_i915_private;
+struct intel_crtc;
+struct intel_crtc_state;
+struct intel_plane;
+struct intel_plane_state;
int skl_update_scaler_crtc(struct intel_crtc_state *crtc_state);
int skl_update_scaler_plane(struct intel_crtc_state *crtc_state,
struct intel_plane_state *plane_state);
+int intel_atomic_setup_scalers(struct drm_i915_private *dev_priv,
+ struct intel_crtc *intel_crtc,
+ struct intel_crtc_state *crtc_state);
+
void skl_pfit_enable(const struct intel_crtc_state *crtc_state);
void skl_program_plane_scaler(struct intel_plane *plane,
@@ -26,4 +31,5 @@
const struct intel_plane_state *plane_state);
void skl_detach_scalers(const struct intel_crtc_state *crtc_state);
void skl_scaler_disable(const struct intel_crtc_state *old_crtc_state);
+
#endif
diff --git a/drivers/gpu/drm/msm/disp/mdp4/mdp4_crtc.c b/drivers/gpu/drm/msm/disp/mdp4/mdp4_crtc.c
index 169f9de..3100957 100644
--- a/drivers/gpu/drm/msm/disp/mdp4/mdp4_crtc.c
+++ b/drivers/gpu/drm/msm/disp/mdp4/mdp4_crtc.c
@@ -269,6 +269,7 @@
{
struct mdp4_crtc *mdp4_crtc = to_mdp4_crtc(crtc);
struct mdp4_kms *mdp4_kms = get_kms(crtc);
+ unsigned long flags;
DBG("%s", mdp4_crtc->name);
@@ -281,6 +282,14 @@
mdp_irq_unregister(&mdp4_kms->base, &mdp4_crtc->err);
mdp4_disable(mdp4_kms);
+ if (crtc->state->event && !crtc->state->active) {
+ WARN_ON(mdp4_crtc->event);
+ spin_lock_irqsave(&mdp4_kms->dev->event_lock, flags);
+ drm_crtc_send_vblank_event(crtc, crtc->state->event);
+ crtc->state->event = NULL;
+ spin_unlock_irqrestore(&mdp4_kms->dev->event_lock, flags);
+ }
+
mdp4_crtc->enabled = false;
}
diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c
index 6a917fe..4b5b0a4 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c
@@ -588,7 +588,9 @@
struct device *dev = &phy->pdev->dev;
int ret;
- pm_runtime_get_sync(dev);
+ ret = pm_runtime_resume_and_get(dev);
+ if (ret)
+ return ret;
ret = clk_prepare_enable(phy->ahb_clk);
if (ret) {
diff --git a/drivers/gpu/drm/nouveau/nv04_fence.c b/drivers/gpu/drm/nouveau/nv04_fence.c
index 5b71a5a..cdbc75e 100644
--- a/drivers/gpu/drm/nouveau/nv04_fence.c
+++ b/drivers/gpu/drm/nouveau/nv04_fence.c
@@ -39,7 +39,7 @@
static int
nv04_fence_emit(struct nouveau_fence *fence)
{
- struct nvif_push *push = fence->channel->chan.push;
+ struct nvif_push *push = unrcu_pointer(fence->channel)->chan.push;
int ret = PUSH_WAIT(push, 2);
if (ret == 0) {
PUSH_NVSQ(push, NV_SW, 0x0150, fence->base.seqno);
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmtu102.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmtu102.c
index 6cb5eef..5a08458 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmtu102.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmtu102.c
@@ -31,7 +31,7 @@
type |= 0x00000001; /* PAGE_ALL */
if (atomic_read(&vmm->engref[NVKM_SUBDEV_BAR]))
- type |= 0x00000004; /* HUB_ONLY */
+ type |= 0x00000006; /* HUB_ONLY | ALL PDB (hack) */
mutex_lock(&vmm->mmu->mutex);
diff --git a/drivers/gpu/drm/omapdrm/omap_drv.c b/drivers/gpu/drm/omapdrm/omap_drv.c
index f86e205..60871d2 100644
--- a/drivers/gpu/drm/omapdrm/omap_drv.c
+++ b/drivers/gpu/drm/omapdrm/omap_drv.c
@@ -68,7 +68,6 @@
{
struct drm_device *dev = old_state->dev;
struct omap_drm_private *priv = dev->dev_private;
- bool fence_cookie = dma_fence_begin_signalling();
dispc_runtime_get(priv->dispc);
@@ -91,6 +90,8 @@
omap_atomic_wait_for_completion(dev, old_state);
drm_atomic_helper_commit_planes(dev, old_state, 0);
+
+ drm_atomic_helper_commit_hw_done(old_state);
} else {
/*
* OMAP3 DSS seems to have issues with the work-around above,
@@ -100,12 +101,10 @@
drm_atomic_helper_commit_planes(dev, old_state, 0);
drm_atomic_helper_commit_modeset_enables(dev, old_state);
+
+ drm_atomic_helper_commit_hw_done(old_state);
}
- drm_atomic_helper_commit_hw_done(old_state);
-
- dma_fence_end_signalling(fence_cookie);
-
/*
* Wait for completion of the page flips to ensure that old buffers
* can't be touched by the hardware anymore before cleaning up planes.
diff --git a/drivers/gpu/drm/panel/panel-elida-kd35t133.c b/drivers/gpu/drm/panel/panel-elida-kd35t133.c
index 8022761..ccb7d52 100644
--- a/drivers/gpu/drm/panel/panel-elida-kd35t133.c
+++ b/drivers/gpu/drm/panel/panel-elida-kd35t133.c
@@ -112,6 +112,8 @@
return ret;
}
+ gpiod_set_value_cansleep(ctx->reset_gpio, 1);
+
regulator_disable(ctx->iovcc);
regulator_disable(ctx->vdd);
diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c
index 2dd85ba1..d3ad98b 100644
--- a/drivers/gpu/drm/radeon/r100.c
+++ b/drivers/gpu/drm/radeon/r100.c
@@ -2320,7 +2320,7 @@
switch (prim_walk) {
case 1:
for (i = 0; i < track->num_arrays; i++) {
- size = track->arrays[i].esize * track->max_indx * 4;
+ size = track->arrays[i].esize * track->max_indx * 4UL;
if (track->arrays[i].robj == NULL) {
DRM_ERROR("(PW %u) Vertex array %u no buffer "
"bound\n", prim_walk, i);
@@ -2339,7 +2339,7 @@
break;
case 2:
for (i = 0; i < track->num_arrays; i++) {
- size = track->arrays[i].esize * (nverts - 1) * 4;
+ size = track->arrays[i].esize * (nverts - 1) * 4UL;
if (track->arrays[i].robj == NULL) {
DRM_ERROR("(PW %u) Vertex array %u no buffer "
"bound\n", prim_walk, i);
diff --git a/drivers/gpu/drm/radeon/r600_cs.c b/drivers/gpu/drm/radeon/r600_cs.c
index 8be4799..6ade5dd 100644
--- a/drivers/gpu/drm/radeon/r600_cs.c
+++ b/drivers/gpu/drm/radeon/r600_cs.c
@@ -1277,7 +1277,7 @@
return -EINVAL;
}
tmp = (reg - CB_COLOR0_BASE) / 4;
- track->cb_color_bo_offset[tmp] = radeon_get_ib_value(p, idx) << 8;
+ track->cb_color_bo_offset[tmp] = (u64)radeon_get_ib_value(p, idx) << 8;
ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
track->cb_color_base_last[tmp] = ib[idx];
track->cb_color_bo[tmp] = reloc->robj;
@@ -1304,7 +1304,7 @@
"0x%04X\n", reg);
return -EINVAL;
}
- track->htile_offset = radeon_get_ib_value(p, idx) << 8;
+ track->htile_offset = (u64)radeon_get_ib_value(p, idx) << 8;
ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
track->htile_bo = reloc->robj;
track->db_dirty = true;
diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
index 5731542..6337fad 100644
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -681,11 +681,16 @@
if (radeon_crtc == NULL)
return;
+ radeon_crtc->flip_queue = alloc_workqueue("radeon-crtc", WQ_HIGHPRI, 0);
+ if (!radeon_crtc->flip_queue) {
+ kfree(radeon_crtc);
+ return;
+ }
+
drm_crtc_init(dev, &radeon_crtc->base, &radeon_crtc_funcs);
drm_mode_crtc_set_gamma_size(&radeon_crtc->base, 256);
radeon_crtc->crtc_id = index;
- radeon_crtc->flip_queue = alloc_workqueue("radeon-crtc", WQ_HIGHPRI, 0);
rdev->mode_info.crtcs[index] = radeon_crtc;
if (rdev->family >= CHIP_BONAIRE) {
diff --git a/drivers/gpu/drm/radeon/radeon_vm.c b/drivers/gpu/drm/radeon/radeon_vm.c
index bb53016..f2fc8ef 100644
--- a/drivers/gpu/drm/radeon/radeon_vm.c
+++ b/drivers/gpu/drm/radeon/radeon_vm.c
@@ -1204,13 +1204,17 @@
r = radeon_bo_create(rdev, pd_size, align, true,
RADEON_GEM_DOMAIN_VRAM, 0, NULL,
NULL, &vm->page_directory);
- if (r)
+ if (r) {
+ kfree(vm->page_tables);
+ vm->page_tables = NULL;
return r;
-
+ }
r = radeon_vm_clear_bo(rdev, vm->page_directory);
if (r) {
radeon_bo_unref(&vm->page_directory);
vm->page_directory = NULL;
+ kfree(vm->page_tables);
+ vm->page_tables = NULL;
return r;
}
diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c
index 4679b798..e4481e5 100644
--- a/drivers/gpu/drm/radeon/si.c
+++ b/drivers/gpu/drm/radeon/si.c
@@ -3611,6 +3611,10 @@
for (i = RADEON_RING_TYPE_GFX_INDEX; i <= CAYMAN_RING_TYPE_CP2_INDEX; ++i) {
ring = &rdev->ring[i];
r = radeon_ring_lock(rdev, ring, 2);
+ if (r) {
+ DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
+ return r;
+ }
/* clear the compute context state */
radeon_ring_write(ring, PACKET3_COMPUTE(PACKET3_CLEAR_STATE, 0));
diff --git a/drivers/gpu/drm/radeon/sumo_dpm.c b/drivers/gpu/drm/radeon/sumo_dpm.c
index f74f381..d49c145 100644
--- a/drivers/gpu/drm/radeon/sumo_dpm.c
+++ b/drivers/gpu/drm/radeon/sumo_dpm.c
@@ -1493,8 +1493,10 @@
non_clock_array_index = power_state->v2.nonClockInfoIndex;
non_clock_info = (struct _ATOM_PPLIB_NONCLOCK_INFO *)
&non_clock_info_array->nonClockInfo[non_clock_array_index];
- if (!rdev->pm.power_state[i].clock_info)
+ if (!rdev->pm.power_state[i].clock_info) {
+ kfree(rdev->pm.dpm.ps);
return -EINVAL;
+ }
ps = kzalloc(sizeof(struct sumo_ps), GFP_KERNEL);
if (ps == NULL) {
kfree(rdev->pm.dpm.ps);
diff --git a/drivers/gpu/drm/radeon/trinity_dpm.c b/drivers/gpu/drm/radeon/trinity_dpm.c
index 08ea1c86..ef1cc7b 100644
--- a/drivers/gpu/drm/radeon/trinity_dpm.c
+++ b/drivers/gpu/drm/radeon/trinity_dpm.c
@@ -1726,8 +1726,10 @@
non_clock_array_index = power_state->v2.nonClockInfoIndex;
non_clock_info = (struct _ATOM_PPLIB_NONCLOCK_INFO *)
&non_clock_info_array->nonClockInfo[non_clock_array_index];
- if (!rdev->pm.power_state[i].clock_info)
+ if (!rdev->pm.power_state[i].clock_info) {
+ kfree(rdev->pm.dpm.ps);
return -EINVAL;
+ }
ps = kzalloc(sizeof(struct sumo_ps), GFP_KERNEL);
if (ps == NULL) {
kfree(rdev->pm.dpm.ps);
diff --git a/drivers/gpu/drm/tidss/tidss_kms.c b/drivers/gpu/drm/tidss/tidss_kms.c
index 666e527a..cb0ab22 100644
--- a/drivers/gpu/drm/tidss/tidss_kms.c
+++ b/drivers/gpu/drm/tidss/tidss_kms.c
@@ -4,8 +4,6 @@
* Author: Tomi Valkeinen <tomi.valkeinen@ti.com>
*/
-#include <linux/dma-fence.h>
-
#include <drm/drm_atomic.h>
#include <drm/drm_atomic_helper.h>
#include <drm/drm_bridge.h>
@@ -28,7 +26,6 @@
{
struct drm_device *ddev = old_state->dev;
struct tidss_device *tidss = to_tidss(ddev);
- bool fence_cookie = dma_fence_begin_signalling();
dev_dbg(ddev->dev, "%s\n", __func__);
@@ -39,7 +36,6 @@
drm_atomic_helper_commit_modeset_enables(ddev, old_state);
drm_atomic_helper_commit_hw_done(old_state);
- dma_fence_end_signalling(fence_cookie);
drm_atomic_helper_wait_for_flip_done(ddev, old_state);
drm_atomic_helper_cleanup_planes(ddev, old_state);
diff --git a/drivers/gpu/drm/tilcdc/tilcdc_drv.c b/drivers/gpu/drm/tilcdc/tilcdc_drv.c
index 6b03f89..6924488 100644
--- a/drivers/gpu/drm/tilcdc/tilcdc_drv.c
+++ b/drivers/gpu/drm/tilcdc/tilcdc_drv.c
@@ -140,7 +140,7 @@
if (ret)
return ret;
- priv->irq_enabled = false;
+ priv->irq_enabled = true;
return 0;
}
diff --git a/drivers/hid/wacom_wac.c b/drivers/hid/wacom_wac.c
index 51a8e8d..6da69b1f 100644
--- a/drivers/hid/wacom_wac.c
+++ b/drivers/hid/wacom_wac.c
@@ -2623,8 +2623,8 @@
{
struct hid_data *hid_data = &wacom_wac->hid_data;
bool mt = wacom_wac->features.touch_max > 1;
- bool prox = hid_data->tipswitch &&
- report_touch_events(wacom_wac);
+ bool touch_down = hid_data->tipswitch && hid_data->confidence;
+ bool prox = touch_down && report_touch_events(wacom_wac);
if (touch_is_muted(wacom_wac)) {
if (!wacom_wac->shared->touch_down)
@@ -2674,24 +2674,6 @@
}
}
-static bool wacom_wac_slot_is_active(struct input_dev *dev, int key)
-{
- struct input_mt *mt = dev->mt;
- struct input_mt_slot *s;
-
- if (!mt)
- return false;
-
- for (s = mt->slots; s != mt->slots + mt->num_slots; s++) {
- if (s->key == key &&
- input_mt_get_value(s, ABS_MT_TRACKING_ID) >= 0) {
- return true;
- }
- }
-
- return false;
-}
-
static void wacom_wac_finger_event(struct hid_device *hdev,
struct hid_field *field, struct hid_usage *usage, __s32 value)
{
@@ -2742,14 +2724,8 @@
}
if (usage->usage_index + 1 == field->report_count) {
- if (equivalent_usage == wacom_wac->hid_data.last_slot_field) {
- bool touch_removed = wacom_wac_slot_is_active(wacom_wac->touch_input,
- wacom_wac->hid_data.id) && !wacom_wac->hid_data.tipswitch;
-
- if (wacom_wac->hid_data.confidence || touch_removed) {
- wacom_wac_finger_slot(wacom_wac, wacom_wac->touch_input);
- }
- }
+ if (equivalent_usage == wacom_wac->hid_data.last_slot_field)
+ wacom_wac_finger_slot(wacom_wac, wacom_wac->touch_input);
}
}
diff --git a/drivers/hwmon/corsair-psu.c b/drivers/hwmon/corsair-psu.c
index 14389fd..ae983e7 100644
--- a/drivers/hwmon/corsair-psu.c
+++ b/drivers/hwmon/corsair-psu.c
@@ -808,7 +808,23 @@
.reset_resume = corsairpsu_resume,
#endif
};
-module_hid_driver(corsairpsu_driver);
+
+static int __init corsair_init(void)
+{
+ return hid_register_driver(&corsairpsu_driver);
+}
+
+static void __exit corsair_exit(void)
+{
+ hid_unregister_driver(&corsairpsu_driver);
+}
+
+/*
+ * With module_init() the driver would load before the HID bus when
+ * built-in, so use late_initcall() instead.
+ */
+late_initcall(corsair_init);
+module_exit(corsair_exit);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Wilken Gottwalt <wilken.gottwalt@posteo.net>");
diff --git a/drivers/hwtracing/coresight/coresight-etm4x.h b/drivers/hwtracing/coresight/coresight-etm4x.h
index 77c6e47..1170fbe 100644
--- a/drivers/hwtracing/coresight/coresight-etm4x.h
+++ b/drivers/hwtracing/coresight/coresight-etm4x.h
@@ -948,7 +948,7 @@
u8 ctxid_size;
u8 vmid_size;
u8 ccsize;
- u8 ccitmin;
+ u16 ccitmin;
u8 s_ex_level;
u8 ns_ex_level;
u8 q_support;
diff --git a/drivers/i2c/busses/i2c-aspeed.c b/drivers/i2c/busses/i2c-aspeed.c
index b7cad1b..e61ed70 100644
--- a/drivers/i2c/busses/i2c-aspeed.c
+++ b/drivers/i2c/busses/i2c-aspeed.c
@@ -250,18 +250,46 @@
if (!slave)
return 0;
- command = readl(bus->base + ASPEED_I2C_CMD_REG);
+ /*
+ * Handle stop conditions early, prior to SLAVE_MATCH. Some masters may drive
+ * transfers with low enough latency between the nak/stop phase of the current
+ * command and the start/address phase of the following command that the
+ * interrupts are coalesced by the time we process them.
+ */
+ if (irq_status & ASPEED_I2CD_INTR_NORMAL_STOP) {
+ irq_handled |= ASPEED_I2CD_INTR_NORMAL_STOP;
+ bus->slave_state = ASPEED_I2C_SLAVE_STOP;
+ }
- /* Slave was requested, restart state machine. */
+ if (irq_status & ASPEED_I2CD_INTR_TX_NAK &&
+ bus->slave_state == ASPEED_I2C_SLAVE_READ_PROCESSED) {
+ irq_handled |= ASPEED_I2CD_INTR_TX_NAK;
+ bus->slave_state = ASPEED_I2C_SLAVE_STOP;
+ }
+
+ /* Propagate any stop conditions to the slave implementation. */
+ if (bus->slave_state == ASPEED_I2C_SLAVE_STOP) {
+ i2c_slave_event(slave, I2C_SLAVE_STOP, &value);
+ bus->slave_state = ASPEED_I2C_SLAVE_INACTIVE;
+ }
+
+ /*
+ * Now that we've dealt with any potentially coalesced stop conditions,
+ * address any start conditions.
+ */
if (irq_status & ASPEED_I2CD_INTR_SLAVE_MATCH) {
irq_handled |= ASPEED_I2CD_INTR_SLAVE_MATCH;
bus->slave_state = ASPEED_I2C_SLAVE_START;
}
- /* Slave is not currently active, irq was for someone else. */
+ /*
+ * If the slave has been stopped and not started then slave interrupt
+ * handling is complete.
+ */
if (bus->slave_state == ASPEED_I2C_SLAVE_INACTIVE)
return irq_handled;
+ command = readl(bus->base + ASPEED_I2C_CMD_REG);
dev_dbg(bus->dev, "slave irq status 0x%08x, cmd 0x%08x\n",
irq_status, command);
@@ -280,17 +308,6 @@
irq_handled |= ASPEED_I2CD_INTR_RX_DONE;
}
- /* Slave was asked to stop. */
- if (irq_status & ASPEED_I2CD_INTR_NORMAL_STOP) {
- irq_handled |= ASPEED_I2CD_INTR_NORMAL_STOP;
- bus->slave_state = ASPEED_I2C_SLAVE_STOP;
- }
- if (irq_status & ASPEED_I2CD_INTR_TX_NAK &&
- bus->slave_state == ASPEED_I2C_SLAVE_READ_PROCESSED) {
- irq_handled |= ASPEED_I2CD_INTR_TX_NAK;
- bus->slave_state = ASPEED_I2C_SLAVE_STOP;
- }
-
switch (bus->slave_state) {
case ASPEED_I2C_SLAVE_READ_REQUESTED:
if (unlikely(irq_status & ASPEED_I2CD_INTR_TX_ACK))
@@ -319,8 +336,7 @@
i2c_slave_event(slave, I2C_SLAVE_WRITE_RECEIVED, &value);
break;
case ASPEED_I2C_SLAVE_STOP:
- i2c_slave_event(slave, I2C_SLAVE_STOP, &value);
- bus->slave_state = ASPEED_I2C_SLAVE_INACTIVE;
+ /* Stop event handling is done early. Unreachable. */
break;
case ASPEED_I2C_SLAVE_START:
/* Slave was just started. Waiting for the next event. */;
diff --git a/drivers/i2c/busses/i2c-rk3x.c b/drivers/i2c/busses/i2c-rk3x.c
index 13c14eb1..6abcf97 100644
--- a/drivers/i2c/busses/i2c-rk3x.c
+++ b/drivers/i2c/busses/i2c-rk3x.c
@@ -178,6 +178,7 @@
* @clk: function clk for rk3399 or function & Bus clks for others
* @pclk: Bus clk for rk3399
* @clk_rate_nb: i2c clk rate change notify
+ * @irq: irq number
* @t: I2C known timing information
* @lock: spinlock for the i2c bus
* @wait: the waitqueue to wait for i2c transfer
@@ -200,6 +201,7 @@
struct clk *clk;
struct clk *pclk;
struct notifier_block clk_rate_nb;
+ int irq;
/* Settings */
struct i2c_timings t;
@@ -1087,13 +1089,18 @@
spin_unlock_irqrestore(&i2c->lock, flags);
- rk3x_i2c_start(i2c);
-
if (!polling) {
+ rk3x_i2c_start(i2c);
+
timeout = wait_event_timeout(i2c->wait, !i2c->busy,
msecs_to_jiffies(WAIT_TIMEOUT));
} else {
+ disable_irq(i2c->irq);
+ rk3x_i2c_start(i2c);
+
timeout = rk3x_i2c_wait_xfer_poll(i2c);
+
+ enable_irq(i2c->irq);
}
spin_lock_irqsave(&i2c->lock, flags);
@@ -1301,6 +1308,8 @@
return ret;
}
+ i2c->irq = irq;
+
platform_set_drvdata(pdev, i2c);
if (i2c->soc_data->calc_timings == rk3x_i2c_v0_calc_timings) {
diff --git a/drivers/i2c/busses/i2c-s3c2410.c b/drivers/i2c/busses/i2c-s3c2410.c
index b49a1b1..0777848 100644
--- a/drivers/i2c/busses/i2c-s3c2410.c
+++ b/drivers/i2c/busses/i2c-s3c2410.c
@@ -220,8 +220,17 @@
int tries;
for (tries = 50; tries; --tries) {
- if (readl(i2c->regs + S3C2410_IICCON)
- & S3C2410_IICCON_IRQPEND) {
+ unsigned long tmp = readl(i2c->regs + S3C2410_IICCON);
+
+ if (!(tmp & S3C2410_IICCON_ACKEN)) {
+ /*
+ * Wait a bit for the bus to stabilize,
+ * delay estimated experimentally.
+ */
+ usleep_range(100, 200);
+ return true;
+ }
+ if (tmp & S3C2410_IICCON_IRQPEND) {
if (!(readl(i2c->regs + S3C2410_IICSTAT)
& S3C2410_IICSTAT_LASTBIT))
return true;
@@ -274,16 +283,6 @@
stat |= S3C2410_IICSTAT_START;
writel(stat, i2c->regs + S3C2410_IICSTAT);
-
- if (i2c->quirks & QUIRK_POLL) {
- while ((i2c->msg_num != 0) && is_ack(i2c)) {
- i2c_s3c_irq_nextbyte(i2c, stat);
- stat = readl(i2c->regs + S3C2410_IICSTAT);
-
- if (stat & S3C2410_IICSTAT_ARBITR)
- dev_err(i2c->dev, "deal with arbitration loss\n");
- }
- }
}
static inline void s3c24xx_i2c_stop(struct s3c24xx_i2c *i2c, int ret)
@@ -690,7 +689,7 @@
static int s3c24xx_i2c_doxfer(struct s3c24xx_i2c *i2c,
struct i2c_msg *msgs, int num)
{
- unsigned long timeout;
+ unsigned long timeout = 0;
int ret;
ret = s3c24xx_i2c_set_master(i2c);
@@ -710,16 +709,19 @@
s3c24xx_i2c_message_start(i2c, msgs);
if (i2c->quirks & QUIRK_POLL) {
- ret = i2c->msg_idx;
+ while ((i2c->msg_num != 0) && is_ack(i2c)) {
+ unsigned long stat = readl(i2c->regs + S3C2410_IICSTAT);
- if (ret != num)
- dev_dbg(i2c->dev, "incomplete xfer (%d)\n", ret);
+ i2c_s3c_irq_nextbyte(i2c, stat);
- goto out;
+ stat = readl(i2c->regs + S3C2410_IICSTAT);
+ if (stat & S3C2410_IICSTAT_ARBITR)
+ dev_err(i2c->dev, "deal with arbitration loss\n");
+ }
+ } else {
+ timeout = wait_event_timeout(i2c->wait, i2c->msg_num == 0, HZ * 5);
}
- timeout = wait_event_timeout(i2c->wait, i2c->msg_num == 0, HZ * 5);
-
ret = i2c->msg_idx;
/*
diff --git a/drivers/i2c/i2c-core.h b/drivers/i2c/i2c-core.h
index ea17f13..ec28024 100644
--- a/drivers/i2c/i2c-core.h
+++ b/drivers/i2c/i2c-core.h
@@ -3,6 +3,7 @@
* i2c-core.h - interfaces internal to the I2C framework
*/
+#include <linux/kconfig.h>
#include <linux/rwsem.h>
struct i2c_devinfo {
@@ -29,7 +30,8 @@
*/
static inline bool i2c_in_atomic_xfer_mode(void)
{
- return system_state > SYSTEM_RUNNING && !preemptible();
+ return system_state > SYSTEM_RUNNING &&
+ (IS_ENABLED(CONFIG_PREEMPT_COUNT) ? !preemptible() : irqs_disabled());
}
static inline int __i2c_lock_bus_helper(struct i2c_adapter *adap)
diff --git a/drivers/iio/adc/ad7091r-base.c b/drivers/iio/adc/ad7091r-base.c
index 63b4d6e..811f044 100644
--- a/drivers/iio/adc/ad7091r-base.c
+++ b/drivers/iio/adc/ad7091r-base.c
@@ -174,8 +174,8 @@
static irqreturn_t ad7091r_event_handler(int irq, void *private)
{
- struct ad7091r_state *st = (struct ad7091r_state *) private;
- struct iio_dev *iio_dev = dev_get_drvdata(st->dev);
+ struct iio_dev *iio_dev = private;
+ struct ad7091r_state *st = iio_priv(iio_dev);
unsigned int i, read_val;
int ret;
s64 timestamp = iio_get_time_ns(iio_dev);
@@ -234,7 +234,7 @@
if (irq) {
ret = devm_request_threaded_irq(dev, irq, NULL,
ad7091r_event_handler,
- IRQF_TRIGGER_FALLING | IRQF_ONESHOT, name, st);
+ IRQF_TRIGGER_FALLING | IRQF_ONESHOT, name, iio_dev);
if (ret)
return ret;
}
diff --git a/drivers/iio/adc/ad9467.c b/drivers/iio/adc/ad9467.c
index dbfc851..ad94f0a 100644
--- a/drivers/iio/adc/ad9467.c
+++ b/drivers/iio/adc/ad9467.c
@@ -119,9 +119,9 @@
struct spi_device *spi;
struct clk *clk;
unsigned int output_mode;
+ unsigned int (*scales)[2];
struct gpio_desc *pwrdown_gpio;
- struct gpio_desc *reset_gpio;
};
static int ad9467_spi_read(struct spi_device *spi, unsigned int reg)
@@ -163,9 +163,10 @@
if (readval == NULL) {
ret = ad9467_spi_write(spi, reg, writeval);
- ad9467_spi_write(spi, AN877_ADC_REG_TRANSFER,
- AN877_ADC_TRANSFER_SYNC);
- return ret;
+ if (ret)
+ return ret;
+ return ad9467_spi_write(spi, AN877_ADC_REG_TRANSFER,
+ AN877_ADC_TRANSFER_SYNC);
}
ret = ad9467_spi_read(spi, reg);
@@ -212,6 +213,7 @@
.channel = _chan, \
.info_mask_shared_by_type = BIT(IIO_CHAN_INFO_SCALE) | \
BIT(IIO_CHAN_INFO_SAMP_FREQ), \
+ .info_mask_shared_by_type_available = BIT(IIO_CHAN_INFO_SCALE), \
.scan_index = _si, \
.scan_type = { \
.sign = _sign, \
@@ -273,10 +275,13 @@
const struct ad9467_chip_info *info1 = to_ad9467_chip_info(info);
struct ad9467_state *st = adi_axi_adc_conv_priv(conv);
unsigned int i, vref_val;
+ int ret;
- vref_val = ad9467_spi_read(st->spi, AN877_ADC_REG_VREF);
+ ret = ad9467_spi_read(st->spi, AN877_ADC_REG_VREF);
+ if (ret < 0)
+ return ret;
- vref_val &= info1->vref_mask;
+ vref_val = ret & info1->vref_mask;
for (i = 0; i < info->num_scales; i++) {
if (vref_val == info->scale_table[i][1])
@@ -297,6 +302,7 @@
struct ad9467_state *st = adi_axi_adc_conv_priv(conv);
unsigned int scale_val[2];
unsigned int i;
+ int ret;
if (val != 0)
return -EINVAL;
@@ -306,11 +312,13 @@
if (scale_val[0] != val || scale_val[1] != val2)
continue;
- ad9467_spi_write(st->spi, AN877_ADC_REG_VREF,
- info->scale_table[i][1]);
- ad9467_spi_write(st->spi, AN877_ADC_REG_TRANSFER,
- AN877_ADC_TRANSFER_SYNC);
- return 0;
+ ret = ad9467_spi_write(st->spi, AN877_ADC_REG_VREF,
+ info->scale_table[i][1]);
+ if (ret < 0)
+ return ret;
+
+ return ad9467_spi_write(st->spi, AN877_ADC_REG_TRANSFER,
+ AN877_ADC_TRANSFER_SYNC);
}
return -EINVAL;
@@ -359,6 +367,26 @@
}
}
+static int ad9467_read_avail(struct adi_axi_adc_conv *conv,
+ struct iio_chan_spec const *chan,
+ const int **vals, int *type, int *length,
+ long mask)
+{
+ const struct adi_axi_adc_chip_info *info = conv->chip_info;
+ struct ad9467_state *st = adi_axi_adc_conv_priv(conv);
+
+ switch (mask) {
+ case IIO_CHAN_INFO_SCALE:
+ *vals = (const int *)st->scales;
+ *type = IIO_VAL_INT_PLUS_MICRO;
+ /* Values are stored in a 2D matrix */
+ *length = info->num_scales * 2;
+ return IIO_AVAIL_LIST;
+ default:
+ return -EINVAL;
+ }
+}
+
static int ad9467_outputmode_set(struct spi_device *spi, unsigned int mode)
{
int ret;
@@ -371,6 +399,26 @@
AN877_ADC_TRANSFER_SYNC);
}
+static int ad9467_scale_fill(struct adi_axi_adc_conv *conv)
+{
+ const struct adi_axi_adc_chip_info *info = conv->chip_info;
+ struct ad9467_state *st = adi_axi_adc_conv_priv(conv);
+ unsigned int i, val1, val2;
+
+ st->scales = devm_kmalloc_array(&st->spi->dev, info->num_scales,
+ sizeof(*st->scales), GFP_KERNEL);
+ if (!st->scales)
+ return -ENOMEM;
+
+ for (i = 0; i < info->num_scales; i++) {
+ __ad9467_get_scale(conv, i, &val1, &val2);
+ st->scales[i][0] = val1;
+ st->scales[i][1] = val2;
+ }
+
+ return 0;
+}
+
static int ad9467_preenable_setup(struct adi_axi_adc_conv *conv)
{
struct ad9467_state *st = adi_axi_adc_conv_priv(conv);
@@ -378,11 +426,19 @@
return ad9467_outputmode_set(st->spi, st->output_mode);
}
-static void ad9467_clk_disable(void *data)
+static int ad9467_reset(struct device *dev)
{
- struct ad9467_state *st = data;
+ struct gpio_desc *gpio;
- clk_disable_unprepare(st->clk);
+ gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_HIGH);
+ if (IS_ERR_OR_NULL(gpio))
+ return PTR_ERR_OR_ZERO(gpio);
+
+ fsleep(1);
+ gpiod_set_value_cansleep(gpio, 0);
+ fsleep(10 * USEC_PER_MSEC);
+
+ return 0;
}
static int ad9467_probe(struct spi_device *spi)
@@ -404,38 +460,25 @@
st = adi_axi_adc_conv_priv(conv);
st->spi = spi;
- st->clk = devm_clk_get(&spi->dev, "adc-clk");
+ st->clk = devm_clk_get_enabled(&spi->dev, "adc-clk");
if (IS_ERR(st->clk))
return PTR_ERR(st->clk);
- ret = clk_prepare_enable(st->clk);
- if (ret < 0)
- return ret;
-
- ret = devm_add_action_or_reset(&spi->dev, ad9467_clk_disable, st);
- if (ret)
- return ret;
-
st->pwrdown_gpio = devm_gpiod_get_optional(&spi->dev, "powerdown",
GPIOD_OUT_LOW);
if (IS_ERR(st->pwrdown_gpio))
return PTR_ERR(st->pwrdown_gpio);
- st->reset_gpio = devm_gpiod_get_optional(&spi->dev, "reset",
- GPIOD_OUT_LOW);
- if (IS_ERR(st->reset_gpio))
- return PTR_ERR(st->reset_gpio);
-
- if (st->reset_gpio) {
- udelay(1);
- ret = gpiod_direction_output(st->reset_gpio, 1);
- if (ret)
- return ret;
- mdelay(10);
- }
+ ret = ad9467_reset(&spi->dev);
+ if (ret)
+ return ret;
conv->chip_info = &info->axi_adc_info;
+ ret = ad9467_scale_fill(conv);
+ if (ret)
+ return ret;
+
id = ad9467_spi_read(spi, AN877_ADC_REG_CHIP_ID);
if (id != conv->chip_info->id) {
dev_err(&spi->dev, "Mismatch CHIP_ID, got 0x%X, expected 0x%X\n",
@@ -446,6 +489,7 @@
conv->reg_access = ad9467_reg_access;
conv->write_raw = ad9467_write_raw;
conv->read_raw = ad9467_read_raw;
+ conv->read_avail = ad9467_read_avail;
conv->preenable_setup = ad9467_preenable_setup;
st->output_mode = info->default_output_mode |
diff --git a/drivers/iio/adc/adi-axi-adc.c b/drivers/iio/adc/adi-axi-adc.c
index a9e655e..c6dac4c 100644
--- a/drivers/iio/adc/adi-axi-adc.c
+++ b/drivers/iio/adc/adi-axi-adc.c
@@ -142,6 +142,20 @@
return conv->write_raw(conv, chan, val, val2, mask);
}
+static int adi_axi_adc_read_avail(struct iio_dev *indio_dev,
+ struct iio_chan_spec const *chan,
+ const int **vals, int *type, int *length,
+ long mask)
+{
+ struct adi_axi_adc_state *st = iio_priv(indio_dev);
+ struct adi_axi_adc_conv *conv = &st->client->conv;
+
+ if (!conv->read_avail)
+ return -EOPNOTSUPP;
+
+ return conv->read_avail(conv, chan, vals, type, length, mask);
+}
+
static int adi_axi_adc_update_scan_mode(struct iio_dev *indio_dev,
const unsigned long *scan_mask)
{
@@ -226,69 +240,11 @@
}
EXPORT_SYMBOL_GPL(devm_adi_axi_adc_conv_register);
-static ssize_t in_voltage_scale_available_show(struct device *dev,
- struct device_attribute *attr,
- char *buf)
-{
- struct iio_dev *indio_dev = dev_to_iio_dev(dev);
- struct adi_axi_adc_state *st = iio_priv(indio_dev);
- struct adi_axi_adc_conv *conv = &st->client->conv;
- size_t len = 0;
- int i;
-
- for (i = 0; i < conv->chip_info->num_scales; i++) {
- const unsigned int *s = conv->chip_info->scale_table[i];
-
- len += scnprintf(buf + len, PAGE_SIZE - len,
- "%u.%06u ", s[0], s[1]);
- }
- buf[len - 1] = '\n';
-
- return len;
-}
-
-static IIO_DEVICE_ATTR_RO(in_voltage_scale_available, 0);
-
-enum {
- ADI_AXI_ATTR_SCALE_AVAIL,
-};
-
-#define ADI_AXI_ATTR(_en_, _file_) \
- [ADI_AXI_ATTR_##_en_] = &iio_dev_attr_##_file_.dev_attr.attr
-
-static struct attribute *adi_axi_adc_attributes[] = {
- ADI_AXI_ATTR(SCALE_AVAIL, in_voltage_scale_available),
- NULL
-};
-
-static umode_t axi_adc_attr_is_visible(struct kobject *kobj,
- struct attribute *attr, int n)
-{
- struct device *dev = kobj_to_dev(kobj);
- struct iio_dev *indio_dev = dev_to_iio_dev(dev);
- struct adi_axi_adc_state *st = iio_priv(indio_dev);
- struct adi_axi_adc_conv *conv = &st->client->conv;
-
- switch (n) {
- case ADI_AXI_ATTR_SCALE_AVAIL:
- if (!conv->chip_info->num_scales)
- return 0;
- return attr->mode;
- default:
- return attr->mode;
- }
-}
-
-static const struct attribute_group adi_axi_adc_attribute_group = {
- .attrs = adi_axi_adc_attributes,
- .is_visible = axi_adc_attr_is_visible,
-};
-
static const struct iio_info adi_axi_adc_info = {
.read_raw = &adi_axi_adc_read_raw,
.write_raw = &adi_axi_adc_write_raw,
- .attrs = &adi_axi_adc_attribute_group,
.update_scan_mode = &adi_axi_adc_update_scan_mode,
+ .read_avail = &adi_axi_adc_read_avail,
};
static const struct adi_axi_adc_core_info adi_axi_adc_10_0_a_info = {
diff --git a/drivers/iio/adc/ti_am335x_adc.c b/drivers/iio/adc/ti_am335x_adc.c
index 855cc2d..084a187 100644
--- a/drivers/iio/adc/ti_am335x_adc.c
+++ b/drivers/iio/adc/ti_am335x_adc.c
@@ -632,8 +632,10 @@
platform_set_drvdata(pdev, indio_dev);
err = tiadc_request_dma(pdev, adc_dev);
- if (err && err == -EPROBE_DEFER)
+ if (err && err != -ENODEV) {
+ dev_err_probe(&pdev->dev, err, "DMA request failed\n");
goto err_dma;
+ }
return 0;
diff --git a/drivers/iio/buffer/industrialio-triggered-buffer.c b/drivers/iio/buffer/industrialio-triggered-buffer.c
index f77c453..6dac1e8 100644
--- a/drivers/iio/buffer/industrialio-triggered-buffer.c
+++ b/drivers/iio/buffer/industrialio-triggered-buffer.c
@@ -44,6 +44,16 @@
struct iio_buffer *buffer;
int ret;
+ /*
+ * iio_triggered_buffer_cleanup() assumes that the buffer allocated here
+ * is assigned to indio_dev->buffer but this is only the case if this
+ * function is the first caller to iio_device_attach_buffer(). If
+ * indio_dev->buffer is already set then we can't proceed otherwise the
+ * cleanup function will try to free a buffer that was not allocated here.
+ */
+ if (indio_dev->buffer)
+ return -EADDRINUSE;
+
buffer = iio_kfifo_allocate();
if (!buffer) {
ret = -ENOMEM;
diff --git a/drivers/iio/common/ms_sensors/ms_sensors_i2c.c b/drivers/iio/common/ms_sensors/ms_sensors_i2c.c
index 16ea697e..7980964 100644
--- a/drivers/iio/common/ms_sensors/ms_sensors_i2c.c
+++ b/drivers/iio/common/ms_sensors/ms_sensors_i2c.c
@@ -15,8 +15,8 @@
/* Conversion times in us */
static const u16 ms_sensors_ht_t_conversion_time[] = { 50000, 25000,
13000, 7000 };
-static const u16 ms_sensors_ht_h_conversion_time[] = { 16000, 3000,
- 5000, 8000 };
+static const u16 ms_sensors_ht_h_conversion_time[] = { 16000, 5000,
+ 3000, 8000 };
static const u16 ms_sensors_tp_conversion_time[] = { 500, 1100, 2100,
4100, 8220, 16440 };
diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
index 597768c..caeef03 100644
--- a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
+++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
@@ -727,13 +727,13 @@
ret = inv_mpu6050_sensor_show(st, st->reg->gyro_offset,
chan->channel2, val);
mutex_unlock(&st->lock);
- return IIO_VAL_INT;
+ return ret;
case IIO_ACCEL:
mutex_lock(&st->lock);
ret = inv_mpu6050_sensor_show(st, st->reg->accl_offset,
chan->channel2, val);
mutex_unlock(&st->lock);
- return IIO_VAL_INT;
+ return ret;
default:
return -EINVAL;
diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
index 6d8f3aa..7376f01 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
@@ -5442,7 +5442,7 @@
/* Resizing SRQs is not supported yet */
if (srq_attr_mask & IB_SRQ_MAX_WR)
- return -EINVAL;
+ return -EOPNOTSUPP;
if (srq_attr_mask & IB_SRQ_LIMIT) {
if (srq_attr->srq_limit > srq->wqe_cnt)
diff --git a/drivers/infiniband/hw/hns/hns_roce_pd.c b/drivers/infiniband/hw/hns/hns_roce_pd.c
index 81ffad7..21bc26b 100644
--- a/drivers/infiniband/hw/hns/hns_roce_pd.c
+++ b/drivers/infiniband/hw/hns/hns_roce_pd.c
@@ -161,7 +161,7 @@
int ret;
if (!(hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_XRC))
- return -EINVAL;
+ return -EOPNOTSUPP;
ret = hns_roce_xrcd_alloc(hr_dev, &xrcd->xrcdn);
if (ret)
diff --git a/drivers/infiniband/hw/mthca/mthca_cmd.c b/drivers/infiniband/hw/mthca/mthca_cmd.c
index bdf5ed3..0307c45 100644
--- a/drivers/infiniband/hw/mthca/mthca_cmd.c
+++ b/drivers/infiniband/hw/mthca/mthca_cmd.c
@@ -635,7 +635,7 @@
int mthca_SYS_EN(struct mthca_dev *dev)
{
- u64 out;
+ u64 out = 0;
int ret;
ret = mthca_cmd_imm(dev, 0, &out, 0, 0, CMD_SYS_EN, CMD_TIME_CLASS_D);
@@ -1955,7 +1955,7 @@
int mthca_MGID_HASH(struct mthca_dev *dev, struct mthca_mailbox *mailbox,
u16 *hash)
{
- u64 imm;
+ u64 imm = 0;
int err;
err = mthca_cmd_imm(dev, mailbox->dma, &imm, 0, 0, CMD_MGID_HASH,
diff --git a/drivers/infiniband/hw/mthca/mthca_main.c b/drivers/infiniband/hw/mthca/mthca_main.c
index f507c4cd..f77c48b 100644
--- a/drivers/infiniband/hw/mthca/mthca_main.c
+++ b/drivers/infiniband/hw/mthca/mthca_main.c
@@ -382,7 +382,7 @@
struct mthca_init_hca_param *init_hca,
u64 icm_size)
{
- u64 aux_pages;
+ u64 aux_pages = 0;
int err;
err = mthca_SET_ICM_SIZE(mdev, icm_size, &aux_pages);
diff --git a/drivers/infiniband/ulp/iser/iscsi_iser.h b/drivers/infiniband/ulp/iser/iscsi_iser.h
index 9f6ac0a..35cc0a5 100644
--- a/drivers/infiniband/ulp/iser/iscsi_iser.h
+++ b/drivers/infiniband/ulp/iser/iscsi_iser.h
@@ -321,12 +321,10 @@
*
* @mr: memory region
* @sig_mr: signature memory region
- * @mr_valid: is mr valid indicator
*/
struct iser_reg_resources {
struct ib_mr *mr;
struct ib_mr *sig_mr;
- u8 mr_valid:1;
};
/**
diff --git a/drivers/infiniband/ulp/iser/iser_initiator.c b/drivers/infiniband/ulp/iser/iser_initiator.c
index 27a6f75..9ea88dd 100644
--- a/drivers/infiniband/ulp/iser/iser_initiator.c
+++ b/drivers/infiniband/ulp/iser/iser_initiator.c
@@ -602,7 +602,10 @@
return -EINVAL;
}
- desc->rsc.mr_valid = 0;
+ if (desc->sig_protected)
+ desc->rsc.sig_mr->need_inval = false;
+ else
+ desc->rsc.mr->need_inval = false;
return 0;
}
diff --git a/drivers/infiniband/ulp/iser/iser_memory.c b/drivers/infiniband/ulp/iser/iser_memory.c
index 9776b75..c362043 100644
--- a/drivers/infiniband/ulp/iser/iser_memory.c
+++ b/drivers/infiniband/ulp/iser/iser_memory.c
@@ -250,7 +250,7 @@
iser_set_prot_checks(iser_task->sc, &sig_attrs->check_mask);
- if (rsc->mr_valid)
+ if (rsc->sig_mr->need_inval)
iser_inv_rkey(&tx_desc->inv_wr, mr, cqe, &wr->wr);
ib_update_fast_reg_key(mr, ib_inc_rkey(mr->rkey));
@@ -274,7 +274,7 @@
wr->access = IB_ACCESS_LOCAL_WRITE |
IB_ACCESS_REMOTE_READ |
IB_ACCESS_REMOTE_WRITE;
- rsc->mr_valid = 1;
+ rsc->sig_mr->need_inval = true;
sig_reg->sge.lkey = mr->lkey;
sig_reg->rkey = mr->rkey;
@@ -299,7 +299,7 @@
struct ib_reg_wr *wr = &tx_desc->reg_wr;
int n;
- if (rsc->mr_valid)
+ if (rsc->mr->need_inval)
iser_inv_rkey(&tx_desc->inv_wr, mr, cqe, &wr->wr);
ib_update_fast_reg_key(mr, ib_inc_rkey(mr->rkey));
@@ -322,7 +322,7 @@
IB_ACCESS_REMOTE_WRITE |
IB_ACCESS_REMOTE_READ;
- rsc->mr_valid = 1;
+ rsc->mr->need_inval = true;
reg->sge.lkey = mr->lkey;
reg->rkey = mr->rkey;
diff --git a/drivers/infiniband/ulp/iser/iser_verbs.c b/drivers/infiniband/ulp/iser/iser_verbs.c
index b566f7c..8656664 100644
--- a/drivers/infiniband/ulp/iser/iser_verbs.c
+++ b/drivers/infiniband/ulp/iser/iser_verbs.c
@@ -136,7 +136,6 @@
goto err_alloc_mr_integrity;
}
}
- desc->rsc.mr_valid = 0;
return desc;
diff --git a/drivers/input/joystick/xpad.c b/drivers/input/joystick/xpad.c
index 3bf5c78..1ff0d4e 100644
--- a/drivers/input/joystick/xpad.c
+++ b/drivers/input/joystick/xpad.c
@@ -268,6 +268,7 @@
{ 0x146b, 0x0604, "Bigben Interactive DAIJA Arcade Stick", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 },
{ 0x1532, 0x0a00, "Razer Atrox Arcade Stick", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOXONE },
{ 0x1532, 0x0a03, "Razer Wildcat", 0, XTYPE_XBOXONE },
+ { 0x1532, 0x0a29, "Razer Wolverine V2", 0, XTYPE_XBOXONE },
{ 0x15e4, 0x3f00, "Power A Mini Pro Elite", 0, XTYPE_XBOX360 },
{ 0x15e4, 0x3f0a, "Xbox Airflo wired controller", 0, XTYPE_XBOX360 },
{ 0x15e4, 0x3f10, "Batarang Xbox 360 controller", 0, XTYPE_XBOX360 },
diff --git a/drivers/input/keyboard/atkbd.c b/drivers/input/keyboard/atkbd.c
index fbdef95..caf85ae 100644
--- a/drivers/input/keyboard/atkbd.c
+++ b/drivers/input/keyboard/atkbd.c
@@ -756,6 +756,44 @@
ps2dev->serio->phys);
}
+#ifdef CONFIG_X86
+static bool atkbd_is_portable_device(void)
+{
+ static const char * const chassis_types[] = {
+ "8", /* Portable */
+ "9", /* Laptop */
+ "10", /* Notebook */
+ "14", /* Sub-Notebook */
+ "31", /* Convertible */
+ "32", /* Detachable */
+ };
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(chassis_types); i++)
+ if (dmi_match(DMI_CHASSIS_TYPE, chassis_types[i]))
+ return true;
+
+ return false;
+}
+
+/*
+ * On many modern laptops ATKBD_CMD_GETID may cause problems, on these laptops
+ * the controller is always in translated mode. In this mode mice/touchpads will
+ * not work. So in this case simply assume a keyboard is connected to avoid
+ * confusing some laptop keyboards.
+ *
+ * Skipping ATKBD_CMD_GETID ends up using a fake keyboard id. Using the standard
+ * 0xab83 id is ok in translated mode, only atkbd_select_set() checks atkbd->id
+ * and in translated mode that is a no-op.
+ */
+static bool atkbd_skip_getid(struct atkbd *atkbd)
+{
+ return atkbd->translated && atkbd_is_portable_device();
+}
+#else
+static inline bool atkbd_skip_getid(struct atkbd *atkbd) { return false; }
+#endif
+
/*
* atkbd_probe() probes for an AT keyboard on a serio port.
*/
@@ -764,6 +802,7 @@
{
struct ps2dev *ps2dev = &atkbd->ps2dev;
unsigned char param[2];
+ bool skip_getid;
/*
* Some systems, where the bit-twiddling when testing the io-lines of the
@@ -785,17 +824,18 @@
*/
param[0] = param[1] = 0xa5; /* initialize with invalid values */
- if (ps2_command(ps2dev, param, ATKBD_CMD_GETID)) {
+ skip_getid = atkbd_skip_getid(atkbd);
+ if (skip_getid || ps2_command(ps2dev, param, ATKBD_CMD_GETID)) {
/*
- * If the get ID command failed, we check if we can at least set the LEDs on
- * the keyboard. This should work on every keyboard out there. It also turns
- * the LEDs off, which we want anyway.
+ * If the get ID command was skipped or failed, we check if we can at least set
+ * the LEDs on the keyboard. This should work on every keyboard out there.
+ * It also turns the LEDs off, which we want anyway.
*/
param[0] = 0;
if (ps2_command(ps2dev, param, ATKBD_CMD_SETLEDS))
return -1;
- atkbd->id = 0xabba;
+ atkbd->id = skip_getid ? 0xab83 : 0xabba;
return 0;
}
diff --git a/drivers/input/keyboard/ipaq-micro-keys.c b/drivers/input/keyboard/ipaq-micro-keys.c
index 13a66a8e..e0c5118 100644
--- a/drivers/input/keyboard/ipaq-micro-keys.c
+++ b/drivers/input/keyboard/ipaq-micro-keys.c
@@ -105,6 +105,9 @@
keys->codes = devm_kmemdup(&pdev->dev, micro_keycodes,
keys->input->keycodesize * keys->input->keycodemax,
GFP_KERNEL);
+ if (!keys->codes)
+ return -ENOMEM;
+
keys->input->keycode = keys->codes;
__set_bit(EV_KEY, keys->input->evbit);
diff --git a/drivers/input/misc/soc_button_array.c b/drivers/input/misc/soc_button_array.c
index 67a134c..b9ef03a 100644
--- a/drivers/input/misc/soc_button_array.c
+++ b/drivers/input/misc/soc_button_array.c
@@ -299,6 +299,11 @@
info->name = "power";
info->event_code = KEY_POWER;
info->wakeup = true;
+ } else if (upage == 0x01 && usage == 0xc6) {
+ info->name = "airplane mode switch";
+ info->event_type = EV_SW;
+ info->event_code = SW_RFKILL_ALL;
+ info->active_low = false;
} else if (upage == 0x01 && usage == 0xca) {
info->name = "rotation lock switch";
info->event_type = EV_SW;
diff --git a/drivers/input/serio/i8042-acpipnpio.h b/drivers/input/serio/i8042-acpipnpio.h
index 3db87ee..6af38f5 100644
--- a/drivers/input/serio/i8042-acpipnpio.h
+++ b/drivers/input/serio/i8042-acpipnpio.h
@@ -352,6 +352,14 @@
.driver_data = (void *)(SERIO_QUIRK_DRITEK)
},
{
+ /* Acer TravelMate P459-G2-M */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate P459-G2-M"),
+ },
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX)
+ },
+ {
/* Amoi M636/A737 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."),
diff --git a/drivers/interconnect/core.c b/drivers/interconnect/core.c
index b7c41bd..aadb2b9 100644
--- a/drivers/interconnect/core.c
+++ b/drivers/interconnect/core.c
@@ -382,6 +382,9 @@
}
mutex_unlock(&icc_lock);
+ if (!node)
+ return ERR_PTR(-EINVAL);
+
if (IS_ERR(node))
return ERR_CAST(node);
diff --git a/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c b/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c
index 50453d3..272c9b3 100644
--- a/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c
+++ b/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c
@@ -226,6 +226,7 @@
static const struct of_device_id qcom_smmu_client_of_match[] __maybe_unused = {
{ .compatible = "qcom,adreno" },
+ { .compatible = "qcom,adreno-gmu" },
{ .compatible = "qcom,mdp4" },
{ .compatible = "qcom,mdss" },
{ .compatible = "qcom,sc7180-mdss" },
diff --git a/drivers/iommu/dma-iommu.c b/drivers/iommu/dma-iommu.c
index 7e7064f..722e0b1 100644
--- a/drivers/iommu/dma-iommu.c
+++ b/drivers/iommu/dma-iommu.c
@@ -25,6 +25,7 @@
#include <linux/vmalloc.h>
#include <linux/crash_dump.h>
#include <linux/dma-direct.h>
+#include <trace/events/swiotlb.h>
#include <trace/hooks/iommu.h>
struct iommu_dma_msi_page {
@@ -861,6 +862,8 @@
void *padding_start;
size_t padding_size, aligned_size;
+ trace_swiotlb_bounced(dev, phys, size, swiotlb_force);
+
aligned_size = iova_align(iovad, size);
phys = swiotlb_tbl_map_single(dev, phys, size, aligned_size,
iova_mask(iovad), dir, attrs);
diff --git a/drivers/leds/Kconfig b/drivers/leds/Kconfig
index 8bf5451..fdfc415 100644
--- a/drivers/leds/Kconfig
+++ b/drivers/leds/Kconfig
@@ -97,6 +97,7 @@
config LEDS_AW2013
tristate "LED support for Awinic AW2013"
depends on LEDS_CLASS && I2C && OF
+ select REGMAP_I2C
help
This option enables support for the AW2013 3-channel
LED driver.
diff --git a/drivers/leds/trigger/ledtrig-tty.c b/drivers/leds/trigger/ledtrig-tty.c
index 8ae0d2d..3e69a7b 100644
--- a/drivers/leds/trigger/ledtrig-tty.c
+++ b/drivers/leds/trigger/ledtrig-tty.c
@@ -168,6 +168,10 @@
cancel_delayed_work_sync(&trigger_data->dwork);
+ kfree(trigger_data->ttyname);
+ tty_kref_put(trigger_data->tty);
+ trigger_data->tty = NULL;
+
kfree(trigger_data);
}
diff --git a/drivers/md/dm-integrity.c b/drivers/md/dm-integrity.c
index 455788b..df74365 100644
--- a/drivers/md/dm-integrity.c
+++ b/drivers/md/dm-integrity.c
@@ -1762,11 +1762,12 @@
sectors_to_process = dio->range.n_sectors;
__bio_for_each_segment(bv, bio, iter, dio->bio_details.bi_iter) {
+ struct bio_vec bv_copy = bv;
unsigned pos;
char *mem, *checksums_ptr;
again:
- mem = (char *)kmap_atomic(bv.bv_page) + bv.bv_offset;
+ mem = (char *)kmap_atomic(bv_copy.bv_page) + bv_copy.bv_offset;
pos = 0;
checksums_ptr = checksums;
do {
@@ -1775,7 +1776,7 @@
sectors_to_process -= ic->sectors_per_block;
pos += ic->sectors_per_block << SECTOR_SHIFT;
sector += ic->sectors_per_block;
- } while (pos < bv.bv_len && sectors_to_process && checksums != checksums_onstack);
+ } while (pos < bv_copy.bv_len && sectors_to_process && checksums != checksums_onstack);
kunmap_atomic(mem);
r = dm_integrity_rw_tag(ic, checksums, &dio->metadata_block, &dio->metadata_offset,
@@ -1796,9 +1797,9 @@
if (!sectors_to_process)
break;
- if (unlikely(pos < bv.bv_len)) {
- bv.bv_offset += pos;
- bv.bv_len -= pos;
+ if (unlikely(pos < bv_copy.bv_len)) {
+ bv_copy.bv_offset += pos;
+ bv_copy.bv_len -= pos;
goto again;
}
}
diff --git a/drivers/media/dvb-core/dvbdev.c b/drivers/media/dvb-core/dvbdev.c
index 2ff8a1b..3a83e8e 100644
--- a/drivers/media/dvb-core/dvbdev.c
+++ b/drivers/media/dvb-core/dvbdev.c
@@ -114,6 +114,8 @@
err = file->f_op->open(inode, file);
up_read(&minor_rwsem);
mutex_unlock(&dvbdev_mutex);
+ if (err)
+ dvb_device_put(dvbdev);
return err;
}
fail:
diff --git a/drivers/media/dvb-frontends/m88ds3103.c b/drivers/media/dvb-frontends/m88ds3103.c
index e03fac0..fdf993d 100644
--- a/drivers/media/dvb-frontends/m88ds3103.c
+++ b/drivers/media/dvb-frontends/m88ds3103.c
@@ -1898,7 +1898,7 @@
/* get frontend address */
ret = regmap_read(dev->regmap, 0x29, &utmp);
if (ret)
- goto err_kfree;
+ goto err_del_adapters;
dev->dt_addr = ((utmp & 0x80) == 0) ? 0x42 >> 1 : 0x40 >> 1;
dev_dbg(&client->dev, "dt addr is 0x%02x\n", dev->dt_addr);
@@ -1906,11 +1906,14 @@
dev->dt_addr);
if (IS_ERR(dev->dt_client)) {
ret = PTR_ERR(dev->dt_client);
- goto err_kfree;
+ goto err_del_adapters;
}
}
return 0;
+
+err_del_adapters:
+ i2c_mux_del_adapters(dev->muxc);
err_kfree:
kfree(dev);
err:
diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c b/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c
index 560f928..79cfa99 100644
--- a/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c
+++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c
@@ -514,7 +514,7 @@
ret = v4l2_device_register(rkisp1->dev, &rkisp1->v4l2_dev);
if (ret)
- return ret;
+ goto err_pm_runtime_disable;
ret = media_device_register(&rkisp1->media_dev);
if (ret) {
@@ -534,6 +534,7 @@
media_device_unregister(&rkisp1->media_dev);
err_unreg_v4l2_dev:
v4l2_device_unregister(&rkisp1->v4l2_dev);
+err_pm_runtime_disable:
pm_runtime_disable(&pdev->dev);
return ret;
}
diff --git a/drivers/media/usb/cx231xx/cx231xx-core.c b/drivers/media/usb/cx231xx/cx231xx-core.c
index 727e626..f1feccc 100644
--- a/drivers/media/usb/cx231xx/cx231xx-core.c
+++ b/drivers/media/usb/cx231xx/cx231xx-core.c
@@ -1024,6 +1024,7 @@
if (!dev->video_mode.isoc_ctl.urb) {
dev_err(dev->dev,
"cannot alloc memory for usb buffers\n");
+ kfree(dma_q->p_left_data);
return -ENOMEM;
}
@@ -1033,6 +1034,7 @@
dev_err(dev->dev,
"cannot allocate memory for usbtransfer\n");
kfree(dev->video_mode.isoc_ctl.urb);
+ kfree(dma_q->p_left_data);
return -ENOMEM;
}
diff --git a/drivers/media/usb/pvrusb2/pvrusb2-context.c b/drivers/media/usb/pvrusb2/pvrusb2-context.c
index 14170a5..1764674 100644
--- a/drivers/media/usb/pvrusb2/pvrusb2-context.c
+++ b/drivers/media/usb/pvrusb2/pvrusb2-context.c
@@ -268,7 +268,8 @@
{
pvr2_hdw_disconnect(mp->hdw);
mp->disconnect_flag = !0;
- pvr2_context_notify(mp);
+ if (!pvr2_context_shutok())
+ pvr2_context_notify(mp);
}
diff --git a/drivers/mfd/intel-lpss.c b/drivers/mfd/intel-lpss.c
index 0e15afc..b1a0cd34 100644
--- a/drivers/mfd/intel-lpss.c
+++ b/drivers/mfd/intel-lpss.c
@@ -301,8 +301,8 @@
snprintf(name, sizeof(name), "%s-div", devname);
tmp = clk_register_fractional_divider(NULL, name, __clk_get_name(tmp),
+ 0, lpss->priv, 1, 15, 16, 15,
CLK_FRAC_DIVIDER_POWER_OF_TWO_PS,
- lpss->priv, 1, 15, 16, 15, 0,
NULL);
if (IS_ERR(tmp))
return PTR_ERR(tmp);
diff --git a/drivers/mfd/syscon.c b/drivers/mfd/syscon.c
index 8882c57..ed11e0b 100644
--- a/drivers/mfd/syscon.c
+++ b/drivers/mfd/syscon.c
@@ -104,6 +104,10 @@
syscon_config.name = kasprintf(GFP_KERNEL, "%pOFn@%llx", np,
(u64)res.start);
+ if (!syscon_config.name) {
+ ret = -ENOMEM;
+ goto err_regmap;
+ }
syscon_config.reg_stride = reg_io_width;
syscon_config.val_bits = reg_io_width * 8;
syscon_config.max_register = resource_size(&res) - reg_io_width;
diff --git a/drivers/mmc/core/block.c b/drivers/mmc/core/block.c
index 13f6f8a..4cfa741 100644
--- a/drivers/mmc/core/block.c
+++ b/drivers/mmc/core/block.c
@@ -841,9 +841,10 @@
static int mmc_blk_part_switch_pre(struct mmc_card *card,
unsigned int part_type)
{
+ const unsigned int mask = EXT_CSD_PART_CONFIG_ACC_RPMB;
int ret = 0;
- if (part_type == EXT_CSD_PART_CONFIG_ACC_RPMB) {
+ if ((part_type & mask) == mask) {
if (card->ext_csd.cmdq_en) {
ret = mmc_cmdq_disable(card);
if (ret)
@@ -858,9 +859,10 @@
static int mmc_blk_part_switch_post(struct mmc_card *card,
unsigned int part_type)
{
+ const unsigned int mask = EXT_CSD_PART_CONFIG_ACC_RPMB;
int ret = 0;
- if (part_type == EXT_CSD_PART_CONFIG_ACC_RPMB) {
+ if ((part_type & mask) == mask) {
mmc_retune_unpause(card->host);
if (card->reenable_cmdq && !card->ext_csd.cmdq_en)
ret = mmc_cmdq_enable(card);
@@ -3131,4 +3133,3 @@
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Multimedia Card (MMC) block device driver");
-
diff --git a/drivers/mmc/core/host.c b/drivers/mmc/core/host.c
index 98b0ee8..e799489 100644
--- a/drivers/mmc/core/host.c
+++ b/drivers/mmc/core/host.c
@@ -662,6 +662,7 @@
*/
void mmc_free_host(struct mmc_host *host)
{
+ cancel_delayed_work_sync(&host->detect);
mmc_pwrseq_free(host);
put_device(&host->class_dev);
}
diff --git a/drivers/mmc/host/Kconfig b/drivers/mmc/host/Kconfig
index a281df78..0061eee 100644
--- a/drivers/mmc/host/Kconfig
+++ b/drivers/mmc/host/Kconfig
@@ -1055,14 +1055,15 @@
config MMC_SDHCI_OMAP
tristate "TI SDHCI Controller Support"
+ depends on ARCH_OMAP2PLUS || ARCH_KEYSTONE || COMPILE_TEST
depends on MMC_SDHCI_PLTFM && OF
select THERMAL
imply TI_SOC_THERMAL
select MMC_SDHCI_EXTERNAL_DMA if DMA_ENGINE
help
This selects the Secure Digital Host Controller Interface (SDHCI)
- support present in TI's DRA7 SOCs. The controller supports
- SD/MMC/SDIO devices.
+ support present in TI's Keystone/OMAP2+/DRA7 SOCs. The controller
+ supports SD/MMC/SDIO devices.
If you have a controller with this interface, say Y or M here.
@@ -1070,14 +1071,15 @@
config MMC_SDHCI_AM654
tristate "Support for the SDHCI Controller in TI's AM654 SOCs"
+ depends on ARCH_K3 || COMPILE_TEST
depends on MMC_SDHCI_PLTFM && OF
select MMC_SDHCI_IO_ACCESSORS
select MMC_CQHCI
select REGMAP_MMIO
help
This selects the Secure Digital Host Controller Interface (SDHCI)
- support present in TI's AM654 SOCs. The controller supports
- SD/MMC/SDIO devices.
+ support present in TI's AM65x/AM64x/AM62x/J721E SOCs. The controller
+ supports SD/MMC/SDIO devices.
If you have a controller with this interface, say Y or M here.
diff --git a/drivers/mmc/host/meson-mx-sdhc-mmc.c b/drivers/mmc/host/meson-mx-sdhc-mmc.c
index 28aa78a..ba59061 100644
--- a/drivers/mmc/host/meson-mx-sdhc-mmc.c
+++ b/drivers/mmc/host/meson-mx-sdhc-mmc.c
@@ -269,7 +269,7 @@
static int meson_mx_sdhc_set_clk(struct mmc_host *mmc, struct mmc_ios *ios)
{
struct meson_mx_sdhc_host *host = mmc_priv(mmc);
- u32 rx_clk_phase;
+ u32 val, rx_clk_phase;
int ret;
meson_mx_sdhc_disable_clks(mmc);
@@ -290,27 +290,11 @@
mmc->actual_clock = clk_get_rate(host->sd_clk);
/*
- * according to Amlogic the following latching points are
- * selected with empirical values, there is no (known) formula
- * to calculate these.
+ * Phase 90 should work in most cases. For data transmission,
+ * meson_mx_sdhc_execute_tuning() will find a accurate value
*/
- if (mmc->actual_clock > 100000000) {
- rx_clk_phase = 1;
- } else if (mmc->actual_clock > 45000000) {
- if (ios->signal_voltage == MMC_SIGNAL_VOLTAGE_330)
- rx_clk_phase = 15;
- else
- rx_clk_phase = 11;
- } else if (mmc->actual_clock >= 25000000) {
- rx_clk_phase = 15;
- } else if (mmc->actual_clock > 5000000) {
- rx_clk_phase = 23;
- } else if (mmc->actual_clock > 1000000) {
- rx_clk_phase = 55;
- } else {
- rx_clk_phase = 1061;
- }
-
+ regmap_read(host->regmap, MESON_SDHC_CLKC, &val);
+ rx_clk_phase = FIELD_GET(MESON_SDHC_CLKC_CLK_DIV, val) / 4;
regmap_update_bits(host->regmap, MESON_SDHC_CLK2,
MESON_SDHC_CLK2_RX_CLK_PHASE,
FIELD_PREP(MESON_SDHC_CLK2_RX_CLK_PHASE,
diff --git a/drivers/mmc/host/sdhci-sprd.c b/drivers/mmc/host/sdhci-sprd.c
index 2562603..8228121 100644
--- a/drivers/mmc/host/sdhci-sprd.c
+++ b/drivers/mmc/host/sdhci-sprd.c
@@ -224,15 +224,19 @@
div = ((div & 0x300) >> 2) | ((div & 0xFF) << 8);
sdhci_enable_clk(host, div);
+ val = sdhci_readl(host, SDHCI_SPRD_REG_32_BUSY_POSI);
+ mask = SDHCI_SPRD_BIT_OUTR_CLK_AUTO_EN | SDHCI_SPRD_BIT_INNR_CLK_AUTO_EN;
/* Enable CLK_AUTO when the clock is greater than 400K. */
if (clk > 400000) {
- val = sdhci_readl(host, SDHCI_SPRD_REG_32_BUSY_POSI);
- mask = SDHCI_SPRD_BIT_OUTR_CLK_AUTO_EN |
- SDHCI_SPRD_BIT_INNR_CLK_AUTO_EN;
if (mask != (val & mask)) {
val |= mask;
sdhci_writel(host, val, SDHCI_SPRD_REG_32_BUSY_POSI);
}
+ } else {
+ if (val & mask) {
+ val &= ~mask;
+ sdhci_writel(host, val, SDHCI_SPRD_REG_32_BUSY_POSI);
+ }
}
}
diff --git a/drivers/mtd/mtd_blkdevs.c b/drivers/mtd/mtd_blkdevs.c
index b8ae1ec..5288a6a 100644
--- a/drivers/mtd/mtd_blkdevs.c
+++ b/drivers/mtd/mtd_blkdevs.c
@@ -457,7 +457,7 @@
{
struct mtd_blktrans_ops *tr;
- if (mtd->type == MTD_ABSENT)
+ if (mtd->type == MTD_ABSENT || mtd->type == MTD_UBIVOLUME)
return;
list_for_each_entry(tr, &blktrans_majors, list)
@@ -497,7 +497,7 @@
mutex_lock(&mtd_table_mutex);
list_add(&tr->list, &blktrans_majors);
mtd_for_each_device(mtd)
- if (mtd->type != MTD_ABSENT)
+ if (mtd->type != MTD_ABSENT && mtd->type != MTD_UBIVOLUME)
tr->add_mtd(tr, mtd);
mutex_unlock(&mtd_table_mutex);
return 0;
diff --git a/drivers/mtd/nand/raw/fsl_ifc_nand.c b/drivers/mtd/nand/raw/fsl_ifc_nand.c
index 02d5001..bea1a7d 100644
--- a/drivers/mtd/nand/raw/fsl_ifc_nand.c
+++ b/drivers/mtd/nand/raw/fsl_ifc_nand.c
@@ -20,7 +20,7 @@
#define ERR_BYTE 0xFF /* Value returned for read
bytes when read failed */
-#define IFC_TIMEOUT_MSECS 500 /* Maximum number of mSecs to wait
+#define IFC_TIMEOUT_MSECS 1000 /* Maximum timeout to wait
for IFC NAND Machine */
struct fsl_ifc_ctrl;
diff --git a/drivers/net/dsa/vitesse-vsc73xx-core.c b/drivers/net/dsa/vitesse-vsc73xx-core.c
index 0c0bc78..6b6470e 100644
--- a/drivers/net/dsa/vitesse-vsc73xx-core.c
+++ b/drivers/net/dsa/vitesse-vsc73xx-core.c
@@ -1119,6 +1119,8 @@
vsc->gc.label = devm_kasprintf(vsc->dev, GFP_KERNEL, "VSC%04x",
vsc->chipid);
+ if (!vsc->gc.label)
+ return -ENOMEM;
vsc->gc.ngpio = 4;
vsc->gc.owner = THIS_MODULE;
vsc->gc.parent = vsc->dev;
diff --git a/drivers/net/ethernet/actions/owl-emac.c b/drivers/net/ethernet/actions/owl-emac.c
index c4ecf4f..add3480 100644
--- a/drivers/net/ethernet/actions/owl-emac.c
+++ b/drivers/net/ethernet/actions/owl-emac.c
@@ -342,7 +342,7 @@
static void owl_emac_set_hw_mac_addr(struct net_device *netdev)
{
struct owl_emac_priv *priv = netdev_priv(netdev);
- u8 *mac_addr = netdev->dev_addr;
+ const u8 *mac_addr = netdev->dev_addr;
u32 addr_high, addr_low;
addr_high = mac_addr[0] << 8 | mac_addr[1];
diff --git a/drivers/net/ethernet/adaptec/starfire.c b/drivers/net/ethernet/adaptec/starfire.c
index e0f6cc9..16b6b83 100644
--- a/drivers/net/ethernet/adaptec/starfire.c
+++ b/drivers/net/ethernet/adaptec/starfire.c
@@ -955,7 +955,7 @@
writew(0, ioaddr + PerfFilterTable + 4);
writew(0, ioaddr + PerfFilterTable + 8);
for (i = 1; i < 16; i++) {
- __be16 *eaddrs = (__be16 *)dev->dev_addr;
+ const __be16 *eaddrs = (const __be16 *)dev->dev_addr;
void __iomem *setup_frm = ioaddr + PerfFilterTable + i * 16;
writew(be16_to_cpu(eaddrs[2]), setup_frm); setup_frm += 4;
writew(be16_to_cpu(eaddrs[1]), setup_frm); setup_frm += 4;
@@ -1787,14 +1787,14 @@
} else if (netdev_mc_count(dev) <= 14) {
/* Use the 16 element perfect filter, skip first two entries. */
void __iomem *filter_addr = ioaddr + PerfFilterTable + 2 * 16;
- __be16 *eaddrs;
+ const __be16 *eaddrs;
netdev_for_each_mc_addr(ha, dev) {
eaddrs = (__be16 *) ha->addr;
writew(be16_to_cpu(eaddrs[2]), filter_addr); filter_addr += 4;
writew(be16_to_cpu(eaddrs[1]), filter_addr); filter_addr += 4;
writew(be16_to_cpu(eaddrs[0]), filter_addr); filter_addr += 8;
}
- eaddrs = (__be16 *)dev->dev_addr;
+ eaddrs = (const __be16 *)dev->dev_addr;
i = netdev_mc_count(dev) + 2;
while (i++ < 16) {
writew(be16_to_cpu(eaddrs[0]), filter_addr); filter_addr += 4;
@@ -1805,7 +1805,7 @@
} else {
/* Must use a multicast hash table. */
void __iomem *filter_addr;
- __be16 *eaddrs;
+ const __be16 *eaddrs;
__le16 mc_filter[32] __attribute__ ((aligned(sizeof(long)))); /* Multicast hash filter */
memset(mc_filter, 0, sizeof(mc_filter));
@@ -1819,7 +1819,7 @@
}
/* Clear the perfect filter list, skip first two entries. */
filter_addr = ioaddr + PerfFilterTable + 2 * 16;
- eaddrs = (__be16 *)dev->dev_addr;
+ eaddrs = (const __be16 *)dev->dev_addr;
for (i = 2; i < 16; i++) {
writew(be16_to_cpu(eaddrs[0]), filter_addr); filter_addr += 4;
writew(be16_to_cpu(eaddrs[1]), filter_addr); filter_addr += 4;
diff --git a/drivers/net/ethernet/alacritech/slicoss.c b/drivers/net/ethernet/alacritech/slicoss.c
index 82f4f26..1fc9a1c 100644
--- a/drivers/net/ethernet/alacritech/slicoss.c
+++ b/drivers/net/ethernet/alacritech/slicoss.c
@@ -1008,7 +1008,7 @@
static void slic_set_mac_address(struct slic_device *sdev)
{
- u8 *addr = sdev->netdev->dev_addr;
+ const u8 *addr = sdev->netdev->dev_addr;
u32 val;
val = addr[5] | addr[4] << 8 | addr[3] << 16 | addr[2] << 24;
diff --git a/drivers/net/ethernet/alteon/acenic.c b/drivers/net/ethernet/alteon/acenic.c
index 9dc12b1..afa3833 100644
--- a/drivers/net/ethernet/alteon/acenic.c
+++ b/drivers/net/ethernet/alteon/acenic.c
@@ -2712,7 +2712,7 @@
struct ace_private *ap = netdev_priv(dev);
struct ace_regs __iomem *regs = ap->regs;
struct sockaddr *addr=p;
- u8 *da;
+ const u8 *da;
struct cmd cmd;
if(netif_running(dev))
@@ -2720,7 +2720,7 @@
memcpy(dev->dev_addr, addr->sa_data,dev->addr_len);
- da = (u8 *)dev->dev_addr;
+ da = (const u8 *)dev->dev_addr;
writel(da[0] << 8 | da[1], ®s->MacAddrHi);
writel((da[2] << 24) | (da[3] << 16) | (da[4] << 8) | da[5],
diff --git a/drivers/net/ethernet/altera/altera_tse_main.c b/drivers/net/ethernet/altera/altera_tse_main.c
index 9e721436..36bf3ce 100644
--- a/drivers/net/ethernet/altera/altera_tse_main.c
+++ b/drivers/net/ethernet/altera/altera_tse_main.c
@@ -853,7 +853,7 @@
return 0;
}
-static void tse_update_mac_addr(struct altera_tse_private *priv, u8 *addr)
+static void tse_update_mac_addr(struct altera_tse_private *priv, const u8 *addr)
{
u32 msb;
u32 lsb;
diff --git a/drivers/net/ethernet/amd/nmclan_cs.c b/drivers/net/ethernet/amd/nmclan_cs.c
index 8bd063e..0f961d7 100644
--- a/drivers/net/ethernet/amd/nmclan_cs.c
+++ b/drivers/net/ethernet/amd/nmclan_cs.c
@@ -529,7 +529,8 @@
mace_init
Resets the MACE chip.
---------------------------------------------------------------------------- */
-static int mace_init(mace_private *lp, unsigned int ioaddr, char *enet_addr)
+static int mace_init(mace_private *lp, unsigned int ioaddr,
+ const char *enet_addr)
{
int i;
int ct = 0;
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-dev.c b/drivers/net/ethernet/amd/xgbe/xgbe-dev.c
index decc1c0..4030d61 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-dev.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-dev.c
@@ -1087,7 +1087,7 @@
return 0;
}
-static int xgbe_set_mac_address(struct xgbe_prv_data *pdata, u8 *addr)
+static int xgbe_set_mac_address(struct xgbe_prv_data *pdata, const u8 *addr)
{
unsigned int mac_addr_hi, mac_addr_lo;
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe.h b/drivers/net/ethernet/amd/xgbe/xgbe.h
index e0b8f3c4..497c4ec 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe.h
+++ b/drivers/net/ethernet/amd/xgbe/xgbe.h
@@ -730,7 +730,7 @@
struct xgbe_hw_if {
int (*tx_complete)(struct xgbe_ring_desc *);
- int (*set_mac_address)(struct xgbe_prv_data *, u8 *addr);
+ int (*set_mac_address)(struct xgbe_prv_data *, const u8 *addr);
int (*config_rx_mode)(struct xgbe_prv_data *);
int (*enable_rx_csum)(struct xgbe_prv_data *);
diff --git a/drivers/net/ethernet/apm/xgene-v2/mac.c b/drivers/net/ethernet/apm/xgene-v2/mac.c
index 2da979e..6423e22 100644
--- a/drivers/net/ethernet/apm/xgene-v2/mac.c
+++ b/drivers/net/ethernet/apm/xgene-v2/mac.c
@@ -65,7 +65,7 @@
void xge_mac_set_station_addr(struct xge_pdata *pdata)
{
- u8 *dev_addr = pdata->ndev->dev_addr;
+ const u8 *dev_addr = pdata->ndev->dev_addr;
u32 addr0, addr1;
addr0 = (dev_addr[3] << 24) | (dev_addr[2] << 16) |
diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c
index 5f65787..e641dbb 100644
--- a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c
+++ b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c
@@ -378,8 +378,8 @@
static void xgene_gmac_set_mac_addr(struct xgene_enet_pdata *pdata)
{
+ const u8 *dev_addr = pdata->ndev->dev_addr;
u32 addr0, addr1;
- u8 *dev_addr = pdata->ndev->dev_addr;
addr0 = (dev_addr[3] << 24) | (dev_addr[2] << 16) |
(dev_addr[1] << 8) | dev_addr[0];
diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c b/drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c
index f482ced..72b5e8e 100644
--- a/drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c
+++ b/drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c
@@ -165,8 +165,8 @@
static void xgene_sgmac_set_mac_addr(struct xgene_enet_pdata *p)
{
+ const u8 *dev_addr = p->ndev->dev_addr;
u32 addr0, addr1;
- u8 *dev_addr = p->ndev->dev_addr;
addr0 = (dev_addr[3] << 24) | (dev_addr[2] << 16) |
(dev_addr[1] << 8) | dev_addr[0];
diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_xgmac.c b/drivers/net/ethernet/apm/xgene/xgene_enet_xgmac.c
index 304b5d4..86607b7 100644
--- a/drivers/net/ethernet/apm/xgene/xgene_enet_xgmac.c
+++ b/drivers/net/ethernet/apm/xgene/xgene_enet_xgmac.c
@@ -207,8 +207,8 @@
static void xgene_xgmac_set_mac_addr(struct xgene_enet_pdata *pdata)
{
+ const u8 *dev_addr = pdata->ndev->dev_addr;
u32 addr0, addr1;
- u8 *dev_addr = pdata->ndev->dev_addr;
addr0 = (dev_addr[3] << 24) | (dev_addr[2] << 16) |
(dev_addr[1] << 8) | dev_addr[0];
diff --git a/drivers/net/ethernet/apple/bmac.c b/drivers/net/ethernet/apple/bmac.c
index 7a96636..4c513f7 100644
--- a/drivers/net/ethernet/apple/bmac.c
+++ b/drivers/net/ethernet/apple/bmac.c
@@ -308,7 +308,7 @@
{
struct bmac_data *bp = netdev_priv(dev);
volatile unsigned short regValue;
- unsigned short *pWord16;
+ const unsigned short *pWord16;
int i;
/* XXDEBUG(("bmac: enter init_registers\n")); */
@@ -371,7 +371,7 @@
bmwrite(dev, BHASH1, bp->hash_table_mask[2]); /* bits 47 - 32 */
bmwrite(dev, BHASH0, bp->hash_table_mask[3]); /* bits 63 - 48 */
- pWord16 = (unsigned short *)dev->dev_addr;
+ pWord16 = (const unsigned short *)dev->dev_addr;
bmwrite(dev, MADD0, *pWord16++);
bmwrite(dev, MADD1, *pWord16++);
bmwrite(dev, MADD2, *pWord16);
@@ -522,7 +522,7 @@
{
struct bmac_data *bp = netdev_priv(dev);
unsigned char *p = addr;
- unsigned short *pWord16;
+ const unsigned short *pWord16;
unsigned long flags;
int i;
@@ -533,7 +533,7 @@
dev->dev_addr[i] = p[i];
}
/* load up the hardware address */
- pWord16 = (unsigned short *)dev->dev_addr;
+ pWord16 = (const unsigned short *)dev->dev_addr;
bmwrite(dev, MADD0, *pWord16++);
bmwrite(dev, MADD1, *pWord16++);
bmwrite(dev, MADD2, *pWord16);
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_hw.h b/drivers/net/ethernet/aquantia/atlantic/aq_hw.h
index 7442850..dbd2846 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_hw.h
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_hw.h
@@ -219,7 +219,7 @@
int (*hw_ring_tx_head_update)(struct aq_hw_s *self,
struct aq_ring_s *aq_ring);
- int (*hw_set_mac_address)(struct aq_hw_s *self, u8 *mac_addr);
+ int (*hw_set_mac_address)(struct aq_hw_s *self, const u8 *mac_addr);
int (*hw_soft_reset)(struct aq_hw_s *self);
@@ -228,7 +228,7 @@
int (*hw_reset)(struct aq_hw_s *self);
- int (*hw_init)(struct aq_hw_s *self, u8 *mac_addr);
+ int (*hw_init)(struct aq_hw_s *self, const u8 *mac_addr);
int (*hw_start)(struct aq_hw_s *self);
@@ -375,7 +375,7 @@
int (*set_phyloopback)(struct aq_hw_s *self, u32 mode, bool enable);
int (*set_power)(struct aq_hw_s *self, unsigned int power_state,
- u8 *mac);
+ const u8 *mac);
int (*send_fw_request)(struct aq_hw_s *self,
const struct hw_fw_request_iface *fw_req,
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_macsec.c b/drivers/net/ethernet/aquantia/atlantic/aq_macsec.c
index ee823a1..958b7f8 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_macsec.c
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_macsec.c
@@ -35,7 +35,7 @@
static int aq_apply_secy_cfg(struct aq_nic_s *nic,
const struct macsec_secy *secy);
-static void aq_ether_addr_to_mac(u32 mac[2], unsigned char *emac)
+static void aq_ether_addr_to_mac(u32 mac[2], const unsigned char *emac)
{
u32 tmp[2] = { 0 };
diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_a0.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_a0.c
index 611875e..4625ccb 100644
--- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_a0.c
+++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_a0.c
@@ -322,7 +322,7 @@
return aq_hw_err_from_flags(self);
}
-static int hw_atl_a0_hw_mac_addr_set(struct aq_hw_s *self, u8 *mac_addr)
+static int hw_atl_a0_hw_mac_addr_set(struct aq_hw_s *self, const u8 *mac_addr)
{
unsigned int h = 0U;
unsigned int l = 0U;
@@ -348,7 +348,7 @@
return err;
}
-static int hw_atl_a0_hw_init(struct aq_hw_s *self, u8 *mac_addr)
+static int hw_atl_a0_hw_init(struct aq_hw_s *self, const u8 *mac_addr)
{
static u32 aq_hw_atl_igcr_table_[4][2] = {
[AQ_HW_IRQ_INVALID] = { 0x20000000U, 0x20000000U },
diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c
index 45c17c5..15ede72 100644
--- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c
+++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c
@@ -533,7 +533,7 @@
return aq_hw_err_from_flags(self);
}
-int hw_atl_b0_hw_mac_addr_set(struct aq_hw_s *self, u8 *mac_addr)
+int hw_atl_b0_hw_mac_addr_set(struct aq_hw_s *self, const u8 *mac_addr)
{
unsigned int h = 0U;
unsigned int l = 0U;
@@ -558,7 +558,7 @@
return err;
}
-static int hw_atl_b0_hw_init(struct aq_hw_s *self, u8 *mac_addr)
+static int hw_atl_b0_hw_init(struct aq_hw_s *self, const u8 *mac_addr)
{
static u32 aq_hw_atl_igcr_table_[4][2] = {
[AQ_HW_IRQ_INVALID] = { 0x20000000U, 0x20000000U },
diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.h b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.h
index d8db972..5298846 100644
--- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.h
+++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.h
@@ -58,7 +58,7 @@
void hw_atl_b0_hw_init_rx_rss_ctrl1(struct aq_hw_s *self);
-int hw_atl_b0_hw_mac_addr_set(struct aq_hw_s *self, u8 *mac_addr);
+int hw_atl_b0_hw_mac_addr_set(struct aq_hw_s *self, const u8 *mac_addr);
int hw_atl_b0_set_fc(struct aq_hw_s *self, u32 fc, u32 tc);
int hw_atl_b0_set_loopback(struct aq_hw_s *self, u32 mode, bool enable);
diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c
index 65b9e58..7e88d72 100644
--- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c
+++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c
@@ -965,7 +965,7 @@
}
static int aq_fw1x_set_wake_magic(struct aq_hw_s *self, bool wol_enabled,
- u8 *mac)
+ const u8 *mac)
{
struct hw_atl_utils_fw_rpc *prpc = NULL;
unsigned int rpc_size = 0U;
@@ -1008,7 +1008,7 @@
}
static int aq_fw1x_set_power(struct aq_hw_s *self, unsigned int power_state,
- u8 *mac)
+ const u8 *mac)
{
struct hw_atl_utils_fw_rpc *prpc = NULL;
unsigned int rpc_size = 0U;
diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils_fw2x.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils_fw2x.c
index 05086f0..4d4cfbc 100644
--- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils_fw2x.c
+++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils_fw2x.c
@@ -355,7 +355,7 @@
return 0;
}
-static int aq_fw2x_set_wol(struct aq_hw_s *self, u8 *mac)
+static int aq_fw2x_set_wol(struct aq_hw_s *self, const u8 *mac)
{
struct hw_atl_utils_fw_rpc *rpc = NULL;
struct offload_info *info = NULL;
@@ -401,7 +401,7 @@
}
static int aq_fw2x_set_power(struct aq_hw_s *self, unsigned int power_state,
- u8 *mac)
+ const u8 *mac)
{
int err = 0;
diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl2/hw_atl2.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl2/hw_atl2.c
index c76ccdc..5dfc751 100644
--- a/drivers/net/ethernet/aquantia/atlantic/hw_atl2/hw_atl2.c
+++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl2/hw_atl2.c
@@ -530,7 +530,7 @@
return aq_hw_err_from_flags(self);
}
-static int hw_atl2_hw_init(struct aq_hw_s *self, u8 *mac_addr)
+static int hw_atl2_hw_init(struct aq_hw_s *self, const u8 *mac_addr)
{
static u32 aq_hw_atl2_igcr_table_[4][2] = {
[AQ_HW_IRQ_INVALID] = { 0x20000000U, 0x20000000U },
diff --git a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c
index db13311..dc1165f 100644
--- a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c
+++ b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c
@@ -866,10 +866,13 @@
netdev_err(adapter->netdev, "offset(%d) > ring size(%d) !!\n",
offset, adapter->ring_size);
err = -1;
- goto failed;
+ goto free_buffer;
}
return 0;
+free_buffer:
+ kfree(tx_ring->tx_buffer);
+ tx_ring->tx_buffer = NULL;
failed:
if (adapter->ring_vir_addr != NULL) {
dma_free_coherent(&pdev->dev, adapter->ring_size,
diff --git a/drivers/net/ethernet/broadcom/b44.c b/drivers/net/ethernet/broadcom/b44.c
index fa78495..485d32d 100644
--- a/drivers/net/ethernet/broadcom/b44.c
+++ b/drivers/net/ethernet/broadcom/b44.c
@@ -218,7 +218,8 @@
data[1] = (val >> 0) & 0xFF;
}
-static inline void __b44_cam_write(struct b44 *bp, unsigned char *data, int index)
+static inline void __b44_cam_write(struct b44 *bp,
+ const unsigned char *data, int index)
{
u32 val;
@@ -1507,7 +1508,8 @@
}
}
-static int b44_magic_pattern(u8 *macaddr, u8 *ppattern, u8 *pmask, int offset)
+static int b44_magic_pattern(const u8 *macaddr, u8 *ppattern, u8 *pmask,
+ int offset)
{
int magicsync = 6;
int k, j, len = offset;
diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c
index 25466d7..93c965b 100644
--- a/drivers/net/ethernet/broadcom/bcmsysport.c
+++ b/drivers/net/ethernet/broadcom/bcmsysport.c
@@ -1820,7 +1820,7 @@
}
static void umac_set_hw_addr(struct bcm_sysport_priv *priv,
- unsigned char *addr)
+ const unsigned char *addr)
{
u32 mac0 = (addr[0] << 24) | (addr[1] << 16) | (addr[2] << 8) |
addr[3];
diff --git a/drivers/net/ethernet/broadcom/bgmac.c b/drivers/net/ethernet/broadcom/bgmac.c
index c691635..3b42674 100644
--- a/drivers/net/ethernet/broadcom/bgmac.c
+++ b/drivers/net/ethernet/broadcom/bgmac.c
@@ -768,7 +768,7 @@
udelay(2);
}
-static void bgmac_write_mac_address(struct bgmac *bgmac, u8 *addr)
+static void bgmac_write_mac_address(struct bgmac *bgmac, const u8 *addr)
{
u32 tmp;
diff --git a/drivers/net/ethernet/broadcom/bnx2.c b/drivers/net/ethernet/broadcom/bnx2.c
index 9d70d90..cf4535f 100644
--- a/drivers/net/ethernet/broadcom/bnx2.c
+++ b/drivers/net/ethernet/broadcom/bnx2.c
@@ -2704,7 +2704,7 @@
}
static void
-bnx2_set_mac_addr(struct bnx2 *bp, u8 *mac_addr, u32 pos)
+bnx2_set_mac_addr(struct bnx2 *bp, const u8 *mac_addr, u32 pos)
{
u32 val;
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
index 9e79bcfb..2209d99 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
@@ -2002,7 +2002,7 @@
* operation has been successfully scheduled and a negative - if a requested
* operations has failed.
*/
-int bnx2x_set_mac_one(struct bnx2x *bp, u8 *mac,
+int bnx2x_set_mac_one(struct bnx2x *bp, const u8 *mac,
struct bnx2x_vlan_mac_obj *obj, bool set,
int mac_type, unsigned long *ramrod_flags);
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
index 9c26c46..ed20a59 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
@@ -8428,7 +8428,7 @@
* Init service functions
*/
-int bnx2x_set_mac_one(struct bnx2x *bp, u8 *mac,
+int bnx2x_set_mac_one(struct bnx2x *bp, const u8 *mac,
struct bnx2x_vlan_mac_obj *obj, bool set,
int mac_type, unsigned long *ramrod_flags)
{
@@ -9157,7 +9157,7 @@
else if (bp->wol) {
u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0;
- u8 *mac_addr = bp->dev->dev_addr;
+ const u8 *mac_addr = bp->dev->dev_addr;
struct pci_dev *pdev = bp->pdev;
u32 val;
u16 pmc;
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h
index 966d572..8c2cf55 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h
@@ -508,7 +508,8 @@
void bnx2x_vfpf_close_vf(struct bnx2x *bp);
int bnx2x_vfpf_setup_q(struct bnx2x *bp, struct bnx2x_fastpath *fp,
bool is_leading);
-int bnx2x_vfpf_config_mac(struct bnx2x *bp, u8 *addr, u8 vf_qid, bool set);
+int bnx2x_vfpf_config_mac(struct bnx2x *bp, const u8 *addr, u8 vf_qid,
+ bool set);
int bnx2x_vfpf_config_rss(struct bnx2x *bp,
struct bnx2x_config_rss_params *params);
int bnx2x_vfpf_set_mcast(struct net_device *dev);
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c
index ea0e939..05d8616 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c
@@ -722,7 +722,7 @@
}
/* request pf to add a mac for the vf */
-int bnx2x_vfpf_config_mac(struct bnx2x *bp, u8 *addr, u8 vf_qid, bool set)
+int bnx2x_vfpf_config_mac(struct bnx2x *bp, const u8 *addr, u8 vf_qid, bool set)
{
struct vfpf_set_q_filters_tlv *req = &bp->vf2pf_mbox->req.set_q_filters;
struct pfvf_general_resp_tlv *resp = &bp->vf2pf_mbox->resp.general_resp;
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index 4cb22e4..631639a 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -4882,7 +4882,7 @@
#endif
static int bnxt_hwrm_set_vnic_filter(struct bnxt *bp, u16 vnic_id, u16 idx,
- u8 *mac_addr)
+ const u8 *mac_addr)
{
struct hwrm_cfa_l2_filter_alloc_output *resp;
struct hwrm_cfa_l2_filter_alloc_input *req;
@@ -11749,6 +11749,8 @@
bnxt_cfg_ntp_filters(bp);
if (test_and_clear_bit(BNXT_HWRM_EXEC_FWD_REQ_SP_EVENT, &bp->sp_event))
bnxt_hwrm_exec_fwd_req(bp);
+ if (test_and_clear_bit(BNXT_HWRM_PF_UNLOAD_SP_EVENT, &bp->sp_event))
+ netdev_info(bp->dev, "Receive PF driver unload event!\n");
if (test_and_clear_bit(BNXT_PERIODIC_STATS_SP_EVENT, &bp->sp_event)) {
bnxt_hwrm_port_qstats(bp, 0);
bnxt_hwrm_port_qstats_ext(bp, 0);
@@ -12694,8 +12696,6 @@
}
}
}
- if (test_and_clear_bit(BNXT_HWRM_PF_UNLOAD_SP_EVENT, &bp->sp_event))
- netdev_info(bp->dev, "Receive PF driver unload event!\n");
}
#else
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c
index 78763f5..7de7101 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c
@@ -1151,7 +1151,7 @@
}
}
-int bnxt_approve_mac(struct bnxt *bp, u8 *mac, bool strict)
+int bnxt_approve_mac(struct bnxt *bp, const u8 *mac, bool strict)
{
struct hwrm_func_vf_cfg_input *req;
int rc = 0;
@@ -1246,7 +1246,7 @@
{
}
-int bnxt_approve_mac(struct bnxt *bp, u8 *mac, bool strict)
+int bnxt_approve_mac(struct bnxt *bp, const u8 *mac, bool strict)
{
return 0;
}
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.h
index 995535e..9a4bacb 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.h
@@ -41,5 +41,5 @@
void bnxt_sriov_disable(struct bnxt *);
void bnxt_hwrm_exec_fwd_req(struct bnxt *);
void bnxt_update_vf_mac(struct bnxt *);
-int bnxt_approve_mac(struct bnxt *, u8 *, bool);
+int bnxt_approve_mac(struct bnxt *, const u8 *, bool);
#endif
diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
index e036a24..1c3f7ef 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c
+++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
@@ -2090,8 +2090,10 @@
/* Note: if we ever change from DMA_TX_APPEND_CRC below we
* will need to restore software padding of "runt" packets
*/
+ len_stat |= DMA_TX_APPEND_CRC;
+
if (!i) {
- len_stat |= DMA_TX_APPEND_CRC | DMA_SOP;
+ len_stat |= DMA_SOP;
if (skb->ip_summed == CHECKSUM_PARTIAL)
len_stat |= DMA_TX_DO_CSUM;
}
@@ -3239,7 +3241,7 @@
}
static void bcmgenet_set_hw_addr(struct bcmgenet_priv *priv,
- unsigned char *addr)
+ const unsigned char *addr)
{
bcmgenet_umac_writel(priv, get_unaligned_be32(&addr[0]), UMAC_MAC0);
bcmgenet_umac_writel(priv, get_unaligned_be16(&addr[4]), UMAC_MAC1);
@@ -3537,7 +3539,7 @@
#define MAX_MDF_FILTER 17
static inline void bcmgenet_set_mdf_addr(struct bcmgenet_priv *priv,
- unsigned char *addr,
+ const unsigned char *addr,
int *i)
{
bcmgenet_umac_writel(priv, addr[0] << 8 | addr[1],
diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c
index fc487a6..757138c 100644
--- a/drivers/net/ethernet/broadcom/tg3.c
+++ b/drivers/net/ethernet/broadcom/tg3.c
@@ -6448,6 +6448,14 @@
int i;
u32 *regs;
+ /* If it is a PCI error, all registers will be 0xffff,
+ * we don't dump them out, just report the error and return
+ */
+ if (tp->pdev->error_state != pci_channel_io_normal) {
+ netdev_err(tp->dev, "PCI channel ERROR!\n");
+ return;
+ }
+
regs = kzalloc(TG3_REG_BLK_SIZE, GFP_ATOMIC);
if (!regs)
return;
@@ -11186,7 +11194,8 @@
rtnl_lock();
tg3_full_lock(tp, 0);
- if (tp->pcierr_recovery || !netif_running(tp->dev)) {
+ if (tp->pcierr_recovery || !netif_running(tp->dev) ||
+ tp->pdev->error_state != pci_channel_io_normal) {
tg3_flag_clear(tp, RESET_TASK_PENDING);
tg3_full_unlock(tp);
rtnl_unlock();
diff --git a/drivers/net/ethernet/calxeda/xgmac.c b/drivers/net/ethernet/calxeda/xgmac.c
index b6a0664..9695c26 100644
--- a/drivers/net/ethernet/calxeda/xgmac.c
+++ b/drivers/net/ethernet/calxeda/xgmac.c
@@ -607,7 +607,7 @@
writel(value, ioaddr + XGMAC_CONTROL);
}
-static void xgmac_set_mac_addr(void __iomem *ioaddr, unsigned char *addr,
+static void xgmac_set_mac_addr(void __iomem *ioaddr, const unsigned char *addr,
int num)
{
u32 data;
diff --git a/drivers/net/ethernet/chelsio/cxgb/gmac.h b/drivers/net/ethernet/chelsio/cxgb/gmac.h
index dfa7749..5913eaf 100644
--- a/drivers/net/ethernet/chelsio/cxgb/gmac.h
+++ b/drivers/net/ethernet/chelsio/cxgb/gmac.h
@@ -117,7 +117,7 @@
const struct cmac_statistics *(*statistics_update)(struct cmac *, int);
int (*macaddress_get)(struct cmac *, u8 mac_addr[6]);
- int (*macaddress_set)(struct cmac *, u8 mac_addr[6]);
+ int (*macaddress_set)(struct cmac *, const u8 mac_addr[6]);
};
typedef struct _cmac_instance cmac_instance;
diff --git a/drivers/net/ethernet/chelsio/cxgb/pm3393.c b/drivers/net/ethernet/chelsio/cxgb/pm3393.c
index c27908e..0bb37e4 100644
--- a/drivers/net/ethernet/chelsio/cxgb/pm3393.c
+++ b/drivers/net/ethernet/chelsio/cxgb/pm3393.c
@@ -496,7 +496,7 @@
return 0;
}
-static int pm3393_macaddress_set(struct cmac *cmac, u8 ma[6])
+static int pm3393_macaddress_set(struct cmac *cmac, const u8 ma[6])
{
u32 val, lo, mid, hi, enabled = cmac->instance->enabled;
diff --git a/drivers/net/ethernet/chelsio/cxgb/vsc7326.c b/drivers/net/ethernet/chelsio/cxgb/vsc7326.c
index 873c1c7..81317a9 100644
--- a/drivers/net/ethernet/chelsio/cxgb/vsc7326.c
+++ b/drivers/net/ethernet/chelsio/cxgb/vsc7326.c
@@ -379,7 +379,7 @@
}
/* Expect MAC address to be in network byte order. */
-static int mac_set_address(struct cmac* mac, u8 addr[6])
+static int mac_set_address(struct cmac* mac, const u8 addr[6])
{
u32 val;
int port = mac->instance->index;
diff --git a/drivers/net/ethernet/chelsio/cxgb3/common.h b/drivers/net/ethernet/chelsio/cxgb3/common.h
index b706f2f..a309016 100644
--- a/drivers/net/ethernet/chelsio/cxgb3/common.h
+++ b/drivers/net/ethernet/chelsio/cxgb3/common.h
@@ -710,7 +710,7 @@
int t3_mac_disable(struct cmac *mac, int which);
int t3_mac_set_mtu(struct cmac *mac, unsigned int mtu);
int t3_mac_set_rx_mode(struct cmac *mac, struct net_device *dev);
-int t3_mac_set_address(struct cmac *mac, unsigned int idx, u8 addr[6]);
+int t3_mac_set_address(struct cmac *mac, unsigned int idx, const u8 addr[6]);
int t3_mac_set_num_ucast(struct cmac *mac, int n);
const struct mac_stats *t3_mac_update_stats(struct cmac *mac);
int t3_mac_set_speed_duplex_fc(struct cmac *mac, int speed, int duplex, int fc);
diff --git a/drivers/net/ethernet/chelsio/cxgb3/xgmac.c b/drivers/net/ethernet/chelsio/cxgb3/xgmac.c
index 3af19a5..1bdc6ca 100644
--- a/drivers/net/ethernet/chelsio/cxgb3/xgmac.c
+++ b/drivers/net/ethernet/chelsio/cxgb3/xgmac.c
@@ -240,7 +240,7 @@
}
/* Set one of the station's unicast MAC addresses. */
-int t3_mac_set_address(struct cmac *mac, unsigned int idx, u8 addr[6])
+int t3_mac_set_address(struct cmac *mac, unsigned int idx, const u8 addr[6])
{
if (idx >= mac->nucast)
return -EINVAL;
diff --git a/drivers/net/ethernet/cisco/enic/enic_pp.c b/drivers/net/ethernet/cisco/enic/enic_pp.c
index e6a8319..80f46db 100644
--- a/drivers/net/ethernet/cisco/enic/enic_pp.c
+++ b/drivers/net/ethernet/cisco/enic/enic_pp.c
@@ -73,9 +73,9 @@
struct vic_provinfo *vp;
const u8 oui[3] = VIC_PROVINFO_CISCO_OUI;
const __be16 os_type = htons(VIC_GENERIC_PROV_OS_TYPE_LINUX);
+ const u8 *client_mac;
char uuid_str[38];
char client_mac_str[18];
- u8 *client_mac;
int err;
ENIC_PP_BY_INDEX(enic, vf, pp, &err);
diff --git a/drivers/net/ethernet/dlink/dl2k.c b/drivers/net/ethernet/dlink/dl2k.c
index 202ecb13..993bba0 100644
--- a/drivers/net/ethernet/dlink/dl2k.c
+++ b/drivers/net/ethernet/dlink/dl2k.c
@@ -567,7 +567,7 @@
*/
for (i = 0; i < 3; i++)
dw16(StationAddr0 + 2 * i,
- cpu_to_le16(((u16 *)dev->dev_addr)[i]));
+ cpu_to_le16(((const u16 *)dev->dev_addr)[i]));
set_multicast (dev);
if (np->coalesce) {
diff --git a/drivers/net/ethernet/dnet.c b/drivers/net/ethernet/dnet.c
index 14dc2e1..667ef2b 100644
--- a/drivers/net/ethernet/dnet.c
+++ b/drivers/net/ethernet/dnet.c
@@ -60,11 +60,11 @@
{
u16 tmp;
- tmp = be16_to_cpup((__be16 *)bp->dev->dev_addr);
+ tmp = be16_to_cpup((const __be16 *)bp->dev->dev_addr);
dnet_writew_mac(bp, DNET_INTERNAL_MAC_ADDR_0_REG, tmp);
- tmp = be16_to_cpup((__be16 *)(bp->dev->dev_addr + 2));
+ tmp = be16_to_cpup((const __be16 *)(bp->dev->dev_addr + 2));
dnet_writew_mac(bp, DNET_INTERNAL_MAC_ADDR_1_REG, tmp);
- tmp = be16_to_cpup((__be16 *)(bp->dev->dev_addr + 4));
+ tmp = be16_to_cpup((const __be16 *)(bp->dev->dev_addr + 4));
dnet_writew_mac(bp, DNET_INTERNAL_MAC_ADDR_2_REG, tmp);
}
diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.c b/drivers/net/ethernet/emulex/benet/be_cmds.c
index 1288b5e..b4f5e57 100644
--- a/drivers/net/ethernet/emulex/benet/be_cmds.c
+++ b/drivers/net/ethernet/emulex/benet/be_cmds.c
@@ -1080,7 +1080,7 @@
}
/* Uses synchronous MCCQ */
-int be_cmd_pmac_add(struct be_adapter *adapter, u8 *mac_addr,
+int be_cmd_pmac_add(struct be_adapter *adapter, const u8 *mac_addr,
u32 if_id, u32 *pmac_id, u32 domain)
{
struct be_mcc_wrb *wrb;
diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.h b/drivers/net/ethernet/emulex/benet/be_cmds.h
index 9e17d6a..e2085c6 100644
--- a/drivers/net/ethernet/emulex/benet/be_cmds.h
+++ b/drivers/net/ethernet/emulex/benet/be_cmds.h
@@ -2385,7 +2385,7 @@
int be_fw_wait_ready(struct be_adapter *adapter);
int be_cmd_mac_addr_query(struct be_adapter *adapter, u8 *mac_addr,
bool permanent, u32 if_handle, u32 pmac_id);
-int be_cmd_pmac_add(struct be_adapter *adapter, u8 *mac_addr, u32 if_id,
+int be_cmd_pmac_add(struct be_adapter *adapter, const u8 *mac_addr, u32 if_id,
u32 *pmac_id, u32 domain);
int be_cmd_pmac_del(struct be_adapter *adapter, u32 if_id, int pmac_id,
u32 domain);
diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c
index a61b368..b91029d 100644
--- a/drivers/net/ethernet/emulex/benet/be_main.c
+++ b/drivers/net/ethernet/emulex/benet/be_main.c
@@ -272,7 +272,7 @@
iowrite32(val, adapter->db + DB_CQ_OFFSET);
}
-static int be_dev_mac_add(struct be_adapter *adapter, u8 *mac)
+static int be_dev_mac_add(struct be_adapter *adapter, const u8 *mac)
{
int i;
diff --git a/drivers/net/ethernet/ethoc.c b/drivers/net/ethernet/ethoc.c
index 7f45629..b6c3c56 100644
--- a/drivers/net/ethernet/ethoc.c
+++ b/drivers/net/ethernet/ethoc.c
@@ -806,8 +806,8 @@
static void ethoc_do_set_mac_address(struct net_device *dev)
{
+ const unsigned char *mac = dev->dev_addr;
struct ethoc *priv = netdev_priv(dev);
- unsigned char *mac = dev->dev_addr;
ethoc_write(priv, MAC_ADDR0, (mac[2] << 24) | (mac[3] << 16) |
(mac[4] << 8) | (mac[5] << 0));
diff --git a/drivers/net/ethernet/fealnx.c b/drivers/net/ethernet/fealnx.c
index 819266d..ab194c9 100644
--- a/drivers/net/ethernet/fealnx.c
+++ b/drivers/net/ethernet/fealnx.c
@@ -827,7 +827,7 @@
return -EAGAIN;
for (i = 0; i < 3; i++)
- iowrite16(((unsigned short*)dev->dev_addr)[i],
+ iowrite16(((const unsigned short *)dev->dev_addr)[i],
ioaddr + PAR0 + i*2);
init_ring(dev);
diff --git a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
index fe5fc2b..1766b7d 100644
--- a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
+++ b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
@@ -272,7 +272,7 @@
} else {
eth_hw_addr_random(net_dev);
err = priv->mac_dev->change_addr(priv->mac_dev->fman_mac,
- (enet_addr_t *)net_dev->dev_addr);
+ (const enet_addr_t *)net_dev->dev_addr);
if (err) {
dev_err(dev, "Failed to set random MAC address\n");
return -EINVAL;
@@ -452,7 +452,7 @@
mac_dev = priv->mac_dev;
err = mac_dev->change_addr(mac_dev->fman_mac,
- (enet_addr_t *)net_dev->dev_addr);
+ (const enet_addr_t *)net_dev->dev_addr);
if (err < 0) {
netif_err(priv, drv, net_dev, "mac_dev->change_addr() = %d\n",
err);
diff --git a/drivers/net/ethernet/freescale/fman/fman_dtsec.c b/drivers/net/ethernet/freescale/fman/fman_dtsec.c
index bce3c93..1950a89 100644
--- a/drivers/net/ethernet/freescale/fman/fman_dtsec.c
+++ b/drivers/net/ethernet/freescale/fman/fman_dtsec.c
@@ -366,7 +366,7 @@
cfg->maximum_frame = DEFAULT_MAXIMUM_FRAME;
}
-static void set_mac_address(struct dtsec_regs __iomem *regs, u8 *adr)
+static void set_mac_address(struct dtsec_regs __iomem *regs, const u8 *adr)
{
u32 tmp;
@@ -516,7 +516,7 @@
if (addr) {
MAKE_ENET_ADDR_FROM_UINT64(addr, eth_addr);
- set_mac_address(regs, (u8 *)eth_addr);
+ set_mac_address(regs, (const u8 *)eth_addr);
}
/* HASH */
@@ -1022,7 +1022,7 @@
return 0;
}
-int dtsec_modify_mac_address(struct fman_mac *dtsec, enet_addr_t *enet_addr)
+int dtsec_modify_mac_address(struct fman_mac *dtsec, const enet_addr_t *enet_addr)
{
struct dtsec_regs __iomem *regs = dtsec->regs;
enum comm_mode mode = COMM_MODE_NONE;
@@ -1041,7 +1041,7 @@
* Station address have to be swapped (big endian to little endian
*/
dtsec->addr = ENET_ADDR_TO_UINT64(*enet_addr);
- set_mac_address(dtsec->regs, (u8 *)(*enet_addr));
+ set_mac_address(dtsec->regs, (const u8 *)(*enet_addr));
graceful_start(dtsec, mode);
diff --git a/drivers/net/ethernet/freescale/fman/fman_dtsec.h b/drivers/net/ethernet/freescale/fman/fman_dtsec.h
index 5149d96..68512c3 100644
--- a/drivers/net/ethernet/freescale/fman/fman_dtsec.h
+++ b/drivers/net/ethernet/freescale/fman/fman_dtsec.h
@@ -37,7 +37,7 @@
struct fman_mac *dtsec_config(struct fman_mac_params *params);
int dtsec_set_promiscuous(struct fman_mac *dtsec, bool new_val);
-int dtsec_modify_mac_address(struct fman_mac *dtsec, enet_addr_t *enet_addr);
+int dtsec_modify_mac_address(struct fman_mac *dtsec, const enet_addr_t *enet_addr);
int dtsec_adjust_link(struct fman_mac *dtsec,
u16 speed);
int dtsec_restart_autoneg(struct fman_mac *dtsec);
diff --git a/drivers/net/ethernet/freescale/fman/fman_memac.c b/drivers/net/ethernet/freescale/fman/fman_memac.c
index 62f4292..2216b7f 100644
--- a/drivers/net/ethernet/freescale/fman/fman_memac.c
+++ b/drivers/net/ethernet/freescale/fman/fman_memac.c
@@ -354,7 +354,7 @@
bool allmulti_enabled;
};
-static void add_addr_in_paddr(struct memac_regs __iomem *regs, u8 *adr,
+static void add_addr_in_paddr(struct memac_regs __iomem *regs, const u8 *adr,
u8 paddr_num)
{
u32 tmp0, tmp1;
@@ -897,12 +897,12 @@
return 0;
}
-int memac_modify_mac_address(struct fman_mac *memac, enet_addr_t *enet_addr)
+int memac_modify_mac_address(struct fman_mac *memac, const enet_addr_t *enet_addr)
{
if (!is_init_done(memac->memac_drv_param))
return -EINVAL;
- add_addr_in_paddr(memac->regs, (u8 *)(*enet_addr), 0);
+ add_addr_in_paddr(memac->regs, (const u8 *)(*enet_addr), 0);
return 0;
}
@@ -1058,7 +1058,7 @@
/* MAC Address */
if (memac->addr != 0) {
MAKE_ENET_ADDR_FROM_UINT64(memac->addr, eth_addr);
- add_addr_in_paddr(memac->regs, (u8 *)eth_addr, 0);
+ add_addr_in_paddr(memac->regs, (const u8 *)eth_addr, 0);
}
fixed_link = memac_drv_param->fixed_link;
diff --git a/drivers/net/ethernet/freescale/fman/fman_memac.h b/drivers/net/ethernet/freescale/fman/fman_memac.h
index b2c671e..3820f7a 100644
--- a/drivers/net/ethernet/freescale/fman/fman_memac.h
+++ b/drivers/net/ethernet/freescale/fman/fman_memac.h
@@ -40,7 +40,7 @@
struct fman_mac *memac_config(struct fman_mac_params *params);
int memac_set_promiscuous(struct fman_mac *memac, bool new_val);
-int memac_modify_mac_address(struct fman_mac *memac, enet_addr_t *enet_addr);
+int memac_modify_mac_address(struct fman_mac *memac, const enet_addr_t *enet_addr);
int memac_adjust_link(struct fman_mac *memac, u16 speed);
int memac_cfg_max_frame_len(struct fman_mac *memac, u16 new_val);
int memac_cfg_reset_on_init(struct fman_mac *memac, bool enable);
diff --git a/drivers/net/ethernet/freescale/fman/fman_tgec.c b/drivers/net/ethernet/freescale/fman/fman_tgec.c
index 41946b1..311c190 100644
--- a/drivers/net/ethernet/freescale/fman/fman_tgec.c
+++ b/drivers/net/ethernet/freescale/fman/fman_tgec.c
@@ -221,7 +221,7 @@
bool allmulti_enabled;
};
-static void set_mac_address(struct tgec_regs __iomem *regs, u8 *adr)
+static void set_mac_address(struct tgec_regs __iomem *regs, const u8 *adr)
{
u32 tmp0, tmp1;
@@ -514,13 +514,13 @@
return 0;
}
-int tgec_modify_mac_address(struct fman_mac *tgec, enet_addr_t *p_enet_addr)
+int tgec_modify_mac_address(struct fman_mac *tgec, const enet_addr_t *p_enet_addr)
{
if (!is_init_done(tgec->cfg))
return -EINVAL;
tgec->addr = ENET_ADDR_TO_UINT64(*p_enet_addr);
- set_mac_address(tgec->regs, (u8 *)(*p_enet_addr));
+ set_mac_address(tgec->regs, (const u8 *)(*p_enet_addr));
return 0;
}
@@ -704,7 +704,7 @@
if (tgec->addr) {
MAKE_ENET_ADDR_FROM_UINT64(tgec->addr, eth_addr);
- set_mac_address(tgec->regs, (u8 *)eth_addr);
+ set_mac_address(tgec->regs, (const u8 *)eth_addr);
}
/* interrupts */
diff --git a/drivers/net/ethernet/freescale/fman/fman_tgec.h b/drivers/net/ethernet/freescale/fman/fman_tgec.h
index 3bfd106..b28b20b 100644
--- a/drivers/net/ethernet/freescale/fman/fman_tgec.h
+++ b/drivers/net/ethernet/freescale/fman/fman_tgec.h
@@ -37,7 +37,7 @@
struct fman_mac *tgec_config(struct fman_mac_params *params);
int tgec_set_promiscuous(struct fman_mac *tgec, bool new_val);
-int tgec_modify_mac_address(struct fman_mac *tgec, enet_addr_t *enet_addr);
+int tgec_modify_mac_address(struct fman_mac *tgec, const enet_addr_t *enet_addr);
int tgec_cfg_max_frame_len(struct fman_mac *tgec, u16 new_val);
int tgec_enable(struct fman_mac *tgec, enum comm_mode mode);
int tgec_disable(struct fman_mac *tgec, enum comm_mode mode);
diff --git a/drivers/net/ethernet/freescale/fman/mac.h b/drivers/net/ethernet/freescale/fman/mac.h
index 824a81a..daa285a 100644
--- a/drivers/net/ethernet/freescale/fman/mac.h
+++ b/drivers/net/ethernet/freescale/fman/mac.h
@@ -66,7 +66,7 @@
int (*stop)(struct mac_device *mac_dev);
void (*adjust_link)(struct mac_device *mac_dev);
int (*set_promisc)(struct fman_mac *mac_dev, bool enable);
- int (*change_addr)(struct fman_mac *mac_dev, enet_addr_t *enet_addr);
+ int (*change_addr)(struct fman_mac *mac_dev, const enet_addr_t *enet_addr);
int (*set_allmulti)(struct fman_mac *mac_dev, bool enable);
int (*set_tstamp)(struct fman_mac *mac_dev, bool enable);
int (*set_multi)(struct net_device *net_dev,
diff --git a/drivers/net/ethernet/hisilicon/hisi_femac.c b/drivers/net/ethernet/hisilicon/hisi_femac.c
index 05cb458..d881f8d 100644
--- a/drivers/net/ethernet/hisilicon/hisi_femac.c
+++ b/drivers/net/ethernet/hisilicon/hisi_femac.c
@@ -427,7 +427,7 @@
}
static int hisi_femac_set_hw_mac_addr(struct hisi_femac_priv *priv,
- unsigned char *mac)
+ const unsigned char *mac)
{
u32 reg;
diff --git a/drivers/net/ethernet/hisilicon/hix5hd2_gmac.c b/drivers/net/ethernet/hisilicon/hix5hd2_gmac.c
index 923191b..b981b6c 100644
--- a/drivers/net/ethernet/hisilicon/hix5hd2_gmac.c
+++ b/drivers/net/ethernet/hisilicon/hix5hd2_gmac.c
@@ -429,7 +429,7 @@
static void hix5hd2_hw_set_mac_addr(struct net_device *dev)
{
struct hix5hd2_priv *priv = netdev_priv(dev);
- unsigned char *mac = dev->dev_addr;
+ const unsigned char *mac = dev->dev_addr;
u32 val;
val = mac[1] | (mac[0] << 8);
diff --git a/drivers/net/ethernet/hisilicon/hns/hnae.h b/drivers/net/ethernet/hisilicon/hns/hnae.h
index 2b7db1c..3d6de4c 100644
--- a/drivers/net/ethernet/hisilicon/hns/hnae.h
+++ b/drivers/net/ethernet/hisilicon/hns/hnae.h
@@ -499,7 +499,7 @@
u32 *tx_usecs_high, u32 *rx_usecs_high);
void (*set_promisc_mode)(struct hnae_handle *handle, u32 en);
int (*get_mac_addr)(struct hnae_handle *handle, void **p);
- int (*set_mac_addr)(struct hnae_handle *handle, void *p);
+ int (*set_mac_addr)(struct hnae_handle *handle, const void *p);
int (*add_uc_addr)(struct hnae_handle *handle,
const unsigned char *addr);
int (*rm_uc_addr)(struct hnae_handle *handle,
diff --git a/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c b/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c
index 75e4ec5..b13ee48 100644
--- a/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c
+++ b/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c
@@ -207,7 +207,7 @@
hns_rcb_reset_ring_hw(q);
}
-static int hns_ae_set_mac_address(struct hnae_handle *handle, void *p)
+static int hns_ae_set_mac_address(struct hnae_handle *handle, const void *p)
{
int ret;
struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c
index f387a85..8f391e2 100644
--- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c
+++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c
@@ -450,7 +450,7 @@
+= dsaf_read_dev(drv, GMAC_TX_PAUSE_FRAMES_REG);
}
-static void hns_gmac_set_mac_addr(void *mac_drv, char *mac_addr)
+static void hns_gmac_set_mac_addr(void *mac_drv, const char *mac_addr)
{
struct mac_driver *drv = (struct mac_driver *)mac_drv;
diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c
index ec9a024..236ee9b 100644
--- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c
+++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c
@@ -269,7 +269,7 @@
*@addr:mac address
*/
int hns_mac_change_vf_addr(struct hns_mac_cb *mac_cb,
- u32 vmid, char *addr)
+ u32 vmid, const char *addr)
{
int ret;
struct mac_driver *mac_ctrl_drv = hns_mac_get_drv(mac_cb);
diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.h b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.h
index 8943ffab..e3bb059 100644
--- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.h
+++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.h
@@ -348,7 +348,7 @@
/*disable mac when disable nic or dsaf*/
void (*mac_disable)(void *mac_drv, enum mac_commom_mode mode);
/* config mac address*/
- void (*set_mac_addr)(void *mac_drv, char *mac_addr);
+ void (*set_mac_addr)(void *mac_drv, const char *mac_addr);
/*adjust mac mode of port,include speed and duplex*/
int (*adjust_link)(void *mac_drv, enum mac_speed speed,
u32 full_duplex);
@@ -425,7 +425,8 @@
void mac_adjust_link(struct net_device *net_dev);
bool hns_mac_need_adjust_link(struct hns_mac_cb *mac_cb, int speed, int duplex);
void hns_mac_get_link_status(struct hns_mac_cb *mac_cb, u32 *link_status);
-int hns_mac_change_vf_addr(struct hns_mac_cb *mac_cb, u32 vmid, char *addr);
+int hns_mac_change_vf_addr(struct hns_mac_cb *mac_cb, u32 vmid,
+ const char *addr);
int hns_mac_set_multi(struct hns_mac_cb *mac_cb,
u32 port_num, char *addr, bool enable);
int hns_mac_vm_config_bc_en(struct hns_mac_cb *mac_cb, u32 vm, bool enable);
diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_xgmac.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_xgmac.c
index 401fef5..fc26ffa 100644
--- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_xgmac.c
+++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_xgmac.c
@@ -255,7 +255,7 @@
dsaf_write_dev(drv, XGMAC_MAC_PAUSE_CTRL_REG, origin);
}
-static void hns_xgmac_set_pausefrm_mac_addr(void *mac_drv, char *mac_addr)
+static void hns_xgmac_set_pausefrm_mac_addr(void *mac_drv, const char *mac_addr)
{
struct mac_driver *drv = (struct mac_driver *)mac_drv;
diff --git a/drivers/net/ethernet/hisilicon/hns3/hnae3.h b/drivers/net/ethernet/hisilicon/hns3/hnae3.h
index 695e299..b51afb8 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hnae3.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hnae3.h
@@ -590,7 +590,7 @@
u32 *tx_usecs_high, u32 *rx_usecs_high);
void (*get_mac_addr)(struct hnae3_handle *handle, u8 *p);
- int (*set_mac_addr)(struct hnae3_handle *handle, void *p,
+ int (*set_mac_addr)(struct hnae3_handle *handle, const void *p,
bool is_first);
int (*do_ioctl)(struct hnae3_handle *handle,
struct ifreq *ifr, int cmd);
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
index 9e33f0f..12274c2 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
@@ -9444,7 +9444,7 @@
return 0;
}
-static int hclge_set_mac_addr(struct hnae3_handle *handle, void *p,
+static int hclge_set_mac_addr(struct hnae3_handle *handle, const void *p,
bool is_first)
{
const unsigned char *new_addr = (const unsigned char *)p;
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
index 880feea..bd8468c 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
@@ -1349,7 +1349,7 @@
ether_addr_copy(p, hdev->hw.mac.mac_addr);
}
-static int hclgevf_set_mac_addr(struct hnae3_handle *handle, void *p,
+static int hclgevf_set_mac_addr(struct hnae3_handle *handle, const void *p,
bool is_first)
{
struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle);
diff --git a/drivers/net/ethernet/i825xx/sun3_82586.c b/drivers/net/ethernet/i825xx/sun3_82586.c
index 0696f72..18d3230 100644
--- a/drivers/net/ethernet/i825xx/sun3_82586.c
+++ b/drivers/net/ethernet/i825xx/sun3_82586.c
@@ -461,7 +461,7 @@
ias_cmd->cmd_cmd = swab16(CMD_IASETUP | CMD_LAST);
ias_cmd->cmd_link = 0xffff;
- memcpy((char *)&ias_cmd->iaddr,(char *) dev->dev_addr,ETH_ALEN);
+ memcpy((char *)&ias_cmd->iaddr,(const char *) dev->dev_addr,ETH_ALEN);
p->scb->cbl_offset = make16(ias_cmd);
diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h
index 2280222..453a854 100644
--- a/drivers/net/ethernet/intel/i40e/i40e.h
+++ b/drivers/net/ethernet/intel/i40e/i40e.h
@@ -437,7 +437,7 @@
return !!ch->fwd;
}
-static inline u8 *i40e_channel_mac(struct i40e_channel *ch)
+static inline const u8 *i40e_channel_mac(struct i40e_channel *ch)
{
if (i40e_is_channel_macvlan(ch))
return ch->fwd->netdev->dev_addr;
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index cf085bd..1073741 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -102,12 +102,18 @@
static void netdev_hw_addr_refcnt(struct i40e_mac_filter *f,
struct net_device *netdev, int delta)
{
+ struct netdev_hw_addr_list *ha_list;
struct netdev_hw_addr *ha;
if (!f || !netdev)
return;
- netdev_for_each_mc_addr(ha, netdev) {
+ if (is_unicast_ether_addr(f->macaddr) || is_link_local_ether_addr(f->macaddr))
+ ha_list = &netdev->uc;
+ else
+ ha_list = &netdev->mc;
+
+ netdev_hw_addr_list_for_each(ha, ha_list) {
if (ether_addr_equal(ha->addr, f->macaddr)) {
ha->refcount += delta;
if (ha->refcount <= 0)
@@ -16418,6 +16424,9 @@
return;
i40e_reset_and_rebuild(pf, false, false);
+#ifdef CONFIG_PCI_IOV
+ i40e_restore_all_vfs_msi_state(pdev);
+#endif /* CONFIG_PCI_IOV */
}
/**
diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
index 7950b18..4d23ff9 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
@@ -152,6 +152,32 @@
(u8 *)&pfe, sizeof(struct virtchnl_pf_event));
}
+#ifdef CONFIG_PCI_IOV
+void i40e_restore_all_vfs_msi_state(struct pci_dev *pdev)
+{
+ u16 vf_id;
+ u16 pos;
+
+ /* Continue only if this is a PF */
+ if (!pdev->is_physfn)
+ return;
+
+ if (!pci_num_vf(pdev))
+ return;
+
+ pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_SRIOV);
+ if (pos) {
+ struct pci_dev *vf_dev = NULL;
+
+ pci_read_config_word(pdev, pos + PCI_SRIOV_VF_DID, &vf_id);
+ while ((vf_dev = pci_get_device(pdev->vendor, vf_id, vf_dev))) {
+ if (vf_dev->is_virtfn && vf_dev->physfn == pdev)
+ pci_restore_msi_state(vf_dev);
+ }
+ }
+}
+#endif /* CONFIG_PCI_IOV */
+
/**
* i40e_vc_notify_vf_reset
* @vf: pointer to the VF structure
@@ -3427,16 +3453,16 @@
bool found = false;
int bkt;
- if (!tc_filter->action) {
+ if (tc_filter->action != VIRTCHNL_ACTION_TC_REDIRECT) {
dev_info(&pf->pdev->dev,
- "VF %d: Currently ADq doesn't support Drop Action\n",
- vf->vf_id);
+ "VF %d: ADQ doesn't support this action (%d)\n",
+ vf->vf_id, tc_filter->action);
goto err;
}
/* action_meta is TC number here to which the filter is applied */
if (!tc_filter->action_meta ||
- tc_filter->action_meta > I40E_MAX_VF_VSI) {
+ tc_filter->action_meta > vf->num_tc) {
dev_info(&pf->pdev->dev, "VF %d: Invalid TC number %u\n",
vf->vf_id, tc_filter->action_meta);
goto err;
diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h
index 358bbdb..bd497cc 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h
+++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h
@@ -135,6 +135,9 @@
void i40e_vc_notify_link_state(struct i40e_pf *pf);
void i40e_vc_notify_reset(struct i40e_pf *pf);
+#ifdef CONFIG_PCI_IOV
+void i40e_restore_all_vfs_msi_state(struct pci_dev *pdev);
+#endif /* CONFIG_PCI_IOV */
int i40e_get_vf_stats(struct net_device *netdev, int vf_id,
struct ifla_vf_stats *vf_stats);
diff --git a/drivers/net/ethernet/intel/igc/igc.h b/drivers/net/ethernet/intel/igc/igc.h
index e09ca21..00941670 100644
--- a/drivers/net/ethernet/intel/igc/igc.h
+++ b/drivers/net/ethernet/intel/igc/igc.h
@@ -537,6 +537,7 @@
u16 etype;
__be16 vlan_etype;
u16 vlan_tci;
+ u16 vlan_tci_mask;
u8 src_addr[ETH_ALEN];
u8 dst_addr[ETH_ALEN];
u8 user_data[8];
diff --git a/drivers/net/ethernet/intel/igc/igc_ethtool.c b/drivers/net/ethernet/intel/igc/igc_ethtool.c
index 3bffd27..9dfa618 100644
--- a/drivers/net/ethernet/intel/igc/igc_ethtool.c
+++ b/drivers/net/ethernet/intel/igc/igc_ethtool.c
@@ -950,6 +950,7 @@
}
#define ETHER_TYPE_FULL_MASK ((__force __be16)~0)
+#define VLAN_TCI_FULL_MASK ((__force __be16)~0)
static int igc_ethtool_get_nfc_rule(struct igc_adapter *adapter,
struct ethtool_rxnfc *cmd)
{
@@ -972,10 +973,16 @@
fsp->m_u.ether_spec.h_proto = ETHER_TYPE_FULL_MASK;
}
+ if (rule->filter.match_flags & IGC_FILTER_FLAG_VLAN_ETYPE) {
+ fsp->flow_type |= FLOW_EXT;
+ fsp->h_ext.vlan_etype = rule->filter.vlan_etype;
+ fsp->m_ext.vlan_etype = ETHER_TYPE_FULL_MASK;
+ }
+
if (rule->filter.match_flags & IGC_FILTER_FLAG_VLAN_TCI) {
fsp->flow_type |= FLOW_EXT;
fsp->h_ext.vlan_tci = htons(rule->filter.vlan_tci);
- fsp->m_ext.vlan_tci = htons(VLAN_PRIO_MASK);
+ fsp->m_ext.vlan_tci = htons(rule->filter.vlan_tci_mask);
}
if (rule->filter.match_flags & IGC_FILTER_FLAG_DST_MAC_ADDR) {
@@ -1210,6 +1217,7 @@
if ((fsp->flow_type & FLOW_EXT) && fsp->m_ext.vlan_tci) {
rule->filter.vlan_tci = ntohs(fsp->h_ext.vlan_tci);
+ rule->filter.vlan_tci_mask = ntohs(fsp->m_ext.vlan_tci);
rule->filter.match_flags |= IGC_FILTER_FLAG_VLAN_TCI;
}
@@ -1247,11 +1255,19 @@
memcpy(rule->filter.user_mask, fsp->m_ext.data, sizeof(fsp->m_ext.data));
}
- /* When multiple filter options or user data or vlan etype is set, use a
- * flex filter.
+ /* The i225/i226 has various different filters. Flex filters provide a
+ * way to match up to the first 128 bytes of a packet. Use them for:
+ * a) For specific user data
+ * b) For VLAN EtherType
+ * c) For full TCI match
+ * d) Or in case multiple filter criteria are set
+ *
+ * Otherwise, use the simple MAC, VLAN PRIO or EtherType filters.
*/
if ((rule->filter.match_flags & IGC_FILTER_FLAG_USER_DATA) ||
(rule->filter.match_flags & IGC_FILTER_FLAG_VLAN_ETYPE) ||
+ ((rule->filter.match_flags & IGC_FILTER_FLAG_VLAN_TCI) &&
+ rule->filter.vlan_tci_mask == ntohs(VLAN_TCI_FULL_MASK)) ||
(rule->filter.match_flags & (rule->filter.match_flags - 1)))
rule->flex = true;
else
@@ -1321,6 +1337,26 @@
return -EINVAL;
}
+ /* There are two ways to match the VLAN TCI:
+ * 1. Match on PCP field and use vlan prio filter for it
+ * 2. Match on complete TCI field and use flex filter for it
+ */
+ if ((fsp->flow_type & FLOW_EXT) &&
+ fsp->m_ext.vlan_tci &&
+ fsp->m_ext.vlan_tci != htons(VLAN_PRIO_MASK) &&
+ fsp->m_ext.vlan_tci != VLAN_TCI_FULL_MASK) {
+ netdev_dbg(netdev, "VLAN mask not supported\n");
+ return -EOPNOTSUPP;
+ }
+
+ /* VLAN EtherType can only be matched by full mask. */
+ if ((fsp->flow_type & FLOW_EXT) &&
+ fsp->m_ext.vlan_etype &&
+ fsp->m_ext.vlan_etype != ETHER_TYPE_FULL_MASK) {
+ netdev_dbg(netdev, "VLAN EtherType mask not supported\n");
+ return -EOPNOTSUPP;
+ }
+
if (fsp->location >= IGC_MAX_RXNFC_RULES) {
netdev_dbg(netdev, "Invalid location\n");
return -EINVAL;
diff --git a/drivers/net/ethernet/intel/igc/igc_tsn.c b/drivers/net/ethernet/intel/igc/igc_tsn.c
index 356c745..2330b1f 100644
--- a/drivers/net/ethernet/intel/igc/igc_tsn.c
+++ b/drivers/net/ethernet/intel/igc/igc_tsn.c
@@ -185,7 +185,7 @@
wr32(IGC_TQAVCC(i), tqavcc);
wr32(IGC_TQAVHC(i),
- 0x80000000 + ring->hicredit * 0x7735);
+ 0x80000000 + ring->hicredit * 0x7736);
} else {
/* Disable any CBS for the queue */
txqctl &= ~(IGC_TXQCTL_QAV_SEL_MASK);
diff --git a/drivers/net/ethernet/intel/ixgb/ixgb_hw.c b/drivers/net/ethernet/intel/ixgb/ixgb_hw.c
index a430871..c8d1e81 100644
--- a/drivers/net/ethernet/intel/ixgb/ixgb_hw.c
+++ b/drivers/net/ethernet/intel/ixgb/ixgb_hw.c
@@ -549,7 +549,7 @@
*****************************************************************************/
void
ixgb_rar_set(struct ixgb_hw *hw,
- u8 *addr,
+ const u8 *addr,
u32 index)
{
u32 rar_low, rar_high;
diff --git a/drivers/net/ethernet/intel/ixgb/ixgb_hw.h b/drivers/net/ethernet/intel/ixgb/ixgb_hw.h
index 6064583..70bcff5 100644
--- a/drivers/net/ethernet/intel/ixgb/ixgb_hw.h
+++ b/drivers/net/ethernet/intel/ixgb/ixgb_hw.h
@@ -740,7 +740,7 @@
void ixgb_check_for_link(struct ixgb_hw *hw);
bool ixgb_check_for_bad_link(struct ixgb_hw *hw);
-void ixgb_rar_set(struct ixgb_hw *hw, u8 *addr, u32 index);
+void ixgb_rar_set(struct ixgb_hw *hw, const u8 *addr, u32 index);
/* Filters (multicast, vlan, receive) */
void ixgb_mc_addr_list_update(struct ixgb_hw *hw, u8 *mc_addr_list,
diff --git a/drivers/net/ethernet/marvell/mv643xx_eth.c b/drivers/net/ethernet/marvell/mv643xx_eth.c
index fc67e9d..d37a0fb 100644
--- a/drivers/net/ethernet/marvell/mv643xx_eth.c
+++ b/drivers/net/ethernet/marvell/mv643xx_eth.c
@@ -1770,7 +1770,7 @@
addr[5] = mac_l & 0xff;
}
-static void uc_addr_set(struct mv643xx_eth_private *mp, unsigned char *addr)
+static void uc_addr_set(struct mv643xx_eth_private *mp, const u8 *addr)
{
wrlp(mp, MAC_ADDR_HIGH,
(addr[0] << 24) | (addr[1] << 16) | (addr[2] << 8) | addr[3]);
diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c
index 5fa8132..3f12426 100644
--- a/drivers/net/ethernet/marvell/mvneta.c
+++ b/drivers/net/ethernet/marvell/mvneta.c
@@ -1623,8 +1623,8 @@
}
/* Set mac address */
-static void mvneta_mac_addr_set(struct mvneta_port *pp, unsigned char *addr,
- int queue)
+static void mvneta_mac_addr_set(struct mvneta_port *pp,
+ const unsigned char *addr, int queue)
{
unsigned int mac_h;
unsigned int mac_l;
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/cgx.c b/drivers/net/ethernet/marvell/octeontx2/af/cgx.c
index 8ac95cb..1a269a2 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/cgx.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/cgx.c
@@ -505,6 +505,32 @@
return (cfg >> CGX_LMAC_TYPE_SHIFT) & CGX_LMAC_TYPE_MASK;
}
+static u32 cgx_get_lmac_fifo_len(void *cgxd, int lmac_id)
+{
+ struct cgx *cgx = cgxd;
+ u8 num_lmacs;
+ u32 fifo_len;
+
+ fifo_len = cgx->mac_ops->fifo_len;
+ num_lmacs = cgx->mac_ops->get_nr_lmacs(cgx);
+
+ switch (num_lmacs) {
+ case 1:
+ return fifo_len;
+ case 2:
+ return fifo_len / 2;
+ case 3:
+ /* LMAC0 gets half of the FIFO, reset 1/4th */
+ if (lmac_id == 0)
+ return fifo_len / 2;
+ return fifo_len / 4;
+ case 4:
+ default:
+ return fifo_len / 4;
+ }
+ return 0;
+}
+
/* Configure CGX LMAC in internal loopback mode */
int cgx_lmac_internal_loopback(void *cgxd, int lmac_id, bool enable)
{
@@ -789,21 +815,8 @@
if (!is_lmac_valid(cgx, lmac_id))
return;
+
if (enable) {
- /* Enable receive pause frames */
- cfg = cgx_read(cgx, lmac_id, CGXX_SMUX_RX_FRM_CTL);
- cfg |= CGX_SMUX_RX_FRM_CTL_CTL_BCK;
- cgx_write(cgx, lmac_id, CGXX_SMUX_RX_FRM_CTL, cfg);
-
- cfg = cgx_read(cgx, lmac_id, CGXX_GMP_GMI_RXX_FRM_CTL);
- cfg |= CGX_GMP_GMI_RXX_FRM_CTL_CTL_BCK;
- cgx_write(cgx, lmac_id, CGXX_GMP_GMI_RXX_FRM_CTL, cfg);
-
- /* Enable pause frames transmission */
- cfg = cgx_read(cgx, lmac_id, CGXX_SMUX_TX_CTL);
- cfg |= CGX_SMUX_TX_CTL_L2P_BP_CONV;
- cgx_write(cgx, lmac_id, CGXX_SMUX_TX_CTL, cfg);
-
/* Set pause time and interval */
cgx_write(cgx, lmac_id, CGXX_SMUX_TX_PAUSE_PKT_TIME,
DEFAULT_PAUSE_TIME);
@@ -820,21 +833,21 @@
cfg &= ~0xFFFFULL;
cgx_write(cgx, lmac_id, CGXX_GMP_GMI_TX_PAUSE_PKT_INTERVAL,
cfg | (DEFAULT_PAUSE_TIME / 2));
- } else {
- /* ALL pause frames received are completely ignored */
- cfg = cgx_read(cgx, lmac_id, CGXX_SMUX_RX_FRM_CTL);
- cfg &= ~CGX_SMUX_RX_FRM_CTL_CTL_BCK;
- cgx_write(cgx, lmac_id, CGXX_SMUX_RX_FRM_CTL, cfg);
-
- cfg = cgx_read(cgx, lmac_id, CGXX_GMP_GMI_RXX_FRM_CTL);
- cfg &= ~CGX_GMP_GMI_RXX_FRM_CTL_CTL_BCK;
- cgx_write(cgx, lmac_id, CGXX_GMP_GMI_RXX_FRM_CTL, cfg);
-
- /* Disable pause frames transmission */
- cfg = cgx_read(cgx, lmac_id, CGXX_SMUX_TX_CTL);
- cfg &= ~CGX_SMUX_TX_CTL_L2P_BP_CONV;
- cgx_write(cgx, lmac_id, CGXX_SMUX_TX_CTL, cfg);
}
+
+ /* ALL pause frames received are completely ignored */
+ cfg = cgx_read(cgx, lmac_id, CGXX_SMUX_RX_FRM_CTL);
+ cfg &= ~CGX_SMUX_RX_FRM_CTL_CTL_BCK;
+ cgx_write(cgx, lmac_id, CGXX_SMUX_RX_FRM_CTL, cfg);
+
+ cfg = cgx_read(cgx, lmac_id, CGXX_GMP_GMI_RXX_FRM_CTL);
+ cfg &= ~CGX_GMP_GMI_RXX_FRM_CTL_CTL_BCK;
+ cgx_write(cgx, lmac_id, CGXX_GMP_GMI_RXX_FRM_CTL, cfg);
+
+ /* Disable pause frames transmission */
+ cfg = cgx_read(cgx, lmac_id, CGXX_SMUX_TX_CTL);
+ cfg &= ~CGX_SMUX_TX_CTL_L2P_BP_CONV;
+ cgx_write(cgx, lmac_id, CGXX_SMUX_TX_CTL, cfg);
}
void cgx_lmac_ptp_config(void *cgxd, int lmac_id, bool enable)
@@ -1570,6 +1583,7 @@
.tx_stats_cnt = 18,
.get_nr_lmacs = cgx_get_nr_lmacs,
.get_lmac_type = cgx_get_lmac_type,
+ .lmac_fifo_len = cgx_get_lmac_fifo_len,
.mac_lmac_intl_lbk = cgx_lmac_internal_loopback,
.mac_get_rx_stats = cgx_get_rx_stats,
.mac_get_tx_stats = cgx_get_tx_stats,
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/lmac_common.h b/drivers/net/ethernet/marvell/octeontx2/af/lmac_common.h
index b33e7d1..f6eb9fe 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/lmac_common.h
+++ b/drivers/net/ethernet/marvell/octeontx2/af/lmac_common.h
@@ -76,6 +76,7 @@
*/
int (*get_nr_lmacs)(void *cgx);
u8 (*get_lmac_type)(void *cgx, int lmac_id);
+ u32 (*lmac_fifo_len)(void *cgx, int lmac_id);
int (*mac_lmac_intl_lbk)(void *cgx, int lmac_id,
bool enable);
/* Register Stats related functions */
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/npc.h b/drivers/net/ethernet/marvell/octeontx2/af/npc.h
index 6e1192f..0f88efe 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/npc.h
+++ b/drivers/net/ethernet/marvell/octeontx2/af/npc.h
@@ -490,7 +490,7 @@
u8 ltype_mask;
u8 ltype_match;
u8 lid;
-};
+} __packed;
struct npc_lt_def_ipsec {
u8 ltype_mask;
@@ -498,7 +498,7 @@
u8 lid;
u8 spi_offset;
u8 spi_nz;
-};
+} __packed;
struct npc_lt_def_apad {
u8 ltype_mask;
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rpm.c b/drivers/net/ethernet/marvell/octeontx2/af/rpm.c
index 9ea2f6a..3ac26ba3 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/rpm.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/rpm.c
@@ -22,6 +22,7 @@
.tx_stats_cnt = 34,
.get_nr_lmacs = rpm_get_nr_lmacs,
.get_lmac_type = rpm_get_lmac_type,
+ .lmac_fifo_len = rpm_get_lmac_fifo_len,
.mac_lmac_intl_lbk = rpm_lmac_internal_loopback,
.mac_get_rx_stats = rpm_get_rx_stats,
.mac_get_tx_stats = rpm_get_tx_stats,
@@ -167,26 +168,6 @@
u64 cfg;
if (enable) {
- /* Enable 802.3 pause frame mode */
- cfg = rpm_read(rpm, lmac_id, RPMX_MTI_MAC100X_COMMAND_CONFIG);
- cfg &= ~RPMX_MTI_MAC100X_COMMAND_CONFIG_PFC_MODE;
- rpm_write(rpm, lmac_id, RPMX_MTI_MAC100X_COMMAND_CONFIG, cfg);
-
- /* Enable receive pause frames */
- cfg = rpm_read(rpm, lmac_id, RPMX_MTI_MAC100X_COMMAND_CONFIG);
- cfg &= ~RPMX_MTI_MAC100X_COMMAND_CONFIG_RX_P_DISABLE;
- rpm_write(rpm, lmac_id, RPMX_MTI_MAC100X_COMMAND_CONFIG, cfg);
-
- /* Enable forward pause to TX block */
- cfg = rpm_read(rpm, lmac_id, RPMX_MTI_MAC100X_COMMAND_CONFIG);
- cfg &= ~RPMX_MTI_MAC100X_COMMAND_CONFIG_PAUSE_IGNORE;
- rpm_write(rpm, lmac_id, RPMX_MTI_MAC100X_COMMAND_CONFIG, cfg);
-
- /* Enable pause frames transmission */
- cfg = rpm_read(rpm, lmac_id, RPMX_MTI_MAC100X_COMMAND_CONFIG);
- cfg &= ~RPMX_MTI_MAC100X_COMMAND_CONFIG_TX_P_DISABLE;
- rpm_write(rpm, lmac_id, RPMX_MTI_MAC100X_COMMAND_CONFIG, cfg);
-
/* Set pause time and interval */
cfg = rpm_read(rpm, lmac_id,
RPMX_MTI_MAC100X_CL01_PAUSE_QUANTA);
@@ -199,23 +180,22 @@
cfg &= ~0xFFFFULL;
rpm_write(rpm, lmac_id, RPMX_MTI_MAC100X_CL01_QUANTA_THRESH,
cfg | (RPM_DEFAULT_PAUSE_TIME / 2));
-
- } else {
- /* ALL pause frames received are completely ignored */
- cfg = rpm_read(rpm, lmac_id, RPMX_MTI_MAC100X_COMMAND_CONFIG);
- cfg |= RPMX_MTI_MAC100X_COMMAND_CONFIG_RX_P_DISABLE;
- rpm_write(rpm, lmac_id, RPMX_MTI_MAC100X_COMMAND_CONFIG, cfg);
-
- /* Disable forward pause to TX block */
- cfg = rpm_read(rpm, lmac_id, RPMX_MTI_MAC100X_COMMAND_CONFIG);
- cfg |= RPMX_MTI_MAC100X_COMMAND_CONFIG_PAUSE_IGNORE;
- rpm_write(rpm, lmac_id, RPMX_MTI_MAC100X_COMMAND_CONFIG, cfg);
-
- /* Disable pause frames transmission */
- cfg = rpm_read(rpm, lmac_id, RPMX_MTI_MAC100X_COMMAND_CONFIG);
- cfg |= RPMX_MTI_MAC100X_COMMAND_CONFIG_TX_P_DISABLE;
- rpm_write(rpm, lmac_id, RPMX_MTI_MAC100X_COMMAND_CONFIG, cfg);
}
+
+ /* ALL pause frames received are completely ignored */
+ cfg = rpm_read(rpm, lmac_id, RPMX_MTI_MAC100X_COMMAND_CONFIG);
+ cfg |= RPMX_MTI_MAC100X_COMMAND_CONFIG_RX_P_DISABLE;
+ rpm_write(rpm, lmac_id, RPMX_MTI_MAC100X_COMMAND_CONFIG, cfg);
+
+ /* Disable forward pause to TX block */
+ cfg = rpm_read(rpm, lmac_id, RPMX_MTI_MAC100X_COMMAND_CONFIG);
+ cfg |= RPMX_MTI_MAC100X_COMMAND_CONFIG_PAUSE_IGNORE;
+ rpm_write(rpm, lmac_id, RPMX_MTI_MAC100X_COMMAND_CONFIG, cfg);
+
+ /* Disable pause frames transmission */
+ cfg = rpm_read(rpm, lmac_id, RPMX_MTI_MAC100X_COMMAND_CONFIG);
+ cfg |= RPMX_MTI_MAC100X_COMMAND_CONFIG_TX_P_DISABLE;
+ rpm_write(rpm, lmac_id, RPMX_MTI_MAC100X_COMMAND_CONFIG, cfg);
}
int rpm_get_rx_stats(void *rpmd, int lmac_id, int idx, u64 *rx_stat)
@@ -282,6 +262,35 @@
return err;
}
+u32 rpm_get_lmac_fifo_len(void *rpmd, int lmac_id)
+{
+ rpm_t *rpm = rpmd;
+ u64 hi_perf_lmac;
+ u8 num_lmacs;
+ u32 fifo_len;
+
+ fifo_len = rpm->mac_ops->fifo_len;
+ num_lmacs = rpm->mac_ops->get_nr_lmacs(rpm);
+
+ switch (num_lmacs) {
+ case 1:
+ return fifo_len;
+ case 2:
+ return fifo_len / 2;
+ case 3:
+ /* LMAC marked as hi_perf gets half of the FIFO and rest 1/4th */
+ hi_perf_lmac = rpm_read(rpm, 0, CGXX_CMRX_RX_LMACS);
+ hi_perf_lmac = (hi_perf_lmac >> 4) & 0x3ULL;
+ if (lmac_id == hi_perf_lmac)
+ return fifo_len / 2;
+ return fifo_len / 4;
+ case 4:
+ default:
+ return fifo_len / 4;
+ }
+ return 0;
+}
+
int rpm_lmac_internal_loopback(void *rpmd, int lmac_id, bool enable)
{
rpm_t *rpm = rpmd;
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rpm.h b/drivers/net/ethernet/marvell/octeontx2/af/rpm.h
index ff58031..39e9a1d 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/rpm.h
+++ b/drivers/net/ethernet/marvell/octeontx2/af/rpm.h
@@ -49,6 +49,7 @@
/* Function Declarations */
int rpm_get_nr_lmacs(void *rpmd);
u8 rpm_get_lmac_type(void *rpmd, int lmac_id);
+u32 rpm_get_lmac_fifo_len(void *rpmd, int lmac_id);
int rpm_lmac_internal_loopback(void *rpmd, int lmac_id, bool enable);
void rpm_lmac_enadis_rx_pause_fwding(void *rpmd, int lmac_id, bool enable);
int rpm_lmac_get_pause_frm_status(void *cgxd, int lmac_id, u8 *tx_pause,
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu.h b/drivers/net/ethernet/marvell/octeontx2/af/rvu.h
index 9d517e6..b4be1b5 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/rvu.h
+++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu.h
@@ -813,7 +813,8 @@
void *rvu_first_cgx_pdata(struct rvu *rvu);
int cgxlmac_to_pf(struct rvu *rvu, int cgx_id, int lmac_id);
int rvu_cgx_config_tx(void *cgxd, int lmac_id, bool enable);
-
+int rvu_cgx_tx_enable(struct rvu *rvu, u16 pcifunc, bool enable);
+u32 rvu_cgx_get_lmac_fifolen(struct rvu *rvu, int cgx, int lmac);
int npc_get_nixlf_mcam_index(struct npc_mcam *mcam, u16 pcifunc, int nixlf,
int type);
bool is_mcam_entry_enabled(struct rvu *rvu, struct npc_mcam *mcam, int blkaddr,
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c
index f4c7bb6..dd231d9 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c
@@ -456,6 +456,23 @@
return mac_ops->mac_rx_tx_enable(cgxd, lmac_id, start);
}
+int rvu_cgx_tx_enable(struct rvu *rvu, u16 pcifunc, bool enable)
+{
+ int pf = rvu_get_pf(pcifunc);
+ struct mac_ops *mac_ops;
+ u8 cgx_id, lmac_id;
+ void *cgxd;
+
+ if (!is_cgx_config_permitted(rvu, pcifunc))
+ return LMAC_AF_ERR_PERM_DENIED;
+
+ rvu_get_cgx_lmac_id(rvu->pf2cgxlmac_map[pf], &cgx_id, &lmac_id);
+ cgxd = rvu_cgx_pdata(cgx_id, rvu);
+ mac_ops = get_mac_ops(cgxd);
+
+ return mac_ops->mac_tx_enable(cgxd, lmac_id, enable);
+}
+
int rvu_cgx_config_tx(void *cgxd, int lmac_id, bool enable)
{
struct mac_ops *mac_ops;
@@ -831,6 +848,22 @@
return fifo_len;
}
+u32 rvu_cgx_get_lmac_fifolen(struct rvu *rvu, int cgx, int lmac)
+{
+ struct mac_ops *mac_ops;
+ void *cgxd;
+
+ cgxd = rvu_cgx_pdata(cgx, rvu);
+ if (!cgxd)
+ return 0;
+
+ mac_ops = get_mac_ops(cgxd);
+ if (!mac_ops->lmac_fifo_len)
+ return 0;
+
+ return mac_ops->lmac_fifo_len(cgxd, lmac);
+}
+
static int rvu_cgx_config_intlbk(struct rvu *rvu, u16 pcifunc, bool en)
{
int pf = rvu_get_pf(pcifunc);
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c
index 5f9f6da..bda93e5 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c
@@ -296,7 +296,6 @@
struct rvu_hwinfo *hw = rvu->hw;
struct sdp_node_info *sdp_info;
int pkind, pf, vf, lbkid, vfid;
- struct mac_ops *mac_ops;
u8 cgx_id, lmac_id;
bool from_vf;
int err;
@@ -326,13 +325,6 @@
cgx_set_pkind(rvu_cgx_pdata(cgx_id, rvu), lmac_id, pkind);
rvu_npc_set_pkind(rvu, pkind, pfvf);
- mac_ops = get_mac_ops(rvu_cgx_pdata(cgx_id, rvu));
-
- /* By default we enable pause frames */
- if ((pcifunc & RVU_PFVF_FUNC_MASK) == 0)
- mac_ops->mac_enadis_pause_frm(rvu_cgx_pdata(cgx_id,
- rvu),
- lmac_id, true, true);
break;
case NIX_INTF_TYPE_LBK:
vf = (pcifunc & RVU_PFVF_FUNC_MASK) - 1;
@@ -3885,90 +3877,18 @@
req->minlen = minlen;
}
-static int
-nix_config_link_credits(struct rvu *rvu, int blkaddr, int link,
- u16 pcifunc, u64 tx_credits)
-{
- struct rvu_hwinfo *hw = rvu->hw;
- int pf = rvu_get_pf(pcifunc);
- u8 cgx_id = 0, lmac_id = 0;
- unsigned long poll_tmo;
- bool restore_tx_en = 0;
- struct nix_hw *nix_hw;
- u64 cfg, sw_xoff = 0;
- u32 schq = 0;
- u32 credits;
- int rc;
-
- nix_hw = get_nix_hw(rvu->hw, blkaddr);
- if (!nix_hw)
- return NIX_AF_ERR_INVALID_NIXBLK;
-
- if (tx_credits == nix_hw->tx_credits[link])
- return 0;
-
- /* Enable cgx tx if disabled for credits to be back */
- if (is_pf_cgxmapped(rvu, pf)) {
- rvu_get_cgx_lmac_id(rvu->pf2cgxlmac_map[pf], &cgx_id, &lmac_id);
- restore_tx_en = !rvu_cgx_config_tx(rvu_cgx_pdata(cgx_id, rvu),
- lmac_id, true);
- }
-
- mutex_lock(&rvu->rsrc_lock);
- /* Disable new traffic to link */
- if (hw->cap.nix_shaping) {
- schq = nix_get_tx_link(rvu, pcifunc);
- sw_xoff = rvu_read64(rvu, blkaddr, NIX_AF_TL1X_SW_XOFF(schq));
- rvu_write64(rvu, blkaddr,
- NIX_AF_TL1X_SW_XOFF(schq), BIT_ULL(0));
- }
-
- rc = NIX_AF_ERR_LINK_CREDITS;
- poll_tmo = jiffies + usecs_to_jiffies(200000);
- /* Wait for credits to return */
- do {
- if (time_after(jiffies, poll_tmo))
- goto exit;
- usleep_range(100, 200);
-
- cfg = rvu_read64(rvu, blkaddr,
- NIX_AF_TX_LINKX_NORM_CREDIT(link));
- credits = (cfg >> 12) & 0xFFFFFULL;
- } while (credits != nix_hw->tx_credits[link]);
-
- cfg &= ~(0xFFFFFULL << 12);
- cfg |= (tx_credits << 12);
- rvu_write64(rvu, blkaddr, NIX_AF_TX_LINKX_NORM_CREDIT(link), cfg);
- rc = 0;
-
- nix_hw->tx_credits[link] = tx_credits;
-
-exit:
- /* Enable traffic back */
- if (hw->cap.nix_shaping && !sw_xoff)
- rvu_write64(rvu, blkaddr, NIX_AF_TL1X_SW_XOFF(schq), 0);
-
- /* Restore state of cgx tx */
- if (restore_tx_en)
- rvu_cgx_config_tx(rvu_cgx_pdata(cgx_id, rvu), lmac_id, false);
-
- mutex_unlock(&rvu->rsrc_lock);
- return rc;
-}
-
int rvu_mbox_handler_nix_set_hw_frs(struct rvu *rvu, struct nix_frs_cfg *req,
struct msg_rsp *rsp)
{
struct rvu_hwinfo *hw = rvu->hw;
u16 pcifunc = req->hdr.pcifunc;
int pf = rvu_get_pf(pcifunc);
- int blkaddr, schq, link = -1;
- struct nix_txsch *txsch;
- u64 cfg, lmac_fifo_len;
+ int blkaddr, link = -1;
struct nix_hw *nix_hw;
struct rvu_pfvf *pfvf;
u8 cgx = 0, lmac = 0;
u16 max_mtu;
+ u64 cfg;
blkaddr = rvu_get_blkaddr(rvu, BLKTYPE_NIX, pcifunc);
if (blkaddr < 0)
@@ -3989,25 +3909,6 @@
if (req->update_minlen && req->minlen < NIC_HW_MIN_FRS)
return NIX_AF_ERR_FRS_INVALID;
- /* Check if requester wants to update SMQ's */
- if (!req->update_smq)
- goto rx_frscfg;
-
- /* Update min/maxlen in each of the SMQ attached to this PF/VF */
- txsch = &nix_hw->txsch[NIX_TXSCH_LVL_SMQ];
- mutex_lock(&rvu->rsrc_lock);
- for (schq = 0; schq < txsch->schq.max; schq++) {
- if (TXSCH_MAP_FUNC(txsch->pfvf_map[schq]) != pcifunc)
- continue;
- cfg = rvu_read64(rvu, blkaddr, NIX_AF_SMQX_CFG(schq));
- cfg = (cfg & ~(0xFFFFULL << 8)) | ((u64)req->maxlen << 8);
- if (req->update_minlen)
- cfg = (cfg & ~0x7FULL) | ((u64)req->minlen & 0x7F);
- rvu_write64(rvu, blkaddr, NIX_AF_SMQX_CFG(schq), cfg);
- }
- mutex_unlock(&rvu->rsrc_lock);
-
-rx_frscfg:
/* Check if config is for SDP link */
if (req->sdp_link) {
if (!hw->sdp_links)
@@ -4030,7 +3931,6 @@
if (link < 0)
return NIX_AF_ERR_RX_LINK_INVALID;
-
linkcfg:
nix_find_link_frs(rvu, req, pcifunc);
@@ -4040,15 +3940,7 @@
cfg = (cfg & ~0xFFFFULL) | req->minlen;
rvu_write64(rvu, blkaddr, NIX_AF_RX_LINKX_CFG(link), cfg);
- if (req->sdp_link || pf == 0)
- return 0;
-
- /* Update transmit credits for CGX links */
- lmac_fifo_len =
- rvu_cgx_get_fifolen(rvu) /
- cgx_get_lmac_cnt(rvu_cgx_pdata(cgx, rvu));
- return nix_config_link_credits(rvu, blkaddr, link, pcifunc,
- (lmac_fifo_len - req->maxlen) / 16);
+ return 0;
}
int rvu_mbox_handler_nix_set_rx_cfg(struct rvu *rvu, struct nix_rx_cfg *req,
@@ -4094,7 +3986,10 @@
struct rvu_hwinfo *hw = rvu->hw;
int cgx, lmac_cnt, slink, link;
u16 lbk_max_frs, lmac_max_frs;
+ unsigned long lmac_bmap;
u64 tx_credits, cfg;
+ u64 lmac_fifo_len;
+ int iter;
rvu_get_lbk_link_max_frs(rvu, &lbk_max_frs);
rvu_get_lmac_link_max_frs(rvu, &lmac_max_frs);
@@ -4128,12 +4023,23 @@
/* Skip when cgx is not available or lmac cnt is zero */
if (lmac_cnt <= 0)
continue;
- tx_credits = ((rvu_cgx_get_fifolen(rvu) / lmac_cnt) -
- lmac_max_frs) / 16;
- /* Enable credits and set credit pkt count to max allowed */
- cfg = (tx_credits << 12) | (0x1FF << 2) | BIT_ULL(1);
slink = cgx * hw->lmac_per_cgx;
- for (link = slink; link < (slink + lmac_cnt); link++) {
+
+ /* Get LMAC id's from bitmap */
+ lmac_bmap = cgx_get_lmac_bmap(rvu_cgx_pdata(cgx, rvu));
+ for_each_set_bit(iter, &lmac_bmap, MAX_LMAC_PER_CGX) {
+ lmac_fifo_len = rvu_cgx_get_lmac_fifolen(rvu, cgx, iter);
+ if (!lmac_fifo_len) {
+ dev_err(rvu->dev,
+ "%s: Failed to get CGX/RPM%d:LMAC%d FIFO size\n",
+ __func__, cgx, iter);
+ continue;
+ }
+ tx_credits = (lmac_fifo_len - lmac_max_frs) / 16;
+ /* Enable credits and set credit pkt count to max allowed */
+ cfg = (tx_credits << 12) | (0x1FF << 2) | BIT_ULL(1);
+
+ link = iter + slink;
nix_hw->tx_credits[link] = tx_credits;
rvu_write64(rvu, blkaddr,
NIX_AF_TX_LINKX_NORM_CREDIT(link), cfg);
@@ -4541,7 +4447,13 @@
pfvf = rvu_get_pfvf(rvu, pcifunc);
clear_bit(NIXLF_INITIALIZED, &pfvf->flags);
- return rvu_cgx_start_stop_io(rvu, pcifunc, false);
+ err = rvu_cgx_start_stop_io(rvu, pcifunc, false);
+ if (err)
+ return err;
+
+ rvu_cgx_tx_enable(rvu, pcifunc, true);
+
+ return 0;
}
void rvu_nix_lf_teardown(struct rvu *rvu, u16 pcifunc, int blkaddr, int nixlf)
diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c
index b743646..572c9811 100644
--- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c
+++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c
@@ -262,6 +262,7 @@
mutex_unlock(&pfvf->mbox.lock);
return err;
}
+EXPORT_SYMBOL(otx2_config_pause_frm);
int otx2_set_flowkey_cfg(struct otx2_nic *pfvf)
{
diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c
index f9bb0e9..167b926 100644
--- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c
+++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c
@@ -1785,9 +1785,6 @@
if (pf->linfo.link_up && !(pf->pcifunc & RVU_PFVF_FUNC_MASK))
otx2_handle_link_event(pf);
- /* Restore pause frame settings */
- otx2_config_pause_frm(pf);
-
/* Install DMAC Filters */
if (pf->flags & OTX2_FLAG_DMACFLTR_SUPPORT)
otx2_dmacflt_reinstall_flows(pf);
@@ -2777,10 +2774,6 @@
/* Enable link notifications */
otx2_cgx_config_linkevents(pf, true);
- /* Enable pause frames by default */
- pf->flags |= OTX2_FLAG_RX_PAUSE_ENABLED;
- pf->flags |= OTX2_FLAG_TX_PAUSE_ENABLED;
-
return 0;
err_pf_sriov_init:
@@ -2924,6 +2917,14 @@
if (pf->flags & OTX2_FLAG_RX_TSTAMP_ENABLED)
otx2_config_hw_rx_tstamp(pf, false);
+ /* Disable 802.3x pause frames */
+ if (pf->flags & OTX2_FLAG_RX_PAUSE_ENABLED ||
+ (pf->flags & OTX2_FLAG_TX_PAUSE_ENABLED)) {
+ pf->flags &= ~OTX2_FLAG_RX_PAUSE_ENABLED;
+ pf->flags &= ~OTX2_FLAG_TX_PAUSE_ENABLED;
+ otx2_config_pause_frm(pf);
+ }
+
cancel_work_sync(&pf->reset_task);
/* Disable link notifications */
otx2_cgx_config_linkevents(pf, false);
diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_vf.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_vf.c
index e69b0e2..689e085 100644
--- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_vf.c
+++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_vf.c
@@ -695,10 +695,6 @@
if (err)
goto err_unreg_netdev;
- /* Enable pause frames by default */
- vf->flags |= OTX2_FLAG_RX_PAUSE_ENABLED;
- vf->flags |= OTX2_FLAG_TX_PAUSE_ENABLED;
-
return 0;
err_unreg_netdev:
@@ -732,6 +728,14 @@
vf = netdev_priv(netdev);
+ /* Disable 802.3x pause frames */
+ if (vf->flags & OTX2_FLAG_RX_PAUSE_ENABLED ||
+ (vf->flags & OTX2_FLAG_TX_PAUSE_ENABLED)) {
+ vf->flags &= ~OTX2_FLAG_RX_PAUSE_ENABLED;
+ vf->flags &= ~OTX2_FLAG_TX_PAUSE_ENABLED;
+ otx2_config_pause_frm(vf);
+ }
+
cancel_work_sync(&vf->reset_task);
otx2_unregister_dl(vf);
unregister_netdev(netdev);
diff --git a/drivers/net/ethernet/marvell/pxa168_eth.c b/drivers/net/ethernet/marvell/pxa168_eth.c
index 8ebd13f..11ef1d8 100644
--- a/drivers/net/ethernet/marvell/pxa168_eth.c
+++ b/drivers/net/ethernet/marvell/pxa168_eth.c
@@ -389,7 +389,7 @@
* Outputs
* return the calculated entry.
*/
-static u32 hash_function(unsigned char *mac_addr_orig)
+static u32 hash_function(const unsigned char *mac_addr_orig)
{
u32 hash_result;
u32 addr0;
@@ -434,7 +434,7 @@
* -ENOSPC if table full
*/
static int add_del_hash_entry(struct pxa168_eth_private *pep,
- unsigned char *mac_addr,
+ const unsigned char *mac_addr,
u32 rd, u32 skip, int del)
{
struct addr_table_entry *entry, *start;
@@ -521,7 +521,7 @@
*/
static void update_hash_table_mac_address(struct pxa168_eth_private *pep,
unsigned char *oaddr,
- unsigned char *addr)
+ const unsigned char *addr)
{
/* Delete old entry */
if (oaddr)
diff --git a/drivers/net/ethernet/mediatek/mtk_star_emac.c b/drivers/net/ethernet/mediatek/mtk_star_emac.c
index 8f3493e..67f9e44 100644
--- a/drivers/net/ethernet/mediatek/mtk_star_emac.c
+++ b/drivers/net/ethernet/mediatek/mtk_star_emac.c
@@ -522,7 +522,7 @@
static void mtk_star_set_mac_addr(struct net_device *ndev)
{
struct mtk_star_priv *priv = netdev_priv(ndev);
- u8 *mac_addr = ndev->dev_addr;
+ const u8 *mac_addr = ndev->dev_addr;
unsigned int high, low;
high = mac_addr[0] << 8 | mac_addr[1] << 0;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.c b/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.c
index b69ab30..efa2e0a 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.c
@@ -691,7 +691,7 @@
while (block_timestamp > tracer->last_timestamp) {
/* Check block override if it's not the first block */
- if (!tracer->last_timestamp) {
+ if (tracer->last_timestamp) {
u64 *ts_event;
/* To avoid block override be the HW in case of buffer
* wraparound, the time stamp of the previous block
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/fs_tt_redirect.c b/drivers/net/ethernet/mellanox/mlx5/core/en/fs_tt_redirect.c
index 7aa25a5..b26edbc 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/fs_tt_redirect.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/fs_tt_redirect.c
@@ -156,6 +156,7 @@
in = kvzalloc(inlen, GFP_KERNEL);
if (!in || !ft->g) {
kfree(ft->g);
+ ft->g = NULL;
kvfree(in);
return -ENOMEM;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c
index 303e6e7..d90c6dc 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c
@@ -294,6 +294,9 @@
if (err)
goto destroy_neigh_entry;
+ e->encap_size = ipv4_encap_size;
+ e->encap_header = encap_header;
+
if (!(nud_state & NUD_VALID)) {
neigh_event_send(attr.n, NULL);
/* the encap entry will be made valid on neigh update event
@@ -313,8 +316,6 @@
goto destroy_neigh_entry;
}
- e->encap_size = ipv4_encap_size;
- e->encap_header = encap_header;
e->flags |= MLX5_ENCAP_ENTRY_VALID;
mlx5e_rep_queue_neigh_stats_work(netdev_priv(attr.out_dev));
mlx5e_route_lookup_ipv4_put(&attr);
@@ -397,12 +398,16 @@
if (err)
goto free_encap;
+ e->encap_size = ipv4_encap_size;
+ kfree(e->encap_header);
+ e->encap_header = encap_header;
+
if (!(nud_state & NUD_VALID)) {
neigh_event_send(attr.n, NULL);
/* the encap entry will be made valid on neigh update event
* and not used before that.
*/
- goto free_encap;
+ goto release_neigh;
}
memset(&reformat_params, 0, sizeof(reformat_params));
@@ -416,10 +421,6 @@
goto free_encap;
}
- e->encap_size = ipv4_encap_size;
- kfree(e->encap_header);
- e->encap_header = encap_header;
-
e->flags |= MLX5_ENCAP_ENTRY_VALID;
mlx5e_rep_queue_neigh_stats_work(netdev_priv(attr.out_dev));
mlx5e_route_lookup_ipv4_put(&attr);
@@ -558,6 +559,9 @@
if (err)
goto destroy_neigh_entry;
+ e->encap_size = ipv6_encap_size;
+ e->encap_header = encap_header;
+
if (!(nud_state & NUD_VALID)) {
neigh_event_send(attr.n, NULL);
/* the encap entry will be made valid on neigh update event
@@ -577,8 +581,6 @@
goto destroy_neigh_entry;
}
- e->encap_size = ipv6_encap_size;
- e->encap_header = encap_header;
e->flags |= MLX5_ENCAP_ENTRY_VALID;
mlx5e_rep_queue_neigh_stats_work(netdev_priv(attr.out_dev));
mlx5e_route_lookup_ipv6_put(&attr);
@@ -660,12 +662,16 @@
if (err)
goto free_encap;
+ e->encap_size = ipv6_encap_size;
+ kfree(e->encap_header);
+ e->encap_header = encap_header;
+
if (!(nud_state & NUD_VALID)) {
neigh_event_send(attr.n, NULL);
/* the encap entry will be made valid on neigh update event
* and not used before that.
*/
- goto free_encap;
+ goto release_neigh;
}
memset(&reformat_params, 0, sizeof(reformat_params));
@@ -679,10 +685,6 @@
goto free_encap;
}
- e->encap_size = ipv6_encap_size;
- kfree(e->encap_header);
- e->encap_header = encap_header;
-
e->flags |= MLX5_ENCAP_ENTRY_VALID;
mlx5e_rep_queue_neigh_stats_work(netdev_priv(attr.out_dev));
mlx5e_route_lookup_ipv6_put(&attr);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c b/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c
index d226cc5..aeff1d9 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c
@@ -71,12 +71,12 @@
bool mpfs;
};
-static inline int mlx5e_hash_l2(u8 *addr)
+static inline int mlx5e_hash_l2(const u8 *addr)
{
return addr[5];
}
-static void mlx5e_add_l2_to_hash(struct hlist_head *hash, u8 *addr)
+static void mlx5e_add_l2_to_hash(struct hlist_head *hash, const u8 *addr)
{
struct mlx5e_l2_hash_node *hn;
int ix = mlx5e_hash_l2(addr);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
index 7a00faa..de168d8 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
@@ -73,7 +73,7 @@
count = snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
"%d.%d.%04d (%.16s)", fw_rev_maj(mdev),
fw_rev_min(mdev), fw_rev_sub(mdev), mdev->board_id);
- if (count == sizeof(drvinfo->fw_version))
+ if (count >= sizeof(drvinfo->fw_version))
snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
"%d.%d.%04d", fw_rev_maj(mdev),
fw_rev_min(mdev), fw_rev_sub(mdev));
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c
index 10940b8..8ffc69e 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c
@@ -223,7 +223,7 @@
int mlx5i_create_underlay_qp(struct mlx5e_priv *priv)
{
- unsigned char *dev_addr = priv->netdev->dev_addr;
+ const unsigned char *dev_addr = priv->netdev->dev_addr;
u32 out[MLX5_ST_SZ_DW(create_qp_out)] = {};
u32 in[MLX5_ST_SZ_DW(create_qp_in)] = {};
struct mlx5i_priv *ipriv = priv->ppriv;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/vport.c b/drivers/net/ethernet/mellanox/mlx5/core/vport.c
index 4c1440a..0478e5e 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/vport.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/vport.c
@@ -277,7 +277,7 @@
req_list_size = max_list_size;
}
- out_sz = MLX5_ST_SZ_BYTES(query_nic_vport_context_in) +
+ out_sz = MLX5_ST_SZ_BYTES(query_nic_vport_context_out) +
req_list_size * MLX5_ST_SZ_BYTES(mac_address_layout);
out = kzalloc(out_sz, GFP_KERNEL);
diff --git a/drivers/net/ethernet/mellanox/mlxbf_gige/Makefile b/drivers/net/ethernet/mellanox/mlxbf_gige/Makefile
index e57c137..a97c2be 100644
--- a/drivers/net/ethernet/mellanox/mlxbf_gige/Makefile
+++ b/drivers/net/ethernet/mellanox/mlxbf_gige/Makefile
@@ -3,7 +3,6 @@
obj-$(CONFIG_MLXBF_GIGE) += mlxbf_gige.o
mlxbf_gige-y := mlxbf_gige_ethtool.o \
- mlxbf_gige_gpio.o \
mlxbf_gige_intr.o \
mlxbf_gige_main.o \
mlxbf_gige_mdio.o \
diff --git a/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige.h b/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige.h
index 3e8725b7f..0fdf2c8 100644
--- a/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige.h
+++ b/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige.h
@@ -51,11 +51,6 @@
#define MLXBF_GIGE_ERROR_INTR_IDX 0
#define MLXBF_GIGE_RECEIVE_PKT_INTR_IDX 1
#define MLXBF_GIGE_LLU_PLU_INTR_IDX 2
-#define MLXBF_GIGE_PHY_INT_N 3
-
-#define MLXBF_GIGE_MDIO_DEFAULT_PHY_ADDR 0x3
-
-#define MLXBF_GIGE_DEFAULT_PHY_INT_GPIO 12
struct mlxbf_gige_stats {
u64 hw_access_errors;
@@ -82,11 +77,7 @@
void __iomem *mdio_io;
void __iomem *clk_io;
struct mii_bus *mdiobus;
- void __iomem *gpio_io;
- struct irq_domain *irqdomain;
- u32 phy_int_gpio_mask;
spinlock_t lock; /* for packet processing indices */
- spinlock_t gpio_lock; /* for GPIO bus access */
u16 rx_q_entries;
u16 tx_q_entries;
u64 *tx_wqe_base;
@@ -186,7 +177,4 @@
extern const struct ethtool_ops mlxbf_gige_ethtool_ops;
void mlxbf_gige_update_tx_wqe_next(struct mlxbf_gige *priv);
-int mlxbf_gige_gpio_init(struct platform_device *pdev, struct mlxbf_gige *priv);
-void mlxbf_gige_gpio_free(struct mlxbf_gige *priv);
-
#endif /* !defined(__MLXBF_GIGE_H__) */
diff --git a/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_gpio.c b/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_gpio.c
deleted file mode 100644
index a8d966d..0000000
--- a/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_gpio.c
+++ /dev/null
@@ -1,212 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only OR BSD-3-Clause
-
-/* Initialize and handle GPIO interrupt triggered by INT_N PHY signal.
- * This GPIO interrupt triggers the PHY state machine to bring the link
- * up/down.
- *
- * Copyright (C) 2021 NVIDIA CORPORATION & AFFILIATES
- */
-
-#include <linux/acpi.h>
-#include <linux/bitfield.h>
-#include <linux/device.h>
-#include <linux/err.h>
-#include <linux/gpio/driver.h>
-#include <linux/interrupt.h>
-#include <linux/io.h>
-#include <linux/irq.h>
-#include <linux/irqdomain.h>
-#include <linux/irqreturn.h>
-#include <linux/platform_device.h>
-#include <linux/property.h>
-
-#include "mlxbf_gige.h"
-#include "mlxbf_gige_regs.h"
-
-#define MLXBF_GIGE_GPIO_CAUSE_FALL_EN 0x48
-#define MLXBF_GIGE_GPIO_CAUSE_OR_CAUSE_EVTEN0 0x80
-#define MLXBF_GIGE_GPIO_CAUSE_OR_EVTEN0 0x94
-#define MLXBF_GIGE_GPIO_CAUSE_OR_CLRCAUSE 0x98
-
-static void mlxbf_gige_gpio_enable(struct mlxbf_gige *priv)
-{
- unsigned long flags;
- u32 val;
-
- spin_lock_irqsave(&priv->gpio_lock, flags);
- val = readl(priv->gpio_io + MLXBF_GIGE_GPIO_CAUSE_OR_CLRCAUSE);
- val |= priv->phy_int_gpio_mask;
- writel(val, priv->gpio_io + MLXBF_GIGE_GPIO_CAUSE_OR_CLRCAUSE);
-
- /* The INT_N interrupt level is active low.
- * So enable cause fall bit to detect when GPIO
- * state goes low.
- */
- val = readl(priv->gpio_io + MLXBF_GIGE_GPIO_CAUSE_FALL_EN);
- val |= priv->phy_int_gpio_mask;
- writel(val, priv->gpio_io + MLXBF_GIGE_GPIO_CAUSE_FALL_EN);
-
- /* Enable PHY interrupt by setting the priority level */
- val = readl(priv->gpio_io + MLXBF_GIGE_GPIO_CAUSE_OR_EVTEN0);
- val |= priv->phy_int_gpio_mask;
- writel(val, priv->gpio_io + MLXBF_GIGE_GPIO_CAUSE_OR_EVTEN0);
- spin_unlock_irqrestore(&priv->gpio_lock, flags);
-}
-
-static void mlxbf_gige_gpio_disable(struct mlxbf_gige *priv)
-{
- unsigned long flags;
- u32 val;
-
- spin_lock_irqsave(&priv->gpio_lock, flags);
- val = readl(priv->gpio_io + MLXBF_GIGE_GPIO_CAUSE_OR_EVTEN0);
- val &= ~priv->phy_int_gpio_mask;
- writel(val, priv->gpio_io + MLXBF_GIGE_GPIO_CAUSE_OR_EVTEN0);
- spin_unlock_irqrestore(&priv->gpio_lock, flags);
-}
-
-static irqreturn_t mlxbf_gige_gpio_handler(int irq, void *ptr)
-{
- struct mlxbf_gige *priv;
- u32 val;
-
- priv = ptr;
-
- /* Check if this interrupt is from PHY device.
- * Return if it is not.
- */
- val = readl(priv->gpio_io + MLXBF_GIGE_GPIO_CAUSE_OR_CAUSE_EVTEN0);
- if (!(val & priv->phy_int_gpio_mask))
- return IRQ_NONE;
-
- /* Clear interrupt when done, otherwise, no further interrupt
- * will be triggered.
- */
- val = readl(priv->gpio_io + MLXBF_GIGE_GPIO_CAUSE_OR_CLRCAUSE);
- val |= priv->phy_int_gpio_mask;
- writel(val, priv->gpio_io + MLXBF_GIGE_GPIO_CAUSE_OR_CLRCAUSE);
-
- generic_handle_irq(priv->phy_irq);
-
- return IRQ_HANDLED;
-}
-
-static void mlxbf_gige_gpio_mask(struct irq_data *irqd)
-{
- struct mlxbf_gige *priv = irq_data_get_irq_chip_data(irqd);
-
- mlxbf_gige_gpio_disable(priv);
-}
-
-static void mlxbf_gige_gpio_unmask(struct irq_data *irqd)
-{
- struct mlxbf_gige *priv = irq_data_get_irq_chip_data(irqd);
-
- mlxbf_gige_gpio_enable(priv);
-}
-
-static struct irq_chip mlxbf_gige_gpio_chip = {
- .name = "mlxbf_gige_phy",
- .irq_mask = mlxbf_gige_gpio_mask,
- .irq_unmask = mlxbf_gige_gpio_unmask,
-};
-
-static int mlxbf_gige_gpio_domain_map(struct irq_domain *d,
- unsigned int irq,
- irq_hw_number_t hwirq)
-{
- irq_set_chip_data(irq, d->host_data);
- irq_set_chip_and_handler(irq, &mlxbf_gige_gpio_chip, handle_simple_irq);
- irq_set_noprobe(irq);
-
- return 0;
-}
-
-static const struct irq_domain_ops mlxbf_gige_gpio_domain_ops = {
- .map = mlxbf_gige_gpio_domain_map,
- .xlate = irq_domain_xlate_twocell,
-};
-
-#ifdef CONFIG_ACPI
-static int mlxbf_gige_gpio_resources(struct acpi_resource *ares,
- void *data)
-{
- struct acpi_resource_gpio *gpio;
- u32 *phy_int_gpio = data;
-
- if (ares->type == ACPI_RESOURCE_TYPE_GPIO) {
- gpio = &ares->data.gpio;
- *phy_int_gpio = gpio->pin_table[0];
- }
-
- return 1;
-}
-#endif
-
-void mlxbf_gige_gpio_free(struct mlxbf_gige *priv)
-{
- irq_dispose_mapping(priv->phy_irq);
- irq_domain_remove(priv->irqdomain);
-}
-
-int mlxbf_gige_gpio_init(struct platform_device *pdev,
- struct mlxbf_gige *priv)
-{
- struct device *dev = &pdev->dev;
- struct resource *res;
- u32 phy_int_gpio = 0;
- int ret;
-
- LIST_HEAD(resources);
-
- res = platform_get_resource(pdev, IORESOURCE_MEM, MLXBF_GIGE_RES_GPIO0);
- if (!res)
- return -ENODEV;
-
- priv->gpio_io = devm_ioremap(dev, res->start, resource_size(res));
- if (!priv->gpio_io)
- return -ENOMEM;
-
-#ifdef CONFIG_ACPI
- ret = acpi_dev_get_resources(ACPI_COMPANION(dev),
- &resources, mlxbf_gige_gpio_resources,
- &phy_int_gpio);
- acpi_dev_free_resource_list(&resources);
- if (ret < 0 || !phy_int_gpio) {
- dev_err(dev, "Error retrieving the gpio phy pin");
- return -EINVAL;
- }
-#endif
-
- priv->phy_int_gpio_mask = BIT(phy_int_gpio);
-
- mlxbf_gige_gpio_disable(priv);
-
- priv->hw_phy_irq = platform_get_irq(pdev, MLXBF_GIGE_PHY_INT_N);
-
- priv->irqdomain = irq_domain_add_simple(NULL, 1, 0,
- &mlxbf_gige_gpio_domain_ops,
- priv);
- if (!priv->irqdomain) {
- dev_err(dev, "Failed to add IRQ domain\n");
- return -ENOMEM;
- }
-
- priv->phy_irq = irq_create_mapping(priv->irqdomain, 0);
- if (!priv->phy_irq) {
- irq_domain_remove(priv->irqdomain);
- priv->irqdomain = NULL;
- dev_err(dev, "Error mapping PHY IRQ\n");
- return -EINVAL;
- }
-
- ret = devm_request_irq(dev, priv->hw_phy_irq, mlxbf_gige_gpio_handler,
- IRQF_ONESHOT | IRQF_SHARED, "mlxbf_gige_phy", priv);
- if (ret) {
- dev_err(dev, "Failed to request PHY IRQ");
- mlxbf_gige_gpio_free(priv);
- return ret;
- }
-
- return ret;
-}
diff --git a/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_main.c b/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_main.c
index b990782..679415a 100644
--- a/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_main.c
+++ b/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_main.c
@@ -132,9 +132,15 @@
{
struct mlxbf_gige *priv = netdev_priv(netdev);
struct phy_device *phydev = netdev->phydev;
+ u64 control;
u64 int_en;
int err;
+ /* Perform general init of GigE block */
+ control = readq(priv->base + MLXBF_GIGE_CONTROL);
+ control |= MLXBF_GIGE_CONTROL_PORT_EN;
+ writeq(control, priv->base + MLXBF_GIGE_CONTROL);
+
err = mlxbf_gige_request_irqs(priv);
if (err)
return err;
@@ -149,14 +155,14 @@
*/
priv->valid_polarity = 0;
- err = mlxbf_gige_rx_init(priv);
- if (err)
- goto free_irqs;
+ phy_start(phydev);
+
err = mlxbf_gige_tx_init(priv);
if (err)
- goto rx_deinit;
-
- phy_start(phydev);
+ goto free_irqs;
+ err = mlxbf_gige_rx_init(priv);
+ if (err)
+ goto tx_deinit;
netif_napi_add(netdev, &priv->napi, mlxbf_gige_poll, NAPI_POLL_WEIGHT);
napi_enable(&priv->napi);
@@ -178,8 +184,8 @@
return 0;
-rx_deinit:
- mlxbf_gige_rx_deinit(priv);
+tx_deinit:
+ mlxbf_gige_tx_deinit(priv);
free_irqs:
mlxbf_gige_free_irqs(priv);
@@ -280,8 +286,7 @@
void __iomem *llu_base;
void __iomem *plu_base;
void __iomem *base;
- u64 control;
- int addr;
+ int addr, phy_irq;
int err;
base = devm_platform_ioremap_resource(pdev, MLXBF_GIGE_RES_MAC);
@@ -296,11 +301,6 @@
if (IS_ERR(plu_base))
return PTR_ERR(plu_base);
- /* Perform general init of GigE block */
- control = readq(base + MLXBF_GIGE_CONTROL);
- control |= MLXBF_GIGE_CONTROL_PORT_EN;
- writeq(control, base + MLXBF_GIGE_CONTROL);
-
netdev = devm_alloc_etherdev(&pdev->dev, sizeof(*priv));
if (!netdev)
return -ENOMEM;
@@ -316,20 +316,12 @@
priv->pdev = pdev;
spin_lock_init(&priv->lock);
- spin_lock_init(&priv->gpio_lock);
/* Attach MDIO device */
err = mlxbf_gige_mdio_probe(pdev, priv);
if (err)
return err;
- err = mlxbf_gige_gpio_init(pdev, priv);
- if (err) {
- dev_err(&pdev->dev, "PHY IRQ initialization failed\n");
- mlxbf_gige_mdio_remove(priv);
- return -ENODEV;
- }
-
priv->base = base;
priv->llu_base = llu_base;
priv->plu_base = plu_base;
@@ -350,6 +342,12 @@
priv->rx_irq = platform_get_irq(pdev, MLXBF_GIGE_RECEIVE_PKT_INTR_IDX);
priv->llu_plu_irq = platform_get_irq(pdev, MLXBF_GIGE_LLU_PLU_INTR_IDX);
+ phy_irq = acpi_dev_gpio_irq_get_by(ACPI_COMPANION(&pdev->dev), "phy-gpios", 0);
+ if (phy_irq < 0) {
+ dev_err(&pdev->dev, "Error getting PHY irq. Use polling instead");
+ phy_irq = PHY_POLL;
+ }
+
phydev = phy_find_first(priv->mdiobus);
if (!phydev) {
err = -ENODEV;
@@ -357,8 +355,8 @@
}
addr = phydev->mdio.addr;
- priv->mdiobus->irq[addr] = priv->phy_irq;
- phydev->irq = priv->phy_irq;
+ priv->mdiobus->irq[addr] = phy_irq;
+ phydev->irq = phy_irq;
err = phy_connect_direct(netdev, phydev,
mlxbf_gige_adjust_link,
@@ -394,7 +392,6 @@
return 0;
out:
- mlxbf_gige_gpio_free(priv);
mlxbf_gige_mdio_remove(priv);
return err;
}
@@ -405,7 +402,6 @@
unregister_netdev(priv->netdev);
phy_disconnect(priv->netdev->phydev);
- mlxbf_gige_gpio_free(priv);
mlxbf_gige_mdio_remove(priv);
platform_set_drvdata(pdev, NULL);
diff --git a/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_rx.c b/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_rx.c
index 0d5a41a..6999843 100644
--- a/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_rx.c
+++ b/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_rx.c
@@ -142,6 +142,9 @@
writeq(MLXBF_GIGE_RX_MAC_FILTER_COUNT_PASS_EN,
priv->base + MLXBF_GIGE_RX_MAC_FILTER_COUNT_PASS);
+ writeq(ilog2(priv->rx_q_entries),
+ priv->base + MLXBF_GIGE_RX_WQE_SIZE_LOG2);
+
/* Clear MLXBF_GIGE_INT_MASK 'receive pkt' bit to
* indicate readiness to receive interrupts
*/
@@ -154,9 +157,6 @@
data |= MLXBF_GIGE_RX_DMA_EN;
writeq(data, priv->base + MLXBF_GIGE_RX_DMA);
- writeq(ilog2(priv->rx_q_entries),
- priv->base + MLXBF_GIGE_RX_WQE_SIZE_LOG2);
-
return 0;
free_wqe_and_skb:
@@ -267,6 +267,13 @@
priv->stats.rx_truncate_errors++;
}
+ /* Read receive consumer index before replenish so that this routine
+ * returns accurate return value even if packet is received into
+ * just-replenished buffer prior to exiting this routine.
+ */
+ rx_ci = readq(priv->base + MLXBF_GIGE_RX_CQE_PACKET_CI);
+ rx_ci_rem = rx_ci % priv->rx_q_entries;
+
/* Let hardware know we've replenished one buffer */
rx_pi++;
@@ -279,8 +286,6 @@
rx_pi_rem = rx_pi % priv->rx_q_entries;
if (rx_pi_rem == 0)
priv->valid_polarity ^= 1;
- rx_ci = readq(priv->base + MLXBF_GIGE_RX_CQE_PACKET_CI);
- rx_ci_rem = rx_ci % priv->rx_q_entries;
if (skb)
netif_receive_skb(skb);
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_atcam.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_atcam.c
index ded4cf6..4b71383 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_atcam.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_atcam.c
@@ -119,7 +119,6 @@
{
struct mlxsw_sp *mlxsw_sp = aregion->region->mlxsw_sp;
struct mlxsw_sp_acl_atcam_region_12kb *region_12kb;
- size_t alloc_size;
u64 max_lkey_id;
int err;
@@ -131,8 +130,7 @@
if (!region_12kb)
return -ENOMEM;
- alloc_size = BITS_TO_LONGS(max_lkey_id) * sizeof(unsigned long);
- region_12kb->used_lkey_id = kzalloc(alloc_size, GFP_KERNEL);
+ region_12kb->used_lkey_id = bitmap_zalloc(max_lkey_id, GFP_KERNEL);
if (!region_12kb->used_lkey_id) {
err = -ENOMEM;
goto err_used_lkey_id_alloc;
@@ -149,7 +147,7 @@
return 0;
err_rhashtable_init:
- kfree(region_12kb->used_lkey_id);
+ bitmap_free(region_12kb->used_lkey_id);
err_used_lkey_id_alloc:
kfree(region_12kb);
return err;
@@ -161,7 +159,7 @@
struct mlxsw_sp_acl_atcam_region_12kb *region_12kb = aregion->priv;
rhashtable_destroy(®ion_12kb->lkey_ht);
- kfree(region_12kb->used_lkey_id);
+ bitmap_free(region_12kb->used_lkey_id);
kfree(region_12kb);
}
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_erp.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_erp.c
index 4c98950..d231f4d 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_erp.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_erp.c
@@ -301,6 +301,7 @@
unsigned long *p_index)
{
unsigned int num_rows, entry_size;
+ unsigned long index;
/* We only allow allocations of entire rows */
if (num_erps % erp_core->num_erp_banks != 0)
@@ -309,10 +310,11 @@
entry_size = erp_core->erpt_entries_size[region_type];
num_rows = num_erps / erp_core->num_erp_banks;
- *p_index = gen_pool_alloc(erp_core->erp_tables, num_rows * entry_size);
- if (*p_index == 0)
+ index = gen_pool_alloc(erp_core->erp_tables, num_rows * entry_size);
+ if (!index)
return -ENOBUFS;
- *p_index -= MLXSW_SP_ACL_ERP_GENALLOC_OFFSET;
+
+ *p_index = index - MLXSW_SP_ACL_ERP_GENALLOC_OFFSET;
return 0;
}
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c
index 7cccc41..483c8b75 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c
@@ -29,70 +29,6 @@
#define MLXSW_SP_ACL_TCAM_VREGION_REHASH_INTRVL_MIN 3000 /* ms */
#define MLXSW_SP_ACL_TCAM_VREGION_REHASH_CREDITS 100 /* number of entries */
-int mlxsw_sp_acl_tcam_init(struct mlxsw_sp *mlxsw_sp,
- struct mlxsw_sp_acl_tcam *tcam)
-{
- const struct mlxsw_sp_acl_tcam_ops *ops = mlxsw_sp->acl_tcam_ops;
- u64 max_tcam_regions;
- u64 max_regions;
- u64 max_groups;
- size_t alloc_size;
- int err;
-
- mutex_init(&tcam->lock);
- tcam->vregion_rehash_intrvl =
- MLXSW_SP_ACL_TCAM_VREGION_REHASH_INTRVL_DFLT;
- INIT_LIST_HEAD(&tcam->vregion_list);
-
- max_tcam_regions = MLXSW_CORE_RES_GET(mlxsw_sp->core,
- ACL_MAX_TCAM_REGIONS);
- max_regions = MLXSW_CORE_RES_GET(mlxsw_sp->core, ACL_MAX_REGIONS);
-
- /* Use 1:1 mapping between ACL region and TCAM region */
- if (max_tcam_regions < max_regions)
- max_regions = max_tcam_regions;
-
- alloc_size = sizeof(tcam->used_regions[0]) * BITS_TO_LONGS(max_regions);
- tcam->used_regions = kzalloc(alloc_size, GFP_KERNEL);
- if (!tcam->used_regions)
- return -ENOMEM;
- tcam->max_regions = max_regions;
-
- max_groups = MLXSW_CORE_RES_GET(mlxsw_sp->core, ACL_MAX_GROUPS);
- alloc_size = sizeof(tcam->used_groups[0]) * BITS_TO_LONGS(max_groups);
- tcam->used_groups = kzalloc(alloc_size, GFP_KERNEL);
- if (!tcam->used_groups) {
- err = -ENOMEM;
- goto err_alloc_used_groups;
- }
- tcam->max_groups = max_groups;
- tcam->max_group_size = MLXSW_CORE_RES_GET(mlxsw_sp->core,
- ACL_MAX_GROUP_SIZE);
-
- err = ops->init(mlxsw_sp, tcam->priv, tcam);
- if (err)
- goto err_tcam_init;
-
- return 0;
-
-err_tcam_init:
- kfree(tcam->used_groups);
-err_alloc_used_groups:
- kfree(tcam->used_regions);
- return err;
-}
-
-void mlxsw_sp_acl_tcam_fini(struct mlxsw_sp *mlxsw_sp,
- struct mlxsw_sp_acl_tcam *tcam)
-{
- const struct mlxsw_sp_acl_tcam_ops *ops = mlxsw_sp->acl_tcam_ops;
-
- mutex_destroy(&tcam->lock);
- ops->fini(mlxsw_sp, tcam->priv);
- kfree(tcam->used_groups);
- kfree(tcam->used_regions);
-}
-
int mlxsw_sp_acl_tcam_priority_get(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_acl_rule_info *rulei,
u32 *priority, bool fillup_priority)
@@ -1545,6 +1481,73 @@
mlxsw_sp_acl_tcam_vregion_rehash_end(mlxsw_sp, vregion, ctx);
}
+int mlxsw_sp_acl_tcam_init(struct mlxsw_sp *mlxsw_sp,
+ struct mlxsw_sp_acl_tcam *tcam)
+{
+ const struct mlxsw_sp_acl_tcam_ops *ops = mlxsw_sp->acl_tcam_ops;
+ u64 max_tcam_regions;
+ u64 max_regions;
+ u64 max_groups;
+ int err;
+
+ mutex_init(&tcam->lock);
+ tcam->vregion_rehash_intrvl =
+ MLXSW_SP_ACL_TCAM_VREGION_REHASH_INTRVL_DFLT;
+ INIT_LIST_HEAD(&tcam->vregion_list);
+
+ max_tcam_regions = MLXSW_CORE_RES_GET(mlxsw_sp->core,
+ ACL_MAX_TCAM_REGIONS);
+ max_regions = MLXSW_CORE_RES_GET(mlxsw_sp->core, ACL_MAX_REGIONS);
+
+ /* Use 1:1 mapping between ACL region and TCAM region */
+ if (max_tcam_regions < max_regions)
+ max_regions = max_tcam_regions;
+
+ tcam->used_regions = bitmap_zalloc(max_regions, GFP_KERNEL);
+ if (!tcam->used_regions) {
+ err = -ENOMEM;
+ goto err_alloc_used_regions;
+ }
+ tcam->max_regions = max_regions;
+
+ max_groups = MLXSW_CORE_RES_GET(mlxsw_sp->core, ACL_MAX_GROUPS);
+ tcam->used_groups = bitmap_zalloc(max_groups, GFP_KERNEL);
+ if (!tcam->used_groups) {
+ err = -ENOMEM;
+ goto err_alloc_used_groups;
+ }
+ tcam->max_groups = max_groups;
+ tcam->max_group_size = MLXSW_CORE_RES_GET(mlxsw_sp->core,
+ ACL_MAX_GROUP_SIZE);
+ tcam->max_group_size = min_t(unsigned int, tcam->max_group_size,
+ MLXSW_REG_PAGT_ACL_MAX_NUM);
+
+ err = ops->init(mlxsw_sp, tcam->priv, tcam);
+ if (err)
+ goto err_tcam_init;
+
+ return 0;
+
+err_tcam_init:
+ bitmap_free(tcam->used_groups);
+err_alloc_used_groups:
+ bitmap_free(tcam->used_regions);
+err_alloc_used_regions:
+ mutex_destroy(&tcam->lock);
+ return err;
+}
+
+void mlxsw_sp_acl_tcam_fini(struct mlxsw_sp *mlxsw_sp,
+ struct mlxsw_sp_acl_tcam *tcam)
+{
+ const struct mlxsw_sp_acl_tcam_ops *ops = mlxsw_sp->acl_tcam_ops;
+
+ ops->fini(mlxsw_sp, tcam->priv);
+ bitmap_free(tcam->used_groups);
+ bitmap_free(tcam->used_regions);
+ mutex_destroy(&tcam->lock);
+}
+
static const enum mlxsw_afk_element mlxsw_sp_acl_tcam_pattern_ipv4[] = {
MLXSW_AFK_ELEMENT_SRC_SYS_PORT,
MLXSW_AFK_ELEMENT_DMAC_32_47,
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_cnt.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_cnt.c
index b65b93a..fc22577 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_cnt.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_cnt.c
@@ -122,7 +122,6 @@
unsigned int sub_pools_count = ARRAY_SIZE(mlxsw_sp_counter_sub_pools);
struct devlink *devlink = priv_to_devlink(mlxsw_sp->core);
struct mlxsw_sp_counter_pool *pool;
- unsigned int map_size;
int err;
pool = kzalloc(struct_size(pool, sub_pools, sub_pools_count),
@@ -143,9 +142,7 @@
devlink_resource_occ_get_register(devlink, MLXSW_SP_RESOURCE_COUNTERS,
mlxsw_sp_counter_pool_occ_get, pool);
- map_size = BITS_TO_LONGS(pool->pool_size) * sizeof(unsigned long);
-
- pool->usage = kzalloc(map_size, GFP_KERNEL);
+ pool->usage = bitmap_zalloc(pool->pool_size, GFP_KERNEL);
if (!pool->usage) {
err = -ENOMEM;
goto err_usage_alloc;
@@ -158,7 +155,7 @@
return 0;
err_sub_pools_init:
- kfree(pool->usage);
+ bitmap_free(pool->usage);
err_usage_alloc:
devlink_resource_occ_get_unregister(devlink,
MLXSW_SP_RESOURCE_COUNTERS);
@@ -176,7 +173,7 @@
WARN_ON(find_first_bit(pool->usage, pool->pool_size) !=
pool->pool_size);
WARN_ON(atomic_read(&pool->active_entries_count));
- kfree(pool->usage);
+ bitmap_free(pool->usage);
devlink_resource_occ_get_unregister(devlink,
MLXSW_SP_RESOURCE_COUNTERS);
kfree(pool);
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
index 22fede5..81c7e8a 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
@@ -1635,16 +1635,13 @@
u16 fid)
{
struct mlxsw_sp_mid *mid;
- size_t alloc_size;
mid = kzalloc(sizeof(*mid), GFP_KERNEL);
if (!mid)
return NULL;
- alloc_size = sizeof(unsigned long) *
- BITS_TO_LONGS(mlxsw_core_max_ports(mlxsw_sp->core));
-
- mid->ports_in_mid = kzalloc(alloc_size, GFP_KERNEL);
+ mid->ports_in_mid = bitmap_zalloc(mlxsw_core_max_ports(mlxsw_sp->core),
+ GFP_KERNEL);
if (!mid->ports_in_mid)
goto err_ports_in_mid_alloc;
@@ -1663,7 +1660,7 @@
return mid;
err_write_mdb_entry:
- kfree(mid->ports_in_mid);
+ bitmap_free(mid->ports_in_mid);
err_ports_in_mid_alloc:
kfree(mid);
return NULL;
@@ -1680,7 +1677,7 @@
mlxsw_core_max_ports(mlxsw_sp->core))) {
err = mlxsw_sp_mc_remove_mdb_entry(mlxsw_sp, mid);
list_del(&mid->list);
- kfree(mid->ports_in_mid);
+ bitmap_free(mid->ports_in_mid);
kfree(mid);
}
return err;
diff --git a/drivers/net/ethernet/micrel/ks8842.c b/drivers/net/ethernet/micrel/ks8842.c
index b277139..b639557 100644
--- a/drivers/net/ethernet/micrel/ks8842.c
+++ b/drivers/net/ethernet/micrel/ks8842.c
@@ -380,7 +380,7 @@
}
}
-static void ks8842_write_mac_addr(struct ks8842_adapter *adapter, u8 *mac)
+static void ks8842_write_mac_addr(struct ks8842_adapter *adapter, const u8 *mac)
{
unsigned long flags;
unsigned i;
diff --git a/drivers/net/ethernet/micrel/ks8851.h b/drivers/net/ethernet/micrel/ks8851.h
index e2eb0ca..c0ab179 100644
--- a/drivers/net/ethernet/micrel/ks8851.h
+++ b/drivers/net/ethernet/micrel/ks8851.h
@@ -350,6 +350,8 @@
* @rxd: Space for receiving SPI data, in DMA-able space.
* @txd: Space for transmitting SPI data, in DMA-able space.
* @msg_enable: The message flags controlling driver output (see ethtool).
+ * @tx_space: Free space in the hardware TX buffer (cached copy of KS_TXMIR).
+ * @queued_len: Space required in hardware TX buffer for queued packets in txq.
* @fid: Incrementing frame id tag.
* @rc_ier: Cached copy of KS_IER.
* @rc_ccr: Cached copy of KS_CCR.
@@ -399,6 +401,7 @@
struct work_struct rxctrl_work;
struct sk_buff_head txq;
+ unsigned int queued_len;
struct eeprom_93cx6 eeprom;
struct regulator *vdd_reg;
diff --git a/drivers/net/ethernet/micrel/ks8851_common.c b/drivers/net/ethernet/micrel/ks8851_common.c
index 2c80dba..fb3bed2 100644
--- a/drivers/net/ethernet/micrel/ks8851_common.c
+++ b/drivers/net/ethernet/micrel/ks8851_common.c
@@ -361,16 +361,18 @@
handled |= IRQ_RXPSI;
if (status & IRQ_TXI) {
- handled |= IRQ_TXI;
-
- /* no lock here, tx queue should have been stopped */
-
- /* update our idea of how much tx space is available to the
- * system */
- ks->tx_space = ks8851_rdreg16(ks, KS_TXMIR);
+ unsigned short tx_space = ks8851_rdreg16(ks, KS_TXMIR);
netif_dbg(ks, intr, ks->netdev,
- "%s: txspace %d\n", __func__, ks->tx_space);
+ "%s: txspace %d\n", __func__, tx_space);
+
+ spin_lock(&ks->statelock);
+ ks->tx_space = tx_space;
+ if (netif_queue_stopped(ks->netdev))
+ netif_wake_queue(ks->netdev);
+ spin_unlock(&ks->statelock);
+
+ handled |= IRQ_TXI;
}
if (status & IRQ_RXI)
@@ -413,9 +415,6 @@
if (status & IRQ_LCI)
mii_check_link(&ks->mii);
- if (status & IRQ_TXI)
- netif_wake_queue(ks->netdev);
-
return IRQ_HANDLED;
}
@@ -499,6 +498,7 @@
ks8851_wrreg16(ks, KS_ISR, ks->rc_ier);
ks8851_wrreg16(ks, KS_IER, ks->rc_ier);
+ ks->queued_len = 0;
netif_start_queue(ks->netdev);
netif_dbg(ks, ifup, ks->netdev, "network device up\n");
diff --git a/drivers/net/ethernet/micrel/ks8851_spi.c b/drivers/net/ethernet/micrel/ks8851_spi.c
index 479406e..cd17eca 100644
--- a/drivers/net/ethernet/micrel/ks8851_spi.c
+++ b/drivers/net/ethernet/micrel/ks8851_spi.c
@@ -287,6 +287,18 @@
}
/**
+ * calc_txlen - calculate size of message to send packet
+ * @len: Length of data
+ *
+ * Returns the size of the TXFIFO message needed to send
+ * this packet.
+ */
+static unsigned int calc_txlen(unsigned int len)
+{
+ return ALIGN(len + 4, 4);
+}
+
+/**
* ks8851_rx_skb_spi - receive skbuff
* @ks: The device state
* @skb: The skbuff
@@ -305,7 +317,9 @@
*/
static void ks8851_tx_work(struct work_struct *work)
{
+ unsigned int dequeued_len = 0;
struct ks8851_net_spi *kss;
+ unsigned short tx_space;
struct ks8851_net *ks;
unsigned long flags;
struct sk_buff *txb;
@@ -322,6 +336,8 @@
last = skb_queue_empty(&ks->txq);
if (txb) {
+ dequeued_len += calc_txlen(txb->len);
+
ks8851_wrreg16_spi(ks, KS_RXQCR,
ks->rc_rxqcr | RXQCR_SDA);
ks8851_wrfifo_spi(ks, txb, last);
@@ -332,6 +348,13 @@
}
}
+ tx_space = ks8851_rdreg16_spi(ks, KS_TXMIR);
+
+ spin_lock(&ks->statelock);
+ ks->queued_len -= dequeued_len;
+ ks->tx_space = tx_space;
+ spin_unlock(&ks->statelock);
+
ks8851_unlock_spi(ks, &flags);
}
@@ -347,18 +370,6 @@
}
/**
- * calc_txlen - calculate size of message to send packet
- * @len: Length of data
- *
- * Returns the size of the TXFIFO message needed to send
- * this packet.
- */
-static unsigned int calc_txlen(unsigned int len)
-{
- return ALIGN(len + 4, 4);
-}
-
-/**
* ks8851_start_xmit_spi - transmit packet using SPI
* @skb: The buffer to transmit
* @dev: The device used to transmit the packet.
@@ -386,16 +397,17 @@
spin_lock(&ks->statelock);
- if (needed > ks->tx_space) {
+ if (ks->queued_len + needed > ks->tx_space) {
netif_stop_queue(dev);
ret = NETDEV_TX_BUSY;
} else {
- ks->tx_space -= needed;
+ ks->queued_len += needed;
skb_queue_tail(&ks->txq, skb);
}
spin_unlock(&ks->statelock);
- schedule_work(&kss->tx_work);
+ if (ret == NETDEV_TX_OK)
+ schedule_work(&kss->tx_work);
return ret;
}
diff --git a/drivers/net/ethernet/micrel/ksz884x.c b/drivers/net/ethernet/micrel/ksz884x.c
index f56bcd3..4de7ac0 100644
--- a/drivers/net/ethernet/micrel/ksz884x.c
+++ b/drivers/net/ethernet/micrel/ksz884x.c
@@ -4033,7 +4033,7 @@
}
}
-static int hw_add_addr(struct ksz_hw *hw, u8 *mac_addr)
+static int hw_add_addr(struct ksz_hw *hw, const u8 *mac_addr)
{
int i;
int j = ADDITIONAL_ENTRIES;
@@ -4054,7 +4054,7 @@
return -1;
}
-static int hw_del_addr(struct ksz_hw *hw, u8 *mac_addr)
+static int hw_del_addr(struct ksz_hw *hw, const u8 *mac_addr)
{
int i;
diff --git a/drivers/net/ethernet/microsoft/Kconfig b/drivers/net/ethernet/microsoft/Kconfig
index fe4e7a7..8b6c4cc 100644
--- a/drivers/net/ethernet/microsoft/Kconfig
+++ b/drivers/net/ethernet/microsoft/Kconfig
@@ -19,6 +19,7 @@
tristate "Microsoft Azure Network Adapter (MANA) support"
depends on PCI_MSI && X86_64
depends on PCI_HYPERV
+ select PAGE_POOL
help
This driver supports Microsoft Azure Network Adapter (MANA).
So far, the driver is only supported on X86_64.
diff --git a/drivers/net/ethernet/myricom/myri10ge/myri10ge.c b/drivers/net/ethernet/myricom/myri10ge/myri10ge.c
index 97c2604..e6f18e0 100644
--- a/drivers/net/ethernet/myricom/myri10ge/myri10ge.c
+++ b/drivers/net/ethernet/myricom/myri10ge/myri10ge.c
@@ -796,7 +796,8 @@
return status;
}
-static int myri10ge_update_mac_address(struct myri10ge_priv *mgp, u8 * addr)
+static int myri10ge_update_mac_address(struct myri10ge_priv *mgp,
+ const u8 * addr)
{
struct myri10ge_cmd cmd;
int status;
diff --git a/drivers/net/ethernet/neterion/s2io.c b/drivers/net/ethernet/neterion/s2io.c
index 65ccdbe..7b50c51 100644
--- a/drivers/net/ethernet/neterion/s2io.c
+++ b/drivers/net/ethernet/neterion/s2io.c
@@ -5217,7 +5217,7 @@
* as defined in errno.h file on failure.
*/
-static int do_s2io_prog_unicast(struct net_device *dev, u8 *addr)
+static int do_s2io_prog_unicast(struct net_device *dev, const u8 *addr)
{
struct s2io_nic *sp = netdev_priv(dev);
register u64 mac_addr = 0, perm_addr = 0;
diff --git a/drivers/net/ethernet/neterion/s2io.h b/drivers/net/ethernet/neterion/s2io.h
index 5a60322..a4266d1 100644
--- a/drivers/net/ethernet/neterion/s2io.h
+++ b/drivers/net/ethernet/neterion/s2io.h
@@ -1073,7 +1073,7 @@
static int s2io_poll_msix(struct napi_struct *napi, int budget);
static int s2io_poll_inta(struct napi_struct *napi, int budget);
static void s2io_init_pci(struct s2io_nic * sp);
-static int do_s2io_prog_unicast(struct net_device *dev, u8 *addr);
+static int do_s2io_prog_unicast(struct net_device *dev, const u8 *addr);
static void s2io_alarm_handle(struct timer_list *t);
static irqreturn_t
s2io_msix_ring_handle(int irq, void *dev_id);
diff --git a/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c b/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c
index babd374..cb43651 100644
--- a/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c
+++ b/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c
@@ -837,7 +837,7 @@
}
static int
-__nfp_tunnel_offload_mac(struct nfp_app *app, u8 *mac, u16 idx, bool del)
+__nfp_tunnel_offload_mac(struct nfp_app *app, const u8 *mac, u16 idx, bool del)
{
struct nfp_tun_mac_addr_offload payload;
@@ -886,7 +886,7 @@
}
static struct nfp_tun_offloaded_mac *
-nfp_tunnel_lookup_offloaded_macs(struct nfp_app *app, u8 *mac)
+nfp_tunnel_lookup_offloaded_macs(struct nfp_app *app, const u8 *mac)
{
struct nfp_flower_priv *priv = app->priv;
@@ -1005,7 +1005,7 @@
static int
nfp_tunnel_del_shared_mac(struct nfp_app *app, struct net_device *netdev,
- u8 *mac, bool mod)
+ const u8 *mac, bool mod)
{
struct nfp_flower_priv *priv = app->priv;
struct nfp_flower_repr_priv *repr_priv;
diff --git a/drivers/net/ethernet/nxp/lpc_eth.c b/drivers/net/ethernet/nxp/lpc_eth.c
index b42b65f..0b8d605 100644
--- a/drivers/net/ethernet/nxp/lpc_eth.c
+++ b/drivers/net/ethernet/nxp/lpc_eth.c
@@ -419,7 +419,7 @@
/*
* MAC support functions
*/
-static void __lpc_set_mac(struct netdata_local *pldat, u8 *mac)
+static void __lpc_set_mac(struct netdata_local *pldat, const u8 *mac)
{
u32 tmp;
diff --git a/drivers/net/ethernet/qlogic/qed/qed_dev.c b/drivers/net/ethernet/qlogic/qed/qed_dev.c
index ba44572..3478f6fb 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_dev.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_dev.c
@@ -951,7 +951,7 @@
}
int qed_llh_add_mac_filter(struct qed_dev *cdev,
- u8 ppfid, u8 mac_addr[ETH_ALEN])
+ u8 ppfid, const u8 mac_addr[ETH_ALEN])
{
struct qed_hwfn *p_hwfn = QED_LEADING_HWFN(cdev);
struct qed_ptt *p_ptt = qed_ptt_acquire(p_hwfn);
diff --git a/drivers/net/ethernet/qlogic/qed/qed_dev_api.h b/drivers/net/ethernet/qlogic/qed/qed_dev_api.h
index a0a766a..2475058 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_dev_api.h
+++ b/drivers/net/ethernet/qlogic/qed/qed_dev_api.h
@@ -381,7 +381,7 @@
* Return: Int.
*/
int qed_llh_add_mac_filter(struct qed_dev *cdev,
- u8 ppfid, u8 mac_addr[ETH_ALEN]);
+ u8 ppfid, const u8 mac_addr[ETH_ALEN]);
/**
* qed_llh_remove_mac_filter(): Remove a LLH MAC filter from the given
diff --git a/drivers/net/ethernet/qlogic/qed/qed_l2.c b/drivers/net/ethernet/qlogic/qed/qed_l2.c
index 6ffa642..0872b6c8 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_l2.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_l2.c
@@ -2857,7 +2857,7 @@
cqe);
}
-static int qed_req_bulletin_update_mac(struct qed_dev *cdev, u8 *mac)
+static int qed_req_bulletin_update_mac(struct qed_dev *cdev, const u8 *mac)
{
int i, ret;
diff --git a/drivers/net/ethernet/qlogic/qed/qed_main.c b/drivers/net/ethernet/qlogic/qed/qed_main.c
index 26700b0..6e902d5 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_main.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_main.c
@@ -2892,7 +2892,7 @@
return status;
}
-static int qed_update_mac(struct qed_dev *cdev, u8 *mac)
+static int qed_update_mac(struct qed_dev *cdev, const u8 *mac)
{
struct qed_hwfn *hwfn = QED_LEADING_HWFN(cdev);
struct qed_ptt *ptt;
diff --git a/drivers/net/ethernet/qlogic/qed/qed_mcp.c b/drivers/net/ethernet/qlogic/qed/qed_mcp.c
index 24cd415..b734c12 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_mcp.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_mcp.c
@@ -2854,7 +2854,7 @@
}
int qed_mcp_ov_update_mac(struct qed_hwfn *p_hwfn,
- struct qed_ptt *p_ptt, u8 *mac)
+ struct qed_ptt *p_ptt, const u8 *mac)
{
struct qed_mcp_mb_params mb_params;
u32 mfw_mac[2];
diff --git a/drivers/net/ethernet/qlogic/qed/qed_mcp.h b/drivers/net/ethernet/qlogic/qed/qed_mcp.h
index 352b757..526cfdf 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_mcp.h
+++ b/drivers/net/ethernet/qlogic/qed/qed_mcp.h
@@ -536,7 +536,7 @@
* Return: Int - 0 - Operation was successul.
*/
int qed_mcp_ov_update_mac(struct qed_hwfn *p_hwfn,
- struct qed_ptt *p_ptt, u8 *mac);
+ struct qed_ptt *p_ptt, const u8 *mac);
/**
* qed_mcp_ov_update_wol(): Send WOL mode to MFW.
diff --git a/drivers/net/ethernet/qlogic/qed/qed_rdma.c b/drivers/net/ethernet/qlogic/qed/qed_rdma.c
index 4f4b792..725ace8 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_rdma.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_rdma.c
@@ -1966,7 +1966,7 @@
static int qed_roce_ll2_set_mac_filter(struct qed_dev *cdev,
u8 *old_mac_address,
- u8 *new_mac_address)
+ const u8 *new_mac_address)
{
int rc = 0;
diff --git a/drivers/net/ethernet/qlogic/qed/qed_vf.c b/drivers/net/ethernet/qlogic/qed/qed_vf.c
index e2a5a6a..f25d967 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_vf.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_vf.c
@@ -1379,7 +1379,7 @@
int
qed_vf_pf_bulletin_update_mac(struct qed_hwfn *p_hwfn,
- u8 *p_mac)
+ const u8 *p_mac)
{
struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
struct vfpf_bulletin_update_mac_tlv *p_req;
diff --git a/drivers/net/ethernet/qlogic/qed/qed_vf.h b/drivers/net/ethernet/qlogic/qed/qed_vf.h
index 976201f..a6492f2 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_vf.h
+++ b/drivers/net/ethernet/qlogic/qed/qed_vf.h
@@ -1070,7 +1070,7 @@
*
* Return: Int.
*/
-int qed_vf_pf_bulletin_update_mac(struct qed_hwfn *p_hwfn, u8 *p_mac);
+int qed_vf_pf_bulletin_update_mac(struct qed_hwfn *p_hwfn, const u8 *p_mac);
#else
static inline void qed_vf_get_link_params(struct qed_hwfn *p_hwfn,
@@ -1259,7 +1259,7 @@
}
static inline int qed_vf_pf_bulletin_update_mac(struct qed_hwfn *p_hwfn,
- u8 *p_mac)
+ const u8 *p_mac)
{
return -EINVAL;
}
diff --git a/drivers/net/ethernet/qlogic/qede/qede_filter.c b/drivers/net/ethernet/qlogic/qede/qede_filter.c
index 03c51dd..3010833 100644
--- a/drivers/net/ethernet/qlogic/qede/qede_filter.c
+++ b/drivers/net/ethernet/qlogic/qede/qede_filter.c
@@ -617,7 +617,7 @@
static int qede_set_ucast_rx_mac(struct qede_dev *edev,
enum qed_filter_xcast_params_type opcode,
- unsigned char mac[ETH_ALEN])
+ const unsigned char mac[ETH_ALEN])
{
struct qed_filter_ucast_params ucast;
diff --git a/drivers/net/ethernet/qlogic/qla3xxx.c b/drivers/net/ethernet/qlogic/qla3xxx.c
index 29837e5..127daad 100644
--- a/drivers/net/ethernet/qlogic/qla3xxx.c
+++ b/drivers/net/ethernet/qlogic/qla3xxx.c
@@ -2589,6 +2589,7 @@
if (qdev->lrg_buf_q_alloc_virt_addr == NULL) {
netdev_err(qdev->ndev, "lBufQ failed\n");
+ kfree(qdev->lrg_buf);
return -ENOMEM;
}
qdev->lrg_buf_q_virt_addr = qdev->lrg_buf_q_alloc_virt_addr;
@@ -2613,6 +2614,7 @@
qdev->lrg_buf_q_alloc_size,
qdev->lrg_buf_q_alloc_virt_addr,
qdev->lrg_buf_q_alloc_phy_addr);
+ kfree(qdev->lrg_buf);
return -ENOMEM;
}
diff --git a/drivers/net/ethernet/qualcomm/emac/emac-mac.c b/drivers/net/ethernet/qualcomm/emac/emac-mac.c
index 87b8c03..06104d2 100644
--- a/drivers/net/ethernet/qualcomm/emac/emac-mac.c
+++ b/drivers/net/ethernet/qualcomm/emac/emac-mac.c
@@ -420,7 +420,7 @@
}
/* set MAC address */
-static void emac_set_mac_address(struct emac_adapter *adpt, u8 *addr)
+static void emac_set_mac_address(struct emac_adapter *adpt, const u8 *addr)
{
u32 sta;
diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c b/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c
index 27b1663..64b209a 100644
--- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c
+++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c
@@ -391,7 +391,7 @@
struct rtnl_link_ops rmnet_link_ops __read_mostly = {
.kind = "rmnet",
- .maxtype = __IFLA_RMNET_MAX,
+ .maxtype = IFLA_RMNET_MAX,
.priv_size = sizeof(struct rmnet_priv),
.setup = rmnet_vnd_setup,
.validate = rmnet_rtnl_validate,
diff --git a/drivers/net/ethernet/rdc/r6040.c b/drivers/net/ethernet/rdc/r6040.c
index 5a8a697..91e136b 100644
--- a/drivers/net/ethernet/rdc/r6040.c
+++ b/drivers/net/ethernet/rdc/r6040.c
@@ -453,7 +453,7 @@
{
struct r6040_private *lp = netdev_priv(dev);
void __iomem *ioaddr = lp->base;
- u16 *adrp;
+ const u16 *adrp;
/* Stop MAC */
iowrite16(MSK_INT, ioaddr + MIER); /* Mask Off Interrupt */
@@ -462,7 +462,7 @@
r6040_reset_mac(lp);
/* Restore MAC Address to MIDx */
- adrp = (u16 *) dev->dev_addr;
+ adrp = (const u16 *) dev->dev_addr;
iowrite16(adrp[0], ioaddr + MID_0L);
iowrite16(adrp[1], ioaddr + MID_0M);
iowrite16(adrp[2], ioaddr + MID_0H);
@@ -731,13 +731,13 @@
{
struct r6040_private *lp = netdev_priv(dev);
void __iomem *ioaddr = lp->base;
- u16 *adrp;
+ const u16 *adrp;
/* Reset MAC */
r6040_reset_mac(lp);
/* Restore MAC Address */
- adrp = (u16 *) dev->dev_addr;
+ adrp = (const u16 *) dev->dev_addr;
iowrite16(adrp[0], ioaddr + MID_0L);
iowrite16(adrp[1], ioaddr + MID_0M);
iowrite16(adrp[2], ioaddr + MID_0H);
@@ -849,13 +849,13 @@
unsigned long flags;
struct netdev_hw_addr *ha;
int i;
- u16 *adrp;
+ const u16 *adrp;
u16 hash_table[4] = { 0 };
spin_lock_irqsave(&lp->lock, flags);
/* Keep our MAC Address */
- adrp = (u16 *)dev->dev_addr;
+ adrp = (const u16 *)dev->dev_addr;
iowrite16(adrp[0], ioaddr + MID_0L);
iowrite16(adrp[1], ioaddr + MID_0M);
iowrite16(adrp[2], ioaddr + MID_0H);
diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c
index c0a339f..16888e3 100644
--- a/drivers/net/ethernet/realtek/r8169_main.c
+++ b/drivers/net/ethernet/realtek/r8169_main.c
@@ -1191,7 +1191,7 @@
{
r8168ep_ocp_write(tp, 0x01, 0x180, OOB_CMD_DRIVER_START);
r8168ep_ocp_write(tp, 0x01, 0x30, r8168ep_ocp_read(tp, 0x30) | 0x01);
- rtl_loop_wait_high(tp, &rtl_ep_ocp_read_cond, 10000, 10);
+ rtl_loop_wait_high(tp, &rtl_ep_ocp_read_cond, 10000, 30);
}
static void rtl8168_driver_start(struct rtl8169_private *tp)
diff --git a/drivers/net/ethernet/renesas/ravb_main.c b/drivers/net/ethernet/renesas/ravb_main.c
index 1fa002c..2bf5d4c 100644
--- a/drivers/net/ethernet/renesas/ravb_main.c
+++ b/drivers/net/ethernet/renesas/ravb_main.c
@@ -1567,7 +1567,7 @@
struct ravb_tstamp_skb *ts_skb;
struct ravb_tx_desc *desc;
unsigned long flags;
- u32 dma_addr;
+ dma_addr_t dma_addr;
void *buffer;
u32 entry;
u32 len;
diff --git a/drivers/net/ethernet/samsung/sxgbe/sxgbe_common.h b/drivers/net/ethernet/samsung/sxgbe/sxgbe_common.h
index 049dc6c..0f45107 100644
--- a/drivers/net/ethernet/samsung/sxgbe/sxgbe_common.h
+++ b/drivers/net/ethernet/samsung/sxgbe/sxgbe_common.h
@@ -329,7 +329,7 @@
/* Set power management mode (e.g. magic frame) */
void (*pmt)(void __iomem *ioaddr, unsigned long mode);
/* Set/Get Unicast MAC addresses */
- void (*set_umac_addr)(void __iomem *ioaddr, unsigned char *addr,
+ void (*set_umac_addr)(void __iomem *ioaddr, const unsigned char *addr,
unsigned int reg_n);
void (*get_umac_addr)(void __iomem *ioaddr, unsigned char *addr,
unsigned int reg_n);
diff --git a/drivers/net/ethernet/samsung/sxgbe/sxgbe_core.c b/drivers/net/ethernet/samsung/sxgbe/sxgbe_core.c
index e96e2bd..7d9f257 100644
--- a/drivers/net/ethernet/samsung/sxgbe/sxgbe_core.c
+++ b/drivers/net/ethernet/samsung/sxgbe/sxgbe_core.c
@@ -85,7 +85,8 @@
}
/* Set/Get Unicast MAC addresses */
-static void sxgbe_core_set_umac_addr(void __iomem *ioaddr, unsigned char *addr,
+static void sxgbe_core_set_umac_addr(void __iomem *ioaddr,
+ const unsigned char *addr,
unsigned int reg_n)
{
u32 high_word, low_word;
diff --git a/drivers/net/ethernet/sfc/ef10.c b/drivers/net/ethernet/sfc/ef10.c
index b20dbda..d8b3b33 100644
--- a/drivers/net/ethernet/sfc/ef10.c
+++ b/drivers/net/ethernet/sfc/ef10.c
@@ -1038,7 +1038,7 @@
}
int efx_ef10_vport_add_mac(struct efx_nic *efx,
- unsigned int port_id, u8 *mac)
+ unsigned int port_id, const u8 *mac)
{
MCDI_DECLARE_BUF(inbuf, MC_CMD_VPORT_ADD_MAC_ADDRESS_IN_LEN);
@@ -1050,7 +1050,7 @@
}
int efx_ef10_vport_del_mac(struct efx_nic *efx,
- unsigned int port_id, u8 *mac)
+ unsigned int port_id, const u8 *mac)
{
MCDI_DECLARE_BUF(inbuf, MC_CMD_VPORT_DEL_MAC_ADDRESS_IN_LEN);
diff --git a/drivers/net/ethernet/sfc/ef10_sriov.c b/drivers/net/ethernet/sfc/ef10_sriov.c
index eeaecea..92550c7 100644
--- a/drivers/net/ethernet/sfc/ef10_sriov.c
+++ b/drivers/net/ethernet/sfc/ef10_sriov.c
@@ -484,7 +484,7 @@
return rc;
}
-int efx_ef10_sriov_set_vf_mac(struct efx_nic *efx, int vf_i, u8 *mac)
+int efx_ef10_sriov_set_vf_mac(struct efx_nic *efx, int vf_i, const u8 *mac)
{
struct efx_ef10_nic_data *nic_data = efx->nic_data;
struct ef10_vf *vf;
diff --git a/drivers/net/ethernet/sfc/ef10_sriov.h b/drivers/net/ethernet/sfc/ef10_sriov.h
index cfe556d..3c703ca 100644
--- a/drivers/net/ethernet/sfc/ef10_sriov.h
+++ b/drivers/net/ethernet/sfc/ef10_sriov.h
@@ -39,7 +39,7 @@
void efx_ef10_sriov_fini(struct efx_nic *efx);
static inline void efx_ef10_sriov_flr(struct efx_nic *efx, unsigned vf_i) {}
-int efx_ef10_sriov_set_vf_mac(struct efx_nic *efx, int vf, u8 *mac);
+int efx_ef10_sriov_set_vf_mac(struct efx_nic *efx, int vf, const u8 *mac);
int efx_ef10_sriov_set_vf_vlan(struct efx_nic *efx, int vf_i,
u16 vlan, u8 qos);
@@ -60,9 +60,9 @@
void efx_ef10_vswitching_remove_pf(struct efx_nic *efx);
void efx_ef10_vswitching_remove_vf(struct efx_nic *efx);
int efx_ef10_vport_add_mac(struct efx_nic *efx,
- unsigned int port_id, u8 *mac);
+ unsigned int port_id, const u8 *mac);
int efx_ef10_vport_del_mac(struct efx_nic *efx,
- unsigned int port_id, u8 *mac);
+ unsigned int port_id, const u8 *mac);
int efx_ef10_vadaptor_alloc(struct efx_nic *efx, unsigned int port_id);
int efx_ef10_vadaptor_query(struct efx_nic *efx, unsigned int port_id,
u32 *port_flags, u32 *vadaptor_flags,
diff --git a/drivers/net/ethernet/sfc/net_driver.h b/drivers/net/ethernet/sfc/net_driver.h
index 6df500d..67a9758 100644
--- a/drivers/net/ethernet/sfc/net_driver.h
+++ b/drivers/net/ethernet/sfc/net_driver.h
@@ -1482,7 +1482,7 @@
bool (*sriov_wanted)(struct efx_nic *efx);
void (*sriov_reset)(struct efx_nic *efx);
void (*sriov_flr)(struct efx_nic *efx, unsigned vf_i);
- int (*sriov_set_vf_mac)(struct efx_nic *efx, int vf_i, u8 *mac);
+ int (*sriov_set_vf_mac)(struct efx_nic *efx, int vf_i, const u8 *mac);
int (*sriov_set_vf_vlan)(struct efx_nic *efx, int vf_i, u16 vlan,
u8 qos);
int (*sriov_set_vf_spoofchk)(struct efx_nic *efx, int vf_i,
diff --git a/drivers/net/ethernet/sfc/rx_common.c b/drivers/net/ethernet/sfc/rx_common.c
index a804c75..0f2d6ef 100644
--- a/drivers/net/ethernet/sfc/rx_common.c
+++ b/drivers/net/ethernet/sfc/rx_common.c
@@ -837,8 +837,10 @@
}
if (!success) {
- efx_for_each_channel(channel, efx)
+ efx_for_each_channel(channel, efx) {
kfree(channel->rps_flow_id);
+ channel->rps_flow_id = NULL;
+ }
efx->type->filter_table_remove(efx);
rc = -ENOMEM;
goto out_unlock;
diff --git a/drivers/net/ethernet/sfc/siena_sriov.c b/drivers/net/ethernet/sfc/siena_sriov.c
index 441e7f3..f12851a 100644
--- a/drivers/net/ethernet/sfc/siena_sriov.c
+++ b/drivers/net/ethernet/sfc/siena_sriov.c
@@ -1591,7 +1591,7 @@
destroy_workqueue(vfdi_workqueue);
}
-int efx_siena_sriov_set_vf_mac(struct efx_nic *efx, int vf_i, u8 *mac)
+int efx_siena_sriov_set_vf_mac(struct efx_nic *efx, int vf_i, const u8 *mac)
{
struct siena_nic_data *nic_data = efx->nic_data;
struct siena_vf *vf;
diff --git a/drivers/net/ethernet/sfc/siena_sriov.h b/drivers/net/ethernet/sfc/siena_sriov.h
index e441c89..e548c4d 100644
--- a/drivers/net/ethernet/sfc/siena_sriov.h
+++ b/drivers/net/ethernet/sfc/siena_sriov.h
@@ -46,7 +46,7 @@
void efx_siena_sriov_reset(struct efx_nic *efx);
void efx_siena_sriov_flr(struct efx_nic *efx, unsigned flr);
-int efx_siena_sriov_set_vf_mac(struct efx_nic *efx, int vf, u8 *mac);
+int efx_siena_sriov_set_vf_mac(struct efx_nic *efx, int vf, const u8 *mac);
int efx_siena_sriov_set_vf_vlan(struct efx_nic *efx, int vf,
u16 vlan, u8 qos);
int efx_siena_sriov_set_vf_spoofchk(struct efx_nic *efx, int vf,
diff --git a/drivers/net/ethernet/sis/sis900.c b/drivers/net/ethernet/sis/sis900.c
index 60a0c0e..d105779 100644
--- a/drivers/net/ethernet/sis/sis900.c
+++ b/drivers/net/ethernet/sis/sis900.c
@@ -1098,7 +1098,7 @@
/* load MAC addr to filter data register */
for (i = 0 ; i < 3 ; i++) {
- u32 w = (u32) *((u16 *)(net_dev->dev_addr)+i);
+ u32 w = (u32) *((const u16 *)(net_dev->dev_addr)+i);
sw32(rfcr, i << RFADDR_shift);
sw32(rfdr, w);
diff --git a/drivers/net/ethernet/smsc/smsc911x.c b/drivers/net/ethernet/smsc/smsc911x.c
index b330dcb..42f7914 100644
--- a/drivers/net/ethernet/smsc/smsc911x.c
+++ b/drivers/net/ethernet/smsc/smsc911x.c
@@ -1508,7 +1508,7 @@
/* Sets the device MAC address to dev_addr, called with mac_lock held */
static void
-smsc911x_set_hw_mac_address(struct smsc911x_data *pdata, u8 dev_addr[6])
+smsc911x_set_hw_mac_address(struct smsc911x_data *pdata, const u8 dev_addr[6])
{
u32 mac_high16 = (dev_addr[5] << 8) | dev_addr[4];
u32 mac_low32 = (dev_addr[3] << 24) | (dev_addr[2] << 16) |
diff --git a/drivers/net/ethernet/smsc/smsc9420.c b/drivers/net/ethernet/smsc/smsc9420.c
index fdbd2a4..2bded73 100644
--- a/drivers/net/ethernet/smsc/smsc9420.c
+++ b/drivers/net/ethernet/smsc/smsc9420.c
@@ -404,7 +404,7 @@
static void smsc9420_set_mac_address(struct net_device *dev)
{
struct smsc9420_pdata *pd = netdev_priv(dev);
- u8 *dev_addr = dev->dev_addr;
+ const u8 *dev_addr = dev->dev_addr;
u32 mac_high16 = (dev_addr[5] << 8) | dev_addr[4];
u32 mac_low32 = (dev_addr[3] << 24) | (dev_addr[2] << 16) |
(dev_addr[1] << 8) | dev_addr[0];
diff --git a/drivers/net/ethernet/stmicro/stmmac/common.h b/drivers/net/ethernet/stmicro/stmmac/common.h
index c113ec5..c03ac22 100644
--- a/drivers/net/ethernet/stmicro/stmmac/common.h
+++ b/drivers/net/ethernet/stmicro/stmmac/common.h
@@ -545,13 +545,13 @@
int dwxgmac2_setup(struct stmmac_priv *priv);
int dwxlgmac2_setup(struct stmmac_priv *priv);
-void stmmac_set_mac_addr(void __iomem *ioaddr, u8 addr[6],
+void stmmac_set_mac_addr(void __iomem *ioaddr, const u8 addr[6],
unsigned int high, unsigned int low);
void stmmac_get_mac_addr(void __iomem *ioaddr, unsigned char *addr,
unsigned int high, unsigned int low);
void stmmac_set_mac(void __iomem *ioaddr, bool enable);
-void stmmac_dwmac4_set_mac_addr(void __iomem *ioaddr, u8 addr[6],
+void stmmac_dwmac4_set_mac_addr(void __iomem *ioaddr, const u8 addr[6],
unsigned int high, unsigned int low);
void stmmac_dwmac4_get_mac_addr(void __iomem *ioaddr, unsigned char *addr,
unsigned int high, unsigned int low);
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c
index cef9734..da7b5d2 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c
@@ -59,11 +59,6 @@
return -ENODEV;
}
- if (!of_device_is_compatible(np, "loongson, pci-gmac")) {
- pr_info("dwmac_loongson_pci: Incompatible OF node\n");
- return -ENODEV;
- }
-
plat = devm_kzalloc(&pdev->dev, sizeof(*plat), GFP_KERNEL);
if (!plat)
return -ENOMEM;
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c
index 06e2af9..fda53b4 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c
@@ -634,7 +634,7 @@
* If addr is NULL, clear the slot
*/
static void sun8i_dwmac_set_umac_addr(struct mac_device_info *hw,
- unsigned char *addr,
+ const unsigned char *addr,
unsigned int reg_n)
{
void __iomem *ioaddr = hw->pcsr;
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c b/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c
index fc8759f..76edb9b 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c
@@ -104,7 +104,7 @@
}
static void dwmac1000_set_umac_addr(struct mac_device_info *hw,
- unsigned char *addr,
+ const unsigned char *addr,
unsigned int reg_n)
{
void __iomem *ioaddr = hw->pcsr;
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac100_core.c b/drivers/net/ethernet/stmicro/stmmac/dwmac100_core.c
index ebcad8d..75071a7 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac100_core.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac100_core.c
@@ -68,7 +68,7 @@
}
static void dwmac100_set_umac_addr(struct mac_device_info *hw,
- unsigned char *addr,
+ const unsigned char *addr,
unsigned int reg_n)
{
void __iomem *ioaddr = hw->pcsr;
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c
index 2948031..f6d6a6d9 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c
@@ -334,7 +334,7 @@
}
static void dwmac4_set_umac_addr(struct mac_device_info *hw,
- unsigned char *addr, unsigned int reg_n)
+ const unsigned char *addr, unsigned int reg_n)
{
void __iomem *ioaddr = hw->pcsr;
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c
index 7011c08..7c26394 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c
@@ -187,7 +187,7 @@
return ret;
}
-void stmmac_dwmac4_set_mac_addr(void __iomem *ioaddr, u8 addr[6],
+void stmmac_dwmac4_set_mac_addr(void __iomem *ioaddr, const u8 addr[6],
unsigned int high, unsigned int low)
{
unsigned long data;
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c b/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c
index 01d0a14..9b6138b 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c
@@ -239,7 +239,7 @@
do {} while ((readl(ioaddr + DMA_CONTROL) & DMA_CONTROL_FTF));
}
-void stmmac_set_mac_addr(void __iomem *ioaddr, u8 addr[6],
+void stmmac_set_mac_addr(void __iomem *ioaddr, const u8 addr[6],
unsigned int high, unsigned int low)
{
unsigned long data;
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c
index 3568bf3..c2181c2 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c
@@ -335,7 +335,8 @@
}
static void dwxgmac2_set_umac_addr(struct mac_device_info *hw,
- unsigned char *addr, unsigned int reg_n)
+ const unsigned char *addr,
+ unsigned int reg_n)
{
void __iomem *ioaddr = hw->pcsr;
u32 value;
diff --git a/drivers/net/ethernet/stmicro/stmmac/hwif.h b/drivers/net/ethernet/stmicro/stmmac/hwif.h
index cc229cc..58e5c6c 100644
--- a/drivers/net/ethernet/stmicro/stmmac/hwif.h
+++ b/drivers/net/ethernet/stmicro/stmmac/hwif.h
@@ -330,7 +330,8 @@
/* Set power management mode (e.g. magic frame) */
void (*pmt)(struct mac_device_info *hw, unsigned long mode);
/* Set/Get Unicast MAC addresses */
- void (*set_umac_addr)(struct mac_device_info *hw, unsigned char *addr,
+ void (*set_umac_addr)(struct mac_device_info *hw,
+ const unsigned char *addr,
unsigned int reg_n);
void (*get_umac_addr)(struct mac_device_info *hw, unsigned char *addr,
unsigned int reg_n);
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac.h b/drivers/net/ethernet/stmicro/stmmac/stmmac.h
index f037792..1a744377 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac.h
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac.h
@@ -241,6 +241,7 @@
u32 msg_enable;
int wolopts;
int wol_irq;
+ bool wol_irq_disabled;
int clk_csr;
struct timer_list eee_ctrl_timer;
int lpi_irq;
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
index 9e8ae43..7b95436 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
@@ -758,10 +758,16 @@
if (wol->wolopts) {
pr_info("stmmac: wakeup enable\n");
device_set_wakeup_enable(priv->device, 1);
- enable_irq_wake(priv->wol_irq);
+ /* Avoid unbalanced enable_irq_wake calls */
+ if (priv->wol_irq_disabled)
+ enable_irq_wake(priv->wol_irq);
+ priv->wol_irq_disabled = false;
} else {
device_set_wakeup_enable(priv->device, 0);
- disable_irq_wake(priv->wol_irq);
+ /* Avoid unbalanced disable_irq_wake calls */
+ if (!priv->wol_irq_disabled)
+ disable_irq_wake(priv->wol_irq);
+ priv->wol_irq_disabled = true;
}
mutex_lock(&priv->lock);
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 08693d7..ede630b 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -3506,6 +3506,7 @@
/* Request the Wake IRQ in case of another line
* is used for WoL
*/
+ priv->wol_irq_disabled = true;
if (priv->wol_irq > 0 && priv->wol_irq != dev->irq) {
int_name = priv->int_name_wol;
sprintf(int_name, "%s:%s", dev->name, "wol");
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c
index ea7200b..4705344 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c
@@ -36,7 +36,7 @@
int vlan_id_in;
int vlan_id_out;
unsigned char *src;
- unsigned char *dst;
+ const unsigned char *dst;
u32 ip_src;
u32 ip_dst;
int tcp;
@@ -249,8 +249,8 @@
struct net_device *orig_ndev)
{
struct stmmac_test_priv *tpriv = pt->af_packet_priv;
+ const unsigned char *dst = tpriv->packet->dst;
unsigned char *src = tpriv->packet->src;
- unsigned char *dst = tpriv->packet->dst;
struct stmmachdr *shdr;
struct ethhdr *ehdr;
struct udphdr *uhdr;
diff --git a/drivers/net/ethernet/sun/sunbmac.c b/drivers/net/ethernet/sun/sunbmac.c
index c646575..d704266 100644
--- a/drivers/net/ethernet/sun/sunbmac.c
+++ b/drivers/net/ethernet/sun/sunbmac.c
@@ -623,7 +623,7 @@
void __iomem *cregs = bp->creg;
void __iomem *bregs = bp->bregs;
__u32 bblk_dvma = (__u32)bp->bblock_dvma;
- unsigned char *e = &bp->dev->dev_addr[0];
+ const unsigned char *e = &bp->dev->dev_addr[0];
/* Latch current counters into statistics. */
bigmac_get_counters(bp, bregs);
diff --git a/drivers/net/ethernet/sun/sunqe.c b/drivers/net/ethernet/sun/sunqe.c
index 577cd97..7591d2d77 100644
--- a/drivers/net/ethernet/sun/sunqe.c
+++ b/drivers/net/ethernet/sun/sunqe.c
@@ -144,7 +144,7 @@
void __iomem *cregs = qep->qcregs;
void __iomem *mregs = qep->mregs;
void __iomem *gregs = qecp->gregs;
- unsigned char *e = &qep->dev->dev_addr[0];
+ const unsigned char *e = &qep->dev->dev_addr[0];
__u32 qblk_dvma = (__u32)qep->qblock_dvma;
u32 tmp;
int i;
diff --git a/drivers/net/ethernet/synopsys/dwc-xlgmac-hw.c b/drivers/net/ethernet/synopsys/dwc-xlgmac-hw.c
index bf6c1c6..76eb7db 100644
--- a/drivers/net/ethernet/synopsys/dwc-xlgmac-hw.c
+++ b/drivers/net/ethernet/synopsys/dwc-xlgmac-hw.c
@@ -57,7 +57,7 @@
return 0;
}
-static int xlgmac_set_mac_address(struct xlgmac_pdata *pdata, u8 *addr)
+static int xlgmac_set_mac_address(struct xlgmac_pdata *pdata, const u8 *addr)
{
unsigned int mac_addr_hi, mac_addr_lo;
diff --git a/drivers/net/ethernet/synopsys/dwc-xlgmac.h b/drivers/net/ethernet/synopsys/dwc-xlgmac.h
index 8598aaf..98e3a27 100644
--- a/drivers/net/ethernet/synopsys/dwc-xlgmac.h
+++ b/drivers/net/ethernet/synopsys/dwc-xlgmac.h
@@ -410,7 +410,7 @@
void (*dev_xmit)(struct xlgmac_channel *channel);
int (*dev_read)(struct xlgmac_channel *channel);
- int (*set_mac_address)(struct xlgmac_pdata *pdata, u8 *addr);
+ int (*set_mac_address)(struct xlgmac_pdata *pdata, const u8 *addr);
int (*config_rx_mode)(struct xlgmac_pdata *pdata);
int (*enable_rx_csum)(struct xlgmac_pdata *pdata);
int (*disable_rx_csum)(struct xlgmac_pdata *pdata);
diff --git a/drivers/net/ethernet/ti/am65-cpsw-nuss.c b/drivers/net/ethernet/ti/am65-cpsw-nuss.c
index 4aa9477..1fa6f0da 100644
--- a/drivers/net/ethernet/ti/am65-cpsw-nuss.c
+++ b/drivers/net/ethernet/ti/am65-cpsw-nuss.c
@@ -53,7 +53,7 @@
#define AM65_CPSW_MAX_PORTS 8
#define AM65_CPSW_MIN_PACKET_SIZE VLAN_ETH_ZLEN
-#define AM65_CPSW_MAX_PACKET_SIZE (VLAN_ETH_FRAME_LEN + ETH_FCS_LEN)
+#define AM65_CPSW_MAX_PACKET_SIZE 2024
#define AM65_CPSW_REG_CTL 0x004
#define AM65_CPSW_REG_STAT_PORT_EN 0x014
@@ -1985,7 +1985,8 @@
eth_hw_addr_set(port->ndev, port->slave.mac_addr);
port->ndev->min_mtu = AM65_CPSW_MIN_PACKET_SIZE;
- port->ndev->max_mtu = AM65_CPSW_MAX_PACKET_SIZE;
+ port->ndev->max_mtu = AM65_CPSW_MAX_PACKET_SIZE -
+ (VLAN_ETH_HLEN + ETH_FCS_LEN);
port->ndev->hw_features = NETIF_F_SG |
NETIF_F_RXCSUM |
NETIF_F_HW_CSUM |
diff --git a/drivers/net/ethernet/ti/tlan.c b/drivers/net/ethernet/ti/tlan.c
index 77c448a..eab7d78 100644
--- a/drivers/net/ethernet/ti/tlan.c
+++ b/drivers/net/ethernet/ti/tlan.c
@@ -184,7 +184,7 @@
static void tlan_read_and_clear_stats(struct net_device *, int);
static void tlan_reset_adapter(struct net_device *);
static void tlan_finish_reset(struct net_device *);
-static void tlan_set_mac(struct net_device *, int areg, char *mac);
+static void tlan_set_mac(struct net_device *, int areg, const char *mac);
static void __tlan_phy_print(struct net_device *);
static void tlan_phy_print(struct net_device *);
@@ -2346,7 +2346,7 @@
*
**************************************************************/
-static void tlan_set_mac(struct net_device *dev, int areg, char *mac)
+static void tlan_set_mac(struct net_device *dev, int areg, const char *mac)
{
int i;
diff --git a/drivers/net/ethernet/toshiba/tc35815.c b/drivers/net/ethernet/toshiba/tc35815.c
index 52245ac..07f9f8e 100644
--- a/drivers/net/ethernet/toshiba/tc35815.c
+++ b/drivers/net/ethernet/toshiba/tc35815.c
@@ -1859,7 +1859,8 @@
return &dev->stats;
}
-static void tc35815_set_cam_entry(struct net_device *dev, int index, unsigned char *addr)
+static void tc35815_set_cam_entry(struct net_device *dev, int index,
+ const unsigned char *addr)
{
struct tc35815_local *lp = netdev_priv(dev);
struct tc35815_regs __iomem *tr =
diff --git a/drivers/net/ethernet/xilinx/xilinx_emaclite.c b/drivers/net/ethernet/xilinx/xilinx_emaclite.c
index 093c75d..84e4593 100644
--- a/drivers/net/ethernet/xilinx/xilinx_emaclite.c
+++ b/drivers/net/ethernet/xilinx/xilinx_emaclite.c
@@ -206,12 +206,13 @@
* This function writes data from a 16-bit aligned buffer to a 32-bit aligned
* address in the EmacLite device.
*/
-static void xemaclite_aligned_write(void *src_ptr, u32 *dest_ptr,
+static void xemaclite_aligned_write(const void *src_ptr, u32 *dest_ptr,
unsigned length)
{
+ const u16 *from_u16_ptr;
u32 align_buffer;
u32 *to_u32_ptr;
- u16 *from_u16_ptr, *to_u16_ptr;
+ u16 *to_u16_ptr;
to_u32_ptr = dest_ptr;
from_u16_ptr = src_ptr;
@@ -470,7 +471,7 @@
* buffers (if configured).
*/
static void xemaclite_update_address(struct net_local *drvdata,
- u8 *address_ptr)
+ const u8 *address_ptr)
{
void __iomem *addr;
u32 reg_data;
diff --git a/drivers/net/ethernet/xircom/xirc2ps_cs.c b/drivers/net/ethernet/xircom/xirc2ps_cs.c
index f8bbd14..10f42b7 100644
--- a/drivers/net/ethernet/xircom/xirc2ps_cs.c
+++ b/drivers/net/ethernet/xircom/xirc2ps_cs.c
@@ -1276,7 +1276,7 @@
unsigned int ioaddr;
};
-static void set_address(struct set_address_info *sa_info, char *addr)
+static void set_address(struct set_address_info *sa_info, const char *addr)
{
unsigned int ioaddr = sa_info->ioaddr;
int i;
diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c
index 05a8985..dc209ad 100644
--- a/drivers/net/phy/micrel.c
+++ b/drivers/net/phy/micrel.c
@@ -1728,6 +1728,7 @@
/* PHY_GBIT_FEATURES */
.driver_data = &ksz9021_type,
.probe = kszphy_probe,
+ .soft_reset = genphy_soft_reset,
.config_init = ksz9131_config_init,
.config_intr = kszphy_config_intr,
.handle_interrupt = kszphy_handle_interrupt,
diff --git a/drivers/net/phy/mscc/mscc_main.c b/drivers/net/phy/mscc/mscc_main.c
index cef43b1..b349c35 100644
--- a/drivers/net/phy/mscc/mscc_main.c
+++ b/drivers/net/phy/mscc/mscc_main.c
@@ -273,12 +273,12 @@
static int vsc85xx_wol_set(struct phy_device *phydev,
struct ethtool_wolinfo *wol)
{
+ const u8 *mac_addr = phydev->attached_dev->dev_addr;
int rc;
u16 reg_val;
u8 i;
u16 pwd[3] = {0, 0, 0};
struct ethtool_wolinfo *wol_conf = wol;
- u8 *mac_addr = phydev->attached_dev->dev_addr;
mutex_lock(&phydev->lock);
rc = phy_select_page(phydev, MSCC_PHY_PAGE_EXTENDED_2);
diff --git a/drivers/net/usb/aqc111.c b/drivers/net/usb/aqc111.c
index bc5e3f4..6db37eb6c 100644
--- a/drivers/net/usb/aqc111.c
+++ b/drivers/net/usb/aqc111.c
@@ -119,7 +119,7 @@
}
static int aqc111_write_cmd(struct usbnet *dev, u8 cmd, u16 value,
- u16 index, u16 size, void *data)
+ u16 index, u16 size, const void *data)
{
int ret;
diff --git a/drivers/net/usb/ax88172a.c b/drivers/net/usb/ax88172a.c
index d9777d9..bc6c8c2 100644
--- a/drivers/net/usb/ax88172a.c
+++ b/drivers/net/usb/ax88172a.c
@@ -161,7 +161,9 @@
u8 buf[ETH_ALEN];
struct ax88172a_private *priv;
- usbnet_get_endpoints(dev, intf);
+ ret = usbnet_get_endpoints(dev, intf);
+ if (ret)
+ return ret;
priv = kzalloc(sizeof(*priv), GFP_KERNEL);
if (!priv)
diff --git a/drivers/net/usb/ax88179_178a.c b/drivers/net/usb/ax88179_178a.c
index c419baf..f11748c 100644
--- a/drivers/net/usb/ax88179_178a.c
+++ b/drivers/net/usb/ax88179_178a.c
@@ -164,11 +164,16 @@
#define GMII_PHY_PGSEL_PAGE3 0x0003
#define GMII_PHY_PGSEL_PAGE5 0x0005
+static int ax88179_reset(struct usbnet *dev);
+
struct ax88179_data {
u8 eee_enabled;
u8 eee_active;
u16 rxctl;
- u16 reserved;
+ u8 in_pm;
+ u32 wol_supported;
+ u32 wolopts;
+ u8 disconnecting;
};
struct ax88179_int_data {
@@ -185,15 +190,30 @@
{7, 0xcc, 0x4c, 0x18, 8},
};
+static void ax88179_set_pm_mode(struct usbnet *dev, bool pm_mode)
+{
+ struct ax88179_data *ax179_data = dev->driver_priv;
+
+ ax179_data->in_pm = pm_mode;
+}
+
+static int ax88179_in_pm(struct usbnet *dev)
+{
+ struct ax88179_data *ax179_data = dev->driver_priv;
+
+ return ax179_data->in_pm;
+}
+
static int __ax88179_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index,
- u16 size, void *data, int in_pm)
+ u16 size, void *data)
{
int ret;
int (*fn)(struct usbnet *, u8, u8, u16, u16, void *, u16);
+ struct ax88179_data *ax179_data = dev->driver_priv;
BUG_ON(!dev);
- if (!in_pm)
+ if (!ax88179_in_pm(dev))
fn = usbnet_read_cmd;
else
fn = usbnet_read_cmd_nopm;
@@ -201,7 +221,7 @@
ret = fn(dev, cmd, USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
value, index, data, size);
- if (unlikely(ret < 0))
+ if (unlikely((ret < 0) && !(ret == -ENODEV && ax179_data->disconnecting)))
netdev_warn(dev->net, "Failed to read reg index 0x%04x: %d\n",
index, ret);
@@ -209,14 +229,15 @@
}
static int __ax88179_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index,
- u16 size, void *data, int in_pm)
+ u16 size, const void *data)
{
int ret;
int (*fn)(struct usbnet *, u8, u8, u16, u16, const void *, u16);
+ struct ax88179_data *ax179_data = dev->driver_priv;
BUG_ON(!dev);
- if (!in_pm)
+ if (!ax88179_in_pm(dev))
fn = usbnet_write_cmd;
else
fn = usbnet_write_cmd_nopm;
@@ -224,7 +245,7 @@
ret = fn(dev, cmd, USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
value, index, data, size);
- if (unlikely(ret < 0))
+ if (unlikely((ret < 0) && !(ret == -ENODEV && ax179_data->disconnecting)))
netdev_warn(dev->net, "Failed to write reg index 0x%04x: %d\n",
index, ret);
@@ -249,47 +270,6 @@
}
}
-static int ax88179_read_cmd_nopm(struct usbnet *dev, u8 cmd, u16 value,
- u16 index, u16 size, void *data)
-{
- int ret;
-
- if (2 == size) {
- u16 buf;
- ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf, 1);
- le16_to_cpus(&buf);
- *((u16 *)data) = buf;
- } else if (4 == size) {
- u32 buf;
- ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf, 1);
- le32_to_cpus(&buf);
- *((u32 *)data) = buf;
- } else {
- ret = __ax88179_read_cmd(dev, cmd, value, index, size, data, 1);
- }
-
- return ret;
-}
-
-static int ax88179_write_cmd_nopm(struct usbnet *dev, u8 cmd, u16 value,
- u16 index, u16 size, void *data)
-{
- int ret;
-
- if (2 == size) {
- u16 buf;
- buf = *((u16 *)data);
- cpu_to_le16s(&buf);
- ret = __ax88179_write_cmd(dev, cmd, value, index,
- size, &buf, 1);
- } else {
- ret = __ax88179_write_cmd(dev, cmd, value, index,
- size, data, 1);
- }
-
- return ret;
-}
-
static int ax88179_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index,
u16 size, void *data)
{
@@ -297,23 +277,23 @@
if (2 == size) {
u16 buf = 0;
- ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf, 0);
+ ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf);
le16_to_cpus(&buf);
*((u16 *)data) = buf;
} else if (4 == size) {
u32 buf = 0;
- ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf, 0);
+ ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf);
le32_to_cpus(&buf);
*((u32 *)data) = buf;
} else {
- ret = __ax88179_read_cmd(dev, cmd, value, index, size, data, 0);
+ ret = __ax88179_read_cmd(dev, cmd, value, index, size, data);
}
return ret;
}
static int ax88179_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index,
- u16 size, void *data)
+ u16 size, const void *data)
{
int ret;
@@ -322,10 +302,10 @@
buf = *((u16 *)data);
cpu_to_le16s(&buf);
ret = __ax88179_write_cmd(dev, cmd, value, index,
- size, &buf, 0);
+ size, &buf);
} else {
ret = __ax88179_write_cmd(dev, cmd, value, index,
- size, data, 0);
+ size, data);
}
return ret;
@@ -425,55 +405,63 @@
static int ax88179_suspend(struct usb_interface *intf, pm_message_t message)
{
struct usbnet *dev = usb_get_intfdata(intf);
+ struct ax88179_data *priv = dev->driver_priv;
u16 tmp16;
u8 tmp8;
+ ax88179_set_pm_mode(dev, true);
+
usbnet_suspend(intf, message);
+ /* Enable WoL */
+ if (priv->wolopts) {
+ ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD,
+ 1, 1, &tmp8);
+ if (priv->wolopts & WAKE_PHY)
+ tmp8 |= AX_MONITOR_MODE_RWLC;
+ if (priv->wolopts & WAKE_MAGIC)
+ tmp8 |= AX_MONITOR_MODE_RWMP;
+
+ ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD,
+ 1, 1, &tmp8);
+ }
+
/* Disable RX path */
- ax88179_read_cmd_nopm(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE,
- 2, 2, &tmp16);
+ ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE,
+ 2, 2, &tmp16);
tmp16 &= ~AX_MEDIUM_RECEIVE_EN;
- ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE,
- 2, 2, &tmp16);
+ ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE,
+ 2, 2, &tmp16);
/* Force bulk-in zero length */
- ax88179_read_cmd_nopm(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL,
- 2, 2, &tmp16);
+ ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL,
+ 2, 2, &tmp16);
tmp16 |= AX_PHYPWR_RSTCTL_BZ | AX_PHYPWR_RSTCTL_IPRL;
- ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL,
- 2, 2, &tmp16);
+ ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL,
+ 2, 2, &tmp16);
/* change clock */
tmp8 = 0;
- ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8);
+ ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8);
/* Configure RX control register => stop operation */
tmp16 = AX_RX_CTL_STOP;
- ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &tmp16);
+ ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &tmp16);
+
+ ax88179_set_pm_mode(dev, false);
return 0;
}
/* This function is used to enable the autodetach function. */
/* This function is determined by offset 0x43 of EEPROM */
-static int ax88179_auto_detach(struct usbnet *dev, int in_pm)
+static int ax88179_auto_detach(struct usbnet *dev)
{
u16 tmp16;
u8 tmp8;
- int (*fnr)(struct usbnet *, u8, u16, u16, u16, void *);
- int (*fnw)(struct usbnet *, u8, u16, u16, u16, void *);
- if (!in_pm) {
- fnr = ax88179_read_cmd;
- fnw = ax88179_write_cmd;
- } else {
- fnr = ax88179_read_cmd_nopm;
- fnw = ax88179_write_cmd_nopm;
- }
-
- if (fnr(dev, AX_ACCESS_EEPROM, 0x43, 1, 2, &tmp16) < 0)
+ if (ax88179_read_cmd(dev, AX_ACCESS_EEPROM, 0x43, 1, 2, &tmp16) < 0)
return 0;
if ((tmp16 == 0xFFFF) || (!(tmp16 & 0x0100)))
@@ -481,13 +469,13 @@
/* Enable Auto Detach bit */
tmp8 = 0;
- fnr(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8);
+ ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8);
tmp8 |= AX_CLK_SELECT_ULR;
- fnw(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8);
+ ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8);
- fnr(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, &tmp16);
+ ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, &tmp16);
tmp16 |= AX_PHYPWR_RSTCTL_AT;
- fnw(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, &tmp16);
+ ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, &tmp16);
return 0;
}
@@ -498,74 +486,74 @@
u16 tmp16;
u8 tmp8;
+ ax88179_set_pm_mode(dev, true);
+
usbnet_link_change(dev, 0, 0);
/* Power up ethernet PHY */
tmp16 = 0;
- ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL,
- 2, 2, &tmp16);
+ ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL,
+ 2, 2, &tmp16);
udelay(1000);
tmp16 = AX_PHYPWR_RSTCTL_IPRL;
- ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL,
- 2, 2, &tmp16);
+ ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL,
+ 2, 2, &tmp16);
msleep(200);
/* Ethernet PHY Auto Detach*/
- ax88179_auto_detach(dev, 1);
+ ax88179_auto_detach(dev);
/* Enable clock */
- ax88179_read_cmd_nopm(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8);
+ ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8);
tmp8 |= AX_CLK_SELECT_ACS | AX_CLK_SELECT_BCS;
- ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8);
+ ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8);
msleep(100);
/* Configure RX control register => start operation */
tmp16 = AX_RX_CTL_DROPCRCERR | AX_RX_CTL_IPE | AX_RX_CTL_START |
AX_RX_CTL_AP | AX_RX_CTL_AMALL | AX_RX_CTL_AB;
- ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &tmp16);
+ ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &tmp16);
+
+ ax88179_set_pm_mode(dev, false);
return usbnet_resume(intf);
}
+static void ax88179_disconnect(struct usb_interface *intf)
+{
+ struct usbnet *dev = usb_get_intfdata(intf);
+ struct ax88179_data *ax179_data;
+
+ if (!dev)
+ return;
+
+ ax179_data = dev->driver_priv;
+ ax179_data->disconnecting = 1;
+
+ usbnet_disconnect(intf);
+}
+
static void
ax88179_get_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo)
{
struct usbnet *dev = netdev_priv(net);
- u8 opt;
+ struct ax88179_data *priv = dev->driver_priv;
- if (ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD,
- 1, 1, &opt) < 0) {
- wolinfo->supported = 0;
- wolinfo->wolopts = 0;
- return;
- }
-
- wolinfo->supported = WAKE_PHY | WAKE_MAGIC;
- wolinfo->wolopts = 0;
- if (opt & AX_MONITOR_MODE_RWLC)
- wolinfo->wolopts |= WAKE_PHY;
- if (opt & AX_MONITOR_MODE_RWMP)
- wolinfo->wolopts |= WAKE_MAGIC;
+ wolinfo->supported = priv->wol_supported;
+ wolinfo->wolopts = priv->wolopts;
}
static int
ax88179_set_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo)
{
struct usbnet *dev = netdev_priv(net);
- u8 opt = 0;
+ struct ax88179_data *priv = dev->driver_priv;
- if (wolinfo->wolopts & ~(WAKE_PHY | WAKE_MAGIC))
+ if (wolinfo->wolopts & ~(priv->wol_supported))
return -EINVAL;
- if (wolinfo->wolopts & WAKE_PHY)
- opt |= AX_MONITOR_MODE_RWLC;
- if (wolinfo->wolopts & WAKE_MAGIC)
- opt |= AX_MONITOR_MODE_RWMP;
-
- if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD,
- 1, 1, &opt) < 0)
- return -EINVAL;
+ priv->wolopts = wolinfo->wolopts;
return 0;
}
@@ -599,8 +587,7 @@
/* ax88179/178A returns 2 bytes from eeprom on read */
for (i = first_word; i <= last_word; i++) {
ret = __ax88179_read_cmd(dev, AX_ACCESS_EEPROM, i, 1, 2,
- &eeprom_buff[i - first_word],
- 0);
+ &eeprom_buff[i - first_word]);
if (ret < 0) {
kfree(eeprom_buff);
return -EIO;
@@ -745,7 +732,7 @@
static int ax88179_chk_eee(struct usbnet *dev)
{
struct ethtool_cmd ecmd = { .cmd = ETHTOOL_GSET };
- struct ax88179_data *priv = (struct ax88179_data *)dev->data;
+ struct ax88179_data *priv = dev->driver_priv;
mii_ethtool_gset(&dev->mii, &ecmd);
@@ -848,7 +835,7 @@
static int ax88179_get_eee(struct net_device *net, struct ethtool_eee *edata)
{
struct usbnet *dev = netdev_priv(net);
- struct ax88179_data *priv = (struct ax88179_data *)dev->data;
+ struct ax88179_data *priv = dev->driver_priv;
edata->eee_enabled = priv->eee_enabled;
edata->eee_active = priv->eee_active;
@@ -859,7 +846,7 @@
static int ax88179_set_eee(struct net_device *net, struct ethtool_eee *edata)
{
struct usbnet *dev = netdev_priv(net);
- struct ax88179_data *priv = (struct ax88179_data *)dev->data;
+ struct ax88179_data *priv = dev->driver_priv;
int ret;
priv->eee_enabled = edata->eee_enabled;
@@ -910,8 +897,8 @@
static void ax88179_set_multicast(struct net_device *net)
{
struct usbnet *dev = netdev_priv(net);
- struct ax88179_data *data = (struct ax88179_data *)dev->data;
- u8 *m_filter = ((u8 *)dev->data) + 12;
+ struct ax88179_data *data = dev->driver_priv;
+ u8 *m_filter = ((u8 *)dev->data);
data->rxctl = (AX_RX_CTL_START | AX_RX_CTL_AB | AX_RX_CTL_IPE);
@@ -923,7 +910,7 @@
} else if (netdev_mc_empty(net)) {
/* just broadcast and directed */
} else {
- /* We use the 20 byte dev->data for our 8 byte filter buffer
+ /* We use dev->data for our 8 byte filter buffer
* to avoid allocating memory that is tricky to free later
*/
u32 crc_bits;
@@ -1069,7 +1056,7 @@
} while (buf & EEP_BUSY);
__ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_DATA_LOW,
- 2, 2, &eeprom[i * 2], 0);
+ 2, 2, &eeprom[i * 2]);
if ((i == 0) && (eeprom[0] == 0xFF))
return -EINVAL;
@@ -1322,46 +1309,15 @@
static int ax88179_bind(struct usbnet *dev, struct usb_interface *intf)
{
- u8 buf[5];
- u16 *tmp16;
- u8 *tmp;
- struct ax88179_data *ax179_data = (struct ax88179_data *)dev->data;
- struct ethtool_eee eee_data;
+ struct ax88179_data *ax179_data;
usbnet_get_endpoints(dev, intf);
- tmp16 = (u16 *)buf;
- tmp = (u8 *)buf;
+ ax179_data = kzalloc(sizeof(*ax179_data), GFP_KERNEL);
+ if (!ax179_data)
+ return -ENOMEM;
- memset(ax179_data, 0, sizeof(*ax179_data));
-
- /* Power up ethernet PHY */
- *tmp16 = 0;
- ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, tmp16);
- *tmp16 = AX_PHYPWR_RSTCTL_IPRL;
- ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, tmp16);
- msleep(200);
-
- *tmp = AX_CLK_SELECT_ACS | AX_CLK_SELECT_BCS;
- ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, tmp);
- msleep(100);
-
- /* Read MAC address from DTB or asix chip */
- ax88179_get_mac_addr(dev);
- memcpy(dev->net->perm_addr, dev->net->dev_addr, ETH_ALEN);
-
- /* RX bulk configuration */
- memcpy(tmp, &AX88179_BULKIN_SIZE[0], 5);
- ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_BULKIN_QCTRL, 5, 5, tmp);
-
- dev->rx_urb_size = 1024 * 20;
-
- *tmp = 0x34;
- ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PAUSE_WATERLVL_LOW, 1, 1, tmp);
-
- *tmp = 0x52;
- ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PAUSE_WATERLVL_HIGH,
- 1, 1, tmp);
+ dev->driver_priv = ax179_data;
dev->net->netdev_ops = &ax88179_netdev_ops;
dev->net->ethtool_ops = &ax88179_ethtool_ops;
@@ -1383,52 +1339,14 @@
dev->net->hw_features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM |
NETIF_F_RXCSUM;
- /* Enable checksum offload */
- *tmp = AX_RXCOE_IP | AX_RXCOE_TCP | AX_RXCOE_UDP |
- AX_RXCOE_TCPV6 | AX_RXCOE_UDPV6;
- ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RXCOE_CTL, 1, 1, tmp);
-
- *tmp = AX_TXCOE_IP | AX_TXCOE_TCP | AX_TXCOE_UDP |
- AX_TXCOE_TCPV6 | AX_TXCOE_UDPV6;
- ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, tmp);
-
- /* Configure RX control register => start operation */
- *tmp16 = AX_RX_CTL_DROPCRCERR | AX_RX_CTL_IPE | AX_RX_CTL_START |
- AX_RX_CTL_AP | AX_RX_CTL_AMALL | AX_RX_CTL_AB;
- ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, tmp16);
-
- *tmp = AX_MONITOR_MODE_PMETYPE | AX_MONITOR_MODE_PMEPOL |
- AX_MONITOR_MODE_RWMP;
- ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD, 1, 1, tmp);
-
- /* Configure default medium type => giga */
- *tmp16 = AX_MEDIUM_RECEIVE_EN | AX_MEDIUM_TXFLOW_CTRLEN |
- AX_MEDIUM_RXFLOW_CTRLEN | AX_MEDIUM_FULL_DUPLEX |
- AX_MEDIUM_GIGAMODE;
- ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE,
- 2, 2, tmp16);
-
- ax88179_led_setting(dev);
-
- ax179_data->eee_enabled = 0;
- ax179_data->eee_active = 0;
-
- ax88179_disable_eee(dev);
-
- ax88179_ethtool_get_eee(dev, &eee_data);
- eee_data.advertised = 0;
- ax88179_ethtool_set_eee(dev, &eee_data);
-
- /* Restart autoneg */
- mii_nway_restart(&dev->mii);
-
- usbnet_link_change(dev, 0, 0);
+ ax88179_reset(dev);
return 0;
}
static void ax88179_unbind(struct usbnet *dev, struct usb_interface *intf)
{
+ struct ax88179_data *ax179_data = dev->driver_priv;
u16 tmp16;
/* Configure RX control register => stop operation */
@@ -1441,6 +1359,8 @@
/* Power down ethernet PHY */
tmp16 = 0;
ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, &tmp16);
+
+ kfree(ax179_data);
}
static void
@@ -1613,7 +1533,7 @@
static int ax88179_link_reset(struct usbnet *dev)
{
- struct ax88179_data *ax179_data = (struct ax88179_data *)dev->data;
+ struct ax88179_data *ax179_data = dev->driver_priv;
u8 tmp[5], link_sts;
u16 mode, tmp16, delay = HZ / 10;
u32 tmp32 = 0x40000000;
@@ -1688,7 +1608,7 @@
u8 buf[5];
u16 *tmp16;
u8 *tmp;
- struct ax88179_data *ax179_data = (struct ax88179_data *)dev->data;
+ struct ax88179_data *ax179_data = dev->driver_priv;
struct ethtool_eee eee_data;
tmp16 = (u16 *)buf;
@@ -1707,10 +1627,11 @@
msleep(200);
/* Ethernet PHY Auto Detach*/
- ax88179_auto_detach(dev, 0);
+ ax88179_auto_detach(dev);
/* Read MAC address from DTB or asix chip */
ax88179_get_mac_addr(dev);
+ memcpy(dev->net->perm_addr, dev->net->dev_addr, ETH_ALEN);
/* RX bulk configuration */
memcpy(tmp, &AX88179_BULKIN_SIZE[0], 5);
@@ -1725,12 +1646,6 @@
ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PAUSE_WATERLVL_HIGH,
1, 1, tmp);
- dev->net->features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM |
- NETIF_F_RXCSUM;
-
- dev->net->hw_features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM |
- NETIF_F_RXCSUM;
-
/* Enable checksum offload */
*tmp = AX_RXCOE_IP | AX_RXCOE_TCP | AX_RXCOE_UDP |
AX_RXCOE_TCPV6 | AX_RXCOE_UDPV6;
@@ -1756,6 +1671,12 @@
ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE,
2, 2, tmp16);
+ /* Check if WoL is supported */
+ ax179_data->wol_supported = 0;
+ if (ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD,
+ 1, 1, &tmp) > 0)
+ ax179_data->wol_supported = WAKE_MAGIC | WAKE_PHY;
+
ax88179_led_setting(dev);
ax179_data->eee_enabled = 0;
@@ -1971,7 +1892,7 @@
.suspend = ax88179_suspend,
.resume = ax88179_resume,
.reset_resume = ax88179_resume,
- .disconnect = usbnet_disconnect,
+ .disconnect = ax88179_disconnect,
.supports_autosuspend = 1,
.disable_hub_initiated_lpm = 1,
};
diff --git a/drivers/net/usb/catc.c b/drivers/net/usb/catc.c
index 97ba670..24db576 100644
--- a/drivers/net/usb/catc.c
+++ b/drivers/net/usb/catc.c
@@ -615,7 +615,7 @@
* Receive modes. Broadcast, Multicast, Promisc.
*/
-static void catc_multicast(unsigned char *addr, u8 *multicast)
+static void catc_multicast(const unsigned char *addr, u8 *multicast)
{
u32 crc;
diff --git a/drivers/net/usb/dm9601.c b/drivers/net/usb/dm9601.c
index 56f1c33..1959e12 100644
--- a/drivers/net/usb/dm9601.c
+++ b/drivers/net/usb/dm9601.c
@@ -93,7 +93,8 @@
value, reg, NULL, 0);
}
-static void dm_write_async(struct usbnet *dev, u8 reg, u16 length, void *data)
+static void dm_write_async(struct usbnet *dev, u8 reg, u16 length,
+ const void *data)
{
usbnet_write_cmd_async(dev, DM_WRITE_REGS,
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
diff --git a/drivers/net/usb/mcs7830.c b/drivers/net/usb/mcs7830.c
index a31a3b9..8f484c4 100644
--- a/drivers/net/usb/mcs7830.c
+++ b/drivers/net/usb/mcs7830.c
@@ -140,7 +140,8 @@
return 0;
}
-static int mcs7830_hif_set_mac_address(struct usbnet *dev, unsigned char *addr)
+static int mcs7830_hif_set_mac_address(struct usbnet *dev,
+ const unsigned char *addr)
{
int ret = mcs7830_set_reg(dev, HIF_REG_ETHERNET_ADDR, ETH_ALEN, addr);
diff --git a/drivers/net/usb/sr9700.c b/drivers/net/usb/sr9700.c
index 1fac6ee..279a540 100644
--- a/drivers/net/usb/sr9700.c
+++ b/drivers/net/usb/sr9700.c
@@ -56,7 +56,8 @@
value, reg, NULL, 0);
}
-static void sr_write_async(struct usbnet *dev, u8 reg, u16 length, void *data)
+static void sr_write_async(struct usbnet *dev, u8 reg, u16 length,
+ const void *data)
{
usbnet_write_cmd_async(dev, SR_WR_REGS, SR_REQ_WR_REG,
0, reg, data, length);
diff --git a/drivers/net/wireless/ath/ath11k/ahb.c b/drivers/net/wireless/ath/ath11k/ahb.c
index 24bd052..853a5df 100644
--- a/drivers/net/wireless/ath/ath11k/ahb.c
+++ b/drivers/net/wireless/ath/ath11k/ahb.c
@@ -650,8 +650,8 @@
prproc = rproc_get_by_phandle(rproc_phandle);
if (!prproc) {
- ath11k_err(ab, "failed to get rproc\n");
- return -EINVAL;
+ ath11k_dbg(ab, ATH11K_DBG_AHB, "failed to get rproc, deferring\n");
+ return -EPROBE_DEFER;
}
ab_ahb->tgt_rproc = prproc;
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/phy-ctxt.c b/drivers/net/wireless/intel/iwlwifi/mvm/phy-ctxt.c
index 6d82725..32ed822 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/phy-ctxt.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/phy-ctxt.c
@@ -99,17 +99,6 @@
active_cnt = 2;
}
- /*
- * If the firmware requested it, then we know that it supports
- * getting zero for the values to indicate "use one, but pick
- * which one yourself", which means it can dynamically pick one
- * that e.g. has better RSSI.
- */
- if (mvm->fw_static_smps_request && active_cnt == 1 && idle_cnt == 1) {
- idle_cnt = 0;
- active_cnt = 0;
- }
-
*rxchain_info = cpu_to_le32(iwl_mvm_get_valid_rx_ant(mvm) <<
PHY_RX_CHAIN_VALID_POS);
*rxchain_info |= cpu_to_le32(idle_cnt << PHY_RX_CHAIN_CNT_POS);
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
index 08dd227..266d1e9 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
@@ -2054,7 +2054,7 @@
WARN_ON(!iwl_mvm_has_new_tx_api(mvm));
if (iwl_fw_lookup_notif_ver(mvm->fw, LONG_GROUP, TXPATH_FLUSH, 0) > 0)
- cmd.flags |= CMD_WANT_SKB;
+ cmd.flags |= CMD_WANT_SKB | CMD_SEND_IN_RFKILL;
IWL_DEBUG_TX_QUEUES(mvm, "flush for sta id %d tid mask 0x%x\n",
sta_id, tids);
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/internal.h b/drivers/net/wireless/intel/iwlwifi/pcie/internal.h
index 74959de..04c80174 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/internal.h
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/internal.h
@@ -728,7 +728,7 @@
}
}
-void iwl_pcie_handle_rfkill_irq(struct iwl_trans *trans);
+void iwl_pcie_handle_rfkill_irq(struct iwl_trans *trans, bool from_irq);
static inline bool iwl_is_rfkill_set(struct iwl_trans *trans)
{
@@ -775,7 +775,7 @@
return (trans->dbg.dest_tlv || iwl_trans_dbg_ini_valid(trans));
}
-void iwl_trans_pcie_rf_kill(struct iwl_trans *trans, bool state);
+void iwl_trans_pcie_rf_kill(struct iwl_trans *trans, bool state, bool from_irq);
void iwl_trans_pcie_dump_regs(struct iwl_trans *trans);
#ifdef CONFIG_IWLWIFI_DEBUGFS
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/rx.c b/drivers/net/wireless/intel/iwlwifi/pcie/rx.c
index df201d4..17e53c7 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/rx.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/rx.c
@@ -1380,7 +1380,7 @@
* if it is true then one of the handlers took the page.
*/
- if (reclaim) {
+ if (reclaim && txq) {
u16 sequence = le16_to_cpu(pkt->hdr.sequence);
int index = SEQ_TO_INDEX(sequence);
int cmd_index = iwl_txq_get_cmd_index(txq, index);
@@ -1780,7 +1780,7 @@
return inta;
}
-void iwl_pcie_handle_rfkill_irq(struct iwl_trans *trans)
+void iwl_pcie_handle_rfkill_irq(struct iwl_trans *trans, bool from_irq)
{
struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
struct isr_statistics *isr_stats = &trans_pcie->isr_stats;
@@ -1804,7 +1804,7 @@
isr_stats->rfkill++;
if (prev != report)
- iwl_trans_pcie_rf_kill(trans, report);
+ iwl_trans_pcie_rf_kill(trans, report, from_irq);
mutex_unlock(&trans_pcie->mutex);
if (hw_rfkill) {
@@ -1944,7 +1944,7 @@
/* HW RF KILL switch toggled */
if (inta & CSR_INT_BIT_RF_KILL) {
- iwl_pcie_handle_rfkill_irq(trans);
+ iwl_pcie_handle_rfkill_irq(trans, true);
handled |= CSR_INT_BIT_RF_KILL;
}
@@ -2332,7 +2332,7 @@
/* HW RF KILL switch toggled */
if (inta_hw & MSIX_HW_INT_CAUSES_REG_RF_KILL)
- iwl_pcie_handle_rfkill_irq(trans);
+ iwl_pcie_handle_rfkill_irq(trans, true);
if (inta_hw & MSIX_HW_INT_CAUSES_REG_HW_ERR) {
IWL_ERR(trans,
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
index b7b2d28..8170d06 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
@@ -1046,7 +1046,7 @@
report = test_bit(STATUS_RFKILL_OPMODE, &trans->status);
if (prev != report)
- iwl_trans_pcie_rf_kill(trans, report);
+ iwl_trans_pcie_rf_kill(trans, report, false);
return hw_rfkill;
}
@@ -1170,7 +1170,7 @@
trans_pcie->hw_mask = trans_pcie->hw_init_mask;
}
-static void _iwl_trans_pcie_stop_device(struct iwl_trans *trans)
+static void _iwl_trans_pcie_stop_device(struct iwl_trans *trans, bool from_irq)
{
struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
@@ -1197,7 +1197,8 @@
if (test_and_clear_bit(STATUS_DEVICE_ENABLED, &trans->status)) {
IWL_DEBUG_INFO(trans,
"DEVICE_ENABLED bit was set and is now cleared\n");
- iwl_pcie_synchronize_irqs(trans);
+ if (!from_irq)
+ iwl_pcie_synchronize_irqs(trans);
iwl_pcie_rx_napi_sync(trans);
iwl_pcie_tx_stop(trans);
iwl_pcie_rx_stop(trans);
@@ -1385,7 +1386,7 @@
clear_bit(STATUS_RFKILL_OPMODE, &trans->status);
}
if (hw_rfkill != was_in_rfkill)
- iwl_trans_pcie_rf_kill(trans, hw_rfkill);
+ iwl_trans_pcie_rf_kill(trans, hw_rfkill, false);
}
static void iwl_trans_pcie_stop_device(struct iwl_trans *trans)
@@ -1400,12 +1401,12 @@
mutex_lock(&trans_pcie->mutex);
trans_pcie->opmode_down = true;
was_in_rfkill = test_bit(STATUS_RFKILL_OPMODE, &trans->status);
- _iwl_trans_pcie_stop_device(trans);
+ _iwl_trans_pcie_stop_device(trans, false);
iwl_trans_pcie_handle_stop_rfkill(trans, was_in_rfkill);
mutex_unlock(&trans_pcie->mutex);
}
-void iwl_trans_pcie_rf_kill(struct iwl_trans *trans, bool state)
+void iwl_trans_pcie_rf_kill(struct iwl_trans *trans, bool state, bool from_irq)
{
struct iwl_trans_pcie __maybe_unused *trans_pcie =
IWL_TRANS_GET_PCIE_TRANS(trans);
@@ -1418,7 +1419,7 @@
if (trans->trans_cfg->gen2)
_iwl_trans_pcie_gen2_stop_device(trans);
else
- _iwl_trans_pcie_stop_device(trans);
+ _iwl_trans_pcie_stop_device(trans, from_irq);
}
}
@@ -2741,7 +2742,7 @@
IWL_WARN(trans, "changing debug rfkill %d->%d\n",
trans_pcie->debug_rfkill, new_value);
trans_pcie->debug_rfkill = new_value;
- iwl_pcie_handle_rfkill_irq(trans);
+ iwl_pcie_handle_rfkill_irq(trans, false);
return count;
}
@@ -2960,7 +2961,7 @@
struct iwl_rxq *rxq = &trans_pcie->rxq[0];
u32 i, r, j, rb_len = 0;
- spin_lock(&rxq->lock);
+ spin_lock_bh(&rxq->lock);
r = le16_to_cpu(iwl_get_closed_rb_stts(trans, rxq)) & 0x0FFF;
@@ -2984,7 +2985,7 @@
*data = iwl_fw_error_next_data(*data);
}
- spin_unlock(&rxq->lock);
+ spin_unlock_bh(&rxq->lock);
return rb_len;
}
diff --git a/drivers/net/wireless/marvell/libertas/Kconfig b/drivers/net/wireless/marvell/libertas/Kconfig
index 6d62ab4..c7d02ad 100644
--- a/drivers/net/wireless/marvell/libertas/Kconfig
+++ b/drivers/net/wireless/marvell/libertas/Kconfig
@@ -2,8 +2,6 @@
config LIBERTAS
tristate "Marvell 8xxx Libertas WLAN driver support"
depends on CFG80211
- select WIRELESS_EXT
- select WEXT_SPY
select LIB80211
select FW_LOADER
help
diff --git a/drivers/net/wireless/marvell/mwifiex/cfg80211.c b/drivers/net/wireless/marvell/mwifiex/cfg80211.c
index 8c4f24d..c44ed16 100644
--- a/drivers/net/wireless/marvell/mwifiex/cfg80211.c
+++ b/drivers/net/wireless/marvell/mwifiex/cfg80211.c
@@ -1985,6 +1985,8 @@
mwifiex_set_sys_config_invalid_data(bss_cfg);
+ memcpy(bss_cfg->mac_addr, priv->curr_addr, ETH_ALEN);
+
if (params->beacon_interval)
bss_cfg->beacon_period = params->beacon_interval;
if (params->dtim_period)
diff --git a/drivers/net/wireless/marvell/mwifiex/fw.h b/drivers/net/wireless/marvell/mwifiex/fw.h
index 2ff23ab..2914094 100644
--- a/drivers/net/wireless/marvell/mwifiex/fw.h
+++ b/drivers/net/wireless/marvell/mwifiex/fw.h
@@ -177,6 +177,7 @@
#define TLV_TYPE_STA_MAC_ADDR (PROPRIETARY_TLV_BASE_ID + 32)
#define TLV_TYPE_BSSID (PROPRIETARY_TLV_BASE_ID + 35)
#define TLV_TYPE_CHANNELBANDLIST (PROPRIETARY_TLV_BASE_ID + 42)
+#define TLV_TYPE_UAP_MAC_ADDRESS (PROPRIETARY_TLV_BASE_ID + 43)
#define TLV_TYPE_UAP_BEACON_PERIOD (PROPRIETARY_TLV_BASE_ID + 44)
#define TLV_TYPE_UAP_DTIM_PERIOD (PROPRIETARY_TLV_BASE_ID + 45)
#define TLV_TYPE_UAP_BCAST_SSID (PROPRIETARY_TLV_BASE_ID + 48)
diff --git a/drivers/net/wireless/marvell/mwifiex/ioctl.h b/drivers/net/wireless/marvell/mwifiex/ioctl.h
index 3db449e..cdb5b38 100644
--- a/drivers/net/wireless/marvell/mwifiex/ioctl.h
+++ b/drivers/net/wireless/marvell/mwifiex/ioctl.h
@@ -119,6 +119,7 @@
u8 qos_info;
u8 power_constraint;
struct mwifiex_types_wmm_info wmm_info;
+ u8 mac_addr[ETH_ALEN];
};
enum {
diff --git a/drivers/net/wireless/marvell/mwifiex/uap_cmd.c b/drivers/net/wireless/marvell/mwifiex/uap_cmd.c
index 18e8977..82aa6f0 100644
--- a/drivers/net/wireless/marvell/mwifiex/uap_cmd.c
+++ b/drivers/net/wireless/marvell/mwifiex/uap_cmd.c
@@ -480,6 +480,7 @@
static int
mwifiex_uap_bss_param_prepare(u8 *tlv, void *cmd_buf, u16 *param_size)
{
+ struct host_cmd_tlv_mac_addr *mac_tlv;
struct host_cmd_tlv_dtim_period *dtim_period;
struct host_cmd_tlv_beacon_period *beacon_period;
struct host_cmd_tlv_ssid *ssid;
@@ -499,6 +500,13 @@
int i;
u16 cmd_size = *param_size;
+ mac_tlv = (struct host_cmd_tlv_mac_addr *)tlv;
+ mac_tlv->header.type = cpu_to_le16(TLV_TYPE_UAP_MAC_ADDRESS);
+ mac_tlv->header.len = cpu_to_le16(ETH_ALEN);
+ memcpy(mac_tlv->mac_addr, bss_cfg->mac_addr, ETH_ALEN);
+ cmd_size += sizeof(struct host_cmd_tlv_mac_addr);
+ tlv += sizeof(struct host_cmd_tlv_mac_addr);
+
if (bss_cfg->ssid.ssid_len) {
ssid = (struct host_cmd_tlv_ssid *)tlv;
ssid->header.type = cpu_to_le16(TLV_TYPE_UAP_SSID);
diff --git a/drivers/net/wireless/mediatek/mt76/eeprom.c b/drivers/net/wireless/mediatek/mt76/eeprom.c
index db0cd56..832b079 100644
--- a/drivers/net/wireless/mediatek/mt76/eeprom.c
+++ b/drivers/net/wireless/mediatek/mt76/eeprom.c
@@ -51,7 +51,7 @@
goto out_put_node;
}
- offset = be32_to_cpup(list);
+ offset += be32_to_cpup(list);
ret = mtd_read(mtd, offset, len, &retlen, eep);
put_mtd_device(mtd);
if (ret)
diff --git a/drivers/net/wireless/realtek/rtlwifi/pci.c b/drivers/net/wireless/realtek/rtlwifi/pci.c
index 3776495..679ae78 100644
--- a/drivers/net/wireless/realtek/rtlwifi/pci.c
+++ b/drivers/net/wireless/realtek/rtlwifi/pci.c
@@ -164,21 +164,29 @@
struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
- if (rtlhal->hw_type != HARDWARE_TYPE_RTL8192SE)
- value |= 0x40;
+ value &= PCI_EXP_LNKCTL_ASPMC;
- pci_write_config_byte(rtlpci->pdev, 0x80, value);
+ if (rtlhal->hw_type != HARDWARE_TYPE_RTL8192SE)
+ value |= PCI_EXP_LNKCTL_CCC;
+
+ pcie_capability_clear_and_set_word(rtlpci->pdev, PCI_EXP_LNKCTL,
+ PCI_EXP_LNKCTL_ASPMC | value,
+ value);
return false;
}
-/*When we set 0x01 to enable clk request. Set 0x0 to disable clk req.*/
-static void _rtl_pci_switch_clk_req(struct ieee80211_hw *hw, u8 value)
+/* @value is PCI_EXP_LNKCTL_CLKREQ_EN or 0 to enable/disable clk request. */
+static void _rtl_pci_switch_clk_req(struct ieee80211_hw *hw, u16 value)
{
struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
- pci_write_config_byte(rtlpci->pdev, 0x81, value);
+ value &= PCI_EXP_LNKCTL_CLKREQ_EN;
+
+ pcie_capability_clear_and_set_word(rtlpci->pdev, PCI_EXP_LNKCTL,
+ PCI_EXP_LNKCTL_CLKREQ_EN,
+ value);
if (rtlhal->hw_type == HARDWARE_TYPE_RTL8192SE)
udelay(100);
@@ -192,11 +200,8 @@
struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
u8 pcibridge_vendor = pcipriv->ndis_adapter.pcibridge_vendor;
- u8 num4bytes = pcipriv->ndis_adapter.num4bytes;
/*Retrieve original configuration settings. */
u8 linkctrl_reg = pcipriv->ndis_adapter.linkctrl_reg;
- u16 pcibridge_linkctrlreg = pcipriv->ndis_adapter.
- pcibridge_linkctrlreg;
u16 aspmlevel = 0;
u8 tmp_u1b = 0;
@@ -221,16 +226,8 @@
/*Set corresponding value. */
aspmlevel |= BIT(0) | BIT(1);
linkctrl_reg &= ~aspmlevel;
- pcibridge_linkctrlreg &= ~(BIT(0) | BIT(1));
_rtl_pci_platform_switch_device_pci_aspm(hw, linkctrl_reg);
- udelay(50);
-
- /*4 Disable Pci Bridge ASPM */
- pci_write_config_byte(rtlpci->pdev, (num4bytes << 2),
- pcibridge_linkctrlreg);
-
- udelay(50);
}
/*Enable RTL8192SE ASPM & Enable Pci Bridge ASPM for
@@ -245,9 +242,7 @@
struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
u8 pcibridge_vendor = pcipriv->ndis_adapter.pcibridge_vendor;
- u8 num4bytes = pcipriv->ndis_adapter.num4bytes;
u16 aspmlevel;
- u8 u_pcibridge_aspmsetting;
u8 u_device_aspmsetting;
if (!ppsc->support_aspm)
@@ -259,25 +254,6 @@
return;
}
- /*4 Enable Pci Bridge ASPM */
-
- u_pcibridge_aspmsetting =
- pcipriv->ndis_adapter.pcibridge_linkctrlreg |
- rtlpci->const_hostpci_aspm_setting;
-
- if (pcibridge_vendor == PCI_BRIDGE_VENDOR_INTEL)
- u_pcibridge_aspmsetting &= ~BIT(0);
-
- pci_write_config_byte(rtlpci->pdev, (num4bytes << 2),
- u_pcibridge_aspmsetting);
-
- rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD,
- "PlatformEnableASPM(): Write reg[%x] = %x\n",
- (pcipriv->ndis_adapter.pcibridge_pciehdr_offset + 0x10),
- u_pcibridge_aspmsetting);
-
- udelay(50);
-
/*Get ASPM level (with/without Clock Req) */
aspmlevel = rtlpci->const_devicepci_aspm_setting;
u_device_aspmsetting = pcipriv->ndis_adapter.linkctrl_reg;
@@ -291,7 +267,8 @@
if (ppsc->reg_rfps_level & RT_RF_OFF_LEVL_CLK_REQ) {
_rtl_pci_switch_clk_req(hw, (ppsc->reg_rfps_level &
- RT_RF_OFF_LEVL_CLK_REQ) ? 1 : 0);
+ RT_RF_OFF_LEVL_CLK_REQ) ?
+ PCI_EXP_LNKCTL_CLKREQ_EN : 0);
RT_SET_PS_LEVEL(ppsc, RT_RF_OFF_LEVL_CLK_REQ);
}
udelay(100);
@@ -359,22 +336,6 @@
return find_buddy_priv;
}
-static void rtl_pci_get_linkcontrol_field(struct ieee80211_hw *hw)
-{
- struct rtl_pci_priv *pcipriv = rtl_pcipriv(hw);
- struct rtl_pci *rtlpci = rtl_pcidev(pcipriv);
- u8 capabilityoffset = pcipriv->ndis_adapter.pcibridge_pciehdr_offset;
- u8 linkctrl_reg;
- u8 num4bbytes;
-
- num4bbytes = (capabilityoffset + 0x10) / 4;
-
- /*Read Link Control Register */
- pci_read_config_byte(rtlpci->pdev, (num4bbytes << 2), &linkctrl_reg);
-
- pcipriv->ndis_adapter.pcibridge_linkctrlreg = linkctrl_reg;
-}
-
static void rtl_pci_parse_configuration(struct pci_dev *pdev,
struct ieee80211_hw *hw)
{
@@ -2035,12 +1996,6 @@
PCI_SLOT(bridge_pdev->devfn);
pcipriv->ndis_adapter.pcibridge_funcnum =
PCI_FUNC(bridge_pdev->devfn);
- pcipriv->ndis_adapter.pcibridge_pciehdr_offset =
- pci_pcie_cap(bridge_pdev);
- pcipriv->ndis_adapter.num4bytes =
- (pcipriv->ndis_adapter.pcibridge_pciehdr_offset + 0x10) / 4;
-
- rtl_pci_get_linkcontrol_field(hw);
if (pcipriv->ndis_adapter.pcibridge_vendor ==
PCI_BRIDGE_VENDOR_AMD) {
@@ -2057,13 +2012,11 @@
pdev->vendor, pcipriv->ndis_adapter.linkctrl_reg);
rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG,
- "pci_bridge busnumber:devnumber:funcnumber:vendor:pcie_cap:link_ctl_reg:amd %d:%d:%d:%x:%x:%x:%x\n",
+ "pci_bridge busnumber:devnumber:funcnumber:vendor:amd %d:%d:%d:%x:%x\n",
pcipriv->ndis_adapter.pcibridge_busnum,
pcipriv->ndis_adapter.pcibridge_devnum,
pcipriv->ndis_adapter.pcibridge_funcnum,
pcibridge_vendors[pcipriv->ndis_adapter.pcibridge_vendor],
- pcipriv->ndis_adapter.pcibridge_pciehdr_offset,
- pcipriv->ndis_adapter.pcibridge_linkctrlreg,
pcipriv->ndis_adapter.amd_l1_patch);
rtl_pci_parse_configuration(pdev, hw);
diff --git a/drivers/net/wireless/realtek/rtlwifi/pci.h b/drivers/net/wireless/realtek/rtlwifi/pci.h
index 8668616..d630719 100644
--- a/drivers/net/wireless/realtek/rtlwifi/pci.h
+++ b/drivers/net/wireless/realtek/rtlwifi/pci.h
@@ -236,11 +236,6 @@
u16 pcibridge_vendorid;
u16 pcibridge_deviceid;
- u8 num4bytes;
-
- u8 pcibridge_pciehdr_offset;
- u8 pcibridge_linkctrlreg;
-
bool amd_l1_patch;
};
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8188ee/phy.c b/drivers/net/wireless/realtek/rtlwifi/rtl8188ee/phy.c
index 12d0b3a..0fab3a0 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8188ee/phy.c
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8188ee/phy.c
@@ -16,12 +16,6 @@
static void _rtl88e_phy_rf_serial_write(struct ieee80211_hw *hw,
enum radio_path rfpath, u32 offset,
u32 data);
-static u32 _rtl88e_phy_calculate_bit_shift(u32 bitmask)
-{
- u32 i = ffs(bitmask);
-
- return i ? i - 1 : 32;
-}
static bool _rtl88e_phy_bb8188e_config_parafile(struct ieee80211_hw *hw);
static bool _rtl88e_phy_config_mac_with_headerfile(struct ieee80211_hw *hw);
static bool phy_config_bb_with_headerfile(struct ieee80211_hw *hw,
@@ -51,7 +45,7 @@
rtl_dbg(rtlpriv, COMP_RF, DBG_TRACE,
"regaddr(%#x), bitmask(%#x)\n", regaddr, bitmask);
originalvalue = rtl_read_dword(rtlpriv, regaddr);
- bitshift = _rtl88e_phy_calculate_bit_shift(bitmask);
+ bitshift = calculate_bit_shift(bitmask);
returnvalue = (originalvalue & bitmask) >> bitshift;
rtl_dbg(rtlpriv, COMP_RF, DBG_TRACE,
@@ -74,7 +68,7 @@
if (bitmask != MASKDWORD) {
originalvalue = rtl_read_dword(rtlpriv, regaddr);
- bitshift = _rtl88e_phy_calculate_bit_shift(bitmask);
+ bitshift = calculate_bit_shift(bitmask);
data = ((originalvalue & (~bitmask)) | (data << bitshift));
}
@@ -99,7 +93,7 @@
original_value = _rtl88e_phy_rf_serial_read(hw, rfpath, regaddr);
- bitshift = _rtl88e_phy_calculate_bit_shift(bitmask);
+ bitshift = calculate_bit_shift(bitmask);
readback_value = (original_value & bitmask) >> bitshift;
spin_unlock(&rtlpriv->locks.rf_lock);
@@ -127,7 +121,7 @@
original_value = _rtl88e_phy_rf_serial_read(hw,
rfpath,
regaddr);
- bitshift = _rtl88e_phy_calculate_bit_shift(bitmask);
+ bitshift = calculate_bit_shift(bitmask);
data =
((original_value & (~bitmask)) |
(data << bitshift));
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192c/phy_common.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192c/phy_common.c
index 3d29c8d..144ee78 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8192c/phy_common.c
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192c/phy_common.c
@@ -17,7 +17,7 @@
rtl_dbg(rtlpriv, COMP_RF, DBG_TRACE, "regaddr(%#x), bitmask(%#x)\n",
regaddr, bitmask);
originalvalue = rtl_read_dword(rtlpriv, regaddr);
- bitshift = _rtl92c_phy_calculate_bit_shift(bitmask);
+ bitshift = calculate_bit_shift(bitmask);
returnvalue = (originalvalue & bitmask) >> bitshift;
rtl_dbg(rtlpriv, COMP_RF, DBG_TRACE,
@@ -40,7 +40,7 @@
if (bitmask != MASKDWORD) {
originalvalue = rtl_read_dword(rtlpriv, regaddr);
- bitshift = _rtl92c_phy_calculate_bit_shift(bitmask);
+ bitshift = calculate_bit_shift(bitmask);
data = ((originalvalue & (~bitmask)) | (data << bitshift));
}
@@ -143,14 +143,6 @@
}
EXPORT_SYMBOL(_rtl92c_phy_rf_serial_write);
-u32 _rtl92c_phy_calculate_bit_shift(u32 bitmask)
-{
- u32 i = ffs(bitmask);
-
- return i ? i - 1 : 32;
-}
-EXPORT_SYMBOL(_rtl92c_phy_calculate_bit_shift);
-
static void _rtl92c_phy_bb_config_1t(struct ieee80211_hw *hw)
{
rtl_set_bbreg(hw, RFPGA0_TXINFO, 0x3, 0x2);
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192c/phy_common.h b/drivers/net/wireless/realtek/rtlwifi/rtl8192c/phy_common.h
index 75afa625..e64d377 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8192c/phy_common.h
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192c/phy_common.h
@@ -196,7 +196,6 @@
void rtl92ce_phy_set_rf_on(struct ieee80211_hw *hw);
void rtl92c_phy_set_io(struct ieee80211_hw *hw);
void rtl92c_bb_block_on(struct ieee80211_hw *hw);
-u32 _rtl92c_phy_calculate_bit_shift(u32 bitmask);
long _rtl92c_phy_txpwr_idx_to_dbm(struct ieee80211_hw *hw,
enum wireless_mode wirelessmode,
u8 txpwridx);
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/phy.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/phy.c
index 04735da..6b98e77 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/phy.c
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/phy.c
@@ -39,7 +39,7 @@
rfpath, regaddr);
}
- bitshift = _rtl92c_phy_calculate_bit_shift(bitmask);
+ bitshift = calculate_bit_shift(bitmask);
readback_value = (original_value & bitmask) >> bitshift;
spin_unlock(&rtlpriv->locks.rf_lock);
@@ -110,7 +110,7 @@
original_value = _rtl92c_phy_rf_serial_read(hw,
rfpath,
regaddr);
- bitshift = _rtl92c_phy_calculate_bit_shift(bitmask);
+ bitshift = calculate_bit_shift(bitmask);
data =
((original_value & (~bitmask)) |
(data << bitshift));
@@ -122,7 +122,7 @@
original_value = _rtl92c_phy_fw_rf_serial_read(hw,
rfpath,
regaddr);
- bitshift = _rtl92c_phy_calculate_bit_shift(bitmask);
+ bitshift = calculate_bit_shift(bitmask);
data =
((original_value & (~bitmask)) |
(data << bitshift));
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/phy.h b/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/phy.h
index 7582a16..c7a0d4c 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/phy.h
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/phy.h
@@ -94,7 +94,6 @@
u32 offset);
u32 _rtl92c_phy_fw_rf_serial_read(struct ieee80211_hw *hw,
enum radio_path rfpath, u32 offset);
-u32 _rtl92c_phy_calculate_bit_shift(u32 bitmask);
void _rtl92c_phy_rf_serial_write(struct ieee80211_hw *hw,
enum radio_path rfpath, u32 offset, u32 data);
void _rtl92c_phy_fw_rf_serial_write(struct ieee80211_hw *hw,
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/phy.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/phy.c
index a8d9fe2..0b8cb7e 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/phy.c
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/phy.c
@@ -32,7 +32,7 @@
original_value = _rtl92c_phy_fw_rf_serial_read(hw,
rfpath, regaddr);
}
- bitshift = _rtl92c_phy_calculate_bit_shift(bitmask);
+ bitshift = calculate_bit_shift(bitmask);
readback_value = (original_value & bitmask) >> bitshift;
rtl_dbg(rtlpriv, COMP_RF, DBG_TRACE,
"regaddr(%#x), rfpath(%#x), bitmask(%#x), original_value(%#x)\n",
@@ -56,7 +56,7 @@
original_value = _rtl92c_phy_rf_serial_read(hw,
rfpath,
regaddr);
- bitshift = _rtl92c_phy_calculate_bit_shift(bitmask);
+ bitshift = calculate_bit_shift(bitmask);
data =
((original_value & (~bitmask)) |
(data << bitshift));
@@ -67,7 +67,7 @@
original_value = _rtl92c_phy_fw_rf_serial_read(hw,
rfpath,
regaddr);
- bitshift = _rtl92c_phy_calculate_bit_shift(bitmask);
+ bitshift = calculate_bit_shift(bitmask);
data =
((original_value & (~bitmask)) |
(data << bitshift));
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/phy.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/phy.c
index 4d153bd..c3c07ca 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/phy.c
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/phy.c
@@ -169,13 +169,6 @@
157, 159, 161, 163, 165
};
-static u32 _rtl92d_phy_calculate_bit_shift(u32 bitmask)
-{
- u32 i = ffs(bitmask);
-
- return i ? i - 1 : 32;
-}
-
u32 rtl92d_phy_query_bb_reg(struct ieee80211_hw *hw, u32 regaddr, u32 bitmask)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
@@ -198,7 +191,7 @@
} else {
originalvalue = rtl_read_dword(rtlpriv, regaddr);
}
- bitshift = _rtl92d_phy_calculate_bit_shift(bitmask);
+ bitshift = calculate_bit_shift(bitmask);
returnvalue = (originalvalue & bitmask) >> bitshift;
rtl_dbg(rtlpriv, COMP_RF, DBG_TRACE,
"BBR MASK=0x%x Addr[0x%x]=0x%x\n",
@@ -230,7 +223,7 @@
dbi_direct);
else
originalvalue = rtl_read_dword(rtlpriv, regaddr);
- bitshift = _rtl92d_phy_calculate_bit_shift(bitmask);
+ bitshift = calculate_bit_shift(bitmask);
data = ((originalvalue & (~bitmask)) | (data << bitshift));
}
if (rtlhal->during_mac1init_radioa || rtlhal->during_mac0init_radiob)
@@ -317,7 +310,7 @@
regaddr, rfpath, bitmask);
spin_lock(&rtlpriv->locks.rf_lock);
original_value = _rtl92d_phy_rf_serial_read(hw, rfpath, regaddr);
- bitshift = _rtl92d_phy_calculate_bit_shift(bitmask);
+ bitshift = calculate_bit_shift(bitmask);
readback_value = (original_value & bitmask) >> bitshift;
spin_unlock(&rtlpriv->locks.rf_lock);
rtl_dbg(rtlpriv, COMP_RF, DBG_TRACE,
@@ -343,7 +336,7 @@
if (bitmask != RFREG_OFFSET_MASK) {
original_value = _rtl92d_phy_rf_serial_read(hw,
rfpath, regaddr);
- bitshift = _rtl92d_phy_calculate_bit_shift(bitmask);
+ bitshift = calculate_bit_shift(bitmask);
data = ((original_value & (~bitmask)) |
(data << bitshift));
}
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/phy.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/phy.c
index cc0bcaf..73ef602 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/phy.c
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/phy.c
@@ -16,7 +16,6 @@
static void _rtl92ee_phy_rf_serial_write(struct ieee80211_hw *hw,
enum radio_path rfpath, u32 offset,
u32 data);
-static u32 _rtl92ee_phy_calculate_bit_shift(u32 bitmask);
static bool _rtl92ee_phy_bb8192ee_config_parafile(struct ieee80211_hw *hw);
static bool _rtl92ee_phy_config_mac_with_headerfile(struct ieee80211_hw *hw);
static bool phy_config_bb_with_hdr_file(struct ieee80211_hw *hw,
@@ -46,7 +45,7 @@
rtl_dbg(rtlpriv, COMP_RF, DBG_TRACE,
"regaddr(%#x), bitmask(%#x)\n", regaddr, bitmask);
originalvalue = rtl_read_dword(rtlpriv, regaddr);
- bitshift = _rtl92ee_phy_calculate_bit_shift(bitmask);
+ bitshift = calculate_bit_shift(bitmask);
returnvalue = (originalvalue & bitmask) >> bitshift;
rtl_dbg(rtlpriv, COMP_RF, DBG_TRACE,
@@ -68,7 +67,7 @@
if (bitmask != MASKDWORD) {
originalvalue = rtl_read_dword(rtlpriv, regaddr);
- bitshift = _rtl92ee_phy_calculate_bit_shift(bitmask);
+ bitshift = calculate_bit_shift(bitmask);
data = ((originalvalue & (~bitmask)) | (data << bitshift));
}
@@ -92,7 +91,7 @@
spin_lock(&rtlpriv->locks.rf_lock);
original_value = _rtl92ee_phy_rf_serial_read(hw , rfpath, regaddr);
- bitshift = _rtl92ee_phy_calculate_bit_shift(bitmask);
+ bitshift = calculate_bit_shift(bitmask);
readback_value = (original_value & bitmask) >> bitshift;
spin_unlock(&rtlpriv->locks.rf_lock);
@@ -119,7 +118,7 @@
if (bitmask != RFREG_OFFSET_MASK) {
original_value = _rtl92ee_phy_rf_serial_read(hw, rfpath, addr);
- bitshift = _rtl92ee_phy_calculate_bit_shift(bitmask);
+ bitshift = calculate_bit_shift(bitmask);
data = (original_value & (~bitmask)) | (data << bitshift);
}
@@ -201,13 +200,6 @@
pphyreg->rf3wire_offset, data_and_addr);
}
-static u32 _rtl92ee_phy_calculate_bit_shift(u32 bitmask)
-{
- u32 i = ffs(bitmask);
-
- return i ? i - 1 : 32;
-}
-
bool rtl92ee_phy_mac_config(struct ieee80211_hw *hw)
{
return _rtl92ee_phy_config_mac_with_headerfile(hw);
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192se/phy.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192se/phy.c
index aaa004d..0e2b969 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8192se/phy.c
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192se/phy.c
@@ -14,13 +14,6 @@
#include "hw.h"
#include "table.h"
-static u32 _rtl92s_phy_calculate_bit_shift(u32 bitmask)
-{
- u32 i = ffs(bitmask);
-
- return i ? i - 1 : 32;
-}
-
u32 rtl92s_phy_query_bb_reg(struct ieee80211_hw *hw, u32 regaddr, u32 bitmask)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
@@ -30,7 +23,7 @@
regaddr, bitmask);
originalvalue = rtl_read_dword(rtlpriv, regaddr);
- bitshift = _rtl92s_phy_calculate_bit_shift(bitmask);
+ bitshift = calculate_bit_shift(bitmask);
returnvalue = (originalvalue & bitmask) >> bitshift;
rtl_dbg(rtlpriv, COMP_RF, DBG_TRACE, "BBR MASK=0x%x Addr[0x%x]=0x%x\n",
@@ -52,7 +45,7 @@
if (bitmask != MASKDWORD) {
originalvalue = rtl_read_dword(rtlpriv, regaddr);
- bitshift = _rtl92s_phy_calculate_bit_shift(bitmask);
+ bitshift = calculate_bit_shift(bitmask);
data = ((originalvalue & (~bitmask)) | (data << bitshift));
}
@@ -160,7 +153,7 @@
original_value = _rtl92s_phy_rf_serial_read(hw, rfpath, regaddr);
- bitshift = _rtl92s_phy_calculate_bit_shift(bitmask);
+ bitshift = calculate_bit_shift(bitmask);
readback_value = (original_value & bitmask) >> bitshift;
spin_unlock(&rtlpriv->locks.rf_lock);
@@ -191,7 +184,7 @@
if (bitmask != RFREG_OFFSET_MASK) {
original_value = _rtl92s_phy_rf_serial_read(hw, rfpath,
regaddr);
- bitshift = _rtl92s_phy_calculate_bit_shift(bitmask);
+ bitshift = calculate_bit_shift(bitmask);
data = ((original_value & (~bitmask)) | (data << bitshift));
}
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/phy.c b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/phy.c
index 5323ead..fa1839d 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/phy.c
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/phy.c
@@ -29,9 +29,10 @@
u32 data);
static u32 _rtl8821ae_phy_calculate_bit_shift(u32 bitmask)
{
- u32 i = ffs(bitmask);
+ if (WARN_ON_ONCE(!bitmask))
+ return 0;
- return i ? i - 1 : 32;
+ return __ffs(bitmask);
}
static bool _rtl8821ae_phy_bb8821a_config_parafile(struct ieee80211_hw *hw);
/*static bool _rtl8812ae_phy_config_mac_with_headerfile(struct ieee80211_hw *hw);*/
diff --git a/drivers/net/wireless/realtek/rtlwifi/wifi.h b/drivers/net/wireless/realtek/rtlwifi/wifi.h
index aa07856..a1f223c 100644
--- a/drivers/net/wireless/realtek/rtlwifi/wifi.h
+++ b/drivers/net/wireless/realtek/rtlwifi/wifi.h
@@ -3106,4 +3106,11 @@
return ieee80211_find_sta(mac->vif, mac_addr);
}
+static inline u32 calculate_bit_shift(u32 bitmask)
+{
+ if (WARN_ON_ONCE(!bitmask))
+ return 0;
+
+ return __ffs(bitmask);
+}
#endif
diff --git a/drivers/net/wireless/realtek/rtw88/mac80211.c b/drivers/net/wireless/realtek/rtw88/mac80211.c
index 6f56298..942bb2a 100644
--- a/drivers/net/wireless/realtek/rtw88/mac80211.c
+++ b/drivers/net/wireless/realtek/rtw88/mac80211.c
@@ -267,9 +267,9 @@
if (changed_flags & FIF_ALLMULTI) {
if (*new_flags & FIF_ALLMULTI)
- rtwdev->hal.rcr |= BIT_AM | BIT_AB;
+ rtwdev->hal.rcr |= BIT_AM;
else
- rtwdev->hal.rcr &= ~(BIT_AM | BIT_AB);
+ rtwdev->hal.rcr &= ~(BIT_AM);
}
if (changed_flags & FIF_FCSFAIL) {
if (*new_flags & FIF_FCSFAIL)
diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c
index 5017033..c07f5ab 100644
--- a/drivers/net/xen-netback/netback.c
+++ b/drivers/net/xen-netback/netback.c
@@ -463,12 +463,25 @@
}
for (shinfo->nr_frags = 0; nr_slots > 0 && shinfo->nr_frags < MAX_SKB_FRAGS;
- shinfo->nr_frags++, gop++, nr_slots--) {
+ nr_slots--) {
+ if (unlikely(!txp->size)) {
+ unsigned long flags;
+
+ spin_lock_irqsave(&queue->response_lock, flags);
+ make_tx_response(queue, txp, 0, XEN_NETIF_RSP_OKAY);
+ push_tx_responses(queue);
+ spin_unlock_irqrestore(&queue->response_lock, flags);
+ ++txp;
+ continue;
+ }
+
index = pending_index(queue->pending_cons++);
pending_idx = queue->pending_ring[index];
xenvif_tx_create_map_op(queue, pending_idx, txp,
txp == first ? extra_count : 0, gop);
frag_set_pending_idx(&frags[shinfo->nr_frags], pending_idx);
+ ++shinfo->nr_frags;
+ ++gop;
if (txp == first)
txp = txfrags;
@@ -481,20 +494,39 @@
shinfo = skb_shinfo(nskb);
frags = shinfo->frags;
- for (shinfo->nr_frags = 0; shinfo->nr_frags < nr_slots;
- shinfo->nr_frags++, txp++, gop++) {
+ for (shinfo->nr_frags = 0; shinfo->nr_frags < nr_slots; ++txp) {
+ if (unlikely(!txp->size)) {
+ unsigned long flags;
+
+ spin_lock_irqsave(&queue->response_lock, flags);
+ make_tx_response(queue, txp, 0,
+ XEN_NETIF_RSP_OKAY);
+ push_tx_responses(queue);
+ spin_unlock_irqrestore(&queue->response_lock,
+ flags);
+ continue;
+ }
+
index = pending_index(queue->pending_cons++);
pending_idx = queue->pending_ring[index];
xenvif_tx_create_map_op(queue, pending_idx, txp, 0,
gop);
frag_set_pending_idx(&frags[shinfo->nr_frags],
pending_idx);
+ ++shinfo->nr_frags;
+ ++gop;
}
- skb_shinfo(skb)->frag_list = nskb;
- } else if (nskb) {
+ if (shinfo->nr_frags) {
+ skb_shinfo(skb)->frag_list = nskb;
+ nskb = NULL;
+ }
+ }
+
+ if (nskb) {
/* A frag_list skb was allocated but it is no longer needed
- * because enough slots were converted to copy ops above.
+ * because enough slots were converted to copy ops above or some
+ * were empty.
*/
kfree_skb(nskb);
}
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index 98a7649..8f06e5c 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -1846,9 +1846,10 @@
/*
* The block layer can't support LBA sizes larger than the page size
- * yet, so catch this early and don't allow block I/O.
+ * or smaller than a sector size yet, so catch this early and don't
+ * allow block I/O.
*/
- if (ns->lba_shift > PAGE_SHIFT) {
+ if (ns->lba_shift > PAGE_SHIFT || ns->lba_shift < SECTOR_SHIFT) {
capacity = 0;
bs = (1 << 9);
}
diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h
index 415b017..f9bfd6a 100644
--- a/drivers/nvme/host/nvme.h
+++ b/drivers/nvme/host/nvme.h
@@ -365,6 +365,11 @@
struct nvme_fault_inject fault_inject;
};
+static inline enum nvme_ctrl_state nvme_ctrl_state(struct nvme_ctrl *ctrl)
+{
+ return READ_ONCE(ctrl->state);
+}
+
enum nvme_iopolicy {
NVME_IOPOLICY_NUMA,
NVME_IOPOLICY_RR,
diff --git a/drivers/nvme/target/tcp.c b/drivers/nvme/target/tcp.c
index 6a57cf8..4f2164a 100644
--- a/drivers/nvme/target/tcp.c
+++ b/drivers/nvme/target/tcp.c
@@ -18,6 +18,7 @@
#include "nvmet.h"
#define NVMET_TCP_DEF_INLINE_DATA_SIZE (4 * PAGE_SIZE)
+#define NVMET_TCP_MAXH2CDATA 0x400000 /* 16M arbitrary limit */
/* Define the socket priority to use for connections were it is desirable
* that the NIC consider performing optimized packet processing or filtering.
@@ -884,7 +885,7 @@
icresp->hdr.pdo = 0;
icresp->hdr.plen = cpu_to_le32(icresp->hdr.hlen);
icresp->pfv = cpu_to_le16(NVME_TCP_PFV_1_0);
- icresp->maxdata = cpu_to_le32(0x400000); /* 16M arbitrary limit */
+ icresp->maxdata = cpu_to_le32(NVMET_TCP_MAXH2CDATA);
icresp->cpda = 0;
if (queue->hdr_digest)
icresp->digest |= NVME_TCP_HDR_DIGEST_ENABLE;
@@ -930,6 +931,7 @@
{
struct nvme_tcp_data_pdu *data = &queue->pdu.data;
struct nvmet_tcp_cmd *cmd;
+ unsigned int exp_data_len;
if (likely(queue->nr_cmds)) {
if (unlikely(data->ttag >= queue->nr_cmds)) {
@@ -948,12 +950,24 @@
data->ttag, le32_to_cpu(data->data_offset),
cmd->rbytes_done);
/* FIXME: use path and transport errors */
- nvmet_req_complete(&cmd->req,
- NVME_SC_INVALID_FIELD | NVME_SC_DNR);
+ nvmet_tcp_fatal_error(queue);
return -EPROTO;
}
+ exp_data_len = le32_to_cpu(data->hdr.plen) -
+ nvmet_tcp_hdgst_len(queue) -
+ nvmet_tcp_ddgst_len(queue) -
+ sizeof(*data);
+
cmd->pdu_len = le32_to_cpu(data->data_length);
+ if (unlikely(cmd->pdu_len != exp_data_len ||
+ cmd->pdu_len == 0 ||
+ cmd->pdu_len > NVMET_TCP_MAXH2CDATA)) {
+ pr_err("H2CData PDU len %u is invalid\n", cmd->pdu_len);
+ /* FIXME: use proper transport errors */
+ nvmet_tcp_fatal_error(queue);
+ return -EPROTO;
+ }
cmd->pdu_recv = 0;
nvmet_tcp_map_pdu_iovec(cmd);
queue->cmd = cmd;
diff --git a/drivers/nvme/target/trace.h b/drivers/nvme/target/trace.h
index 6109b38..155334d 100644
--- a/drivers/nvme/target/trace.h
+++ b/drivers/nvme/target/trace.h
@@ -53,8 +53,7 @@
return;
}
- strncpy(name, req->ns->device_path,
- min_t(size_t, DISK_NAME_LEN, strlen(req->ns->device_path)));
+ strscpy_pad(name, req->ns->device_path, DISK_NAME_LEN);
}
#endif
diff --git a/drivers/of/base.c b/drivers/of/base.c
index a143d46..8fd2dfb 100644
--- a/drivers/of/base.c
+++ b/drivers/of/base.c
@@ -1696,6 +1696,7 @@
out_args->np = new;
of_node_put(cur);
cur = new;
+ new = NULL;
}
put:
of_node_put(cur);
diff --git a/drivers/of/unittest-data/tests-phandle.dtsi b/drivers/of/unittest-data/tests-phandle.dtsi
index 6b33be4..aa0d702 100644
--- a/drivers/of/unittest-data/tests-phandle.dtsi
+++ b/drivers/of/unittest-data/tests-phandle.dtsi
@@ -38,6 +38,13 @@
phandle-map-pass-thru = <0x0 0xf0>;
};
+ provider5: provider5 {
+ #phandle-cells = <2>;
+ phandle-map = <2 7 &provider4 2 3>;
+ phandle-map-mask = <0xff 0xf>;
+ phandle-map-pass-thru = <0x0 0xf0>;
+ };
+
consumer-a {
phandle-list = <&provider1 1>,
<&provider2 2 0>,
@@ -64,7 +71,8 @@
<&provider4 4 0x100>,
<&provider4 0 0x61>,
<&provider0>,
- <&provider4 19 0x20>;
+ <&provider4 19 0x20>,
+ <&provider5 2 7>;
phandle-list-bad-phandle = <12345678 0 0>;
phandle-list-bad-args = <&provider2 1 0>,
<&provider4 0>;
diff --git a/drivers/of/unittest.c b/drivers/of/unittest.c
index 073a3f4..699daf0 100644
--- a/drivers/of/unittest.c
+++ b/drivers/of/unittest.c
@@ -448,6 +448,9 @@
unittest(passed, "index %i - data error on node %pOF rc=%i\n",
i, args.np, rc);
+
+ if (rc == 0)
+ of_node_put(args.np);
}
/* Check for missing list property */
@@ -537,8 +540,9 @@
static void __init of_unittest_parse_phandle_with_args_map(void)
{
- struct device_node *np, *p0, *p1, *p2, *p3;
+ struct device_node *np, *p[6] = {};
struct of_phandle_args args;
+ unsigned int prefs[6];
int i, rc;
np = of_find_node_by_path("/testcase-data/phandle-tests/consumer-b");
@@ -547,34 +551,24 @@
return;
}
- p0 = of_find_node_by_path("/testcase-data/phandle-tests/provider0");
- if (!p0) {
- pr_err("missing testcase data\n");
- return;
- }
-
- p1 = of_find_node_by_path("/testcase-data/phandle-tests/provider1");
- if (!p1) {
- pr_err("missing testcase data\n");
- return;
- }
-
- p2 = of_find_node_by_path("/testcase-data/phandle-tests/provider2");
- if (!p2) {
- pr_err("missing testcase data\n");
- return;
- }
-
- p3 = of_find_node_by_path("/testcase-data/phandle-tests/provider3");
- if (!p3) {
- pr_err("missing testcase data\n");
- return;
+ p[0] = of_find_node_by_path("/testcase-data/phandle-tests/provider0");
+ p[1] = of_find_node_by_path("/testcase-data/phandle-tests/provider1");
+ p[2] = of_find_node_by_path("/testcase-data/phandle-tests/provider2");
+ p[3] = of_find_node_by_path("/testcase-data/phandle-tests/provider3");
+ p[4] = of_find_node_by_path("/testcase-data/phandle-tests/provider4");
+ p[5] = of_find_node_by_path("/testcase-data/phandle-tests/provider5");
+ for (i = 0; i < ARRAY_SIZE(p); ++i) {
+ if (!p[i]) {
+ pr_err("missing testcase data\n");
+ return;
+ }
+ prefs[i] = kref_read(&p[i]->kobj.kref);
}
rc = of_count_phandle_with_args(np, "phandle-list", "#phandle-cells");
- unittest(rc == 7, "of_count_phandle_with_args() returned %i, expected 7\n", rc);
+ unittest(rc == 8, "of_count_phandle_with_args() returned %i, expected 8\n", rc);
- for (i = 0; i < 8; i++) {
+ for (i = 0; i < 9; i++) {
bool passed = true;
memset(&args, 0, sizeof(args));
@@ -585,13 +579,13 @@
switch (i) {
case 0:
passed &= !rc;
- passed &= (args.np == p1);
+ passed &= (args.np == p[1]);
passed &= (args.args_count == 1);
passed &= (args.args[0] == 1);
break;
case 1:
passed &= !rc;
- passed &= (args.np == p3);
+ passed &= (args.np == p[3]);
passed &= (args.args_count == 3);
passed &= (args.args[0] == 2);
passed &= (args.args[1] == 5);
@@ -602,28 +596,36 @@
break;
case 3:
passed &= !rc;
- passed &= (args.np == p0);
+ passed &= (args.np == p[0]);
passed &= (args.args_count == 0);
break;
case 4:
passed &= !rc;
- passed &= (args.np == p1);
+ passed &= (args.np == p[1]);
passed &= (args.args_count == 1);
passed &= (args.args[0] == 3);
break;
case 5:
passed &= !rc;
- passed &= (args.np == p0);
+ passed &= (args.np == p[0]);
passed &= (args.args_count == 0);
break;
case 6:
passed &= !rc;
- passed &= (args.np == p2);
+ passed &= (args.np == p[2]);
passed &= (args.args_count == 2);
passed &= (args.args[0] == 15);
passed &= (args.args[1] == 0x20);
break;
case 7:
+ passed &= !rc;
+ passed &= (args.np == p[3]);
+ passed &= (args.args_count == 3);
+ passed &= (args.args[0] == 2);
+ passed &= (args.args[1] == 5);
+ passed &= (args.args[2] == 3);
+ break;
+ case 8:
passed &= (rc == -ENOENT);
break;
default:
@@ -632,6 +634,9 @@
unittest(passed, "index %i - data error on node %s rc=%i\n",
i, args.np->full_name, rc);
+
+ if (rc == 0)
+ of_node_put(args.np);
}
/* Check for missing list property */
@@ -678,6 +683,13 @@
"OF: /testcase-data/phandle-tests/consumer-b: #phandle-cells = 2 found -1");
unittest(rc == -EINVAL, "expected:%i got:%i\n", -EINVAL, rc);
+
+ for (i = 0; i < ARRAY_SIZE(p); ++i) {
+ unittest(prefs[i] == kref_read(&p[i]->kobj.kref),
+ "provider%d: expected:%d got:%d\n",
+ i, prefs[i], kref_read(&p[i]->kobj.kref));
+ of_node_put(p[i]);
+ }
}
static void __init of_unittest_property_string(void)
diff --git a/drivers/parport/parport_serial.c b/drivers/parport/parport_serial.c
index 9f5d784..3644997 100644
--- a/drivers/parport/parport_serial.c
+++ b/drivers/parport/parport_serial.c
@@ -65,6 +65,10 @@
sunix_5069a,
sunix_5079a,
sunix_5099a,
+ brainboxes_uc257,
+ brainboxes_is300,
+ brainboxes_uc414,
+ brainboxes_px263,
};
/* each element directly indexed from enum list, above */
@@ -158,6 +162,10 @@
/* sunix_5069a */ { 1, { { 1, 2 }, } },
/* sunix_5079a */ { 1, { { 1, 2 }, } },
/* sunix_5099a */ { 1, { { 1, 2 }, } },
+ /* brainboxes_uc257 */ { 1, { { 3, -1 }, } },
+ /* brainboxes_is300 */ { 1, { { 3, -1 }, } },
+ /* brainboxes_uc414 */ { 1, { { 3, -1 }, } },
+ /* brainboxes_px263 */ { 1, { { 3, -1 }, } },
};
static struct pci_device_id parport_serial_pci_tbl[] = {
@@ -277,6 +285,38 @@
{ PCI_VENDOR_ID_SUNIX, PCI_DEVICE_ID_SUNIX_1999, PCI_VENDOR_ID_SUNIX,
0x0104, 0, 0, sunix_5099a },
+ /* Brainboxes UC-203 */
+ { PCI_VENDOR_ID_INTASHIELD, 0x0bc1,
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, brainboxes_uc257 },
+ { PCI_VENDOR_ID_INTASHIELD, 0x0bc2,
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, brainboxes_uc257 },
+
+ /* Brainboxes UC-257 */
+ { PCI_VENDOR_ID_INTASHIELD, 0x0861,
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, brainboxes_uc257 },
+ { PCI_VENDOR_ID_INTASHIELD, 0x0862,
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, brainboxes_uc257 },
+ { PCI_VENDOR_ID_INTASHIELD, 0x0863,
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, brainboxes_uc257 },
+
+ /* Brainboxes UC-414 */
+ { PCI_VENDOR_ID_INTASHIELD, 0x0e61,
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, brainboxes_uc414 },
+
+ /* Brainboxes UC-475 */
+ { PCI_VENDOR_ID_INTASHIELD, 0x0981,
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, brainboxes_uc257 },
+ { PCI_VENDOR_ID_INTASHIELD, 0x0982,
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, brainboxes_uc257 },
+
+ /* Brainboxes IS-300/IS-500 */
+ { PCI_VENDOR_ID_INTASHIELD, 0x0da0,
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, brainboxes_is300 },
+
+ /* Brainboxes PX-263/PX-295 */
+ { PCI_VENDOR_ID_INTASHIELD, 0x402c,
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, brainboxes_px263 },
+
{ 0, } /* terminate list */
};
MODULE_DEVICE_TABLE(pci,parport_serial_pci_tbl);
@@ -542,6 +582,30 @@
.base_baud = 921600,
.uart_offset = 0x8,
},
+ [brainboxes_uc257] = {
+ .flags = FL_BASE2,
+ .num_ports = 2,
+ .base_baud = 115200,
+ .uart_offset = 8,
+ },
+ [brainboxes_is300] = {
+ .flags = FL_BASE2,
+ .num_ports = 1,
+ .base_baud = 115200,
+ .uart_offset = 8,
+ },
+ [brainboxes_uc414] = {
+ .flags = FL_BASE2,
+ .num_ports = 4,
+ .base_baud = 115200,
+ .uart_offset = 8,
+ },
+ [brainboxes_px263] = {
+ .flags = FL_BASE2,
+ .num_ports = 4,
+ .base_baud = 921600,
+ .uart_offset = 8,
+ },
};
struct parport_serial_private {
diff --git a/drivers/pci/controller/dwc/pci-keystone.c b/drivers/pci/controller/dwc/pci-keystone.c
index eacdcb0..09379e5 100644
--- a/drivers/pci/controller/dwc/pci-keystone.c
+++ b/drivers/pci/controller/dwc/pci-keystone.c
@@ -1200,7 +1200,16 @@
goto err_link;
}
+ /* Obtain references to the PHYs */
+ for (i = 0; i < num_lanes; i++)
+ phy_pm_runtime_get_sync(ks_pcie->phy[i]);
+
ret = ks_pcie_enable_phy(ks_pcie);
+
+ /* Release references to the PHYs */
+ for (i = 0; i < num_lanes; i++)
+ phy_pm_runtime_put_sync(ks_pcie->phy[i]);
+
if (ret) {
dev_err(dev, "failed to enable phy\n");
goto err_link;
diff --git a/drivers/pci/controller/dwc/pcie-designware-ep.c b/drivers/pci/controller/dwc/pcie-designware-ep.c
index 6c5aeac0..b1ea2a4 100644
--- a/drivers/pci/controller/dwc/pcie-designware-ep.c
+++ b/drivers/pci/controller/dwc/pcie-designware-ep.c
@@ -590,6 +590,7 @@
}
aligned_offset = msg_addr & (epc->mem->window.page_size - 1);
+ msg_addr &= ~aligned_offset;
ret = dw_pcie_ep_map_addr(epc, func_no, 0, ep->msi_mem_phys, msg_addr,
epc->mem->window.page_size);
if (ret)
diff --git a/drivers/pci/controller/pcie-mediatek.c b/drivers/pci/controller/pcie-mediatek.c
index 5273cb5..3200d77 100644
--- a/drivers/pci/controller/pcie-mediatek.c
+++ b/drivers/pci/controller/pcie-mediatek.c
@@ -624,12 +624,18 @@
if (status & MSI_STATUS){
unsigned long imsi_status;
+ /*
+ * The interrupt status can be cleared even if the
+ * MSI status remains pending. As such, given the
+ * edge-triggered interrupt type, its status should
+ * be cleared before being dispatched to the
+ * handler of the underlying device.
+ */
+ writel(MSI_STATUS, port->base + PCIE_INT_STATUS);
while ((imsi_status = readl(port->base + PCIE_IMSI_STATUS))) {
for_each_set_bit(bit, &imsi_status, MTK_MSI_IRQS_NUM)
generic_handle_domain_irq(port->inner_domain, bit);
}
- /* Clear MSI interrupt status */
- writel(MSI_STATUS, port->base + PCIE_INT_STATUS);
}
}
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 4cf0553..99e6115d5 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -820,6 +820,9 @@
return 1;
}
+ if (dev->bus->self)
+ pcie_aspm_pm_state_change(dev->bus->self);
+
return 0;
}
@@ -1140,6 +1143,9 @@
if (need_restore)
pci_restore_bars(dev);
+ if (dev->bus->self)
+ pcie_aspm_pm_state_change(dev->bus->self);
+
return 0;
}
diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index 50827ce..f75f08d 100644
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -601,10 +601,12 @@
#ifdef CONFIG_PCIEASPM
void pcie_aspm_init_link_state(struct pci_dev *pdev);
void pcie_aspm_exit_link_state(struct pci_dev *pdev);
+void pcie_aspm_pm_state_change(struct pci_dev *pdev);
void pcie_aspm_powersave_config_link(struct pci_dev *pdev);
#else
static inline void pcie_aspm_init_link_state(struct pci_dev *pdev) { }
static inline void pcie_aspm_exit_link_state(struct pci_dev *pdev) { }
+static inline void pcie_aspm_pm_state_change(struct pci_dev *pdev) { }
static inline void pcie_aspm_powersave_config_link(struct pci_dev *pdev) { }
#endif
diff --git a/drivers/pci/pcie/aspm.c b/drivers/pci/pcie/aspm.c
index 233e42d..e3f8194 100644
--- a/drivers/pci/pcie/aspm.c
+++ b/drivers/pci/pcie/aspm.c
@@ -1038,6 +1038,25 @@
up_read(&pci_bus_sem);
}
+/* @pdev: the root port or switch downstream port */
+void pcie_aspm_pm_state_change(struct pci_dev *pdev)
+{
+ struct pcie_link_state *link = pdev->link_state;
+
+ if (aspm_disabled || !link)
+ return;
+ /*
+ * Devices changed PM state, we should recheck if latency
+ * meets all functions' requirement
+ */
+ down_read(&pci_bus_sem);
+ mutex_lock(&aspm_lock);
+ pcie_update_aspm_capable(link->root);
+ pcie_config_aspm_path(link);
+ mutex_unlock(&aspm_lock);
+ up_read(&pci_bus_sem);
+}
+
void pcie_aspm_powersave_config_link(struct pci_dev *pdev)
{
struct pcie_link_state *link = pdev->link_state;
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 5d8768c..626d9ed 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -4577,17 +4577,21 @@
* But the implementation could block peer-to-peer transactions between them
* and provide ACS-like functionality.
*/
-static int pci_quirk_zhaoxin_pcie_ports_acs(struct pci_dev *dev, u16 acs_flags)
+static int pci_quirk_zhaoxin_pcie_ports_acs(struct pci_dev *dev, u16 acs_flags)
{
if (!pci_is_pcie(dev) ||
((pci_pcie_type(dev) != PCI_EXP_TYPE_ROOT_PORT) &&
(pci_pcie_type(dev) != PCI_EXP_TYPE_DOWNSTREAM)))
return -ENOTTY;
+ /*
+ * Future Zhaoxin Root Ports and Switch Downstream Ports will
+ * implement ACS capability in accordance with the PCIe Spec.
+ */
switch (dev->device) {
case 0x0710 ... 0x071e:
case 0x0721:
- case 0x0723 ... 0x0732:
+ case 0x0723 ... 0x0752:
return pci_acs_ctrl_enabled(acs_flags,
PCI_ACS_SV | PCI_ACS_RR | PCI_ACS_CR | PCI_ACS_UF);
}
diff --git a/drivers/pinctrl/cirrus/Kconfig b/drivers/pinctrl/cirrus/Kconfig
index 530426a..b3cea8d 100644
--- a/drivers/pinctrl/cirrus/Kconfig
+++ b/drivers/pinctrl/cirrus/Kconfig
@@ -1,7 +1,8 @@
# SPDX-License-Identifier: GPL-2.0-only
config PINCTRL_LOCHNAGAR
tristate "Cirrus Logic Lochnagar pinctrl driver"
- depends on MFD_LOCHNAGAR
+ # Avoid clash caused by MIPS defining RST, which is used in the driver
+ depends on MFD_LOCHNAGAR && !MIPS
select GPIOLIB
select PINMUX
select PINCONF
diff --git a/drivers/pinctrl/pinctrl-at91-pio4.c b/drivers/pinctrl/pinctrl-at91-pio4.c
index 62b9a94..d80c391 100644
--- a/drivers/pinctrl/pinctrl-at91-pio4.c
+++ b/drivers/pinctrl/pinctrl-at91-pio4.c
@@ -1038,6 +1038,13 @@
}
};
+/*
+ * This lock class allows to tell lockdep that parent IRQ and children IRQ do
+ * not share the same class so it does not raise false positive
+ */
+static struct lock_class_key atmel_lock_key;
+static struct lock_class_key atmel_request_key;
+
static int atmel_pinctrl_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
@@ -1193,6 +1200,7 @@
irq_set_chip_and_handler(irq, &atmel_gpio_irq_chip,
handle_simple_irq);
irq_set_chip_data(irq, atmel_pioctrl);
+ irq_set_lockdep_class(irq, &atmel_lock_key, &atmel_request_key);
dev_dbg(dev,
"atmel gpio irq domain: hwirq: %d, linux irq: %d\n",
i, irq);
diff --git a/drivers/platform/x86/intel/vbtn.c b/drivers/platform/x86/intel/vbtn.c
index 15f013a..f5e0208 100644
--- a/drivers/platform/x86/intel/vbtn.c
+++ b/drivers/platform/x86/intel/vbtn.c
@@ -73,10 +73,10 @@
bool wakeup_mode;
};
-static void detect_tablet_mode(struct platform_device *device)
+static void detect_tablet_mode(struct device *dev)
{
- struct intel_vbtn_priv *priv = dev_get_drvdata(&device->dev);
- acpi_handle handle = ACPI_HANDLE(&device->dev);
+ struct intel_vbtn_priv *priv = dev_get_drvdata(dev);
+ acpi_handle handle = ACPI_HANDLE(dev);
unsigned long long vgbs;
acpi_status status;
int m;
@@ -89,6 +89,8 @@
input_report_switch(priv->switches_dev, SW_TABLET_MODE, m);
m = (vgbs & VGBS_DOCK_MODE_FLAG) ? 1 : 0;
input_report_switch(priv->switches_dev, SW_DOCK, m);
+
+ input_sync(priv->switches_dev);
}
/*
@@ -134,7 +136,7 @@
priv->switches_dev->id.bustype = BUS_HOST;
if (priv->has_switches) {
- detect_tablet_mode(device);
+ detect_tablet_mode(&device->dev);
ret = input_register_device(priv->switches_dev);
if (ret)
@@ -198,6 +200,9 @@
autorelease = val && (!ke_rel || ke_rel->type == KE_IGNORE);
sparse_keymap_report_event(input_dev, event, val, autorelease);
+
+ /* Some devices need this to report further events */
+ acpi_evaluate_object(handle, "VBDL", NULL, NULL);
}
/*
@@ -358,7 +363,13 @@
static int intel_vbtn_pm_resume(struct device *dev)
{
+ struct intel_vbtn_priv *priv = dev_get_drvdata(dev);
+
intel_vbtn_pm_complete(dev);
+
+ if (priv->has_switches)
+ detect_tablet_mode(dev);
+
return 0;
}
diff --git a/drivers/power/supply/bq256xx_charger.c b/drivers/power/supply/bq256xx_charger.c
index f501ecd..9fb7b44 100644
--- a/drivers/power/supply/bq256xx_charger.c
+++ b/drivers/power/supply/bq256xx_charger.c
@@ -1514,13 +1514,16 @@
wd_reg_val = i;
break;
}
- if (bq->watchdog_timer > bq256xx_watchdog_time[i] &&
+ if (i + 1 < BQ256XX_NUM_WD_VAL &&
+ bq->watchdog_timer > bq256xx_watchdog_time[i] &&
bq->watchdog_timer < bq256xx_watchdog_time[i + 1])
wd_reg_val = i;
}
ret = regmap_update_bits(bq->regmap, BQ256XX_CHARGER_CONTROL_1,
BQ256XX_WATCHDOG_MASK, wd_reg_val <<
BQ256XX_WDT_BIT_SHIFT);
+ if (ret)
+ return ret;
ret = power_supply_get_battery_info(bq->charger, &bat_info);
if (ret) {
diff --git a/drivers/power/supply/cw2015_battery.c b/drivers/power/supply/cw2015_battery.c
index 091868e..587db9f 100644
--- a/drivers/power/supply/cw2015_battery.c
+++ b/drivers/power/supply/cw2015_battery.c
@@ -490,7 +490,7 @@
case POWER_SUPPLY_PROP_TIME_TO_EMPTY_NOW:
if (cw_battery_valid_time_to_empty(cw_bat))
- val->intval = cw_bat->time_to_empty;
+ val->intval = cw_bat->time_to_empty * 60;
else
val->intval = 0;
break;
diff --git a/drivers/pwm/pwm-jz4740.c b/drivers/pwm/pwm-jz4740.c
index 23dc1fb..40dcf53 100644
--- a/drivers/pwm/pwm-jz4740.c
+++ b/drivers/pwm/pwm-jz4740.c
@@ -60,9 +60,10 @@
snprintf(name, sizeof(name), "timer%u", pwm->hwpwm);
clk = clk_get(chip->dev, name);
- if (IS_ERR(clk))
- return dev_err_probe(chip->dev, PTR_ERR(clk),
- "Failed to get clock\n");
+ if (IS_ERR(clk)) {
+ dev_err(chip->dev, "error %pe: Failed to get clock\n", clk);
+ return PTR_ERR(clk);
+ }
err = clk_prepare_enable(clk);
if (err < 0) {
diff --git a/drivers/pwm/pwm-stm32.c b/drivers/pwm/pwm-stm32.c
index 794ca5b..bdcdb7f 100644
--- a/drivers/pwm/pwm-stm32.c
+++ b/drivers/pwm/pwm-stm32.c
@@ -115,14 +115,14 @@
int ret;
/* Ensure registers have been updated, enable counter and capture */
- regmap_update_bits(priv->regmap, TIM_EGR, TIM_EGR_UG, TIM_EGR_UG);
- regmap_update_bits(priv->regmap, TIM_CR1, TIM_CR1_CEN, TIM_CR1_CEN);
+ regmap_set_bits(priv->regmap, TIM_EGR, TIM_EGR_UG);
+ regmap_set_bits(priv->regmap, TIM_CR1, TIM_CR1_CEN);
/* Use cc1 or cc3 DMA resp for PWM input channels 1 & 2 or 3 & 4 */
dma_id = pwm->hwpwm < 2 ? STM32_TIMERS_DMA_CH1 : STM32_TIMERS_DMA_CH3;
ccen = pwm->hwpwm < 2 ? TIM_CCER_CC12E : TIM_CCER_CC34E;
ccr = pwm->hwpwm < 2 ? TIM_CCR1 : TIM_CCR3;
- regmap_update_bits(priv->regmap, TIM_CCER, ccen, ccen);
+ regmap_set_bits(priv->regmap, TIM_CCER, ccen);
/*
* Timer DMA burst mode. Request 2 registers, 2 bursts, to get both
@@ -160,8 +160,8 @@
}
stop:
- regmap_update_bits(priv->regmap, TIM_CCER, ccen, 0);
- regmap_update_bits(priv->regmap, TIM_CR1, TIM_CR1_CEN, 0);
+ regmap_clear_bits(priv->regmap, TIM_CCER, ccen);
+ regmap_clear_bits(priv->regmap, TIM_CR1, TIM_CR1_CEN);
return ret;
}
@@ -359,7 +359,7 @@
regmap_write(priv->regmap, TIM_PSC, prescaler);
regmap_write(priv->regmap, TIM_ARR, prd - 1);
- regmap_update_bits(priv->regmap, TIM_CR1, TIM_CR1_ARPE, TIM_CR1_ARPE);
+ regmap_set_bits(priv->regmap, TIM_CR1, TIM_CR1_ARPE);
/* Calculate the duty cycles */
dty = prd * duty_ns;
@@ -377,7 +377,7 @@
else
regmap_update_bits(priv->regmap, TIM_CCMR2, mask, ccmr);
- regmap_update_bits(priv->regmap, TIM_BDTR, TIM_BDTR_MOE, TIM_BDTR_MOE);
+ regmap_set_bits(priv->regmap, TIM_BDTR, TIM_BDTR_MOE);
return 0;
}
@@ -411,13 +411,13 @@
if (priv->have_complementary_output)
mask |= TIM_CCER_CC1NE << (ch * 4);
- regmap_update_bits(priv->regmap, TIM_CCER, mask, mask);
+ regmap_set_bits(priv->regmap, TIM_CCER, mask);
/* Make sure that registers are updated */
- regmap_update_bits(priv->regmap, TIM_EGR, TIM_EGR_UG, TIM_EGR_UG);
+ regmap_set_bits(priv->regmap, TIM_EGR, TIM_EGR_UG);
/* Enable controller */
- regmap_update_bits(priv->regmap, TIM_CR1, TIM_CR1_CEN, TIM_CR1_CEN);
+ regmap_set_bits(priv->regmap, TIM_CR1, TIM_CR1_CEN);
return 0;
}
@@ -431,11 +431,11 @@
if (priv->have_complementary_output)
mask |= TIM_CCER_CC1NE << (ch * 4);
- regmap_update_bits(priv->regmap, TIM_CCER, mask, 0);
+ regmap_clear_bits(priv->regmap, TIM_CCER, mask);
/* When all channels are disabled, we can disable the controller */
if (!active_channels(priv))
- regmap_update_bits(priv->regmap, TIM_CR1, TIM_CR1_CEN, 0);
+ regmap_clear_bits(priv->regmap, TIM_CR1, TIM_CR1_CEN);
clk_disable(priv->clk);
}
@@ -568,41 +568,30 @@
* If complementary bit doesn't exist writing 1 will have no
* effect so we can detect it.
*/
- regmap_update_bits(priv->regmap,
- TIM_CCER, TIM_CCER_CC1NE, TIM_CCER_CC1NE);
+ regmap_set_bits(priv->regmap, TIM_CCER, TIM_CCER_CC1NE);
regmap_read(priv->regmap, TIM_CCER, &ccer);
- regmap_update_bits(priv->regmap, TIM_CCER, TIM_CCER_CC1NE, 0);
+ regmap_clear_bits(priv->regmap, TIM_CCER, TIM_CCER_CC1NE);
priv->have_complementary_output = (ccer != 0);
}
-static int stm32_pwm_detect_channels(struct stm32_pwm *priv)
+static unsigned int stm32_pwm_detect_channels(struct stm32_pwm *priv,
+ unsigned int *num_enabled)
{
- u32 ccer;
- int npwm = 0;
+ u32 ccer, ccer_backup;
/*
* If channels enable bits don't exist writing 1 will have no
* effect so we can detect and count them.
*/
- regmap_update_bits(priv->regmap,
- TIM_CCER, TIM_CCER_CCXE, TIM_CCER_CCXE);
+ regmap_read(priv->regmap, TIM_CCER, &ccer_backup);
+ regmap_set_bits(priv->regmap, TIM_CCER, TIM_CCER_CCXE);
regmap_read(priv->regmap, TIM_CCER, &ccer);
- regmap_update_bits(priv->regmap, TIM_CCER, TIM_CCER_CCXE, 0);
+ regmap_write(priv->regmap, TIM_CCER, ccer_backup);
- if (ccer & TIM_CCER_CC1E)
- npwm++;
+ *num_enabled = hweight32(ccer_backup & TIM_CCER_CCXE);
- if (ccer & TIM_CCER_CC2E)
- npwm++;
-
- if (ccer & TIM_CCER_CC3E)
- npwm++;
-
- if (ccer & TIM_CCER_CC4E)
- npwm++;
-
- return npwm;
+ return hweight32(ccer & TIM_CCER_CCXE);
}
static int stm32_pwm_probe(struct platform_device *pdev)
@@ -611,6 +600,8 @@
struct device_node *np = dev->of_node;
struct stm32_timers *ddata = dev_get_drvdata(pdev->dev.parent);
struct stm32_pwm *priv;
+ unsigned int num_enabled;
+ unsigned int i;
int ret;
priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
@@ -633,7 +624,11 @@
priv->chip.dev = dev;
priv->chip.ops = &stm32pwm_ops;
- priv->chip.npwm = stm32_pwm_detect_channels(priv);
+ priv->chip.npwm = stm32_pwm_detect_channels(priv, &num_enabled);
+
+ /* Initialize clock refcount to number of enabled PWM channels. */
+ for (i = 0; i < num_enabled; i++)
+ clk_enable(priv->clk);
ret = pwmchip_add(&priv->chip);
if (ret < 0)
diff --git a/drivers/reset/core.c b/drivers/reset/core.c
index 61e6888..320412e 100644
--- a/drivers/reset/core.c
+++ b/drivers/reset/core.c
@@ -806,6 +806,9 @@
{
lockdep_assert_held(&reset_list_mutex);
+ if (IS_ERR_OR_NULL(rstc))
+ return;
+
kref_put(&rstc->refcnt, __reset_control_release);
}
@@ -1016,11 +1019,8 @@
void reset_control_bulk_put(int num_rstcs, struct reset_control_bulk_data *rstcs)
{
mutex_lock(&reset_list_mutex);
- while (num_rstcs--) {
- if (IS_ERR_OR_NULL(rstcs[num_rstcs].rstc))
- continue;
+ while (num_rstcs--)
__reset_control_put_internal(rstcs[num_rstcs].rstc);
- }
mutex_unlock(&reset_list_mutex);
}
EXPORT_SYMBOL_GPL(reset_control_bulk_put);
diff --git a/drivers/reset/hisilicon/hi6220_reset.c b/drivers/reset/hisilicon/hi6220_reset.c
index 5ca145b..3095191 100644
--- a/drivers/reset/hisilicon/hi6220_reset.c
+++ b/drivers/reset/hisilicon/hi6220_reset.c
@@ -164,7 +164,7 @@
if (!data)
return -ENOMEM;
- type = (enum hi6220_reset_ctrl_type)of_device_get_match_data(dev);
+ type = (uintptr_t)of_device_get_match_data(dev);
regmap = syscon_node_to_regmap(np);
if (IS_ERR(regmap)) {
diff --git a/drivers/s390/block/scm_blk.c b/drivers/s390/block/scm_blk.c
index 88cba62..e36775c 100644
--- a/drivers/s390/block/scm_blk.c
+++ b/drivers/s390/block/scm_blk.c
@@ -18,6 +18,7 @@
#include <linux/genhd.h>
#include <linux/slab.h>
#include <linux/list.h>
+#include <linux/io.h>
#include <asm/eadm.h>
#include "scm_blk.h"
@@ -131,7 +132,7 @@
for (i = 0; i < nr_requests_per_io && scmrq->request[i]; i++) {
msb = &scmrq->aob->msb[i];
- aidaw = msb->data_addr;
+ aidaw = (u64)phys_to_virt(msb->data_addr);
if ((msb->flags & MSB_FLAG_IDA) && aidaw &&
IS_ALIGNED(aidaw, PAGE_SIZE))
@@ -196,12 +197,12 @@
msb->scm_addr = scmdev->address + ((u64) blk_rq_pos(req) << 9);
msb->oc = (rq_data_dir(req) == READ) ? MSB_OC_READ : MSB_OC_WRITE;
msb->flags |= MSB_FLAG_IDA;
- msb->data_addr = (u64) aidaw;
+ msb->data_addr = (u64)virt_to_phys(aidaw);
rq_for_each_segment(bv, req, iter) {
WARN_ON(bv.bv_offset);
msb->blk_count += bv.bv_len >> 12;
- aidaw->data_addr = (u64) page_address(bv.bv_page);
+ aidaw->data_addr = virt_to_phys(page_address(bv.bv_page));
aidaw++;
}
diff --git a/drivers/scsi/bnx2fc/bnx2fc_fcoe.c b/drivers/scsi/bnx2fc/bnx2fc_fcoe.c
index e258647..6090434 100644
--- a/drivers/scsi/bnx2fc/bnx2fc_fcoe.c
+++ b/drivers/scsi/bnx2fc/bnx2fc_fcoe.c
@@ -432,7 +432,6 @@
struct fcoe_ctlr *ctlr;
struct fcoe_rcv_info *fr;
struct fcoe_percpu_s *bg;
- struct sk_buff *tmp_skb;
interface = container_of(ptype, struct bnx2fc_interface,
fcoe_packet_type);
@@ -444,11 +443,9 @@
goto err;
}
- tmp_skb = skb_share_check(skb, GFP_ATOMIC);
- if (!tmp_skb)
- goto err;
-
- skb = tmp_skb;
+ skb = skb_share_check(skb, GFP_ATOMIC);
+ if (!skb)
+ return -1;
if (unlikely(eth_hdr(skb)->h_proto != htons(ETH_P_FCOE))) {
printk(KERN_ERR PFX "bnx2fc_rcv: Wrong FC type frame\n");
diff --git a/drivers/scsi/fnic/fnic_debugfs.c b/drivers/scsi/fnic/fnic_debugfs.c
index e732650..f611e9f 100644
--- a/drivers/scsi/fnic/fnic_debugfs.c
+++ b/drivers/scsi/fnic/fnic_debugfs.c
@@ -66,9 +66,10 @@
fc_trc_flag->fnic_trace = 2;
fc_trc_flag->fc_trace = 3;
fc_trc_flag->fc_clear = 4;
+ return 0;
}
- return 0;
+ return -ENOMEM;
}
/*
diff --git a/drivers/scsi/hisi_sas/hisi_sas.h b/drivers/scsi/hisi_sas/hisi_sas.h
index 436d174..57be32b 100644
--- a/drivers/scsi/hisi_sas/hisi_sas.h
+++ b/drivers/scsi/hisi_sas/hisi_sas.h
@@ -35,7 +35,7 @@
#define HISI_SAS_QUEUE_SLOTS 4096
#define HISI_SAS_MAX_ITCT_ENTRIES 1024
#define HISI_SAS_MAX_DEVICES HISI_SAS_MAX_ITCT_ENTRIES
-#define HISI_SAS_RESET_BIT 0
+#define HISI_SAS_RESETTING_BIT 0
#define HISI_SAS_REJECT_CMD_BIT 1
#define HISI_SAS_PM_BIT 2
#define HISI_SAS_HW_FAULT_BIT 3
diff --git a/drivers/scsi/hisi_sas/hisi_sas_main.c b/drivers/scsi/hisi_sas/hisi_sas_main.c
index 7d93783..530f61d 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_main.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_main.c
@@ -724,7 +724,7 @@
*/
local_phy = sas_get_local_phy(device);
if (!scsi_is_sas_phy_local(local_phy) &&
- !test_bit(HISI_SAS_RESET_BIT, &hisi_hba->flags)) {
+ !test_bit(HISI_SAS_RESETTING_BIT, &hisi_hba->flags)) {
unsigned long deadline = ata_deadline(jiffies, 20000);
struct sata_device *sata_dev = &device->sata_dev;
struct ata_host *ata_host = sata_dev->ata_host;
@@ -1072,7 +1072,7 @@
sas_dev->device_id, sas_dev->dev_type);
down(&hisi_hba->sem);
- if (!test_bit(HISI_SAS_RESET_BIT, &hisi_hba->flags)) {
+ if (!test_bit(HISI_SAS_RESETTING_BIT, &hisi_hba->flags)) {
hisi_sas_internal_task_abort(hisi_hba, device,
HISI_SAS_INT_ABT_DEV, 0, true);
@@ -1548,7 +1548,6 @@
{
struct Scsi_Host *shost = hisi_hba->shost;
- down(&hisi_hba->sem);
hisi_hba->phy_state = hisi_hba->hw->get_phys_state(hisi_hba);
scsi_block_requests(shost);
@@ -1574,9 +1573,9 @@
if (hisi_hba->reject_stp_links_msk)
hisi_sas_terminate_stp_reject(hisi_hba);
hisi_sas_reset_init_all_devices(hisi_hba);
- up(&hisi_hba->sem);
scsi_unblock_requests(shost);
- clear_bit(HISI_SAS_RESET_BIT, &hisi_hba->flags);
+ clear_bit(HISI_SAS_RESETTING_BIT, &hisi_hba->flags);
+ up(&hisi_hba->sem);
hisi_sas_rescan_topology(hisi_hba, hisi_hba->phy_state);
}
@@ -1585,10 +1584,13 @@
static int hisi_sas_controller_prereset(struct hisi_hba *hisi_hba)
{
if (!hisi_hba->hw->soft_reset)
- return -1;
+ return -ENOENT;
- if (test_and_set_bit(HISI_SAS_RESET_BIT, &hisi_hba->flags))
- return -1;
+ down(&hisi_hba->sem);
+ if (test_and_set_bit(HISI_SAS_RESETTING_BIT, &hisi_hba->flags)) {
+ up(&hisi_hba->sem);
+ return -EPERM;
+ }
if (hisi_sas_debugfs_enable && hisi_hba->debugfs_itct[0].itct)
hisi_hba->hw->debugfs_snapshot_regs(hisi_hba);
@@ -1611,7 +1613,7 @@
clear_bit(HISI_SAS_REJECT_CMD_BIT, &hisi_hba->flags);
up(&hisi_hba->sem);
scsi_unblock_requests(shost);
- clear_bit(HISI_SAS_RESET_BIT, &hisi_hba->flags);
+ clear_bit(HISI_SAS_RESETTING_BIT, &hisi_hba->flags);
return rc;
}
@@ -2251,7 +2253,7 @@
} else {
struct hisi_sas_port *port = phy->port;
- if (test_bit(HISI_SAS_RESET_BIT, &hisi_hba->flags) ||
+ if (test_bit(HISI_SAS_RESETTING_BIT, &hisi_hba->flags) ||
phy->in_reset) {
dev_info(dev, "ignore flutter phy%d down\n", phy_no);
return;
diff --git a/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c
index afe6399..862f4e8b 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c
@@ -1422,7 +1422,7 @@
goto end;
}
- if (!test_bit(HISI_SAS_RESET_BIT, &hisi_hba->flags))
+ if (!test_bit(HISI_SAS_RESETTING_BIT, &hisi_hba->flags))
sas_notify_port_event(sas_phy, PORTE_BROADCAST_RCVD,
GFP_ATOMIC);
diff --git a/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c
index c40588ed..a6d89a1 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c
@@ -2831,7 +2831,7 @@
hisi_sas_phy_write32(hisi_hba, phy_no, SL_RX_BCAST_CHK_MSK, 1);
bcast_status = hisi_sas_phy_read32(hisi_hba, phy_no, RX_PRIMS_STATUS);
if ((bcast_status & RX_BCAST_CHG_MSK) &&
- !test_bit(HISI_SAS_RESET_BIT, &hisi_hba->flags))
+ !test_bit(HISI_SAS_RESETTING_BIT, &hisi_hba->flags))
sas_notify_port_event(sas_phy, PORTE_BROADCAST_RCVD,
GFP_ATOMIC);
hisi_sas_phy_write32(hisi_hba, phy_no, CHL_INT0,
diff --git a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
index d1c07e7..1651d03 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
@@ -1622,7 +1622,7 @@
hisi_sas_phy_write32(hisi_hba, phy_no, SL_RX_BCAST_CHK_MSK, 1);
bcast_status = hisi_sas_phy_read32(hisi_hba, phy_no, RX_PRIMS_STATUS);
if ((bcast_status & RX_BCAST_CHG_MSK) &&
- !test_bit(HISI_SAS_RESET_BIT, &hisi_hba->flags))
+ !test_bit(HISI_SAS_RESETTING_BIT, &hisi_hba->flags))
sas_notify_port_event(sas_phy, PORTE_BROADCAST_RCVD,
GFP_ATOMIC);
hisi_sas_phy_write32(hisi_hba, phy_no, CHL_INT0,
@@ -3331,7 +3331,7 @@
u32 *databuf = hisi_hba->debugfs_regs[dump_index][DEBUGFS_GLOBAL].data;
int i;
- for (i = 0; i < debugfs_axi_reg.count; i++, databuf++)
+ for (i = 0; i < debugfs_global_reg.count; i++, databuf++)
*databuf = hisi_sas_read32(hisi_hba, 4 * i);
}
@@ -4935,7 +4935,8 @@
int rc;
dev_info(dev, "FLR prepare\n");
- set_bit(HISI_SAS_RESET_BIT, &hisi_hba->flags);
+ down(&hisi_hba->sem);
+ set_bit(HISI_SAS_RESETTING_BIT, &hisi_hba->flags);
hisi_sas_controller_reset_prepare(hisi_hba);
rc = disable_host_v3_hw(hisi_hba);
@@ -4947,6 +4948,7 @@
{
struct sas_ha_struct *sha = pci_get_drvdata(pdev);
struct hisi_hba *hisi_hba = sha->lldd_ha;
+ struct Scsi_Host *shost = hisi_hba->shost;
struct device *dev = hisi_hba->dev;
int rc;
@@ -4955,6 +4957,10 @@
rc = hw_init_v3_hw(hisi_hba);
if (rc) {
dev_err(dev, "FLR: hw init failed rc=%d\n", rc);
+ clear_bit(HISI_SAS_REJECT_CMD_BIT, &hisi_hba->flags);
+ scsi_unblock_requests(shost);
+ clear_bit(HISI_SAS_RESETTING_BIT, &hisi_hba->flags);
+ up(&hisi_hba->sem);
return;
}
@@ -4981,8 +4987,8 @@
return -ENODEV;
}
- if (test_and_set_bit(HISI_SAS_RESET_BIT, &hisi_hba->flags))
- return -1;
+ if (test_and_set_bit(HISI_SAS_RESETTING_BIT, &hisi_hba->flags))
+ return -EPERM;
scsi_block_requests(shost);
set_bit(HISI_SAS_REJECT_CMD_BIT, &hisi_hba->flags);
@@ -4992,7 +4998,7 @@
if (rc) {
dev_err(dev, "PM suspend: disable host failed rc=%d\n", rc);
clear_bit(HISI_SAS_REJECT_CMD_BIT, &hisi_hba->flags);
- clear_bit(HISI_SAS_RESET_BIT, &hisi_hba->flags);
+ clear_bit(HISI_SAS_RESETTING_BIT, &hisi_hba->flags);
scsi_unblock_requests(shost);
return rc;
}
@@ -5031,7 +5037,7 @@
}
phys_init_v3_hw(hisi_hba);
sas_resume_ha(sha);
- clear_bit(HISI_SAS_RESET_BIT, &hisi_hba->flags);
+ clear_bit(HISI_SAS_RESETTING_BIT, &hisi_hba->flags);
return 0;
}
diff --git a/drivers/scsi/mpi3mr/mpi3mr_os.c b/drivers/scsi/mpi3mr/mpi3mr_os.c
index b2c6505..a0d3e2e 100644
--- a/drivers/scsi/mpi3mr/mpi3mr_os.c
+++ b/drivers/scsi/mpi3mr/mpi3mr_os.c
@@ -781,8 +781,14 @@
tgtdev = NULL;
list_for_each_entry(tgtdev, &mrioc->tgtdev_list, list) {
if ((tgtdev->dev_handle != MPI3MR_INVALID_DEV_HANDLE) &&
- !tgtdev->is_hidden && !tgtdev->host_exposed)
- mpi3mr_report_tgtdev_to_host(mrioc, tgtdev->perst_id);
+ !tgtdev->is_hidden) {
+ if (!tgtdev->host_exposed)
+ mpi3mr_report_tgtdev_to_host(mrioc,
+ tgtdev->perst_id);
+ else if (tgtdev->starget)
+ starget_for_each_device(tgtdev->starget,
+ (void *)tgtdev, mpi3mr_update_sdev);
+ }
}
}
diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c
index dd9f577..1b0767e 100644
--- a/drivers/scsi/scsi_error.c
+++ b/drivers/scsi/scsi_error.c
@@ -1105,6 +1105,7 @@
scsi_log_send(scmd);
scmd->scsi_done = scsi_eh_done;
+ scmd->flags |= SCMD_LAST;
/*
* Lock sdev->state_mutex to avoid that scsi_device_quiesce() can
@@ -2402,6 +2403,7 @@
scmd->cmnd = scsi_req(rq)->cmd;
scmd->scsi_done = scsi_reset_provider_done_command;
+ scmd->flags |= SCMD_LAST;
memset(&scmd->sdb, 0, sizeof(scmd->sdb));
scmd->cmd_len = 0;
diff --git a/drivers/soc/qcom/llcc-qcom.c b/drivers/soc/qcom/llcc-qcom.c
index fabc5ce..59e359e 100644
--- a/drivers/soc/qcom/llcc-qcom.c
+++ b/drivers/soc/qcom/llcc-qcom.c
@@ -450,14 +450,14 @@
u32 disable_cap_alloc, retain_pc;
disable_cap_alloc = config->dis_cap_alloc << config->slice_id;
- ret = regmap_write(drv_data->bcast_regmap,
- LLCC_TRP_SCID_DIS_CAP_ALLOC, disable_cap_alloc);
+ ret = regmap_update_bits(drv_data->bcast_regmap, LLCC_TRP_SCID_DIS_CAP_ALLOC,
+ BIT(config->slice_id), disable_cap_alloc);
if (ret)
return ret;
retain_pc = config->retain_on_pc << config->slice_id;
- ret = regmap_write(drv_data->bcast_regmap,
- LLCC_TRP_PCB_ACT, retain_pc);
+ ret = regmap_update_bits(drv_data->bcast_regmap, LLCC_TRP_PCB_ACT,
+ BIT(config->slice_id), retain_pc);
if (ret)
return ret;
}
diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig
index 123689e..4121547 100644
--- a/drivers/spi/Kconfig
+++ b/drivers/spi/Kconfig
@@ -984,9 +984,10 @@
config SPI_ZYNQMP_GQSPI
tristate "Xilinx ZynqMP GQSPI controller"
- depends on (SPI_MASTER && HAS_DMA) || COMPILE_TEST
+ depends on (SPI_MEM && HAS_DMA) || COMPILE_TEST
help
Enables Xilinx GQSPI controller driver for Zynq UltraScale+ MPSoC.
+ This controller only supports SPI memory interface.
config SPI_AMD
tristate "AMD SPI controller"
diff --git a/drivers/spi/spi-sh-msiof.c b/drivers/spi/spi-sh-msiof.c
index f88d9ac..eb2c64e 100644
--- a/drivers/spi/spi-sh-msiof.c
+++ b/drivers/spi/spi-sh-msiof.c
@@ -30,12 +30,15 @@
#include <asm/unaligned.h>
+#define SH_MSIOF_FLAG_FIXED_DTDL_200 BIT(0)
+
struct sh_msiof_chipdata {
u32 bits_per_word_mask;
u16 tx_fifo_size;
u16 rx_fifo_size;
u16 ctlr_flags;
u16 min_div_pow;
+ u32 flags;
};
struct sh_msiof_spi_priv {
@@ -1073,6 +1076,16 @@
.min_div_pow = 1,
};
+static const struct sh_msiof_chipdata rcar_r8a7795_data = {
+ .bits_per_word_mask = SPI_BPW_MASK(8) | SPI_BPW_MASK(16) |
+ SPI_BPW_MASK(24) | SPI_BPW_MASK(32),
+ .tx_fifo_size = 64,
+ .rx_fifo_size = 64,
+ .ctlr_flags = SPI_CONTROLLER_MUST_TX,
+ .min_div_pow = 1,
+ .flags = SH_MSIOF_FLAG_FIXED_DTDL_200,
+};
+
static const struct of_device_id sh_msiof_match[] = {
{ .compatible = "renesas,sh-mobile-msiof", .data = &sh_data },
{ .compatible = "renesas,msiof-r8a7743", .data = &rcar_gen2_data },
@@ -1083,6 +1096,7 @@
{ .compatible = "renesas,msiof-r8a7793", .data = &rcar_gen2_data },
{ .compatible = "renesas,msiof-r8a7794", .data = &rcar_gen2_data },
{ .compatible = "renesas,rcar-gen2-msiof", .data = &rcar_gen2_data },
+ { .compatible = "renesas,msiof-r8a7795", .data = &rcar_r8a7795_data },
{ .compatible = "renesas,msiof-r8a7796", .data = &rcar_gen3_data },
{ .compatible = "renesas,rcar-gen3-msiof", .data = &rcar_gen3_data },
{ .compatible = "renesas,sh-msiof", .data = &sh_data }, /* Deprecated */
@@ -1279,6 +1293,9 @@
return -ENXIO;
}
+ if (chipdata->flags & SH_MSIOF_FLAG_FIXED_DTDL_200)
+ info->dtdl = 200;
+
if (info->mode == MSIOF_SPI_SLAVE)
ctlr = spi_alloc_slave(&pdev->dev,
sizeof(struct sh_msiof_spi_priv));
diff --git a/drivers/tty/serial/8250/8250_omap.c b/drivers/tty/serial/8250/8250_omap.c
index 20e0703..770c4ca 100644
--- a/drivers/tty/serial/8250/8250_omap.c
+++ b/drivers/tty/serial/8250/8250_omap.c
@@ -1492,7 +1492,7 @@
err = pm_runtime_resume_and_get(&pdev->dev);
if (err)
- return err;
+ dev_err(&pdev->dev, "Failed to resume hardware\n");
serial8250_unregister_port(priv->line);
priv->line = -ENODEV;
diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c
index 3b2beb9..4504b5f 100644
--- a/drivers/tty/serial/imx.c
+++ b/drivers/tty/serial/imx.c
@@ -450,13 +450,13 @@
ucr1 = imx_uart_readl(sport, UCR1);
imx_uart_writel(sport, ucr1 & ~UCR1_TRDYEN, UCR1);
+ ucr4 = imx_uart_readl(sport, UCR4);
usr2 = imx_uart_readl(sport, USR2);
- if (!(usr2 & USR2_TXDC)) {
+ if ((!(usr2 & USR2_TXDC)) && (ucr4 & UCR4_TCEN)) {
/* The shifter is still busy, so retry once TC triggers */
return;
}
- ucr4 = imx_uart_readl(sport, UCR4);
ucr4 &= ~UCR4_TCEN;
imx_uart_writel(sport, ucr4, UCR4);
@@ -2318,7 +2318,7 @@
/* For register access, we only need to enable the ipg clock. */
ret = clk_prepare_enable(sport->clk_ipg);
if (ret) {
- dev_err(&pdev->dev, "failed to enable per clk: %d\n", ret);
+ dev_err(&pdev->dev, "failed to enable ipg clk: %d\n", ret);
return ret;
}
@@ -2330,10 +2330,8 @@
sport->ufcr = readl(sport->port.membase + UFCR);
ret = uart_get_rs485_mode(&sport->port);
- if (ret) {
- clk_disable_unprepare(sport->clk_ipg);
- return ret;
- }
+ if (ret)
+ goto err_clk;
if (sport->port.rs485.flags & SER_RS485_ENABLED &&
(!sport->have_rtscts && !sport->have_rtsgpio))
@@ -2417,8 +2415,6 @@
imx_uart_writel(sport, ucr3, UCR3);
}
- clk_disable_unprepare(sport->clk_ipg);
-
hrtimer_init(&sport->trigger_start_tx, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
hrtimer_init(&sport->trigger_stop_tx, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
sport->trigger_start_tx.function = imx_trigger_start_tx;
@@ -2434,7 +2430,7 @@
if (ret) {
dev_err(&pdev->dev, "failed to request rx irq: %d\n",
ret);
- return ret;
+ goto err_clk;
}
ret = devm_request_irq(&pdev->dev, txirq, imx_uart_txint, 0,
@@ -2442,7 +2438,7 @@
if (ret) {
dev_err(&pdev->dev, "failed to request tx irq: %d\n",
ret);
- return ret;
+ goto err_clk;
}
ret = devm_request_irq(&pdev->dev, rtsirq, imx_uart_rtsint, 0,
@@ -2450,14 +2446,14 @@
if (ret) {
dev_err(&pdev->dev, "failed to request rts irq: %d\n",
ret);
- return ret;
+ goto err_clk;
}
} else {
ret = devm_request_irq(&pdev->dev, rxirq, imx_uart_int, 0,
dev_name(&pdev->dev), sport);
if (ret) {
dev_err(&pdev->dev, "failed to request irq: %d\n", ret);
- return ret;
+ goto err_clk;
}
}
@@ -2465,7 +2461,12 @@
platform_set_drvdata(pdev, sport);
- return uart_add_one_port(&imx_uart_uart_driver, &sport->port);
+ ret = uart_add_one_port(&imx_uart_uart_driver, &sport->port);
+
+err_clk:
+ clk_disable_unprepare(sport->clk_ipg);
+
+ return ret;
}
static int imx_uart_remove(struct platform_device *pdev)
diff --git a/drivers/tty/serial/sc16is7xx.c b/drivers/tty/serial/sc16is7xx.c
index adaccbd..8c09c97 100644
--- a/drivers/tty/serial/sc16is7xx.c
+++ b/drivers/tty/serial/sc16is7xx.c
@@ -24,6 +24,7 @@
#include <linux/tty_flip.h>
#include <linux/spi/spi.h>
#include <linux/uaccess.h>
+#include <linux/units.h>
#include <uapi/linux/sched/types.h>
#define SC16IS7XX_NAME "sc16is7xx"
@@ -1449,9 +1450,12 @@
/* Setup SPI bus */
spi->bits_per_word = 8;
- /* only supports mode 0 on SC16IS762 */
+ /* For all variants, only mode 0 is supported */
+ if ((spi->mode & SPI_MODE_X_MASK) != SPI_MODE_0)
+ return dev_err_probe(&spi->dev, -EINVAL, "Unsupported SPI mode\n");
+
spi->mode = spi->mode ? : SPI_MODE_0;
- spi->max_speed_hz = spi->max_speed_hz ? : 15000000;
+ spi->max_speed_hz = spi->max_speed_hz ? : 4 * HZ_PER_MHZ;
ret = spi_setup(spi);
if (ret)
return ret;
diff --git a/drivers/tty/tty.h b/drivers/tty/tty.h
index 72b88aa..989986f 100644
--- a/drivers/tty/tty.h
+++ b/drivers/tty/tty.h
@@ -63,7 +63,7 @@
void __stop_tty(struct tty_struct *tty);
void __start_tty(struct tty_struct *tty);
void tty_write_unlock(struct tty_struct *tty);
-int tty_write_lock(struct tty_struct *tty, int ndelay);
+int tty_write_lock(struct tty_struct *tty, bool ndelay);
void tty_vhangup_session(struct tty_struct *tty);
void tty_open_proc_set_tty(struct file *filp, struct tty_struct *tty);
int tty_signal_session_leader(struct tty_struct *tty, int exit_session);
diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c
index 3d540df..d519106 100644
--- a/drivers/tty/tty_io.c
+++ b/drivers/tty/tty_io.c
@@ -956,7 +956,7 @@
wake_up_interruptible_poll(&tty->write_wait, EPOLLOUT);
}
-int tty_write_lock(struct tty_struct *tty, int ndelay)
+int tty_write_lock(struct tty_struct *tty, bool ndelay)
{
if (!mutex_trylock(&tty->atomic_write_lock)) {
if (ndelay)
@@ -1173,7 +1173,7 @@
return 0;
}
- if (tty_write_lock(tty, 0) < 0)
+ if (tty_write_lock(tty, false) < 0)
return -ERESTARTSYS;
down_read(&tty->termios_rwsem);
@@ -2504,22 +2504,25 @@
return 0;
if (tty->driver->flags & TTY_DRIVER_HARDWARE_BREAK)
- retval = tty->ops->break_ctl(tty, duration);
- else {
- /* Do the work ourselves */
- if (tty_write_lock(tty, 0) < 0)
- return -EINTR;
- retval = tty->ops->break_ctl(tty, -1);
- if (retval)
- goto out;
- if (!signal_pending(current))
- msleep_interruptible(duration);
+ return tty->ops->break_ctl(tty, duration);
+
+ /* Do the work ourselves */
+ if (tty_write_lock(tty, false) < 0)
+ return -EINTR;
+
+ retval = tty->ops->break_ctl(tty, -1);
+ if (!retval) {
+ msleep_interruptible(duration);
retval = tty->ops->break_ctl(tty, 0);
-out:
- tty_write_unlock(tty);
- if (signal_pending(current))
- retval = -EINTR;
+ } else if (retval == -EOPNOTSUPP) {
+ /* some drivers can tell only dynamically */
+ retval = 0;
}
+ tty_write_unlock(tty);
+
+ if (signal_pending(current))
+ retval = -EINTR;
+
return retval;
}
diff --git a/drivers/tty/tty_ioctl.c b/drivers/tty/tty_ioctl.c
index 1736130f..dac1e256 100644
--- a/drivers/tty/tty_ioctl.c
+++ b/drivers/tty/tty_ioctl.c
@@ -427,7 +427,7 @@
if (retval < 0)
return retval;
- if (tty_write_lock(tty, 0) < 0)
+ if (tty_write_lock(tty, false) < 0)
goto retry_write_wait;
/* Racing writer? */
diff --git a/drivers/uio/uio.c b/drivers/uio/uio.c
index ea96e31..e9b739de 100644
--- a/drivers/uio/uio.c
+++ b/drivers/uio/uio.c
@@ -464,13 +464,13 @@
mutex_lock(&minor_lock);
idev = idr_find(&uio_idr, iminor(inode));
- mutex_unlock(&minor_lock);
if (!idev) {
ret = -ENODEV;
+ mutex_unlock(&minor_lock);
goto out;
}
-
get_device(&idev->dev);
+ mutex_unlock(&minor_lock);
if (!try_module_get(idev->owner)) {
ret = -ENODEV;
@@ -1062,9 +1062,8 @@
wake_up_interruptible(&idev->wait);
kill_fasync(&idev->async_queue, SIGIO, POLL_HUP);
- device_unregister(&idev->dev);
-
uio_free_minor(minor);
+ device_unregister(&idev->dev);
return;
}
diff --git a/drivers/usb/cdns3/cdns3-gadget.c b/drivers/usb/cdns3/cdns3-gadget.c
index 69a44bd..ccdd525 100644
--- a/drivers/usb/cdns3/cdns3-gadget.c
+++ b/drivers/usb/cdns3/cdns3-gadget.c
@@ -1117,6 +1117,8 @@
dma_addr_t trb_dma;
u32 togle_pcs = 1;
int sg_iter = 0;
+ int num_trb_req;
+ int trb_burst;
int num_trb;
int address;
u32 control;
@@ -1125,15 +1127,13 @@
struct scatterlist *s = NULL;
bool sg_supported = !!(request->num_mapped_sgs);
- if (priv_ep->type == USB_ENDPOINT_XFER_ISOC)
- num_trb = priv_ep->interval;
- else
- num_trb = sg_supported ? request->num_mapped_sgs : 1;
+ num_trb_req = sg_supported ? request->num_mapped_sgs : 1;
- if (num_trb > priv_ep->free_trbs) {
- priv_ep->flags |= EP_RING_FULL;
- return -ENOBUFS;
- }
+ /* ISO transfer require each SOF have a TD, each TD include some TRBs */
+ if (priv_ep->type == USB_ENDPOINT_XFER_ISOC)
+ num_trb = priv_ep->interval * num_trb_req;
+ else
+ num_trb = num_trb_req;
priv_req = to_cdns3_request(request);
address = priv_ep->endpoint.desc->bEndpointAddress;
@@ -1182,14 +1182,31 @@
link_trb->control = cpu_to_le32(((priv_ep->pcs) ? TRB_CYCLE : 0) |
TRB_TYPE(TRB_LINK) | TRB_TOGGLE | ch_bit);
+
+ if (priv_ep->type == USB_ENDPOINT_XFER_ISOC) {
+ /*
+ * ISO require LINK TRB must be first one of TD.
+ * Fill LINK TRBs for left trb space to simply software process logic.
+ */
+ while (priv_ep->enqueue) {
+ *trb = *link_trb;
+ trace_cdns3_prepare_trb(priv_ep, trb);
+
+ cdns3_ep_inc_enq(priv_ep);
+ trb = priv_ep->trb_pool + priv_ep->enqueue;
+ priv_req->trb = trb;
+ }
+ }
+ }
+
+ if (num_trb > priv_ep->free_trbs) {
+ priv_ep->flags |= EP_RING_FULL;
+ return -ENOBUFS;
}
if (priv_dev->dev_ver <= DEV_VER_V2)
togle_pcs = cdns3_wa1_update_guard(priv_ep, trb);
- if (sg_supported)
- s = request->sg;
-
/* set incorrect Cycle Bit for first trb*/
control = priv_ep->pcs ? 0 : TRB_CYCLE;
trb->length = 0;
@@ -1207,6 +1224,9 @@
do {
u32 length;
+ if (!(sg_iter % num_trb_req) && sg_supported)
+ s = request->sg;
+
/* fill TRB */
control |= TRB_TYPE(TRB_NORMAL);
if (sg_supported) {
@@ -1221,7 +1241,36 @@
total_tdl += DIV_ROUND_UP(length,
priv_ep->endpoint.maxpacket);
- trb->length |= cpu_to_le32(TRB_BURST_LEN(priv_ep->trb_burst_size) |
+ trb_burst = priv_ep->trb_burst_size;
+
+ /*
+ * Supposed DMA cross 4k bounder problem should be fixed at DEV_VER_V2, but still
+ * met problem when do ISO transfer if sg enabled.
+ *
+ * Data pattern likes below when sg enabled, package size is 1k and mult is 2
+ * [UVC Header(8B) ] [data(3k - 8)] ...
+ *
+ * The received data at offset 0xd000 will get 0xc000 data, len 0x70. Error happen
+ * as below pattern:
+ * 0xd000: wrong
+ * 0xe000: wrong
+ * 0xf000: correct
+ * 0x10000: wrong
+ * 0x11000: wrong
+ * 0x12000: correct
+ * ...
+ *
+ * But it is still unclear about why error have not happen below 0xd000, it should
+ * cross 4k bounder. But anyway, the below code can fix this problem.
+ *
+ * To avoid DMA cross 4k bounder at ISO transfer, reduce burst len according to 16.
+ */
+ if (priv_ep->type == USB_ENDPOINT_XFER_ISOC && priv_dev->dev_ver <= DEV_VER_V2)
+ if (ALIGN_DOWN(trb->buffer, SZ_4K) !=
+ ALIGN_DOWN(trb->buffer + length, SZ_4K))
+ trb_burst = 16;
+
+ trb->length |= cpu_to_le32(TRB_BURST_LEN(trb_burst) |
TRB_LEN(length));
pcs = priv_ep->pcs ? TRB_CYCLE : 0;
@@ -1248,7 +1297,7 @@
if (sg_supported) {
trb->control |= cpu_to_le32(TRB_ISP);
/* Don't set chain bit for last TRB */
- if (sg_iter < num_trb - 1)
+ if ((sg_iter % num_trb_req) < num_trb_req - 1)
trb->control |= cpu_to_le32(TRB_CHAIN);
s = sg_next(s);
@@ -1506,6 +1555,12 @@
/* The TRB was changed as link TRB, and the request was handled at ep_dequeue */
while (TRB_FIELD_TO_TYPE(le32_to_cpu(trb->control)) == TRB_LINK) {
+
+ /* ISO ep_traddr may stop at LINK TRB */
+ if (priv_ep->dequeue == cdns3_get_dma_pos(priv_dev, priv_ep) &&
+ priv_ep->type == USB_ENDPOINT_XFER_ISOC)
+ break;
+
trace_cdns3_complete_trb(priv_ep, trb);
cdns3_ep_inc_deq(priv_ep);
trb = priv_ep->trb_pool + priv_ep->dequeue;
@@ -1538,6 +1593,10 @@
}
if (request_handled) {
+ /* TRBs are duplicated by priv_ep->interval time for ISO IN */
+ if (priv_ep->type == USB_ENDPOINT_XFER_ISOC && priv_ep->dir)
+ request->actual /= priv_ep->interval;
+
cdns3_gadget_giveback(priv_ep, priv_req, 0);
request_handled = false;
transfer_end = false;
@@ -2033,11 +2092,10 @@
bool is_iso_ep = (priv_ep->type == USB_ENDPOINT_XFER_ISOC);
struct cdns3_device *priv_dev = priv_ep->cdns3_dev;
u32 bEndpointAddress = priv_ep->num | priv_ep->dir;
- u32 max_packet_size = 0;
- u8 maxburst = 0;
+ u32 max_packet_size = priv_ep->wMaxPacketSize;
+ u8 maxburst = priv_ep->bMaxBurst;
u32 ep_cfg = 0;
u8 buffering;
- u8 mult = 0;
int ret;
buffering = priv_dev->ep_buf_size - 1;
@@ -2059,8 +2117,7 @@
break;
default:
ep_cfg = EP_CFG_EPTYPE(USB_ENDPOINT_XFER_ISOC);
- mult = priv_dev->ep_iso_burst - 1;
- buffering = mult + 1;
+ buffering = (priv_ep->bMaxBurst + 1) * (priv_ep->mult + 1) - 1;
}
switch (priv_dev->gadget.speed) {
@@ -2071,17 +2128,8 @@
max_packet_size = is_iso_ep ? 1024 : 512;
break;
case USB_SPEED_SUPER:
- /* It's limitation that driver assumes in driver. */
- mult = 0;
- max_packet_size = 1024;
- if (priv_ep->type == USB_ENDPOINT_XFER_ISOC) {
- maxburst = priv_dev->ep_iso_burst - 1;
- buffering = (mult + 1) *
- (maxburst + 1);
-
- if (priv_ep->interval > 1)
- buffering++;
- } else {
+ if (priv_ep->type != USB_ENDPOINT_XFER_ISOC) {
+ max_packet_size = 1024;
maxburst = priv_dev->ep_buf_size - 1;
}
break;
@@ -2110,7 +2158,6 @@
if (priv_dev->dev_ver < DEV_VER_V2)
priv_ep->trb_burst_size = 16;
- mult = min_t(u8, mult, EP_CFG_MULT_MAX);
buffering = min_t(u8, buffering, EP_CFG_BUFFERING_MAX);
maxburst = min_t(u8, maxburst, EP_CFG_MAXBURST_MAX);
@@ -2144,7 +2191,7 @@
}
ep_cfg |= EP_CFG_MAXPKTSIZE(max_packet_size) |
- EP_CFG_MULT(mult) |
+ EP_CFG_MULT(priv_ep->mult) | /* must match EP setting */
EP_CFG_BUFFERING(buffering) |
EP_CFG_MAXBURST(maxburst);
@@ -2234,6 +2281,13 @@
priv_ep->type = usb_endpoint_type(desc);
priv_ep->flags |= EP_CLAIMED;
priv_ep->interval = desc->bInterval ? BIT(desc->bInterval - 1) : 0;
+ priv_ep->wMaxPacketSize = usb_endpoint_maxp(desc);
+ priv_ep->mult = USB_EP_MAXP_MULT(priv_ep->wMaxPacketSize);
+ priv_ep->wMaxPacketSize &= USB_ENDPOINT_MAXP_MASK;
+ if (priv_ep->type == USB_ENDPOINT_XFER_ISOC && comp_desc) {
+ priv_ep->mult = USB_SS_MULT(comp_desc->bmAttributes) - 1;
+ priv_ep->bMaxBurst = comp_desc->bMaxBurst;
+ }
spin_unlock_irqrestore(&priv_dev->lock, flags);
return &priv_ep->endpoint;
@@ -3015,22 +3069,40 @@
struct cdns3_endpoint *priv_ep;
struct usb_ep *ep;
int n_in = 0;
+ int iso = 0;
+ int out = 1;
int total;
+ int n;
list_for_each_entry(ep, &gadget->ep_list, ep_list) {
priv_ep = ep_to_cdns3_ep(ep);
- if ((priv_ep->flags & EP_CLAIMED) && (ep->address & USB_DIR_IN))
- n_in++;
+ if (!(priv_ep->flags & EP_CLAIMED))
+ continue;
+
+ n = (priv_ep->mult + 1) * (priv_ep->bMaxBurst + 1);
+ if (ep->address & USB_DIR_IN) {
+ /*
+ * ISO transfer: DMA start move data when get ISO, only transfer
+ * data as min(TD size, iso). No benefit for allocate bigger
+ * internal memory than 'iso'.
+ */
+ if (priv_ep->type == USB_ENDPOINT_XFER_ISOC)
+ iso += n;
+ else
+ n_in++;
+ } else {
+ if (priv_ep->type == USB_ENDPOINT_XFER_ISOC)
+ out = max_t(int, out, n);
+ }
}
/* 2KB are reserved for EP0, 1KB for out*/
- total = 2 + n_in + 1;
+ total = 2 + n_in + out + iso;
if (total > priv_dev->onchip_buffers)
return -ENOMEM;
- priv_dev->ep_buf_size = priv_dev->ep_iso_burst =
- (priv_dev->onchip_buffers - 2) / (n_in + 1);
+ priv_dev->ep_buf_size = (priv_dev->onchip_buffers - 2 - iso) / (n_in + out);
return 0;
}
diff --git a/drivers/usb/cdns3/cdns3-gadget.h b/drivers/usb/cdns3/cdns3-gadget.h
index fbe4a8e..086a7bb 100644
--- a/drivers/usb/cdns3/cdns3-gadget.h
+++ b/drivers/usb/cdns3/cdns3-gadget.h
@@ -1168,6 +1168,9 @@
u8 dir;
u8 num;
u8 type;
+ u8 mult;
+ u8 bMaxBurst;
+ u16 wMaxPacketSize;
int interval;
int free_trbs;
diff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c
index 0e8f4aa..6541bec 100644
--- a/drivers/usb/chipidea/core.c
+++ b/drivers/usb/chipidea/core.c
@@ -521,6 +521,13 @@
u32 otgsc = 0;
if (ci->in_lpm) {
+ /*
+ * If we already have a wakeup irq pending there,
+ * let's just return to wait resume finished firstly.
+ */
+ if (ci->wakeup_int)
+ return IRQ_HANDLED;
+
disable_irq_nosync(irq);
ci->wakeup_int = true;
pm_runtime_get(ci->dev);
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index adc154b..f21fd80 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -896,6 +896,9 @@
struct acm *acm = tty->driver_data;
int retval;
+ if (!(acm->ctrl_caps & USB_CDC_CAP_BRK))
+ return -EOPNOTSUPP;
+
retval = acm_send_break(acm, state ? 0xffff : 0);
if (retval < 0)
dev_dbg(&acm->control->dev,
diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index c201467..be53e2d 100644
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -275,48 +275,11 @@
/*
* We're resetting only the device side because, if we're in host mode,
* XHCI driver will reset the host block. If dwc3 was configured for
- * host-only mode or current role is host, then we can return early.
+ * host-only mode, then we can return early.
*/
if (dwc->current_dr_role == DWC3_GCTL_PRTCAP_HOST)
return 0;
- /*
- * If the dr_mode is host and the dwc->current_dr_role is not the
- * corresponding DWC3_GCTL_PRTCAP_HOST, then the dwc3_core_init_mode
- * isn't executed yet. Ensure the phy is ready before the controller
- * updates the GCTL.PRTCAPDIR or other settings by soft-resetting
- * the phy.
- *
- * Note: GUSB3PIPECTL[n] and GUSB2PHYCFG[n] are port settings where n
- * is port index. If this is a multiport host, then we need to reset
- * all active ports.
- */
- if (dwc->dr_mode == USB_DR_MODE_HOST) {
- u32 usb3_port;
- u32 usb2_port;
-
- usb3_port = dwc3_readl(dwc->regs, DWC3_GUSB3PIPECTL(0));
- usb3_port |= DWC3_GUSB3PIPECTL_PHYSOFTRST;
- dwc3_writel(dwc->regs, DWC3_GUSB3PIPECTL(0), usb3_port);
-
- usb2_port = dwc3_readl(dwc->regs, DWC3_GUSB2PHYCFG(0));
- usb2_port |= DWC3_GUSB2PHYCFG_PHYSOFTRST;
- dwc3_writel(dwc->regs, DWC3_GUSB2PHYCFG(0), usb2_port);
-
- /* Small delay for phy reset assertion */
- usleep_range(1000, 2000);
-
- usb3_port &= ~DWC3_GUSB3PIPECTL_PHYSOFTRST;
- dwc3_writel(dwc->regs, DWC3_GUSB3PIPECTL(0), usb3_port);
-
- usb2_port &= ~DWC3_GUSB2PHYCFG_PHYSOFTRST;
- dwc3_writel(dwc->regs, DWC3_GUSB2PHYCFG(0), usb2_port);
-
- /* Wait for clock synchronization */
- msleep(50);
- return 0;
- }
-
reg = dwc3_readl(dwc->regs, DWC3_DCTL);
reg |= DWC3_DCTL_CSFTRST;
reg &= ~DWC3_DCTL_RUN_STOP;
diff --git a/drivers/usb/host/fotg210-hcd.c b/drivers/usb/host/fotg210-hcd.c
index d9a3fd8..b0b6caa 100644
--- a/drivers/usb/host/fotg210-hcd.c
+++ b/drivers/usb/host/fotg210-hcd.c
@@ -429,8 +429,6 @@
temp = size;
size -= temp;
next += temp;
- if (temp == size)
- goto done;
}
temp = snprintf(next, size, "\n");
@@ -440,7 +438,6 @@
size -= temp;
next += temp;
-done:
*sizep = size;
*nextp = next;
}
diff --git a/drivers/usb/host/xhci-mtk.c b/drivers/usb/host/xhci-mtk.c
index b55ddc1..4e5c7d3 100644
--- a/drivers/usb/host/xhci-mtk.c
+++ b/drivers/usb/host/xhci-mtk.c
@@ -7,6 +7,7 @@
* Chunfeng Yun <chunfeng.yun@mediatek.com>
*/
+#include <linux/bitfield.h>
#include <linux/dma-mapping.h>
#include <linux/iopoll.h>
#include <linux/kernel.h>
@@ -72,6 +73,9 @@
#define FRMCNT_LEV1_RANG (0x12b << 8)
#define FRMCNT_LEV1_RANG_MASK GENMASK(19, 8)
+#define HSCH_CFG1 0x960
+#define SCH3_RXFIFO_DEPTH_MASK GENMASK(21, 20)
+
#define SS_GEN2_EOF_CFG 0x990
#define SSG2EOF_OFFSET 0x3c
@@ -100,6 +104,8 @@
#define SSC_IP_SLEEP_EN BIT(4)
#define SSC_SPM_INT_EN BIT(1)
+#define SCH_FIFO_TO_KB(x) ((x) >> 10)
+
enum ssusb_uwk_vers {
SSUSB_UWK_V1 = 1,
SSUSB_UWK_V2,
@@ -147,6 +153,35 @@
writel(value, hcd->regs + SS_GEN2_EOF_CFG);
}
+/*
+ * workaround: usb3.2 gen1 isoc rx hw issue
+ * host send out unexpected ACK afer device fininsh a burst transfer with
+ * a short packet.
+ */
+static void xhci_mtk_rxfifo_depth_set(struct xhci_hcd_mtk *mtk)
+{
+ struct usb_hcd *hcd = mtk->hcd;
+ u32 value;
+
+ if (!mtk->rxfifo_depth)
+ return;
+
+ value = readl(hcd->regs + HSCH_CFG1);
+ value &= ~SCH3_RXFIFO_DEPTH_MASK;
+ value |= FIELD_PREP(SCH3_RXFIFO_DEPTH_MASK,
+ SCH_FIFO_TO_KB(mtk->rxfifo_depth) - 1);
+ writel(value, hcd->regs + HSCH_CFG1);
+}
+
+static void xhci_mtk_init_quirk(struct xhci_hcd_mtk *mtk)
+{
+ /* workaround only for mt8195 */
+ xhci_mtk_set_frame_interval(mtk);
+
+ /* workaround for SoCs using SSUSB about before IPM v1.6.0 */
+ xhci_mtk_rxfifo_depth_set(mtk);
+}
+
static int xhci_mtk_host_enable(struct xhci_hcd_mtk *mtk)
{
struct mu3c_ippc_regs __iomem *ippc = mtk->ippc_regs;
@@ -429,8 +464,7 @@
if (ret)
return ret;
- /* workaround only for mt8195 */
- xhci_mtk_set_frame_interval(mtk);
+ xhci_mtk_init_quirk(mtk);
}
ret = xhci_gen_setup(hcd, xhci_mtk_quirks);
@@ -517,6 +551,8 @@
of_property_read_u32(node, "mediatek,u2p-dis-msk",
&mtk->u2p_dis_msk);
+ of_property_read_u32(node, "rx-fifo-depth", &mtk->rxfifo_depth);
+
ret = usb_wakeup_of_property_parse(mtk, node);
if (ret) {
dev_err(dev, "failed to parse uwk property\n");
diff --git a/drivers/usb/host/xhci-mtk.h b/drivers/usb/host/xhci-mtk.h
index 4b1ea89..153fc7b 100644
--- a/drivers/usb/host/xhci-mtk.h
+++ b/drivers/usb/host/xhci-mtk.h
@@ -161,6 +161,8 @@
struct regmap *uwk;
u32 uwk_reg_base;
u32 uwk_vers;
+ /* quirk */
+ u32 rxfifo_depth;
};
static inline struct xhci_hcd_mtk *hcd_to_mtk(struct usb_hcd *hcd)
diff --git a/drivers/usb/mon/mon_bin.c b/drivers/usb/mon/mon_bin.c
index 094e812..3548321 100644
--- a/drivers/usb/mon/mon_bin.c
+++ b/drivers/usb/mon/mon_bin.c
@@ -1247,14 +1247,19 @@
struct mon_reader_bin *rp = vmf->vma->vm_private_data;
unsigned long offset, chunk_idx;
struct page *pageptr;
+ unsigned long flags;
+ spin_lock_irqsave(&rp->b_lock, flags);
offset = vmf->pgoff << PAGE_SHIFT;
- if (offset >= rp->b_size)
+ if (offset >= rp->b_size) {
+ spin_unlock_irqrestore(&rp->b_lock, flags);
return VM_FAULT_SIGBUS;
+ }
chunk_idx = offset / CHUNK_SIZE;
pageptr = rp->b_vec[chunk_idx].pg;
get_page(pageptr);
vmf->page = pageptr;
+ spin_unlock_irqrestore(&rp->b_lock, flags);
return 0;
}
diff --git a/drivers/usb/phy/phy-mxs-usb.c b/drivers/usb/phy/phy-mxs-usb.c
index 7a7eb8a..19b54c1 100644
--- a/drivers/usb/phy/phy-mxs-usb.c
+++ b/drivers/usb/phy/phy-mxs-usb.c
@@ -388,8 +388,7 @@
static bool mxs_phy_is_otg_host(struct mxs_phy *mxs_phy)
{
- return IS_ENABLED(CONFIG_USB_OTG) &&
- mxs_phy->phy.last_event == USB_EVENT_ID;
+ return mxs_phy->phy.last_event == USB_EVENT_ID;
}
static void mxs_phy_disconnect_line(struct mxs_phy *mxs_phy, bool on)
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 49448cd..2345208 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -1011,9 +1011,9 @@
{ USB_DEVICE(FTDI_VID, ACTISENSE_USG_PID) },
{ USB_DEVICE(FTDI_VID, ACTISENSE_NGT_PID) },
{ USB_DEVICE(FTDI_VID, ACTISENSE_NGW_PID) },
- { USB_DEVICE(FTDI_VID, ACTISENSE_D9AC_PID) },
- { USB_DEVICE(FTDI_VID, ACTISENSE_D9AD_PID) },
- { USB_DEVICE(FTDI_VID, ACTISENSE_D9AE_PID) },
+ { USB_DEVICE(FTDI_VID, ACTISENSE_UID_PID) },
+ { USB_DEVICE(FTDI_VID, ACTISENSE_USA_PID) },
+ { USB_DEVICE(FTDI_VID, ACTISENSE_NGX_PID) },
{ USB_DEVICE(FTDI_VID, ACTISENSE_D9AF_PID) },
{ USB_DEVICE(FTDI_VID, CHETCO_SEAGAUGE_PID) },
{ USB_DEVICE(FTDI_VID, CHETCO_SEASWITCH_PID) },
diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h
index 31c8cca..9a0f9fc 100644
--- a/drivers/usb/serial/ftdi_sio_ids.h
+++ b/drivers/usb/serial/ftdi_sio_ids.h
@@ -1561,9 +1561,9 @@
#define ACTISENSE_USG_PID 0xD9A9 /* USG USB Serial Adapter */
#define ACTISENSE_NGT_PID 0xD9AA /* NGT NMEA2000 Interface */
#define ACTISENSE_NGW_PID 0xD9AB /* NGW NMEA2000 Gateway */
-#define ACTISENSE_D9AC_PID 0xD9AC /* Actisense Reserved */
-#define ACTISENSE_D9AD_PID 0xD9AD /* Actisense Reserved */
-#define ACTISENSE_D9AE_PID 0xD9AE /* Actisense Reserved */
+#define ACTISENSE_UID_PID 0xD9AC /* USB Isolating Device */
+#define ACTISENSE_USA_PID 0xD9AD /* USB to Serial Adapter */
+#define ACTISENSE_NGX_PID 0xD9AE /* NGX NMEA2000 Gateway */
#define ACTISENSE_D9AF_PID 0xD9AF /* Actisense Reserved */
#define CHETCO_SEAGAUGE_PID 0xA548 /* SeaGauge USB Adapter */
#define CHETCO_SEASWITCH_PID 0xA549 /* SeaSwitch USB Adapter */
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 7f2aa72..4adef92 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -272,6 +272,7 @@
#define QUECTEL_PRODUCT_RM500Q 0x0800
#define QUECTEL_PRODUCT_RM520N 0x0801
#define QUECTEL_PRODUCT_EC200U 0x0901
+#define QUECTEL_PRODUCT_EG912Y 0x6001
#define QUECTEL_PRODUCT_EC200S_CN 0x6002
#define QUECTEL_PRODUCT_EC200A 0x6005
#define QUECTEL_PRODUCT_EM061K_LWW 0x6008
@@ -1232,6 +1233,7 @@
{ USB_DEVICE_INTERFACE_CLASS(QUECTEL_VENDOR_ID, 0x0700, 0xff), /* BG95 */
.driver_info = RSVD(3) | ZLP },
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_RM500Q, 0xff, 0xff, 0x30) },
+ { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_RM500Q, 0xff, 0, 0x40) },
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_RM500Q, 0xff, 0, 0) },
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_RM500Q, 0xff, 0xff, 0x10),
.driver_info = ZLP },
@@ -1244,6 +1246,7 @@
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EC200U, 0xff, 0, 0) },
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EC200S_CN, 0xff, 0, 0) },
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EC200T, 0xff, 0, 0) },
+ { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EG912Y, 0xff, 0, 0) },
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_RM500K, 0xff, 0x00, 0x00) },
{ USB_DEVICE(CMOTECH_VENDOR_ID, CMOTECH_PRODUCT_6001) },
@@ -2242,6 +2245,8 @@
.driver_info = RSVD(0) | RSVD(1) | RSVD(6) },
{ USB_DEVICE(0x0489, 0xe0b5), /* Foxconn T77W968 ESIM */
.driver_info = RSVD(0) | RSVD(1) | RSVD(6) },
+ { USB_DEVICE_INTERFACE_CLASS(0x0489, 0xe0da, 0xff), /* Foxconn T99W265 MBIM variant */
+ .driver_info = RSVD(3) | RSVD(5) },
{ USB_DEVICE_INTERFACE_CLASS(0x0489, 0xe0db, 0xff), /* Foxconn T99W265 MBIM */
.driver_info = RSVD(3) },
{ USB_DEVICE_INTERFACE_CLASS(0x0489, 0xe0ee, 0xff), /* Foxconn T99W368 MBIM */
diff --git a/drivers/usb/typec/class.c b/drivers/usb/typec/class.c
index ea86195..173d86d 100644
--- a/drivers/usb/typec/class.c
+++ b/drivers/usb/typec/class.c
@@ -261,11 +261,13 @@
{
struct altmode *partner = altmode->partner;
struct typec_altmode *adev;
+ struct typec_altmode *partner_adev;
if (!partner)
return;
adev = &altmode->adev;
+ partner_adev = &partner->adev;
if (is_typec_plug(adev->dev.parent)) {
struct typec_plug *plug = to_typec_plug(adev->dev.parent);
@@ -274,7 +276,7 @@
} else {
partner->partner = NULL;
}
- put_device(&adev->dev);
+ put_device(&partner_adev->dev);
}
/**
diff --git a/drivers/video/fbdev/core/fb_defio.c b/drivers/video/fbdev/core/fb_defio.c
index a591d291..0708e214 100644
--- a/drivers/video/fbdev/core/fb_defio.c
+++ b/drivers/video/fbdev/core/fb_defio.c
@@ -78,11 +78,7 @@
return 0;
inode_lock(inode);
- /* Kill off the delayed work */
- cancel_delayed_work_sync(&info->deferred_work);
-
- /* Run it immediately */
- schedule_delayed_work(&info->deferred_work, 0);
+ flush_delayed_work(&info->deferred_work);
inode_unlock(inode);
return 0;
diff --git a/drivers/watchdog/bcm2835_wdt.c b/drivers/watchdog/bcm2835_wdt.c
index 9490717..55c0f7b 100644
--- a/drivers/watchdog/bcm2835_wdt.c
+++ b/drivers/watchdog/bcm2835_wdt.c
@@ -42,6 +42,7 @@
#define SECS_TO_WDOG_TICKS(x) ((x) << 16)
#define WDOG_TICKS_TO_SECS(x) ((x) >> 16)
+#define WDOG_TICKS_TO_MSECS(x) ((x) * 1000 >> 16)
struct bcm2835_wdt {
void __iomem *base;
@@ -140,7 +141,7 @@
.info = &bcm2835_wdt_info,
.ops = &bcm2835_wdt_ops,
.min_timeout = 1,
- .max_timeout = WDOG_TICKS_TO_SECS(PM_WDOG_TIME_SET),
+ .max_hw_heartbeat_ms = WDOG_TICKS_TO_MSECS(PM_WDOG_TIME_SET),
.timeout = WDOG_TICKS_TO_SECS(PM_WDOG_TIME_SET),
};
diff --git a/drivers/watchdog/hpwdt.c b/drivers/watchdog/hpwdt.c
index a5006a5..39fc209 100644
--- a/drivers/watchdog/hpwdt.c
+++ b/drivers/watchdog/hpwdt.c
@@ -176,7 +176,7 @@
"3. OA Forward Progress Log\n"
"4. iLO Event Log";
- if (ilo5 && ulReason == NMI_UNKNOWN && !mynmi)
+ if (ulReason == NMI_UNKNOWN && !mynmi)
return NMI_DONE;
if (ilo5 && !pretimeout && !mynmi)
diff --git a/drivers/watchdog/rti_wdt.c b/drivers/watchdog/rti_wdt.c
index 46c2a4b..daa00f3 100644
--- a/drivers/watchdog/rti_wdt.c
+++ b/drivers/watchdog/rti_wdt.c
@@ -70,6 +70,11 @@
{
u32 timer_margin;
struct rti_wdt_device *wdt = watchdog_get_drvdata(wdd);
+ int ret;
+
+ ret = pm_runtime_resume_and_get(wdd->parent);
+ if (ret)
+ return ret;
/* set timeout period */
timer_margin = (u64)wdd->timeout * wdt->freq;
@@ -296,6 +301,9 @@
if (last_ping)
watchdog_set_last_hw_keepalive(wdd, last_ping);
+ if (!watchdog_hw_running(wdd))
+ pm_runtime_put_sync(&pdev->dev);
+
return 0;
err_iomap:
@@ -310,7 +318,10 @@
struct rti_wdt_device *wdt = platform_get_drvdata(pdev);
watchdog_unregister_device(&wdt->wdd);
- pm_runtime_put(&pdev->dev);
+
+ if (!pm_runtime_suspended(&pdev->dev))
+ pm_runtime_put(&pdev->dev);
+
pm_runtime_disable(&pdev->dev);
return 0;
diff --git a/drivers/watchdog/watchdog_dev.c b/drivers/watchdog/watchdog_dev.c
index 5eec84f..d3b5aa87 100644
--- a/drivers/watchdog/watchdog_dev.c
+++ b/drivers/watchdog/watchdog_dev.c
@@ -1035,6 +1035,7 @@
/* Fill in the data structures */
cdev_init(&wd_data->cdev, &watchdog_fops);
+ wd_data->cdev.owner = wdd->ops->owner;
/* Add the device */
err = cdev_device_add(&wd_data->cdev, &wd_data->dev);
@@ -1049,8 +1050,6 @@
return err;
}
- wd_data->cdev.owner = wdd->ops->owner;
-
/* Record time of most recent heartbeat as 'just before now'. */
wd_data->last_hw_keepalive = ktime_sub(ktime_get(), 1);
watchdog_set_open_deadline(wd_data);
diff --git a/fs/Kconfig b/fs/Kconfig
index fd3cd36..5734fc7 100644
--- a/fs/Kconfig
+++ b/fs/Kconfig
@@ -370,8 +370,8 @@
config SMBFS_COMMON
tristate
- default y if CIFS=y
- default m if CIFS=m
+ default y if CIFS=y || SMB_SERVER=y
+ default m if CIFS=m || SMB_SERVER=m
source "fs/coda/Kconfig"
source "fs/afs/Kconfig"
diff --git a/fs/afs/cell.c b/fs/afs/cell.c
index d88407f..7757137 100644
--- a/fs/afs/cell.c
+++ b/fs/afs/cell.c
@@ -158,7 +158,7 @@
cell->name[i] = tolower(name[i]);
cell->name[i] = 0;
- atomic_set(&cell->ref, 1);
+ refcount_set(&cell->ref, 1);
atomic_set(&cell->active, 0);
INIT_WORK(&cell->manager, afs_manage_cell_work);
cell->volumes = RB_ROOT;
@@ -287,7 +287,7 @@
cell = candidate;
candidate = NULL;
atomic_set(&cell->active, 2);
- trace_afs_cell(cell->debug_id, atomic_read(&cell->ref), 2, afs_cell_trace_insert);
+ trace_afs_cell(cell->debug_id, refcount_read(&cell->ref), 2, afs_cell_trace_insert);
rb_link_node_rcu(&cell->net_node, parent, pp);
rb_insert_color(&cell->net_node, &net->cells);
up_write(&net->cells_lock);
@@ -295,7 +295,7 @@
afs_queue_cell(cell, afs_cell_trace_get_queue_new);
wait_for_cell:
- trace_afs_cell(cell->debug_id, atomic_read(&cell->ref), atomic_read(&cell->active),
+ trace_afs_cell(cell->debug_id, refcount_read(&cell->ref), atomic_read(&cell->active),
afs_cell_trace_wait);
_debug("wait_for_cell");
wait_var_event(&cell->state,
@@ -409,10 +409,12 @@
if (ret == -ENOMEM)
goto out_wake;
- ret = -ENOMEM;
vllist = afs_alloc_vlserver_list(0);
- if (!vllist)
+ if (!vllist) {
+ if (ret >= 0)
+ ret = -ENOMEM;
goto out_wake;
+ }
switch (ret) {
case -ENODATA:
@@ -490,13 +492,13 @@
{
struct afs_cell *cell = container_of(rcu, struct afs_cell, rcu);
struct afs_net *net = cell->net;
- int u;
+ int r;
_enter("%p{%s}", cell, cell->name);
- u = atomic_read(&cell->ref);
- ASSERTCMP(u, ==, 0);
- trace_afs_cell(cell->debug_id, u, atomic_read(&cell->active), afs_cell_trace_free);
+ r = refcount_read(&cell->ref);
+ ASSERTCMP(r, ==, 0);
+ trace_afs_cell(cell->debug_id, r, atomic_read(&cell->active), afs_cell_trace_free);
afs_put_vlserverlist(net, rcu_access_pointer(cell->vl_servers));
afs_unuse_cell(net, cell->alias_of, afs_cell_trace_unuse_alias);
@@ -539,13 +541,10 @@
*/
struct afs_cell *afs_get_cell(struct afs_cell *cell, enum afs_cell_trace reason)
{
- int u;
+ int r;
- if (atomic_read(&cell->ref) <= 0)
- BUG();
-
- u = atomic_inc_return(&cell->ref);
- trace_afs_cell(cell->debug_id, u, atomic_read(&cell->active), reason);
+ __refcount_inc(&cell->ref, &r);
+ trace_afs_cell(cell->debug_id, r + 1, atomic_read(&cell->active), reason);
return cell;
}
@@ -556,12 +555,14 @@
{
if (cell) {
unsigned int debug_id = cell->debug_id;
- unsigned int u, a;
+ unsigned int a;
+ bool zero;
+ int r;
a = atomic_read(&cell->active);
- u = atomic_dec_return(&cell->ref);
- trace_afs_cell(debug_id, u, a, reason);
- if (u == 0) {
+ zero = __refcount_dec_and_test(&cell->ref, &r);
+ trace_afs_cell(debug_id, r - 1, a, reason);
+ if (zero) {
a = atomic_read(&cell->active);
WARN(a != 0, "Cell active count %u > 0\n", a);
call_rcu(&cell->rcu, afs_cell_destroy);
@@ -574,14 +575,12 @@
*/
struct afs_cell *afs_use_cell(struct afs_cell *cell, enum afs_cell_trace reason)
{
- int u, a;
+ int r, a;
- if (atomic_read(&cell->ref) <= 0)
- BUG();
-
- u = atomic_read(&cell->ref);
+ r = refcount_read(&cell->ref);
+ WARN_ON(r == 0);
a = atomic_inc_return(&cell->active);
- trace_afs_cell(cell->debug_id, u, a, reason);
+ trace_afs_cell(cell->debug_id, r, a, reason);
return cell;
}
@@ -593,7 +592,7 @@
{
unsigned int debug_id;
time64_t now, expire_delay;
- int u, a;
+ int r, a;
if (!cell)
return;
@@ -607,9 +606,9 @@
expire_delay = afs_cell_gc_delay;
debug_id = cell->debug_id;
- u = atomic_read(&cell->ref);
+ r = refcount_read(&cell->ref);
a = atomic_dec_return(&cell->active);
- trace_afs_cell(debug_id, u, a, reason);
+ trace_afs_cell(debug_id, r, a, reason);
WARN_ON(a == 0);
if (a == 1)
/* 'cell' may now be garbage collected. */
@@ -621,11 +620,11 @@
*/
void afs_see_cell(struct afs_cell *cell, enum afs_cell_trace reason)
{
- int u, a;
+ int r, a;
- u = atomic_read(&cell->ref);
+ r = refcount_read(&cell->ref);
a = atomic_read(&cell->active);
- trace_afs_cell(cell->debug_id, u, a, reason);
+ trace_afs_cell(cell->debug_id, r, a, reason);
}
/*
@@ -751,7 +750,7 @@
active = 1;
if (atomic_try_cmpxchg_relaxed(&cell->active, &active, 0)) {
rb_erase(&cell->net_node, &net->cells);
- trace_afs_cell(cell->debug_id, atomic_read(&cell->ref), 0,
+ trace_afs_cell(cell->debug_id, refcount_read(&cell->ref), 0,
afs_cell_trace_unuse_delete);
smp_store_release(&cell->state, AFS_CELL_REMOVED);
}
@@ -878,7 +877,7 @@
bool sched_cell = false;
active = atomic_read(&cell->active);
- trace_afs_cell(cell->debug_id, atomic_read(&cell->ref),
+ trace_afs_cell(cell->debug_id, refcount_read(&cell->ref),
active, afs_cell_trace_manage);
ASSERTCMP(active, >=, 1);
@@ -886,7 +885,7 @@
if (purging) {
if (test_and_clear_bit(AFS_CELL_FL_NO_GC, &cell->flags)) {
active = atomic_dec_return(&cell->active);
- trace_afs_cell(cell->debug_id, atomic_read(&cell->ref),
+ trace_afs_cell(cell->debug_id, refcount_read(&cell->ref),
active, afs_cell_trace_unuse_pin);
}
}
diff --git a/fs/afs/cmservice.c b/fs/afs/cmservice.c
index a3f5de2..cedd627 100644
--- a/fs/afs/cmservice.c
+++ b/fs/afs/cmservice.c
@@ -213,7 +213,7 @@
*/
if (call->server) {
trace_afs_server(call->server,
- atomic_read(&call->server->ref),
+ refcount_read(&call->server->ref),
atomic_read(&call->server->active),
afs_server_trace_callback);
afs_break_callbacks(call->server, call->count, call->request);
diff --git a/fs/afs/dynroot.c b/fs/afs/dynroot.c
index b35c608..96b404d 100644
--- a/fs/afs/dynroot.c
+++ b/fs/afs/dynroot.c
@@ -113,6 +113,7 @@
struct afs_net *net = afs_d2net(dentry);
const char *name = dentry->d_name.name;
size_t len = dentry->d_name.len;
+ char *result = NULL;
int ret;
/* Names prefixed with a dot are R/W mounts. */
@@ -130,9 +131,22 @@
}
ret = dns_query(net->net, "afsdb", name, len, "srv=1",
- NULL, NULL, false);
- if (ret == -ENODATA || ret == -ENOKEY)
+ &result, NULL, false);
+ if (ret == -ENODATA || ret == -ENOKEY || ret == 0)
ret = -ENOENT;
+ if (ret > 0 && ret >= sizeof(struct dns_server_list_v1_header)) {
+ struct dns_server_list_v1_header *v1 = (void *)result;
+
+ if (v1->hdr.zero == 0 &&
+ v1->hdr.content == DNS_PAYLOAD_IS_SERVER_LIST &&
+ v1->hdr.version == 1 &&
+ (v1->status != DNS_LOOKUP_GOOD &&
+ v1->status != DNS_LOOKUP_GOOD_WITH_BAD))
+ return -ENOENT;
+
+ }
+
+ kfree(result);
return ret;
}
@@ -251,20 +265,9 @@
return 1;
}
-/*
- * Allow the VFS to enquire as to whether a dentry should be unhashed (mustn't
- * sleep)
- * - called from dput() when d_count is going to 0.
- * - return 1 to request dentry be unhashed, 0 otherwise
- */
-static int afs_dynroot_d_delete(const struct dentry *dentry)
-{
- return d_really_is_positive(dentry);
-}
-
const struct dentry_operations afs_dynroot_dentry_operations = {
.d_revalidate = afs_dynroot_d_revalidate,
- .d_delete = afs_dynroot_d_delete,
+ .d_delete = always_delete_dentry,
.d_release = afs_d_release,
.d_automount = afs_d_automount,
};
diff --git a/fs/afs/internal.h b/fs/afs/internal.h
index 183200c6..0c03877 100644
--- a/fs/afs/internal.h
+++ b/fs/afs/internal.h
@@ -123,7 +123,7 @@
};
struct afs_operation *op;
unsigned int server_index;
- atomic_t usage;
+ refcount_t ref;
enum afs_call_state state;
spinlock_t state_lock;
int error; /* error code */
@@ -368,7 +368,7 @@
#endif
time64_t dns_expiry; /* Time AFSDB/SRV record expires */
time64_t last_inactive; /* Time of last drop of usage count */
- atomic_t ref; /* Struct refcount */
+ refcount_t ref; /* Struct refcount */
atomic_t active; /* Active usage counter */
unsigned long flags;
#define AFS_CELL_FL_NO_GC 0 /* The cell was added manually, don't auto-gc */
@@ -413,7 +413,7 @@
#define AFS_VLSERVER_FL_IS_YFS 2 /* Server is YFS not AFS */
#define AFS_VLSERVER_FL_RESPONDING 3 /* VL server is responding */
rwlock_t lock; /* Lock on addresses */
- atomic_t usage;
+ refcount_t ref;
unsigned int rtt; /* Server's current RTT in uS */
/* Probe state */
@@ -449,7 +449,7 @@
struct afs_vlserver_list {
struct rcu_head rcu;
- atomic_t usage;
+ refcount_t ref;
u8 nr_servers;
u8 index; /* Server currently in use */
u8 preferred; /* Preferred server */
@@ -520,7 +520,7 @@
#define AFS_SERVER_FL_NO_IBULK 17 /* Fileserver doesn't support FS.InlineBulkStatus */
#define AFS_SERVER_FL_NO_RM2 18 /* Fileserver doesn't support YFS.RemoveFile2 */
#define AFS_SERVER_FL_HAS_FS64 19 /* Fileserver supports FS.{Fetch,Store}Data64 */
- atomic_t ref; /* Object refcount */
+ refcount_t ref; /* Object refcount */
atomic_t active; /* Active user count */
u32 addr_version; /* Address list version */
unsigned int rtt; /* Server's current RTT in uS */
@@ -575,7 +575,7 @@
struct rcu_head rcu;
afs_volid_t vid; /* volume ID */
};
- atomic_t usage;
+ refcount_t ref;
time64_t update_at; /* Time at which to next update */
struct afs_cell *cell; /* Cell to which belongs (pins ref) */
struct rb_node cell_node; /* Link in cell->volumes */
@@ -589,6 +589,7 @@
#define AFS_VOLUME_OFFLINE 4 /* - T if volume offline notice given */
#define AFS_VOLUME_BUSY 5 /* - T if volume busy notice given */
#define AFS_VOLUME_MAYBE_NO_IBULK 6 /* - T if some servers don't have InlineBulkStatus */
+#define AFS_VOLUME_RM_TREE 7 /* - Set if volume removed from cell->volumes */
#ifdef CONFIG_AFS_FSCACHE
struct fscache_cookie *cache; /* caching cookie */
#endif
@@ -1483,14 +1484,14 @@
*/
static inline struct afs_vlserver *afs_get_vlserver(struct afs_vlserver *vlserver)
{
- atomic_inc(&vlserver->usage);
+ refcount_inc(&vlserver->ref);
return vlserver;
}
static inline struct afs_vlserver_list *afs_get_vlserverlist(struct afs_vlserver_list *vllist)
{
if (vllist)
- atomic_inc(&vllist->usage);
+ refcount_inc(&vllist->ref);
return vllist;
}
@@ -1507,6 +1508,7 @@
extern struct afs_volume *afs_create_volume(struct afs_fs_context *);
extern void afs_activate_volume(struct afs_volume *);
extern void afs_deactivate_volume(struct afs_volume *);
+bool afs_try_get_volume(struct afs_volume *volume, enum afs_volume_trace reason);
extern struct afs_volume *afs_get_volume(struct afs_volume *, enum afs_volume_trace);
extern void afs_put_volume(struct afs_net *, struct afs_volume *, enum afs_volume_trace);
extern int afs_check_volume_status(struct afs_volume *, struct afs_operation *);
diff --git a/fs/afs/proc.c b/fs/afs/proc.c
index 065a28b..254ccf1 100644
--- a/fs/afs/proc.c
+++ b/fs/afs/proc.c
@@ -47,7 +47,7 @@
/* display one cell per line on subsequent lines */
seq_printf(m, "%3u %3u %6lld %2u %2u %s\n",
- atomic_read(&cell->ref),
+ refcount_read(&cell->ref),
atomic_read(&cell->active),
cell->dns_expiry - ktime_get_real_seconds(),
vllist ? vllist->nr_servers : 0,
@@ -217,7 +217,7 @@
}
seq_printf(m, "%3d %08llx %s %s\n",
- atomic_read(&vol->usage), vol->vid,
+ refcount_read(&vol->ref), vol->vid,
afs_vol_types[vol->type],
vol->name);
@@ -388,7 +388,7 @@
alist = rcu_dereference(server->addresses);
seq_printf(m, "%pU %3d %3d\n",
&server->uuid,
- atomic_read(&server->ref),
+ refcount_read(&server->ref),
atomic_read(&server->active));
seq_printf(m, " - info: fl=%lx rtt=%u brk=%x\n",
server->flags, server->rtt, server->cb_s_break);
diff --git a/fs/afs/rxrpc.c b/fs/afs/rxrpc.c
index f7305f2..ea40da9 100644
--- a/fs/afs/rxrpc.c
+++ b/fs/afs/rxrpc.c
@@ -145,7 +145,7 @@
call->type = type;
call->net = net;
call->debug_id = atomic_inc_return(&rxrpc_debug_id);
- atomic_set(&call->usage, 1);
+ refcount_set(&call->ref, 1);
INIT_WORK(&call->async_work, afs_process_async_call);
init_waitqueue_head(&call->waitq);
spin_lock_init(&call->state_lock);
@@ -163,14 +163,15 @@
void afs_put_call(struct afs_call *call)
{
struct afs_net *net = call->net;
- int n = atomic_dec_return(&call->usage);
- int o = atomic_read(&net->nr_outstanding_calls);
+ bool zero;
+ int r, o;
- trace_afs_call(call, afs_call_trace_put, n, o,
+ zero = __refcount_dec_and_test(&call->ref, &r);
+ o = atomic_read(&net->nr_outstanding_calls);
+ trace_afs_call(call, afs_call_trace_put, r - 1, o,
__builtin_return_address(0));
- ASSERTCMP(n, >=, 0);
- if (n == 0) {
+ if (zero) {
ASSERT(!work_pending(&call->async_work));
ASSERT(call->type->name != NULL);
@@ -198,9 +199,11 @@
static struct afs_call *afs_get_call(struct afs_call *call,
enum afs_call_trace why)
{
- int u = atomic_inc_return(&call->usage);
+ int r;
- trace_afs_call(call, why, u,
+ __refcount_inc(&call->ref, &r);
+
+ trace_afs_call(call, why, r + 1,
atomic_read(&call->net->nr_outstanding_calls),
__builtin_return_address(0));
return call;
@@ -663,14 +666,13 @@
unsigned long call_user_ID)
{
struct afs_call *call = (struct afs_call *)call_user_ID;
- int u;
+ int r;
trace_afs_notify_call(rxcall, call);
call->need_attention = true;
- u = atomic_fetch_add_unless(&call->usage, 1, 0);
- if (u != 0) {
- trace_afs_call(call, afs_call_trace_wake, u + 1,
+ if (__refcount_inc_not_zero(&call->ref, &r)) {
+ trace_afs_call(call, afs_call_trace_wake, r + 1,
atomic_read(&call->net->nr_outstanding_calls),
__builtin_return_address(0));
diff --git a/fs/afs/server.c b/fs/afs/server.c
index 6e5b9a1..ffed828 100644
--- a/fs/afs/server.c
+++ b/fs/afs/server.c
@@ -228,7 +228,7 @@
if (!server)
goto enomem;
- atomic_set(&server->ref, 1);
+ refcount_set(&server->ref, 1);
atomic_set(&server->active, 1);
server->debug_id = atomic_inc_return(&afs_server_debug_id);
RCU_INIT_POINTER(server->addresses, alist);
@@ -352,9 +352,10 @@
struct afs_server *afs_get_server(struct afs_server *server,
enum afs_server_trace reason)
{
- unsigned int u = atomic_inc_return(&server->ref);
+ int r;
- trace_afs_server(server, u, atomic_read(&server->active), reason);
+ __refcount_inc(&server->ref, &r);
+ trace_afs_server(server, r + 1, atomic_read(&server->active), reason);
return server;
}
@@ -364,14 +365,14 @@
static struct afs_server *afs_maybe_use_server(struct afs_server *server,
enum afs_server_trace reason)
{
- unsigned int r = atomic_fetch_add_unless(&server->ref, 1, 0);
unsigned int a;
+ int r;
- if (r == 0)
+ if (!__refcount_inc_not_zero(&server->ref, &r))
return NULL;
a = atomic_inc_return(&server->active);
- trace_afs_server(server, r, a, reason);
+ trace_afs_server(server, r + 1, a, reason);
return server;
}
@@ -380,10 +381,13 @@
*/
struct afs_server *afs_use_server(struct afs_server *server, enum afs_server_trace reason)
{
- unsigned int r = atomic_inc_return(&server->ref);
- unsigned int a = atomic_inc_return(&server->active);
+ unsigned int a;
+ int r;
- trace_afs_server(server, r, a, reason);
+ __refcount_inc(&server->ref, &r);
+ a = atomic_inc_return(&server->active);
+
+ trace_afs_server(server, r + 1, a, reason);
return server;
}
@@ -393,14 +397,15 @@
void afs_put_server(struct afs_net *net, struct afs_server *server,
enum afs_server_trace reason)
{
- unsigned int usage;
+ bool zero;
+ int r;
if (!server)
return;
- usage = atomic_dec_return(&server->ref);
- trace_afs_server(server, usage, atomic_read(&server->active), reason);
- if (unlikely(usage == 0))
+ zero = __refcount_dec_and_test(&server->ref, &r);
+ trace_afs_server(server, r - 1, atomic_read(&server->active), reason);
+ if (unlikely(zero))
__afs_put_server(net, server);
}
@@ -436,7 +441,7 @@
{
struct afs_server *server = container_of(rcu, struct afs_server, rcu);
- trace_afs_server(server, atomic_read(&server->ref),
+ trace_afs_server(server, refcount_read(&server->ref),
atomic_read(&server->active), afs_server_trace_free);
afs_put_addrlist(rcu_access_pointer(server->addresses));
kfree(server);
@@ -487,7 +492,7 @@
active = atomic_read(&server->active);
if (active == 0) {
- trace_afs_server(server, atomic_read(&server->ref),
+ trace_afs_server(server, refcount_read(&server->ref),
active, afs_server_trace_gc);
next = rcu_dereference_protected(
server->uuid_next, lockdep_is_held(&net->fs_lock.lock));
@@ -553,7 +558,7 @@
_debug("manage %pU %u", &server->uuid, active);
if (purging) {
- trace_afs_server(server, atomic_read(&server->ref),
+ trace_afs_server(server, refcount_read(&server->ref),
active, afs_server_trace_purging);
if (active != 0)
pr_notice("Can't purge s=%08x\n", server->debug_id);
@@ -633,7 +638,8 @@
_enter("");
- trace_afs_server(server, atomic_read(&server->ref), atomic_read(&server->active),
+ trace_afs_server(server, refcount_read(&server->ref),
+ atomic_read(&server->active),
afs_server_trace_update);
alist = afs_vl_lookup_addrs(op->volume->cell, op->key, &server->uuid);
diff --git a/fs/afs/vl_list.c b/fs/afs/vl_list.c
index 38b2ba1d..acc4821 100644
--- a/fs/afs/vl_list.c
+++ b/fs/afs/vl_list.c
@@ -17,7 +17,7 @@
vlserver = kzalloc(struct_size(vlserver, name, name_len + 1),
GFP_KERNEL);
if (vlserver) {
- atomic_set(&vlserver->usage, 1);
+ refcount_set(&vlserver->ref, 1);
rwlock_init(&vlserver->lock);
init_waitqueue_head(&vlserver->probe_wq);
spin_lock_init(&vlserver->probe_lock);
@@ -39,13 +39,9 @@
void afs_put_vlserver(struct afs_net *net, struct afs_vlserver *vlserver)
{
- if (vlserver) {
- unsigned int u = atomic_dec_return(&vlserver->usage);
- //_debug("VL PUT %p{%u}", vlserver, u);
-
- if (u == 0)
- call_rcu(&vlserver->rcu, afs_vlserver_rcu);
- }
+ if (vlserver &&
+ refcount_dec_and_test(&vlserver->ref))
+ call_rcu(&vlserver->rcu, afs_vlserver_rcu);
}
struct afs_vlserver_list *afs_alloc_vlserver_list(unsigned int nr_servers)
@@ -54,7 +50,7 @@
vllist = kzalloc(struct_size(vllist, servers, nr_servers), GFP_KERNEL);
if (vllist) {
- atomic_set(&vllist->usage, 1);
+ refcount_set(&vllist->ref, 1);
rwlock_init(&vllist->lock);
}
@@ -64,10 +60,7 @@
void afs_put_vlserverlist(struct afs_net *net, struct afs_vlserver_list *vllist)
{
if (vllist) {
- unsigned int u = atomic_dec_return(&vllist->usage);
-
- //_debug("VLLS PUT %p{%u}", vllist, u);
- if (u == 0) {
+ if (refcount_dec_and_test(&vllist->ref)) {
int i;
for (i = 0; i < vllist->nr_servers; i++) {
diff --git a/fs/afs/volume.c b/fs/afs/volume.c
index f84194b..137a970 100644
--- a/fs/afs/volume.c
+++ b/fs/afs/volume.c
@@ -33,8 +33,13 @@
} else if (p->vid > volume->vid) {
pp = &(*pp)->rb_right;
} else {
- volume = afs_get_volume(p, afs_volume_trace_get_cell_insert);
- goto found;
+ if (afs_try_get_volume(p, afs_volume_trace_get_cell_insert)) {
+ volume = p;
+ goto found;
+ }
+
+ set_bit(AFS_VOLUME_RM_TREE, &volume->flags);
+ rb_replace_node_rcu(&p->cell_node, &volume->cell_node, &cell->volumes);
}
}
@@ -53,11 +58,12 @@
struct afs_cell *cell = volume->cell;
if (!hlist_unhashed(&volume->proc_link)) {
- trace_afs_volume(volume->vid, atomic_read(&volume->usage),
+ trace_afs_volume(volume->vid, refcount_read(&cell->ref),
afs_volume_trace_remove);
write_seqlock(&cell->volume_lock);
hlist_del_rcu(&volume->proc_link);
- rb_erase(&volume->cell_node, &cell->volumes);
+ if (!test_and_set_bit(AFS_VOLUME_RM_TREE, &volume->flags))
+ rb_erase(&volume->cell_node, &cell->volumes);
write_sequnlock(&cell->volume_lock);
}
}
@@ -88,7 +94,7 @@
volume->type_force = params->force;
volume->name_len = vldb->name_len;
- atomic_set(&volume->usage, 1);
+ refcount_set(&volume->ref, 1);
INIT_HLIST_NODE(&volume->proc_link);
rwlock_init(&volume->servers_lock);
rwlock_init(&volume->cb_v_break_lock);
@@ -229,7 +235,7 @@
afs_remove_volume_from_cell(volume);
afs_put_serverlist(net, rcu_access_pointer(volume->servers));
afs_put_cell(volume->cell, afs_cell_trace_put_vol);
- trace_afs_volume(volume->vid, atomic_read(&volume->usage),
+ trace_afs_volume(volume->vid, refcount_read(&volume->ref),
afs_volume_trace_free);
kfree_rcu(volume, rcu);
@@ -237,14 +243,30 @@
}
/*
+ * Try to get a reference on a volume record.
+ */
+bool afs_try_get_volume(struct afs_volume *volume, enum afs_volume_trace reason)
+{
+ int r;
+
+ if (__refcount_inc_not_zero(&volume->ref, &r)) {
+ trace_afs_volume(volume->vid, r + 1, reason);
+ return true;
+ }
+ return false;
+}
+
+/*
* Get a reference on a volume record.
*/
struct afs_volume *afs_get_volume(struct afs_volume *volume,
enum afs_volume_trace reason)
{
if (volume) {
- int u = atomic_inc_return(&volume->usage);
- trace_afs_volume(volume->vid, u, reason);
+ int r;
+
+ __refcount_inc(&volume->ref, &r);
+ trace_afs_volume(volume->vid, r + 1, reason);
}
return volume;
}
@@ -258,9 +280,12 @@
{
if (volume) {
afs_volid_t vid = volume->vid;
- int u = atomic_dec_return(&volume->usage);
- trace_afs_volume(vid, u, reason);
- if (u == 0)
+ bool zero;
+ int r;
+
+ zero = __refcount_dec_and_test(&volume->ref, &r);
+ trace_afs_volume(vid, r - 1, reason);
+ if (zero)
afs_destroy_volume(net, volume);
}
}
diff --git a/fs/cifs/misc.c b/fs/cifs/misc.c
index 5e4dab5..33328ea 100644
--- a/fs/cifs/misc.c
+++ b/fs/cifs/misc.c
@@ -340,6 +340,10 @@
cifs_dbg(VFS, "Length less than smb header size\n");
}
return -EIO;
+ } else if (total_read < sizeof(*smb) + 2 * smb->WordCount) {
+ cifs_dbg(VFS, "%s: can't read BCC due to invalid WordCount(%u)\n",
+ __func__, smb->WordCount);
+ return -EIO;
}
/* otherwise, there is enough to get to the BCC */
diff --git a/fs/cifs/smb2misc.c b/fs/cifs/smb2misc.c
index 29b5554..e2f401c 100644
--- a/fs/cifs/smb2misc.c
+++ b/fs/cifs/smb2misc.c
@@ -298,6 +298,9 @@
char *
smb2_get_data_area_len(int *off, int *len, struct smb2_sync_hdr *shdr)
{
+ const int max_off = 4096;
+ const int max_len = 128 * 1024;
+
*off = 0;
*len = 0;
@@ -369,29 +372,20 @@
* Invalid length or offset probably means data area is invalid, but
* we have little choice but to ignore the data area in this case.
*/
- if (*off > 4096) {
- cifs_dbg(VFS, "offset %d too large, data area ignored\n", *off);
- *len = 0;
- *off = 0;
- } else if (*off < 0) {
- cifs_dbg(VFS, "negative offset %d to data invalid ignore data area\n",
- *off);
+ if (unlikely(*off < 0 || *off > max_off ||
+ *len < 0 || *len > max_len)) {
+ cifs_dbg(VFS, "%s: invalid data area (off=%d len=%d)\n",
+ __func__, *off, *len);
*off = 0;
*len = 0;
- } else if (*len < 0) {
- cifs_dbg(VFS, "negative data length %d invalid, data area ignored\n",
- *len);
- *len = 0;
- } else if (*len > 128 * 1024) {
- cifs_dbg(VFS, "data area larger than 128K: %d\n", *len);
+ } else if (*off == 0) {
*len = 0;
}
/* return pointer to beginning of data area, ie offset from SMB start */
- if ((*off != 0) && (*len != 0))
+ if (*off > 0 && *len > 0)
return (char *)shdr + *off;
- else
- return NULL;
+ return NULL;
}
/*
diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c
index 7c2ecbb..f31da26 100644
--- a/fs/cifs/smb2ops.c
+++ b/fs/cifs/smb2ops.c
@@ -3263,7 +3263,7 @@
struct kvec close_iov[1];
struct smb2_ioctl_rsp *ioctl_rsp;
struct reparse_data_buffer *reparse_buf;
- u32 plen;
+ u32 off, count, len;
cifs_dbg(FYI, "%s: path: %s\n", __func__, full_path);
@@ -3343,16 +3343,22 @@
*/
if (rc == 0) {
/* See MS-FSCC 2.3.23 */
+ off = le32_to_cpu(ioctl_rsp->OutputOffset);
+ count = le32_to_cpu(ioctl_rsp->OutputCount);
+ if (check_add_overflow(off, count, &len) ||
+ len > rsp_iov[1].iov_len) {
+ cifs_tcon_dbg(VFS, "%s: invalid ioctl: off=%d count=%d\n",
+ __func__, off, count);
+ rc = -EIO;
+ goto query_rp_exit;
+ }
- reparse_buf = (struct reparse_data_buffer *)
- ((char *)ioctl_rsp +
- le32_to_cpu(ioctl_rsp->OutputOffset));
- plen = le32_to_cpu(ioctl_rsp->OutputCount);
-
- if (plen + le32_to_cpu(ioctl_rsp->OutputOffset) >
- rsp_iov[1].iov_len) {
- cifs_tcon_dbg(FYI, "srv returned invalid ioctl len: %d\n",
- plen);
+ reparse_buf = (void *)((u8 *)ioctl_rsp + off);
+ len = sizeof(*reparse_buf);
+ if (count < len ||
+ count < le16_to_cpu(reparse_buf->ReparseDataLength) + len) {
+ cifs_tcon_dbg(VFS, "%s: invalid ioctl: off=%d count=%d\n",
+ __func__, off, count);
rc = -EIO;
goto query_rp_exit;
}
diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c
index f51fea2..6714e9d 100644
--- a/fs/cifs/smb2pdu.c
+++ b/fs/cifs/smb2pdu.c
@@ -364,10 +364,15 @@
void **request_buf, unsigned int *total_len)
{
/* BB eventually switch this to SMB2 specific small buf size */
- if (smb2_command == SMB2_SET_INFO)
+ switch (smb2_command) {
+ case SMB2_SET_INFO:
+ case SMB2_QUERY_INFO:
*request_buf = cifs_buf_get();
- else
+ break;
+ default:
*request_buf = cifs_small_buf_get();
+ break;
+ }
if (*request_buf == NULL) {
/* BB should we add a retry in here if not a writepage? */
return -ENOMEM;
@@ -3415,8 +3420,13 @@
struct smb2_query_info_req *req;
struct kvec *iov = rqst->rq_iov;
unsigned int total_len;
+ size_t len;
int rc;
+ if (unlikely(check_add_overflow(input_len, sizeof(*req), &len) ||
+ len > CIFSMaxBufSize))
+ return -EINVAL;
+
rc = smb2_plain_req_init(SMB2_QUERY_INFO, tcon, server,
(void **) &req, &total_len);
if (rc)
@@ -3438,7 +3448,7 @@
iov[0].iov_base = (char *)req;
/* 1 for Buffer */
- iov[0].iov_len = total_len - 1 + input_len;
+ iov[0].iov_len = len;
return 0;
}
@@ -3446,7 +3456,7 @@
SMB2_query_info_free(struct smb_rqst *rqst)
{
if (rqst && rqst->rq_iov)
- cifs_small_buf_release(rqst->rq_iov[0].iov_base); /* request */
+ cifs_buf_release(rqst->rq_iov[0].iov_base); /* request */
}
static int
@@ -5176,6 +5186,11 @@
return 0;
}
+static inline void free_qfs_info_req(struct kvec *iov)
+{
+ cifs_buf_release(iov->iov_base);
+}
+
int
SMB311_posix_qfs_info(const unsigned int xid, struct cifs_tcon *tcon,
u64 persistent_fid, u64 volatile_fid, struct kstatfs *fsdata)
@@ -5207,7 +5222,7 @@
rc = cifs_send_recv(xid, ses, server,
&rqst, &resp_buftype, flags, &rsp_iov);
- cifs_small_buf_release(iov.iov_base);
+ free_qfs_info_req(&iov);
if (rc) {
cifs_stats_fail_inc(tcon, SMB2_QUERY_INFO_HE);
goto posix_qfsinf_exit;
@@ -5258,7 +5273,7 @@
rc = cifs_send_recv(xid, ses, server,
&rqst, &resp_buftype, flags, &rsp_iov);
- cifs_small_buf_release(iov.iov_base);
+ free_qfs_info_req(&iov);
if (rc) {
cifs_stats_fail_inc(tcon, SMB2_QUERY_INFO_HE);
goto qfsinf_exit;
@@ -5325,7 +5340,7 @@
rc = cifs_send_recv(xid, ses, server,
&rqst, &resp_buftype, flags, &rsp_iov);
- cifs_small_buf_release(iov.iov_base);
+ free_qfs_info_req(&iov);
if (rc) {
cifs_stats_fail_inc(tcon, SMB2_QUERY_INFO_HE);
goto qfsattr_exit;
diff --git a/fs/cifs/smb2pdu.h b/fs/cifs/smb2pdu.h
index f32c99c..301c155 100644
--- a/fs/cifs/smb2pdu.h
+++ b/fs/cifs/smb2pdu.h
@@ -779,7 +779,7 @@
#define SMB2_CREATE_SD_BUFFER "SecD" /* security descriptor */
#define SMB2_CREATE_DURABLE_HANDLE_REQUEST "DHnQ"
#define SMB2_CREATE_DURABLE_HANDLE_RECONNECT "DHnC"
-#define SMB2_CREATE_ALLOCATION_SIZE "AISi"
+#define SMB2_CREATE_ALLOCATION_SIZE "AlSi"
#define SMB2_CREATE_QUERY_MAXIMAL_ACCESS_REQUEST "MxAc"
#define SMB2_CREATE_TIMEWARP_REQUEST "TWrp"
#define SMB2_CREATE_QUERY_ON_DISK_ID "QFid"
diff --git a/fs/debugfs/file.c b/fs/debugfs/file.c
index 38930d9..df5c216 100644
--- a/fs/debugfs/file.c
+++ b/fs/debugfs/file.c
@@ -84,6 +84,14 @@
struct debugfs_fsdata *fsd;
void *d_fsd;
+ /*
+ * This could only happen if some debugfs user erroneously calls
+ * debugfs_file_get() on a dentry that isn't even a file, let
+ * them know about it.
+ */
+ if (WARN_ON(!d_is_reg(dentry)))
+ return -EINVAL;
+
d_fsd = READ_ONCE(dentry->d_fsdata);
if (!((unsigned long)d_fsd & DEBUGFS_FSDATA_IS_REAL_FOPS_BIT)) {
fsd = d_fsd;
diff --git a/fs/debugfs/inode.c b/fs/debugfs/inode.c
index 26f9cd3..5290a72 100644
--- a/fs/debugfs/inode.c
+++ b/fs/debugfs/inode.c
@@ -214,17 +214,19 @@
static void debugfs_release_dentry(struct dentry *dentry)
{
- void *fsd = dentry->d_fsdata;
+ struct debugfs_fsdata *fsd = dentry->d_fsdata;
- if (!((unsigned long)fsd & DEBUGFS_FSDATA_IS_REAL_FOPS_BIT))
- kfree(dentry->d_fsdata);
+ if ((unsigned long)fsd & DEBUGFS_FSDATA_IS_REAL_FOPS_BIT)
+ return;
+
+ kfree(fsd);
}
static struct vfsmount *debugfs_automount(struct path *path)
{
- debugfs_automount_t f;
- f = (debugfs_automount_t)path->dentry->d_fsdata;
- return f(path->dentry, d_inode(path->dentry)->i_private);
+ struct debugfs_fsdata *fsd = path->dentry->d_fsdata;
+
+ return fsd->automount(path->dentry, d_inode(path->dentry)->i_private);
}
static const struct dentry_operations debugfs_dops = {
@@ -602,13 +604,23 @@
void *data)
{
struct dentry *dentry = start_creating(name, parent);
+ struct debugfs_fsdata *fsd;
struct inode *inode;
if (IS_ERR(dentry))
return dentry;
+ fsd = kzalloc(sizeof(*fsd), GFP_KERNEL);
+ if (!fsd) {
+ failed_creating(dentry);
+ return ERR_PTR(-ENOMEM);
+ }
+
+ fsd->automount = f;
+
if (!(debugfs_allow & DEBUGFS_ALLOW_API)) {
failed_creating(dentry);
+ kfree(fsd);
return ERR_PTR(-EPERM);
}
@@ -616,13 +628,14 @@
if (unlikely(!inode)) {
pr_err("out of free dentries, can not create automount '%s'\n",
name);
+ kfree(fsd);
return failed_creating(dentry);
}
make_empty_dir_inode(inode);
inode->i_flags |= S_AUTOMOUNT;
inode->i_private = data;
- dentry->d_fsdata = (void *)f;
+ dentry->d_fsdata = fsd;
/* directory inodes start off with i_nlink == 2 (for "." entry) */
inc_nlink(inode);
d_instantiate(dentry, inode);
diff --git a/fs/debugfs/internal.h b/fs/debugfs/internal.h
index 92af8ae..f7c489b 100644
--- a/fs/debugfs/internal.h
+++ b/fs/debugfs/internal.h
@@ -17,8 +17,14 @@
struct debugfs_fsdata {
const struct file_operations *real_fops;
- refcount_t active_users;
- struct completion active_users_drained;
+ union {
+ /* automount_fn is used when real_fops is NULL */
+ debugfs_automount_t automount;
+ struct {
+ refcount_t active_users;
+ struct completion active_users_drained;
+ };
+ };
};
/*
diff --git a/fs/efivarfs/super.c b/fs/efivarfs/super.c
index b62aefe..fffd64b 100644
--- a/fs/efivarfs/super.c
+++ b/fs/efivarfs/super.c
@@ -13,6 +13,7 @@
#include <linux/ucs2_string.h>
#include <linux/slab.h>
#include <linux/magic.h>
+#include <linux/printk.h>
#include "internal.h"
@@ -231,8 +232,19 @@
return get_tree_single(fc, efivarfs_fill_super);
}
+static int efivarfs_reconfigure(struct fs_context *fc)
+{
+ if (!efivar_supports_writes() && !(fc->sb_flags & SB_RDONLY)) {
+ pr_err("Firmware does not support SetVariableRT. Can not remount with rw\n");
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
static const struct fs_context_operations efivarfs_context_ops = {
.get_tree = efivarfs_get_tree,
+ .reconfigure = efivarfs_reconfigure,
};
static int efivarfs_init_fs_context(struct fs_context *fc)
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index a9b13c4..48ba274 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -43,7 +43,7 @@
vm_fault_t ret;
ret = filemap_fault(vmf);
- if (!ret)
+ if (ret & VM_FAULT_LOCKED)
f2fs_update_iostat(F2FS_I_SB(inode), APP_MAPPED_READ_IO,
F2FS_BLKSIZE);
@@ -2746,6 +2746,11 @@
goto out;
}
+ if (f2fs_compressed_file(src) || f2fs_compressed_file(dst)) {
+ ret = -EOPNOTSUPP;
+ goto out_unlock;
+ }
+
ret = -EINVAL;
if (pos_in + len > src->i_size || pos_in + len < pos_in)
goto out_unlock;
diff --git a/fs/f2fs/namei.c b/fs/f2fs/namei.c
index ed3bdae..8ed9932 100644
--- a/fs/f2fs/namei.c
+++ b/fs/f2fs/namei.c
@@ -1102,7 +1102,7 @@
}
if (old_dir_entry) {
- if (old_dir != new_dir && !whiteout)
+ if (old_dir != new_dir)
f2fs_set_link(old_inode, old_dir_entry,
old_dir_page, new_dir);
else
diff --git a/fs/f2fs/xattr.c b/fs/f2fs/xattr.c
index f7a076d..20498fa 100644
--- a/fs/f2fs/xattr.c
+++ b/fs/f2fs/xattr.c
@@ -740,6 +740,12 @@
memcpy(pval, value, size);
last->e_value_size = cpu_to_le16(size);
new_hsize += newsize;
+ /*
+ * Explicitly add the null terminator. The unused xattr space
+ * is supposed to always be zeroed, which would make this
+ * unnecessary, but don't depend on that.
+ */
+ *(u32 *)((u8 *)last + newsize) = 0;
}
error = write_all_xattrs(inode, new_hsize, base_addr, ipage);
diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h
index c059696..8942f4b 100644
--- a/fs/fuse/fuse_i.h
+++ b/fs/fuse/fuse_i.h
@@ -107,6 +107,19 @@
}
#endif
+/* Submount lookup tracking */
+struct fuse_submount_lookup {
+ /** Refcount */
+ refcount_t count;
+
+ /** Unique ID, which identifies the inode between userspace
+ * and kernel */
+ u64 nodeid;
+
+ /** The request used for sending the FORGET message */
+ struct fuse_forget_link *forget;
+};
+
/** FUSE inode */
struct fuse_inode {
/** Inode data */
@@ -213,6 +226,8 @@
*/
struct fuse_inode_dax *dax;
#endif
+ /** Submount specific lookup tracking */
+ struct fuse_submount_lookup *submount_lookup;
};
/** FUSE inode state bits */
diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c
index 25c92f1..a833aff 100644
--- a/fs/fuse/inode.c
+++ b/fs/fuse/inode.c
@@ -68,6 +68,24 @@
return kzalloc(sizeof(struct fuse_forget_link), GFP_KERNEL_ACCOUNT);
}
+static struct fuse_submount_lookup *fuse_alloc_submount_lookup(void)
+{
+ struct fuse_submount_lookup *sl;
+
+ sl = kzalloc(sizeof(struct fuse_submount_lookup), GFP_KERNEL_ACCOUNT);
+ if (!sl)
+ return NULL;
+ sl->forget = fuse_alloc_forget();
+ if (!sl->forget)
+ goto out_free;
+
+ return sl;
+
+out_free:
+ kfree(sl);
+ return NULL;
+}
+
static struct inode *fuse_alloc_inode(struct super_block *sb)
{
struct fuse_inode *fi;
@@ -87,6 +105,7 @@
fi->attr_version = 0;
fi->orig_ino = 0;
fi->state = 0;
+ fi->submount_lookup = NULL;
mutex_init(&fi->mutex);
spin_lock_init(&fi->lock);
fi->forget = fuse_alloc_forget();
@@ -121,6 +140,17 @@
kmem_cache_free(fuse_inode_cachep, fi);
}
+static void fuse_cleanup_submount_lookup(struct fuse_conn *fc,
+ struct fuse_submount_lookup *sl)
+{
+ if (!refcount_dec_and_test(&sl->count))
+ return;
+
+ fuse_queue_forget(fc, sl->forget, sl->nodeid, 1);
+ sl->forget = NULL;
+ kfree(sl);
+}
+
static void fuse_evict_inode(struct inode *inode)
{
struct fuse_inode *fi = get_fuse_inode(inode);
@@ -139,6 +169,11 @@
fi->nlookup);
fi->forget = NULL;
}
+
+ if (fi->submount_lookup) {
+ fuse_cleanup_submount_lookup(fc, fi->submount_lookup);
+ fi->submount_lookup = NULL;
+ }
}
if (S_ISREG(inode->i_mode) && !fuse_is_bad(inode)) {
WARN_ON(!list_empty(&fi->write_files));
@@ -316,6 +351,13 @@
}
}
+static void fuse_init_submount_lookup(struct fuse_submount_lookup *sl,
+ u64 nodeid)
+{
+ sl->nodeid = nodeid;
+ refcount_set(&sl->count, 1);
+}
+
static void fuse_init_inode(struct inode *inode, struct fuse_attr *attr)
{
inode->i_mode = attr->mode & S_IFMT;
@@ -452,12 +494,22 @@
*/
if (fc->auto_submounts && (attr->flags & FUSE_ATTR_SUBMOUNT) &&
S_ISDIR(attr->mode)) {
+ struct fuse_inode *fi;
+
inode = new_inode(sb);
if (!inode)
return NULL;
fuse_init_inode(inode, attr);
- get_fuse_inode(inode)->nodeid = nodeid;
+ fi = get_fuse_inode(inode);
+ fi->nodeid = nodeid;
+ fi->submount_lookup = fuse_alloc_submount_lookup();
+ if (!fi->submount_lookup) {
+ iput(inode);
+ return NULL;
+ }
+ /* Sets nlookup = 1 on fi->submount_lookup->nlookup */
+ fuse_init_submount_lookup(fi->submount_lookup, nodeid);
inode->i_flags |= S_AUTOMOUNT;
goto done;
}
@@ -480,11 +532,11 @@
iput(inode);
goto retry;
}
-done:
fi = get_fuse_inode(inode);
spin_lock(&fi->lock);
fi->nlookup++;
spin_unlock(&fi->lock);
+done:
fuse_change_attributes(inode, attr, attr_valid, attr_version);
return inode;
@@ -1561,6 +1613,8 @@
struct super_block *parent_sb = parent_fi->inode.i_sb;
struct fuse_attr root_attr;
struct inode *root;
+ struct fuse_submount_lookup *sl;
+ struct fuse_inode *fi;
fuse_sb_defaults(sb);
fm->sb = sb;
@@ -1583,12 +1637,27 @@
* its nlookup should not be incremented. fuse_iget() does
* that, though, so undo it here.
*/
- get_fuse_inode(root)->nlookup--;
+ fi = get_fuse_inode(root);
+ fi->nlookup--;
+
sb->s_d_op = &fuse_dentry_operations;
sb->s_root = d_make_root(root);
if (!sb->s_root)
return -ENOMEM;
+ /*
+ * Grab the parent's submount_lookup pointer and take a
+ * reference on the shared nlookup from the parent. This is to
+ * prevent the last forget for this nodeid from getting
+ * triggered until all users have finished with it.
+ */
+ sl = parent_fi->submount_lookup;
+ WARN_ON(!sl);
+ if (sl) {
+ refcount_inc(&sl->count);
+ fi->submount_lookup = sl;
+ }
+
return 0;
}
diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c
index 6901cd8..e4e8501 100644
--- a/fs/gfs2/rgrp.c
+++ b/fs/gfs2/rgrp.c
@@ -2316,7 +2316,7 @@
(unsigned long long)rgd->rd_addr, rgd->rd_flags,
rgd->rd_free, rgd->rd_free_clone, rgd->rd_dinodes,
rgd->rd_requested, rgd->rd_reserved, rgd->rd_extfail_pt);
- if (rgd->rd_sbd->sd_args.ar_rgrplvb) {
+ if (rgd->rd_sbd->sd_args.ar_rgrplvb && rgd->rd_rgl) {
struct gfs2_rgrp_lvb *rgl = rgd->rd_rgl;
gfs2_print_dbg(seq, "%s L: f:%02x b:%u i:%u\n", fs_id_buf,
diff --git a/fs/jbd2/commit.c b/fs/jbd2/commit.c
index e058ef1..f858d11 100644
--- a/fs/jbd2/commit.c
+++ b/fs/jbd2/commit.c
@@ -300,6 +300,7 @@
if (!ret)
ret = err;
}
+ cond_resched();
spin_lock(&journal->j_list_lock);
jinode->i_flags &= ~JI_COMMIT_RUNNING;
smp_mb();
diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c
index a275336..0559a63 100644
--- a/fs/jbd2/journal.c
+++ b/fs/jbd2/journal.c
@@ -1616,9 +1616,11 @@
return -EIO;
}
- trace_jbd2_write_superblock(journal, write_flags);
if (!(journal->j_flags & JBD2_BARRIER))
write_flags &= ~(REQ_FUA | REQ_PREFLUSH);
+
+ trace_jbd2_write_superblock(journal, write_flags);
+
if (buffer_write_io_error(bh)) {
/*
* Oh, dear. A previous attempt to write the journal
diff --git a/fs/ksmbd/Kconfig b/fs/ksmbd/Kconfig
index 6af339c..d036ab8 100644
--- a/fs/ksmbd/Kconfig
+++ b/fs/ksmbd/Kconfig
@@ -1,12 +1,11 @@
config SMB_SERVER
- tristate "SMB3 server support (EXPERIMENTAL)"
+ tristate "SMB3 server support"
depends on INET
depends on MULTIUSER
depends on FILE_LOCKING
select NLS
select NLS_UTF8
select CRYPTO
- select CRYPTO_MD4
select CRYPTO_MD5
select CRYPTO_HMAC
select CRYPTO_ECB
@@ -34,14 +33,16 @@
in ksmbd-tools, available from
https://github.com/cifsd-team/ksmbd-tools.
More detail about how to run the ksmbd kernel server is
- available via README file
+ available via the README file
(https://github.com/cifsd-team/ksmbd-tools/blob/master/README).
ksmbd kernel server includes support for auto-negotiation,
Secure negotiate, Pre-authentication integrity, oplock/lease,
compound requests, multi-credit, packet signing, RDMA(smbdirect),
smb3 encryption, copy-offload, secure per-user session
- establishment via NTLM or NTLMv2.
+ establishment via Kerberos or NTLMv2.
+
+if SMB_SERVER
config SMB_SERVER_SMBDIRECT
bool "Support for SMB Direct protocol"
@@ -55,6 +56,8 @@
SMB Direct allows transferring SMB packets over RDMA. If unsure,
say N.
+endif
+
config SMB_SERVER_CHECK_CAP_NET_ADMIN
bool "Enable check network administration capability"
depends on SMB_SERVER
diff --git a/fs/ksmbd/asn1.c b/fs/ksmbd/asn1.c
index b014f46..4a4b2b0 100644
--- a/fs/ksmbd/asn1.c
+++ b/fs/ksmbd/asn1.c
@@ -21,101 +21,11 @@
#include "ksmbd_spnego_negtokeninit.asn1.h"
#include "ksmbd_spnego_negtokentarg.asn1.h"
-#define SPNEGO_OID_LEN 7
#define NTLMSSP_OID_LEN 10
-#define KRB5_OID_LEN 7
-#define KRB5U2U_OID_LEN 8
-#define MSKRB5_OID_LEN 7
-static unsigned long SPNEGO_OID[7] = { 1, 3, 6, 1, 5, 5, 2 };
-static unsigned long NTLMSSP_OID[10] = { 1, 3, 6, 1, 4, 1, 311, 2, 2, 10 };
-static unsigned long KRB5_OID[7] = { 1, 2, 840, 113554, 1, 2, 2 };
-static unsigned long KRB5U2U_OID[8] = { 1, 2, 840, 113554, 1, 2, 2, 3 };
-static unsigned long MSKRB5_OID[7] = { 1, 2, 840, 48018, 1, 2, 2 };
static char NTLMSSP_OID_STR[NTLMSSP_OID_LEN] = { 0x2b, 0x06, 0x01, 0x04, 0x01,
0x82, 0x37, 0x02, 0x02, 0x0a };
-static bool
-asn1_subid_decode(const unsigned char **begin, const unsigned char *end,
- unsigned long *subid)
-{
- const unsigned char *ptr = *begin;
- unsigned char ch;
-
- *subid = 0;
-
- do {
- if (ptr >= end)
- return false;
-
- ch = *ptr++;
- *subid <<= 7;
- *subid |= ch & 0x7F;
- } while ((ch & 0x80) == 0x80);
-
- *begin = ptr;
- return true;
-}
-
-static bool asn1_oid_decode(const unsigned char *value, size_t vlen,
- unsigned long **oid, size_t *oidlen)
-{
- const unsigned char *iptr = value, *end = value + vlen;
- unsigned long *optr;
- unsigned long subid;
-
- vlen += 1;
- if (vlen < 2 || vlen > UINT_MAX / sizeof(unsigned long))
- goto fail_nullify;
-
- *oid = kmalloc(vlen * sizeof(unsigned long), GFP_KERNEL);
- if (!*oid)
- return false;
-
- optr = *oid;
-
- if (!asn1_subid_decode(&iptr, end, &subid))
- goto fail;
-
- if (subid < 40) {
- optr[0] = 0;
- optr[1] = subid;
- } else if (subid < 80) {
- optr[0] = 1;
- optr[1] = subid - 40;
- } else {
- optr[0] = 2;
- optr[1] = subid - 80;
- }
-
- *oidlen = 2;
- optr += 2;
-
- while (iptr < end) {
- if (++(*oidlen) > vlen)
- goto fail;
-
- if (!asn1_subid_decode(&iptr, end, optr++))
- goto fail;
- }
- return true;
-
-fail:
- kfree(*oid);
-fail_nullify:
- *oid = NULL;
- return false;
-}
-
-static bool oid_eq(unsigned long *oid1, unsigned int oid1len,
- unsigned long *oid2, unsigned int oid2len)
-{
- if (oid1len != oid2len)
- return false;
-
- return memcmp(oid1, oid2, oid1len) == 0;
-}
-
int
ksmbd_decode_negTokenInit(unsigned char *security_blob, int length,
struct ksmbd_conn *conn)
@@ -252,26 +162,18 @@
int ksmbd_gssapi_this_mech(void *context, size_t hdrlen, unsigned char tag,
const void *value, size_t vlen)
{
- unsigned long *oid;
- size_t oidlen;
- int err = 0;
+ enum OID oid;
- if (!asn1_oid_decode(value, vlen, &oid, &oidlen)) {
- err = -EBADMSG;
- goto out;
- }
-
- if (!oid_eq(oid, oidlen, SPNEGO_OID, SPNEGO_OID_LEN))
- err = -EBADMSG;
- kfree(oid);
-out:
- if (err) {
+ oid = look_up_OID(value, vlen);
+ if (oid != OID_spnego) {
char buf[50];
sprint_oid(value, vlen, buf, sizeof(buf));
ksmbd_debug(AUTH, "Unexpected OID: %s\n", buf);
+ return -EBADMSG;
}
- return err;
+
+ return 0;
}
int ksmbd_neg_token_init_mech_type(void *context, size_t hdrlen,
@@ -279,65 +181,56 @@
size_t vlen)
{
struct ksmbd_conn *conn = context;
- unsigned long *oid;
- size_t oidlen;
+ enum OID oid;
int mech_type;
- char buf[50];
- if (!asn1_oid_decode(value, vlen, &oid, &oidlen))
- goto fail;
-
- if (oid_eq(oid, oidlen, NTLMSSP_OID, NTLMSSP_OID_LEN))
+ oid = look_up_OID(value, vlen);
+ if (oid == OID_ntlmssp) {
mech_type = KSMBD_AUTH_NTLMSSP;
- else if (oid_eq(oid, oidlen, MSKRB5_OID, MSKRB5_OID_LEN))
+ } else if (oid == OID_mskrb5) {
mech_type = KSMBD_AUTH_MSKRB5;
- else if (oid_eq(oid, oidlen, KRB5_OID, KRB5_OID_LEN))
+ } else if (oid == OID_krb5) {
mech_type = KSMBD_AUTH_KRB5;
- else if (oid_eq(oid, oidlen, KRB5U2U_OID, KRB5U2U_OID_LEN))
+ } else if (oid == OID_krb5u2u) {
mech_type = KSMBD_AUTH_KRB5U2U;
- else
- goto fail;
+ } else {
+ char buf[50];
+
+ sprint_oid(value, vlen, buf, sizeof(buf));
+ ksmbd_debug(AUTH, "Unexpected OID: %s\n", buf);
+ return -EBADMSG;
+ }
conn->auth_mechs |= mech_type;
if (conn->preferred_auth_mech == 0)
conn->preferred_auth_mech = mech_type;
- kfree(oid);
return 0;
+}
-fail:
- kfree(oid);
- sprint_oid(value, vlen, buf, sizeof(buf));
- ksmbd_debug(AUTH, "Unexpected OID: %s\n", buf);
- return -EBADMSG;
+static int ksmbd_neg_token_alloc(void *context, size_t hdrlen,
+ unsigned char tag, const void *value,
+ size_t vlen)
+{
+ struct ksmbd_conn *conn = context;
+
+ conn->mechToken = kmemdup_nul(value, vlen, GFP_KERNEL);
+ if (!conn->mechToken)
+ return -ENOMEM;
+
+ return 0;
}
int ksmbd_neg_token_init_mech_token(void *context, size_t hdrlen,
unsigned char tag, const void *value,
size_t vlen)
{
- struct ksmbd_conn *conn = context;
-
- conn->mechToken = kmalloc(vlen + 1, GFP_KERNEL);
- if (!conn->mechToken)
- return -ENOMEM;
-
- memcpy(conn->mechToken, value, vlen);
- conn->mechToken[vlen] = '\0';
- return 0;
+ return ksmbd_neg_token_alloc(context, hdrlen, tag, value, vlen);
}
int ksmbd_neg_token_targ_resp_token(void *context, size_t hdrlen,
unsigned char tag, const void *value,
size_t vlen)
{
- struct ksmbd_conn *conn = context;
-
- conn->mechToken = kmalloc(vlen + 1, GFP_KERNEL);
- if (!conn->mechToken)
- return -ENOMEM;
-
- memcpy(conn->mechToken, value, vlen);
- conn->mechToken[vlen] = '\0';
- return 0;
+ return ksmbd_neg_token_alloc(context, hdrlen, tag, value, vlen);
}
diff --git a/fs/ksmbd/auth.c b/fs/ksmbd/auth.c
index 59d2059..9a08e6a9 100644
--- a/fs/ksmbd/auth.c
+++ b/fs/ksmbd/auth.c
@@ -29,6 +29,7 @@
#include "mgmt/user_config.h"
#include "crypto_ctx.h"
#include "transport_ipc.h"
+#include "../smbfs_common/arc4.h"
/*
* Fixed format data defining GSS header and fixed string
@@ -342,6 +343,32 @@
nt_len - CIFS_ENCPWD_SIZE,
domain_name, conn->ntlmssp.cryptkey);
kfree(domain_name);
+
+ /* The recovered secondary session key */
+ if (conn->ntlmssp.client_flags & NTLMSSP_NEGOTIATE_KEY_XCH) {
+ struct arc4_ctx *ctx_arc4;
+ unsigned int sess_key_off, sess_key_len;
+
+ sess_key_off = le32_to_cpu(authblob->SessionKey.BufferOffset);
+ sess_key_len = le16_to_cpu(authblob->SessionKey.Length);
+
+ if (blob_len < (u64)sess_key_off + sess_key_len)
+ return -EINVAL;
+
+ if (sess_key_len > CIFS_KEY_SIZE)
+ return -EINVAL;
+
+ ctx_arc4 = kmalloc(sizeof(*ctx_arc4), GFP_KERNEL);
+ if (!ctx_arc4)
+ return -ENOMEM;
+
+ cifs_arc4_setkey(ctx_arc4, sess->sess_key,
+ SMB2_NTLMV2_SESSKEY_SIZE);
+ cifs_arc4_crypt(ctx_arc4, sess->sess_key,
+ (char *)authblob + sess_key_off, sess_key_len);
+ kfree_sensitive(ctx_arc4);
+ }
+
return ret;
}
@@ -404,6 +431,9 @@
NTLMSSP_NEGOTIATE_56);
}
+ if (cflags & NTLMSSP_NEGOTIATE_SEAL && smb3_encryption_negotiated(conn))
+ flags |= NTLMSSP_NEGOTIATE_SEAL;
+
if (cflags & NTLMSSP_NEGOTIATE_ALWAYS_SIGN)
flags |= NTLMSSP_NEGOTIATE_ALWAYS_SIGN;
@@ -414,6 +444,9 @@
(cflags & NTLMSSP_NEGOTIATE_EXTENDED_SEC))
flags |= NTLMSSP_NEGOTIATE_EXTENDED_SEC;
+ if (cflags & NTLMSSP_NEGOTIATE_KEY_XCH)
+ flags |= NTLMSSP_NEGOTIATE_KEY_XCH;
+
chgblob->NegotiateFlags = cpu_to_le32(flags);
len = strlen(ksmbd_netbios_name());
name = kmalloc(2 + UNICODE_LEN(len), GFP_KERNEL);
@@ -700,8 +733,9 @@
goto smb3signkey_ret;
}
- if (conn->cipher_type == SMB2_ENCRYPTION_AES256_CCM ||
- conn->cipher_type == SMB2_ENCRYPTION_AES256_GCM)
+ if (key_size == SMB3_ENC_DEC_KEY_SIZE &&
+ (conn->cipher_type == SMB2_ENCRYPTION_AES256_CCM ||
+ conn->cipher_type == SMB2_ENCRYPTION_AES256_GCM))
rc = crypto_shash_update(CRYPTO_HMACSHA256(ctx), L256, 4);
else
rc = crypto_shash_update(CRYPTO_HMACSHA256(ctx), L128, 4);
@@ -884,9 +918,9 @@
__u8 *pi_hash)
{
int rc;
- struct smb2_hdr *rcv_hdr = (struct smb2_hdr *)buf;
+ struct smb2_hdr *rcv_hdr = smb2_get_msg(buf);
char *all_bytes_msg = (char *)&rcv_hdr->ProtocolId;
- int msg_size = be32_to_cpu(rcv_hdr->smb2_buf_length);
+ int msg_size = get_rfc1002_len(buf);
struct ksmbd_crypto_ctx *ctx = NULL;
if (conn->preauth_info->Preauth_HashId !=
@@ -961,13 +995,16 @@
return rc;
}
-static int ksmbd_get_encryption_key(struct ksmbd_conn *conn, __u64 ses_id,
+static int ksmbd_get_encryption_key(struct ksmbd_work *work, __u64 ses_id,
int enc, u8 *key)
{
struct ksmbd_session *sess;
u8 *ses_enc_key;
- sess = ksmbd_session_lookup_all(conn, ses_id);
+ if (enc)
+ sess = work->sess;
+ else
+ sess = ksmbd_session_lookup_all(work->conn, ses_id);
if (!sess)
return -EINVAL;
@@ -994,12 +1031,16 @@
u8 *sign)
{
struct scatterlist *sg;
- unsigned int assoc_data_len = sizeof(struct smb2_transform_hdr) - 24;
- int i, nr_entries[3] = {0}, total_entries = 0, sg_idx = 0;
+ unsigned int assoc_data_len = sizeof(struct smb2_transform_hdr) - 20;
+ int i, *nr_entries, total_entries = 0, sg_idx = 0;
if (!nvec)
return NULL;
+ nr_entries = kcalloc(nvec, sizeof(int), GFP_KERNEL);
+ if (!nr_entries)
+ return NULL;
+
for (i = 0; i < nvec - 1; i++) {
unsigned long kaddr = (unsigned long)iov[i + 1].iov_base;
@@ -1017,8 +1058,10 @@
total_entries += 2;
sg = kmalloc_array(total_entries, sizeof(struct scatterlist), GFP_KERNEL);
- if (!sg)
+ if (!sg) {
+ kfree(nr_entries);
return NULL;
+ }
sg_init_table(sg, total_entries);
smb2_sg_set_buf(&sg[sg_idx++], iov[0].iov_base + 24, assoc_data_len);
@@ -1052,15 +1095,16 @@
}
}
smb2_sg_set_buf(&sg[sg_idx], sign, SMB2_SIGNATURE_SIZE);
+ kfree(nr_entries);
return sg;
}
-int ksmbd_crypt_message(struct ksmbd_conn *conn, struct kvec *iov,
+int ksmbd_crypt_message(struct ksmbd_work *work, struct kvec *iov,
unsigned int nvec, int enc)
{
- struct smb2_transform_hdr *tr_hdr =
- (struct smb2_transform_hdr *)iov[0].iov_base;
- unsigned int assoc_data_len = sizeof(struct smb2_transform_hdr) - 24;
+ struct ksmbd_conn *conn = work->conn;
+ struct smb2_transform_hdr *tr_hdr = smb2_get_msg(iov[0].iov_base);
+ unsigned int assoc_data_len = sizeof(struct smb2_transform_hdr) - 20;
int rc;
struct scatterlist *sg;
u8 sign[SMB2_SIGNATURE_SIZE] = {};
@@ -1072,7 +1116,7 @@
unsigned int crypt_len = le32_to_cpu(tr_hdr->OriginalMessageSize);
struct ksmbd_crypto_ctx *ctx;
- rc = ksmbd_get_encryption_key(conn,
+ rc = ksmbd_get_encryption_key(work,
le64_to_cpu(tr_hdr->SessionId),
enc,
key);
diff --git a/fs/ksmbd/auth.h b/fs/ksmbd/auth.h
index 25b7726..362b615 100644
--- a/fs/ksmbd/auth.h
+++ b/fs/ksmbd/auth.h
@@ -33,9 +33,10 @@
struct ksmbd_session;
struct ksmbd_conn;
+struct ksmbd_work;
struct kvec;
-int ksmbd_crypt_message(struct ksmbd_conn *conn, struct kvec *iov,
+int ksmbd_crypt_message(struct ksmbd_work *work, struct kvec *iov,
unsigned int nvec, int enc);
void ksmbd_copy_gss_neg_header(void *buf);
int ksmbd_auth_ntlmv2(struct ksmbd_conn *conn, struct ksmbd_session *sess,
diff --git a/fs/ksmbd/connection.c b/fs/ksmbd/connection.c
index cab274b..0a7a30b 100644
--- a/fs/ksmbd/connection.c
+++ b/fs/ksmbd/connection.c
@@ -20,7 +20,7 @@
static struct ksmbd_conn_ops default_conn_ops;
LIST_HEAD(conn_list);
-DEFINE_RWLOCK(conn_list_lock);
+DECLARE_RWSEM(conn_list_lock);
/**
* ksmbd_conn_free() - free resources of the connection instance
@@ -32,9 +32,9 @@
*/
void ksmbd_conn_free(struct ksmbd_conn *conn)
{
- write_lock(&conn_list_lock);
+ down_write(&conn_list_lock);
list_del(&conn->conns_list);
- write_unlock(&conn_list_lock);
+ up_write(&conn_list_lock);
xa_destroy(&conn->sessions);
kvfree(conn->request_buf);
@@ -56,16 +56,23 @@
return NULL;
conn->need_neg = true;
- conn->status = KSMBD_SESS_NEW;
+ ksmbd_conn_set_new(conn);
conn->local_nls = load_nls("utf8");
if (!conn->local_nls)
conn->local_nls = load_nls_default();
+ if (IS_ENABLED(CONFIG_UNICODE))
+ conn->um = utf8_load("12.1.0");
+ else
+ conn->um = ERR_PTR(-EOPNOTSUPP);
+ if (IS_ERR(conn->um))
+ conn->um = NULL;
atomic_set(&conn->req_running, 0);
atomic_set(&conn->r_count, 0);
conn->total_credits = 1;
conn->outstanding_credits = 0;
init_waitqueue_head(&conn->req_running_q);
+ init_waitqueue_head(&conn->r_count_q);
INIT_LIST_HEAD(&conn->conns_list);
INIT_LIST_HEAD(&conn->requests);
INIT_LIST_HEAD(&conn->async_requests);
@@ -77,9 +84,11 @@
spin_lock_init(&conn->llist_lock);
INIT_LIST_HEAD(&conn->lock_list);
- write_lock(&conn_list_lock);
+ init_rwsem(&conn->session_lock);
+
+ down_write(&conn_list_lock);
list_add(&conn->conns_list, &conn_list);
- write_unlock(&conn_list_lock);
+ up_write(&conn_list_lock);
return conn;
}
@@ -88,7 +97,7 @@
struct ksmbd_conn *t;
bool ret = false;
- read_lock(&conn_list_lock);
+ down_read(&conn_list_lock);
list_for_each_entry(t, &conn_list, conns_list) {
if (memcmp(t->ClientGUID, c->ClientGUID, SMB2_CLIENT_GUID_SIZE))
continue;
@@ -96,7 +105,7 @@
ret = true;
break;
}
- read_unlock(&conn_list_lock);
+ up_read(&conn_list_lock);
return ret;
}
@@ -105,10 +114,8 @@
struct ksmbd_conn *conn = work->conn;
struct list_head *requests_queue = NULL;
- if (conn->ops->get_cmd_val(work) != SMB2_CANCEL_HE) {
+ if (conn->ops->get_cmd_val(work) != SMB2_CANCEL_HE)
requests_queue = &conn->requests;
- work->syncronous = true;
- }
if (requests_queue) {
atomic_inc(&conn->req_running);
@@ -118,41 +125,47 @@
}
}
-int ksmbd_conn_try_dequeue_request(struct ksmbd_work *work)
+void ksmbd_conn_try_dequeue_request(struct ksmbd_work *work)
{
struct ksmbd_conn *conn = work->conn;
- int ret = 1;
if (list_empty(&work->request_entry) &&
list_empty(&work->async_request_entry))
- return 0;
+ return;
- if (!work->multiRsp)
- atomic_dec(&conn->req_running);
+ atomic_dec(&conn->req_running);
spin_lock(&conn->request_lock);
- if (!work->multiRsp) {
- list_del_init(&work->request_entry);
- if (work->syncronous == false)
- list_del_init(&work->async_request_entry);
- ret = 0;
- }
+ list_del_init(&work->request_entry);
spin_unlock(&conn->request_lock);
+ if (work->asynchronous)
+ release_async_work(work);
wake_up_all(&conn->req_running_q);
- return ret;
}
-static void ksmbd_conn_lock(struct ksmbd_conn *conn)
+void ksmbd_conn_lock(struct ksmbd_conn *conn)
{
mutex_lock(&conn->srv_mutex);
}
-static void ksmbd_conn_unlock(struct ksmbd_conn *conn)
+void ksmbd_conn_unlock(struct ksmbd_conn *conn)
{
mutex_unlock(&conn->srv_mutex);
}
-void ksmbd_conn_wait_idle(struct ksmbd_conn *conn)
+void ksmbd_all_conn_set_status(u64 sess_id, u32 status)
+{
+ struct ksmbd_conn *conn;
+
+ down_read(&conn_list_lock);
+ list_for_each_entry(conn, &conn_list, conns_list) {
+ if (conn->binding || xa_load(&conn->sessions, sess_id))
+ WRITE_ONCE(conn->status, status);
+ }
+ up_read(&conn_list_lock);
+}
+
+void ksmbd_conn_wait_idle(struct ksmbd_conn *conn, u64 sess_id)
{
wait_event(conn->req_running_q, atomic_read(&conn->req_running) < 2);
}
@@ -160,43 +173,25 @@
int ksmbd_conn_write(struct ksmbd_work *work)
{
struct ksmbd_conn *conn = work->conn;
- struct smb_hdr *rsp_hdr = work->response_buf;
- size_t len = 0;
int sent;
- struct kvec iov[3];
- int iov_idx = 0;
- ksmbd_conn_try_dequeue_request(work);
- if (!rsp_hdr) {
+ if (!work->response_buf) {
pr_err("NULL response header\n");
return -EINVAL;
}
- if (work->tr_buf) {
- iov[iov_idx] = (struct kvec) { work->tr_buf,
- sizeof(struct smb2_transform_hdr) };
- len += iov[iov_idx++].iov_len;
- }
+ if (work->send_no_response)
+ return 0;
- if (work->aux_payload_sz) {
- iov[iov_idx] = (struct kvec) { rsp_hdr, work->resp_hdr_sz };
- len += iov[iov_idx++].iov_len;
- iov[iov_idx] = (struct kvec) { work->aux_payload_buf, work->aux_payload_sz };
- len += iov[iov_idx++].iov_len;
- } else {
- if (work->tr_buf)
- iov[iov_idx].iov_len = work->resp_hdr_sz;
- else
- iov[iov_idx].iov_len = get_rfc1002_len(rsp_hdr) + 4;
- iov[iov_idx].iov_base = rsp_hdr;
- len += iov[iov_idx++].iov_len;
- }
+ if (!work->iov_idx)
+ return -EINVAL;
ksmbd_conn_lock(conn);
- sent = conn->transport->ops->writev(conn->transport, &iov[0],
- iov_idx, len,
- work->need_invalidate_rkey,
- work->remote_key);
+ sent = conn->transport->ops->writev(conn->transport, work->iov,
+ work->iov_cnt,
+ get_rfc1002_len(work->iov[0].iov_base) + 4,
+ work->need_invalidate_rkey,
+ work->remote_key);
ksmbd_conn_unlock(conn);
if (sent < 0) {
@@ -207,31 +202,31 @@
return 0;
}
-int ksmbd_conn_rdma_read(struct ksmbd_conn *conn, void *buf,
- unsigned int buflen, u32 remote_key, u64 remote_offset,
- u32 remote_len)
+int ksmbd_conn_rdma_read(struct ksmbd_conn *conn,
+ void *buf, unsigned int buflen,
+ struct smb2_buffer_desc_v1 *desc,
+ unsigned int desc_len)
{
int ret = -EINVAL;
if (conn->transport->ops->rdma_read)
ret = conn->transport->ops->rdma_read(conn->transport,
buf, buflen,
- remote_key, remote_offset,
- remote_len);
+ desc, desc_len);
return ret;
}
-int ksmbd_conn_rdma_write(struct ksmbd_conn *conn, void *buf,
- unsigned int buflen, u32 remote_key,
- u64 remote_offset, u32 remote_len)
+int ksmbd_conn_rdma_write(struct ksmbd_conn *conn,
+ void *buf, unsigned int buflen,
+ struct smb2_buffer_desc_v1 *desc,
+ unsigned int desc_len)
{
int ret = -EINVAL;
if (conn->transport->ops->rdma_write)
ret = conn->transport->ops->rdma_write(conn->transport,
buf, buflen,
- remote_key, remote_offset,
- remote_len);
+ desc, desc_len);
return ret;
}
@@ -240,7 +235,7 @@
if (!ksmbd_server_running())
return false;
- if (conn->status == KSMBD_SESS_EXITING)
+ if (ksmbd_conn_exiting(conn))
return false;
if (kthread_should_stop())
@@ -263,6 +258,9 @@
return true;
}
+#define SMB1_MIN_SUPPORTED_HEADER_SIZE (sizeof(struct smb_hdr))
+#define SMB2_MIN_SUPPORTED_HEADER_SIZE (sizeof(struct smb2_hdr) + 4)
+
/**
* ksmbd_conn_handler_loop() - session thread to listen on new smb requests
* @p: connection instance
@@ -300,16 +298,16 @@
pdu_size = get_rfc1002_len(hdr_buf);
ksmbd_debug(CONN, "RFC1002 header %u bytes\n", pdu_size);
- if (conn->status == KSMBD_SESS_GOOD)
+ if (ksmbd_conn_good(conn))
max_allowed_pdu_size =
SMB3_MAX_MSGSIZE + conn->vals->max_write_size;
else
max_allowed_pdu_size = SMB3_MAX_MSGSIZE;
if (pdu_size > max_allowed_pdu_size) {
- pr_err_ratelimited("PDU length(%u) excceed maximum allowed pdu size(%u) on connection(%d)\n",
+ pr_err_ratelimited("PDU length(%u) exceeded maximum allowed pdu size(%u) on connection(%d)\n",
pdu_size, max_allowed_pdu_size,
- conn->status);
+ READ_ONCE(conn->status));
break;
}
@@ -319,6 +317,9 @@
if (pdu_size > MAX_STREAM_PROT_LEN)
break;
+ if (pdu_size < SMB1_MIN_SUPPORTED_HEADER_SIZE)
+ break;
+
/* 4 for rfc1002 length field */
/* 1 for implied bcc[0] */
size = pdu_size + 4 + 1;
@@ -327,8 +328,6 @@
break;
memcpy(conn->request_buf, hdr_buf, sizeof(hdr_buf));
- if (!ksmbd_smb_request(conn))
- break;
/*
* We already read 4 bytes to find out PDU size, now
@@ -346,6 +345,15 @@
continue;
}
+ if (!ksmbd_smb_request(conn))
+ break;
+
+ if (((struct smb2_hdr *)smb2_get_msg(conn->request_buf))->ProtocolId ==
+ SMB2_PROTO_NUMBER) {
+ if (pdu_size < SMB2_MIN_SUPPORTED_HEADER_SIZE)
+ break;
+ }
+
if (!default_conn_ops.process_fn) {
pr_err("No connection request callback\n");
break;
@@ -358,10 +366,12 @@
}
out:
+ ksmbd_conn_set_releasing(conn);
/* Wait till all reference dropped to the Server object*/
- while (atomic_read(&conn->r_count) > 0)
- schedule_timeout(HZ);
+ wait_event(conn->r_count_q, atomic_read(&conn->r_count) == 0);
+ if (IS_ENABLED(CONFIG_UNICODE))
+ utf8_unload(conn->um);
unload_nls(conn->local_nls);
if (default_conn_ops.terminate_fn)
default_conn_ops.terminate_fn(conn);
@@ -400,19 +410,26 @@
static void stop_sessions(void)
{
struct ksmbd_conn *conn;
+ struct ksmbd_transport *t;
again:
- read_lock(&conn_list_lock);
+ down_read(&conn_list_lock);
list_for_each_entry(conn, &conn_list, conns_list) {
struct task_struct *task;
- task = conn->transport->handler;
+ t = conn->transport;
+ task = t->handler;
if (task)
ksmbd_debug(CONN, "Stop session handler %s/%d\n",
task->comm, task_pid_nr(task));
- conn->status = KSMBD_SESS_EXITING;
+ ksmbd_conn_set_exiting(conn);
+ if (t->ops->shutdown) {
+ up_read(&conn_list_lock);
+ t->ops->shutdown(t);
+ down_read(&conn_list_lock);
+ }
}
- read_unlock(&conn_list_lock);
+ up_read(&conn_list_lock);
if (!list_empty(&conn_list)) {
schedule_timeout_interruptible(HZ / 10); /* 100ms */
diff --git a/fs/ksmbd/connection.h b/fs/ksmbd/connection.h
index 89eb41b..3c00524 100644
--- a/fs/ksmbd/connection.h
+++ b/fs/ksmbd/connection.h
@@ -14,6 +14,7 @@
#include <net/request_sock.h>
#include <linux/kthread.h>
#include <linux/nls.h>
+#include <linux/unicode.h>
#include "smb_common.h"
#include "ksmbd_work.h"
@@ -25,7 +26,8 @@
KSMBD_SESS_GOOD,
KSMBD_SESS_EXITING,
KSMBD_SESS_NEED_RECONNECT,
- KSMBD_SESS_NEED_NEGOTIATE
+ KSMBD_SESS_NEED_NEGOTIATE,
+ KSMBD_SESS_RELEASING
};
struct ksmbd_stats {
@@ -46,7 +48,9 @@
char *request_buf;
struct ksmbd_transport *transport;
struct nls_table *local_nls;
+ struct unicode_map *um;
struct list_head conns_list;
+ struct rw_semaphore session_lock;
/* smb session 1 per user */
struct xarray sessions;
unsigned long last_active;
@@ -58,6 +62,7 @@
unsigned int outstanding_credits;
spinlock_t credits_lock;
wait_queue_head_t req_running_q;
+ wait_queue_head_t r_count_q;
/* Lock to protect requests list*/
spinlock_t request_lock;
struct list_head requests;
@@ -110,16 +115,20 @@
struct ksmbd_transport_ops {
int (*prepare)(struct ksmbd_transport *t);
void (*disconnect)(struct ksmbd_transport *t);
+ void (*shutdown)(struct ksmbd_transport *t);
int (*read)(struct ksmbd_transport *t, char *buf,
unsigned int size, int max_retries);
int (*writev)(struct ksmbd_transport *t, struct kvec *iovs, int niov,
int size, bool need_invalidate_rkey,
unsigned int remote_key);
- int (*rdma_read)(struct ksmbd_transport *t, void *buf, unsigned int len,
- u32 remote_key, u64 remote_offset, u32 remote_len);
- int (*rdma_write)(struct ksmbd_transport *t, void *buf,
- unsigned int len, u32 remote_key, u64 remote_offset,
- u32 remote_len);
+ int (*rdma_read)(struct ksmbd_transport *t,
+ void *buf, unsigned int len,
+ struct smb2_buffer_desc_v1 *desc,
+ unsigned int desc_len);
+ int (*rdma_write)(struct ksmbd_transport *t,
+ void *buf, unsigned int len,
+ struct smb2_buffer_desc_v1 *desc,
+ unsigned int desc_len);
};
struct ksmbd_transport {
@@ -133,26 +142,30 @@
#define KSMBD_TCP_PEER_SOCKADDR(c) ((struct sockaddr *)&((c)->peer_addr))
extern struct list_head conn_list;
-extern rwlock_t conn_list_lock;
+extern struct rw_semaphore conn_list_lock;
bool ksmbd_conn_alive(struct ksmbd_conn *conn);
-void ksmbd_conn_wait_idle(struct ksmbd_conn *conn);
+void ksmbd_conn_wait_idle(struct ksmbd_conn *conn, u64 sess_id);
struct ksmbd_conn *ksmbd_conn_alloc(void);
void ksmbd_conn_free(struct ksmbd_conn *conn);
bool ksmbd_conn_lookup_dialect(struct ksmbd_conn *c);
int ksmbd_conn_write(struct ksmbd_work *work);
-int ksmbd_conn_rdma_read(struct ksmbd_conn *conn, void *buf,
- unsigned int buflen, u32 remote_key, u64 remote_offset,
- u32 remote_len);
-int ksmbd_conn_rdma_write(struct ksmbd_conn *conn, void *buf,
- unsigned int buflen, u32 remote_key, u64 remote_offset,
- u32 remote_len);
+int ksmbd_conn_rdma_read(struct ksmbd_conn *conn,
+ void *buf, unsigned int buflen,
+ struct smb2_buffer_desc_v1 *desc,
+ unsigned int desc_len);
+int ksmbd_conn_rdma_write(struct ksmbd_conn *conn,
+ void *buf, unsigned int buflen,
+ struct smb2_buffer_desc_v1 *desc,
+ unsigned int desc_len);
void ksmbd_conn_enqueue_request(struct ksmbd_work *work);
-int ksmbd_conn_try_dequeue_request(struct ksmbd_work *work);
+void ksmbd_conn_try_dequeue_request(struct ksmbd_work *work);
void ksmbd_conn_init_server_callbacks(struct ksmbd_conn_ops *ops);
int ksmbd_conn_handler_loop(void *p);
int ksmbd_conn_transport_init(void);
void ksmbd_conn_transport_destroy(void);
+void ksmbd_conn_lock(struct ksmbd_conn *conn);
+void ksmbd_conn_unlock(struct ksmbd_conn *conn);
/*
* WARNING
@@ -160,43 +173,60 @@
* This is a hack. We will move status to a proper place once we land
* a multi-sessions support.
*/
-static inline bool ksmbd_conn_good(struct ksmbd_work *work)
+static inline bool ksmbd_conn_good(struct ksmbd_conn *conn)
{
- return work->conn->status == KSMBD_SESS_GOOD;
+ return READ_ONCE(conn->status) == KSMBD_SESS_GOOD;
}
-static inline bool ksmbd_conn_need_negotiate(struct ksmbd_work *work)
+static inline bool ksmbd_conn_need_negotiate(struct ksmbd_conn *conn)
{
- return work->conn->status == KSMBD_SESS_NEED_NEGOTIATE;
+ return READ_ONCE(conn->status) == KSMBD_SESS_NEED_NEGOTIATE;
}
-static inline bool ksmbd_conn_need_reconnect(struct ksmbd_work *work)
+static inline bool ksmbd_conn_need_reconnect(struct ksmbd_conn *conn)
{
- return work->conn->status == KSMBD_SESS_NEED_RECONNECT;
+ return READ_ONCE(conn->status) == KSMBD_SESS_NEED_RECONNECT;
}
-static inline bool ksmbd_conn_exiting(struct ksmbd_work *work)
+static inline bool ksmbd_conn_exiting(struct ksmbd_conn *conn)
{
- return work->conn->status == KSMBD_SESS_EXITING;
+ return READ_ONCE(conn->status) == KSMBD_SESS_EXITING;
}
-static inline void ksmbd_conn_set_good(struct ksmbd_work *work)
+static inline bool ksmbd_conn_releasing(struct ksmbd_conn *conn)
{
- work->conn->status = KSMBD_SESS_GOOD;
+ return READ_ONCE(conn->status) == KSMBD_SESS_RELEASING;
}
-static inline void ksmbd_conn_set_need_negotiate(struct ksmbd_work *work)
+static inline void ksmbd_conn_set_new(struct ksmbd_conn *conn)
{
- work->conn->status = KSMBD_SESS_NEED_NEGOTIATE;
+ WRITE_ONCE(conn->status, KSMBD_SESS_NEW);
}
-static inline void ksmbd_conn_set_need_reconnect(struct ksmbd_work *work)
+static inline void ksmbd_conn_set_good(struct ksmbd_conn *conn)
{
- work->conn->status = KSMBD_SESS_NEED_RECONNECT;
+ WRITE_ONCE(conn->status, KSMBD_SESS_GOOD);
}
-static inline void ksmbd_conn_set_exiting(struct ksmbd_work *work)
+static inline void ksmbd_conn_set_need_negotiate(struct ksmbd_conn *conn)
{
- work->conn->status = KSMBD_SESS_EXITING;
+ WRITE_ONCE(conn->status, KSMBD_SESS_NEED_NEGOTIATE);
}
+
+static inline void ksmbd_conn_set_need_reconnect(struct ksmbd_conn *conn)
+{
+ WRITE_ONCE(conn->status, KSMBD_SESS_NEED_RECONNECT);
+}
+
+static inline void ksmbd_conn_set_exiting(struct ksmbd_conn *conn)
+{
+ WRITE_ONCE(conn->status, KSMBD_SESS_EXITING);
+}
+
+static inline void ksmbd_conn_set_releasing(struct ksmbd_conn *conn)
+{
+ WRITE_ONCE(conn->status, KSMBD_SESS_RELEASING);
+}
+
+void ksmbd_all_conn_set_status(u64 sess_id, u32 status);
#endif /* __CONNECTION_H__ */
diff --git a/fs/ksmbd/ksmbd_netlink.h b/fs/ksmbd/ksmbd_netlink.h
index fae859d..821ed8e 100644
--- a/fs/ksmbd/ksmbd_netlink.h
+++ b/fs/ksmbd/ksmbd_netlink.h
@@ -74,6 +74,7 @@
#define KSMBD_GLOBAL_FLAG_SMB2_LEASES BIT(0)
#define KSMBD_GLOBAL_FLAG_SMB2_ENCRYPTION BIT(1)
#define KSMBD_GLOBAL_FLAG_SMB3_MULTICHANNEL BIT(2)
+#define KSMBD_GLOBAL_FLAG_SMB2_ENCRYPTION_OFF BIT(3)
/*
* IPC request for ksmbd server startup
@@ -164,7 +165,8 @@
__u16 force_directory_mode;
__u16 force_uid;
__u16 force_gid;
- __u32 reserved[128]; /* Reserved room */
+ __s8 share_name[KSMBD_REQ_MAX_SHARE_NAME];
+ __u32 reserved[112]; /* Reserved room */
__u32 veto_list_sz;
__s8 ____payload[];
};
@@ -350,6 +352,8 @@
#define KSMBD_SHARE_FLAG_STREAMS BIT(11)
#define KSMBD_SHARE_FLAG_FOLLOW_SYMLINKS BIT(12)
#define KSMBD_SHARE_FLAG_ACL_XATTR BIT(13)
+#define KSMBD_SHARE_FLAG_UPDATE BIT(14)
+#define KSMBD_SHARE_FLAG_CROSSMNT BIT(15)
/*
* Tree connect request flags.
@@ -365,6 +369,7 @@
#define KSMBD_TREE_CONN_FLAG_READ_ONLY BIT(1)
#define KSMBD_TREE_CONN_FLAG_WRITABLE BIT(2)
#define KSMBD_TREE_CONN_FLAG_ADMIN_ACCOUNT BIT(3)
+#define KSMBD_TREE_CONN_FLAG_UPDATE BIT(4)
/*
* RPC over IPC.
diff --git a/fs/ksmbd/ksmbd_work.c b/fs/ksmbd/ksmbd_work.c
index fd58eb4..d7c676c 100644
--- a/fs/ksmbd/ksmbd_work.c
+++ b/fs/ksmbd/ksmbd_work.c
@@ -27,18 +27,38 @@
INIT_LIST_HEAD(&work->async_request_entry);
INIT_LIST_HEAD(&work->fp_entry);
INIT_LIST_HEAD(&work->interim_entry);
+ INIT_LIST_HEAD(&work->aux_read_list);
+ work->iov_alloc_cnt = 4;
+ work->iov = kcalloc(work->iov_alloc_cnt, sizeof(struct kvec),
+ GFP_KERNEL);
+ if (!work->iov) {
+ kmem_cache_free(work_cache, work);
+ work = NULL;
+ }
}
return work;
}
void ksmbd_free_work_struct(struct ksmbd_work *work)
{
+ struct aux_read *ar, *tmp;
+
WARN_ON(work->saved_cred != NULL);
kvfree(work->response_buf);
- kvfree(work->aux_payload_buf);
+
+ list_for_each_entry_safe(ar, tmp, &work->aux_read_list, entry) {
+ kvfree(ar->buf);
+ list_del(&ar->entry);
+ kfree(ar);
+ }
+
kfree(work->tr_buf);
kvfree(work->request_buf);
+ kfree(work->iov);
+ if (!list_empty(&work->interim_entry))
+ list_del(&work->interim_entry);
+
if (work->async_id)
ksmbd_release_id(&work->conn->async_ida, work->async_id);
kmem_cache_free(work_cache, work);
@@ -69,7 +89,6 @@
void ksmbd_workqueue_destroy(void)
{
- flush_workqueue(ksmbd_wq);
destroy_workqueue(ksmbd_wq);
ksmbd_wq = NULL;
}
@@ -78,3 +97,81 @@
{
return queue_work(ksmbd_wq, &work->work);
}
+
+static inline void __ksmbd_iov_pin(struct ksmbd_work *work, void *ib,
+ unsigned int ib_len)
+{
+ work->iov[++work->iov_idx].iov_base = ib;
+ work->iov[work->iov_idx].iov_len = ib_len;
+ work->iov_cnt++;
+}
+
+static int __ksmbd_iov_pin_rsp(struct ksmbd_work *work, void *ib, int len,
+ void *aux_buf, unsigned int aux_size)
+{
+ struct aux_read *ar = NULL;
+ int need_iov_cnt = 1;
+
+ if (aux_size) {
+ need_iov_cnt++;
+ ar = kmalloc(sizeof(struct aux_read), GFP_KERNEL);
+ if (!ar)
+ return -ENOMEM;
+ }
+
+ if (work->iov_alloc_cnt < work->iov_cnt + need_iov_cnt) {
+ struct kvec *new;
+
+ work->iov_alloc_cnt += 4;
+ new = krealloc(work->iov,
+ sizeof(struct kvec) * work->iov_alloc_cnt,
+ GFP_KERNEL | __GFP_ZERO);
+ if (!new) {
+ kfree(ar);
+ work->iov_alloc_cnt -= 4;
+ return -ENOMEM;
+ }
+ work->iov = new;
+ }
+
+ /* Plus rfc_length size on first iov */
+ if (!work->iov_idx) {
+ work->iov[work->iov_idx].iov_base = work->response_buf;
+ *(__be32 *)work->iov[0].iov_base = 0;
+ work->iov[work->iov_idx].iov_len = 4;
+ work->iov_cnt++;
+ }
+
+ __ksmbd_iov_pin(work, ib, len);
+ inc_rfc1001_len(work->iov[0].iov_base, len);
+
+ if (aux_size) {
+ __ksmbd_iov_pin(work, aux_buf, aux_size);
+ inc_rfc1001_len(work->iov[0].iov_base, aux_size);
+
+ ar->buf = aux_buf;
+ list_add(&ar->entry, &work->aux_read_list);
+ }
+
+ return 0;
+}
+
+int ksmbd_iov_pin_rsp(struct ksmbd_work *work, void *ib, int len)
+{
+ return __ksmbd_iov_pin_rsp(work, ib, len, NULL, 0);
+}
+
+int ksmbd_iov_pin_rsp_read(struct ksmbd_work *work, void *ib, int len,
+ void *aux_buf, unsigned int aux_size)
+{
+ return __ksmbd_iov_pin_rsp(work, ib, len, aux_buf, aux_size);
+}
+
+int allocate_interim_rsp_buf(struct ksmbd_work *work)
+{
+ work->response_buf = kzalloc(MAX_CIFS_SMALL_BUFFER_SIZE, GFP_KERNEL);
+ if (!work->response_buf)
+ return -ENOMEM;
+ work->response_sz = MAX_CIFS_SMALL_BUFFER_SIZE;
+ return 0;
+}
diff --git a/fs/ksmbd/ksmbd_work.h b/fs/ksmbd/ksmbd_work.h
index f7156bc5..8ca2c81 100644
--- a/fs/ksmbd/ksmbd_work.h
+++ b/fs/ksmbd/ksmbd_work.h
@@ -19,6 +19,11 @@
KSMBD_WORK_CLOSED,
};
+struct aux_read {
+ void *buf;
+ struct list_head entry;
+};
+
/* one of these for every pending CIFS request at the connection */
struct ksmbd_work {
/* Server corresponding to this mid */
@@ -31,13 +36,19 @@
/* Response buffer */
void *response_buf;
- /* Read data buffer */
- void *aux_payload_buf;
+ struct list_head aux_read_list;
+
+ struct kvec *iov;
+ int iov_alloc_cnt;
+ int iov_cnt;
+ int iov_idx;
/* Next cmd hdr in compound req buf*/
int next_smb2_rcv_hdr_off;
/* Next cmd hdr in compound rsp buf*/
int next_smb2_rsp_hdr_off;
+ /* Current cmd hdr in compound rsp buf*/
+ int curr_smb2_rsp_hdr_off;
/*
* Current Local FID assigned compound response if SMB2 CREATE
@@ -53,22 +64,17 @@
unsigned int credits_granted;
/* response smb header size */
- unsigned int resp_hdr_sz;
unsigned int response_sz;
- /* Read data count */
- unsigned int aux_payload_sz;
void *tr_buf;
unsigned char state;
- /* Multiple responses for one request e.g. SMB ECHO */
- bool multiRsp:1;
/* No response for cancelled request */
bool send_no_response:1;
/* Request is encrypted */
bool encrypted:1;
/* Is this SYNC or ASYNC ksmbd_work */
- bool syncronous:1;
+ bool asynchronous:1;
bool need_invalidate_rkey:1;
unsigned int remote_key;
@@ -92,7 +98,16 @@
*/
static inline void *ksmbd_resp_buf_next(struct ksmbd_work *work)
{
- return work->response_buf + work->next_smb2_rsp_hdr_off;
+ return work->response_buf + work->next_smb2_rsp_hdr_off + 4;
+}
+
+/**
+ * ksmbd_resp_buf_curr - Get current buffer on compound response.
+ * @work: smb work containing response buffer
+ */
+static inline void *ksmbd_resp_buf_curr(struct ksmbd_work *work)
+{
+ return work->response_buf + work->curr_smb2_rsp_hdr_off + 4;
}
/**
@@ -101,7 +116,7 @@
*/
static inline void *ksmbd_req_buf_next(struct ksmbd_work *work)
{
- return work->request_buf + work->next_smb2_rcv_hdr_off;
+ return work->request_buf + work->next_smb2_rcv_hdr_off + 4;
}
struct ksmbd_work *ksmbd_alloc_work_struct(void);
@@ -113,5 +128,8 @@
int ksmbd_workqueue_init(void);
void ksmbd_workqueue_destroy(void);
bool ksmbd_queue_work(struct ksmbd_work *work);
-
+int ksmbd_iov_pin_rsp_read(struct ksmbd_work *work, void *ib, int len,
+ void *aux_buf, unsigned int aux_size);
+int ksmbd_iov_pin_rsp(struct ksmbd_work *work, void *ib, int len);
+int allocate_interim_rsp_buf(struct ksmbd_work *work);
#endif /* __KSMBD_WORK_H__ */
diff --git a/fs/ksmbd/mgmt/share_config.c b/fs/ksmbd/mgmt/share_config.c
index cb72d30..328a412 100644
--- a/fs/ksmbd/mgmt/share_config.c
+++ b/fs/ksmbd/mgmt/share_config.c
@@ -16,6 +16,7 @@
#include "user_config.h"
#include "user_session.h"
#include "../transport_ipc.h"
+#include "../misc.h"
#define SHARE_HASH_BITS 3
static DEFINE_HASHTABLE(shares_table, SHARE_HASH_BITS);
@@ -26,7 +27,7 @@
struct list_head list;
};
-static unsigned int share_name_hash(char *name)
+static unsigned int share_name_hash(const char *name)
{
return jhash(name, strlen(name), 0);
}
@@ -51,12 +52,16 @@
kfree(share);
}
-void __ksmbd_share_config_put(struct ksmbd_share_config *share)
+void ksmbd_share_config_del(struct ksmbd_share_config *share)
{
down_write(&shares_table_lock);
hash_del(&share->hlist);
up_write(&shares_table_lock);
+}
+void __ksmbd_share_config_put(struct ksmbd_share_config *share)
+{
+ ksmbd_share_config_del(share);
kill_share(share);
}
@@ -68,7 +73,7 @@
return share;
}
-static struct ksmbd_share_config *__share_lookup(char *name)
+static struct ksmbd_share_config *__share_lookup(const char *name)
{
struct ksmbd_share_config *share;
unsigned int key = share_name_hash(name);
@@ -115,7 +120,8 @@
return 0;
}
-static struct ksmbd_share_config *share_config_request(char *name)
+static struct ksmbd_share_config *share_config_request(struct unicode_map *um,
+ const char *name)
{
struct ksmbd_share_config_response *resp;
struct ksmbd_share_config *share = NULL;
@@ -129,6 +135,19 @@
if (resp->flags == KSMBD_SHARE_FLAG_INVALID)
goto out;
+ if (*resp->share_name) {
+ char *cf_resp_name;
+ bool equal;
+
+ cf_resp_name = ksmbd_casefold_sharename(um, resp->share_name);
+ if (IS_ERR(cf_resp_name))
+ goto out;
+ equal = !strcmp(cf_resp_name, name);
+ kfree(cf_resp_name);
+ if (!equal)
+ goto out;
+ }
+
share = kzalloc(sizeof(struct ksmbd_share_config), GFP_KERNEL);
if (!share)
goto out;
@@ -186,20 +205,11 @@
return share;
}
-static void strtolower(char *share_name)
-{
- while (*share_name) {
- *share_name = tolower(*share_name);
- share_name++;
- }
-}
-
-struct ksmbd_share_config *ksmbd_share_config_get(char *name)
+struct ksmbd_share_config *ksmbd_share_config_get(struct unicode_map *um,
+ const char *name)
{
struct ksmbd_share_config *share;
- strtolower(name);
-
down_read(&shares_table_lock);
share = __share_lookup(name);
if (share)
@@ -208,7 +218,7 @@
if (share)
return share;
- return share_config_request(name);
+ return share_config_request(um, name);
}
bool ksmbd_share_veto_filename(struct ksmbd_share_config *share,
@@ -222,17 +232,3 @@
}
return false;
}
-
-void ksmbd_share_configs_cleanup(void)
-{
- struct ksmbd_share_config *share;
- struct hlist_node *tmp;
- int i;
-
- down_write(&shares_table_lock);
- hash_for_each_safe(shares_table, i, tmp, share, hlist) {
- hash_del(&share->hlist);
- kill_share(share);
- }
- up_write(&shares_table_lock);
-}
diff --git a/fs/ksmbd/mgmt/share_config.h b/fs/ksmbd/mgmt/share_config.h
index 953befc..5f59175 100644
--- a/fs/ksmbd/mgmt/share_config.h
+++ b/fs/ksmbd/mgmt/share_config.h
@@ -9,6 +9,7 @@
#include <linux/workqueue.h>
#include <linux/hashtable.h>
#include <linux/path.h>
+#include <linux/unicode.h>
struct ksmbd_share_config {
char *name;
@@ -33,29 +34,22 @@
#define KSMBD_SHARE_INVALID_UID ((__u16)-1)
#define KSMBD_SHARE_INVALID_GID ((__u16)-1)
-static inline int share_config_create_mode(struct ksmbd_share_config *share,
- umode_t posix_mode)
+static inline umode_t
+share_config_create_mode(struct ksmbd_share_config *share,
+ umode_t posix_mode)
{
- if (!share->force_create_mode) {
- if (!posix_mode)
- return share->create_mask;
- else
- return posix_mode & share->create_mask;
- }
- return share->force_create_mode & share->create_mask;
+ umode_t mode = (posix_mode ?: (umode_t)-1) & share->create_mask;
+
+ return mode | share->force_create_mode;
}
-static inline int share_config_directory_mode(struct ksmbd_share_config *share,
- umode_t posix_mode)
+static inline umode_t
+share_config_directory_mode(struct ksmbd_share_config *share,
+ umode_t posix_mode)
{
- if (!share->force_directory_mode) {
- if (!posix_mode)
- return share->directory_mask;
- else
- return posix_mode & share->directory_mask;
- }
+ umode_t mode = (posix_mode ?: (umode_t)-1) & share->directory_mask;
- return share->force_directory_mode & share->directory_mask;
+ return mode | share->force_directory_mode;
}
static inline int test_share_config_flag(struct ksmbd_share_config *share,
@@ -64,6 +58,7 @@
return share->flags & flag;
}
+void ksmbd_share_config_del(struct ksmbd_share_config *share);
void __ksmbd_share_config_put(struct ksmbd_share_config *share);
static inline void ksmbd_share_config_put(struct ksmbd_share_config *share)
@@ -73,9 +68,8 @@
__ksmbd_share_config_put(share);
}
-struct ksmbd_share_config *ksmbd_share_config_get(char *name);
+struct ksmbd_share_config *ksmbd_share_config_get(struct unicode_map *um,
+ const char *name);
bool ksmbd_share_veto_filename(struct ksmbd_share_config *share,
const char *filename);
-void ksmbd_share_configs_cleanup(void);
-
#endif /* __SHARE_CONFIG_MANAGEMENT_H__ */
diff --git a/fs/ksmbd/mgmt/tree_connect.c b/fs/ksmbd/mgmt/tree_connect.c
index dd262da..d2c81a8 100644
--- a/fs/ksmbd/mgmt/tree_connect.c
+++ b/fs/ksmbd/mgmt/tree_connect.c
@@ -17,7 +17,7 @@
struct ksmbd_tree_conn_status
ksmbd_tree_conn_connect(struct ksmbd_conn *conn, struct ksmbd_session *sess,
- char *share_name)
+ const char *share_name)
{
struct ksmbd_tree_conn_status status = {-ENOENT, NULL};
struct ksmbd_tree_connect_response *resp = NULL;
@@ -26,7 +26,7 @@
struct sockaddr *peer_addr;
int ret;
- sc = ksmbd_share_config_get(share_name);
+ sc = ksmbd_share_config_get(conn->um, share_name);
if (!sc)
return status;
@@ -57,9 +57,26 @@
goto out_error;
tree_conn->flags = resp->connection_flags;
+ if (test_tree_conn_flag(tree_conn, KSMBD_TREE_CONN_FLAG_UPDATE)) {
+ struct ksmbd_share_config *new_sc;
+
+ ksmbd_share_config_del(sc);
+ new_sc = ksmbd_share_config_get(conn->um, share_name);
+ if (!new_sc) {
+ pr_err("Failed to update stale share config\n");
+ status.ret = -ESTALE;
+ goto out_error;
+ }
+ ksmbd_share_config_put(sc);
+ sc = new_sc;
+ }
+
tree_conn->user = sess->user;
tree_conn->share_conf = sc;
+ tree_conn->t_state = TREE_NEW;
status.tree_conn = tree_conn;
+ atomic_set(&tree_conn->refcount, 1);
+ init_waitqueue_head(&tree_conn->refcount_q);
ret = xa_err(xa_store(&sess->tree_conns, tree_conn->id, tree_conn,
GFP_KERNEL));
@@ -79,14 +96,33 @@
return status;
}
+void ksmbd_tree_connect_put(struct ksmbd_tree_connect *tcon)
+{
+ /*
+ * Checking waitqueue to releasing tree connect on
+ * tree disconnect. waitqueue_active is safe because it
+ * uses atomic operation for condition.
+ */
+ if (!atomic_dec_return(&tcon->refcount) &&
+ waitqueue_active(&tcon->refcount_q))
+ wake_up(&tcon->refcount_q);
+}
+
int ksmbd_tree_conn_disconnect(struct ksmbd_session *sess,
struct ksmbd_tree_connect *tree_conn)
{
int ret;
+ write_lock(&sess->tree_conns_lock);
+ xa_erase(&sess->tree_conns, tree_conn->id);
+ write_unlock(&sess->tree_conns_lock);
+
+ if (!atomic_dec_and_test(&tree_conn->refcount))
+ wait_event(tree_conn->refcount_q,
+ atomic_read(&tree_conn->refcount) == 0);
+
ret = ksmbd_ipc_tree_disconnect_request(sess->id, tree_conn->id);
ksmbd_release_tree_conn_id(sess, tree_conn->id);
- xa_erase(&sess->tree_conns, tree_conn->id);
ksmbd_share_config_put(tree_conn->share_conf);
kfree(tree_conn);
return ret;
@@ -95,18 +131,19 @@
struct ksmbd_tree_connect *ksmbd_tree_conn_lookup(struct ksmbd_session *sess,
unsigned int id)
{
- return xa_load(&sess->tree_conns, id);
-}
+ struct ksmbd_tree_connect *tcon;
-struct ksmbd_share_config *ksmbd_tree_conn_share(struct ksmbd_session *sess,
- unsigned int id)
-{
- struct ksmbd_tree_connect *tc;
+ read_lock(&sess->tree_conns_lock);
+ tcon = xa_load(&sess->tree_conns, id);
+ if (tcon) {
+ if (tcon->t_state != TREE_CONNECTED)
+ tcon = NULL;
+ else if (!atomic_inc_not_zero(&tcon->refcount))
+ tcon = NULL;
+ }
+ read_unlock(&sess->tree_conns_lock);
- tc = ksmbd_tree_conn_lookup(sess, id);
- if (tc)
- return tc->share_conf;
- return NULL;
+ return tcon;
}
int ksmbd_tree_conn_session_logoff(struct ksmbd_session *sess)
@@ -115,8 +152,21 @@
struct ksmbd_tree_connect *tc;
unsigned long id;
- xa_for_each(&sess->tree_conns, id, tc)
+ if (!sess)
+ return -EINVAL;
+
+ xa_for_each(&sess->tree_conns, id, tc) {
+ write_lock(&sess->tree_conns_lock);
+ if (tc->t_state == TREE_DISCONNECTED) {
+ write_unlock(&sess->tree_conns_lock);
+ ret = -ENOENT;
+ continue;
+ }
+ tc->t_state = TREE_DISCONNECTED;
+ write_unlock(&sess->tree_conns_lock);
+
ret |= ksmbd_tree_conn_disconnect(sess, tc);
+ }
xa_destroy(&sess->tree_conns);
return ret;
}
diff --git a/fs/ksmbd/mgmt/tree_connect.h b/fs/ksmbd/mgmt/tree_connect.h
index 71e5027..6377a70 100644
--- a/fs/ksmbd/mgmt/tree_connect.h
+++ b/fs/ksmbd/mgmt/tree_connect.h
@@ -14,6 +14,12 @@
struct ksmbd_user;
struct ksmbd_conn;
+enum {
+ TREE_NEW = 0,
+ TREE_CONNECTED,
+ TREE_DISCONNECTED
+};
+
struct ksmbd_tree_connect {
int id;
@@ -25,6 +31,9 @@
int maximal_access;
bool posix_extensions;
+ atomic_t refcount;
+ wait_queue_head_t refcount_q;
+ unsigned int t_state;
};
struct ksmbd_tree_conn_status {
@@ -42,7 +51,8 @@
struct ksmbd_tree_conn_status
ksmbd_tree_conn_connect(struct ksmbd_conn *conn, struct ksmbd_session *sess,
- char *share_name);
+ const char *share_name);
+void ksmbd_tree_connect_put(struct ksmbd_tree_connect *tcon);
int ksmbd_tree_conn_disconnect(struct ksmbd_session *sess,
struct ksmbd_tree_connect *tree_conn);
@@ -50,9 +60,6 @@
struct ksmbd_tree_connect *ksmbd_tree_conn_lookup(struct ksmbd_session *sess,
unsigned int id);
-struct ksmbd_share_config *ksmbd_tree_conn_share(struct ksmbd_session *sess,
- unsigned int id);
-
int ksmbd_tree_conn_session_logoff(struct ksmbd_session *sess);
#endif /* __TREE_CONNECT_MANAGEMENT_H__ */
diff --git a/fs/ksmbd/mgmt/user_config.h b/fs/ksmbd/mgmt/user_config.h
index 6a44109..e068a19 100644
--- a/fs/ksmbd/mgmt/user_config.h
+++ b/fs/ksmbd/mgmt/user_config.h
@@ -18,7 +18,6 @@
size_t passkey_sz;
char *passkey;
- unsigned int failed_login_count;
};
static inline bool user_guest(struct ksmbd_user *user)
diff --git a/fs/ksmbd/mgmt/user_session.c b/fs/ksmbd/mgmt/user_session.c
index 92b1603..15f68ee 100644
--- a/fs/ksmbd/mgmt/user_session.c
+++ b/fs/ksmbd/mgmt/user_session.c
@@ -25,20 +25,19 @@
struct ksmbd_session_rpc {
int id;
unsigned int method;
- struct list_head list;
};
static void free_channel_list(struct ksmbd_session *sess)
{
- struct channel *chann, *tmp;
+ struct channel *chann;
+ unsigned long index;
- write_lock(&sess->chann_lock);
- list_for_each_entry_safe(chann, tmp, &sess->ksmbd_chann_list,
- chann_list) {
- list_del(&chann->chann_list);
+ xa_for_each(&sess->ksmbd_chann_list, index, chann) {
+ xa_erase(&sess->ksmbd_chann_list, index);
kfree(chann);
}
- write_unlock(&sess->chann_lock);
+
+ xa_destroy(&sess->ksmbd_chann_list);
}
static void __session_rpc_close(struct ksmbd_session *sess,
@@ -58,15 +57,14 @@
static void ksmbd_session_rpc_clear_list(struct ksmbd_session *sess)
{
struct ksmbd_session_rpc *entry;
+ long index;
- while (!list_empty(&sess->rpc_handle_list)) {
- entry = list_entry(sess->rpc_handle_list.next,
- struct ksmbd_session_rpc,
- list);
-
- list_del(&entry->list);
+ xa_for_each(&sess->rpc_handle_list, index, entry) {
+ xa_erase(&sess->rpc_handle_list, index);
__session_rpc_close(sess, entry);
}
+
+ xa_destroy(&sess->rpc_handle_list);
}
static int __rpc_method(char *rpc_name)
@@ -102,13 +100,13 @@
entry = kzalloc(sizeof(struct ksmbd_session_rpc), GFP_KERNEL);
if (!entry)
- return -EINVAL;
+ return -ENOMEM;
- list_add(&entry->list, &sess->rpc_handle_list);
entry->method = method;
entry->id = ksmbd_ipc_id_alloc();
if (entry->id < 0)
goto free_entry;
+ xa_store(&sess->rpc_handle_list, entry->id, entry, GFP_KERNEL);
resp = ksmbd_rpc_open(sess, entry->id);
if (!resp)
@@ -117,9 +115,9 @@
kvfree(resp);
return entry->id;
free_id:
+ xa_erase(&sess->rpc_handle_list, entry->id);
ksmbd_rpc_id_free(entry->id);
free_entry:
- list_del(&entry->list);
kfree(entry);
return -EINVAL;
}
@@ -128,24 +126,17 @@
{
struct ksmbd_session_rpc *entry;
- list_for_each_entry(entry, &sess->rpc_handle_list, list) {
- if (entry->id == id) {
- list_del(&entry->list);
- __session_rpc_close(sess, entry);
- break;
- }
- }
+ entry = xa_erase(&sess->rpc_handle_list, id);
+ if (entry)
+ __session_rpc_close(sess, entry);
}
int ksmbd_session_rpc_method(struct ksmbd_session *sess, int id)
{
struct ksmbd_session_rpc *entry;
- list_for_each_entry(entry, &sess->rpc_handle_list, list) {
- if (entry->id == id)
- return entry->method;
- }
- return 0;
+ entry = xa_load(&sess->rpc_handle_list, id);
+ return entry ? entry->method : 0;
}
void ksmbd_session_destroy(struct ksmbd_session *sess)
@@ -153,10 +144,6 @@
if (!sess)
return;
- down_write(&sessions_table_lock);
- hash_del(&sess->hlist);
- up_write(&sessions_table_lock);
-
if (sess->user)
ksmbd_free_user(sess->user);
@@ -174,76 +161,105 @@
struct ksmbd_session *sess;
hash_for_each_possible(sessions_table, sess, hlist, id) {
- if (id == sess->id)
+ if (id == sess->id) {
+ sess->last_active = jiffies;
return sess;
+ }
}
return NULL;
}
+static void ksmbd_expire_session(struct ksmbd_conn *conn)
+{
+ unsigned long id;
+ struct ksmbd_session *sess;
+
+ down_write(&conn->session_lock);
+ xa_for_each(&conn->sessions, id, sess) {
+ if (sess->state != SMB2_SESSION_VALID ||
+ time_after(jiffies,
+ sess->last_active + SMB2_SESSION_TIMEOUT)) {
+ xa_erase(&conn->sessions, sess->id);
+ hash_del(&sess->hlist);
+ ksmbd_session_destroy(sess);
+ continue;
+ }
+ }
+ up_write(&conn->session_lock);
+}
+
int ksmbd_session_register(struct ksmbd_conn *conn,
struct ksmbd_session *sess)
{
sess->dialect = conn->dialect;
memcpy(sess->ClientGUID, conn->ClientGUID, SMB2_CLIENT_GUID_SIZE);
+ ksmbd_expire_session(conn);
return xa_err(xa_store(&conn->sessions, sess->id, sess, GFP_KERNEL));
}
static int ksmbd_chann_del(struct ksmbd_conn *conn, struct ksmbd_session *sess)
{
- struct channel *chann, *tmp;
+ struct channel *chann;
- write_lock(&sess->chann_lock);
- list_for_each_entry_safe(chann, tmp, &sess->ksmbd_chann_list,
- chann_list) {
- if (chann->conn == conn) {
- list_del(&chann->chann_list);
- kfree(chann);
- write_unlock(&sess->chann_lock);
- return 0;
- }
- }
- write_unlock(&sess->chann_lock);
+ chann = xa_erase(&sess->ksmbd_chann_list, (long)conn);
+ if (!chann)
+ return -ENOENT;
- return -ENOENT;
+ kfree(chann);
+ return 0;
}
void ksmbd_sessions_deregister(struct ksmbd_conn *conn)
{
struct ksmbd_session *sess;
+ unsigned long id;
+ down_write(&sessions_table_lock);
if (conn->binding) {
int bkt;
+ struct hlist_node *tmp;
- down_write(&sessions_table_lock);
- hash_for_each(sessions_table, bkt, sess, hlist) {
- if (!ksmbd_chann_del(conn, sess)) {
- up_write(&sessions_table_lock);
- goto sess_destroy;
+ hash_for_each_safe(sessions_table, bkt, tmp, sess, hlist) {
+ if (!ksmbd_chann_del(conn, sess) &&
+ xa_empty(&sess->ksmbd_chann_list)) {
+ hash_del(&sess->hlist);
+ ksmbd_session_destroy(sess);
}
}
- up_write(&sessions_table_lock);
- } else {
- unsigned long id;
+ }
+ up_write(&sessions_table_lock);
- xa_for_each(&conn->sessions, id, sess) {
- if (!ksmbd_chann_del(conn, sess))
- goto sess_destroy;
+ down_write(&conn->session_lock);
+ xa_for_each(&conn->sessions, id, sess) {
+ unsigned long chann_id;
+ struct channel *chann;
+
+ xa_for_each(&sess->ksmbd_chann_list, chann_id, chann) {
+ if (chann->conn != conn)
+ ksmbd_conn_set_exiting(chann->conn);
+ }
+
+ ksmbd_chann_del(conn, sess);
+ if (xa_empty(&sess->ksmbd_chann_list)) {
+ xa_erase(&conn->sessions, sess->id);
+ hash_del(&sess->hlist);
+ ksmbd_session_destroy(sess);
}
}
-
- return;
-
-sess_destroy:
- if (list_empty(&sess->ksmbd_chann_list)) {
- xa_erase(&conn->sessions, sess->id);
- ksmbd_session_destroy(sess);
- }
+ up_write(&conn->session_lock);
}
struct ksmbd_session *ksmbd_session_lookup(struct ksmbd_conn *conn,
unsigned long long id)
{
- return xa_load(&conn->sessions, id);
+ struct ksmbd_session *sess;
+
+ down_read(&conn->session_lock);
+ sess = xa_load(&conn->sessions, id);
+ if (sess)
+ sess->last_active = jiffies;
+ up_read(&conn->session_lock);
+ return sess;
}
struct ksmbd_session *ksmbd_session_lookup_slowpath(unsigned long long id)
@@ -252,6 +268,8 @@
down_read(&sessions_table_lock);
sess = __session_lookup(id);
+ if (sess)
+ sess->last_active = jiffies;
up_read(&sessions_table_lock);
return sess;
@@ -320,6 +338,9 @@
struct ksmbd_session *sess;
int ret;
+ if (protocol != CIFDS_SESSION_FLAG_SMB2)
+ return NULL;
+
sess = kzalloc(sizeof(struct ksmbd_session), GFP_KERNEL);
if (!sess)
return NULL;
@@ -327,32 +348,25 @@
if (ksmbd_init_file_table(&sess->file_table))
goto error;
+ sess->last_active = jiffies;
+ sess->state = SMB2_SESSION_IN_PROGRESS;
set_session_flag(sess, protocol);
xa_init(&sess->tree_conns);
- INIT_LIST_HEAD(&sess->ksmbd_chann_list);
- INIT_LIST_HEAD(&sess->rpc_handle_list);
+ xa_init(&sess->ksmbd_chann_list);
+ xa_init(&sess->rpc_handle_list);
sess->sequence_number = 1;
- rwlock_init(&sess->chann_lock);
+ rwlock_init(&sess->tree_conns_lock);
- switch (protocol) {
- case CIFDS_SESSION_FLAG_SMB2:
- ret = __init_smb2_session(sess);
- break;
- default:
- ret = -EINVAL;
- break;
- }
-
+ ret = __init_smb2_session(sess);
if (ret)
goto error;
ida_init(&sess->tree_conn_ida);
- if (protocol == CIFDS_SESSION_FLAG_SMB2) {
- down_write(&sessions_table_lock);
- hash_add(sessions_table, &sess->hlist, sess->id);
- up_write(&sessions_table_lock);
- }
+ down_write(&sessions_table_lock);
+ hash_add(sessions_table, &sess->hlist, sess->id);
+ up_write(&sessions_table_lock);
+
return sess;
error:
diff --git a/fs/ksmbd/mgmt/user_session.h b/fs/ksmbd/mgmt/user_session.h
index 8934b8ee..63cb08f 100644
--- a/fs/ksmbd/mgmt/user_session.h
+++ b/fs/ksmbd/mgmt/user_session.h
@@ -21,7 +21,6 @@
struct channel {
__u8 smb3signingkey[SMB3_SIGN_KEY_SIZE];
struct ksmbd_conn *conn;
- struct list_head chann_list;
};
struct preauth_session {
@@ -50,17 +49,18 @@
char sess_key[CIFS_KEY_SIZE];
struct hlist_node hlist;
- rwlock_t chann_lock;
- struct list_head ksmbd_chann_list;
+ struct xarray ksmbd_chann_list;
struct xarray tree_conns;
struct ida tree_conn_ida;
- struct list_head rpc_handle_list;
+ struct xarray rpc_handle_list;
__u8 smb3encryptionkey[SMB3_ENC_DEC_KEY_SIZE];
__u8 smb3decryptionkey[SMB3_ENC_DEC_KEY_SIZE];
__u8 smb3signingkey[SMB3_SIGN_KEY_SIZE];
struct ksmbd_file_table file_table;
+ unsigned long last_active;
+ rwlock_t tree_conns_lock;
};
static inline int test_session_flag(struct ksmbd_session *sess, int bit)
diff --git a/fs/ksmbd/misc.c b/fs/ksmbd/misc.c
index 60e7ac6..9e8afaa 100644
--- a/fs/ksmbd/misc.c
+++ b/fs/ksmbd/misc.c
@@ -7,6 +7,7 @@
#include <linux/kernel.h>
#include <linux/xattr.h>
#include <linux/fs.h>
+#include <linux/unicode.h>
#include "misc.h"
#include "smb_common.h"
@@ -20,7 +21,7 @@
* wildcard '*' and '?'
* TODO : implement consideration about DOS_DOT, DOS_QM and DOS_STAR
*
- * @string: string to compare with a pattern
+ * @str: string to compare with a pattern
* @len: string length
* @pattern: pattern string which might include wildcard '*' and '?'
*
@@ -152,25 +153,47 @@
/**
* convert_to_nt_pathname() - extract and return windows path string
* whose share directory prefix was removed from file path
- * @filename : unix filename
- * @sharepath: share path string
+ * @share: ksmbd_share_config pointer
+ * @path: path to report
*
* Return : windows path string or error
*/
-char *convert_to_nt_pathname(char *filename)
+char *convert_to_nt_pathname(struct ksmbd_share_config *share,
+ const struct path *path)
{
- char *ab_pathname;
+ char *pathname, *ab_pathname, *nt_pathname;
+ int share_path_len = share->path_sz;
- if (strlen(filename) == 0)
- filename = "\\";
+ pathname = kmalloc(PATH_MAX, GFP_KERNEL);
+ if (!pathname)
+ return ERR_PTR(-EACCES);
- ab_pathname = kstrdup(filename, GFP_KERNEL);
- if (!ab_pathname)
- return NULL;
+ ab_pathname = d_path(path, pathname, PATH_MAX);
+ if (IS_ERR(ab_pathname)) {
+ nt_pathname = ERR_PTR(-EACCES);
+ goto free_pathname;
+ }
- ksmbd_conv_path_to_windows(ab_pathname);
- return ab_pathname;
+ if (strncmp(ab_pathname, share->path, share_path_len)) {
+ nt_pathname = ERR_PTR(-EACCES);
+ goto free_pathname;
+ }
+
+ nt_pathname = kzalloc(strlen(&ab_pathname[share_path_len]) + 2, GFP_KERNEL);
+ if (!nt_pathname) {
+ nt_pathname = ERR_PTR(-ENOMEM);
+ goto free_pathname;
+ }
+ if (ab_pathname[share_path_len] == '\0')
+ strcpy(nt_pathname, "/");
+ strcat(nt_pathname, &ab_pathname[share_path_len]);
+
+ ksmbd_conv_path_to_windows(nt_pathname);
+
+free_pathname:
+ kfree(pathname);
+ return nt_pathname;
}
int get_nlink(struct kstat *st)
@@ -204,32 +227,59 @@
strreplace(path, '/', '\\');
}
+char *ksmbd_casefold_sharename(struct unicode_map *um, const char *name)
+{
+ char *cf_name;
+ int cf_len;
+
+ cf_name = kzalloc(KSMBD_REQ_MAX_SHARE_NAME, GFP_KERNEL);
+ if (!cf_name)
+ return ERR_PTR(-ENOMEM);
+
+ if (IS_ENABLED(CONFIG_UNICODE) && um) {
+ const struct qstr q_name = {.name = name, .len = strlen(name)};
+
+ cf_len = utf8_casefold(um, &q_name, cf_name,
+ KSMBD_REQ_MAX_SHARE_NAME);
+ if (cf_len < 0)
+ goto out_ascii;
+
+ return cf_name;
+ }
+
+out_ascii:
+ cf_len = strscpy(cf_name, name, KSMBD_REQ_MAX_SHARE_NAME);
+ if (cf_len < 0) {
+ kfree(cf_name);
+ return ERR_PTR(-E2BIG);
+ }
+
+ for (; *cf_name; ++cf_name)
+ *cf_name = isascii(*cf_name) ? tolower(*cf_name) : *cf_name;
+ return cf_name - cf_len;
+}
+
/**
* ksmbd_extract_sharename() - get share name from tree connect request
* @treename: buffer containing tree name and share name
*
* Return: share name on success, otherwise error
*/
-char *ksmbd_extract_sharename(char *treename)
+char *ksmbd_extract_sharename(struct unicode_map *um, const char *treename)
{
- char *name = treename;
- char *dst;
- char *pos = strrchr(name, '\\');
+ const char *name = treename, *pos = strrchr(name, '\\');
if (pos)
name = (pos + 1);
/* caller has to free the memory */
- dst = kstrdup(name, GFP_KERNEL);
- if (!dst)
- return ERR_PTR(-ENOMEM);
- return dst;
+ return ksmbd_casefold_sharename(um, name);
}
/**
* convert_to_unix_name() - convert windows name to unix format
- * @path: name to be converted
- * @tid: tree id of mathing share
+ * @share: ksmbd_share_config pointer
+ * @name: file name that is relative to share
*
* Return: converted name on success, otherwise NULL
*/
diff --git a/fs/ksmbd/misc.h b/fs/ksmbd/misc.h
index 253366b..1facfcd 100644
--- a/fs/ksmbd/misc.h
+++ b/fs/ksmbd/misc.h
@@ -14,12 +14,14 @@
int match_pattern(const char *str, size_t len, const char *pattern);
int ksmbd_validate_filename(char *filename);
int parse_stream_name(char *filename, char **stream_name, int *s_type);
-char *convert_to_nt_pathname(char *filename);
+char *convert_to_nt_pathname(struct ksmbd_share_config *share,
+ const struct path *path);
int get_nlink(struct kstat *st);
void ksmbd_conv_path_to_unix(char *path);
void ksmbd_strip_last_slash(char *path);
void ksmbd_conv_path_to_windows(char *path);
-char *ksmbd_extract_sharename(char *treename);
+char *ksmbd_casefold_sharename(struct unicode_map *um, const char *name);
+char *ksmbd_extract_sharename(struct unicode_map *um, const char *treename);
char *convert_to_unix_name(struct ksmbd_share_config *share, const char *name);
#define KSMBD_DIR_INFO_ALIGNMENT 8
diff --git a/fs/ksmbd/oplock.c b/fs/ksmbd/oplock.c
index 9722e52..2da2562 100644
--- a/fs/ksmbd/oplock.c
+++ b/fs/ksmbd/oplock.c
@@ -102,9 +102,10 @@
lease->new_state = 0;
lease->flags = lctx->flags;
lease->duration = lctx->duration;
+ lease->is_dir = lctx->is_dir;
memcpy(lease->parent_lease_key, lctx->parent_lease_key, SMB2_LEASE_KEY_SIZE);
lease->version = lctx->version;
- lease->epoch = 0;
+ lease->epoch = le16_to_cpu(lctx->epoch);
INIT_LIST_HEAD(&opinfo->lease_entry);
opinfo->o_lease = lease;
@@ -157,13 +158,42 @@
rcu_read_lock();
opinfo = list_first_or_null_rcu(&ci->m_op_list, struct oplock_info,
op_entry);
- if (opinfo && !atomic_inc_not_zero(&opinfo->refcount))
- opinfo = NULL;
+ if (opinfo) {
+ if (!atomic_inc_not_zero(&opinfo->refcount))
+ opinfo = NULL;
+ else {
+ atomic_inc(&opinfo->conn->r_count);
+ if (ksmbd_conn_releasing(opinfo->conn)) {
+ atomic_dec(&opinfo->conn->r_count);
+ atomic_dec(&opinfo->refcount);
+ opinfo = NULL;
+ }
+ }
+ }
+
rcu_read_unlock();
return opinfo;
}
+static void opinfo_conn_put(struct oplock_info *opinfo)
+{
+ struct ksmbd_conn *conn;
+
+ if (!opinfo)
+ return;
+
+ conn = opinfo->conn;
+ /*
+ * Checking waitqueue to dropping pending requests on
+ * disconnection. waitqueue_active is safe because it
+ * uses atomic operation for condition.
+ */
+ if (!atomic_dec_return(&conn->r_count) && waitqueue_active(&conn->r_count_q))
+ wake_up(&conn->r_count_q);
+ opinfo_put(opinfo);
+}
+
void opinfo_put(struct oplock_info *opinfo)
{
if (!atomic_dec_and_test(&opinfo->refcount))
@@ -366,8 +396,8 @@
{
struct oplock_info *opinfo;
- if (S_ISDIR(file_inode(fp->filp)->i_mode))
- return;
+ if (fp->reserve_lease_break)
+ smb_lazy_parent_lease_break_close(fp);
opinfo = opinfo_get(fp);
if (!opinfo)
@@ -514,12 +544,13 @@
/* upgrading lease */
if ((atomic_read(&ci->op_count) +
atomic_read(&ci->sop_count)) == 1) {
- if (lease->state ==
- (lctx->req_state & lease->state)) {
+ if (lease->state != SMB2_LEASE_NONE_LE &&
+ lease->state == (lctx->req_state & lease->state)) {
lease->state |= lctx->req_state;
if (lctx->req_state &
SMB2_LEASE_WRITE_CACHING_LE)
lease_read_to_write(opinfo);
+
}
} else if ((atomic_read(&ci->op_count) +
atomic_read(&ci->sop_count)) > 1) {
@@ -587,15 +618,6 @@
return 0;
}
-static inline int allocate_oplock_break_buf(struct ksmbd_work *work)
-{
- work->response_buf = kzalloc(MAX_CIFS_SMALL_BUFFER_SIZE, GFP_KERNEL);
- if (!work->response_buf)
- return -ENOMEM;
- work->response_sz = MAX_CIFS_SMALL_BUFFER_SIZE;
- return 0;
-}
-
/**
* __smb2_oplock_break_noti() - send smb2 oplock break cmd from conn
* to client
@@ -610,30 +632,22 @@
{
struct smb2_oplock_break *rsp = NULL;
struct ksmbd_work *work = container_of(wk, struct ksmbd_work, work);
- struct ksmbd_conn *conn = work->conn;
struct oplock_break_info *br_info = work->request_buf;
struct smb2_hdr *rsp_hdr;
struct ksmbd_file *fp;
fp = ksmbd_lookup_durable_fd(br_info->fid);
- if (!fp) {
- atomic_dec(&conn->r_count);
- ksmbd_free_work_struct(work);
- return;
- }
+ if (!fp)
+ goto out;
- if (allocate_oplock_break_buf(work)) {
+ if (allocate_interim_rsp_buf(work)) {
pr_err("smb2_allocate_rsp_buf failed! ");
- atomic_dec(&conn->r_count);
ksmbd_fd_put(work, fp);
- ksmbd_free_work_struct(work);
- return;
+ goto out;
}
- rsp_hdr = work->response_buf;
+ rsp_hdr = smb2_get_msg(work->response_buf);
memset(rsp_hdr, 0, sizeof(struct smb2_hdr) + 2);
- rsp_hdr->smb2_buf_length =
- cpu_to_be32(smb2_hdr_size_no_buflen(conn->vals));
rsp_hdr->ProtocolId = SMB2_PROTO_NUMBER;
rsp_hdr->StructureSize = SMB2_HEADER_STRUCTURE_SIZE;
rsp_hdr->CreditRequest = cpu_to_le16(0);
@@ -646,7 +660,7 @@
rsp_hdr->SessionId = 0;
memset(rsp_hdr->Signature, 0, 16);
- rsp = work->response_buf;
+ rsp = smb2_get_msg(work->response_buf);
rsp->StructureSize = cpu_to_le16(24);
if (!br_info->open_trunc &&
@@ -657,19 +671,22 @@
rsp->OplockLevel = SMB2_OPLOCK_LEVEL_NONE;
rsp->Reserved = 0;
rsp->Reserved2 = 0;
- rsp->PersistentFid = cpu_to_le64(fp->persistent_id);
- rsp->VolatileFid = cpu_to_le64(fp->volatile_id);
+ rsp->PersistentFid = fp->persistent_id;
+ rsp->VolatileFid = fp->volatile_id;
- inc_rfc1001_len(rsp, 24);
+ ksmbd_fd_put(work, fp);
+ if (ksmbd_iov_pin_rsp(work, (void *)rsp,
+ sizeof(struct smb2_oplock_break)))
+ goto out;
ksmbd_debug(OPLOCK,
"sending oplock break v_id %llu p_id = %llu lock level = %d\n",
rsp->VolatileFid, rsp->PersistentFid, rsp->OplockLevel);
- ksmbd_fd_put(work, fp);
ksmbd_conn_write(work);
+
+out:
ksmbd_free_work_struct(work);
- atomic_dec(&conn->r_count);
}
/**
@@ -703,7 +720,6 @@
work->conn = conn;
work->sess = opinfo->sess;
- atomic_inc(&conn->r_count);
if (opinfo->op_state == OPLOCK_ACK_WAIT) {
INIT_WORK(&work->work, __smb2_oplock_break_noti);
ksmbd_queue_work(work);
@@ -727,20 +743,15 @@
struct smb2_lease_break *rsp = NULL;
struct ksmbd_work *work = container_of(wk, struct ksmbd_work, work);
struct lease_break_info *br_info = work->request_buf;
- struct ksmbd_conn *conn = work->conn;
struct smb2_hdr *rsp_hdr;
- if (allocate_oplock_break_buf(work)) {
+ if (allocate_interim_rsp_buf(work)) {
ksmbd_debug(OPLOCK, "smb2_allocate_rsp_buf failed! ");
- ksmbd_free_work_struct(work);
- atomic_dec(&conn->r_count);
- return;
+ goto out;
}
- rsp_hdr = work->response_buf;
+ rsp_hdr = smb2_get_msg(work->response_buf);
memset(rsp_hdr, 0, sizeof(struct smb2_hdr) + 2);
- rsp_hdr->smb2_buf_length =
- cpu_to_be32(smb2_hdr_size_no_buflen(conn->vals));
rsp_hdr->ProtocolId = SMB2_PROTO_NUMBER;
rsp_hdr->StructureSize = SMB2_HEADER_STRUCTURE_SIZE;
rsp_hdr->CreditRequest = cpu_to_le16(0);
@@ -753,7 +764,7 @@
rsp_hdr->SessionId = 0;
memset(rsp_hdr->Signature, 0, 16);
- rsp = work->response_buf;
+ rsp = smb2_get_msg(work->response_buf);
rsp->StructureSize = cpu_to_le16(44);
rsp->Epoch = br_info->epoch;
rsp->Flags = 0;
@@ -769,11 +780,14 @@
rsp->AccessMaskHint = 0;
rsp->ShareMaskHint = 0;
- inc_rfc1001_len(rsp, 44);
+ if (ksmbd_iov_pin_rsp(work, (void *)rsp,
+ sizeof(struct smb2_lease_break)))
+ goto out;
ksmbd_conn_write(work);
+
+out:
ksmbd_free_work_struct(work);
- atomic_dec(&conn->r_count);
}
/**
@@ -813,7 +827,6 @@
work->conn = conn;
work->sess = opinfo->sess;
- atomic_inc(&conn->r_count);
if (opinfo->op_state == OPLOCK_ACK_WAIT) {
list_for_each_safe(tmp, t, &opinfo->interim_list) {
struct ksmbd_work *in_work;
@@ -822,7 +835,8 @@
interim_entry);
setup_async_work(in_work, NULL, NULL);
smb2_send_interim_resp(in_work, STATUS_PENDING);
- list_del(&in_work->interim_entry);
+ list_del_init(&in_work->interim_entry);
+ release_async_work(in_work);
}
INIT_WORK(&work->work, __smb2_lease_break_noti);
ksmbd_queue_work(work);
@@ -888,7 +902,8 @@
lease->new_state =
SMB2_LEASE_READ_CACHING_LE;
} else {
- if (lease->state & SMB2_LEASE_HANDLE_CACHING_LE)
+ if (lease->state & SMB2_LEASE_HANDLE_CACHING_LE &&
+ !lease->is_dir)
lease->new_state =
SMB2_LEASE_READ_CACHING_LE;
else
@@ -1020,6 +1035,7 @@
SMB2_LEASE_KEY_SIZE);
lease2->duration = lease1->duration;
lease2->flags = lease1->flags;
+ lease2->epoch = lease1->epoch++;
}
static int add_lease_global_list(struct oplock_info *opinfo)
@@ -1069,6 +1085,89 @@
}
}
+void smb_send_parent_lease_break_noti(struct ksmbd_file *fp,
+ struct lease_ctx_info *lctx)
+{
+ struct oplock_info *opinfo;
+ struct ksmbd_inode *p_ci = NULL;
+
+ if (lctx->version != 2)
+ return;
+
+ p_ci = ksmbd_inode_lookup_lock(fp->filp->f_path.dentry->d_parent);
+ if (!p_ci)
+ return;
+
+ read_lock(&p_ci->m_lock);
+ list_for_each_entry(opinfo, &p_ci->m_op_list, op_entry) {
+ if (!opinfo->is_lease)
+ continue;
+
+ if (opinfo->o_lease->state != SMB2_OPLOCK_LEVEL_NONE &&
+ (!(lctx->flags & SMB2_LEASE_FLAG_PARENT_LEASE_KEY_SET_LE) ||
+ !compare_guid_key(opinfo, fp->conn->ClientGUID,
+ lctx->parent_lease_key))) {
+ if (!atomic_inc_not_zero(&opinfo->refcount))
+ continue;
+
+ atomic_inc(&opinfo->conn->r_count);
+ if (ksmbd_conn_releasing(opinfo->conn)) {
+ atomic_dec(&opinfo->conn->r_count);
+ continue;
+ }
+
+ read_unlock(&p_ci->m_lock);
+ oplock_break(opinfo, SMB2_OPLOCK_LEVEL_NONE);
+ opinfo_conn_put(opinfo);
+ read_lock(&p_ci->m_lock);
+ }
+ }
+ read_unlock(&p_ci->m_lock);
+
+ ksmbd_inode_put(p_ci);
+}
+
+void smb_lazy_parent_lease_break_close(struct ksmbd_file *fp)
+{
+ struct oplock_info *opinfo;
+ struct ksmbd_inode *p_ci = NULL;
+
+ rcu_read_lock();
+ opinfo = rcu_dereference(fp->f_opinfo);
+ rcu_read_unlock();
+
+ if (!opinfo->is_lease || opinfo->o_lease->version != 2)
+ return;
+
+ p_ci = ksmbd_inode_lookup_lock(fp->filp->f_path.dentry->d_parent);
+ if (!p_ci)
+ return;
+
+ read_lock(&p_ci->m_lock);
+ list_for_each_entry(opinfo, &p_ci->m_op_list, op_entry) {
+ if (!opinfo->is_lease)
+ continue;
+
+ if (opinfo->o_lease->state != SMB2_OPLOCK_LEVEL_NONE) {
+ if (!atomic_inc_not_zero(&opinfo->refcount))
+ continue;
+
+ atomic_inc(&opinfo->conn->r_count);
+ if (ksmbd_conn_releasing(opinfo->conn)) {
+ atomic_dec(&opinfo->conn->r_count);
+ continue;
+ }
+ read_unlock(&p_ci->m_lock);
+ oplock_break(opinfo, SMB2_OPLOCK_LEVEL_NONE);
+ opinfo_conn_put(opinfo);
+ read_lock(&p_ci->m_lock);
+ }
+ }
+ read_unlock(&p_ci->m_lock);
+
+ ksmbd_inode_put(p_ci);
+}
+
/**
* smb_grant_oplock() - handle oplock/lease request on file open
* @work: smb work
@@ -1092,10 +1191,6 @@
bool prev_op_has_lease;
__le32 prev_op_state = 0;
- /* not support directory lease */
- if (S_ISDIR(file_inode(fp->filp)->i_mode))
- return 0;
-
opinfo = alloc_opinfo(work, pid, tid);
if (!opinfo)
return -ENOMEM;
@@ -1135,8 +1230,10 @@
}
prev_opinfo = opinfo_get_list(ci);
if (!prev_opinfo ||
- (prev_opinfo->level == SMB2_OPLOCK_LEVEL_NONE && lctx))
+ (prev_opinfo->level == SMB2_OPLOCK_LEVEL_NONE && lctx)) {
+ opinfo_conn_put(prev_opinfo);
goto set_lev;
+ }
prev_op_has_lease = prev_opinfo->is_lease;
if (prev_op_has_lease)
prev_op_state = prev_opinfo->o_lease->state;
@@ -1144,19 +1241,19 @@
if (share_ret < 0 &&
prev_opinfo->level == SMB2_OPLOCK_LEVEL_EXCLUSIVE) {
err = share_ret;
- opinfo_put(prev_opinfo);
+ opinfo_conn_put(prev_opinfo);
goto err_out;
}
if (prev_opinfo->level != SMB2_OPLOCK_LEVEL_BATCH &&
prev_opinfo->level != SMB2_OPLOCK_LEVEL_EXCLUSIVE) {
- opinfo_put(prev_opinfo);
+ opinfo_conn_put(prev_opinfo);
goto op_break_not_needed;
}
list_add(&work->interim_entry, &prev_opinfo->interim_list);
err = oplock_break(prev_opinfo, SMB2_OPLOCK_LEVEL_II);
- opinfo_put(prev_opinfo);
+ opinfo_conn_put(prev_opinfo);
if (err == -ENOENT)
goto set_lev;
/* Check all oplock was freed by close */
@@ -1219,14 +1316,14 @@
return;
if (brk_opinfo->level != SMB2_OPLOCK_LEVEL_BATCH &&
brk_opinfo->level != SMB2_OPLOCK_LEVEL_EXCLUSIVE) {
- opinfo_put(brk_opinfo);
+ opinfo_conn_put(brk_opinfo);
return;
}
brk_opinfo->open_trunc = is_trunc;
list_add(&work->interim_entry, &brk_opinfo->interim_list);
oplock_break(brk_opinfo, SMB2_OPLOCK_LEVEL_II);
- opinfo_put(brk_opinfo);
+ opinfo_conn_put(brk_opinfo);
}
/**
@@ -1254,6 +1351,13 @@
list_for_each_entry_rcu(brk_op, &ci->m_op_list, op_entry) {
if (!atomic_inc_not_zero(&brk_op->refcount))
continue;
+
+ atomic_inc(&brk_op->conn->r_count);
+ if (ksmbd_conn_releasing(brk_op->conn)) {
+ atomic_dec(&brk_op->conn->r_count);
+ continue;
+ }
+
rcu_read_unlock();
if (brk_op->is_lease && (brk_op->o_lease->state &
(~(SMB2_LEASE_READ_CACHING_LE |
@@ -1283,7 +1387,7 @@
brk_op->open_trunc = is_trunc;
oplock_break(brk_op, SMB2_OPLOCK_LEVEL_NONE);
next:
- opinfo_put(brk_op);
+ opinfo_conn_put(brk_op);
rcu_read_lock();
}
rcu_read_unlock();
@@ -1336,19 +1440,17 @@
*/
void create_lease_buf(u8 *rbuf, struct lease *lease)
{
- char *LeaseKey = (char *)&lease->lease_key;
-
if (lease->version == 2) {
struct create_lease_v2 *buf = (struct create_lease_v2 *)rbuf;
- char *ParentLeaseKey = (char *)&lease->parent_lease_key;
memset(buf, 0, sizeof(struct create_lease_v2));
- buf->lcontext.LeaseKeyLow = *((__le64 *)LeaseKey);
- buf->lcontext.LeaseKeyHigh = *((__le64 *)(LeaseKey + 8));
+ memcpy(buf->lcontext.LeaseKey, lease->lease_key,
+ SMB2_LEASE_KEY_SIZE);
buf->lcontext.LeaseFlags = lease->flags;
+ buf->lcontext.Epoch = cpu_to_le16(++lease->epoch);
buf->lcontext.LeaseState = lease->state;
- buf->lcontext.ParentLeaseKeyLow = *((__le64 *)ParentLeaseKey);
- buf->lcontext.ParentLeaseKeyHigh = *((__le64 *)(ParentLeaseKey + 8));
+ memcpy(buf->lcontext.ParentLeaseKey, lease->parent_lease_key,
+ SMB2_LEASE_KEY_SIZE);
buf->ccontext.DataOffset = cpu_to_le16(offsetof
(struct create_lease_v2, lcontext));
buf->ccontext.DataLength = cpu_to_le32(sizeof(struct lease_context_v2));
@@ -1363,8 +1465,7 @@
struct create_lease *buf = (struct create_lease *)rbuf;
memset(buf, 0, sizeof(struct create_lease));
- buf->lcontext.LeaseKeyLow = *((__le64 *)LeaseKey);
- buf->lcontext.LeaseKeyHigh = *((__le64 *)(LeaseKey + 8));
+ memcpy(buf->lcontext.LeaseKey, lease->lease_key, SMB2_LEASE_KEY_SIZE);
buf->lcontext.LeaseFlags = lease->flags;
buf->lcontext.LeaseState = lease->state;
buf->ccontext.DataOffset = cpu_to_le16(offsetof
@@ -1383,63 +1484,50 @@
/**
* parse_lease_state() - parse lease context containted in file open request
* @open_req: buffer containing smb2 file open(create) request
+ * @is_dir: whether leasing file is directory
*
* Return: oplock state, -ENOENT if create lease context not found
*/
-struct lease_ctx_info *parse_lease_state(void *open_req)
+struct lease_ctx_info *parse_lease_state(void *open_req, bool is_dir)
{
- char *data_offset;
struct create_context *cc;
- unsigned int next = 0;
- char *name;
- bool found = false;
struct smb2_create_req *req = (struct smb2_create_req *)open_req;
- struct lease_ctx_info *lreq = kzalloc(sizeof(struct lease_ctx_info),
- GFP_KERNEL);
+ struct lease_ctx_info *lreq;
+
+ cc = smb2_find_context_vals(req, SMB2_CREATE_REQUEST_LEASE, 4);
+ if (IS_ERR_OR_NULL(cc))
+ return NULL;
+
+ lreq = kzalloc(sizeof(struct lease_ctx_info), GFP_KERNEL);
if (!lreq)
return NULL;
- data_offset = (char *)req + 4 + le32_to_cpu(req->CreateContextsOffset);
- cc = (struct create_context *)data_offset;
- do {
- cc = (struct create_context *)((char *)cc + next);
- name = le16_to_cpu(cc->NameOffset) + (char *)cc;
- if (le16_to_cpu(cc->NameLength) != 4 ||
- strncmp(name, SMB2_CREATE_REQUEST_LEASE, 4)) {
- next = le32_to_cpu(cc->Next);
- continue;
- }
- found = true;
- break;
- } while (next != 0);
+ if (sizeof(struct lease_context_v2) == le32_to_cpu(cc->DataLength)) {
+ struct create_lease_v2 *lc = (struct create_lease_v2 *)cc;
- if (found) {
- if (sizeof(struct lease_context_v2) == le32_to_cpu(cc->DataLength)) {
- struct create_lease_v2 *lc = (struct create_lease_v2 *)cc;
-
- *((__le64 *)lreq->lease_key) = lc->lcontext.LeaseKeyLow;
- *((__le64 *)(lreq->lease_key + 8)) = lc->lcontext.LeaseKeyHigh;
+ memcpy(lreq->lease_key, lc->lcontext.LeaseKey, SMB2_LEASE_KEY_SIZE);
+ if (is_dir) {
+ lreq->req_state = lc->lcontext.LeaseState &
+ ~SMB2_LEASE_WRITE_CACHING_LE;
+ lreq->is_dir = true;
+ } else
lreq->req_state = lc->lcontext.LeaseState;
- lreq->flags = lc->lcontext.LeaseFlags;
- lreq->duration = lc->lcontext.LeaseDuration;
- *((__le64 *)lreq->parent_lease_key) = lc->lcontext.ParentLeaseKeyLow;
- *((__le64 *)(lreq->parent_lease_key + 8)) = lc->lcontext.ParentLeaseKeyHigh;
- lreq->version = 2;
- } else {
- struct create_lease *lc = (struct create_lease *)cc;
+ lreq->flags = lc->lcontext.LeaseFlags;
+ lreq->epoch = lc->lcontext.Epoch;
+ lreq->duration = lc->lcontext.LeaseDuration;
+ memcpy(lreq->parent_lease_key, lc->lcontext.ParentLeaseKey,
+ SMB2_LEASE_KEY_SIZE);
+ lreq->version = 2;
+ } else {
+ struct create_lease *lc = (struct create_lease *)cc;
- *((__le64 *)lreq->lease_key) = lc->lcontext.LeaseKeyLow;
- *((__le64 *)(lreq->lease_key + 8)) = lc->lcontext.LeaseKeyHigh;
- lreq->req_state = lc->lcontext.LeaseState;
- lreq->flags = lc->lcontext.LeaseFlags;
- lreq->duration = lc->lcontext.LeaseDuration;
- lreq->version = 1;
- }
- return lreq;
+ memcpy(lreq->lease_key, lc->lcontext.LeaseKey, SMB2_LEASE_KEY_SIZE);
+ lreq->req_state = lc->lcontext.LeaseState;
+ lreq->flags = lc->lcontext.LeaseFlags;
+ lreq->duration = lc->lcontext.LeaseDuration;
+ lreq->version = 1;
}
-
- kfree(lreq);
- return NULL;
+ return lreq;
}
/**
@@ -1464,7 +1552,7 @@
* CreateContextsOffset and CreateContextsLength are guaranteed to
* be valid because of ksmbd_smb2_check_message().
*/
- cc = (struct create_context *)((char *)req + 4 +
+ cc = (struct create_context *)((char *)req +
le32_to_cpu(req->CreateContextsOffset));
remain_len = le32_to_cpu(req->CreateContextsLength);
do {
@@ -1612,7 +1700,11 @@
memset(buf, 0, sizeof(struct create_posix_rsp));
buf->ccontext.DataOffset = cpu_to_le16(offsetof
(struct create_posix_rsp, nlink));
- buf->ccontext.DataLength = cpu_to_le32(52);
+ /*
+ * DataLength = nlink(4) + reparse_tag(4) + mode(4) +
+ * domain sid(28) + unix group sid(16).
+ */
+ buf->ccontext.DataLength = cpu_to_le32(56);
buf->ccontext.NameOffset = cpu_to_le16(offsetof
(struct create_posix_rsp, Name));
buf->ccontext.NameLength = cpu_to_le16(POSIX_CTXT_DATA_LEN);
@@ -1636,13 +1728,20 @@
buf->nlink = cpu_to_le32(inode->i_nlink);
buf->reparse_tag = cpu_to_le32(fp->volatile_id);
- buf->mode = cpu_to_le32(inode->i_mode);
+ buf->mode = cpu_to_le32(inode->i_mode & 0777);
+ /*
+ * SidBuffer(44) contain two sids(Domain sid(28), UNIX group sid(16)).
+ * Domain sid(28) = revision(1) + num_subauth(1) + authority(6) +
+ * sub_auth(4 * 4(num_subauth)) + RID(4).
+ * UNIX group id(16) = revision(1) + num_subauth(1) + authority(6) +
+ * sub_auth(4 * 1(num_subauth)) + RID(4).
+ */
id_to_sid(from_kuid_munged(&init_user_ns,
i_uid_into_mnt(user_ns, inode)),
- SIDNFS_USER, (struct smb_sid *)&buf->SidBuffer[0]);
+ SIDOWNER, (struct smb_sid *)&buf->SidBuffer[0]);
id_to_sid(from_kgid_munged(&init_user_ns,
i_gid_into_mnt(user_ns, inode)),
- SIDNFS_GROUP, (struct smb_sid *)&buf->SidBuffer[20]);
+ SIDUNIX_GROUP, (struct smb_sid *)&buf->SidBuffer[28]);
}
/*
@@ -1702,33 +1801,3 @@
read_unlock(&lease_list_lock);
return ret_op;
}
-
-int smb2_check_durable_oplock(struct ksmbd_file *fp,
- struct lease_ctx_info *lctx, char *name)
-{
- struct oplock_info *opinfo = opinfo_get(fp);
- int ret = 0;
-
- if (opinfo && opinfo->is_lease) {
- if (!lctx) {
- pr_err("open does not include lease\n");
- ret = -EBADF;
- goto out;
- }
- if (memcmp(opinfo->o_lease->lease_key, lctx->lease_key,
- SMB2_LEASE_KEY_SIZE)) {
- pr_err("invalid lease key\n");
- ret = -EBADF;
- goto out;
- }
- if (name && strcmp(fp->filename, name)) {
- pr_err("invalid name reconnect %s\n", name);
- ret = -EINVAL;
- goto out;
- }
- }
-out:
- if (opinfo)
- opinfo_put(opinfo);
- return ret;
-}
diff --git a/fs/ksmbd/oplock.h b/fs/ksmbd/oplock.h
index 2c4f4a0..5b93ea9 100644
--- a/fs/ksmbd/oplock.h
+++ b/fs/ksmbd/oplock.h
@@ -28,15 +28,15 @@
#define OPLOCK_WRITE_TO_NONE 0x04
#define OPLOCK_READ_TO_NONE 0x08
-#define SMB2_LEASE_KEY_SIZE 16
-
struct lease_ctx_info {
__u8 lease_key[SMB2_LEASE_KEY_SIZE];
__le32 req_state;
__le32 flags;
__le64 duration;
__u8 parent_lease_key[SMB2_LEASE_KEY_SIZE];
+ __le16 epoch;
int version;
+ bool is_dir;
};
struct lease_table {
@@ -55,6 +55,7 @@
__u8 parent_lease_key[SMB2_LEASE_KEY_SIZE];
int version;
unsigned short epoch;
+ bool is_dir;
struct lease_table *l_lb;
};
@@ -110,7 +111,7 @@
/* Lease related functions */
void create_lease_buf(u8 *rbuf, struct lease *lease);
-struct lease_ctx_info *parse_lease_state(void *open_req);
+struct lease_ctx_info *parse_lease_state(void *open_req, bool is_dir);
__u8 smb2_map_lease_to_oplock(__le32 lease_state);
int lease_read_to_write(struct oplock_info *opinfo);
@@ -126,6 +127,7 @@
int find_same_lease_key(struct ksmbd_session *sess, struct ksmbd_inode *ci,
struct lease_ctx_info *lctx);
void destroy_lease_table(struct ksmbd_conn *conn);
-int smb2_check_durable_oplock(struct ksmbd_file *fp,
- struct lease_ctx_info *lctx, char *name);
+void smb_send_parent_lease_break_noti(struct ksmbd_file *fp,
+ struct lease_ctx_info *lctx);
+void smb_lazy_parent_lease_break_close(struct ksmbd_file *fp);
#endif /* __KSMBD_OPLOCK_H */
diff --git a/fs/ksmbd/server.c b/fs/ksmbd/server.c
index 358f42f..93f6ec7 100644
--- a/fs/ksmbd/server.c
+++ b/fs/ksmbd/server.c
@@ -93,7 +93,8 @@
{
struct smb_hdr *rsp_hdr;
- if (ksmbd_conn_exiting(work) || ksmbd_conn_need_reconnect(work)) {
+ if (ksmbd_conn_exiting(work->conn) ||
+ ksmbd_conn_need_reconnect(work->conn)) {
rsp_hdr = work->response_buf;
rsp_hdr->Status.CifsError = STATUS_CONNECTION_DISCONNECTED;
return 1;
@@ -114,8 +115,10 @@
if (check_conn_state(work))
return SERVER_HANDLER_CONTINUE;
- if (ksmbd_verify_smb_message(work))
+ if (ksmbd_verify_smb_message(work)) {
+ conn->ops->set_rsp_status(work, STATUS_INVALID_PARAMETER);
return SERVER_HANDLER_ABORT;
+ }
command = conn->ops->get_cmd_val(work);
*cmd = command;
@@ -162,6 +165,7 @@
{
u16 command = 0;
int rc;
+ bool is_chained = false;
if (conn->ops->allocate_rsp_buf(work))
return;
@@ -228,16 +232,17 @@
}
}
+ is_chained = is_chained_smb2_message(work);
+
if (work->sess &&
(work->sess->sign || smb3_11_final_sess_setup_resp(work) ||
conn->ops->is_sign_req(work, command)))
conn->ops->set_sign_rsp(work);
- } while (is_chained_smb2_message(work));
-
- if (work->send_no_response)
- return;
+ } while (is_chained == true);
send:
+ if (work->tcon)
+ ksmbd_tree_connect_put(work->tcon);
smb3_preauth_hash_rsp(work);
if (work->sess && work->sess->enc && work->encrypted &&
conn->ops->encrypt_resp) {
@@ -266,7 +271,13 @@
ksmbd_conn_try_dequeue_request(work);
ksmbd_free_work_struct(work);
- atomic_dec(&conn->r_count);
+ /*
+ * Checking waitqueue to dropping pending requests on
+ * disconnection. waitqueue_active is safe because it
+ * uses atomic operation for condition.
+ */
+ if (!atomic_dec_return(&conn->r_count) && waitqueue_active(&conn->r_count_q))
+ wake_up(&conn->r_count_q);
}
/**
@@ -279,6 +290,7 @@
static int queue_ksmbd_work(struct ksmbd_conn *conn)
{
struct ksmbd_work *work;
+ int err;
work = ksmbd_alloc_work_struct();
if (!work) {
@@ -290,9 +302,10 @@
work->request_buf = conn->request_buf;
conn->request_buf = NULL;
- if (ksmbd_init_smb_server(work)) {
+ err = ksmbd_init_smb_server(work);
+ if (err) {
ksmbd_free_work_struct(work);
- return -EINVAL;
+ return 0;
}
ksmbd_conn_enqueue_request(work);
@@ -433,11 +446,9 @@
"reset",
"shutdown"
};
-
- ssize_t sz = scnprintf(buf, PAGE_SIZE, "%d %s %d %lu\n", stats_version,
- state[server_conf.state], server_conf.tcp_port,
- server_conf.ipc_last_active / HZ);
- return sz;
+ return sysfs_emit(buf, "%d %s %d %lu\n", stats_version,
+ state[server_conf.state], server_conf.tcp_port,
+ server_conf.ipc_last_active / HZ);
}
static ssize_t kill_server_store(struct class *class,
@@ -469,19 +480,13 @@
for (i = 0; i < ARRAY_SIZE(debug_type_strings); i++) {
if ((ksmbd_debug_types >> i) & 1) {
- pos = scnprintf(buf + sz,
- PAGE_SIZE - sz,
- "[%s] ",
- debug_type_strings[i]);
+ pos = sysfs_emit_at(buf, sz, "[%s] ", debug_type_strings[i]);
} else {
- pos = scnprintf(buf + sz,
- PAGE_SIZE - sz,
- "%s ",
- debug_type_strings[i]);
+ pos = sysfs_emit_at(buf, sz, "%s ", debug_type_strings[i]);
}
sz += pos;
}
- sz += scnprintf(buf + sz, PAGE_SIZE - sz, "\n");
+ sz += sysfs_emit_at(buf, sz, "\n");
return sz;
}
@@ -590,8 +595,6 @@
if (ret)
goto err_crypto_destroy;
- pr_warn_once("The ksmbd server is experimental, use at your own risk.\n");
-
return 0;
err_crypto_destroy:
@@ -629,7 +632,6 @@
MODULE_IMPORT_NS(ANDROID_GKI_VFS_EXPORT_ONLY);
MODULE_SOFTDEP("pre: ecb");
MODULE_SOFTDEP("pre: hmac");
-MODULE_SOFTDEP("pre: md4");
MODULE_SOFTDEP("pre: md5");
MODULE_SOFTDEP("pre: nls");
MODULE_SOFTDEP("pre: aes");
diff --git a/fs/ksmbd/smb2misc.c b/fs/ksmbd/smb2misc.c
index 8ef9503..4d1211b 100644
--- a/fs/ksmbd/smb2misc.c
+++ b/fs/ksmbd/smb2misc.c
@@ -107,16 +107,25 @@
break;
case SMB2_CREATE:
{
+ unsigned short int name_off =
+ le16_to_cpu(((struct smb2_create_req *)hdr)->NameOffset);
+ unsigned short int name_len =
+ le16_to_cpu(((struct smb2_create_req *)hdr)->NameLength);
+
if (((struct smb2_create_req *)hdr)->CreateContextsLength) {
*off = le32_to_cpu(((struct smb2_create_req *)
hdr)->CreateContextsOffset);
*len = le32_to_cpu(((struct smb2_create_req *)
hdr)->CreateContextsLength);
- break;
+ if (!name_len)
+ break;
+
+ if (name_off + name_len < (u64)*off + *len)
+ break;
}
- *off = le16_to_cpu(((struct smb2_create_req *)hdr)->NameOffset);
- *len = le16_to_cpu(((struct smb2_create_req *)hdr)->NameLength);
+ *off = name_off;
+ *len = name_len;
break;
}
case SMB2_QUERY_INFO:
@@ -441,10 +450,8 @@
validate_credit:
if ((work->conn->vals->capabilities & SMB2_GLOBAL_CAP_LARGE_MTU) &&
- smb2_validate_credit_charge(work->conn, hdr)) {
- work->conn->ops->set_rsp_status(work, STATUS_INVALID_PARAMETER);
+ smb2_validate_credit_charge(work->conn, hdr))
return 1;
- }
return 0;
}
diff --git a/fs/ksmbd/smb2ops.c b/fs/ksmbd/smb2ops.c
index f0a5b70..c69943d 100644
--- a/fs/ksmbd/smb2ops.c
+++ b/fs/ksmbd/smb2ops.c
@@ -222,7 +222,8 @@
conn->signing_algorithm = SIGNING_ALG_AES_CMAC;
if (server_conf.flags & KSMBD_GLOBAL_FLAG_SMB2_LEASES)
- conn->vals->capabilities |= SMB2_GLOBAL_CAP_LEASING;
+ conn->vals->capabilities |= SMB2_GLOBAL_CAP_LEASING |
+ SMB2_GLOBAL_CAP_DIRECTORY_LEASING;
if (server_conf.flags & KSMBD_GLOBAL_FLAG_SMB2_ENCRYPTION &&
conn->cli_cap & SMB2_GLOBAL_CAP_ENCRYPTION)
@@ -246,10 +247,12 @@
conn->signing_algorithm = SIGNING_ALG_AES_CMAC;
if (server_conf.flags & KSMBD_GLOBAL_FLAG_SMB2_LEASES)
- conn->vals->capabilities |= SMB2_GLOBAL_CAP_LEASING;
+ conn->vals->capabilities |= SMB2_GLOBAL_CAP_LEASING |
+ SMB2_GLOBAL_CAP_DIRECTORY_LEASING;
- if (server_conf.flags & KSMBD_GLOBAL_FLAG_SMB2_ENCRYPTION &&
- conn->cli_cap & SMB2_GLOBAL_CAP_ENCRYPTION)
+ if (server_conf.flags & KSMBD_GLOBAL_FLAG_SMB2_ENCRYPTION ||
+ (!(server_conf.flags & KSMBD_GLOBAL_FLAG_SMB2_ENCRYPTION_OFF) &&
+ conn->cli_cap & SMB2_GLOBAL_CAP_ENCRYPTION))
conn->vals->capabilities |= SMB2_GLOBAL_CAP_ENCRYPTION;
if (server_conf.flags & KSMBD_GLOBAL_FLAG_SMB3_MULTICHANNEL)
@@ -270,7 +273,13 @@
conn->signing_algorithm = SIGNING_ALG_AES_CMAC;
if (server_conf.flags & KSMBD_GLOBAL_FLAG_SMB2_LEASES)
- conn->vals->capabilities |= SMB2_GLOBAL_CAP_LEASING;
+ conn->vals->capabilities |= SMB2_GLOBAL_CAP_LEASING |
+ SMB2_GLOBAL_CAP_DIRECTORY_LEASING;
+
+ if (server_conf.flags & KSMBD_GLOBAL_FLAG_SMB2_ENCRYPTION ||
+ (!(server_conf.flags & KSMBD_GLOBAL_FLAG_SMB2_ENCRYPTION_OFF) &&
+ conn->cli_cap & SMB2_GLOBAL_CAP_ENCRYPTION))
+ conn->vals->capabilities |= SMB2_GLOBAL_CAP_ENCRYPTION;
if (server_conf.flags & KSMBD_GLOBAL_FLAG_SMB3_MULTICHANNEL)
conn->vals->capabilities |= SMB2_GLOBAL_CAP_MULTI_CHANNEL;
diff --git a/fs/ksmbd/smb2pdu.c b/fs/ksmbd/smb2pdu.c
index a7973b7..8875c04 100644
--- a/fs/ksmbd/smb2pdu.c
+++ b/fs/ksmbd/smb2pdu.c
@@ -45,8 +45,8 @@
*req = ksmbd_req_buf_next(work);
*rsp = ksmbd_resp_buf_next(work);
} else {
- *req = work->request_buf;
- *rsp = work->response_buf;
+ *req = smb2_get_msg(work->request_buf);
+ *rsp = smb2_get_msg(work->response_buf);
}
}
@@ -75,14 +75,7 @@
struct channel *lookup_chann_list(struct ksmbd_session *sess, struct ksmbd_conn *conn)
{
- struct channel *chann;
-
- list_for_each_entry(chann, &sess->ksmbd_chann_list, chann_list) {
- if (chann->conn == conn)
- return chann;
- }
-
- return NULL;
+ return xa_load(&sess->ksmbd_chann_list, (long)conn);
}
/**
@@ -94,12 +87,13 @@
*/
int smb2_get_ksmbd_tcon(struct ksmbd_work *work)
{
- struct smb2_hdr *req_hdr = work->request_buf;
- int tree_id;
+ struct smb2_hdr *req_hdr = ksmbd_req_buf_next(work);
+ unsigned int cmd = le16_to_cpu(req_hdr->Command);
+ unsigned int tree_id;
- if (work->conn->ops->get_cmd_val(work) == SMB2_TREE_CONNECT_HE ||
- work->conn->ops->get_cmd_val(work) == SMB2_CANCEL_HE ||
- work->conn->ops->get_cmd_val(work) == SMB2_LOGOFF_HE) {
+ if (cmd == SMB2_TREE_CONNECT_HE ||
+ cmd == SMB2_CANCEL_HE ||
+ cmd == SMB2_LOGOFF_HE) {
ksmbd_debug(SMB, "skip to check tree connect request\n");
return 0;
}
@@ -120,7 +114,7 @@
pr_err("The first operation in the compound does not have tcon\n");
return -EINVAL;
}
- if (work->tcon->id != tree_id) {
+ if (tree_id != UINT_MAX && work->tcon->id != tree_id) {
pr_err("tree id(%u) is different with id(%u) in first operation\n",
tree_id, work->tcon->id);
return -EINVAL;
@@ -148,15 +142,21 @@
if (work->next_smb2_rcv_hdr_off)
err_rsp = ksmbd_resp_buf_next(work);
else
- err_rsp = work->response_buf;
+ err_rsp = smb2_get_msg(work->response_buf);
if (err_rsp->hdr.Status != STATUS_STOPPED_ON_SYMLINK) {
+ int err;
+
err_rsp->StructureSize = SMB2_ERROR_STRUCTURE_SIZE2_LE;
err_rsp->ErrorContextCount = 0;
err_rsp->Reserved = 0;
err_rsp->ByteCount = 0;
err_rsp->ErrorData[0] = 0;
- inc_rfc1001_len(work->response_buf, SMB2_ERROR_STRUCTURE_SIZE2);
+ err = ksmbd_iov_pin_rsp(work, (void *)err_rsp,
+ __SMB2_HEADER_STRUCTURE_SIZE +
+ SMB2_ERROR_STRUCTURE_SIZE2);
+ if (err)
+ work->send_no_response = 1;
}
}
@@ -168,7 +168,7 @@
*/
bool is_smb2_neg_cmd(struct ksmbd_work *work)
{
- struct smb2_hdr *hdr = work->request_buf;
+ struct smb2_hdr *hdr = smb2_get_msg(work->request_buf);
/* is it SMB2 header ? */
if (hdr->ProtocolId != SMB2_PROTO_NUMBER)
@@ -192,7 +192,7 @@
*/
bool is_smb2_rsp(struct ksmbd_work *work)
{
- struct smb2_hdr *hdr = work->response_buf;
+ struct smb2_hdr *hdr = smb2_get_msg(work->response_buf);
/* is it SMB2 header ? */
if (hdr->ProtocolId != SMB2_PROTO_NUMBER)
@@ -218,7 +218,7 @@
if (work->next_smb2_rcv_hdr_off)
rcv_hdr = ksmbd_req_buf_next(work);
else
- rcv_hdr = work->request_buf;
+ rcv_hdr = smb2_get_msg(work->request_buf);
return le16_to_cpu(rcv_hdr->Command);
}
@@ -231,11 +231,12 @@
{
struct smb2_hdr *rsp_hdr;
- if (work->next_smb2_rcv_hdr_off)
- rsp_hdr = ksmbd_resp_buf_next(work);
- else
- rsp_hdr = work->response_buf;
+ rsp_hdr = smb2_get_msg(work->response_buf);
rsp_hdr->Status = err;
+
+ work->iov_idx = 0;
+ work->iov_cnt = 0;
+ work->next_smb2_rcv_hdr_off = 0;
smb2_set_err_rsp(work);
}
@@ -251,17 +252,10 @@
struct smb2_hdr *rsp_hdr;
struct smb2_negotiate_rsp *rsp;
struct ksmbd_conn *conn = work->conn;
+ int err;
- if (conn->need_neg == false)
- return -EINVAL;
-
- rsp_hdr = work->response_buf;
-
+ rsp_hdr = smb2_get_msg(work->response_buf);
memset(rsp_hdr, 0, sizeof(struct smb2_hdr) + 2);
-
- rsp_hdr->smb2_buf_length =
- cpu_to_be32(smb2_hdr_size_no_buflen(conn->vals));
-
rsp_hdr->ProtocolId = SMB2_PROTO_NUMBER;
rsp_hdr->StructureSize = SMB2_HEADER_STRUCTURE_SIZE;
rsp_hdr->CreditRequest = cpu_to_le16(2);
@@ -274,9 +268,9 @@
rsp_hdr->SessionId = 0;
memset(rsp_hdr->Signature, 0, 16);
- rsp = work->response_buf;
+ rsp = smb2_get_msg(work->response_buf);
- WARN_ON(ksmbd_conn_good(work));
+ WARN_ON(ksmbd_conn_good(conn));
rsp->StructureSize = cpu_to_le16(65);
ksmbd_debug(SMB, "conn->dialect 0x%x\n", conn->dialect);
@@ -295,18 +289,19 @@
rsp->SecurityBufferOffset = cpu_to_le16(128);
rsp->SecurityBufferLength = cpu_to_le16(AUTH_GSS_LENGTH);
- ksmbd_copy_gss_neg_header(((char *)(&rsp->hdr) +
- sizeof(rsp->hdr.smb2_buf_length)) +
+ ksmbd_copy_gss_neg_header((char *)(&rsp->hdr) +
le16_to_cpu(rsp->SecurityBufferOffset));
- inc_rfc1001_len(rsp, sizeof(struct smb2_negotiate_rsp) -
- sizeof(struct smb2_hdr) - sizeof(rsp->Buffer) +
- AUTH_GSS_LENGTH);
rsp->SecurityMode = SMB2_NEGOTIATE_SIGNING_ENABLED_LE;
if (server_conf.signing == KSMBD_CONFIG_OPT_MANDATORY)
rsp->SecurityMode |= SMB2_NEGOTIATE_SIGNING_REQUIRED_LE;
+ err = ksmbd_iov_pin_rsp(work, rsp,
+ sizeof(struct smb2_negotiate_rsp) -
+ sizeof(rsp->Buffer) + AUTH_GSS_LENGTH);
+ if (err)
+ return err;
conn->use_spnego = true;
- ksmbd_conn_set_need_negotiate(work);
+ ksmbd_conn_set_need_negotiate(conn);
return 0;
}
@@ -393,12 +388,8 @@
* command in the compound request
*/
if (req->Command == SMB2_CREATE && rsp->Status == STATUS_SUCCESS) {
- work->compound_fid =
- le64_to_cpu(((struct smb2_create_rsp *)rsp)->
- VolatileFileId);
- work->compound_pfid =
- le64_to_cpu(((struct smb2_create_rsp *)rsp)->
- PersistentFileId);
+ work->compound_fid = ((struct smb2_create_rsp *)rsp)->VolatileFileId;
+ work->compound_pfid = ((struct smb2_create_rsp *)rsp)->PersistentFileId;
work->compound_sid = le64_to_cpu(rsp->SessionId);
}
@@ -406,11 +397,12 @@
next_hdr_offset = le32_to_cpu(req->NextCommand);
new_len = ALIGN(len, 8);
- inc_rfc1001_len(work->response_buf, ((sizeof(struct smb2_hdr) - 4)
- + new_len - len));
+ work->iov[work->iov_idx].iov_len += (new_len - len);
+ inc_rfc1001_len(work->response_buf, new_len - len);
rsp->NextCommand = cpu_to_le32(new_len);
work->next_smb2_rcv_hdr_off += next_hdr_offset;
+ work->curr_smb2_rsp_hdr_off = work->next_smb2_rsp_hdr_off;
work->next_smb2_rsp_hdr_off += new_len;
ksmbd_debug(SMB,
"Compound req new_len = %d rcv off = %d rsp off = %d\n",
@@ -425,7 +417,7 @@
work->compound_fid = KSMBD_NO_FID;
work->compound_pfid = KSMBD_NO_FID;
}
- memset((char *)rsp_hdr + 4, 0, sizeof(struct smb2_hdr) + 2);
+ memset((char *)rsp_hdr, 0, sizeof(struct smb2_hdr) + 2);
rsp_hdr->ProtocolId = SMB2_PROTO_NUMBER;
rsp_hdr->StructureSize = SMB2_HEADER_STRUCTURE_SIZE;
rsp_hdr->Command = rcv_hdr->Command;
@@ -451,7 +443,7 @@
*/
bool is_chained_smb2_message(struct ksmbd_work *work)
{
- struct smb2_hdr *hdr = work->request_buf;
+ struct smb2_hdr *hdr = smb2_get_msg(work->request_buf);
unsigned int len, next_cmd;
if (hdr->ProtocolId != SMB2_PROTO_NUMBER)
@@ -486,10 +478,10 @@
len = len - get_rfc1002_len(work->response_buf);
if (len) {
ksmbd_debug(SMB, "padding len %u\n", len);
+ work->iov[work->iov_idx].iov_len += len;
inc_rfc1001_len(work->response_buf, len);
- if (work->aux_payload_sz)
- work->aux_payload_sz += len;
}
+ work->curr_smb2_rsp_hdr_off = work->next_smb2_rsp_hdr_off;
}
return false;
}
@@ -502,13 +494,10 @@
*/
int init_smb2_rsp_hdr(struct ksmbd_work *work)
{
- struct smb2_hdr *rsp_hdr = work->response_buf;
- struct smb2_hdr *rcv_hdr = work->request_buf;
- struct ksmbd_conn *conn = work->conn;
+ struct smb2_hdr *rsp_hdr = smb2_get_msg(work->response_buf);
+ struct smb2_hdr *rcv_hdr = smb2_get_msg(work->request_buf);
memset(rsp_hdr, 0, sizeof(struct smb2_hdr) + 2);
- rsp_hdr->smb2_buf_length =
- cpu_to_be32(smb2_hdr_size_no_buflen(conn->vals));
rsp_hdr->ProtocolId = rcv_hdr->ProtocolId;
rsp_hdr->StructureSize = SMB2_HEADER_STRUCTURE_SIZE;
rsp_hdr->Command = rcv_hdr->Command;
@@ -524,12 +513,6 @@
rsp_hdr->SessionId = rcv_hdr->SessionId;
memcpy(rsp_hdr->Signature, rcv_hdr->Signature, 16);
- work->syncronous = true;
- if (work->async_id) {
- ksmbd_release_id(&conn->async_ida, work->async_id);
- work->async_id = 0;
- }
-
return 0;
}
@@ -541,7 +524,7 @@
*/
int smb2_allocate_rsp_buf(struct ksmbd_work *work)
{
- struct smb2_hdr *hdr = work->request_buf;
+ struct smb2_hdr *hdr = smb2_get_msg(work->request_buf);
size_t small_sz = MAX_CIFS_SMALL_BUFFER_SIZE;
size_t large_sz = small_sz + work->conn->vals->max_trans_size;
size_t sz = small_sz;
@@ -553,7 +536,7 @@
if (cmd == SMB2_QUERY_INFO_HE) {
struct smb2_query_info_req *req;
- req = work->request_buf;
+ req = smb2_get_msg(work->request_buf);
if ((req->InfoType == SMB2_O_INFO_FILE &&
(req->FileInfoClass == FILE_FULL_EA_INFORMATION ||
req->FileInfoClass == FILE_ALL_INFORMATION)) ||
@@ -565,7 +548,7 @@
if (le32_to_cpu(hdr->NextCommand) > 0)
sz = large_sz;
- work->response_buf = kvmalloc(sz, GFP_KERNEL | __GFP_ZERO);
+ work->response_buf = kvzalloc(sz, GFP_KERNEL);
if (!work->response_buf)
return -ENOMEM;
@@ -581,9 +564,9 @@
*/
int smb2_check_user_session(struct ksmbd_work *work)
{
- struct smb2_hdr *req_hdr = work->request_buf;
+ struct smb2_hdr *req_hdr = ksmbd_req_buf_next(work);
struct ksmbd_conn *conn = work->conn;
- unsigned int cmd = conn->ops->get_cmd_val(work);
+ unsigned int cmd = le16_to_cpu(req_hdr->Command);
unsigned long long sess_id;
/*
@@ -595,7 +578,7 @@
cmd == SMB2_SESSION_SETUP_HE)
return 0;
- if (!ksmbd_conn_good(work))
+ if (!ksmbd_conn_good(conn))
return -EIO;
sess_id = le64_to_cpu(req_hdr->SessionId);
@@ -609,7 +592,7 @@
pr_err("The first operation in the compound does not have sess\n");
return -EINVAL;
}
- if (work->sess->id != sess_id) {
+ if (sess_id != ULLONG_MAX && work->sess->id != sess_id) {
pr_err("session id(%llu) is different with the first operation(%lld)\n",
sess_id, work->sess->id);
return -EINVAL;
@@ -631,6 +614,7 @@
struct ksmbd_session *prev_sess = ksmbd_session_lookup_slowpath(id);
struct ksmbd_user *prev_user;
struct channel *chann;
+ long index;
if (!prev_sess)
return;
@@ -644,24 +628,20 @@
return;
prev_sess->state = SMB2_SESSION_EXPIRED;
- write_lock(&prev_sess->chann_lock);
- list_for_each_entry(chann, &prev_sess->ksmbd_chann_list, chann_list)
- chann->conn->status = KSMBD_SESS_EXITING;
- write_unlock(&prev_sess->chann_lock);
+ xa_for_each(&prev_sess->ksmbd_chann_list, index, chann)
+ ksmbd_conn_set_exiting(chann->conn);
}
/**
* smb2_get_name() - get filename string from on the wire smb format
- * @share: ksmbd_share_config pointer
* @src: source buffer
* @maxlen: maxlen of source string
- * @nls_table: nls_table pointer
+ * @local_nls: nls_table pointer
*
* Return: matching converted filename on success, otherwise error ptr
*/
static char *
-smb2_get_name(struct ksmbd_share_config *share, const char *src,
- const int maxlen, struct nls_table *local_nls)
+smb2_get_name(const char *src, const int maxlen, struct nls_table *local_nls)
{
char *name;
@@ -678,21 +658,16 @@
int setup_async_work(struct ksmbd_work *work, void (*fn)(void **), void **arg)
{
- struct smb2_hdr *rsp_hdr;
struct ksmbd_conn *conn = work->conn;
int id;
- rsp_hdr = work->response_buf;
- rsp_hdr->Flags |= SMB2_FLAGS_ASYNC_COMMAND;
-
id = ksmbd_acquire_async_msg_id(&conn->async_ida);
if (id < 0) {
pr_err("Failed to alloc async message id\n");
return id;
}
- work->syncronous = false;
+ work->asynchronous = true;
work->async_id = id;
- rsp_hdr->Id.AsyncId = cpu_to_le64(id);
ksmbd_debug(SMB,
"Send interim Response to inform async request id : %d\n",
@@ -710,18 +685,47 @@
return 0;
}
+void release_async_work(struct ksmbd_work *work)
+{
+ struct ksmbd_conn *conn = work->conn;
+
+ spin_lock(&conn->request_lock);
+ list_del_init(&work->async_request_entry);
+ spin_unlock(&conn->request_lock);
+
+ work->asynchronous = 0;
+ work->cancel_fn = NULL;
+ kfree(work->cancel_argv);
+ work->cancel_argv = NULL;
+ if (work->async_id) {
+ ksmbd_release_id(&conn->async_ida, work->async_id);
+ work->async_id = 0;
+ }
+}
+
void smb2_send_interim_resp(struct ksmbd_work *work, __le32 status)
{
struct smb2_hdr *rsp_hdr;
+ struct ksmbd_work *in_work = ksmbd_alloc_work_struct();
- rsp_hdr = work->response_buf;
- smb2_set_err_rsp(work);
+ if (allocate_interim_rsp_buf(in_work)) {
+ pr_err("smb_allocate_rsp_buf failed!\n");
+ ksmbd_free_work_struct(in_work);
+ return;
+ }
+
+ in_work->conn = work->conn;
+ memcpy(smb2_get_msg(in_work->response_buf), ksmbd_resp_buf_next(work),
+ __SMB2_HEADER_STRUCTURE_SIZE);
+
+ rsp_hdr = smb2_get_msg(in_work->response_buf);
+ rsp_hdr->Flags |= SMB2_FLAGS_ASYNC_COMMAND;
+ rsp_hdr->Id.AsyncId = cpu_to_le64(work->async_id);
+ smb2_set_err_rsp(in_work);
rsp_hdr->Status = status;
- work->multiRsp = 1;
- ksmbd_conn_write(work);
- rsp_hdr->Status = 0;
- work->multiRsp = 0;
+ ksmbd_conn_write(in_work);
+ ksmbd_free_work_struct(in_work);
}
static __le32 smb2_get_reparse_tag_special_file(umode_t mode)
@@ -793,19 +797,6 @@
pneg_ctxt->Ciphers[0] = cipher_type;
}
-static void build_compression_ctxt(struct smb2_compression_ctx *pneg_ctxt,
- __le16 comp_algo)
-{
- pneg_ctxt->ContextType = SMB2_COMPRESSION_CAPABILITIES;
- pneg_ctxt->DataLength =
- cpu_to_le16(sizeof(struct smb2_compression_ctx)
- - sizeof(struct smb2_neg_context));
- pneg_ctxt->Reserved = cpu_to_le32(0);
- pneg_ctxt->CompressionAlgorithmCount = cpu_to_le16(1);
- pneg_ctxt->Reserved1 = cpu_to_le32(0);
- pneg_ctxt->CompressionAlgorithms[0] = comp_algo;
-}
-
static void build_sign_cap_ctxt(struct smb2_signing_capabilities *pneg_ctxt,
__le16 sign_algo)
{
@@ -841,12 +832,11 @@
pneg_ctxt->Name[15] = 0x7C;
}
-static void assemble_neg_contexts(struct ksmbd_conn *conn,
+static unsigned int assemble_neg_contexts(struct ksmbd_conn *conn,
struct smb2_negotiate_rsp *rsp)
{
- /* +4 is to account for the RFC1001 len field */
- char *pneg_ctxt = (char *)rsp +
- le32_to_cpu(rsp->NegotiateContextOffset) + 4;
+ char * const pneg_ctxt = (char *)rsp +
+ le32_to_cpu(rsp->NegotiateContextOffset);
int neg_ctxt_cnt = 1;
int ctxt_size;
@@ -854,94 +844,90 @@
"assemble SMB2_PREAUTH_INTEGRITY_CAPABILITIES context\n");
build_preauth_ctxt((struct smb2_preauth_neg_context *)pneg_ctxt,
conn->preauth_info->Preauth_HashId);
- rsp->NegotiateContextCount = cpu_to_le16(neg_ctxt_cnt);
- inc_rfc1001_len(rsp, AUTH_GSS_PADDING);
ctxt_size = sizeof(struct smb2_preauth_neg_context);
- /* Round to 8 byte boundary */
- pneg_ctxt += round_up(sizeof(struct smb2_preauth_neg_context), 8);
if (conn->cipher_type) {
+ /* Round to 8 byte boundary */
ctxt_size = round_up(ctxt_size, 8);
ksmbd_debug(SMB,
"assemble SMB2_ENCRYPTION_CAPABILITIES context\n");
- build_encrypt_ctxt((struct smb2_encryption_neg_context *)pneg_ctxt,
+ build_encrypt_ctxt((struct smb2_encryption_neg_context *)
+ (pneg_ctxt + ctxt_size),
conn->cipher_type);
- rsp->NegotiateContextCount = cpu_to_le16(++neg_ctxt_cnt);
+ neg_ctxt_cnt++;
ctxt_size += sizeof(struct smb2_encryption_neg_context) + 2;
- /* Round to 8 byte boundary */
- pneg_ctxt +=
- round_up(sizeof(struct smb2_encryption_neg_context) + 2,
- 8);
}
-
- if (conn->compress_algorithm) {
- ctxt_size = round_up(ctxt_size, 8);
- ksmbd_debug(SMB,
- "assemble SMB2_COMPRESSION_CAPABILITIES context\n");
- /* Temporarily set to SMB3_COMPRESS_NONE */
- build_compression_ctxt((struct smb2_compression_ctx *)pneg_ctxt,
- conn->compress_algorithm);
- rsp->NegotiateContextCount = cpu_to_le16(++neg_ctxt_cnt);
- ctxt_size += sizeof(struct smb2_compression_ctx) + 2;
- /* Round to 8 byte boundary */
- pneg_ctxt += round_up(sizeof(struct smb2_compression_ctx) + 2,
- 8);
- }
+ /* compression context not yet supported */
+ WARN_ON(conn->compress_algorithm != SMB3_COMPRESS_NONE);
if (conn->posix_ext_supported) {
ctxt_size = round_up(ctxt_size, 8);
ksmbd_debug(SMB,
"assemble SMB2_POSIX_EXTENSIONS_AVAILABLE context\n");
- build_posix_ctxt((struct smb2_posix_neg_context *)pneg_ctxt);
- rsp->NegotiateContextCount = cpu_to_le16(++neg_ctxt_cnt);
+ build_posix_ctxt((struct smb2_posix_neg_context *)
+ (pneg_ctxt + ctxt_size));
+ neg_ctxt_cnt++;
ctxt_size += sizeof(struct smb2_posix_neg_context);
- /* Round to 8 byte boundary */
- pneg_ctxt += round_up(sizeof(struct smb2_posix_neg_context), 8);
}
if (conn->signing_negotiated) {
ctxt_size = round_up(ctxt_size, 8);
ksmbd_debug(SMB,
"assemble SMB2_SIGNING_CAPABILITIES context\n");
- build_sign_cap_ctxt((struct smb2_signing_capabilities *)pneg_ctxt,
+ build_sign_cap_ctxt((struct smb2_signing_capabilities *)
+ (pneg_ctxt + ctxt_size),
conn->signing_algorithm);
- rsp->NegotiateContextCount = cpu_to_le16(++neg_ctxt_cnt);
+ neg_ctxt_cnt++;
ctxt_size += sizeof(struct smb2_signing_capabilities) + 2;
}
- inc_rfc1001_len(rsp, ctxt_size);
+ rsp->NegotiateContextCount = cpu_to_le16(neg_ctxt_cnt);
+ return ctxt_size + AUTH_GSS_PADDING;
}
static __le32 decode_preauth_ctxt(struct ksmbd_conn *conn,
- struct smb2_preauth_neg_context *pneg_ctxt)
+ struct smb2_preauth_neg_context *pneg_ctxt,
+ int ctxt_len)
{
- __le32 err = STATUS_NO_PREAUTH_INTEGRITY_HASH_OVERLAP;
+ /*
+ * sizeof(smb2_preauth_neg_context) assumes SMB311_SALT_SIZE Salt,
+ * which may not be present. Only check for used HashAlgorithms[1].
+ */
+ if (ctxt_len <
+ sizeof(struct smb2_neg_context) + 6)
+ return STATUS_INVALID_PARAMETER;
- if (pneg_ctxt->HashAlgorithms == SMB2_PREAUTH_INTEGRITY_SHA512) {
- conn->preauth_info->Preauth_HashId =
- SMB2_PREAUTH_INTEGRITY_SHA512;
- err = STATUS_SUCCESS;
- }
+ if (pneg_ctxt->HashAlgorithms != SMB2_PREAUTH_INTEGRITY_SHA512)
+ return STATUS_NO_PREAUTH_INTEGRITY_HASH_OVERLAP;
- return err;
+ conn->preauth_info->Preauth_HashId = SMB2_PREAUTH_INTEGRITY_SHA512;
+ return STATUS_SUCCESS;
}
static void decode_encrypt_ctxt(struct ksmbd_conn *conn,
struct smb2_encryption_neg_context *pneg_ctxt,
- int len_of_ctxts)
+ int ctxt_len)
{
- int cph_cnt = le16_to_cpu(pneg_ctxt->CipherCount);
- int i, cphs_size = cph_cnt * sizeof(__le16);
+ int cph_cnt;
+ int i, cphs_size;
+
+ if (sizeof(struct smb2_encryption_neg_context) > ctxt_len) {
+ pr_err("Invalid SMB2_ENCRYPTION_CAPABILITIES context size\n");
+ return;
+ }
conn->cipher_type = 0;
+ cph_cnt = le16_to_cpu(pneg_ctxt->CipherCount);
+ cphs_size = cph_cnt * sizeof(__le16);
+
if (sizeof(struct smb2_encryption_neg_context) + cphs_size >
- len_of_ctxts) {
+ ctxt_len) {
pr_err("Invalid cipher count(%d)\n", cph_cnt);
return;
}
- if (!(server_conf.flags & KSMBD_GLOBAL_FLAG_SMB2_ENCRYPTION))
+ if (server_conf.flags & KSMBD_GLOBAL_FLAG_SMB2_ENCRYPTION_OFF)
return;
for (i = 0; i < cph_cnt; i++) {
@@ -963,7 +949,7 @@
*
* Return: true if connection should be encrypted, else false
*/
-static bool smb3_encryption_negotiated(struct ksmbd_conn *conn)
+bool smb3_encryption_negotiated(struct ksmbd_conn *conn)
{
if (!conn->ops->generate_encryptionkey)
return false;
@@ -984,15 +970,22 @@
static void decode_sign_cap_ctxt(struct ksmbd_conn *conn,
struct smb2_signing_capabilities *pneg_ctxt,
- int len_of_ctxts)
+ int ctxt_len)
{
- int sign_algo_cnt = le16_to_cpu(pneg_ctxt->SigningAlgorithmCount);
- int i, sign_alos_size = sign_algo_cnt * sizeof(__le16);
+ int sign_algo_cnt;
+ int i, sign_alos_size;
+
+ if (sizeof(struct smb2_signing_capabilities) > ctxt_len) {
+ pr_err("Invalid SMB2_SIGNING_CAPABILITIES context length\n");
+ return;
+ }
conn->signing_negotiated = false;
+ sign_algo_cnt = le16_to_cpu(pneg_ctxt->SigningAlgorithmCount);
+ sign_alos_size = sign_algo_cnt * sizeof(__le16);
if (sizeof(struct smb2_signing_capabilities) + sign_alos_size >
- len_of_ctxts) {
+ ctxt_len) {
pr_err("Invalid signing algorithm count(%d)\n", sign_algo_cnt);
return;
}
@@ -1011,14 +1004,14 @@
}
static __le32 deassemble_neg_contexts(struct ksmbd_conn *conn,
- struct smb2_negotiate_req *req)
+ struct smb2_negotiate_req *req,
+ unsigned int len_of_smb)
{
/* +4 is to account for the RFC1001 len field */
- struct smb2_neg_context *pctx = (struct smb2_neg_context *)((char *)req + 4);
+ struct smb2_neg_context *pctx = (struct smb2_neg_context *)req;
int i = 0, len_of_ctxts;
- int offset = le32_to_cpu(req->NegotiateContextOffset);
- int neg_ctxt_cnt = le16_to_cpu(req->NegotiateContextCount);
- int len_of_smb = be32_to_cpu(req->hdr.smb2_buf_length);
+ unsigned int offset = le32_to_cpu(req->NegotiateContextOffset);
+ unsigned int neg_ctxt_cnt = le16_to_cpu(req->NegotiateContextCount);
__le32 status = STATUS_INVALID_PARAMETER;
ksmbd_debug(SMB, "decoding %d negotiate contexts\n", neg_ctxt_cnt);
@@ -1030,18 +1023,16 @@
len_of_ctxts = len_of_smb - offset;
while (i++ < neg_ctxt_cnt) {
- int clen;
+ int clen, ctxt_len;
- /* check that offset is not beyond end of SMB */
- if (len_of_ctxts == 0)
- break;
-
- if (len_of_ctxts < sizeof(struct smb2_neg_context))
+ if (len_of_ctxts < (int)sizeof(struct smb2_neg_context))
break;
pctx = (struct smb2_neg_context *)((char *)pctx + offset);
clen = le16_to_cpu(pctx->DataLength);
- if (clen + sizeof(struct smb2_neg_context) > len_of_ctxts)
+ ctxt_len = clen + sizeof(struct smb2_neg_context);
+
+ if (ctxt_len > len_of_ctxts)
break;
if (pctx->ContextType == SMB2_PREAUTH_INTEGRITY_CAPABILITIES) {
@@ -1051,7 +1042,8 @@
break;
status = decode_preauth_ctxt(conn,
- (struct smb2_preauth_neg_context *)pctx);
+ (struct smb2_preauth_neg_context *)pctx,
+ ctxt_len);
if (status != STATUS_SUCCESS)
break;
} else if (pctx->ContextType == SMB2_ENCRYPTION_CAPABILITIES) {
@@ -1062,7 +1054,7 @@
decode_encrypt_ctxt(conn,
(struct smb2_encryption_neg_context *)pctx,
- len_of_ctxts);
+ ctxt_len);
} else if (pctx->ContextType == SMB2_COMPRESSION_CAPABILITIES) {
ksmbd_debug(SMB,
"deassemble SMB2_COMPRESSION_CAPABILITIES context\n");
@@ -1081,15 +1073,15 @@
} else if (pctx->ContextType == SMB2_SIGNING_CAPABILITIES) {
ksmbd_debug(SMB,
"deassemble SMB2_SIGNING_CAPABILITIES context\n");
+
decode_sign_cap_ctxt(conn,
(struct smb2_signing_capabilities *)pctx,
- len_of_ctxts);
+ ctxt_len);
}
/* offsets must be 8 byte aligned */
- clen = (clen + 7) & ~0x7;
- offset = clen + sizeof(struct smb2_neg_context);
- len_of_ctxts -= clen + sizeof(struct smb2_neg_context);
+ offset = (ctxt_len + 7) & ~0x7;
+ len_of_ctxts -= offset;
}
return status;
}
@@ -1103,22 +1095,22 @@
int smb2_handle_negotiate(struct ksmbd_work *work)
{
struct ksmbd_conn *conn = work->conn;
- struct smb2_negotiate_req *req = work->request_buf;
- struct smb2_negotiate_rsp *rsp = work->response_buf;
+ struct smb2_negotiate_req *req = smb2_get_msg(work->request_buf);
+ struct smb2_negotiate_rsp *rsp = smb2_get_msg(work->response_buf);
int rc = 0;
- unsigned int smb2_buf_len, smb2_neg_size;
+ unsigned int smb2_buf_len, smb2_neg_size, neg_ctxt_len = 0;
__le32 status;
ksmbd_debug(SMB, "Received negotiate request\n");
conn->need_neg = false;
- if (ksmbd_conn_good(work)) {
+ if (ksmbd_conn_good(conn)) {
pr_err("conn->tcp_status is already in CifsGood State\n");
work->send_no_response = 1;
return rc;
}
smb2_buf_len = get_rfc1002_len(work->request_buf);
- smb2_neg_size = offsetof(struct smb2_negotiate_req, Dialects) - 4;
+ smb2_neg_size = offsetof(struct smb2_negotiate_req, Dialects);
if (smb2_neg_size > smb2_buf_len) {
rsp->hdr.Status = STATUS_INVALID_PARAMETER;
rc = -EINVAL;
@@ -1174,7 +1166,8 @@
goto err_out;
}
- status = deassemble_neg_contexts(conn, req);
+ status = deassemble_neg_contexts(conn, req,
+ get_rfc1002_len(work->request_buf));
if (status != STATUS_SUCCESS) {
pr_err("deassemble_neg_contexts error(0x%x)\n",
status);
@@ -1198,7 +1191,7 @@
conn->preauth_info->Preauth_HashValue);
rsp->NegotiateContextOffset =
cpu_to_le32(OFFSET_OF_NEG_CONTEXT);
- assemble_neg_contexts(conn, rsp);
+ neg_ctxt_len = assemble_neg_contexts(conn, rsp);
break;
case SMB302_PROT_ID:
init_smb3_02_server(conn);
@@ -1246,12 +1239,8 @@
rsp->SecurityBufferOffset = cpu_to_le16(128);
rsp->SecurityBufferLength = cpu_to_le16(AUTH_GSS_LENGTH);
- ksmbd_copy_gss_neg_header(((char *)(&rsp->hdr) +
- sizeof(rsp->hdr.smb2_buf_length)) +
- le16_to_cpu(rsp->SecurityBufferOffset));
- inc_rfc1001_len(rsp, sizeof(struct smb2_negotiate_rsp) -
- sizeof(struct smb2_hdr) - sizeof(rsp->Buffer) +
- AUTH_GSS_LENGTH);
+ ksmbd_copy_gss_neg_header((char *)(&rsp->hdr) +
+ le16_to_cpu(rsp->SecurityBufferOffset));
rsp->SecurityMode = SMB2_NEGOTIATE_SIGNING_ENABLED_LE;
conn->use_spnego = true;
@@ -1266,12 +1255,19 @@
}
conn->srv_sec_mode = le16_to_cpu(rsp->SecurityMode);
- ksmbd_conn_set_need_negotiate(work);
+ ksmbd_conn_set_need_negotiate(conn);
err_out:
+ if (rc)
+ rsp->hdr.Status = STATUS_INSUFFICIENT_RESOURCES;
+
+ if (!rc)
+ rc = ksmbd_iov_pin_rsp(work, rsp,
+ sizeof(struct smb2_negotiate_rsp) -
+ sizeof(rsp->Buffer) +
+ AUTH_GSS_LENGTH + neg_ctxt_len);
if (rc < 0)
smb2_set_err_rsp(work);
-
return rc;
}
@@ -1339,9 +1335,8 @@
static int ntlm_negotiate(struct ksmbd_work *work,
struct negotiate_message *negblob,
- size_t negblob_len)
+ size_t negblob_len, struct smb2_sess_setup_rsp *rsp)
{
- struct smb2_sess_setup_rsp *rsp = work->response_buf;
struct challenge_message *chgblob;
unsigned char *spnego_blob = NULL;
u16 spnego_blob_len;
@@ -1446,10 +1441,10 @@
return user;
}
-static int ntlm_authenticate(struct ksmbd_work *work)
+static int ntlm_authenticate(struct ksmbd_work *work,
+ struct smb2_sess_setup_req *req,
+ struct smb2_sess_setup_rsp *rsp)
{
- struct smb2_sess_setup_req *req = work->request_buf;
- struct smb2_sess_setup_rsp *rsp = work->response_buf;
struct ksmbd_conn *conn = work->conn;
struct ksmbd_session *sess = work->sess;
struct channel *chann = NULL;
@@ -1472,7 +1467,6 @@
memcpy((char *)&rsp->hdr.ProtocolId + sz, spnego_blob, spnego_blob_len);
rsp->SecurityBufferLength = cpu_to_le16(spnego_blob_len);
kfree(spnego_blob);
- inc_rfc1001_len(rsp, spnego_blob_len - 1);
}
user = session_user(conn, req);
@@ -1545,7 +1539,8 @@
return -EINVAL;
}
sess->enc = true;
- rsp->SessionFlags = SMB2_SESSION_FLAG_ENCRYPT_DATA_LE;
+ if (server_conf.flags & KSMBD_GLOBAL_FLAG_SMB2_ENCRYPTION)
+ rsp->SessionFlags = SMB2_SESSION_FLAG_ENCRYPT_DATA_LE;
/*
* signing is disable if encryption is enable
* on this session
@@ -1555,19 +1550,14 @@
binding_session:
if (conn->dialect >= SMB30_PROT_ID) {
- read_lock(&sess->chann_lock);
chann = lookup_chann_list(sess, conn);
- read_unlock(&sess->chann_lock);
if (!chann) {
chann = kmalloc(sizeof(struct channel), GFP_KERNEL);
if (!chann)
return -ENOMEM;
chann->conn = conn;
- INIT_LIST_HEAD(&chann->chann_list);
- write_lock(&sess->chann_lock);
- list_add(&chann->chann_list, &sess->ksmbd_chann_list);
- write_unlock(&sess->chann_lock);
+ xa_store(&sess->ksmbd_chann_list, (long)conn, chann, GFP_KERNEL);
}
}
@@ -1587,10 +1577,10 @@
}
#ifdef CONFIG_SMB_SERVER_KERBEROS5
-static int krb5_authenticate(struct ksmbd_work *work)
+static int krb5_authenticate(struct ksmbd_work *work,
+ struct smb2_sess_setup_req *req,
+ struct smb2_sess_setup_rsp *rsp)
{
- struct smb2_sess_setup_req *req = work->request_buf;
- struct smb2_sess_setup_rsp *rsp = work->response_buf;
struct ksmbd_conn *conn = work->conn;
struct ksmbd_session *sess = work->sess;
char *in_blob, *out_blob;
@@ -1605,8 +1595,7 @@
out_blob = (char *)&rsp->hdr.ProtocolId +
le16_to_cpu(rsp->SecurityBufferOffset);
out_len = work->response_sz -
- offsetof(struct smb2_hdr, smb2_buf_length) -
- le16_to_cpu(rsp->SecurityBufferOffset);
+ (le16_to_cpu(rsp->SecurityBufferOffset) + 4);
/* Check previous session */
prev_sess_id = le64_to_cpu(req->PreviousSessionId);
@@ -1623,7 +1612,6 @@
return -EINVAL;
}
rsp->SecurityBufferLength = cpu_to_le16(out_len);
- inc_rfc1001_len(rsp, out_len - 1);
if ((conn->sign || server_conf.enforced_signing) ||
(req->SecurityMode & SMB2_NEGOTIATE_SIGNING_REQUIRED))
@@ -1637,24 +1625,20 @@
return -EINVAL;
}
sess->enc = true;
- rsp->SessionFlags = SMB2_SESSION_FLAG_ENCRYPT_DATA_LE;
+ if (server_conf.flags & KSMBD_GLOBAL_FLAG_SMB2_ENCRYPTION)
+ rsp->SessionFlags = SMB2_SESSION_FLAG_ENCRYPT_DATA_LE;
sess->sign = false;
}
if (conn->dialect >= SMB30_PROT_ID) {
- read_lock(&sess->chann_lock);
chann = lookup_chann_list(sess, conn);
- read_unlock(&sess->chann_lock);
if (!chann) {
chann = kmalloc(sizeof(struct channel), GFP_KERNEL);
if (!chann)
return -ENOMEM;
chann->conn = conn;
- INIT_LIST_HEAD(&chann->chann_list);
- write_lock(&sess->chann_lock);
- list_add(&chann->chann_list, &sess->ksmbd_chann_list);
- write_unlock(&sess->chann_lock);
+ xa_store(&sess->ksmbd_chann_list, (long)conn, chann, GFP_KERNEL);
}
}
@@ -1673,7 +1657,9 @@
return 0;
}
#else
-static int krb5_authenticate(struct ksmbd_work *work)
+static int krb5_authenticate(struct ksmbd_work *work,
+ struct smb2_sess_setup_req *req,
+ struct smb2_sess_setup_rsp *rsp)
{
return -EOPNOTSUPP;
}
@@ -1682,8 +1668,8 @@
int smb2_sess_setup(struct ksmbd_work *work)
{
struct ksmbd_conn *conn = work->conn;
- struct smb2_sess_setup_req *req = work->request_buf;
- struct smb2_sess_setup_rsp *rsp = work->response_buf;
+ struct smb2_sess_setup_req *req;
+ struct smb2_sess_setup_rsp *rsp;
struct ksmbd_session *sess;
struct negotiate_message *negblob;
unsigned int negblob_len, negblob_off;
@@ -1691,12 +1677,14 @@
ksmbd_debug(SMB, "Received request for session setup\n");
+ WORK_BUFFERS(work, req, rsp);
+
rsp->StructureSize = cpu_to_le16(9);
rsp->SessionFlags = 0;
rsp->SecurityBufferOffset = cpu_to_le16(72);
rsp->SecurityBufferLength = 0;
- inc_rfc1001_len(rsp, 9);
+ ksmbd_conn_lock(conn);
if (!req->hdr.SessionId) {
sess = ksmbd_smb2_session_create();
if (!sess) {
@@ -1744,6 +1732,12 @@
goto out_err;
}
+ if (ksmbd_conn_need_reconnect(conn)) {
+ rc = -EFAULT;
+ sess = NULL;
+ goto out_err;
+ }
+
if (ksmbd_session_lookup(conn, sess_id)) {
rc = -EACCES;
goto out_err;
@@ -1768,15 +1762,23 @@
rc = -ENOENT;
goto out_err;
}
+
+ if (sess->state == SMB2_SESSION_EXPIRED) {
+ rc = -EFAULT;
+ goto out_err;
+ }
+
+ if (ksmbd_conn_need_reconnect(conn)) {
+ rc = -EFAULT;
+ sess = NULL;
+ goto out_err;
+ }
}
work->sess = sess;
- if (sess->state == SMB2_SESSION_EXPIRED)
- sess->state = SMB2_SESSION_IN_PROGRESS;
-
negblob_off = le16_to_cpu(req->SecurityBufferOffset);
negblob_len = le16_to_cpu(req->SecurityBufferLength);
- if (negblob_off < (offsetof(struct smb2_sess_setup_req, Buffer) - 4) ||
+ if (negblob_off < offsetof(struct smb2_sess_setup_req, Buffer) ||
negblob_len < offsetof(struct negotiate_message, NegotiateFlags)) {
rc = -EINVAL;
goto out_err;
@@ -1797,36 +1799,34 @@
if (conn->preferred_auth_mech &
(KSMBD_AUTH_KRB5 | KSMBD_AUTH_MSKRB5)) {
- rc = krb5_authenticate(work);
+ rc = krb5_authenticate(work, req, rsp);
if (rc) {
rc = -EINVAL;
goto out_err;
}
- ksmbd_conn_set_good(work);
- sess->state = SMB2_SESSION_VALID;
+ if (!ksmbd_conn_need_reconnect(conn)) {
+ ksmbd_conn_set_good(conn);
+ sess->state = SMB2_SESSION_VALID;
+ }
kfree(sess->Preauth_HashValue);
sess->Preauth_HashValue = NULL;
} else if (conn->preferred_auth_mech == KSMBD_AUTH_NTLMSSP) {
if (negblob->MessageType == NtLmNegotiate) {
- rc = ntlm_negotiate(work, negblob, negblob_len);
+ rc = ntlm_negotiate(work, negblob, negblob_len, rsp);
if (rc)
goto out_err;
rsp->hdr.Status =
STATUS_MORE_PROCESSING_REQUIRED;
- /*
- * Note: here total size -1 is done as an
- * adjustment for 0 size blob
- */
- inc_rfc1001_len(rsp, le16_to_cpu(rsp->SecurityBufferLength) - 1);
-
} else if (negblob->MessageType == NtLmAuthenticate) {
- rc = ntlm_authenticate(work);
+ rc = ntlm_authenticate(work, req, rsp);
if (rc)
goto out_err;
- ksmbd_conn_set_good(work);
- sess->state = SMB2_SESSION_VALID;
+ if (!ksmbd_conn_need_reconnect(conn)) {
+ ksmbd_conn_set_good(conn);
+ sess->state = SMB2_SESSION_VALID;
+ }
if (conn->binding) {
struct preauth_session *preauth_sess;
@@ -1894,14 +1894,29 @@
if (sess->user && sess->user->flags & KSMBD_USER_FLAG_DELAY_SESSION)
try_delay = true;
- xa_erase(&conn->sessions, sess->id);
- ksmbd_session_destroy(sess);
- work->sess = NULL;
- if (try_delay)
+ sess->last_active = jiffies;
+ sess->state = SMB2_SESSION_EXPIRED;
+ if (try_delay) {
+ ksmbd_conn_set_need_reconnect(conn);
ssleep(5);
+ ksmbd_conn_set_need_negotiate(conn);
+ }
}
+ smb2_set_err_rsp(work);
+ } else {
+ unsigned int iov_len;
+
+ if (rsp->SecurityBufferLength)
+ iov_len = offsetof(struct smb2_sess_setup_rsp, Buffer) +
+ le16_to_cpu(rsp->SecurityBufferLength);
+ else
+ iov_len = sizeof(struct smb2_sess_setup_rsp);
+ rc = ksmbd_iov_pin_rsp(work, rsp, iov_len);
+ if (rc)
+ rsp->hdr.Status = STATUS_INSUFFICIENT_RESOURCES;
}
+ ksmbd_conn_unlock(conn);
return rc;
}
@@ -1914,14 +1929,16 @@
int smb2_tree_connect(struct ksmbd_work *work)
{
struct ksmbd_conn *conn = work->conn;
- struct smb2_tree_connect_req *req = work->request_buf;
- struct smb2_tree_connect_rsp *rsp = work->response_buf;
+ struct smb2_tree_connect_req *req;
+ struct smb2_tree_connect_rsp *rsp;
struct ksmbd_session *sess = work->sess;
char *treename = NULL, *name = NULL;
struct ksmbd_tree_conn_status status;
struct ksmbd_share_config *share;
int rc = -EINVAL;
+ WORK_BUFFERS(work, req, rsp);
+
treename = smb_strndup_from_utf16(req->Buffer,
le16_to_cpu(req->PathLength), true,
conn->local_nls);
@@ -1931,7 +1948,7 @@
goto out_err1;
}
- name = ksmbd_extract_sharename(treename);
+ name = ksmbd_extract_sharename(conn->um, treename);
if (IS_ERR(name)) {
status.ret = KSMBD_TREE_CONN_STATUS_ERROR;
goto out_err1;
@@ -1974,13 +1991,19 @@
if (conn->posix_ext_supported)
status.tree_conn->posix_extensions = true;
-out_err1:
+ write_lock(&sess->tree_conns_lock);
+ status.tree_conn->t_state = TREE_CONNECTED;
+ write_unlock(&sess->tree_conns_lock);
rsp->StructureSize = cpu_to_le16(16);
+out_err1:
rsp->Capabilities = 0;
rsp->Reserved = 0;
/* default manual caching */
rsp->ShareFlags = SMB2_SHAREFLAG_MANUAL_CACHING;
- inc_rfc1001_len(rsp, 16);
+
+ rc = ksmbd_iov_pin_rsp(work, rsp, sizeof(struct smb2_tree_connect_rsp));
+ if (rc)
+ status.ret = KSMBD_TREE_CONN_STATUS_NOMEM;
if (!IS_ERR(treename))
kfree(treename);
@@ -1992,6 +2015,7 @@
rsp->hdr.Status = STATUS_SUCCESS;
rc = 0;
break;
+ case -ESTALE:
case -ENOENT:
case KSMBD_TREE_CONN_STATUS_NO_SHARE:
rsp->hdr.Status = STATUS_BAD_NETWORK_NAME;
@@ -2012,6 +2036,9 @@
rsp->hdr.Status = STATUS_ACCESS_DENIED;
}
+ if (status.ret != KSMBD_TREE_CONN_STATUS_OK)
+ smb2_set_err_rsp(work);
+
return rc;
}
@@ -2086,28 +2113,60 @@
*/
int smb2_tree_disconnect(struct ksmbd_work *work)
{
- struct smb2_tree_disconnect_rsp *rsp = work->response_buf;
+ struct smb2_tree_disconnect_rsp *rsp;
+ struct smb2_tree_disconnect_req *req;
struct ksmbd_session *sess = work->sess;
struct ksmbd_tree_connect *tcon = work->tcon;
+ int err;
- rsp->StructureSize = cpu_to_le16(4);
- inc_rfc1001_len(rsp, 4);
+ WORK_BUFFERS(work, req, rsp);
ksmbd_debug(SMB, "request\n");
if (!tcon) {
- struct smb2_tree_disconnect_req *req = work->request_buf;
-
ksmbd_debug(SMB, "Invalid tid %d\n", req->hdr.Id.SyncId.TreeId);
+
rsp->hdr.Status = STATUS_NETWORK_NAME_DELETED;
- smb2_set_err_rsp(work);
- return 0;
+ err = -ENOENT;
+ goto err_out;
}
ksmbd_close_tree_conn_fds(work);
- ksmbd_tree_conn_disconnect(sess, tcon);
+
+ write_lock(&sess->tree_conns_lock);
+ if (tcon->t_state == TREE_DISCONNECTED) {
+ write_unlock(&sess->tree_conns_lock);
+ rsp->hdr.Status = STATUS_NETWORK_NAME_DELETED;
+ err = -ENOENT;
+ goto err_out;
+ }
+
+ WARN_ON_ONCE(atomic_dec_and_test(&tcon->refcount));
+ tcon->t_state = TREE_DISCONNECTED;
+ write_unlock(&sess->tree_conns_lock);
+
+ err = ksmbd_tree_conn_disconnect(sess, tcon);
+ if (err) {
+ rsp->hdr.Status = STATUS_NETWORK_NAME_DELETED;
+ goto err_out;
+ }
+
work->tcon = NULL;
+
+ rsp->StructureSize = cpu_to_le16(4);
+ err = ksmbd_iov_pin_rsp(work, rsp,
+ sizeof(struct smb2_tree_disconnect_rsp));
+ if (err) {
+ rsp->hdr.Status = STATUS_INSUFFICIENT_RESOURCES;
+ goto err_out;
+ }
+
return 0;
+
+err_out:
+ smb2_set_err_rsp(work);
+ return err;
+
}
/**
@@ -2119,26 +2178,40 @@
int smb2_session_logoff(struct ksmbd_work *work)
{
struct ksmbd_conn *conn = work->conn;
- struct smb2_logoff_rsp *rsp = work->response_buf;
- struct ksmbd_session *sess = work->sess;
+ struct smb2_logoff_req *req;
+ struct smb2_logoff_rsp *rsp;
+ struct ksmbd_session *sess;
+ u64 sess_id;
+ int err;
- rsp->StructureSize = cpu_to_le16(4);
- inc_rfc1001_len(rsp, 4);
+ WORK_BUFFERS(work, req, rsp);
ksmbd_debug(SMB, "request\n");
- /* setting CifsExiting here may race with start_tcp_sess */
- ksmbd_conn_set_need_reconnect(work);
+ ksmbd_conn_lock(conn);
+ if (!ksmbd_conn_good(conn)) {
+ ksmbd_conn_unlock(conn);
+ rsp->hdr.Status = STATUS_NETWORK_NAME_DELETED;
+ smb2_set_err_rsp(work);
+ return -ENOENT;
+ }
+ sess_id = le64_to_cpu(req->hdr.SessionId);
+ ksmbd_all_conn_set_status(sess_id, KSMBD_SESS_NEED_RECONNECT);
+ ksmbd_conn_unlock(conn);
+
ksmbd_close_session_fds(work);
- ksmbd_conn_wait_idle(conn);
+ ksmbd_conn_wait_idle(conn, sess_id);
+ /*
+ * Re-lookup session to validate if session is deleted
+ * while waiting request complete
+ */
+ sess = ksmbd_session_lookup_all(conn, sess_id);
if (ksmbd_tree_conn_session_logoff(sess)) {
- struct smb2_logoff_req *req = work->request_buf;
-
ksmbd_debug(SMB, "Invalid tid %d\n", req->hdr.Id.SyncId.TreeId);
rsp->hdr.Status = STATUS_NETWORK_NAME_DELETED;
smb2_set_err_rsp(work);
- return 0;
+ return -ENOENT;
}
ksmbd_destroy_file_table(&sess->file_table);
@@ -2146,9 +2219,15 @@
ksmbd_free_user(sess->user);
sess->user = NULL;
+ ksmbd_all_conn_set_status(sess_id, KSMBD_SESS_NEED_NEGOTIATE);
- /* let start_tcp_sess free connection info now */
- ksmbd_conn_set_need_negotiate(work);
+ rsp->StructureSize = cpu_to_le16(4);
+ err = ksmbd_iov_pin_rsp(work, rsp, sizeof(struct smb2_logoff_rsp));
+ if (err) {
+ rsp->hdr.Status = STATUS_INSUFFICIENT_RESOURCES;
+ smb2_set_err_rsp(work);
+ return err;
+ }
return 0;
}
@@ -2160,12 +2239,14 @@
*/
static noinline int create_smb2_pipe(struct ksmbd_work *work)
{
- struct smb2_create_rsp *rsp = work->response_buf;
- struct smb2_create_req *req = work->request_buf;
+ struct smb2_create_rsp *rsp;
+ struct smb2_create_req *req;
int id;
int err;
char *name;
+ WORK_BUFFERS(work, req, rsp);
+
name = smb_strndup_from_utf16(req->Buffer, le16_to_cpu(req->NameLength),
1, work->conn->local_nls);
if (IS_ERR(name)) {
@@ -2194,12 +2275,15 @@
rsp->EndofFile = cpu_to_le64(0);
rsp->FileAttributes = ATTR_NORMAL_LE;
rsp->Reserved2 = 0;
- rsp->VolatileFileId = cpu_to_le64(id);
+ rsp->VolatileFileId = id;
rsp->PersistentFileId = 0;
rsp->CreateContextsOffset = 0;
rsp->CreateContextsLength = 0;
- inc_rfc1001_len(rsp, 88); /* StructureSize - 1*/
+ err = ksmbd_iov_pin_rsp(work, rsp, offsetof(struct smb2_create_rsp, Buffer));
+ if (err)
+ goto out;
+
kfree(name);
return 0;
@@ -2231,7 +2315,7 @@
* Return: 0 on success, otherwise error
*/
static int smb2_set_ea(struct smb2_ea_info *eabuf, unsigned int buf_len,
- struct path *path)
+ const struct path *path)
{
struct user_namespace *user_ns = mnt_user_ns(path->mnt);
char *attr_name = NULL, *value;
@@ -2278,7 +2362,7 @@
/* delete the EA only when it exits */
if (rc > 0) {
rc = ksmbd_vfs_remove_xattr(user_ns,
- path->dentry,
+ path,
attr_name);
if (rc < 0) {
@@ -2292,9 +2376,9 @@
/* if the EA doesn't exist, just do nothing. */
rc = 0;
} else {
- rc = ksmbd_vfs_setxattr(user_ns,
- path->dentry, attr_name, value,
- le16_to_cpu(eabuf->EaValueLength), 0);
+ rc = ksmbd_vfs_setxattr(user_ns, path, attr_name, value,
+ le16_to_cpu(eabuf->EaValueLength),
+ 0, true);
if (rc < 0) {
ksmbd_debug(SMB,
"ksmbd_vfs_setxattr is failed(%d)\n",
@@ -2325,7 +2409,7 @@
return rc;
}
-static noinline int smb2_set_stream_name_xattr(struct path *path,
+static noinline int smb2_set_stream_name_xattr(const struct path *path,
struct ksmbd_file *fp,
char *stream_name, int s_type)
{
@@ -2357,14 +2441,13 @@
return -EBADF;
}
- rc = ksmbd_vfs_setxattr(user_ns, path->dentry,
- xattr_stream_name, NULL, 0, 0);
+ rc = ksmbd_vfs_setxattr(user_ns, path, xattr_stream_name, NULL, 0, 0, false);
if (rc < 0)
pr_err("Failed to store XATTR stream name :%d\n", rc);
return 0;
}
-static int smb2_remove_smb_xattrs(struct path *path)
+static int smb2_remove_smb_xattrs(const struct path *path)
{
struct user_namespace *user_ns = mnt_user_ns(path->mnt);
char *name, *xattr_list = NULL;
@@ -2386,7 +2469,7 @@
if (!strncmp(name, XATTR_USER_PREFIX, XATTR_USER_PREFIX_LEN) &&
!strncmp(&name[XATTR_USER_PREFIX_LEN], STREAM_PREFIX,
STREAM_PREFIX_LEN)) {
- err = ksmbd_vfs_remove_xattr(user_ns, path->dentry,
+ err = ksmbd_vfs_remove_xattr(user_ns, path,
name);
if (err)
ksmbd_debug(SMB, "remove xattr failed : %s\n",
@@ -2398,7 +2481,7 @@
return err;
}
-static int smb2_create_truncate(struct path *path)
+static int smb2_create_truncate(const struct path *path)
{
int rc = vfs_truncate(path, 0);
@@ -2417,7 +2500,7 @@
return rc;
}
-static void smb2_new_xattrs(struct ksmbd_tree_connect *tcon, struct path *path,
+static void smb2_new_xattrs(struct ksmbd_tree_connect *tcon, const struct path *path,
struct ksmbd_file *fp)
{
struct xattr_dos_attrib da = {0};
@@ -2433,14 +2516,13 @@
da.flags = XATTR_DOSINFO_ATTRIB | XATTR_DOSINFO_CREATE_TIME |
XATTR_DOSINFO_ITIME;
- rc = ksmbd_vfs_set_dos_attrib_xattr(mnt_user_ns(path->mnt),
- path->dentry, &da);
+ rc = ksmbd_vfs_set_dos_attrib_xattr(mnt_user_ns(path->mnt), path, &da, true);
if (rc)
ksmbd_debug(SMB, "failed to store file attribute into xattr\n");
}
static void smb2_update_xattrs(struct ksmbd_tree_connect *tcon,
- struct path *path, struct ksmbd_file *fp)
+ const struct path *path, struct ksmbd_file *fp)
{
struct xattr_dos_attrib da;
int rc;
@@ -2461,8 +2543,9 @@
}
}
-static int smb2_creat(struct ksmbd_work *work, struct path *path, char *name,
- int open_flags, umode_t posix_mode, bool is_dir)
+static int smb2_creat(struct ksmbd_work *work, struct path *parent_path,
+ struct path *path, char *name, int open_flags,
+ umode_t posix_mode, bool is_dir)
{
struct ksmbd_tree_connect *tcon = work->tcon;
struct ksmbd_share_config *share = tcon->share_conf;
@@ -2489,7 +2572,7 @@
return rc;
}
- rc = ksmbd_vfs_kern_path(work, name, 0, path, 0);
+ rc = ksmbd_vfs_kern_path_locked(work, name, 0, parent_path, path, 0);
if (rc) {
pr_err("cannot get linux path (%s), err = %d\n",
name, rc);
@@ -2500,7 +2583,7 @@
static int smb2_create_sd_buffer(struct ksmbd_work *work,
struct smb2_create_req *req,
- struct path *path)
+ const struct path *path)
{
struct create_context *context;
struct create_sd_buf_req *sd_buf;
@@ -2523,7 +2606,7 @@
sizeof(struct create_sd_buf_req))
return -EINVAL;
return set_info_sec(work->conn, work->tcon, path, &sd_buf->ntsd,
- le32_to_cpu(sd_buf->ccontext.DataLength), true);
+ le32_to_cpu(sd_buf->ccontext.DataLength), true, false);
}
static void ksmbd_acls_fattr(struct smb_fattr *fattr,
@@ -2555,8 +2638,8 @@
struct ksmbd_session *sess = work->sess;
struct ksmbd_tree_connect *tcon = work->tcon;
struct smb2_create_req *req;
- struct smb2_create_rsp *rsp, *rsp_org;
- struct path path;
+ struct smb2_create_rsp *rsp;
+ struct path path, parent_path;
struct ksmbd_share_config *share = tcon->share_conf;
struct ksmbd_file *fp = NULL;
struct file *filp = NULL;
@@ -2580,8 +2663,8 @@
u64 time;
umode_t posix_mode = 0;
__le32 daccess, maximal_access = 0;
+ int iov_len = 0;
- rsp_org = work->response_buf;
WORK_BUFFERS(work, req, rsp);
if (req->hdr.NextCommand && !work->next_smb2_rcv_hdr_off &&
@@ -2602,11 +2685,10 @@
*(char *)req->Buffer == '\\') {
pr_err("not allow directory name included leading slash\n");
rc = -EINVAL;
- goto err_out1;
+ goto err_out2;
}
- name = smb2_get_name(share,
- req->Buffer,
+ name = smb2_get_name(req->Buffer,
le16_to_cpu(req->NameLength),
work->conn->local_nls);
if (IS_ERR(name)) {
@@ -2614,7 +2696,7 @@
if (rc != -ENOMEM)
rc = -ENOENT;
name = NULL;
- goto err_out1;
+ goto err_out2;
}
ksmbd_debug(SMB, "converted name = %s\n", name);
@@ -2622,48 +2704,44 @@
if (!test_share_config_flag(work->tcon->share_conf,
KSMBD_SHARE_FLAG_STREAMS)) {
rc = -EBADF;
- goto err_out1;
+ goto err_out2;
}
rc = parse_stream_name(name, &stream_name, &s_type);
if (rc < 0)
- goto err_out1;
+ goto err_out2;
}
rc = ksmbd_validate_filename(name);
if (rc < 0)
- goto err_out1;
+ goto err_out2;
if (ksmbd_share_veto_filename(share, name)) {
rc = -ENOENT;
ksmbd_debug(SMB, "Reject open(), vetoed file: %s\n",
name);
- goto err_out1;
+ goto err_out2;
}
} else {
name = kstrdup("", GFP_KERNEL);
if (!name) {
rc = -ENOMEM;
- goto err_out1;
+ goto err_out2;
}
}
- req_op_level = req->RequestedOplockLevel;
- if (req_op_level == SMB2_OPLOCK_LEVEL_LEASE)
- lc = parse_lease_state(req);
-
if (le32_to_cpu(req->ImpersonationLevel) > le32_to_cpu(IL_DELEGATE_LE)) {
pr_err("Invalid impersonationlevel : 0x%x\n",
le32_to_cpu(req->ImpersonationLevel));
rc = -EIO;
rsp->hdr.Status = STATUS_BAD_IMPERSONATION_LEVEL;
- goto err_out1;
+ goto err_out2;
}
if (req->CreateOptions && !(req->CreateOptions & CREATE_OPTIONS_MASK)) {
pr_err("Invalid create options : 0x%x\n",
le32_to_cpu(req->CreateOptions));
rc = -EINVAL;
- goto err_out1;
+ goto err_out2;
} else {
if (req->CreateOptions & FILE_SEQUENTIAL_ONLY_LE &&
req->CreateOptions & FILE_RANDOM_ACCESS_LE)
@@ -2673,13 +2751,13 @@
(FILE_OPEN_BY_FILE_ID_LE | CREATE_TREE_CONNECTION |
FILE_RESERVE_OPFILTER_LE)) {
rc = -EOPNOTSUPP;
- goto err_out1;
+ goto err_out2;
}
if (req->CreateOptions & FILE_DIRECTORY_FILE_LE) {
if (req->CreateOptions & FILE_NON_DIRECTORY_FILE_LE) {
rc = -EINVAL;
- goto err_out1;
+ goto err_out2;
} else if (req->CreateOptions & FILE_NO_COMPRESSION_LE) {
req->CreateOptions = ~(FILE_NO_COMPRESSION_LE);
}
@@ -2691,21 +2769,21 @@
pr_err("Invalid create disposition : 0x%x\n",
le32_to_cpu(req->CreateDisposition));
rc = -EINVAL;
- goto err_out1;
+ goto err_out2;
}
if (!(req->DesiredAccess & DESIRED_ACCESS_MASK)) {
pr_err("Invalid desired access : 0x%x\n",
le32_to_cpu(req->DesiredAccess));
rc = -EACCES;
- goto err_out1;
+ goto err_out2;
}
if (req->FileAttributes && !(req->FileAttributes & ATTR_MASK_LE)) {
pr_err("Invalid file attribute : 0x%x\n",
le32_to_cpu(req->FileAttributes));
rc = -EINVAL;
- goto err_out1;
+ goto err_out2;
}
if (req->CreateContextsOffset) {
@@ -2713,19 +2791,19 @@
context = smb2_find_context_vals(req, SMB2_CREATE_EA_BUFFER, 4);
if (IS_ERR(context)) {
rc = PTR_ERR(context);
- goto err_out1;
+ goto err_out2;
} else if (context) {
ea_buf = (struct create_ea_buf_req *)context;
if (le16_to_cpu(context->DataOffset) +
le32_to_cpu(context->DataLength) <
sizeof(struct create_ea_buf_req)) {
rc = -EINVAL;
- goto err_out1;
+ goto err_out2;
}
if (req->CreateOptions & FILE_NO_EA_KNOWLEDGE_LE) {
rsp->hdr.Status = STATUS_ACCESS_DENIED;
rc = -EACCES;
- goto err_out1;
+ goto err_out2;
}
}
@@ -2733,7 +2811,7 @@
SMB2_CREATE_QUERY_MAXIMAL_ACCESS_REQUEST, 4);
if (IS_ERR(context)) {
rc = PTR_ERR(context);
- goto err_out1;
+ goto err_out2;
} else if (context) {
ksmbd_debug(SMB,
"get query maximal access context\n");
@@ -2744,11 +2822,11 @@
SMB2_CREATE_TIMEWARP_REQUEST, 4);
if (IS_ERR(context)) {
rc = PTR_ERR(context);
- goto err_out1;
+ goto err_out2;
} else if (context) {
ksmbd_debug(SMB, "get timewarp context\n");
rc = -EBADF;
- goto err_out1;
+ goto err_out2;
}
if (tcon->posix_extensions) {
@@ -2756,7 +2834,7 @@
SMB2_CREATE_TAG_POSIX, 16);
if (IS_ERR(context)) {
rc = PTR_ERR(context);
- goto err_out1;
+ goto err_out2;
} else if (context) {
struct create_posix *posix =
(struct create_posix *)context;
@@ -2764,7 +2842,7 @@
le32_to_cpu(context->DataLength) <
sizeof(struct create_posix) - 4) {
rc = -EINVAL;
- goto err_out1;
+ goto err_out2;
}
ksmbd_debug(SMB, "get posix context\n");
@@ -2776,11 +2854,14 @@
if (ksmbd_override_fsids(work)) {
rc = -ENOMEM;
- goto err_out1;
+ goto err_out2;
}
- rc = ksmbd_vfs_kern_path(work, name, LOOKUP_NO_SYMLINKS, &path, 1);
+ rc = ksmbd_vfs_kern_path_locked(work, name, LOOKUP_NO_SYMLINKS,
+ &parent_path, &path, 1);
if (!rc) {
+ file_present = true;
+
if (req->CreateOptions & FILE_DELETE_ON_CLOSE_LE) {
/*
* If file exists with under flags, return access
@@ -2789,7 +2870,6 @@
if (req->CreateDisposition == FILE_OVERWRITE_IF_LE ||
req->CreateDisposition == FILE_OPEN_IF_LE) {
rc = -EACCES;
- path_put(&path);
goto err_out;
}
@@ -2797,27 +2877,23 @@
ksmbd_debug(SMB,
"User does not have write permission\n");
rc = -EACCES;
- path_put(&path);
goto err_out;
}
} else if (d_is_symlink(path.dentry)) {
rc = -EACCES;
- path_put(&path);
goto err_out;
}
- }
- if (rc) {
+ file_present = true;
+ user_ns = mnt_user_ns(path.mnt);
+ } else {
if (rc != -ENOENT)
goto err_out;
ksmbd_debug(SMB, "can not get linux path for %s, rc = %d\n",
name, rc);
rc = 0;
- } else {
- file_present = true;
- user_ns = mnt_user_ns(path.mnt);
- generic_fillattr(user_ns, d_inode(path.dentry), &stat);
}
+
if (stream_name) {
if (req->CreateOptions & FILE_DIRECTORY_FILE_LE) {
if (s_type == DATA_STREAM) {
@@ -2825,7 +2901,8 @@
rsp->hdr.Status = STATUS_NOT_A_DIRECTORY;
}
} else {
- if (S_ISDIR(stat.mode) && s_type == DATA_STREAM) {
+ if (file_present && S_ISDIR(d_inode(path.dentry)->i_mode) &&
+ s_type == DATA_STREAM) {
rc = -EIO;
rsp->hdr.Status = STATUS_FILE_IS_A_DIRECTORY;
}
@@ -2842,7 +2919,8 @@
}
if (file_present && req->CreateOptions & FILE_NON_DIRECTORY_FILE_LE &&
- S_ISDIR(stat.mode) && !(req->CreateOptions & FILE_DELETE_ON_CLOSE_LE)) {
+ S_ISDIR(d_inode(path.dentry)->i_mode) &&
+ !(req->CreateOptions & FILE_DELETE_ON_CLOSE_LE)) {
ksmbd_debug(SMB, "open() argument is a directory: %s, %x\n",
name, req->CreateOptions);
rsp->hdr.Status = STATUS_FILE_IS_A_DIRECTORY;
@@ -2852,7 +2930,7 @@
if (file_present && (req->CreateOptions & FILE_DIRECTORY_FILE_LE) &&
!(req->CreateDisposition == FILE_CREATE_LE) &&
- !S_ISDIR(stat.mode)) {
+ !S_ISDIR(d_inode(path.dentry)->i_mode)) {
rsp->hdr.Status = STATUS_NOT_A_DIRECTORY;
rc = -EIO;
goto err_out;
@@ -2877,11 +2955,9 @@
if (!file_present) {
daccess = cpu_to_le32(GENERIC_ALL_FLAGS);
} else {
- rc = ksmbd_vfs_query_maximal_access(user_ns,
+ ksmbd_vfs_query_maximal_access(user_ns,
path.dentry,
&daccess);
- if (rc)
- goto err_out;
already_permitted = true;
}
maximal_access = daccess;
@@ -2902,7 +2978,8 @@
/*create file if not present */
if (!file_present) {
- rc = smb2_creat(work, &path, name, open_flags, posix_mode,
+ rc = smb2_creat(work, &parent_path, &path, name, open_flags,
+ posix_mode,
req->CreateOptions & FILE_DIRECTORY_FILE_LE);
if (rc) {
if (rc == -ENOENT) {
@@ -2943,15 +3020,16 @@
if ((daccess & FILE_DELETE_LE) ||
(req->CreateOptions & FILE_DELETE_ON_CLOSE_LE)) {
- rc = ksmbd_vfs_may_delete(user_ns,
- path.dentry);
+ rc = inode_permission(user_ns,
+ d_inode(path.dentry->d_parent),
+ MAY_EXEC | MAY_WRITE);
if (rc)
goto err_out;
}
}
}
- rc = ksmbd_query_inode_status(d_inode(path.dentry->d_parent));
+ rc = ksmbd_query_inode_status(path.dentry->d_parent);
if (rc == KSMBD_INODE_STATUS_PENDING_DELETE) {
rc = -EBUSY;
goto err_out;
@@ -2996,7 +3074,6 @@
goto err_out;
}
- fp->filename = name;
fp->cdoption = req->CreateDisposition;
fp->daccess = daccess;
fp->saccess = req->ShareAccess;
@@ -3008,7 +3085,7 @@
struct inode *inode = d_inode(path.dentry);
posix_acl_rc = ksmbd_vfs_inherit_posix_acl(user_ns,
- inode,
+ &path,
d_inode(path.dentry->d_parent));
if (posix_acl_rc)
ksmbd_debug(SMB, "inherit posix acl failed : %d\n", posix_acl_rc);
@@ -3024,7 +3101,7 @@
if (rc) {
if (posix_acl_rc)
ksmbd_vfs_set_init_posix_acl(user_ns,
- inode);
+ &path);
if (test_share_config_flag(work->tcon->share_conf,
KSMBD_SHARE_FLAG_ACL_XATTR)) {
@@ -3064,9 +3141,10 @@
rc = ksmbd_vfs_set_sd_xattr(conn,
user_ns,
- path.dentry,
+ &path,
pntsd,
- pntsd_size);
+ pntsd_size,
+ false);
kfree(pntsd);
if (rc)
pr_err("failed to store ntacl in xattr : %d\n",
@@ -3089,11 +3167,6 @@
fp->attrib_only = !(req->DesiredAccess & ~(FILE_READ_ATTRIBUTES_LE |
FILE_WRITE_ATTRIBUTES_LE | FILE_SYNCHRONIZE_LE));
- if (!S_ISDIR(file_inode(filp)->i_mode) && open_flags & O_TRUNC &&
- !fp->attrib_only && !stream_name) {
- smb_break_all_oplock(work, fp);
- need_truncate = 1;
- }
/* fp should be searchable through ksmbd_inode.m_fp_list
* after daccess, saccess, attrib_only, and stream are
@@ -3103,35 +3176,49 @@
list_add(&fp->node, &fp->f_ci->m_fp_list);
write_unlock(&fp->f_ci->m_lock);
- rc = ksmbd_vfs_getattr(&path, &stat);
- if (rc) {
- generic_fillattr(user_ns, d_inode(path.dentry), &stat);
- rc = 0;
- }
-
/* Check delete pending among previous fp before oplock break */
if (ksmbd_inode_pending_delete(fp)) {
rc = -EBUSY;
goto err_out;
}
+ if (file_present || created)
+ ksmbd_vfs_kern_path_unlock(&parent_path, &path);
+
+ if (!S_ISDIR(file_inode(filp)->i_mode) && open_flags & O_TRUNC &&
+ !fp->attrib_only && !stream_name) {
+ smb_break_all_oplock(work, fp);
+ need_truncate = 1;
+ }
+
+ req_op_level = req->RequestedOplockLevel;
+ if (req_op_level == SMB2_OPLOCK_LEVEL_LEASE)
+ lc = parse_lease_state(req, S_ISDIR(file_inode(filp)->i_mode));
+
share_ret = ksmbd_smb_check_shared_mode(fp->filp, fp);
if (!test_share_config_flag(work->tcon->share_conf, KSMBD_SHARE_FLAG_OPLOCKS) ||
(req_op_level == SMB2_OPLOCK_LEVEL_LEASE &&
!(conn->vals->capabilities & SMB2_GLOBAL_CAP_LEASING))) {
if (share_ret < 0 && !S_ISDIR(file_inode(fp->filp)->i_mode)) {
rc = share_ret;
- goto err_out;
+ goto err_out1;
}
} else {
if (req_op_level == SMB2_OPLOCK_LEVEL_LEASE) {
+ /*
+ * Compare parent lease using parent key. If there is no
+ * a lease that has same parent key, Send lease break
+ * notification.
+ */
+ smb_send_parent_lease_break_noti(fp, lc);
+
req_op_level = smb2_map_lease_to_oplock(lc->req_state);
ksmbd_debug(SMB,
"lease req for(%s) req oplock state 0x%x, lease state 0x%x\n",
name, req_op_level, lc->req_state);
rc = find_same_lease_key(sess, fp->f_ci, lc);
if (rc)
- goto err_out;
+ goto err_out1;
} else if (open_flags == O_RDONLY &&
(req_op_level == SMB2_OPLOCK_LEVEL_BATCH ||
req_op_level == SMB2_OPLOCK_LEVEL_EXCLUSIVE))
@@ -3142,16 +3229,16 @@
le32_to_cpu(req->hdr.Id.SyncId.TreeId),
lc, share_ret);
if (rc < 0)
- goto err_out;
+ goto err_out1;
}
if (req->CreateOptions & FILE_DELETE_ON_CLOSE_LE)
ksmbd_fd_set_delete_on_close(fp, file_info);
if (need_truncate) {
- rc = smb2_create_truncate(&path);
+ rc = smb2_create_truncate(&fp->filp->f_path);
if (rc)
- goto err_out;
+ goto err_out1;
}
if (req->CreateContextsOffset) {
@@ -3161,7 +3248,7 @@
SMB2_CREATE_ALLOCATION_SIZE, 4);
if (IS_ERR(az_req)) {
rc = PTR_ERR(az_req);
- goto err_out;
+ goto err_out1;
} else if (az_req) {
loff_t alloc_size;
int err;
@@ -3170,7 +3257,7 @@
le32_to_cpu(az_req->ccontext.DataLength) <
sizeof(struct create_alloc_size_req)) {
rc = -EINVAL;
- goto err_out;
+ goto err_out1;
}
alloc_size = le64_to_cpu(az_req->AllocationSize);
ksmbd_debug(SMB,
@@ -3188,13 +3275,17 @@
context = smb2_find_context_vals(req, SMB2_CREATE_QUERY_ON_DISK_ID, 4);
if (IS_ERR(context)) {
rc = PTR_ERR(context);
- goto err_out;
+ goto err_out1;
} else if (context) {
ksmbd_debug(SMB, "get query on disk id context\n");
query_disk_id = 1;
}
}
+ rc = ksmbd_vfs_getattr(&path, &stat);
+ if (rc)
+ goto err_out1;
+
if (stat.result_mask & STATX_BTIME)
fp->create_time = ksmbd_UnixTimeToNT(stat.btime);
else
@@ -3210,9 +3301,6 @@
memcpy(fp->client_guid, conn->ClientGUID, SMB2_CLIENT_GUID_SIZE);
- generic_fillattr(user_ns, file_inode(fp->filp),
- &stat);
-
rsp->StructureSize = cpu_to_le16(89);
rcu_read_lock();
opinfo = rcu_dereference(fp->f_opinfo);
@@ -3234,12 +3322,12 @@
rsp->Reserved2 = 0;
- rsp->PersistentFileId = cpu_to_le64(fp->persistent_id);
- rsp->VolatileFileId = cpu_to_le64(fp->volatile_id);
+ rsp->PersistentFileId = fp->persistent_id;
+ rsp->VolatileFileId = fp->volatile_id;
rsp->CreateContextsOffset = 0;
rsp->CreateContextsLength = 0;
- inc_rfc1001_len(rsp_org, 88); /* StructureSize - 1*/
+ iov_len = offsetof(struct smb2_create_rsp, Buffer);
/* If lease is request send lease context response */
if (opinfo && opinfo->is_lease) {
@@ -3254,7 +3342,7 @@
create_lease_buf(rsp->Buffer, opinfo->o_lease);
le32_add_cpu(&rsp->CreateContextsLength,
conn->vals->create_lease_size);
- inc_rfc1001_len(rsp_org, conn->vals->create_lease_size);
+ iov_len += conn->vals->create_lease_size;
next_ptr = &lease_ccontext->Next;
next_off = conn->vals->create_lease_size;
}
@@ -3274,7 +3362,7 @@
le32_to_cpu(maximal_access));
le32_add_cpu(&rsp->CreateContextsLength,
conn->vals->create_mxac_size);
- inc_rfc1001_len(rsp_org, conn->vals->create_mxac_size);
+ iov_len += conn->vals->create_mxac_size;
if (next_ptr)
*next_ptr = cpu_to_le32(next_off);
next_ptr = &mxac_ccontext->Next;
@@ -3292,7 +3380,7 @@
stat.ino, tcon->id);
le32_add_cpu(&rsp->CreateContextsLength,
conn->vals->create_disk_id_size);
- inc_rfc1001_len(rsp_org, conn->vals->create_disk_id_size);
+ iov_len += conn->vals->create_disk_id_size;
if (next_ptr)
*next_ptr = cpu_to_le32(next_off);
next_ptr = &disk_id_ccontext->Next;
@@ -3306,22 +3394,28 @@
fp);
le32_add_cpu(&rsp->CreateContextsLength,
conn->vals->create_posix_size);
- inc_rfc1001_len(rsp_org, conn->vals->create_posix_size);
+ iov_len += conn->vals->create_posix_size;
if (next_ptr)
*next_ptr = cpu_to_le32(next_off);
}
if (contxt_cnt > 0) {
rsp->CreateContextsOffset =
- cpu_to_le32(offsetof(struct smb2_create_rsp, Buffer)
- - 4);
+ cpu_to_le32(offsetof(struct smb2_create_rsp, Buffer));
}
err_out:
- if (file_present || created)
- path_put(&path);
- ksmbd_revert_fsids(work);
+ if (rc && (file_present || created))
+ ksmbd_vfs_kern_path_unlock(&parent_path, &path);
+
err_out1:
+ ksmbd_revert_fsids(work);
+
+err_out2:
+ if (!rc) {
+ ksmbd_update_fstate(&work->sess->file_table, fp, FP_INITED);
+ rc = ksmbd_iov_pin_rsp(work, (void *)rsp, iov_len);
+ }
if (rc) {
if (rc == -EINVAL)
rsp->hdr.Status = STATUS_INVALID_PARAMETER;
@@ -3348,14 +3442,13 @@
if (!rsp->hdr.Status)
rsp->hdr.Status = STATUS_UNEXPECTED_IO_ERROR;
- if (!fp || !fp->filename)
- kfree(name);
if (fp)
ksmbd_fd_put(work, fp);
smb2_set_err_rsp(work);
ksmbd_debug(SMB, "Error response: %x\n", rsp->hdr.Status);
}
+ kfree(name);
kfree(lc);
return 0;
@@ -3467,7 +3560,6 @@
* @conn: connection instance
* @info_level: smb information level
* @d_info: structure included variables for query dir
- * @user_ns: user namespace
* @ksmbd_kstat: ksmbd wrapper of dirent stat information
*
* if directory has many entries, find first can't read it fully.
@@ -3497,7 +3589,7 @@
goto free_conv_name;
}
- struct_sz = readdir_info_level_struct_sz(info_level) - 1 + conv_len;
+ struct_sz = readdir_info_level_struct_sz(info_level) + conv_len;
next_entry_offset = ALIGN(struct_sz, KSMBD_DIR_INFO_ALIGNMENT);
d_info->last_entry_off_align = next_entry_offset - struct_sz;
@@ -3624,16 +3716,21 @@
posix_info->AllocationSize = cpu_to_le64(ksmbd_kstat->kstat->blocks << 9);
posix_info->DeviceId = cpu_to_le32(ksmbd_kstat->kstat->rdev);
posix_info->HardLinks = cpu_to_le32(ksmbd_kstat->kstat->nlink);
- posix_info->Mode = cpu_to_le32(ksmbd_kstat->kstat->mode);
+ posix_info->Mode = cpu_to_le32(ksmbd_kstat->kstat->mode & 0777);
posix_info->Inode = cpu_to_le64(ksmbd_kstat->kstat->ino);
posix_info->DosAttributes =
S_ISDIR(ksmbd_kstat->kstat->mode) ? ATTR_DIRECTORY_LE : ATTR_ARCHIVE_LE;
if (d_info->hide_dot_file && d_info->name[0] == '.')
posix_info->DosAttributes |= ATTR_HIDDEN_LE;
+ /*
+ * SidBuffer(32) contain two sids(Domain sid(16), UNIX group sid(16)).
+ * UNIX sid(16) = revision(1) + num_subauth(1) + authority(6) +
+ * sub_auth(4 * 1(num_subauth)) + RID(4).
+ */
id_to_sid(from_kuid_munged(&init_user_ns, ksmbd_kstat->kstat->uid),
- SIDNFS_USER, (struct smb_sid *)&posix_info->SidBuffer[0]);
+ SIDUNIX_USER, (struct smb_sid *)&posix_info->SidBuffer[0]);
id_to_sid(from_kgid_munged(&init_user_ns, ksmbd_kstat->kstat->gid),
- SIDNFS_GROUP, (struct smb_sid *)&posix_info->SidBuffer[20]);
+ SIDUNIX_GROUP, (struct smb_sid *)&posix_info->SidBuffer[16]);
memcpy(posix_info->name, conv_name, conv_len);
posix_info->name_len = cpu_to_le32(conv_len);
posix_info->NextEntryOffset = cpu_to_le32(next_entry_offset);
@@ -3743,7 +3840,7 @@
return -EOPNOTSUPP;
conv_len = (d_info->name_len + 1) * 2;
- next_entry_offset = ALIGN(struct_sz - 1 + conv_len,
+ next_entry_offset = ALIGN(struct_sz + conv_len,
KSMBD_DIR_INFO_ALIGNMENT);
if (next_entry_offset > d_info->out_buf_len) {
@@ -3917,7 +4014,7 @@
{
struct ksmbd_conn *conn = work->conn;
struct smb2_query_directory_req *req;
- struct smb2_query_directory_rsp *rsp, *rsp_org;
+ struct smb2_query_directory_rsp *rsp;
struct ksmbd_share_config *share = work->tcon->share_conf;
struct ksmbd_file *dir_fp = NULL;
struct ksmbd_dir_info d_info;
@@ -3927,7 +4024,6 @@
int buffer_sz;
struct smb2_query_dir_private query_dir_private = {NULL, };
- rsp_org = work->response_buf;
WORK_BUFFERS(work, req, rsp);
if (ksmbd_override_fsids(work)) {
@@ -3942,9 +4038,7 @@
goto err_out2;
}
- dir_fp = ksmbd_lookup_fd_slow(work,
- le64_to_cpu(req->VolatileFileId),
- le64_to_cpu(req->PersistentFileId));
+ dir_fp = ksmbd_lookup_fd_slow(work, req->VolatileFileId, req->PersistentFileId);
if (!dir_fp) {
rc = -EBADF;
goto err_out2;
@@ -3954,8 +4048,7 @@
inode_permission(file_mnt_user_ns(dir_fp->filp),
file_inode(dir_fp->filp),
MAY_READ | MAY_EXEC)) {
- pr_err("no right to enumerate directory (%pd)\n",
- dir_fp->filp->f_path.dentry);
+ pr_err("no right to enumerate directory (%pD)\n", dir_fp->filp);
rc = -EACCES;
goto err_out2;
}
@@ -3978,8 +4071,6 @@
ksmbd_debug(SMB, "Search pattern is %s\n", srch_ptr);
}
- ksmbd_debug(SMB, "Directory name is %s\n", dir_fp->filename);
-
if (srch_flag & SMB2_REOPEN || srch_flag & SMB2_RESTART_SCANS) {
ksmbd_debug(SMB, "Restart directory scan\n");
generic_file_llseek(dir_fp->filp, 0, SEEK_SET);
@@ -4051,7 +4142,10 @@
rsp->OutputBufferOffset = cpu_to_le16(0);
rsp->OutputBufferLength = cpu_to_le32(0);
rsp->Buffer[0] = 0;
- inc_rfc1001_len(rsp_org, 9);
+ rc = ksmbd_iov_pin_rsp(work, (void *)rsp,
+ sizeof(struct smb2_query_directory_rsp));
+ if (rc)
+ goto err_out;
} else {
no_buf_len:
((struct file_directory_info *)
@@ -4063,7 +4157,11 @@
rsp->StructureSize = cpu_to_le16(9);
rsp->OutputBufferOffset = cpu_to_le16(72);
rsp->OutputBufferLength = cpu_to_le32(d_info.data_count);
- inc_rfc1001_len(rsp_org, 8 + d_info.data_count);
+ rc = ksmbd_iov_pin_rsp(work, (void *)rsp,
+ offsetof(struct smb2_query_directory_rsp, Buffer) +
+ d_info.data_count);
+ if (rc)
+ goto err_out;
}
kfree(srch_ptr);
@@ -4103,31 +4201,25 @@
* buffer_check_err() - helper function to check buffer errors
* @reqOutputBufferLength: max buffer length expected in command response
* @rsp: query info response buffer contains output buffer length
- * @infoclass_size: query info class response buffer size
+ * @rsp_org: base response buffer pointer in case of chained response
*
* Return: 0 on success, otherwise error
*/
static int buffer_check_err(int reqOutputBufferLength,
- struct smb2_query_info_rsp *rsp, int infoclass_size)
+ struct smb2_query_info_rsp *rsp,
+ void *rsp_org)
{
if (reqOutputBufferLength < le32_to_cpu(rsp->OutputBufferLength)) {
- if (reqOutputBufferLength < infoclass_size) {
- pr_err("Invalid Buffer Size Requested\n");
- rsp->hdr.Status = STATUS_INFO_LENGTH_MISMATCH;
- rsp->hdr.smb2_buf_length = cpu_to_be32(sizeof(struct smb2_hdr) - 4);
- return -EINVAL;
- }
-
- ksmbd_debug(SMB, "Buffer Overflow\n");
- rsp->hdr.Status = STATUS_BUFFER_OVERFLOW;
- rsp->hdr.smb2_buf_length = cpu_to_be32(sizeof(struct smb2_hdr) - 4 +
- reqOutputBufferLength);
- rsp->OutputBufferLength = cpu_to_le32(reqOutputBufferLength);
+ pr_err("Invalid Buffer Size Requested\n");
+ rsp->hdr.Status = STATUS_INFO_LENGTH_MISMATCH;
+ *(__be32 *)rsp_org = cpu_to_be32(sizeof(struct smb2_hdr));
+ return -EINVAL;
}
return 0;
}
-static void get_standard_info_pipe(struct smb2_query_info_rsp *rsp)
+static void get_standard_info_pipe(struct smb2_query_info_rsp *rsp,
+ void *rsp_org)
{
struct smb2_file_standard_info *sinfo;
@@ -4140,10 +4232,10 @@
sinfo->Directory = 0;
rsp->OutputBufferLength =
cpu_to_le32(sizeof(struct smb2_file_standard_info));
- inc_rfc1001_len(rsp, sizeof(struct smb2_file_standard_info));
}
-static void get_internal_info_pipe(struct smb2_query_info_rsp *rsp, u64 num)
+static void get_internal_info_pipe(struct smb2_query_info_rsp *rsp, u64 num,
+ void *rsp_org)
{
struct smb2_file_internal_info *file_info;
@@ -4153,12 +4245,12 @@
file_info->IndexNumber = cpu_to_le64(num | (1ULL << 63));
rsp->OutputBufferLength =
cpu_to_le32(sizeof(struct smb2_file_internal_info));
- inc_rfc1001_len(rsp, sizeof(struct smb2_file_internal_info));
}
static int smb2_get_info_file_pipe(struct ksmbd_session *sess,
struct smb2_query_info_req *req,
- struct smb2_query_info_rsp *rsp)
+ struct smb2_query_info_rsp *rsp,
+ void *rsp_org)
{
u64 id;
int rc;
@@ -4167,23 +4259,23 @@
* Windows can sometime send query file info request on
* pipe without opening it, checking error condition here
*/
- id = le64_to_cpu(req->VolatileFileId);
+ id = req->VolatileFileId;
if (!ksmbd_session_rpc_method(sess, id))
return -ENOENT;
ksmbd_debug(SMB, "FileInfoClass %u, FileId 0x%llx\n",
- req->FileInfoClass, le64_to_cpu(req->VolatileFileId));
+ req->FileInfoClass, req->VolatileFileId);
switch (req->FileInfoClass) {
case FILE_STANDARD_INFORMATION:
- get_standard_info_pipe(rsp);
+ get_standard_info_pipe(rsp, rsp_org);
rc = buffer_check_err(le32_to_cpu(req->OutputBufferLength),
- rsp, FILE_STANDARD_INFORMATION_SIZE);
+ rsp, rsp_org);
break;
case FILE_INTERNAL_INFORMATION:
- get_internal_info_pipe(rsp, id);
+ get_internal_info_pipe(rsp, id, rsp_org);
rc = buffer_check_err(le32_to_cpu(req->OutputBufferLength),
- rsp, FILE_INTERNAL_INFORMATION_SIZE);
+ rsp, rsp_org);
break;
default:
ksmbd_debug(SMB, "smb2_info_file_pipe for %u not supported\n",
@@ -4212,7 +4304,7 @@
int rc, name_len, value_len, xattr_list_len, idx;
ssize_t buf_free_len, alignment_bytes, next_offset, rsp_data_cnt = 0;
struct smb2_ea_info_req *ea_req = NULL;
- struct path *path;
+ const struct path *path;
struct user_namespace *user_ns = file_mnt_user_ns(fp->filp);
if (!(fp->daccess & FILE_READ_EA_LE)) {
@@ -4351,7 +4443,6 @@
if (rsp_data_cnt == 0)
rsp->hdr.Status = STATUS_NO_EAS_ON_FILE;
rsp->OutputBufferLength = cpu_to_le32(rsp_data_cnt);
- inc_rfc1001_len(rsp_org, rsp_data_cnt);
out:
kvfree(xattr_list);
return rc;
@@ -4366,7 +4457,6 @@
file_info->AccessFlags = fp->daccess;
rsp->OutputBufferLength =
cpu_to_le32(sizeof(struct smb2_file_access_info));
- inc_rfc1001_len(rsp_org, sizeof(struct smb2_file_access_info));
}
static int get_file_basic_info(struct smb2_query_info_rsp *rsp,
@@ -4396,7 +4486,6 @@
basic_info->Pad1 = 0;
rsp->OutputBufferLength =
cpu_to_le32(sizeof(struct smb2_file_basic_info));
- inc_rfc1001_len(rsp_org, sizeof(struct smb2_file_basic_info));
return 0;
}
@@ -4421,8 +4510,6 @@
sinfo->Directory = S_ISDIR(stat.mode) ? 1 : 0;
rsp->OutputBufferLength =
cpu_to_le32(sizeof(struct smb2_file_standard_info));
- inc_rfc1001_len(rsp_org,
- sizeof(struct smb2_file_standard_info));
}
static void get_file_alignment_info(struct smb2_query_info_rsp *rsp,
@@ -4434,8 +4521,6 @@
file_info->AlignmentRequirement = 0;
rsp->OutputBufferLength =
cpu_to_le32(sizeof(struct smb2_file_alignment_info));
- inc_rfc1001_len(rsp_org,
- sizeof(struct smb2_file_alignment_info));
}
static int get_file_all_info(struct ksmbd_work *work,
@@ -4458,9 +4543,9 @@
return -EACCES;
}
- filename = convert_to_nt_pathname(fp->filename);
- if (!filename)
- return -ENOMEM;
+ filename = convert_to_nt_pathname(work->tcon->share_conf, &fp->filp->f_path);
+ if (IS_ERR(filename))
+ return PTR_ERR(filename);
inode = file_inode(fp->filp);
generic_fillattr(file_mnt_user_ns(fp->filp), inode, &stat);
@@ -4499,7 +4584,6 @@
rsp->OutputBufferLength =
cpu_to_le32(sizeof(struct smb2_file_all_info) + conv_len - 1);
kfree(filename);
- inc_rfc1001_len(rsp_org, le32_to_cpu(rsp->OutputBufferLength));
return 0;
}
@@ -4522,7 +4606,6 @@
file_info->FileNameLength = cpu_to_le32(conv_len);
rsp->OutputBufferLength =
cpu_to_le32(sizeof(struct smb2_file_alt_name_info) + conv_len);
- inc_rfc1001_len(rsp_org, le32_to_cpu(rsp->OutputBufferLength));
}
static void get_file_stream_info(struct ksmbd_work *work,
@@ -4534,7 +4617,7 @@
struct smb2_file_stream_info *file_info;
char *stream_name, *xattr_list = NULL, *stream_buf;
struct kstat stat;
- struct path *path = &fp->filp->f_path;
+ const struct path *path = &fp->filp->f_path;
ssize_t xattr_list_len;
int nbytes = 0, streamlen, stream_name_len, next, idx = 0;
int buf_free_len;
@@ -4622,7 +4705,6 @@
kvfree(xattr_list);
rsp->OutputBufferLength = cpu_to_le32(nbytes);
- inc_rfc1001_len(rsp_org, nbytes);
}
static void get_file_internal_info(struct smb2_query_info_rsp *rsp,
@@ -4637,7 +4719,6 @@
file_info->IndexNumber = cpu_to_le64(stat.ino);
rsp->OutputBufferLength =
cpu_to_le32(sizeof(struct smb2_file_internal_info));
- inc_rfc1001_len(rsp_org, sizeof(struct smb2_file_internal_info));
}
static int get_file_network_open_info(struct smb2_query_info_rsp *rsp,
@@ -4673,7 +4754,6 @@
file_info->Reserved = cpu_to_le32(0);
rsp->OutputBufferLength =
cpu_to_le32(sizeof(struct smb2_file_ntwrk_info));
- inc_rfc1001_len(rsp_org, sizeof(struct smb2_file_ntwrk_info));
return 0;
}
@@ -4685,7 +4765,6 @@
file_info->EASize = 0;
rsp->OutputBufferLength =
cpu_to_le32(sizeof(struct smb2_file_ea_info));
- inc_rfc1001_len(rsp_org, sizeof(struct smb2_file_ea_info));
}
static void get_file_position_info(struct smb2_query_info_rsp *rsp,
@@ -4697,7 +4776,6 @@
file_info->CurrentByteOffset = cpu_to_le64(fp->filp->f_pos);
rsp->OutputBufferLength =
cpu_to_le32(sizeof(struct smb2_file_pos_info));
- inc_rfc1001_len(rsp_org, sizeof(struct smb2_file_pos_info));
}
static void get_file_mode_info(struct smb2_query_info_rsp *rsp,
@@ -4709,7 +4787,6 @@
file_info->Mode = fp->coption & FILE_MODE_INFO_MASK;
rsp->OutputBufferLength =
cpu_to_le32(sizeof(struct smb2_file_mode_info));
- inc_rfc1001_len(rsp_org, sizeof(struct smb2_file_mode_info));
}
static void get_file_compression_info(struct smb2_query_info_rsp *rsp,
@@ -4731,7 +4808,6 @@
rsp->OutputBufferLength =
cpu_to_le32(sizeof(struct smb2_file_comp_info));
- inc_rfc1001_len(rsp_org, sizeof(struct smb2_file_comp_info));
}
static int get_file_attribute_tag_info(struct smb2_query_info_rsp *rsp,
@@ -4750,16 +4826,17 @@
file_info->ReparseTag = 0;
rsp->OutputBufferLength =
cpu_to_le32(sizeof(struct smb2_file_attr_tag_info));
- inc_rfc1001_len(rsp_org, sizeof(struct smb2_file_attr_tag_info));
return 0;
}
-static int find_file_posix_info(struct smb2_query_info_rsp *rsp,
+static void find_file_posix_info(struct smb2_query_info_rsp *rsp,
struct ksmbd_file *fp, void *rsp_org)
{
struct smb311_posix_qinfo *file_info;
struct inode *inode = file_inode(fp->filp);
+ struct user_namespace *user_ns = file_mnt_user_ns(fp->filp);
u64 time;
+ int out_buf_len = sizeof(struct smb311_posix_qinfo) + 32;
file_info = (struct smb311_posix_qinfo *)rsp->Buffer;
file_info->CreationTime = cpu_to_le64(fp->create_time);
@@ -4774,32 +4851,44 @@
file_info->EndOfFile = cpu_to_le64(inode->i_size);
file_info->AllocationSize = cpu_to_le64(inode->i_blocks << 9);
file_info->HardLinks = cpu_to_le32(inode->i_nlink);
- file_info->Mode = cpu_to_le32(inode->i_mode);
+ file_info->Mode = cpu_to_le32(inode->i_mode & 0777);
file_info->DeviceId = cpu_to_le32(inode->i_rdev);
- rsp->OutputBufferLength =
- cpu_to_le32(sizeof(struct smb311_posix_qinfo));
- inc_rfc1001_len(rsp_org, sizeof(struct smb311_posix_qinfo));
- return 0;
+
+ /*
+ * Sids(32) contain two sids(Domain sid(16), UNIX group sid(16)).
+ * UNIX sid(16) = revision(1) + num_subauth(1) + authority(6) +
+ * sub_auth(4 * 1(num_subauth)) + RID(4).
+ */
+ id_to_sid(from_kuid_munged(&init_user_ns,
+ i_uid_into_mnt(user_ns, inode)),
+ SIDUNIX_USER,
+ (struct smb_sid *)&file_info->Sids[0]);
+ id_to_sid(from_kgid_munged(&init_user_ns,
+ i_gid_into_mnt(user_ns, inode)),
+ SIDUNIX_GROUP,
+ (struct smb_sid *)&file_info->Sids[16]);
+
+ rsp->OutputBufferLength = cpu_to_le32(out_buf_len);
}
static int smb2_get_info_file(struct ksmbd_work *work,
struct smb2_query_info_req *req,
- struct smb2_query_info_rsp *rsp, void *rsp_org)
+ struct smb2_query_info_rsp *rsp)
{
struct ksmbd_file *fp;
int fileinfoclass = 0;
int rc = 0;
- int file_infoclass_size;
unsigned int id = KSMBD_NO_FID, pid = KSMBD_NO_FID;
if (test_share_config_flag(work->tcon->share_conf,
KSMBD_SHARE_FLAG_PIPE)) {
/* smb2 info file called for pipe */
- return smb2_get_info_file_pipe(work->sess, req, rsp);
+ return smb2_get_info_file_pipe(work->sess, req, rsp,
+ work->response_buf);
}
if (work->next_smb2_rcv_hdr_off) {
- if (!has_file_id(le64_to_cpu(req->VolatileFileId))) {
+ if (!has_file_id(req->VolatileFileId)) {
ksmbd_debug(SMB, "Compound request set FID = %llu\n",
work->compound_fid);
id = work->compound_fid;
@@ -4808,8 +4897,8 @@
}
if (!has_file_id(id)) {
- id = le64_to_cpu(req->VolatileFileId);
- pid = le64_to_cpu(req->PersistentFileId);
+ id = req->VolatileFileId;
+ pid = req->PersistentFileId;
}
fp = ksmbd_lookup_fd_slow(work, id, pid);
@@ -4820,86 +4909,70 @@
switch (fileinfoclass) {
case FILE_ACCESS_INFORMATION:
- get_file_access_info(rsp, fp, rsp_org);
- file_infoclass_size = FILE_ACCESS_INFORMATION_SIZE;
+ get_file_access_info(rsp, fp, work->response_buf);
break;
case FILE_BASIC_INFORMATION:
- rc = get_file_basic_info(rsp, fp, rsp_org);
- file_infoclass_size = FILE_BASIC_INFORMATION_SIZE;
+ rc = get_file_basic_info(rsp, fp, work->response_buf);
break;
case FILE_STANDARD_INFORMATION:
- get_file_standard_info(rsp, fp, rsp_org);
- file_infoclass_size = FILE_STANDARD_INFORMATION_SIZE;
+ get_file_standard_info(rsp, fp, work->response_buf);
break;
case FILE_ALIGNMENT_INFORMATION:
- get_file_alignment_info(rsp, rsp_org);
- file_infoclass_size = FILE_ALIGNMENT_INFORMATION_SIZE;
+ get_file_alignment_info(rsp, work->response_buf);
break;
case FILE_ALL_INFORMATION:
- rc = get_file_all_info(work, rsp, fp, rsp_org);
- file_infoclass_size = FILE_ALL_INFORMATION_SIZE;
+ rc = get_file_all_info(work, rsp, fp, work->response_buf);
break;
case FILE_ALTERNATE_NAME_INFORMATION:
- get_file_alternate_info(work, rsp, fp, rsp_org);
- file_infoclass_size = FILE_ALTERNATE_NAME_INFORMATION_SIZE;
+ get_file_alternate_info(work, rsp, fp, work->response_buf);
break;
case FILE_STREAM_INFORMATION:
- get_file_stream_info(work, rsp, fp, rsp_org);
- file_infoclass_size = FILE_STREAM_INFORMATION_SIZE;
+ get_file_stream_info(work, rsp, fp, work->response_buf);
break;
case FILE_INTERNAL_INFORMATION:
- get_file_internal_info(rsp, fp, rsp_org);
- file_infoclass_size = FILE_INTERNAL_INFORMATION_SIZE;
+ get_file_internal_info(rsp, fp, work->response_buf);
break;
case FILE_NETWORK_OPEN_INFORMATION:
- rc = get_file_network_open_info(rsp, fp, rsp_org);
- file_infoclass_size = FILE_NETWORK_OPEN_INFORMATION_SIZE;
+ rc = get_file_network_open_info(rsp, fp, work->response_buf);
break;
case FILE_EA_INFORMATION:
- get_file_ea_info(rsp, rsp_org);
- file_infoclass_size = FILE_EA_INFORMATION_SIZE;
+ get_file_ea_info(rsp, work->response_buf);
break;
case FILE_FULL_EA_INFORMATION:
- rc = smb2_get_ea(work, fp, req, rsp, rsp_org);
- file_infoclass_size = FILE_FULL_EA_INFORMATION_SIZE;
+ rc = smb2_get_ea(work, fp, req, rsp, work->response_buf);
break;
case FILE_POSITION_INFORMATION:
- get_file_position_info(rsp, fp, rsp_org);
- file_infoclass_size = FILE_POSITION_INFORMATION_SIZE;
+ get_file_position_info(rsp, fp, work->response_buf);
break;
case FILE_MODE_INFORMATION:
- get_file_mode_info(rsp, fp, rsp_org);
- file_infoclass_size = FILE_MODE_INFORMATION_SIZE;
+ get_file_mode_info(rsp, fp, work->response_buf);
break;
case FILE_COMPRESSION_INFORMATION:
- get_file_compression_info(rsp, fp, rsp_org);
- file_infoclass_size = FILE_COMPRESSION_INFORMATION_SIZE;
+ get_file_compression_info(rsp, fp, work->response_buf);
break;
case FILE_ATTRIBUTE_TAG_INFORMATION:
- rc = get_file_attribute_tag_info(rsp, fp, rsp_org);
- file_infoclass_size = FILE_ATTRIBUTE_TAG_INFORMATION_SIZE;
+ rc = get_file_attribute_tag_info(rsp, fp, work->response_buf);
break;
case SMB_FIND_FILE_POSIX_INFO:
if (!work->tcon->posix_extensions) {
pr_err("client doesn't negotiate with SMB3.1.1 POSIX Extensions\n");
rc = -EOPNOTSUPP;
} else {
- rc = find_file_posix_info(rsp, fp, rsp_org);
- file_infoclass_size = sizeof(struct smb311_posix_qinfo);
+ find_file_posix_info(rsp, fp, work->response_buf);
}
break;
default:
@@ -4909,15 +4982,14 @@
}
if (!rc)
rc = buffer_check_err(le32_to_cpu(req->OutputBufferLength),
- rsp,
- file_infoclass_size);
+ rsp, work->response_buf);
ksmbd_fd_put(work, fp);
return rc;
}
static int smb2_get_info_filesystem(struct ksmbd_work *work,
struct smb2_query_info_req *req,
- struct smb2_query_info_rsp *rsp, void *rsp_org)
+ struct smb2_query_info_rsp *rsp)
{
struct ksmbd_session *sess = work->sess;
struct ksmbd_conn *conn = work->conn;
@@ -4926,7 +4998,6 @@
struct kstatfs stfs;
struct path path;
int rc = 0, len;
- int fs_infoclass_size = 0;
if (!share->path)
return -EIO;
@@ -4956,8 +5027,6 @@
info->DeviceType = cpu_to_le32(stfs.f_type);
info->DeviceCharacteristics = cpu_to_le32(0x00000020);
rsp->OutputBufferLength = cpu_to_le32(8);
- inc_rfc1001_len(rsp_org, 8);
- fs_infoclass_size = FS_DEVICE_INFORMATION_SIZE;
break;
}
case FS_ATTRIBUTE_INFORMATION:
@@ -4986,8 +5055,6 @@
info->FileSystemNameLen = cpu_to_le32(len);
sz = sizeof(struct filesystem_attribute_info) - 2 + len;
rsp->OutputBufferLength = cpu_to_le32(sz);
- inc_rfc1001_len(rsp_org, sz);
- fs_infoclass_size = FS_ATTRIBUTE_INFORMATION_SIZE;
break;
}
case FS_VOLUME_INFORMATION:
@@ -5014,8 +5081,6 @@
info->Reserved = 0;
sz = sizeof(struct filesystem_vol_info) - 2 + len;
rsp->OutputBufferLength = cpu_to_le32(sz);
- inc_rfc1001_len(rsp_org, sz);
- fs_infoclass_size = FS_VOLUME_INFORMATION_SIZE;
break;
}
case FS_SIZE_INFORMATION:
@@ -5028,8 +5093,6 @@
info->SectorsPerAllocationUnit = cpu_to_le32(1);
info->BytesPerSector = cpu_to_le32(stfs.f_bsize);
rsp->OutputBufferLength = cpu_to_le32(24);
- inc_rfc1001_len(rsp_org, 24);
- fs_infoclass_size = FS_SIZE_INFORMATION_SIZE;
break;
}
case FS_FULL_SIZE_INFORMATION:
@@ -5045,8 +5108,6 @@
info->SectorsPerAllocationUnit = cpu_to_le32(1);
info->BytesPerSector = cpu_to_le32(stfs.f_bsize);
rsp->OutputBufferLength = cpu_to_le32(32);
- inc_rfc1001_len(rsp_org, 32);
- fs_infoclass_size = FS_FULL_SIZE_INFORMATION_SIZE;
break;
}
case FS_OBJECT_ID_INFORMATION:
@@ -5066,8 +5127,6 @@
info->extended_info.rel_date = 0;
memcpy(info->extended_info.version_string, "1.1.0", strlen("1.1.0"));
rsp->OutputBufferLength = cpu_to_le32(64);
- inc_rfc1001_len(rsp_org, 64);
- fs_infoclass_size = FS_OBJECT_ID_INFORMATION_SIZE;
break;
}
case FS_SECTOR_SIZE_INFORMATION:
@@ -5089,8 +5148,6 @@
info->ByteOffsetForSectorAlignment = 0;
info->ByteOffsetForPartitionAlignment = 0;
rsp->OutputBufferLength = cpu_to_le32(28);
- inc_rfc1001_len(rsp_org, 28);
- fs_infoclass_size = FS_SECTOR_SIZE_INFORMATION_SIZE;
break;
}
case FS_CONTROL_INFORMATION:
@@ -5111,8 +5168,6 @@
info->DefaultQuotaLimit = cpu_to_le64(SMB2_NO_FID);
info->Padding = 0;
rsp->OutputBufferLength = cpu_to_le32(48);
- inc_rfc1001_len(rsp_org, 48);
- fs_infoclass_size = FS_CONTROL_INFORMATION_SIZE;
break;
}
case FS_POSIX_INFORMATION:
@@ -5132,8 +5187,6 @@
info->TotalFileNodes = cpu_to_le64(stfs.f_files);
info->FreeFileNodes = cpu_to_le64(stfs.f_ffree);
rsp->OutputBufferLength = cpu_to_le32(56);
- inc_rfc1001_len(rsp_org, 56);
- fs_infoclass_size = FS_POSIX_INFORMATION_SIZE;
}
break;
}
@@ -5142,15 +5195,14 @@
return -EOPNOTSUPP;
}
rc = buffer_check_err(le32_to_cpu(req->OutputBufferLength),
- rsp,
- fs_infoclass_size);
+ rsp, work->response_buf);
path_put(&path);
return rc;
}
static int smb2_get_info_sec(struct ksmbd_work *work,
struct smb2_query_info_req *req,
- struct smb2_query_info_rsp *rsp, void *rsp_org)
+ struct smb2_query_info_rsp *rsp)
{
struct ksmbd_file *fp;
struct user_namespace *user_ns;
@@ -5177,13 +5229,12 @@
secdesclen = sizeof(struct smb_ntsd);
rsp->OutputBufferLength = cpu_to_le32(secdesclen);
- inc_rfc1001_len(rsp_org, secdesclen);
return 0;
}
if (work->next_smb2_rcv_hdr_off) {
- if (!has_file_id(le64_to_cpu(req->VolatileFileId))) {
+ if (!has_file_id(req->VolatileFileId)) {
ksmbd_debug(SMB, "Compound request set FID = %llu\n",
work->compound_fid);
id = work->compound_fid;
@@ -5192,8 +5243,8 @@
}
if (!has_file_id(id)) {
- id = le64_to_cpu(req->VolatileFileId);
- pid = le64_to_cpu(req->PersistentFileId);
+ id = req->VolatileFileId;
+ pid = req->PersistentFileId;
}
fp = ksmbd_lookup_fd_slow(work, id, pid);
@@ -5222,7 +5273,6 @@
return rc;
rsp->OutputBufferLength = cpu_to_le32(secdesclen);
- inc_rfc1001_len(rsp_org, secdesclen);
return 0;
}
@@ -5235,10 +5285,9 @@
int smb2_query_info(struct ksmbd_work *work)
{
struct smb2_query_info_req *req;
- struct smb2_query_info_rsp *rsp, *rsp_org;
+ struct smb2_query_info_rsp *rsp;
int rc = 0;
- rsp_org = work->response_buf;
WORK_BUFFERS(work, req, rsp);
ksmbd_debug(SMB, "GOT query info request\n");
@@ -5246,15 +5295,15 @@
switch (req->InfoType) {
case SMB2_O_INFO_FILE:
ksmbd_debug(SMB, "GOT SMB2_O_INFO_FILE\n");
- rc = smb2_get_info_file(work, req, rsp, (void *)rsp_org);
+ rc = smb2_get_info_file(work, req, rsp);
break;
case SMB2_O_INFO_FILESYSTEM:
ksmbd_debug(SMB, "GOT SMB2_O_INFO_FILESYSTEM\n");
- rc = smb2_get_info_filesystem(work, req, rsp, (void *)rsp_org);
+ rc = smb2_get_info_filesystem(work, req, rsp);
break;
case SMB2_O_INFO_SECURITY:
ksmbd_debug(SMB, "GOT SMB2_O_INFO_SECURITY\n");
- rc = smb2_get_info_sec(work, req, rsp, (void *)rsp_org);
+ rc = smb2_get_info_sec(work, req, rsp);
break;
default:
ksmbd_debug(SMB, "InfoType %d not supported yet\n",
@@ -5262,6 +5311,14 @@
rc = -EOPNOTSUPP;
}
+ if (!rc) {
+ rsp->StructureSize = cpu_to_le16(9);
+ rsp->OutputBufferOffset = cpu_to_le16(72);
+ rc = ksmbd_iov_pin_rsp(work, (void *)rsp,
+ offsetof(struct smb2_query_info_rsp, Buffer) +
+ le32_to_cpu(rsp->OutputBufferLength));
+ }
+
if (rc < 0) {
if (rc == -EACCES)
rsp->hdr.Status = STATUS_ACCESS_DENIED;
@@ -5269,6 +5326,8 @@
rsp->hdr.Status = STATUS_FILE_CLOSED;
else if (rc == -EIO)
rsp->hdr.Status = STATUS_UNEXPECTED_IO_ERROR;
+ else if (rc == -ENOMEM)
+ rsp->hdr.Status = STATUS_INSUFFICIENT_RESOURCES;
else if (rc == -EOPNOTSUPP || rsp->hdr.Status == 0)
rsp->hdr.Status = STATUS_INVALID_INFO_CLASS;
smb2_set_err_rsp(work);
@@ -5277,9 +5336,6 @@
rc);
return rc;
}
- rsp->StructureSize = cpu_to_le16(9);
- rsp->OutputBufferOffset = cpu_to_le16(72);
- inc_rfc1001_len(rsp_org, 8);
return 0;
}
@@ -5292,10 +5348,12 @@
static noinline int smb2_close_pipe(struct ksmbd_work *work)
{
u64 id;
- struct smb2_close_req *req = work->request_buf;
- struct smb2_close_rsp *rsp = work->response_buf;
+ struct smb2_close_req *req;
+ struct smb2_close_rsp *rsp;
- id = le64_to_cpu(req->VolatileFileId);
+ WORK_BUFFERS(work, req, rsp);
+
+ id = req->VolatileFileId;
ksmbd_session_rpc_close(work->sess, id);
rsp->StructureSize = cpu_to_le16(60);
@@ -5308,8 +5366,9 @@
rsp->AllocationSize = 0;
rsp->EndOfFile = 0;
rsp->Attributes = 0;
- inc_rfc1001_len(rsp, 60);
- return 0;
+
+ return ksmbd_iov_pin_rsp(work, (void *)rsp,
+ sizeof(struct smb2_close_rsp));
}
/**
@@ -5324,14 +5383,12 @@
u64 sess_id;
struct smb2_close_req *req;
struct smb2_close_rsp *rsp;
- struct smb2_close_rsp *rsp_org;
struct ksmbd_conn *conn = work->conn;
struct ksmbd_file *fp;
struct inode *inode;
u64 time;
int err = 0;
- rsp_org = work->response_buf;
WORK_BUFFERS(work, req, rsp);
if (test_share_config_flag(work->tcon->share_conf,
@@ -5356,7 +5413,7 @@
}
if (work->next_smb2_rcv_hdr_off &&
- !has_file_id(le64_to_cpu(req->VolatileFileId))) {
+ !has_file_id(req->VolatileFileId)) {
if (!has_file_id(work->compound_fid)) {
/* file already closed, return FILE_CLOSED */
ksmbd_debug(SMB, "file already closed\n");
@@ -5375,7 +5432,7 @@
work->compound_pfid = KSMBD_NO_FID;
}
} else {
- volatile_id = le64_to_cpu(req->VolatileFileId);
+ volatile_id = req->VolatileFileId;
}
ksmbd_debug(SMB, "volatile_id = %llu\n", volatile_id);
@@ -5416,15 +5473,17 @@
err = ksmbd_close_fd(work, volatile_id);
out:
+ if (!err)
+ err = ksmbd_iov_pin_rsp(work, (void *)rsp,
+ sizeof(struct smb2_close_rsp));
+
if (err) {
if (rsp->hdr.Status == 0)
rsp->hdr.Status = STATUS_FILE_CLOSED;
smb2_set_err_rsp(work);
- } else {
- inc_rfc1001_len(rsp_org, 60);
}
- return 0;
+ return err;
}
/**
@@ -5435,55 +5494,31 @@
*/
int smb2_echo(struct ksmbd_work *work)
{
- struct smb2_echo_rsp *rsp = work->response_buf;
+ struct smb2_echo_rsp *rsp = smb2_get_msg(work->response_buf);
+
+ if (work->next_smb2_rcv_hdr_off)
+ rsp = ksmbd_resp_buf_next(work);
rsp->StructureSize = cpu_to_le16(4);
rsp->Reserved = 0;
- inc_rfc1001_len(rsp, 4);
- return 0;
+ return ksmbd_iov_pin_rsp(work, rsp, sizeof(struct smb2_echo_rsp));
}
static int smb2_rename(struct ksmbd_work *work,
struct ksmbd_file *fp,
- struct user_namespace *user_ns,
struct smb2_file_rename_info *file_info,
struct nls_table *local_nls)
{
struct ksmbd_share_config *share = fp->tcon->share_conf;
- char *new_name = NULL, *abs_oldname = NULL, *old_name = NULL;
- char *pathname = NULL;
- struct path path;
- bool file_present = true;
- int rc;
+ char *new_name = NULL;
+ int rc, flags = 0;
ksmbd_debug(SMB, "setting FILE_RENAME_INFO\n");
- pathname = kmalloc(PATH_MAX, GFP_KERNEL);
- if (!pathname)
- return -ENOMEM;
-
- abs_oldname = d_path(&fp->filp->f_path, pathname, PATH_MAX);
- if (IS_ERR(abs_oldname)) {
- rc = -EINVAL;
- goto out;
- }
- old_name = strrchr(abs_oldname, '/');
- if (old_name && old_name[1] != '\0') {
- old_name++;
- } else {
- ksmbd_debug(SMB, "can't get last component in path %s\n",
- abs_oldname);
- rc = -ENOENT;
- goto out;
- }
-
- new_name = smb2_get_name(share,
- file_info->FileName,
+ new_name = smb2_get_name(file_info->FileName,
le32_to_cpu(file_info->FileNameLength),
local_nls);
- if (IS_ERR(new_name)) {
- rc = PTR_ERR(new_name);
- goto out;
- }
+ if (IS_ERR(new_name))
+ return PTR_ERR(new_name);
if (strchr(new_name, ':')) {
int s_type;
@@ -5509,10 +5544,10 @@
if (rc)
goto out;
- rc = ksmbd_vfs_setxattr(user_ns,
- fp->filp->f_path.dentry,
+ rc = ksmbd_vfs_setxattr(file_mnt_user_ns(fp->filp),
+ &fp->filp->f_path,
xattr_stream_name,
- NULL, 0, 0);
+ NULL, 0, 0, true);
if (rc < 0) {
pr_err("failed to store stream name in xattr: %d\n",
rc);
@@ -5524,47 +5559,18 @@
}
ksmbd_debug(SMB, "new name %s\n", new_name);
- rc = ksmbd_vfs_kern_path(work, new_name, LOOKUP_NO_SYMLINKS, &path, 1);
- if (rc) {
- if (rc != -ENOENT)
- goto out;
- file_present = false;
- } else {
- path_put(&path);
- }
-
if (ksmbd_share_veto_filename(share, new_name)) {
rc = -ENOENT;
ksmbd_debug(SMB, "Can't rename vetoed file: %s\n", new_name);
goto out;
}
- if (file_info->ReplaceIfExists) {
- if (file_present) {
- rc = ksmbd_vfs_remove_file(work, new_name);
- if (rc) {
- if (rc != -ENOTEMPTY)
- rc = -EINVAL;
- ksmbd_debug(SMB, "cannot delete %s, rc %d\n",
- new_name, rc);
- goto out;
- }
- }
- } else {
- if (file_present &&
- strncmp(old_name, path.dentry->d_name.name, strlen(old_name))) {
- rc = -EEXIST;
- ksmbd_debug(SMB,
- "cannot rename already existing file\n");
- goto out;
- }
- }
+ if (!file_info->ReplaceIfExists)
+ flags = RENAME_NOREPLACE;
- rc = ksmbd_vfs_fp_rename(work, fp, new_name);
+ rc = ksmbd_vfs_rename(work, &fp->filp->f_path, new_name, flags);
out:
- kfree(pathname);
- if (!IS_ERR(new_name))
- kfree(new_name);
+ kfree(new_name);
return rc;
}
@@ -5575,8 +5581,8 @@
struct nls_table *local_nls)
{
char *link_name = NULL, *target_name = NULL, *pathname = NULL;
- struct path path;
- bool file_present = true;
+ struct path path, parent_path;
+ bool file_present = false;
int rc;
if (buf_len < (u64)sizeof(struct smb2_file_link_info) +
@@ -5588,8 +5594,7 @@
if (!pathname)
return -ENOMEM;
- link_name = smb2_get_name(share,
- file_info->FileName,
+ link_name = smb2_get_name(file_info->FileName,
le32_to_cpu(file_info->FileNameLength),
local_nls);
if (IS_ERR(link_name) || S_ISDIR(file_inode(filp)->i_mode)) {
@@ -5598,25 +5603,24 @@
}
ksmbd_debug(SMB, "link name is %s\n", link_name);
- target_name = d_path(&filp->f_path, pathname, PATH_MAX);
+ target_name = file_path(filp, pathname, PATH_MAX);
if (IS_ERR(target_name)) {
rc = -EINVAL;
goto out;
}
ksmbd_debug(SMB, "target name is %s\n", target_name);
- rc = ksmbd_vfs_kern_path(work, link_name, LOOKUP_NO_SYMLINKS, &path, 0);
+ rc = ksmbd_vfs_kern_path_locked(work, link_name, LOOKUP_NO_SYMLINKS,
+ &parent_path, &path, 0);
if (rc) {
if (rc != -ENOENT)
goto out;
- file_present = false;
- } else {
- path_put(&path);
- }
+ } else
+ file_present = true;
if (file_info->ReplaceIfExists) {
if (file_present) {
- rc = ksmbd_vfs_remove_file(work, link_name);
+ rc = ksmbd_vfs_remove_file(work, &path);
if (rc) {
rc = -EINVAL;
ksmbd_debug(SMB, "cannot delete %s\n",
@@ -5636,6 +5640,9 @@
if (rc)
rc = -EINVAL;
out:
+ if (file_present)
+ ksmbd_vfs_kern_path_unlock(&parent_path, &path);
+
if (!IS_ERR(link_name))
kfree(link_name);
kfree(pathname);
@@ -5702,8 +5709,8 @@
da.flags = XATTR_DOSINFO_ATTRIB | XATTR_DOSINFO_CREATE_TIME |
XATTR_DOSINFO_ITIME;
- rc = ksmbd_vfs_set_dos_attrib_xattr(user_ns,
- filp->f_path.dentry, &da);
+ rc = ksmbd_vfs_set_dos_attrib_xattr(user_ns, &filp->f_path, &da,
+ true);
if (rc)
ksmbd_debug(SMB,
"failed to restore file attribute in EA\n");
@@ -5767,8 +5774,7 @@
size = i_size_read(inode);
rc = ksmbd_vfs_truncate(work, fp, alloc_blks * 512);
if (rc) {
- pr_err("truncate failed! filename : %s, err %d\n",
- fp->filename, rc);
+ pr_err("truncate failed!, err %d\n", rc);
return rc;
}
if (size < alloc_blks * 512)
@@ -5798,12 +5804,10 @@
* truncated range.
*/
if (inode->i_sb->s_magic != MSDOS_SUPER_MAGIC) {
- ksmbd_debug(SMB, "filename : %s truncated to newsize %lld\n",
- fp->filename, newsize);
+ ksmbd_debug(SMB, "truncated to newsize %lld\n", newsize);
rc = ksmbd_vfs_truncate(work, fp, newsize);
if (rc) {
- ksmbd_debug(SMB, "truncate failed! filename : %s err %d\n",
- fp->filename, rc);
+ ksmbd_debug(SMB, "truncate failed!, err %d\n", rc);
if (rc != -EAGAIN)
rc = -EBADF;
return rc;
@@ -5816,12 +5820,6 @@
struct smb2_file_rename_info *rename_info,
unsigned int buf_len)
{
- struct user_namespace *user_ns;
- struct ksmbd_file *parent_fp;
- struct dentry *parent;
- struct dentry *dentry = fp->filp->f_path.dentry;
- int ret;
-
if (!(fp->daccess & FILE_DELETE_LE)) {
pr_err("no right to delete : 0x%x\n", fp->daccess);
return -EACCES;
@@ -5831,32 +5829,10 @@
le32_to_cpu(rename_info->FileNameLength))
return -EINVAL;
- user_ns = file_mnt_user_ns(fp->filp);
- if (ksmbd_stream_fd(fp))
- goto next;
+ if (!le32_to_cpu(rename_info->FileNameLength))
+ return -EINVAL;
- parent = dget_parent(dentry);
- ret = ksmbd_vfs_lock_parent(user_ns, parent, dentry);
- if (ret) {
- dput(parent);
- return ret;
- }
-
- parent_fp = ksmbd_lookup_fd_inode(d_inode(parent));
- inode_unlock(d_inode(parent));
- dput(parent);
-
- if (parent_fp) {
- if (parent_fp->daccess & FILE_DELETE_LE) {
- pr_err("parent dir is opened with delete access\n");
- ksmbd_fd_put(work, parent_fp);
- return -ESHARE;
- }
- ksmbd_fd_put(work, parent_fp);
- }
-next:
- return smb2_rename(work, fp, user_ns, rename_info,
- work->conn->local_nls);
+ return smb2_rename(work, fp, rename_info, work->conn->local_nls);
}
static int set_file_disposition_info(struct ksmbd_file *fp,
@@ -5931,7 +5907,7 @@
* smb2_set_info_file() - handler for smb2 set info command
* @work: smb work containing set info command buffer
* @fp: ksmbd_file pointer
- * @info_class: smb2 set info class
+ * @req: request buffer pointer
* @share: ksmbd_share_config pointer
*
* Return: 0 on success, otherwise error
@@ -6048,7 +6024,7 @@
fp->saccess |= FILE_SHARE_DELETE_LE;
return set_info_sec(fp->conn, fp->tcon, &fp->filp->f_path, pntsd,
- buf_len, false);
+ buf_len, false, true);
}
/**
@@ -6060,31 +6036,30 @@
int smb2_set_info(struct ksmbd_work *work)
{
struct smb2_set_info_req *req;
- struct smb2_set_info_rsp *rsp, *rsp_org;
+ struct smb2_set_info_rsp *rsp;
struct ksmbd_file *fp;
int rc = 0;
unsigned int id = KSMBD_NO_FID, pid = KSMBD_NO_FID;
ksmbd_debug(SMB, "Received set info request\n");
- rsp_org = work->response_buf;
if (work->next_smb2_rcv_hdr_off) {
req = ksmbd_req_buf_next(work);
rsp = ksmbd_resp_buf_next(work);
- if (!has_file_id(le64_to_cpu(req->VolatileFileId))) {
+ if (!has_file_id(req->VolatileFileId)) {
ksmbd_debug(SMB, "Compound request set FID = %llu\n",
work->compound_fid);
id = work->compound_fid;
pid = work->compound_pfid;
}
} else {
- req = work->request_buf;
- rsp = work->response_buf;
+ req = smb2_get_msg(work->request_buf);
+ rsp = smb2_get_msg(work->response_buf);
}
if (!has_file_id(id)) {
- id = le64_to_cpu(req->VolatileFileId);
- pid = le64_to_cpu(req->PersistentFileId);
+ id = req->VolatileFileId;
+ pid = req->PersistentFileId;
}
fp = ksmbd_lookup_fd_slow(work, id, pid);
@@ -6119,7 +6094,10 @@
goto err_out;
rsp->StructureSize = cpu_to_le16(2);
- inc_rfc1001_len(rsp_org, 2);
+ rc = ksmbd_iov_pin_rsp(work, (void *)rsp,
+ sizeof(struct smb2_set_info_rsp));
+ if (rc)
+ goto err_out;
ksmbd_fd_put(work, fp);
return 0;
@@ -6159,33 +6137,43 @@
int nbytes = 0, err;
u64 id;
struct ksmbd_rpc_command *rpc_resp;
- struct smb2_read_req *req = work->request_buf;
- struct smb2_read_rsp *rsp = work->response_buf;
+ struct smb2_read_req *req;
+ struct smb2_read_rsp *rsp;
- id = le64_to_cpu(req->VolatileFileId);
+ WORK_BUFFERS(work, req, rsp);
- inc_rfc1001_len(rsp, 16);
+ id = req->VolatileFileId;
+
rpc_resp = ksmbd_rpc_read(work->sess, id);
if (rpc_resp) {
+ void *aux_payload_buf;
+
if (rpc_resp->flags != KSMBD_RPC_OK) {
err = -EINVAL;
goto out;
}
- work->aux_payload_buf =
- kvmalloc(rpc_resp->payload_sz, GFP_KERNEL | __GFP_ZERO);
- if (!work->aux_payload_buf) {
+ aux_payload_buf =
+ kvmalloc(rpc_resp->payload_sz, GFP_KERNEL);
+ if (!aux_payload_buf) {
err = -ENOMEM;
goto out;
}
- memcpy(work->aux_payload_buf, rpc_resp->payload,
- rpc_resp->payload_sz);
+ memcpy(aux_payload_buf, rpc_resp->payload, rpc_resp->payload_sz);
nbytes = rpc_resp->payload_sz;
- work->resp_hdr_sz = get_rfc1002_len(rsp) + 4;
- work->aux_payload_sz = nbytes;
+ err = ksmbd_iov_pin_rsp_read(work, (void *)rsp,
+ offsetof(struct smb2_read_rsp, Buffer),
+ aux_payload_buf, nbytes);
+ if (err)
+ goto out;
kvfree(rpc_resp);
+ } else {
+ err = ksmbd_iov_pin_rsp(work, (void *)rsp,
+ offsetof(struct smb2_read_rsp, Buffer));
+ if (err)
+ goto out;
}
rsp->StructureSize = cpu_to_le16(17);
@@ -6194,7 +6182,6 @@
rsp->DataLength = cpu_to_le32(nbytes);
rsp->DataRemaining = 0;
rsp->Reserved2 = 0;
- inc_rfc1001_len(rsp, nbytes);
return 0;
out:
@@ -6204,30 +6191,46 @@
return err;
}
+static int smb2_set_remote_key_for_rdma(struct ksmbd_work *work,
+ struct smb2_buffer_desc_v1 *desc,
+ __le32 Channel,
+ __le16 ChannelInfoLength)
+{
+ unsigned int i, ch_count;
+
+ if (work->conn->dialect == SMB30_PROT_ID &&
+ Channel != SMB2_CHANNEL_RDMA_V1)
+ return -EINVAL;
+
+ ch_count = le16_to_cpu(ChannelInfoLength) / sizeof(*desc);
+ if (ksmbd_debug_types & KSMBD_DEBUG_RDMA) {
+ for (i = 0; i < ch_count; i++) {
+ pr_info("RDMA r/w request %#x: token %#x, length %#x\n",
+ i,
+ le32_to_cpu(desc[i].token),
+ le32_to_cpu(desc[i].length));
+ }
+ }
+ if (!ch_count)
+ return -EINVAL;
+
+ work->need_invalidate_rkey =
+ (Channel == SMB2_CHANNEL_RDMA_V1_INVALIDATE);
+ if (Channel == SMB2_CHANNEL_RDMA_V1_INVALIDATE)
+ work->remote_key = le32_to_cpu(desc->token);
+ return 0;
+}
+
static ssize_t smb2_read_rdma_channel(struct ksmbd_work *work,
struct smb2_read_req *req, void *data_buf,
size_t length)
{
- struct smb2_buffer_desc_v1 *desc =
- (struct smb2_buffer_desc_v1 *)&req->Buffer[0];
int err;
- if (work->conn->dialect == SMB30_PROT_ID &&
- req->Channel != SMB2_CHANNEL_RDMA_V1)
- return -EINVAL;
-
- if (req->ReadChannelInfoOffset == 0 ||
- le16_to_cpu(req->ReadChannelInfoLength) < sizeof(*desc))
- return -EINVAL;
-
- work->need_invalidate_rkey =
- (req->Channel == SMB2_CHANNEL_RDMA_V1_INVALIDATE);
- work->remote_key = le32_to_cpu(desc->token);
-
err = ksmbd_conn_rdma_write(work->conn, data_buf, length,
- le32_to_cpu(desc->token),
- le64_to_cpu(desc->offset),
- le32_to_cpu(desc->length));
+ (struct smb2_buffer_desc_v1 *)
+ ((char *)req + le16_to_cpu(req->ReadChannelInfoOffset)),
+ le16_to_cpu(req->ReadChannelInfoLength));
if (err)
return err;
@@ -6244,20 +6247,16 @@
{
struct ksmbd_conn *conn = work->conn;
struct smb2_read_req *req;
- struct smb2_read_rsp *rsp, *rsp_org;
+ struct smb2_read_rsp *rsp;
struct ksmbd_file *fp = NULL;
loff_t offset;
size_t length, mincount;
ssize_t nbytes = 0, remain_bytes = 0;
int err = 0;
-
- rsp_org = work->response_buf;
- WORK_BUFFERS(work, req, rsp);
- if (work->next_smb2_rcv_hdr_off) {
- work->send_no_response = 1;
- err = -EOPNOTSUPP;
- goto out;
- }
+ bool is_rdma_channel = false;
+ unsigned int max_read_size = conn->vals->max_read_size;
+ unsigned int id = KSMBD_NO_FID, pid = KSMBD_NO_FID;
+ void *aux_payload_buf;
if (test_share_config_flag(work->tcon->share_conf,
KSMBD_SHARE_FLAG_PIPE)) {
@@ -6265,8 +6264,48 @@
return smb2_read_pipe(work);
}
- fp = ksmbd_lookup_fd_slow(work, le64_to_cpu(req->VolatileFileId),
- le64_to_cpu(req->PersistentFileId));
+ if (work->next_smb2_rcv_hdr_off) {
+ req = ksmbd_req_buf_next(work);
+ rsp = ksmbd_resp_buf_next(work);
+ if (!has_file_id(req->VolatileFileId)) {
+ ksmbd_debug(SMB, "Compound request set FID = %llu\n",
+ work->compound_fid);
+ id = work->compound_fid;
+ pid = work->compound_pfid;
+ }
+ } else {
+ req = smb2_get_msg(work->request_buf);
+ rsp = smb2_get_msg(work->response_buf);
+ }
+
+ if (!has_file_id(id)) {
+ id = req->VolatileFileId;
+ pid = req->PersistentFileId;
+ }
+
+ if (req->Channel == SMB2_CHANNEL_RDMA_V1_INVALIDATE ||
+ req->Channel == SMB2_CHANNEL_RDMA_V1) {
+ is_rdma_channel = true;
+ max_read_size = get_smbd_max_read_write_size();
+ }
+
+ if (is_rdma_channel == true) {
+ unsigned int ch_offset = le16_to_cpu(req->ReadChannelInfoOffset);
+
+ if (ch_offset < offsetof(struct smb2_read_req, Buffer)) {
+ err = -EINVAL;
+ goto out;
+ }
+ err = smb2_set_remote_key_for_rdma(work,
+ (struct smb2_buffer_desc_v1 *)
+ ((char *)req + ch_offset),
+ req->Channel,
+ req->ReadChannelInfoLength);
+ if (err)
+ goto out;
+ }
+
+ fp = ksmbd_lookup_fd_slow(work, id, pid);
if (!fp) {
err = -ENOENT;
goto out;
@@ -6282,31 +6321,30 @@
length = le32_to_cpu(req->Length);
mincount = le32_to_cpu(req->MinimumCount);
- if (length > conn->vals->max_read_size) {
+ if (length > max_read_size) {
ksmbd_debug(SMB, "limiting read size to max size(%u)\n",
- conn->vals->max_read_size);
+ max_read_size);
err = -EINVAL;
goto out;
}
- ksmbd_debug(SMB, "filename %pd, offset %lld, len %zu\n",
- fp->filp->f_path.dentry, offset, length);
+ ksmbd_debug(SMB, "filename %pD, offset %lld, len %zu\n",
+ fp->filp, offset, length);
- work->aux_payload_buf = kvmalloc(length, GFP_KERNEL | __GFP_ZERO);
- if (!work->aux_payload_buf) {
+ aux_payload_buf = kvzalloc(length, GFP_KERNEL);
+ if (!aux_payload_buf) {
err = -ENOMEM;
goto out;
}
- nbytes = ksmbd_vfs_read(work, fp, length, &offset);
+ nbytes = ksmbd_vfs_read(work, fp, length, &offset, aux_payload_buf);
if (nbytes < 0) {
err = nbytes;
goto out;
}
if ((nbytes == 0 && length != 0) || nbytes < mincount) {
- kvfree(work->aux_payload_buf);
- work->aux_payload_buf = NULL;
+ kvfree(aux_payload_buf);
rsp->hdr.Status = STATUS_END_OF_FILE;
smb2_set_err_rsp(work);
ksmbd_fd_put(work, fp);
@@ -6316,15 +6354,13 @@
ksmbd_debug(SMB, "nbytes %zu, offset %lld mincount %zu\n",
nbytes, offset, mincount);
- if (req->Channel == SMB2_CHANNEL_RDMA_V1_INVALIDATE ||
- req->Channel == SMB2_CHANNEL_RDMA_V1) {
+ if (is_rdma_channel == true) {
/* write data to the client using rdma channel */
remain_bytes = smb2_read_rdma_channel(work, req,
- work->aux_payload_buf,
+ aux_payload_buf,
nbytes);
- kvfree(work->aux_payload_buf);
- work->aux_payload_buf = NULL;
-
+ kvfree(aux_payload_buf);
+ aux_payload_buf = NULL;
nbytes = 0;
if (remain_bytes < 0) {
err = (int)remain_bytes;
@@ -6338,10 +6374,11 @@
rsp->DataLength = cpu_to_le32(nbytes);
rsp->DataRemaining = cpu_to_le32(remain_bytes);
rsp->Reserved2 = 0;
- inc_rfc1001_len(rsp_org, 16);
- work->resp_hdr_sz = get_rfc1002_len(rsp_org) + 4;
- work->aux_payload_sz = nbytes;
- inc_rfc1001_len(rsp_org, nbytes);
+ err = ksmbd_iov_pin_rsp_read(work, (void *)rsp,
+ offsetof(struct smb2_read_rsp, Buffer),
+ aux_payload_buf, nbytes);
+ if (err)
+ goto out;
ksmbd_fd_put(work, fp);
return 0;
@@ -6376,33 +6413,31 @@
*/
static noinline int smb2_write_pipe(struct ksmbd_work *work)
{
- struct smb2_write_req *req = work->request_buf;
- struct smb2_write_rsp *rsp = work->response_buf;
+ struct smb2_write_req *req;
+ struct smb2_write_rsp *rsp;
struct ksmbd_rpc_command *rpc_resp;
u64 id = 0;
int err = 0, ret = 0;
char *data_buf;
size_t length;
+ WORK_BUFFERS(work, req, rsp);
+
length = le32_to_cpu(req->Length);
- id = le64_to_cpu(req->VolatileFileId);
+ id = req->VolatileFileId;
- if (le16_to_cpu(req->DataOffset) ==
- (offsetof(struct smb2_write_req, Buffer) - 4)) {
- data_buf = (char *)&req->Buffer[0];
- } else {
- if ((u64)le16_to_cpu(req->DataOffset) + length > get_rfc1002_len(req)) {
- pr_err("invalid write data offset %u, smb_len %u\n",
- le16_to_cpu(req->DataOffset),
- get_rfc1002_len(req));
- err = -EINVAL;
- goto out;
- }
-
- data_buf = (char *)(((char *)&req->hdr.ProtocolId) +
- le16_to_cpu(req->DataOffset));
+ if ((u64)le16_to_cpu(req->DataOffset) + length >
+ get_rfc1002_len(work->request_buf)) {
+ pr_err("invalid write data offset %u, smb_len %u\n",
+ le16_to_cpu(req->DataOffset),
+ get_rfc1002_len(work->request_buf));
+ err = -EINVAL;
+ goto out;
}
+ data_buf = (char *)(((char *)&req->hdr.ProtocolId) +
+ le16_to_cpu(req->DataOffset));
+
rpc_resp = ksmbd_rpc_write(work->sess, id, data_buf, length);
if (rpc_resp) {
if (rpc_resp->flags == KSMBD_RPC_ENOTIMPLEMENTED) {
@@ -6426,8 +6461,8 @@
rsp->DataLength = cpu_to_le32(length);
rsp->DataRemaining = 0;
rsp->Reserved2 = 0;
- inc_rfc1001_len(rsp, 16);
- return 0;
+ err = ksmbd_iov_pin_rsp(work, (void *)rsp,
+ offsetof(struct smb2_write_rsp, Buffer));
out:
if (err) {
rsp->hdr.Status = STATUS_INVALID_HANDLE;
@@ -6442,36 +6477,18 @@
struct ksmbd_file *fp,
loff_t offset, size_t length, bool sync)
{
- struct smb2_buffer_desc_v1 *desc;
char *data_buf;
int ret;
ssize_t nbytes;
- desc = (struct smb2_buffer_desc_v1 *)&req->Buffer[0];
-
- if (work->conn->dialect == SMB30_PROT_ID &&
- req->Channel != SMB2_CHANNEL_RDMA_V1)
- return -EINVAL;
-
- if (req->Length != 0 || req->DataOffset != 0)
- return -EINVAL;
-
- if (req->WriteChannelInfoOffset == 0 ||
- le16_to_cpu(req->WriteChannelInfoLength) < sizeof(*desc))
- return -EINVAL;
-
- work->need_invalidate_rkey =
- (req->Channel == SMB2_CHANNEL_RDMA_V1_INVALIDATE);
- work->remote_key = le32_to_cpu(desc->token);
-
- data_buf = kvmalloc(length, GFP_KERNEL | __GFP_ZERO);
+ data_buf = kvzalloc(length, GFP_KERNEL);
if (!data_buf)
return -ENOMEM;
ret = ksmbd_conn_rdma_read(work->conn, data_buf, length,
- le32_to_cpu(desc->token),
- le64_to_cpu(desc->offset),
- le32_to_cpu(desc->length));
+ (struct smb2_buffer_desc_v1 *)
+ ((char *)req + le16_to_cpu(req->WriteChannelInfoOffset)),
+ le16_to_cpu(req->WriteChannelInfoLength));
if (ret < 0) {
kvfree(data_buf);
return ret;
@@ -6494,16 +6511,16 @@
int smb2_write(struct ksmbd_work *work)
{
struct smb2_write_req *req;
- struct smb2_write_rsp *rsp, *rsp_org;
+ struct smb2_write_rsp *rsp;
struct ksmbd_file *fp = NULL;
loff_t offset;
size_t length;
ssize_t nbytes;
char *data_buf;
- bool writethrough = false;
+ bool writethrough = false, is_rdma_channel = false;
int err = 0;
+ unsigned int max_write_size = work->conn->vals->max_write_size;
- rsp_org = work->response_buf;
WORK_BUFFERS(work, req, rsp);
if (test_share_config_flag(work->tcon->share_conf, KSMBD_SHARE_FLAG_PIPE)) {
@@ -6511,14 +6528,40 @@
return smb2_write_pipe(work);
}
+ offset = le64_to_cpu(req->Offset);
+ length = le32_to_cpu(req->Length);
+
+ if (req->Channel == SMB2_CHANNEL_RDMA_V1 ||
+ req->Channel == SMB2_CHANNEL_RDMA_V1_INVALIDATE) {
+ is_rdma_channel = true;
+ max_write_size = get_smbd_max_read_write_size();
+ length = le32_to_cpu(req->RemainingBytes);
+ }
+
+ if (is_rdma_channel == true) {
+ unsigned int ch_offset = le16_to_cpu(req->WriteChannelInfoOffset);
+
+ if (req->Length != 0 || req->DataOffset != 0 ||
+ ch_offset < offsetof(struct smb2_write_req, Buffer)) {
+ err = -EINVAL;
+ goto out;
+ }
+ err = smb2_set_remote_key_for_rdma(work,
+ (struct smb2_buffer_desc_v1 *)
+ ((char *)req + ch_offset),
+ req->Channel,
+ req->WriteChannelInfoLength);
+ if (err)
+ goto out;
+ }
+
if (!test_tree_conn_flag(work->tcon, KSMBD_TREE_CONN_FLAG_WRITABLE)) {
ksmbd_debug(SMB, "User does not have write permission\n");
err = -EACCES;
goto out;
}
- fp = ksmbd_lookup_fd_slow(work, le64_to_cpu(req->VolatileFileId),
- le64_to_cpu(req->PersistentFileId));
+ fp = ksmbd_lookup_fd_slow(work, req->VolatileFileId, req->PersistentFileId);
if (!fp) {
err = -ENOENT;
goto out;
@@ -6530,41 +6573,29 @@
goto out;
}
- offset = le64_to_cpu(req->Offset);
- length = le32_to_cpu(req->Length);
-
- if (length > work->conn->vals->max_write_size) {
+ if (length > max_write_size) {
ksmbd_debug(SMB, "limiting write size to max size(%u)\n",
- work->conn->vals->max_write_size);
+ max_write_size);
err = -EINVAL;
goto out;
}
+ ksmbd_debug(SMB, "flags %u\n", le32_to_cpu(req->Flags));
if (le32_to_cpu(req->Flags) & SMB2_WRITEFLAG_WRITE_THROUGH)
writethrough = true;
- if (req->Channel != SMB2_CHANNEL_RDMA_V1 &&
- req->Channel != SMB2_CHANNEL_RDMA_V1_INVALIDATE) {
- if (le16_to_cpu(req->DataOffset) ==
- (offsetof(struct smb2_write_req, Buffer) - 4)) {
- data_buf = (char *)&req->Buffer[0];
- } else {
- if (le16_to_cpu(req->DataOffset) <
- offsetof(struct smb2_write_req, Buffer)) {
- err = -EINVAL;
- goto out;
- }
-
- data_buf = (char *)(((char *)&req->hdr.ProtocolId) +
- le16_to_cpu(req->DataOffset));
+ if (is_rdma_channel == false) {
+ if (le16_to_cpu(req->DataOffset) <
+ offsetof(struct smb2_write_req, Buffer)) {
+ err = -EINVAL;
+ goto out;
}
- ksmbd_debug(SMB, "flags %u\n", le32_to_cpu(req->Flags));
- if (le32_to_cpu(req->Flags) & SMB2_WRITEFLAG_WRITE_THROUGH)
- writethrough = true;
+ data_buf = (char *)(((char *)&req->hdr.ProtocolId) +
+ le16_to_cpu(req->DataOffset));
- ksmbd_debug(SMB, "filename %pd, offset %lld, len %zu\n",
- fp->filp->f_path.dentry, offset, length);
+ ksmbd_debug(SMB, "filename %pD, offset %lld, len %zu\n",
+ fp->filp, offset, length);
err = ksmbd_vfs_write(work, fp, data_buf, length, &offset,
writethrough, &nbytes);
if (err < 0)
@@ -6573,8 +6604,7 @@
/* read data from the client using rdma channel, and
* write the data.
*/
- nbytes = smb2_write_rdma_channel(work, req, fp, offset,
- le32_to_cpu(req->RemainingBytes),
+ nbytes = smb2_write_rdma_channel(work, req, fp, offset, length,
writethrough);
if (nbytes < 0) {
err = (int)nbytes;
@@ -6588,7 +6618,9 @@
rsp->DataLength = cpu_to_le32(nbytes);
rsp->DataRemaining = 0;
rsp->Reserved2 = 0;
- inc_rfc1001_len(rsp_org, 16);
+ err = ksmbd_iov_pin_rsp(work, rsp, offsetof(struct smb2_write_rsp, Buffer));
+ if (err)
+ goto out;
ksmbd_fd_put(work, fp);
return 0;
@@ -6622,32 +6654,24 @@
int smb2_flush(struct ksmbd_work *work)
{
struct smb2_flush_req *req;
- struct smb2_flush_rsp *rsp, *rsp_org;
+ struct smb2_flush_rsp *rsp;
int err;
- rsp_org = work->response_buf;
WORK_BUFFERS(work, req, rsp);
- ksmbd_debug(SMB, "SMB2_FLUSH called for fid %llu\n",
- le64_to_cpu(req->VolatileFileId));
+ ksmbd_debug(SMB, "SMB2_FLUSH called for fid %llu\n", req->VolatileFileId);
- err = ksmbd_vfs_fsync(work,
- le64_to_cpu(req->VolatileFileId),
- le64_to_cpu(req->PersistentFileId));
+ err = ksmbd_vfs_fsync(work, req->VolatileFileId, req->PersistentFileId);
if (err)
goto out;
rsp->StructureSize = cpu_to_le16(4);
rsp->Reserved = 0;
- inc_rfc1001_len(rsp_org, 4);
- return 0;
+ return ksmbd_iov_pin_rsp(work, rsp, sizeof(struct smb2_flush_rsp));
out:
- if (err) {
- rsp->hdr.Status = STATUS_INVALID_HANDLE;
- smb2_set_err_rsp(work);
- }
-
+ rsp->hdr.Status = STATUS_INVALID_HANDLE;
+ smb2_set_err_rsp(work);
return err;
}
@@ -6660,12 +6684,14 @@
int smb2_cancel(struct ksmbd_work *work)
{
struct ksmbd_conn *conn = work->conn;
- struct smb2_hdr *hdr = work->request_buf;
+ struct smb2_hdr *hdr = smb2_get_msg(work->request_buf);
struct smb2_hdr *chdr;
- struct ksmbd_work *cancel_work = NULL;
- int canceled = 0;
+ struct ksmbd_work *iter;
struct list_head *command_list;
+ if (work->next_smb2_rcv_hdr_off)
+ hdr = ksmbd_resp_buf_next(work);
+
ksmbd_debug(SMB, "smb2 cancel called on mid %llu, async flags 0x%x\n",
hdr->MessageId, hdr->Flags);
@@ -6673,11 +6699,11 @@
command_list = &conn->async_requests;
spin_lock(&conn->request_lock);
- list_for_each_entry(cancel_work, command_list,
+ list_for_each_entry(iter, command_list,
async_request_entry) {
- chdr = cancel_work->request_buf;
+ chdr = smb2_get_msg(iter->request_buf);
- if (cancel_work->async_id !=
+ if (iter->async_id !=
le64_to_cpu(hdr->Id.AsyncId))
continue;
@@ -6685,7 +6711,9 @@
"smb2 with AsyncId %llu cancelled command = 0x%x\n",
le64_to_cpu(hdr->Id.AsyncId),
le16_to_cpu(chdr->Command));
- canceled = 1;
+ iter->state = KSMBD_WORK_CANCELLED;
+ if (iter->cancel_fn)
+ iter->cancel_fn(iter->cancel_argv);
break;
}
spin_unlock(&conn->request_lock);
@@ -6693,29 +6721,23 @@
command_list = &conn->requests;
spin_lock(&conn->request_lock);
- list_for_each_entry(cancel_work, command_list, request_entry) {
- chdr = cancel_work->request_buf;
+ list_for_each_entry(iter, command_list, request_entry) {
+ chdr = smb2_get_msg(iter->request_buf);
if (chdr->MessageId != hdr->MessageId ||
- cancel_work == work)
+ iter == work)
continue;
ksmbd_debug(SMB,
"smb2 with mid %llu cancelled command = 0x%x\n",
le64_to_cpu(hdr->MessageId),
le16_to_cpu(chdr->Command));
- canceled = 1;
+ iter->state = KSMBD_WORK_CANCELLED;
break;
}
spin_unlock(&conn->request_lock);
}
- if (canceled) {
- cancel_work->state = KSMBD_WORK_CANCELLED;
- if (cancel_work->cancel_fn)
- cancel_work->cancel_fn(cancel_work->cancel_argv);
- }
-
/* For SMB2_CANCEL command itself send no response*/
work->send_no_response = 1;
return 0;
@@ -6775,7 +6797,7 @@
case SMB2_LOCKFLAG_UNLOCK:
ksmbd_debug(SMB, "received unlock request\n");
flock->fl_type = F_UNLCK;
- cmd = 0;
+ cmd = F_SETLK;
break;
}
@@ -6829,8 +6851,8 @@
*/
int smb2_lock(struct ksmbd_work *work)
{
- struct smb2_lock_req *req = work->request_buf;
- struct smb2_lock_rsp *rsp = work->response_buf;
+ struct smb2_lock_req *req;
+ struct smb2_lock_rsp *rsp;
struct smb2_lock_element *lock_ele;
struct ksmbd_file *fp = NULL;
struct file_lock *flock = NULL;
@@ -6847,13 +6869,12 @@
LIST_HEAD(rollback_list);
int prior_lock = 0;
+ WORK_BUFFERS(work, req, rsp);
+
ksmbd_debug(SMB, "Received lock request\n");
- fp = ksmbd_lookup_fd_slow(work,
- le64_to_cpu(req->VolatileFileId),
- le64_to_cpu(req->PersistentFileId));
+ fp = ksmbd_lookup_fd_slow(work, req->VolatileFileId, req->PersistentFileId);
if (!fp) {
- ksmbd_debug(SMB, "Invalid file id for lock : %llu\n",
- le64_to_cpu(req->VolatileFileId));
+ ksmbd_debug(SMB, "Invalid file id for lock : %llu\n", req->VolatileFileId);
err = -ENOENT;
goto out2;
}
@@ -6882,6 +6903,7 @@
if (lock_start > U64_MAX - lock_length) {
pr_err("Invalid lock range requested\n");
rsp->hdr.Status = STATUS_INVALID_LOCK_RANGE;
+ locks_free_lock(flock);
goto out;
}
@@ -6901,6 +6923,7 @@
"the end offset(%llx) is smaller than the start offset(%llx)\n",
flock->fl_end, flock->fl_start);
rsp->hdr.Status = STATUS_INVALID_LOCK_RANGE;
+ locks_free_lock(flock);
goto out;
}
@@ -6912,6 +6935,7 @@
flock->fl_type != F_UNLCK) {
pr_err("conflict two locks in one request\n");
err = -EINVAL;
+ locks_free_lock(flock);
goto out;
}
}
@@ -6920,6 +6944,7 @@
smb_lock = smb2_lock_init(flock, cmd, flags, &lock_list);
if (!smb_lock) {
err = -EINVAL;
+ locks_free_lock(flock);
goto out;
}
}
@@ -6951,7 +6976,7 @@
nolock = 1;
/* check locks in connection list */
- read_lock(&conn_list_lock);
+ down_read(&conn_list_lock);
list_for_each_entry(conn, &conn_list, conns_list) {
spin_lock(&conn->llist_lock);
list_for_each_entry_safe(cmp_lock, tmp2, &conn->lock_list, clist) {
@@ -6968,7 +6993,7 @@
list_del(&cmp_lock->flist);
list_del(&cmp_lock->clist);
spin_unlock(&conn->llist_lock);
- read_unlock(&conn_list_lock);
+ up_read(&conn_list_lock);
locks_free_lock(cmp_lock->fl);
kfree(cmp_lock);
@@ -6990,7 +7015,7 @@
cmp_lock->start > smb_lock->start &&
cmp_lock->start < smb_lock->end) {
spin_unlock(&conn->llist_lock);
- read_unlock(&conn_list_lock);
+ up_read(&conn_list_lock);
pr_err("previous lock conflict with zero byte lock range\n");
goto out;
}
@@ -6999,7 +7024,7 @@
smb_lock->start > cmp_lock->start &&
smb_lock->start < cmp_lock->end) {
spin_unlock(&conn->llist_lock);
- read_unlock(&conn_list_lock);
+ up_read(&conn_list_lock);
pr_err("current lock conflict with zero byte lock range\n");
goto out;
}
@@ -7010,14 +7035,14 @@
cmp_lock->end >= smb_lock->end)) &&
!cmp_lock->zero_len && !smb_lock->zero_len) {
spin_unlock(&conn->llist_lock);
- read_unlock(&conn_list_lock);
+ up_read(&conn_list_lock);
pr_err("Not allow lock operation on exclusive lock range\n");
goto out;
}
}
spin_unlock(&conn->llist_lock);
}
- read_unlock(&conn_list_lock);
+ up_read(&conn_list_lock);
out_check_cl:
if (smb_lock->fl->fl_type == F_UNLCK && nolock) {
pr_err("Try to unlock nolocked range\n");
@@ -7051,10 +7076,6 @@
ksmbd_debug(SMB,
"would have to wait for getting lock\n");
- spin_lock(&work->conn->llist_lock);
- list_add_tail(&smb_lock->clist,
- &work->conn->lock_list);
- spin_unlock(&work->conn->llist_lock);
list_add(&smb_lock->llist, &rollback_list);
argv = kmalloc(sizeof(void *), GFP_KERNEL);
@@ -7080,17 +7101,15 @@
ksmbd_vfs_posix_lock_wait(flock);
+ spin_lock(&fp->f_lock);
+ list_del(&work->fp_entry);
+ spin_unlock(&fp->f_lock);
+
if (work->state != KSMBD_WORK_ACTIVE) {
list_del(&smb_lock->llist);
- spin_lock(&work->conn->llist_lock);
- list_del(&smb_lock->clist);
- spin_unlock(&work->conn->llist_lock);
locks_free_lock(flock);
if (work->state == KSMBD_WORK_CANCELLED) {
- spin_lock(&fp->f_lock);
- list_del(&work->fp_entry);
- spin_unlock(&fp->f_lock);
rsp->hdr.Status =
STATUS_CANCELLED;
kfree(smb_lock);
@@ -7099,8 +7118,7 @@
work->send_no_response = 1;
goto out;
}
- init_smb2_rsp_hdr(work);
- smb2_set_err_rsp(work);
+
rsp->hdr.Status =
STATUS_RANGE_NOT_LOCKED;
kfree(smb_lock);
@@ -7108,22 +7126,16 @@
}
list_del(&smb_lock->llist);
- spin_lock(&work->conn->llist_lock);
- list_del(&smb_lock->clist);
- spin_unlock(&work->conn->llist_lock);
-
- spin_lock(&fp->f_lock);
- list_del(&work->fp_entry);
- spin_unlock(&fp->f_lock);
+ release_async_work(work);
goto retry;
} else if (!rc) {
+ list_add(&smb_lock->llist, &rollback_list);
spin_lock(&work->conn->llist_lock);
list_add_tail(&smb_lock->clist,
&work->conn->lock_list);
list_add_tail(&smb_lock->flist,
&fp->lock_list);
spin_unlock(&work->conn->llist_lock);
- list_add(&smb_lock->llist, &rollback_list);
ksmbd_debug(SMB, "successful in taking lock\n");
} else {
goto out;
@@ -7138,7 +7150,10 @@
ksmbd_debug(SMB, "successful in taking lock\n");
rsp->hdr.Status = STATUS_SUCCESS;
rsp->Reserved = 0;
- inc_rfc1001_len(rsp, 4);
+ err = ksmbd_iov_pin_rsp(work, rsp, sizeof(struct smb2_lock_rsp));
+ if (err)
+ goto out;
+
ksmbd_fd_put(work, fp);
return 0;
@@ -7157,7 +7172,7 @@
rlock->fl_start = smb_lock->start;
rlock->fl_end = smb_lock->end;
- rc = vfs_lock_file(filp, 0, rlock, NULL);
+ rc = vfs_lock_file(filp, F_SETLK, rlock, NULL);
if (rc)
pr_err("rollback unlock fail : %d\n", rc);
@@ -7209,8 +7224,8 @@
ci_rsp = (struct copychunk_ioctl_rsp *)&rsp->Buffer[0];
- rsp->VolatileFileId = cpu_to_le64(volatile_id);
- rsp->PersistentFileId = cpu_to_le64(persistent_id);
+ rsp->VolatileFileId = volatile_id;
+ rsp->PersistentFileId = persistent_id;
ci_rsp->ChunksWritten =
cpu_to_le32(ksmbd_server_side_copy_max_chunk_count());
ci_rsp->ChunkBytesWritten =
@@ -7331,15 +7346,10 @@
struct sockaddr_storage_rsp *sockaddr_storage;
unsigned int flags;
unsigned long long speed;
- struct sockaddr_in6 *csin6 = (struct sockaddr_in6 *)&conn->peer_addr;
rtnl_lock();
for_each_netdev(&init_net, netdev) {
- if (out_buf_len <
- nbytes + sizeof(struct network_interface_info_ioctl_rsp)) {
- rtnl_unlock();
- return -ENOSPC;
- }
+ bool ipv4_set = false;
if (netdev->type == ARPHRD_LOOPBACK)
continue;
@@ -7347,6 +7357,12 @@
flags = dev_get_flags(netdev);
if (!(flags & IFF_RUNNING))
continue;
+ipv6_retry:
+ if (out_buf_len <
+ nbytes + sizeof(struct network_interface_info_ioctl_rsp)) {
+ rtnl_unlock();
+ return -ENOSPC;
+ }
nii_rsp = (struct network_interface_info_ioctl_rsp *)
&rsp->Buffer[nbytes];
@@ -7379,8 +7395,7 @@
nii_rsp->SockAddr_Storage;
memset(sockaddr_storage, 0, 128);
- if (conn->peer_addr.ss_family == PF_INET ||
- ipv6_addr_v4mapped(&csin6->sin6_addr)) {
+ if (!ipv4_set) {
struct in_device *idev;
sockaddr_storage->Family = cpu_to_le16(INTERNETWORK);
@@ -7391,6 +7406,9 @@
continue;
sockaddr_storage->addr4.IPv4address =
idev_ipv4_address(idev);
+ nbytes += sizeof(struct network_interface_info_ioctl_rsp);
+ ipv4_set = true;
+ goto ipv6_retry;
} else {
struct inet6_dev *idev6;
struct inet6_ifaddr *ifa;
@@ -7412,9 +7430,8 @@
break;
}
sockaddr_storage->addr6.ScopeId = 0;
+ nbytes += sizeof(struct network_interface_info_ioctl_rsp);
}
-
- nbytes += sizeof(struct network_interface_info_ioctl_rsp);
}
rtnl_unlock();
@@ -7422,8 +7439,8 @@
if (nii_rsp)
nii_rsp->Next = 0;
- rsp->PersistentFileId = cpu_to_le64(SMB2_NO_FID);
- rsp->VolatileFileId = cpu_to_le64(SMB2_NO_FID);
+ rsp->PersistentFileId = SMB2_NO_FID;
+ rsp->VolatileFileId = SMB2_NO_FID;
return nbytes;
}
@@ -7577,7 +7594,8 @@
da.attr = le32_to_cpu(fp->f_ci->m_fattr);
ret = ksmbd_vfs_set_dos_attrib_xattr(user_ns,
- fp->filp->f_path.dentry, &da);
+ &fp->filp->f_path,
+ &da, true);
if (ret)
fp->f_ci->m_fattr = old_fattr;
}
@@ -7593,9 +7611,7 @@
{
struct ksmbd_file *fp;
- fp = ksmbd_lookup_fd_slow(work,
- le64_to_cpu(req->VolatileFileId),
- le64_to_cpu(req->PersistentFileId));
+ fp = ksmbd_lookup_fd_slow(work, req->VolatileFileId, req->PersistentFileId);
if (!fp)
return -ENOENT;
@@ -7616,28 +7632,27 @@
int smb2_ioctl(struct ksmbd_work *work)
{
struct smb2_ioctl_req *req;
- struct smb2_ioctl_rsp *rsp, *rsp_org;
+ struct smb2_ioctl_rsp *rsp;
unsigned int cnt_code, nbytes = 0, out_buf_len, in_buf_len;
u64 id = KSMBD_NO_FID;
struct ksmbd_conn *conn = work->conn;
int ret = 0;
- rsp_org = work->response_buf;
if (work->next_smb2_rcv_hdr_off) {
req = ksmbd_req_buf_next(work);
rsp = ksmbd_resp_buf_next(work);
- if (!has_file_id(le64_to_cpu(req->VolatileFileId))) {
+ if (!has_file_id(req->VolatileFileId)) {
ksmbd_debug(SMB, "Compound request set FID = %llu\n",
work->compound_fid);
id = work->compound_fid;
}
} else {
- req = work->request_buf;
- rsp = work->response_buf;
+ req = smb2_get_msg(work->request_buf);
+ rsp = smb2_get_msg(work->response_buf);
}
if (!has_file_id(id))
- id = le64_to_cpu(req->VolatileFileId);
+ id = req->VolatileFileId;
if (req->Flags != cpu_to_le32(SMB2_0_IOCTL_IS_FSCTL)) {
rsp->hdr.Status = STATUS_NOT_SUPPORTED;
@@ -7708,8 +7723,8 @@
goto out;
nbytes = sizeof(struct validate_negotiate_info_rsp);
- rsp->PersistentFileId = cpu_to_le64(SMB2_NO_FID);
- rsp->VolatileFileId = cpu_to_le64(SMB2_NO_FID);
+ rsp->PersistentFileId = SMB2_NO_FID;
+ rsp->VolatileFileId = SMB2_NO_FID;
break;
case FSCTL_QUERY_NETWORK_INTERFACE_INFO:
ret = fsctl_query_iface_info_ioctl(conn, rsp, out_buf_len);
@@ -7757,8 +7772,8 @@
(struct copychunk_ioctl_req *)&req->Buffer[0],
le32_to_cpu(req->CntCode),
le32_to_cpu(req->InputCount),
- le64_to_cpu(req->VolatileFileId),
- le64_to_cpu(req->PersistentFileId),
+ req->VolatileFileId,
+ req->PersistentFileId,
rsp);
break;
case FSCTL_SET_SPARSE:
@@ -7935,9 +7950,9 @@
rsp->Reserved = cpu_to_le16(0);
rsp->Flags = cpu_to_le32(0);
rsp->Reserved2 = cpu_to_le32(0);
- inc_rfc1001_len(rsp_org, 48 + nbytes);
-
- return 0;
+ ret = ksmbd_iov_pin_rsp(work, rsp, sizeof(struct smb2_ioctl_rsp) + nbytes);
+ if (!ret)
+ return ret;
out:
if (ret == -EACCES)
@@ -7962,8 +7977,8 @@
*/
static void smb20_oplock_break_ack(struct ksmbd_work *work)
{
- struct smb2_oplock_break *req = work->request_buf;
- struct smb2_oplock_break *rsp = work->response_buf;
+ struct smb2_oplock_break *req;
+ struct smb2_oplock_break *rsp;
struct ksmbd_file *fp;
struct oplock_info *opinfo = NULL;
__le32 err = 0;
@@ -7972,8 +7987,10 @@
char req_oplevel = 0, rsp_oplevel = 0;
unsigned int oplock_change_type;
- volatile_id = le64_to_cpu(req->VolatileFid);
- persistent_id = le64_to_cpu(req->PersistentFid);
+ WORK_BUFFERS(work, req, rsp);
+
+ volatile_id = req->VolatileFid;
+ persistent_id = req->PersistentFid;
req_oplevel = req->OplockLevel;
ksmbd_debug(OPLOCK, "v_id %llu, p_id %llu request oplock level %d\n",
volatile_id, persistent_id, req_oplevel);
@@ -8068,10 +8085,11 @@
rsp->OplockLevel = rsp_oplevel;
rsp->Reserved = 0;
rsp->Reserved2 = 0;
- rsp->VolatileFid = cpu_to_le64(volatile_id);
- rsp->PersistentFid = cpu_to_le64(persistent_id);
- inc_rfc1001_len(rsp, 24);
- return;
+ rsp->VolatileFid = volatile_id;
+ rsp->PersistentFid = persistent_id;
+ ret = ksmbd_iov_pin_rsp(work, rsp, sizeof(struct smb2_oplock_break));
+ if (!ret)
+ return;
err_out:
opinfo->op_state = OPLOCK_STATE_NONE;
@@ -8106,8 +8124,8 @@
static void smb21_lease_break_ack(struct ksmbd_work *work)
{
struct ksmbd_conn *conn = work->conn;
- struct smb2_lease_ack *req = work->request_buf;
- struct smb2_lease_ack *rsp = work->response_buf;
+ struct smb2_lease_ack *req;
+ struct smb2_lease_ack *rsp;
struct oplock_info *opinfo;
__le32 err = 0;
int ret = 0;
@@ -8115,6 +8133,8 @@
__le32 lease_state;
struct lease *lease;
+ WORK_BUFFERS(work, req, rsp);
+
ksmbd_debug(OPLOCK, "smb21 lease break, lease state(0x%x)\n",
le32_to_cpu(req->LeaseState));
opinfo = lookup_lease_in_table(conn, req->LeaseKey);
@@ -8201,6 +8221,11 @@
le32_to_cpu(req->LeaseState));
}
+ if (ret < 0) {
+ rsp->hdr.Status = err;
+ goto err_out;
+ }
+
lease_state = lease->state;
opinfo->op_state = OPLOCK_STATE_NONE;
wake_up_interruptible_all(&opinfo->oplock_q);
@@ -8208,22 +8233,17 @@
wake_up_interruptible_all(&opinfo->oplock_brk);
opinfo_put(opinfo);
- if (ret < 0) {
- rsp->hdr.Status = err;
- goto err_out;
- }
-
rsp->StructureSize = cpu_to_le16(36);
rsp->Reserved = 0;
rsp->Flags = 0;
memcpy(rsp->LeaseKey, req->LeaseKey, 16);
rsp->LeaseState = lease_state;
rsp->LeaseDuration = 0;
- inc_rfc1001_len(rsp, 36);
- return;
+ ret = ksmbd_iov_pin_rsp(work, rsp, sizeof(struct smb2_lease_ack));
+ if (!ret)
+ return;
err_out:
- opinfo->op_state = OPLOCK_STATE_NONE;
wake_up_interruptible_all(&opinfo->oplock_q);
atomic_dec(&opinfo->breaking_cnt);
wake_up_interruptible_all(&opinfo->oplock_brk);
@@ -8240,8 +8260,10 @@
*/
int smb2_oplock_break(struct ksmbd_work *work)
{
- struct smb2_oplock_break *req = work->request_buf;
- struct smb2_oplock_break *rsp = work->response_buf;
+ struct smb2_oplock_break *req;
+ struct smb2_oplock_break *rsp;
+
+ WORK_BUFFERS(work, req, rsp);
switch (le16_to_cpu(req->StructureSize)) {
case OP_BREAK_STRUCT_SIZE_20:
@@ -8293,7 +8315,7 @@
*/
bool smb2_is_sign_req(struct ksmbd_work *work, unsigned int command)
{
- struct smb2_hdr *rcv_hdr2 = work->request_buf;
+ struct smb2_hdr *rcv_hdr2 = smb2_get_msg(work->request_buf);
if ((rcv_hdr2->Flags & SMB2_FLAGS_SIGNED) &&
command != SMB2_NEGOTIATE_HE &&
@@ -8312,22 +8334,22 @@
*/
int smb2_check_sign_req(struct ksmbd_work *work)
{
- struct smb2_hdr *hdr, *hdr_org;
+ struct smb2_hdr *hdr;
char signature_req[SMB2_SIGNATURE_SIZE];
char signature[SMB2_HMACSHA256_SIZE];
struct kvec iov[1];
size_t len;
- hdr_org = hdr = work->request_buf;
+ hdr = smb2_get_msg(work->request_buf);
if (work->next_smb2_rcv_hdr_off)
hdr = ksmbd_req_buf_next(work);
if (!hdr->NextCommand && !work->next_smb2_rcv_hdr_off)
- len = be32_to_cpu(hdr_org->smb2_buf_length);
+ len = get_rfc1002_len(work->request_buf);
else if (hdr->NextCommand)
len = le32_to_cpu(hdr->NextCommand);
else
- len = be32_to_cpu(hdr_org->smb2_buf_length) -
+ len = get_rfc1002_len(work->request_buf) -
work->next_smb2_rcv_hdr_off;
memcpy(signature_req, hdr->Signature, SMB2_SIGNATURE_SIZE);
@@ -8355,43 +8377,20 @@
*/
void smb2_set_sign_rsp(struct ksmbd_work *work)
{
- struct smb2_hdr *hdr, *hdr_org;
- struct smb2_hdr *req_hdr;
+ struct smb2_hdr *hdr;
char signature[SMB2_HMACSHA256_SIZE];
- struct kvec iov[2];
- size_t len;
+ struct kvec *iov;
int n_vec = 1;
- hdr_org = hdr = work->response_buf;
- if (work->next_smb2_rsp_hdr_off)
- hdr = ksmbd_resp_buf_next(work);
-
- req_hdr = ksmbd_req_buf_next(work);
-
- if (!work->next_smb2_rsp_hdr_off) {
- len = get_rfc1002_len(hdr_org);
- if (req_hdr->NextCommand)
- len = ALIGN(len, 8);
- } else {
- len = get_rfc1002_len(hdr_org) - work->next_smb2_rsp_hdr_off;
- len = ALIGN(len, 8);
- }
-
- if (req_hdr->NextCommand)
- hdr->NextCommand = cpu_to_le32(len);
-
+ hdr = ksmbd_resp_buf_curr(work);
hdr->Flags |= SMB2_FLAGS_SIGNED;
memset(hdr->Signature, 0, SMB2_SIGNATURE_SIZE);
- iov[0].iov_base = (char *)&hdr->ProtocolId;
- iov[0].iov_len = len;
-
- if (work->aux_payload_sz) {
- iov[0].iov_len -= work->aux_payload_sz;
-
- iov[1].iov_base = work->aux_payload_buf;
- iov[1].iov_len = work->aux_payload_sz;
+ if (hdr->Command == SMB2_READ) {
+ iov = &work->iov[work->iov_idx - 1];
n_vec++;
+ } else {
+ iov = &work->iov[work->iov_idx];
}
if (!ksmbd_sign_smb2_pdu(work->conn, work->sess->sess_key, iov, n_vec,
@@ -8409,36 +8408,33 @@
{
struct ksmbd_conn *conn = work->conn;
char *signing_key;
- struct smb2_hdr *hdr, *hdr_org;
+ struct smb2_hdr *hdr;
struct channel *chann;
char signature_req[SMB2_SIGNATURE_SIZE];
char signature[SMB2_CMACAES_SIZE];
struct kvec iov[1];
size_t len;
- hdr_org = hdr = work->request_buf;
+ hdr = smb2_get_msg(work->request_buf);
if (work->next_smb2_rcv_hdr_off)
hdr = ksmbd_req_buf_next(work);
if (!hdr->NextCommand && !work->next_smb2_rcv_hdr_off)
- len = be32_to_cpu(hdr_org->smb2_buf_length);
+ len = get_rfc1002_len(work->request_buf);
else if (hdr->NextCommand)
len = le32_to_cpu(hdr->NextCommand);
else
- len = be32_to_cpu(hdr_org->smb2_buf_length) -
+ len = get_rfc1002_len(work->request_buf) -
work->next_smb2_rcv_hdr_off;
if (le16_to_cpu(hdr->Command) == SMB2_SESSION_SETUP_HE) {
signing_key = work->sess->smb3signingkey;
} else {
- read_lock(&work->sess->chann_lock);
chann = lookup_chann_list(work->sess, conn);
if (!chann) {
- read_unlock(&work->sess->chann_lock);
return 0;
}
signing_key = chann->smb3signingkey;
- read_unlock(&work->sess->chann_lock);
}
if (!signing_key) {
@@ -8470,62 +8466,41 @@
void smb3_set_sign_rsp(struct ksmbd_work *work)
{
struct ksmbd_conn *conn = work->conn;
- struct smb2_hdr *req_hdr;
- struct smb2_hdr *hdr, *hdr_org;
+ struct smb2_hdr *hdr;
struct channel *chann;
char signature[SMB2_CMACAES_SIZE];
- struct kvec iov[2];
+ struct kvec *iov;
int n_vec = 1;
- size_t len;
char *signing_key;
- hdr_org = hdr = work->response_buf;
- if (work->next_smb2_rsp_hdr_off)
- hdr = ksmbd_resp_buf_next(work);
-
- req_hdr = ksmbd_req_buf_next(work);
-
- if (!work->next_smb2_rsp_hdr_off) {
- len = get_rfc1002_len(hdr_org);
- if (req_hdr->NextCommand)
- len = ALIGN(len, 8);
- } else {
- len = get_rfc1002_len(hdr_org) - work->next_smb2_rsp_hdr_off;
- len = ALIGN(len, 8);
- }
+ hdr = ksmbd_resp_buf_curr(work);
if (conn->binding == false &&
le16_to_cpu(hdr->Command) == SMB2_SESSION_SETUP_HE) {
signing_key = work->sess->smb3signingkey;
} else {
- read_lock(&work->sess->chann_lock);
chann = lookup_chann_list(work->sess, work->conn);
if (!chann) {
- read_unlock(&work->sess->chann_lock);
return;
}
signing_key = chann->smb3signingkey;
- read_unlock(&work->sess->chann_lock);
}
if (!signing_key)
return;
- if (req_hdr->NextCommand)
- hdr->NextCommand = cpu_to_le32(len);
-
hdr->Flags |= SMB2_FLAGS_SIGNED;
memset(hdr->Signature, 0, SMB2_SIGNATURE_SIZE);
- iov[0].iov_base = (char *)&hdr->ProtocolId;
- iov[0].iov_len = len;
- if (work->aux_payload_sz) {
- iov[0].iov_len -= work->aux_payload_sz;
- iov[1].iov_base = work->aux_payload_buf;
- iov[1].iov_len = work->aux_payload_sz;
+
+ if (hdr->Command == SMB2_READ) {
+ iov = &work->iov[work->iov_idx - 1];
n_vec++;
+ } else {
+ iov = &work->iov[work->iov_idx];
}
- if (!ksmbd_sign_smb3_pdu(conn, signing_key, iov, n_vec, signature))
+ if (!ksmbd_sign_smb3_pdu(conn, signing_key, iov, n_vec,
+ signature))
memcpy(hdr->Signature, signature, SMB2_SIGNATURE_SIZE);
}
@@ -8547,7 +8522,7 @@
if (le16_to_cpu(req->Command) == SMB2_NEGOTIATE_HE &&
conn->preauth_info)
- ksmbd_gen_preauth_integrity_hash(conn, (char *)rsp,
+ ksmbd_gen_preauth_integrity_hash(conn, work->response_buf,
conn->preauth_info->Preauth_HashValue);
if (le16_to_cpu(rsp->Command) == SMB2_SESSION_SETUP_HE && sess) {
@@ -8565,18 +8540,18 @@
if (!hash_value)
return;
}
- ksmbd_gen_preauth_integrity_hash(conn, (char *)rsp,
+ ksmbd_gen_preauth_integrity_hash(conn, work->response_buf,
hash_value);
}
}
-static void fill_transform_hdr(struct smb2_transform_hdr *tr_hdr, char *old_buf,
- __le16 cipher_type)
+static void fill_transform_hdr(void *tr_buf, char *old_buf, __le16 cipher_type)
{
- struct smb2_hdr *hdr = (struct smb2_hdr *)old_buf;
+ struct smb2_transform_hdr *tr_hdr = tr_buf + 4;
+ struct smb2_hdr *hdr = smb2_get_msg(old_buf);
unsigned int orig_len = get_rfc1002_len(old_buf);
- memset(tr_hdr, 0, sizeof(struct smb2_transform_hdr));
+ /* tr_buf must be cleared by the caller */
tr_hdr->ProtocolId = SMB2_TRANSFORM_PROTO_NUM;
tr_hdr->OriginalMessageSize = cpu_to_le32(orig_len);
tr_hdr->Flags = cpu_to_le16(0x01);
@@ -8586,73 +8561,45 @@
else
get_random_bytes(&tr_hdr->Nonce, SMB3_AES_CCM_NONCE);
memcpy(&tr_hdr->SessionId, &hdr->SessionId, 8);
- inc_rfc1001_len(tr_hdr, sizeof(struct smb2_transform_hdr) - 4);
- inc_rfc1001_len(tr_hdr, orig_len);
+ inc_rfc1001_len(tr_buf, sizeof(struct smb2_transform_hdr));
+ inc_rfc1001_len(tr_buf, orig_len);
}
int smb3_encrypt_resp(struct ksmbd_work *work)
{
- char *buf = work->response_buf;
- struct smb2_transform_hdr *tr_hdr;
- struct kvec iov[3];
+ struct kvec *iov = work->iov;
int rc = -ENOMEM;
- int buf_size = 0, rq_nvec = 2 + (work->aux_payload_sz ? 1 : 0);
+ void *tr_buf;
- if (ARRAY_SIZE(iov) < rq_nvec)
- return -ENOMEM;
-
- tr_hdr = kzalloc(sizeof(struct smb2_transform_hdr), GFP_KERNEL);
- if (!tr_hdr)
+ tr_buf = kzalloc(sizeof(struct smb2_transform_hdr) + 4, GFP_KERNEL);
+ if (!tr_buf)
return rc;
/* fill transform header */
- fill_transform_hdr(tr_hdr, buf, work->conn->cipher_type);
+ fill_transform_hdr(tr_buf, work->response_buf, work->conn->cipher_type);
- iov[0].iov_base = tr_hdr;
- iov[0].iov_len = sizeof(struct smb2_transform_hdr);
- buf_size += iov[0].iov_len - 4;
+ iov[0].iov_base = tr_buf;
+ iov[0].iov_len = sizeof(struct smb2_transform_hdr) + 4;
+ work->tr_buf = tr_buf;
- iov[1].iov_base = buf + 4;
- iov[1].iov_len = get_rfc1002_len(buf);
- if (work->aux_payload_sz) {
- iov[1].iov_len = work->resp_hdr_sz - 4;
-
- iov[2].iov_base = work->aux_payload_buf;
- iov[2].iov_len = work->aux_payload_sz;
- buf_size += iov[2].iov_len;
- }
- buf_size += iov[1].iov_len;
- work->resp_hdr_sz = iov[1].iov_len;
-
- rc = ksmbd_crypt_message(work->conn, iov, rq_nvec, 1);
- if (rc)
- return rc;
-
- memmove(buf, iov[1].iov_base, iov[1].iov_len);
- tr_hdr->smb2_buf_length = cpu_to_be32(buf_size);
- work->tr_buf = tr_hdr;
-
- return rc;
+ return ksmbd_crypt_message(work, iov, work->iov_idx + 1, 1);
}
bool smb3_is_transform_hdr(void *buf)
{
- struct smb2_transform_hdr *trhdr = buf;
+ struct smb2_transform_hdr *trhdr = smb2_get_msg(buf);
return trhdr->ProtocolId == SMB2_TRANSFORM_PROTO_NUM;
}
int smb3_decrypt_req(struct ksmbd_work *work)
{
- struct ksmbd_conn *conn = work->conn;
struct ksmbd_session *sess;
char *buf = work->request_buf;
- struct smb2_hdr *hdr;
unsigned int pdu_length = get_rfc1002_len(buf);
struct kvec iov[2];
- int buf_data_size = pdu_length + 4 -
- sizeof(struct smb2_transform_hdr);
- struct smb2_transform_hdr *tr_hdr = (struct smb2_transform_hdr *)buf;
+ int buf_data_size = pdu_length - sizeof(struct smb2_transform_hdr);
+ struct smb2_transform_hdr *tr_hdr = smb2_get_msg(buf);
int rc = 0;
if (pdu_length < sizeof(struct smb2_transform_hdr) ||
@@ -8667,7 +8614,7 @@
return -ECONNABORTED;
}
- sess = ksmbd_session_lookup_all(conn, le64_to_cpu(tr_hdr->SessionId));
+ sess = ksmbd_session_lookup_all(work->conn, le64_to_cpu(tr_hdr->SessionId));
if (!sess) {
pr_err("invalid session id(%llx) in transform header\n",
le64_to_cpu(tr_hdr->SessionId));
@@ -8675,16 +8622,15 @@
}
iov[0].iov_base = buf;
- iov[0].iov_len = sizeof(struct smb2_transform_hdr);
- iov[1].iov_base = buf + sizeof(struct smb2_transform_hdr);
+ iov[0].iov_len = sizeof(struct smb2_transform_hdr) + 4;
+ iov[1].iov_base = buf + sizeof(struct smb2_transform_hdr) + 4;
iov[1].iov_len = buf_data_size;
- rc = ksmbd_crypt_message(conn, iov, 2, 0);
+ rc = ksmbd_crypt_message(work, iov, 2, 0);
if (rc)
return rc;
memmove(buf + 4, iov[1].iov_base, buf_data_size);
- hdr = (struct smb2_hdr *)buf;
- hdr->smb2_buf_length = cpu_to_be32(buf_data_size);
+ *(__be32 *)buf = cpu_to_be32(buf_data_size);
return rc;
}
@@ -8693,7 +8639,7 @@
{
struct ksmbd_conn *conn = work->conn;
struct ksmbd_session *sess = work->sess;
- struct smb2_hdr *rsp = work->response_buf;
+ struct smb2_hdr *rsp = smb2_get_msg(work->response_buf);
if (conn->dialect < SMB30_PROT_ID)
return false;
diff --git a/fs/ksmbd/smb2pdu.h b/fs/ksmbd/smb2pdu.h
index fa1cd55..912bd94 100644
--- a/fs/ksmbd/smb2pdu.h
+++ b/fs/ksmbd/smb2pdu.h
@@ -109,6 +109,7 @@
#define SMB2_PROTO_NUMBER cpu_to_le32(0x424d53fe) /* 'B''M''S' */
#define SMB2_TRANSFORM_PROTO_NUM cpu_to_le32(0x424d53fd)
+#define SMB2_COMPRESSION_TRANSFORM_ID cpu_to_le32(0x424d53fc)
#define SMB21_DEFAULT_IOSIZE (1024 * 1024)
#define SMB3_DEFAULT_IOSIZE (4 * 1024 * 1024)
@@ -131,11 +132,6 @@
cpu_to_le16(__SMB2_HEADER_STRUCTURE_SIZE)
struct smb2_hdr {
- __be32 smb2_buf_length; /* big endian on wire */
- /*
- * length is only two or three bytes - with
- * one or two byte type preceding it that MBZ
- */
__le32 ProtocolId; /* 0xFE 'S' 'M' 'B' */
__le16 StructureSize; /* 64 */
__le16 CreditCharge; /* MBZ */
@@ -165,11 +161,6 @@
#define SMB3_AES_GCM_NONCE 12
struct smb2_transform_hdr {
- __be32 smb2_buf_length; /* big endian on wire */
- /*
- * length is only two or three bytes - with
- * one or two byte type preceding it that MBZ
- */
__le32 ProtocolId; /* 0xFD 'S' 'M' 'B' */
__u8 Signature[16];
__u8 Nonce[16];
@@ -254,14 +245,14 @@
__u8 Preauth_HashValue[PREAUTH_HASHVALUE_SIZE];
};
-/* offset is sizeof smb2_negotiate_rsp - 4 but rounded up to 8 bytes. */
+/* offset is sizeof smb2_negotiate_rsp but rounded up to 8 bytes. */
#ifdef CONFIG_SMB_SERVER_KERBEROS5
-/* sizeof(struct smb2_negotiate_rsp) - 4 =
+/* sizeof(struct smb2_negotiate_rsp) =
* header(64) + response(64) + GSS_LENGTH(96) + GSS_PADDING(0)
*/
#define OFFSET_OF_NEG_CONTEXT 0xe0
#else
-/* sizeof(struct smb2_negotiate_rsp) - 4 =
+/* sizeof(struct smb2_negotiate_rsp) =
* header(64) + response(64) + GSS_LENGTH(74) + GSS_PADDING(6)
*/
#define OFFSET_OF_NEG_CONTEXT 0xd0
@@ -629,6 +620,8 @@
__u8 Buffer[0];
} __packed;
+#define SMB2_SESSION_TIMEOUT (10 * HZ)
+
struct create_durable_req_v2 {
struct create_context ccontext;
__u8 Name[8];
@@ -644,8 +637,8 @@
union {
__u8 Reserved[16];
struct {
- __le64 PersistentFileId;
- __le64 VolatileFileId;
+ __u64 PersistentFileId;
+ __u64 VolatileFileId;
} Fid;
} Data;
} __packed;
@@ -654,8 +647,8 @@
struct create_context ccontext;
__u8 Name[8];
struct {
- __le64 PersistentFileId;
- __le64 VolatileFileId;
+ __u64 PersistentFileId;
+ __u64 VolatileFileId;
} Fid;
__u8 CreateGuid[16];
__le32 Flags;
@@ -734,7 +727,8 @@
__le32 nlink;
__le32 reparse_tag;
__le32 mode;
- u8 SidBuffer[40];
+ /* SidBuffer contain two sids(Domain sid(28), UNIX group sid(16)) */
+ u8 SidBuffer[44];
} __packed;
#define SMB2_LEASE_NONE_LE cpu_to_le32(0x00)
@@ -743,23 +737,23 @@
#define SMB2_LEASE_WRITE_CACHING_LE cpu_to_le32(0x04)
#define SMB2_LEASE_FLAG_BREAK_IN_PROGRESS_LE cpu_to_le32(0x02)
+#define SMB2_LEASE_FLAG_PARENT_LEASE_KEY_SET_LE cpu_to_le32(0x04)
+
+#define SMB2_LEASE_KEY_SIZE 16
struct lease_context {
- __le64 LeaseKeyLow;
- __le64 LeaseKeyHigh;
+ __u8 LeaseKey[SMB2_LEASE_KEY_SIZE];
__le32 LeaseState;
__le32 LeaseFlags;
__le64 LeaseDuration;
} __packed;
struct lease_context_v2 {
- __le64 LeaseKeyLow;
- __le64 LeaseKeyHigh;
+ __u8 LeaseKey[SMB2_LEASE_KEY_SIZE];
__le32 LeaseState;
__le32 LeaseFlags;
__le64 LeaseDuration;
- __le64 ParentLeaseKeyLow;
- __le64 ParentLeaseKeyHigh;
+ __u8 ParentLeaseKey[SMB2_LEASE_KEY_SIZE];
__le16 Epoch;
__le16 Reserved;
} __packed;
@@ -900,8 +894,8 @@
__le16 StructureSize; /* Must be 57 */
__le16 Reserved; /* offset from start of SMB2 header to write data */
__le32 CntCode;
- __le64 PersistentFileId;
- __le64 VolatileFileId;
+ __u64 PersistentFileId;
+ __u64 VolatileFileId;
__le32 InputOffset; /* Reserved MBZ */
__le32 InputCount;
__le32 MaxInputResponse;
@@ -918,8 +912,8 @@
__le16 StructureSize; /* Must be 49 */
__le16 Reserved; /* offset from start of SMB2 header to write data */
__le32 CntCode;
- __le64 PersistentFileId;
- __le64 VolatileFileId;
+ __u64 PersistentFileId;
+ __u64 VolatileFileId;
__le32 InputOffset; /* Reserved MBZ */
__le32 InputCount;
__le32 OutputOffset;
@@ -988,7 +982,7 @@
} __packed;
struct resume_key_ioctl_rsp {
- __le64 ResumeKey[3];
+ __u64 ResumeKey[3];
__le32 ContextLength;
__u8 Context[4]; /* ignored, Windows sets to 4 bytes of zero */
} __packed;
@@ -1100,8 +1094,8 @@
__le16 StructureSize; /* Must be 48 */
__le16 LockCount;
__le32 Reserved;
- __le64 PersistentFileId;
- __le64 VolatileFileId;
+ __u64 PersistentFileId;
+ __u64 VolatileFileId;
/* Followed by at least one */
struct smb2_lock_element locks[1];
} __packed;
@@ -1136,8 +1130,8 @@
__u8 FileInformationClass;
__u8 Flags;
__le32 FileIndex;
- __le64 PersistentFileId;
- __le64 VolatileFileId;
+ __u64 PersistentFileId;
+ __u64 VolatileFileId;
__le16 FileNameOffset;
__le16 FileNameLength;
__le32 OutputBufferLength;
@@ -1183,8 +1177,8 @@
__le32 InputBufferLength;
__le32 AdditionalInformation;
__le32 Flags;
- __le64 PersistentFileId;
- __le64 VolatileFileId;
+ __u64 PersistentFileId;
+ __u64 VolatileFileId;
__u8 Buffer[1];
} __packed;
@@ -1205,8 +1199,8 @@
__le16 BufferOffset;
__u16 Reserved;
__le32 AdditionalInformation;
- __le64 PersistentFileId;
- __le64 VolatileFileId;
+ __u64 PersistentFileId;
+ __u64 VolatileFileId;
__u8 Buffer[1];
} __packed;
@@ -1628,9 +1622,10 @@
__le32 HardLinks;
__le32 ReparseTag;
__le32 Mode;
- u8 SidBuffer[40];
+ /* SidBuffer contain two sids (UNIX user sid(16), UNIX group sid(16)) */
+ u8 SidBuffer[32];
__le32 name_len;
- u8 name[1];
+ u8 name[];
/*
* var sized owner SID
* var sized group SID
@@ -1672,6 +1667,7 @@
struct file_lock *smb_flock_init(struct file *f);
int setup_async_work(struct ksmbd_work *work, void (*fn)(void **),
void **arg);
+void release_async_work(struct ksmbd_work *work);
void smb2_send_interim_resp(struct ksmbd_work *work, __le32 status);
struct channel *lookup_chann_list(struct ksmbd_session *sess,
struct ksmbd_conn *conn);
@@ -1681,6 +1677,7 @@
int smb3_encrypt_resp(struct ksmbd_work *work);
bool smb3_11_final_sess_setup_resp(struct ksmbd_work *work);
int smb2_set_rsp_credits(struct ksmbd_work *work);
+bool smb3_encryption_negotiated(struct ksmbd_conn *conn);
/* smb2 misc functions */
int ksmbd_smb2_check_message(struct ksmbd_work *work);
@@ -1707,4 +1704,13 @@
int smb2_oplock_break(struct ksmbd_work *work);
int smb2_notify(struct ksmbd_work *ksmbd_work);
+/*
+ * Get the body of the smb2 message excluding the 4 byte rfc1002 headers
+ * from request/response buffer.
+ */
+static inline void *smb2_get_msg(void *buf)
+{
+ return buf + 4;
+}
+
#endif /* _SMB2PDU_H */
diff --git a/fs/ksmbd/smb_common.c b/fs/ksmbd/smb_common.c
index af583e4..e90a1e8 100644
--- a/fs/ksmbd/smb_common.c
+++ b/fs/ksmbd/smb_common.c
@@ -134,7 +134,7 @@
*/
int ksmbd_verify_smb_message(struct ksmbd_work *work)
{
- struct smb2_hdr *smb2_hdr = work->request_buf + work->next_smb2_rcv_hdr_off;
+ struct smb2_hdr *smb2_hdr = ksmbd_req_buf_next(work);
struct smb_hdr *hdr;
if (smb2_hdr->ProtocolId == SMB2_PROTO_NUMBER)
@@ -158,7 +158,23 @@
*/
bool ksmbd_smb_request(struct ksmbd_conn *conn)
{
- return conn->request_buf[0] == 0;
+ __le32 *proto;
+
+ if (conn->request_buf[0] != 0)
+ return false;
+
+ proto = (__le32 *)smb2_get_msg(conn->request_buf);
+ if (*proto == SMB2_COMPRESSION_TRANSFORM_ID) {
+ pr_err_ratelimited("smb2 compression not support yet");
+ return false;
+ }
+
+ if (*proto != SMB1_PROTO_NUMBER &&
+ *proto != SMB2_PROTO_NUMBER &&
+ *proto != SMB2_TRANSFORM_PROTO_NUM)
+ return false;
+
+ return true;
}
static bool supported_protocol(int idx)
@@ -243,18 +259,18 @@
static int ksmbd_negotiate_smb_dialect(void *buf)
{
int smb_buf_length = get_rfc1002_len(buf);
- __le32 proto = ((struct smb2_hdr *)buf)->ProtocolId;
+ __le32 proto = ((struct smb2_hdr *)smb2_get_msg(buf))->ProtocolId;
if (proto == SMB2_PROTO_NUMBER) {
struct smb2_negotiate_req *req;
int smb2_neg_size =
- offsetof(struct smb2_negotiate_req, Dialects) - 4;
+ offsetof(struct smb2_negotiate_req, Dialects);
- req = (struct smb2_negotiate_req *)buf;
+ req = (struct smb2_negotiate_req *)smb2_get_msg(buf);
if (smb2_neg_size > smb_buf_length)
goto err_out;
- if (smb2_neg_size + le16_to_cpu(req->DialectCount) * sizeof(__le16) >
+ if (struct_size(req, Dialects, le16_to_cpu(req->DialectCount)) >
smb_buf_length)
goto err_out;
@@ -283,18 +299,127 @@
return BAD_PROT_ID;
}
+#define SMB_COM_NEGOTIATE_EX 0x0
+
+/**
+ * get_smb1_cmd_val() - get smb command value from smb header
+ * @work: smb work containing smb header
+ *
+ * Return: smb command value
+ */
+static u16 get_smb1_cmd_val(struct ksmbd_work *work)
+{
+ return SMB_COM_NEGOTIATE_EX;
+}
+
+/**
+ * init_smb1_rsp_hdr() - initialize smb negotiate response header
+ * @work: smb work containing smb request
+ *
+ * Return: 0 on success, otherwise -EINVAL
+ */
+static int init_smb1_rsp_hdr(struct ksmbd_work *work)
+{
+ struct smb_hdr *rsp_hdr = (struct smb_hdr *)work->response_buf;
+ struct smb_hdr *rcv_hdr = (struct smb_hdr *)work->request_buf;
+
+ rsp_hdr->Command = SMB_COM_NEGOTIATE;
+ *(__le32 *)rsp_hdr->Protocol = SMB1_PROTO_NUMBER;
+ rsp_hdr->Flags = SMBFLG_RESPONSE;
+ rsp_hdr->Flags2 = SMBFLG2_UNICODE | SMBFLG2_ERR_STATUS |
+ SMBFLG2_EXT_SEC | SMBFLG2_IS_LONG_NAME;
+ rsp_hdr->Pid = rcv_hdr->Pid;
+ rsp_hdr->Mid = rcv_hdr->Mid;
+ return 0;
+}
+
+/**
+ * smb1_check_user_session() - check for valid session for a user
+ * @work: smb work containing smb request buffer
+ *
+ * Return: 0 on success, otherwise error
+ */
+static int smb1_check_user_session(struct ksmbd_work *work)
+{
+ unsigned int cmd = work->conn->ops->get_cmd_val(work);
+
+ if (cmd == SMB_COM_NEGOTIATE_EX)
+ return 0;
+
+ return -EINVAL;
+}
+
+/**
+ * smb1_allocate_rsp_buf() - allocate response buffer for a command
+ * @work: smb work containing smb request
+ *
+ * Return: 0 on success, otherwise -ENOMEM
+ */
+static int smb1_allocate_rsp_buf(struct ksmbd_work *work)
+{
+ work->response_buf = kzalloc(MAX_CIFS_SMALL_BUFFER_SIZE,
+ GFP_KERNEL);
+ work->response_sz = MAX_CIFS_SMALL_BUFFER_SIZE;
+
+ if (!work->response_buf) {
+ pr_err("Failed to allocate %u bytes buffer\n",
+ MAX_CIFS_SMALL_BUFFER_SIZE);
+ return -ENOMEM;
+ }
+
+ return 0;
+}
+
+/**
+ * set_smb1_rsp_status() - set error type in smb response header
+ * @work: smb work containing smb response header
+ * @err: error code to set in response
+ */
+static void set_smb1_rsp_status(struct ksmbd_work *work, __le32 err)
+{
+ work->send_no_response = 1;
+}
+
+static struct smb_version_ops smb1_server_ops = {
+ .get_cmd_val = get_smb1_cmd_val,
+ .init_rsp_hdr = init_smb1_rsp_hdr,
+ .allocate_rsp_buf = smb1_allocate_rsp_buf,
+ .check_user_session = smb1_check_user_session,
+ .set_rsp_status = set_smb1_rsp_status,
+};
+
+static int smb1_negotiate(struct ksmbd_work *work)
+{
+ return ksmbd_smb_negotiate_common(work, SMB_COM_NEGOTIATE);
+}
+
+static struct smb_version_cmds smb1_server_cmds[1] = {
+ [SMB_COM_NEGOTIATE_EX] = { .proc = smb1_negotiate, },
+};
+
+static int init_smb1_server(struct ksmbd_conn *conn)
+{
+ conn->ops = &smb1_server_ops;
+ conn->cmds = smb1_server_cmds;
+ conn->max_cmds = ARRAY_SIZE(smb1_server_cmds);
+ return 0;
+}
+
int ksmbd_init_smb_server(struct ksmbd_work *work)
{
struct ksmbd_conn *conn = work->conn;
+ __le32 proto;
- if (conn->need_neg == false)
+ proto = *(__le32 *)((struct smb_hdr *)work->request_buf)->Protocol;
+ if (conn->need_neg == false) {
+ if (proto == SMB1_PROTO_NUMBER)
+ return -EINVAL;
return 0;
+ }
- init_smb3_11_server(conn);
-
- if (conn->ops->get_cmd_val(work) != SMB_COM_NEGOTIATE)
- conn->need_neg = false;
- return 0;
+ if (proto == SMB1_PROTO_NUMBER)
+ return init_smb1_server(conn);
+ return init_smb3_11_server(conn);
}
int ksmbd_populate_dot_dotdot_entries(struct ksmbd_work *work, int info_level,
@@ -444,20 +569,11 @@
ksmbd_debug(SMB, "Unsupported SMB1 protocol\n");
- /*
- * Remove 4 byte direct TCP header, add 2 byte bcc and
- * 2 byte DialectIndex.
- */
- *(__be32 *)work->response_buf =
- cpu_to_be32(sizeof(struct smb_hdr) - 4 + 2 + 2);
+ if (ksmbd_iov_pin_rsp(work, (void *)neg_rsp,
+ sizeof(struct smb_negotiate_rsp) - 4))
+ return -ENOMEM;
+
neg_rsp->hdr.Status.CifsError = STATUS_SUCCESS;
-
- neg_rsp->hdr.Command = SMB_COM_NEGOTIATE;
- *(__le32 *)neg_rsp->hdr.Protocol = SMB1_PROTO_NUMBER;
- neg_rsp->hdr.Flags = SMBFLG_RESPONSE;
- neg_rsp->hdr.Flags2 = SMBFLG2_UNICODE | SMBFLG2_ERR_STATUS |
- SMBFLG2_EXT_SEC | SMBFLG2_IS_LONG_NAME;
-
neg_rsp->hdr.WordCount = 1;
neg_rsp->DialectIndex = cpu_to_le16(work->conn->dialect);
neg_rsp->ByteCount = 0;
@@ -469,27 +585,17 @@
struct ksmbd_conn *conn = work->conn;
int ret;
- conn->dialect = ksmbd_negotiate_smb_dialect(work->request_buf);
+ conn->dialect =
+ ksmbd_negotiate_smb_dialect(work->request_buf);
ksmbd_debug(SMB, "conn->dialect 0x%x\n", conn->dialect);
if (command == SMB2_NEGOTIATE_HE) {
- struct smb2_hdr *smb2_hdr = work->request_buf;
-
- if (smb2_hdr->ProtocolId != SMB2_PROTO_NUMBER) {
- ksmbd_debug(SMB, "Downgrade to SMB1 negotiation\n");
- command = SMB_COM_NEGOTIATE;
- }
- }
-
- if (command == SMB2_NEGOTIATE_HE) {
ret = smb2_handle_negotiate(work);
- init_smb2_neg_rsp(work);
return ret;
}
if (command == SMB_COM_NEGOTIATE) {
if (__smb2_negotiate(conn)) {
- conn->need_neg = true;
init_smb3_11_server(conn);
init_smb2_neg_rsp(work);
ksmbd_debug(SMB, "Upgrade to SMB2 negotiation\n");
diff --git a/fs/ksmbd/smb_common.h b/fs/ksmbd/smb_common.h
index 48cbaa0..c497857 100644
--- a/fs/ksmbd/smb_common.h
+++ b/fs/ksmbd/smb_common.h
@@ -247,7 +247,7 @@
struct smb_negotiate_req {
struct smb_hdr hdr; /* wct = 0 */
__le16 ByteCount;
- unsigned char DialectsArray[1];
+ unsigned char DialectsArray[];
} __packed;
struct smb_negotiate_rsp {
@@ -310,14 +310,14 @@
__le64 AllocationSize;
__le32 ExtFileAttributes;
__le32 FileNameLength;
- char FileName[1];
+ char FileName[];
} __packed; /* level 0x101 FF resp data */
struct file_names_info {
__le32 NextEntryOffset;
__u32 FileIndex;
__le32 FileNameLength;
- char FileName[1];
+ char FileName[];
} __packed; /* level 0xc FF resp data */
struct file_full_directory_info {
@@ -332,7 +332,7 @@
__le32 ExtFileAttributes;
__le32 FileNameLength;
__le32 EaSize;
- char FileName[1];
+ char FileName[];
} __packed; /* level 0x102 FF resp */
struct file_both_directory_info {
@@ -350,7 +350,7 @@
__u8 ShortNameLength;
__u8 Reserved;
__u8 ShortName[24];
- char FileName[1];
+ char FileName[];
} __packed; /* level 0x104 FFrsp data */
struct file_id_both_directory_info {
@@ -370,7 +370,7 @@
__u8 ShortName[24];
__le16 Reserved2;
__le64 UniqueId;
- char FileName[1];
+ char FileName[];
} __packed;
struct file_id_full_dir_info {
@@ -387,7 +387,7 @@
__le32 EaSize; /* EA size */
__le32 Reserved;
__le64 UniqueId; /* inode num - le since Samba puts ino in low 32 bit*/
- char FileName[1];
+ char FileName[];
} __packed; /* level 0x105 FF rsp data */
struct smb_version_values {
@@ -464,12 +464,6 @@
int (*proc)(struct ksmbd_work *swork);
};
-static inline size_t
-smb2_hdr_size_no_buflen(struct smb_version_values *vals)
-{
- return vals->header_size - 4;
-}
-
int ksmbd_min_protocol(void);
int ksmbd_max_protocol(void);
diff --git a/fs/ksmbd/smbacl.c b/fs/ksmbd/smbacl.c
index 83f8052..9ace502 100644
--- a/fs/ksmbd/smbacl.c
+++ b/fs/ksmbd/smbacl.c
@@ -97,7 +97,7 @@
/* compare all of the subauth values if any */
num_sat = ctsid->num_subauth;
num_saw = cwsid->num_subauth;
- num_subauth = num_sat < num_saw ? num_sat : num_saw;
+ num_subauth = min(num_sat, num_saw);
if (num_subauth) {
for (i = 0; i < num_subauth; ++i) {
if (ctsid->sub_auth[i] != cwsid->sub_auth[i]) {
@@ -991,7 +991,7 @@
}
int smb_inherit_dacl(struct ksmbd_conn *conn,
- struct path *path,
+ const struct path *path,
unsigned int uid, unsigned int gid)
{
const struct smb_sid *psid, *creator = NULL;
@@ -1183,8 +1183,7 @@
pntsd_size += sizeof(struct smb_acl) + nt_size;
}
- ksmbd_vfs_set_sd_xattr(conn, user_ns,
- path->dentry, pntsd, pntsd_size);
+ ksmbd_vfs_set_sd_xattr(conn, user_ns, path, pntsd, pntsd_size, false);
kfree(pntsd);
}
@@ -1208,7 +1207,7 @@
return false;
}
-int smb_check_perm_dacl(struct ksmbd_conn *conn, struct path *path,
+int smb_check_perm_dacl(struct ksmbd_conn *conn, const struct path *path,
__le32 *pdaccess, int uid)
{
struct user_namespace *user_ns = mnt_user_ns(path->mnt);
@@ -1311,7 +1310,7 @@
if (IS_ENABLED(CONFIG_FS_POSIX_ACL)) {
posix_acls = get_acl(d_inode(path->dentry), ACL_TYPE_ACCESS);
- if (posix_acls && !found) {
+ if (!IS_ERR_OR_NULL(posix_acls) && !found) {
unsigned int id = -1;
pa_entry = posix_acls->a_entries;
@@ -1335,7 +1334,7 @@
}
}
}
- if (posix_acls)
+ if (!IS_ERR_OR_NULL(posix_acls))
posix_acl_release(posix_acls);
}
@@ -1375,8 +1374,8 @@
}
int set_info_sec(struct ksmbd_conn *conn, struct ksmbd_tree_connect *tcon,
- struct path *path, struct smb_ntsd *pntsd, int ntsd_len,
- bool type_check)
+ const struct path *path, struct smb_ntsd *pntsd, int ntsd_len,
+ bool type_check, bool get_write)
{
int rc;
struct smb_fattr fattr = {{0}};
@@ -1404,7 +1403,7 @@
newattrs.ia_valid |= ATTR_MODE;
newattrs.ia_mode = (inode->i_mode & ~0777) | (fattr.cf_mode & 0777);
- ksmbd_vfs_remove_acl_xattrs(user_ns, path->dentry);
+ ksmbd_vfs_remove_acl_xattrs(user_ns, path);
/* Update posix acls */
if (IS_ENABLED(CONFIG_FS_POSIX_ACL) && fattr.cf_dacls) {
rc = set_posix_acl(user_ns, inode,
@@ -1435,15 +1434,14 @@
if (test_share_config_flag(tcon->share_conf, KSMBD_SHARE_FLAG_ACL_XATTR)) {
/* Update WinACL in xattr */
- ksmbd_vfs_remove_sd_xattrs(user_ns, path->dentry);
- ksmbd_vfs_set_sd_xattr(conn, user_ns,
- path->dentry, pntsd, ntsd_len);
+ ksmbd_vfs_remove_sd_xattrs(user_ns, path);
+ ksmbd_vfs_set_sd_xattr(conn, user_ns, path, pntsd, ntsd_len,
+ get_write);
}
out:
posix_acl_release(fattr.cf_acls);
posix_acl_release(fattr.cf_dacls);
- mark_inode_dirty(inode);
return rc;
}
diff --git a/fs/ksmbd/smbacl.h b/fs/ksmbd/smbacl.h
index fcb2c83..17f81a5 100644
--- a/fs/ksmbd/smbacl.h
+++ b/fs/ksmbd/smbacl.h
@@ -201,13 +201,13 @@
struct posix_acl_entry *pace);
int compare_sids(const struct smb_sid *ctsid, const struct smb_sid *cwsid);
bool smb_inherit_flags(int flags, bool is_dir);
-int smb_inherit_dacl(struct ksmbd_conn *conn, struct path *path,
+int smb_inherit_dacl(struct ksmbd_conn *conn, const struct path *path,
unsigned int uid, unsigned int gid);
-int smb_check_perm_dacl(struct ksmbd_conn *conn, struct path *path,
+int smb_check_perm_dacl(struct ksmbd_conn *conn, const struct path *path,
__le32 *pdaccess, int uid);
int set_info_sec(struct ksmbd_conn *conn, struct ksmbd_tree_connect *tcon,
- struct path *path, struct smb_ntsd *pntsd, int ntsd_len,
- bool type_check);
+ const struct path *path, struct smb_ntsd *pntsd, int ntsd_len,
+ bool type_check, bool get_write);
void id_to_sid(unsigned int cid, uint sidtype, struct smb_sid *ssid);
void ksmbd_init_domain(u32 *sub_auth);
diff --git a/fs/ksmbd/transport_ipc.c b/fs/ksmbd/transport_ipc.c
index a8313ee..9560c70 100644
--- a/fs/ksmbd/transport_ipc.c
+++ b/fs/ksmbd/transport_ipc.c
@@ -228,7 +228,7 @@
struct ksmbd_ipc_msg *msg;
size_t msg_sz = sz + sizeof(struct ksmbd_ipc_msg);
- msg = kvmalloc(msg_sz, GFP_KERNEL | __GFP_ZERO);
+ msg = kvzalloc(msg_sz, GFP_KERNEL);
if (msg)
msg->sz = sz;
return msg;
@@ -267,7 +267,7 @@
entry->type + 1, type);
}
- entry->response = kvmalloc(sz, GFP_KERNEL | __GFP_ZERO);
+ entry->response = kvzalloc(sz, GFP_KERNEL);
if (!entry->response) {
ret = -ENOMEM;
break;
diff --git a/fs/ksmbd/transport_rdma.c b/fs/ksmbd/transport_rdma.c
index 9ca29cd..252a1e7 100644
--- a/fs/ksmbd/transport_rdma.c
+++ b/fs/ksmbd/transport_rdma.c
@@ -5,16 +5,6 @@
*
* Author(s): Long Li <longli@microsoft.com>,
* Hyunchul Lee <hyc.lee@gmail.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
- * the GNU General Public License for more details.
*/
#define SUBMOD_NAME "smb_direct"
@@ -34,14 +24,15 @@
#include "smbstatus.h"
#include "transport_rdma.h"
-#define SMB_DIRECT_PORT 5445
+#define SMB_DIRECT_PORT_IWARP 5445
+#define SMB_DIRECT_PORT_INFINIBAND 445
#define SMB_DIRECT_VERSION_LE cpu_to_le16(0x0100)
/* SMB_DIRECT negotiation timeout in seconds */
#define SMB_DIRECT_NEGOTIATE_TIMEOUT 120
-#define SMB_DIRECT_MAX_SEND_SGES 8
+#define SMB_DIRECT_MAX_SEND_SGES 6
#define SMB_DIRECT_MAX_RECV_SGES 1
/*
@@ -60,6 +51,10 @@
* as defined in [MS-SMBD] 3.1.1.1
* Those may change after a SMB_DIRECT negotiation
*/
+
+/* Set 445 port to SMB Direct port by default */
+static int smb_direct_port = SMB_DIRECT_PORT_INFINIBAND;
+
/* The local peer's maximum number of credits to grant to the peer */
static int smb_direct_receive_credit_max = 255;
@@ -67,17 +62,23 @@
static int smb_direct_send_credit_target = 255;
/* The maximum single message size can be sent to remote peer */
-static int smb_direct_max_send_size = 8192;
+static int smb_direct_max_send_size = 1364;
/* The maximum fragmented upper-layer payload receive size supported */
static int smb_direct_max_fragmented_recv_size = 1024 * 1024;
/* The maximum single-message size which can be received */
-static int smb_direct_max_receive_size = 8192;
+static int smb_direct_max_receive_size = 1364;
static int smb_direct_max_read_write_size = SMBD_DEFAULT_IOSIZE;
-static int smb_direct_max_outstanding_rw_ops = 8;
+static LIST_HEAD(smb_direct_device_list);
+static DEFINE_RWLOCK(smb_direct_device_lock);
+
+struct smb_direct_device {
+ struct ib_device *ib_dev;
+ struct list_head list;
+};
static struct smb_direct_listener {
struct rdma_cm_id *cm_id;
@@ -134,18 +135,18 @@
atomic_t send_credits;
spinlock_t lock_new_recv_credits;
int new_recv_credits;
- atomic_t rw_avail_ops;
+ int max_rw_credits;
+ int pages_per_rw_credit;
+ atomic_t rw_credits;
wait_queue_head_t wait_send_credits;
- wait_queue_head_t wait_rw_avail_ops;
+ wait_queue_head_t wait_rw_credits;
mempool_t *sendmsg_mempool;
struct kmem_cache *sendmsg_cache;
mempool_t *recvmsg_mempool;
struct kmem_cache *recvmsg_cache;
- wait_queue_head_t wait_send_payload_pending;
- atomic_t send_payload_pending;
wait_queue_head_t wait_send_pending;
atomic_t send_pending;
@@ -195,7 +196,9 @@
struct smb_direct_rdma_rw_msg {
struct smb_direct_transport *t;
struct ib_cqe cqe;
+ int status;
struct completion *completion;
+ struct list_head list;
struct rdma_rw_ctx rw_ctx;
struct sg_table sgt;
struct scatterlist sg_list[0];
@@ -207,6 +210,11 @@
smb_direct_max_read_write_size = sz;
}
+unsigned int get_smbd_max_read_write_size(void)
+{
+ return smb_direct_max_read_write_size;
+}
+
static inline int get_buf_page_count(void *buf, int size)
{
return DIV_ROUND_UP((uintptr_t)buf + size, PAGE_SIZE) -
@@ -370,7 +378,7 @@
t->reassembly_queue_length = 0;
init_waitqueue_head(&t->wait_reassembly_queue);
init_waitqueue_head(&t->wait_send_credits);
- init_waitqueue_head(&t->wait_rw_avail_ops);
+ init_waitqueue_head(&t->wait_rw_credits);
spin_lock_init(&t->receive_credit_lock);
spin_lock_init(&t->recvmsg_queue_lock);
@@ -379,8 +387,6 @@
spin_lock_init(&t->empty_recvmsg_queue_lock);
INIT_LIST_HEAD(&t->empty_recvmsg_queue);
- init_waitqueue_head(&t->wait_send_payload_pending);
- atomic_set(&t->send_payload_pending, 0);
init_waitqueue_head(&t->wait_send_pending);
atomic_set(&t->send_pending, 0);
@@ -410,8 +416,6 @@
wake_up_interruptible(&t->wait_send_credits);
ksmbd_debug(RDMA, "wait for all send posted to IB to finish\n");
- wait_event(t->wait_send_payload_pending,
- atomic_read(&t->send_payload_pending) == 0);
wait_event(t->wait_send_pending,
atomic_read(&t->send_pending) == 0);
@@ -421,6 +425,7 @@
if (t->qp) {
ib_drain_qp(t->qp);
+ ib_mr_pool_destroy(t->qp, &t->qp->rdma_mrs);
ib_destroy_qp(t->qp);
}
@@ -490,7 +495,7 @@
struct smb_direct_data_transfer *req =
(struct smb_direct_data_transfer *)recvmsg->packet;
struct smb2_hdr *hdr = (struct smb2_hdr *)(recvmsg->packet
- + le32_to_cpu(req->data_offset) - 4);
+ + le32_to_cpu(req->data_offset));
ksmbd_debug(RDMA,
"CreditGranted: %u, CreditRequested: %u, DataLength: %u, RemainingDataLength: %u, SMB: %x, Command: %u\n",
le16_to_cpu(req->credits_granted),
@@ -561,6 +566,8 @@
}
t->negotiation_requested = true;
t->full_packet_received = true;
+ t->status = SMB_DIRECT_CS_CONNECTED;
+ enqueue_reassembly(t, recvmsg, 0);
wake_up_interruptible(&t->wait_status);
break;
case SMB_DIRECT_MSG_DATA_TRANSFER: {
@@ -864,13 +871,8 @@
smb_direct_disconnect_rdma_connection(t);
}
- if (sendmsg->num_sge > 1) {
- if (atomic_dec_and_test(&t->send_payload_pending))
- wake_up(&t->wait_send_payload_pending);
- } else {
- if (atomic_dec_and_test(&t->send_pending))
- wake_up(&t->wait_send_pending);
- }
+ if (atomic_dec_and_test(&t->send_pending))
+ wake_up(&t->wait_send_pending);
/* iterate and free the list of messages in reverse. the list's head
* is invalid.
@@ -902,21 +904,12 @@
{
int ret;
- if (wr->num_sge > 1)
- atomic_inc(&t->send_payload_pending);
- else
- atomic_inc(&t->send_pending);
-
+ atomic_inc(&t->send_pending);
ret = ib_post_send(t->qp, wr, NULL);
if (ret) {
pr_err("failed to post send: %d\n", ret);
- if (wr->num_sge > 1) {
- if (atomic_dec_and_test(&t->send_payload_pending))
- wake_up(&t->wait_send_payload_pending);
- } else {
- if (atomic_dec_and_test(&t->send_pending))
- wake_up(&t->wait_send_pending);
- }
+ if (atomic_dec_and_test(&t->send_pending))
+ wake_up(&t->wait_send_pending);
smb_direct_disconnect_rdma_connection(t);
}
return ret;
@@ -974,18 +967,19 @@
}
static int wait_for_credits(struct smb_direct_transport *t,
- wait_queue_head_t *waitq, atomic_t *credits)
+ wait_queue_head_t *waitq, atomic_t *total_credits,
+ int needed)
{
int ret;
do {
- if (atomic_dec_return(credits) >= 0)
+ if (atomic_sub_return(needed, total_credits) >= 0)
return 0;
- atomic_inc(credits);
+ atomic_add(needed, total_credits);
ret = wait_event_interruptible(*waitq,
- atomic_read(credits) > 0 ||
- t->status != SMB_DIRECT_CS_CONNECTED);
+ atomic_read(total_credits) >= needed ||
+ t->status != SMB_DIRECT_CS_CONNECTED);
if (t->status != SMB_DIRECT_CS_CONNECTED)
return -ENOTCONN;
@@ -1006,7 +1000,19 @@
return ret;
}
- return wait_for_credits(t, &t->wait_send_credits, &t->send_credits);
+ return wait_for_credits(t, &t->wait_send_credits, &t->send_credits, 1);
+}
+
+static int wait_for_rw_credits(struct smb_direct_transport *t, int credits)
+{
+ return wait_for_credits(t, &t->wait_rw_credits, &t->rw_credits, credits);
+}
+
+static int calc_rw_credits(struct smb_direct_transport *t,
+ char *buf, unsigned int len)
+{
+ return DIV_ROUND_UP(get_buf_page_count(buf, len),
+ t->pages_per_rw_credit);
}
static int smb_direct_create_header(struct smb_direct_transport *t,
@@ -1077,7 +1083,7 @@
int offset, len;
int i = 0;
- if (nentries < get_buf_page_count(buf, size))
+ if (size <= 0 || nentries < get_buf_page_count(buf, size))
return -EINVAL;
offset = offset_in_page(buf);
@@ -1109,7 +1115,7 @@
int npages;
npages = get_sg_list(buf, size, sg_list, nentries);
- if (npages <= 0)
+ if (npages < 0)
return -EINVAL;
return ib_dma_map_sg(device, sg_list, npages, dir);
}
@@ -1235,14 +1241,12 @@
//FIXME: skip RFC1002 header..
buflen -= 4;
- iov[0].iov_base += 4;
- iov[0].iov_len -= 4;
remaining_data_length = buflen;
ksmbd_debug(RDMA, "Sending smb (RDMA): smb_len=%u\n", buflen);
smb_direct_send_ctx_init(st, &send_ctx, need_invalidate, remote_key);
- start = i = 0;
+ start = i = 1;
buflen = 0;
while (true) {
buflen += iov[i].iov_len;
@@ -1304,11 +1308,21 @@
* that means all the I/Os have been out and we are good to return
*/
- wait_event(st->wait_send_payload_pending,
- atomic_read(&st->send_payload_pending) == 0);
+ wait_event(st->wait_send_pending,
+ atomic_read(&st->send_pending) == 0);
return ret;
}
+static void smb_direct_free_rdma_rw_msg(struct smb_direct_transport *t,
+ struct smb_direct_rdma_rw_msg *msg,
+ enum dma_data_direction dir)
+{
+ rdma_rw_ctx_destroy(&msg->rw_ctx, t->qp, t->qp->port,
+ msg->sgt.sgl, msg->sgt.nents, dir);
+ sg_free_table_chained(&msg->sgt, SG_CHUNK_SIZE);
+ kfree(msg);
+}
+
static void read_write_done(struct ib_cq *cq, struct ib_wc *wc,
enum dma_data_direction dir)
{
@@ -1317,19 +1331,14 @@
struct smb_direct_transport *t = msg->t;
if (wc->status != IB_WC_SUCCESS) {
+ msg->status = -EIO;
pr_err("read/write error. opcode = %d, status = %s(%d)\n",
wc->opcode, ib_wc_status_msg(wc->status), wc->status);
- smb_direct_disconnect_rdma_connection(t);
+ if (wc->status != IB_WC_WR_FLUSH_ERR)
+ smb_direct_disconnect_rdma_connection(t);
}
- if (atomic_inc_return(&t->rw_avail_ops) > 0)
- wake_up(&t->wait_rw_avail_ops);
-
- rdma_rw_ctx_destroy(&msg->rw_ctx, t->qp, t->qp->port,
- msg->sg_list, msg->sgt.nents, dir);
- sg_free_table_chained(&msg->sgt, SG_CHUNK_SIZE);
complete(msg->completion);
- kfree(msg);
}
static void read_done(struct ib_cq *cq, struct ib_wc *wc)
@@ -1342,94 +1351,152 @@
read_write_done(cq, wc, DMA_TO_DEVICE);
}
-static int smb_direct_rdma_xmit(struct smb_direct_transport *t, void *buf,
- int buf_len, u32 remote_key, u64 remote_offset,
- u32 remote_len, bool is_read)
+static int smb_direct_rdma_xmit(struct smb_direct_transport *t,
+ void *buf, int buf_len,
+ struct smb2_buffer_desc_v1 *desc,
+ unsigned int desc_len,
+ bool is_read)
{
- struct smb_direct_rdma_rw_msg *msg;
- int ret;
+ struct smb_direct_rdma_rw_msg *msg, *next_msg;
+ int i, ret;
DECLARE_COMPLETION_ONSTACK(completion);
- struct ib_send_wr *first_wr = NULL;
+ struct ib_send_wr *first_wr;
+ LIST_HEAD(msg_list);
+ char *desc_buf;
+ int credits_needed;
+ unsigned int desc_buf_len, desc_num = 0;
- ret = wait_for_credits(t, &t->wait_rw_avail_ops, &t->rw_avail_ops);
+ if (t->status != SMB_DIRECT_CS_CONNECTED)
+ return -ENOTCONN;
+
+ if (buf_len > t->max_rdma_rw_size)
+ return -EINVAL;
+
+ /* calculate needed credits */
+ credits_needed = 0;
+ desc_buf = buf;
+ for (i = 0; i < desc_len / sizeof(*desc); i++) {
+ if (!buf_len)
+ break;
+
+ desc_buf_len = le32_to_cpu(desc[i].length);
+ if (!desc_buf_len)
+ return -EINVAL;
+
+ if (desc_buf_len > buf_len) {
+ desc_buf_len = buf_len;
+ desc[i].length = cpu_to_le32(desc_buf_len);
+ buf_len = 0;
+ }
+
+ credits_needed += calc_rw_credits(t, desc_buf, desc_buf_len);
+ desc_buf += desc_buf_len;
+ buf_len -= desc_buf_len;
+ desc_num++;
+ }
+
+ ksmbd_debug(RDMA, "RDMA %s, len %#x, needed credits %#x\n",
+ is_read ? "read" : "write", buf_len, credits_needed);
+
+ ret = wait_for_rw_credits(t, credits_needed);
if (ret < 0)
return ret;
- /* TODO: mempool */
- msg = kmalloc(offsetof(struct smb_direct_rdma_rw_msg, sg_list) +
- sizeof(struct scatterlist) * SG_CHUNK_SIZE, GFP_KERNEL);
- if (!msg) {
- atomic_inc(&t->rw_avail_ops);
- return -ENOMEM;
+ /* build rdma_rw_ctx for each descriptor */
+ desc_buf = buf;
+ for (i = 0; i < desc_num; i++) {
+ msg = kzalloc(offsetof(struct smb_direct_rdma_rw_msg, sg_list) +
+ sizeof(struct scatterlist) * SG_CHUNK_SIZE, GFP_KERNEL);
+ if (!msg) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ desc_buf_len = le32_to_cpu(desc[i].length);
+
+ msg->t = t;
+ msg->cqe.done = is_read ? read_done : write_done;
+ msg->completion = &completion;
+
+ msg->sgt.sgl = &msg->sg_list[0];
+ ret = sg_alloc_table_chained(&msg->sgt,
+ get_buf_page_count(desc_buf, desc_buf_len),
+ msg->sg_list, SG_CHUNK_SIZE);
+ if (ret) {
+ kfree(msg);
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ ret = get_sg_list(desc_buf, desc_buf_len,
+ msg->sgt.sgl, msg->sgt.orig_nents);
+ if (ret < 0) {
+ sg_free_table_chained(&msg->sgt, SG_CHUNK_SIZE);
+ kfree(msg);
+ goto out;
+ }
+
+ ret = rdma_rw_ctx_init(&msg->rw_ctx, t->qp, t->qp->port,
+ msg->sgt.sgl,
+ get_buf_page_count(desc_buf, desc_buf_len),
+ 0,
+ le64_to_cpu(desc[i].offset),
+ le32_to_cpu(desc[i].token),
+ is_read ? DMA_FROM_DEVICE : DMA_TO_DEVICE);
+ if (ret < 0) {
+ pr_err("failed to init rdma_rw_ctx: %d\n", ret);
+ sg_free_table_chained(&msg->sgt, SG_CHUNK_SIZE);
+ kfree(msg);
+ goto out;
+ }
+
+ list_add_tail(&msg->list, &msg_list);
+ desc_buf += desc_buf_len;
}
- msg->sgt.sgl = &msg->sg_list[0];
- ret = sg_alloc_table_chained(&msg->sgt,
- get_buf_page_count(buf, buf_len),
- msg->sg_list, SG_CHUNK_SIZE);
- if (ret) {
- atomic_inc(&t->rw_avail_ops);
- kfree(msg);
- return -ENOMEM;
+ /* concatenate work requests of rdma_rw_ctxs */
+ first_wr = NULL;
+ list_for_each_entry_reverse(msg, &msg_list, list) {
+ first_wr = rdma_rw_ctx_wrs(&msg->rw_ctx, t->qp, t->qp->port,
+ &msg->cqe, first_wr);
}
- ret = get_sg_list(buf, buf_len, msg->sgt.sgl, msg->sgt.orig_nents);
- if (ret <= 0) {
- pr_err("failed to get pages\n");
- goto err;
- }
-
- ret = rdma_rw_ctx_init(&msg->rw_ctx, t->qp, t->qp->port,
- msg->sg_list, get_buf_page_count(buf, buf_len),
- 0, remote_offset, remote_key,
- is_read ? DMA_FROM_DEVICE : DMA_TO_DEVICE);
- if (ret < 0) {
- pr_err("failed to init rdma_rw_ctx: %d\n", ret);
- goto err;
- }
-
- msg->t = t;
- msg->cqe.done = is_read ? read_done : write_done;
- msg->completion = &completion;
- first_wr = rdma_rw_ctx_wrs(&msg->rw_ctx, t->qp, t->qp->port,
- &msg->cqe, NULL);
-
ret = ib_post_send(t->qp, first_wr, NULL);
if (ret) {
- pr_err("failed to post send wr: %d\n", ret);
- goto err;
+ pr_err("failed to post send wr for RDMA R/W: %d\n", ret);
+ goto out;
}
+ msg = list_last_entry(&msg_list, struct smb_direct_rdma_rw_msg, list);
wait_for_completion(&completion);
- return 0;
-
-err:
- atomic_inc(&t->rw_avail_ops);
- if (first_wr)
- rdma_rw_ctx_destroy(&msg->rw_ctx, t->qp, t->qp->port,
- msg->sg_list, msg->sgt.nents,
- is_read ? DMA_FROM_DEVICE : DMA_TO_DEVICE);
- sg_free_table_chained(&msg->sgt, SG_CHUNK_SIZE);
- kfree(msg);
+ ret = msg->status;
+out:
+ list_for_each_entry_safe(msg, next_msg, &msg_list, list) {
+ list_del(&msg->list);
+ smb_direct_free_rdma_rw_msg(t, msg,
+ is_read ? DMA_FROM_DEVICE : DMA_TO_DEVICE);
+ }
+ atomic_add(credits_needed, &t->rw_credits);
+ wake_up(&t->wait_rw_credits);
return ret;
}
-static int smb_direct_rdma_write(struct ksmbd_transport *t, void *buf,
- unsigned int buflen, u32 remote_key,
- u64 remote_offset, u32 remote_len)
+static int smb_direct_rdma_write(struct ksmbd_transport *t,
+ void *buf, unsigned int buflen,
+ struct smb2_buffer_desc_v1 *desc,
+ unsigned int desc_len)
{
return smb_direct_rdma_xmit(smb_trans_direct_transfort(t), buf, buflen,
- remote_key, remote_offset,
- remote_len, false);
+ desc, desc_len, false);
}
-static int smb_direct_rdma_read(struct ksmbd_transport *t, void *buf,
- unsigned int buflen, u32 remote_key,
- u64 remote_offset, u32 remote_len)
+static int smb_direct_rdma_read(struct ksmbd_transport *t,
+ void *buf, unsigned int buflen,
+ struct smb2_buffer_desc_v1 *desc,
+ unsigned int desc_len)
{
return smb_direct_rdma_xmit(smb_trans_direct_transfort(t), buf, buflen,
- remote_key, remote_offset,
- remote_len, true);
+ desc, desc_len, true);
}
static void smb_direct_disconnect(struct ksmbd_transport *t)
@@ -1444,6 +1511,15 @@
free_transport(st);
}
+static void smb_direct_shutdown(struct ksmbd_transport *t)
+{
+ struct smb_direct_transport *st = smb_trans_direct_transfort(t);
+
+ ksmbd_debug(RDMA, "smb-direct shutdown cm_id=%p\n", st->cm_id);
+
+ smb_direct_disconnect_rdma_work(&st->disconnect_work);
+}
+
static int smb_direct_cm_handler(struct rdma_cm_id *cm_id,
struct rdma_cm_event *event)
{
@@ -1460,6 +1536,8 @@
}
case RDMA_CM_EVENT_DEVICE_REMOVAL:
case RDMA_CM_EVENT_DISCONNECTED: {
+ ib_drain_qp(t->qp);
+
t->status = SMB_DIRECT_CS_DISCONNECTED;
wake_up_interruptible(&t->wait_status);
wake_up_interruptible(&t->wait_reassembly_queue);
@@ -1587,19 +1665,13 @@
pr_err("error at rdma_accept: %d\n", ret);
return ret;
}
-
- wait_event_interruptible(t->wait_status,
- t->status != SMB_DIRECT_CS_NEW);
- if (t->status != SMB_DIRECT_CS_CONNECTED)
- return -ENOTCONN;
return 0;
}
-static int smb_direct_negotiate(struct smb_direct_transport *t)
+static int smb_direct_prepare_negotiation(struct smb_direct_transport *t)
{
int ret;
struct smb_direct_recvmsg *recvmsg;
- struct smb_direct_negotiate_req *req;
recvmsg = get_free_recvmsg(t);
if (!recvmsg)
@@ -1609,82 +1681,74 @@
ret = smb_direct_post_recv(t, recvmsg);
if (ret) {
pr_err("Can't post recv: %d\n", ret);
- goto out;
+ goto out_err;
}
t->negotiation_requested = false;
ret = smb_direct_accept_client(t);
if (ret) {
pr_err("Can't accept client\n");
- goto out;
+ goto out_err;
}
smb_direct_post_recv_credits(&t->post_recv_credits_work.work);
-
- ksmbd_debug(RDMA, "Waiting for SMB_DIRECT negotiate request\n");
- ret = wait_event_interruptible_timeout(t->wait_status,
- t->negotiation_requested ||
- t->status == SMB_DIRECT_CS_DISCONNECTED,
- SMB_DIRECT_NEGOTIATE_TIMEOUT * HZ);
- if (ret <= 0 || t->status == SMB_DIRECT_CS_DISCONNECTED) {
- ret = ret < 0 ? ret : -ETIMEDOUT;
- goto out;
- }
-
- ret = smb_direct_check_recvmsg(recvmsg);
- if (ret == -ECONNABORTED)
- goto out;
-
- req = (struct smb_direct_negotiate_req *)recvmsg->packet;
- t->max_recv_size = min_t(int, t->max_recv_size,
- le32_to_cpu(req->preferred_send_size));
- t->max_send_size = min_t(int, t->max_send_size,
- le32_to_cpu(req->max_receive_size));
- t->max_fragmented_send_size =
- le32_to_cpu(req->max_fragmented_size);
-
- ret = smb_direct_send_negotiate_response(t, ret);
-out:
- if (recvmsg)
- put_recvmsg(t, recvmsg);
+ return 0;
+out_err:
+ put_recvmsg(t, recvmsg);
return ret;
}
+static unsigned int smb_direct_get_max_fr_pages(struct smb_direct_transport *t)
+{
+ return min_t(unsigned int,
+ t->cm_id->device->attrs.max_fast_reg_page_list_len,
+ 256);
+}
+
static int smb_direct_init_params(struct smb_direct_transport *t,
struct ib_qp_cap *cap)
{
struct ib_device *device = t->cm_id->device;
- int max_send_sges, max_pages, max_rw_wrs, max_send_wrs;
+ int max_send_sges, max_rw_wrs, max_send_wrs;
+ unsigned int max_sge_per_wr, wrs_per_credit;
- /* need 2 more sge. because a SMB_DIRECT header will be mapped,
- * and maybe a send buffer could be not page aligned.
+ /* need 3 more sge. because a SMB_DIRECT header, SMB2 header,
+ * SMB2 response could be mapped.
*/
t->max_send_size = smb_direct_max_send_size;
- max_send_sges = DIV_ROUND_UP(t->max_send_size, PAGE_SIZE) + 2;
+ max_send_sges = DIV_ROUND_UP(t->max_send_size, PAGE_SIZE) + 3;
if (max_send_sges > SMB_DIRECT_MAX_SEND_SGES) {
pr_err("max_send_size %d is too large\n", t->max_send_size);
return -EINVAL;
}
- /*
- * allow smb_direct_max_outstanding_rw_ops of in-flight RDMA
- * read/writes. HCA guarantees at least max_send_sge of sges for
- * a RDMA read/write work request, and if memory registration is used,
- * we need reg_mr, local_inv wrs for each read/write.
+ /* Calculate the number of work requests for RDMA R/W.
+ * The maximum number of pages which can be registered
+ * with one Memory region can be transferred with one
+ * R/W credit. And at least 4 work requests for each credit
+ * are needed for MR registration, RDMA R/W, local & remote
+ * MR invalidation.
*/
t->max_rdma_rw_size = smb_direct_max_read_write_size;
- max_pages = DIV_ROUND_UP(t->max_rdma_rw_size, PAGE_SIZE) + 1;
- max_rw_wrs = DIV_ROUND_UP(max_pages, SMB_DIRECT_MAX_SEND_SGES);
- max_rw_wrs += rdma_rw_mr_factor(device, t->cm_id->port_num,
- max_pages) * 2;
- max_rw_wrs *= smb_direct_max_outstanding_rw_ops;
+ t->pages_per_rw_credit = smb_direct_get_max_fr_pages(t);
+ t->max_rw_credits = DIV_ROUND_UP(t->max_rdma_rw_size,
+ (t->pages_per_rw_credit - 1) *
+ PAGE_SIZE);
+
+ max_sge_per_wr = min_t(unsigned int, device->attrs.max_send_sge,
+ device->attrs.max_sge_rd);
+ max_sge_per_wr = max_t(unsigned int, max_sge_per_wr,
+ max_send_sges);
+ wrs_per_credit = max_t(unsigned int, 4,
+ DIV_ROUND_UP(t->pages_per_rw_credit,
+ max_sge_per_wr) + 1);
+ max_rw_wrs = t->max_rw_credits * wrs_per_credit;
max_send_wrs = smb_direct_send_credit_target + max_rw_wrs;
if (max_send_wrs > device->attrs.max_cqe ||
max_send_wrs > device->attrs.max_qp_wr) {
- pr_err("consider lowering send_credit_target = %d, or max_outstanding_rw_ops = %d\n",
- smb_direct_send_credit_target,
- smb_direct_max_outstanding_rw_ops);
+ pr_err("consider lowering send_credit_target = %d\n",
+ smb_direct_send_credit_target);
pr_err("Possible CQE overrun, device reporting max_cqe %d max_qp_wr %d\n",
device->attrs.max_cqe, device->attrs.max_qp_wr);
return -EINVAL;
@@ -1699,11 +1763,6 @@
return -EINVAL;
}
- if (device->attrs.max_send_sge < SMB_DIRECT_MAX_SEND_SGES) {
- pr_err("warning: device max_send_sge = %d too small\n",
- device->attrs.max_send_sge);
- return -EINVAL;
- }
if (device->attrs.max_recv_sge < SMB_DIRECT_MAX_RECV_SGES) {
pr_err("warning: device max_recv_sge = %d too small\n",
device->attrs.max_recv_sge);
@@ -1719,7 +1778,7 @@
t->send_credit_target = smb_direct_send_credit_target;
atomic_set(&t->send_credits, 0);
- atomic_set(&t->rw_avail_ops, smb_direct_max_outstanding_rw_ops);
+ atomic_set(&t->rw_credits, t->max_rw_credits);
t->max_send_size = smb_direct_max_send_size;
t->max_recv_size = smb_direct_max_receive_size;
@@ -1727,10 +1786,10 @@
cap->max_send_wr = max_send_wrs;
cap->max_recv_wr = t->recv_credit_max;
- cap->max_send_sge = SMB_DIRECT_MAX_SEND_SGES;
+ cap->max_send_sge = max_sge_per_wr;
cap->max_recv_sge = SMB_DIRECT_MAX_RECV_SGES;
cap->max_inline_data = 0;
- cap->max_rdma_ctxs = 0;
+ cap->max_rdma_ctxs = t->max_rw_credits;
return 0;
}
@@ -1812,6 +1871,7 @@
{
int ret;
struct ib_qp_init_attr qp_attr;
+ int pages_per_rw;
t->pd = ib_alloc_pd(t->cm_id->device, 0);
if (IS_ERR(t->pd)) {
@@ -1822,7 +1882,8 @@
}
t->send_cq = ib_alloc_cq(t->cm_id->device, t,
- t->send_credit_target, 0, IB_POLL_WORKQUEUE);
+ smb_direct_send_credit_target + cap->max_rdma_ctxs,
+ 0, IB_POLL_WORKQUEUE);
if (IS_ERR(t->send_cq)) {
pr_err("Can't create RDMA send CQ\n");
ret = PTR_ERR(t->send_cq);
@@ -1831,8 +1892,7 @@
}
t->recv_cq = ib_alloc_cq(t->cm_id->device, t,
- cap->max_send_wr + cap->max_rdma_ctxs,
- 0, IB_POLL_WORKQUEUE);
+ t->recv_credit_max, 0, IB_POLL_WORKQUEUE);
if (IS_ERR(t->recv_cq)) {
pr_err("Can't create RDMA recv CQ\n");
ret = PTR_ERR(t->recv_cq);
@@ -1859,6 +1919,18 @@
t->qp = t->cm_id->qp;
t->cm_id->event_handler = smb_direct_cm_handler;
+ pages_per_rw = DIV_ROUND_UP(t->max_rdma_rw_size, PAGE_SIZE) + 1;
+ if (pages_per_rw > t->cm_id->device->attrs.max_sgl_rd) {
+ ret = ib_mr_pool_init(t->qp, &t->qp->rdma_mrs,
+ t->max_rw_credits, IB_MR_TYPE_MEM_REG,
+ t->pages_per_rw_credit, 0);
+ if (ret) {
+ pr_err("failed to init mr pool count %d pages %d\n",
+ t->max_rw_credits, t->pages_per_rw_credit);
+ goto err;
+ }
+ }
+
return 0;
err:
if (t->qp) {
@@ -1883,6 +1955,49 @@
static int smb_direct_prepare(struct ksmbd_transport *t)
{
struct smb_direct_transport *st = smb_trans_direct_transfort(t);
+ struct smb_direct_recvmsg *recvmsg;
+ struct smb_direct_negotiate_req *req;
+ int ret;
+
+ ksmbd_debug(RDMA, "Waiting for SMB_DIRECT negotiate request\n");
+ ret = wait_event_interruptible_timeout(st->wait_status,
+ st->negotiation_requested ||
+ st->status == SMB_DIRECT_CS_DISCONNECTED,
+ SMB_DIRECT_NEGOTIATE_TIMEOUT * HZ);
+ if (ret <= 0 || st->status == SMB_DIRECT_CS_DISCONNECTED)
+ return ret < 0 ? ret : -ETIMEDOUT;
+
+ recvmsg = get_first_reassembly(st);
+ if (!recvmsg)
+ return -ECONNABORTED;
+
+ ret = smb_direct_check_recvmsg(recvmsg);
+ if (ret == -ECONNABORTED)
+ goto out;
+
+ req = (struct smb_direct_negotiate_req *)recvmsg->packet;
+ st->max_recv_size = min_t(int, st->max_recv_size,
+ le32_to_cpu(req->preferred_send_size));
+ st->max_send_size = min_t(int, st->max_send_size,
+ le32_to_cpu(req->max_receive_size));
+ st->max_fragmented_send_size =
+ le32_to_cpu(req->max_fragmented_size);
+ st->max_fragmented_recv_size =
+ (st->recv_credit_max * st->max_recv_size) / 2;
+
+ ret = smb_direct_send_negotiate_response(st, ret);
+out:
+ spin_lock_irq(&st->reassembly_queue_lock);
+ st->reassembly_queue_length--;
+ list_del(&recvmsg->list);
+ spin_unlock_irq(&st->reassembly_queue_lock);
+ put_recvmsg(st, recvmsg);
+
+ return ret;
+}
+
+static int smb_direct_connect(struct smb_direct_transport *st)
+{
int ret;
struct ib_qp_cap qp_cap;
@@ -1904,13 +2019,11 @@
return ret;
}
- ret = smb_direct_negotiate(st);
+ ret = smb_direct_prepare_negotiation(st);
if (ret) {
pr_err("Can't negotiate: %d\n", ret);
return ret;
}
-
- st->status = SMB_DIRECT_CS_CONNECTED;
return 0;
}
@@ -1926,6 +2039,7 @@
static int smb_direct_handle_connect_request(struct rdma_cm_id *new_cm_id)
{
struct smb_direct_transport *t;
+ int ret;
if (!rdma_frwr_is_supported(&new_cm_id->device->attrs)) {
ksmbd_debug(RDMA,
@@ -1938,18 +2052,23 @@
if (!t)
return -ENOMEM;
+ ret = smb_direct_connect(t);
+ if (ret)
+ goto out_err;
+
KSMBD_TRANS(t)->handler = kthread_run(ksmbd_conn_handler_loop,
KSMBD_TRANS(t)->conn, "ksmbd:r%u",
- SMB_DIRECT_PORT);
+ smb_direct_port);
if (IS_ERR(KSMBD_TRANS(t)->handler)) {
- int ret = PTR_ERR(KSMBD_TRANS(t)->handler);
-
+ ret = PTR_ERR(KSMBD_TRANS(t)->handler);
pr_err("Can't start thread\n");
- free_transport(t);
- return ret;
+ goto out_err;
}
return 0;
+out_err:
+ free_transport(t);
+ return ret;
}
static int smb_direct_listen_handler(struct rdma_cm_id *cm_id,
@@ -2013,12 +2132,64 @@
return ret;
}
+static int smb_direct_ib_client_add(struct ib_device *ib_dev)
+{
+ struct smb_direct_device *smb_dev;
+
+ /* Set 5445 port if device type is iWARP(No IB) */
+ if (ib_dev->node_type != RDMA_NODE_IB_CA)
+ smb_direct_port = SMB_DIRECT_PORT_IWARP;
+
+ if (!rdma_frwr_is_supported(&ib_dev->attrs))
+ return 0;
+
+ smb_dev = kzalloc(sizeof(*smb_dev), GFP_KERNEL);
+ if (!smb_dev)
+ return -ENOMEM;
+ smb_dev->ib_dev = ib_dev;
+
+ write_lock(&smb_direct_device_lock);
+ list_add(&smb_dev->list, &smb_direct_device_list);
+ write_unlock(&smb_direct_device_lock);
+
+ ksmbd_debug(RDMA, "ib device added: name %s\n", ib_dev->name);
+ return 0;
+}
+
+static void smb_direct_ib_client_remove(struct ib_device *ib_dev,
+ void *client_data)
+{
+ struct smb_direct_device *smb_dev, *tmp;
+
+ write_lock(&smb_direct_device_lock);
+ list_for_each_entry_safe(smb_dev, tmp, &smb_direct_device_list, list) {
+ if (smb_dev->ib_dev == ib_dev) {
+ list_del(&smb_dev->list);
+ kfree(smb_dev);
+ break;
+ }
+ }
+ write_unlock(&smb_direct_device_lock);
+}
+
+static struct ib_client smb_direct_ib_client = {
+ .name = "ksmbd_smb_direct_ib",
+ .add = smb_direct_ib_client_add,
+ .remove = smb_direct_ib_client_remove,
+};
+
int ksmbd_rdma_init(void)
{
int ret;
smb_direct_listener.cm_id = NULL;
+ ret = ib_register_client(&smb_direct_ib_client);
+ if (ret) {
+ pr_err("failed to ib_register_client\n");
+ return ret;
+ }
+
/* When a client is running out of send credits, the credits are
* granted by the server's sending a packet using this queue.
* This avoids the situation that a clients cannot send packets
@@ -2029,7 +2200,7 @@
if (!smb_direct_wq)
return -ENOMEM;
- ret = smb_direct_listen(SMB_DIRECT_PORT);
+ ret = smb_direct_listen(smb_direct_port);
if (ret) {
destroy_workqueue(smb_direct_wq);
smb_direct_wq = NULL;
@@ -2042,37 +2213,88 @@
return 0;
}
-int ksmbd_rdma_destroy(void)
+void ksmbd_rdma_destroy(void)
{
- if (smb_direct_listener.cm_id)
- rdma_destroy_id(smb_direct_listener.cm_id);
+ if (!smb_direct_listener.cm_id)
+ return;
+
+ ib_unregister_client(&smb_direct_ib_client);
+ rdma_destroy_id(smb_direct_listener.cm_id);
+
smb_direct_listener.cm_id = NULL;
if (smb_direct_wq) {
- flush_workqueue(smb_direct_wq);
destroy_workqueue(smb_direct_wq);
smb_direct_wq = NULL;
}
- return 0;
}
bool ksmbd_rdma_capable_netdev(struct net_device *netdev)
{
- struct ib_device *ibdev;
+ struct smb_direct_device *smb_dev;
+ int i;
bool rdma_capable = false;
- ibdev = ib_device_get_by_netdev(netdev, RDMA_DRIVER_UNKNOWN);
- if (ibdev) {
- if (rdma_frwr_is_supported(&ibdev->attrs))
- rdma_capable = true;
- ib_device_put(ibdev);
+ read_lock(&smb_direct_device_lock);
+ list_for_each_entry(smb_dev, &smb_direct_device_list, list) {
+ for (i = 0; i < smb_dev->ib_dev->phys_port_cnt; i++) {
+ struct net_device *ndev;
+
+ if (smb_dev->ib_dev->ops.get_netdev) {
+ ndev = smb_dev->ib_dev->ops.get_netdev(
+ smb_dev->ib_dev, i + 1);
+ if (!ndev)
+ continue;
+
+ if (ndev == netdev) {
+ dev_put(ndev);
+ rdma_capable = true;
+ goto out;
+ }
+ dev_put(ndev);
+ /* if ib_dev does not implement ops.get_netdev
+ * check for matching infiniband GUID in hw_addr
+ */
+ } else if (netdev->type == ARPHRD_INFINIBAND) {
+ struct netdev_hw_addr *ha;
+ union ib_gid gid;
+ u32 port_num;
+ int ret;
+
+ netdev_hw_addr_list_for_each(
+ ha, &netdev->dev_addrs) {
+ memcpy(&gid, ha->addr + 4, sizeof(gid));
+ ret = ib_find_gid(smb_dev->ib_dev, &gid,
+ &port_num, NULL);
+ if (!ret) {
+ rdma_capable = true;
+ goto out;
+ }
+ }
+ }
+ }
}
+out:
+ read_unlock(&smb_direct_device_lock);
+
+ if (rdma_capable == false) {
+ struct ib_device *ibdev;
+
+ ibdev = ib_device_get_by_netdev(netdev, RDMA_DRIVER_UNKNOWN);
+ if (ibdev) {
+ if (rdma_frwr_is_supported(&ibdev->attrs))
+ rdma_capable = true;
+ ib_device_put(ibdev);
+ }
+ }
+
return rdma_capable;
}
static struct ksmbd_transport_ops ksmbd_smb_direct_transport_ops = {
.prepare = smb_direct_prepare,
.disconnect = smb_direct_disconnect,
+ .shutdown = smb_direct_shutdown,
.writev = smb_direct_writev,
.read = smb_direct_read,
.rdma_read = smb_direct_rdma_read,
diff --git a/fs/ksmbd/transport_rdma.h b/fs/ksmbd/transport_rdma.h
index 04a7a37..77aee4e 100644
--- a/fs/ksmbd/transport_rdma.h
+++ b/fs/ksmbd/transport_rdma.h
@@ -7,8 +7,6 @@
#ifndef __KSMBD_TRANSPORT_RDMA_H__
#define __KSMBD_TRANSPORT_RDMA_H__
-#define SMB_DIRECT_PORT 5445
-
#define SMBD_DEFAULT_IOSIZE (8 * 1024 * 1024)
#define SMBD_MIN_IOSIZE (512 * 1024)
#define SMBD_MAX_IOSIZE (16 * 1024 * 1024)
@@ -56,14 +54,16 @@
#ifdef CONFIG_SMB_SERVER_SMBDIRECT
int ksmbd_rdma_init(void);
-int ksmbd_rdma_destroy(void);
+void ksmbd_rdma_destroy(void);
bool ksmbd_rdma_capable_netdev(struct net_device *netdev);
void init_smbd_max_io_size(unsigned int sz);
+unsigned int get_smbd_max_read_write_size(void);
#else
static inline int ksmbd_rdma_init(void) { return 0; }
static inline int ksmbd_rdma_destroy(void) { return 0; }
static inline bool ksmbd_rdma_capable_netdev(struct net_device *netdev) { return false; }
static inline void init_smbd_max_io_size(unsigned int sz) { }
+static inline unsigned int get_smbd_max_read_write_size(void) { return 0; }
#endif
#endif /* __KSMBD_TRANSPORT_RDMA_H__ */
diff --git a/fs/ksmbd/transport_tcp.c b/fs/ksmbd/transport_tcp.c
index d1d7954..eff7a1d79 100644
--- a/fs/ksmbd/transport_tcp.c
+++ b/fs/ksmbd/transport_tcp.c
@@ -333,7 +333,7 @@
if (length == -EINTR) {
total_read = -ESHUTDOWN;
break;
- } else if (conn->status == KSMBD_SESS_NEED_RECONNECT) {
+ } else if (ksmbd_conn_need_reconnect(conn)) {
total_read = -EAGAIN;
break;
} else if (length == -ERESTARTSYS || length == -EAGAIN) {
@@ -428,7 +428,8 @@
ret = sock_create(PF_INET6, SOCK_STREAM, IPPROTO_TCP, &ksmbd_socket);
if (ret) {
- pr_err("Can't create socket for ipv6, try ipv4: %d\n", ret);
+ if (ret != -EAFNOSUPPORT)
+ pr_err("Can't create socket for ipv6, fallback to ipv4: %d\n", ret);
ret = sock_create(PF_INET, SOCK_STREAM, IPPROTO_TCP,
&ksmbd_socket);
if (ret) {
@@ -505,7 +506,7 @@
switch (event) {
case NETDEV_UP:
- if (netdev->priv_flags & IFF_BRIDGE_PORT)
+ if (netif_is_bridge_port(netdev))
return NOTIFY_OK;
list_for_each_entry(iface, &iface_list, entry) {
@@ -614,7 +615,7 @@
rtnl_lock();
for_each_netdev(&init_net, netdev) {
- if (netdev->priv_flags & IFF_BRIDGE_PORT)
+ if (netif_is_bridge_port(netdev))
continue;
if (!alloc_iface(kstrdup(netdev->name, GFP_KERNEL)))
return -ENOMEM;
diff --git a/fs/ksmbd/unicode.c b/fs/ksmbd/unicode.c
index a0db699..33fc6d4 100644
--- a/fs/ksmbd/unicode.c
+++ b/fs/ksmbd/unicode.c
@@ -15,45 +15,9 @@
#include "smb_common.h"
/*
- * smb_utf16_bytes() - how long will a string be after conversion?
- * @from: pointer to input string
- * @maxbytes: don't go past this many bytes of input string
- * @codepage: destination codepage
- *
- * Walk a utf16le string and return the number of bytes that the string will
- * be after being converted to the given charset, not including any null
- * termination required. Don't walk past maxbytes in the source buffer.
- *
- * Return: string length after conversion
- */
-static int smb_utf16_bytes(const __le16 *from, int maxbytes,
- const struct nls_table *codepage)
-{
- int i;
- int charlen, outlen = 0;
- int maxwords = maxbytes / 2;
- char tmp[NLS_MAX_CHARSET_SIZE];
- __u16 ftmp;
-
- for (i = 0; i < maxwords; i++) {
- ftmp = get_unaligned_le16(&from[i]);
- if (ftmp == 0)
- break;
-
- charlen = codepage->uni2char(ftmp, tmp, NLS_MAX_CHARSET_SIZE);
- if (charlen > 0)
- outlen += charlen;
- else
- outlen++;
- }
-
- return outlen;
-}
-
-/*
* cifs_mapchar() - convert a host-endian char to proper char in codepage
* @target: where converted character should be copied
- * @src_char: 2 byte host-endian source character
+ * @from: host-endian source string
* @cp: codepage to which character should be converted
* @mapchar: should character be mapped according to mapchars mount option?
*
@@ -64,10 +28,13 @@
* Return: string length after conversion
*/
static int
-cifs_mapchar(char *target, const __u16 src_char, const struct nls_table *cp,
+cifs_mapchar(char *target, const __u16 *from, const struct nls_table *cp,
bool mapchar)
{
int len = 1;
+ __u16 src_char;
+
+ src_char = *from;
if (!mapchar)
goto cp_convert;
@@ -105,30 +72,66 @@
cp_convert:
len = cp->uni2char(src_char, target, NLS_MAX_CHARSET_SIZE);
- if (len <= 0) {
- *target = '?';
- len = 1;
- }
+ if (len <= 0)
+ goto surrogate_pair;
goto out;
+
+surrogate_pair:
+ /* convert SURROGATE_PAIR and IVS */
+ if (strcmp(cp->charset, "utf8"))
+ goto unknown;
+ len = utf16s_to_utf8s(from, 3, UTF16_LITTLE_ENDIAN, target, 6);
+ if (len <= 0)
+ goto unknown;
+ return len;
+
+unknown:
+ *target = '?';
+ len = 1;
+ goto out;
}
/*
- * is_char_allowed() - check for valid character
- * @ch: input character to be checked
+ * smb_utf16_bytes() - compute converted string length
+ * @from: pointer to input string
+ * @maxbytes: input string length
+ * @codepage: destination codepage
*
- * Return: 1 if char is allowed, otherwise 0
+ * Walk a utf16le string and return the number of bytes that the string will
+ * be after being converted to the given charset, not including any null
+ * termination required. Don't walk past maxbytes in the source buffer.
+ *
+ * Return: string length after conversion
*/
-static inline int is_char_allowed(char *ch)
+static int smb_utf16_bytes(const __le16 *from, int maxbytes,
+ const struct nls_table *codepage)
{
- /* check for control chars, wildcards etc. */
- if (!(*ch & 0x80) &&
- (*ch <= 0x1f ||
- *ch == '?' || *ch == '"' || *ch == '<' ||
- *ch == '>' || *ch == '|'))
- return 0;
+ int i, j;
+ int charlen, outlen = 0;
+ int maxwords = maxbytes / 2;
+ char tmp[NLS_MAX_CHARSET_SIZE];
+ __u16 ftmp[3];
- return 1;
+ for (i = 0; i < maxwords; i++) {
+ ftmp[0] = get_unaligned_le16(&from[i]);
+ if (ftmp[0] == 0)
+ break;
+ for (j = 1; j <= 2; j++) {
+ if (i + j < maxwords)
+ ftmp[j] = get_unaligned_le16(&from[i + j]);
+ else
+ ftmp[j] = 0;
+ }
+
+ charlen = cifs_mapchar(tmp, ftmp, codepage, 0);
+ if (charlen > 0)
+ outlen += charlen;
+ else
+ outlen++;
+ }
+
+ return outlen;
}
/*
@@ -158,12 +161,12 @@
static int smb_from_utf16(char *to, const __le16 *from, int tolen, int fromlen,
const struct nls_table *codepage, bool mapchar)
{
- int i, charlen, safelen;
+ int i, j, charlen, safelen;
int outlen = 0;
int nullsize = nls_nullsize(codepage);
int fromwords = fromlen / 2;
char tmp[NLS_MAX_CHARSET_SIZE];
- __u16 ftmp;
+ __u16 ftmp[3]; /* ftmp[3] = 3array x 2bytes = 6bytes UTF-16 */
/*
* because the chars can be of varying widths, we need to take care
@@ -174,9 +177,15 @@
safelen = tolen - (NLS_MAX_CHARSET_SIZE + nullsize);
for (i = 0; i < fromwords; i++) {
- ftmp = get_unaligned_le16(&from[i]);
- if (ftmp == 0)
+ ftmp[0] = get_unaligned_le16(&from[i]);
+ if (ftmp[0] == 0)
break;
+ for (j = 1; j <= 2; j++) {
+ if (i + j < fromwords)
+ ftmp[j] = get_unaligned_le16(&from[i + j]);
+ else
+ ftmp[j] = 0;
+ }
/*
* check to see if converting this character might make the
@@ -191,6 +200,19 @@
/* put converted char into 'to' buffer */
charlen = cifs_mapchar(&to[outlen], ftmp, codepage, mapchar);
outlen += charlen;
+
+ /*
+ * charlen (=bytes of UTF-8 for 1 character)
+ * 4bytes UTF-8(surrogate pair) is charlen=4
+ * (4bytes UTF-16 code)
+ * 7-8bytes UTF-8(IVS) is charlen=3+4 or 4+4
+ * (2 UTF-8 pairs divided to 2 UTF-16 pairs)
+ */
+ if (charlen == 4)
+ i++;
+ else if (charlen >= 5)
+ /* 5-6bytes UTF-8 */
+ i += 2;
}
/* properly null-terminate string */
@@ -325,6 +347,9 @@
char src_char;
__le16 dst_char;
wchar_t tmp;
+ wchar_t wchar_to[6]; /* UTF-16 */
+ int ret;
+ unicode_t u;
if (!mapchars)
return smb_strtoUTF16(target, source, srclen, cp);
@@ -367,11 +392,57 @@
* if no match, use question mark, which at least in
* some cases serves as wild card
*/
- if (charlen < 1) {
- dst_char = cpu_to_le16(0x003f);
- charlen = 1;
+ if (charlen > 0)
+ goto ctoUTF16;
+
+ /* convert SURROGATE_PAIR */
+ if (strcmp(cp->charset, "utf8"))
+ goto unknown;
+ if (*(source + i) & 0x80) {
+ charlen = utf8_to_utf32(source + i, 6, &u);
+ if (charlen < 0)
+ goto unknown;
+ } else
+ goto unknown;
+ ret = utf8s_to_utf16s(source + i, charlen,
+ UTF16_LITTLE_ENDIAN,
+ wchar_to, 6);
+ if (ret < 0)
+ goto unknown;
+
+ i += charlen;
+ dst_char = cpu_to_le16(*wchar_to);
+ if (charlen <= 3)
+ /* 1-3bytes UTF-8 to 2bytes UTF-16 */
+ put_unaligned(dst_char, &target[j]);
+ else if (charlen == 4) {
+ /*
+ * 4bytes UTF-8(surrogate pair) to 4bytes UTF-16
+ * 7-8bytes UTF-8(IVS) divided to 2 UTF-16
+ * (charlen=3+4 or 4+4)
+ */
+ put_unaligned(dst_char, &target[j]);
+ dst_char = cpu_to_le16(*(wchar_to + 1));
+ j++;
+ put_unaligned(dst_char, &target[j]);
+ } else if (charlen >= 5) {
+ /* 5-6bytes UTF-8 to 6bytes UTF-16 */
+ put_unaligned(dst_char, &target[j]);
+ dst_char = cpu_to_le16(*(wchar_to + 1));
+ j++;
+ put_unaligned(dst_char, &target[j]);
+ dst_char = cpu_to_le16(*(wchar_to + 2));
+ j++;
+ put_unaligned(dst_char, &target[j]);
}
+ continue;
+
+unknown:
+ dst_char = cpu_to_le16(0x003f);
+ charlen = 1;
}
+
+ctoUTF16:
/*
* character may take more than one byte in the source string,
* but will take exactly two bytes in the target string
diff --git a/fs/ksmbd/unicode.h b/fs/ksmbd/unicode.h
index 5593024..076f6034 100644
--- a/fs/ksmbd/unicode.h
+++ b/fs/ksmbd/unicode.h
@@ -24,6 +24,7 @@
#include <asm/byteorder.h>
#include <linux/types.h>
#include <linux/nls.h>
+#include <linux/unicode.h>
#define UNIUPR_NOLOWER /* Example to not expand lower case tables */
@@ -69,7 +70,7 @@
const struct nls_table *codepage);
int smbConvertToUTF16(__le16 *target, const char *source, int srclen,
const struct nls_table *cp, int mapchars);
-char *ksmbd_extract_sharename(char *treename);
+char *ksmbd_extract_sharename(struct unicode_map *um, const char *treename);
#endif
/*
diff --git a/fs/ksmbd/vfs.c b/fs/ksmbd/vfs.c
index f76acd8..173a488 100644
--- a/fs/ksmbd/vfs.c
+++ b/fs/ksmbd/vfs.c
@@ -18,6 +18,7 @@
#include <linux/vmalloc.h>
#include <linux/sched/xacct.h>
#include <linux/crc32c.h>
+#include <linux/namei.h>
#include "glob.h"
#include "oplock.h"
@@ -35,19 +36,6 @@
#include "mgmt/user_session.h"
#include "mgmt/user_config.h"
-static char *extract_last_component(char *path)
-{
- char *p = strrchr(path, '/');
-
- if (p && p[1] != '\0') {
- *p = '\0';
- p++;
- } else {
- p = NULL;
- }
- return p;
-}
-
static void ksmbd_vfs_inherit_owner(struct ksmbd_work *work,
struct inode *parent_inode,
struct inode *inode)
@@ -61,67 +49,96 @@
/**
* ksmbd_vfs_lock_parent() - lock parent dentry if it is stable
- *
- * the parent dentry got by dget_parent or @parent could be
- * unstable, we try to lock a parent inode and lookup the
- * child dentry again.
- *
- * the reference count of @parent isn't incremented.
*/
-int ksmbd_vfs_lock_parent(struct user_namespace *user_ns, struct dentry *parent,
- struct dentry *child)
+int ksmbd_vfs_lock_parent(struct dentry *parent, struct dentry *child)
{
- struct dentry *dentry;
- int ret = 0;
-
inode_lock_nested(d_inode(parent), I_MUTEX_PARENT);
- dentry = lookup_one(user_ns, child->d_name.name, parent,
- child->d_name.len);
- if (IS_ERR(dentry)) {
- ret = PTR_ERR(dentry);
- goto out_err;
+ if (child->d_parent != parent) {
+ inode_unlock(d_inode(parent));
+ return -ENOENT;
}
- if (dentry != child) {
- ret = -ESTALE;
- dput(dentry);
- goto out_err;
- }
-
- dput(dentry);
return 0;
-out_err:
- inode_unlock(d_inode(parent));
- return ret;
}
-int ksmbd_vfs_may_delete(struct user_namespace *user_ns,
- struct dentry *dentry)
+static int ksmbd_vfs_path_lookup_locked(struct ksmbd_share_config *share_conf,
+ char *pathname, unsigned int flags,
+ struct path *parent_path,
+ struct path *path)
{
- struct dentry *parent;
- int ret;
+ struct qstr last;
+ struct filename *filename;
+ struct path *root_share_path = &share_conf->vfs_path;
+ int err, type;
+ struct dentry *d;
- parent = dget_parent(dentry);
- ret = ksmbd_vfs_lock_parent(user_ns, parent, dentry);
- if (ret) {
- dput(parent);
- return ret;
+ if (pathname[0] == '\0') {
+ pathname = share_conf->path;
+ root_share_path = NULL;
+ } else {
+ flags |= LOOKUP_BENEATH;
}
- ret = inode_permission(user_ns, d_inode(parent),
- MAY_EXEC | MAY_WRITE);
+ filename = getname_kernel(pathname);
+ if (IS_ERR(filename))
+ return PTR_ERR(filename);
- inode_unlock(d_inode(parent));
- dput(parent);
- return ret;
+ err = vfs_path_parent_lookup(filename, flags,
+ parent_path, &last, &type,
+ root_share_path);
+ if (err) {
+ putname(filename);
+ return err;
+ }
+
+ if (unlikely(type != LAST_NORM)) {
+ path_put(parent_path);
+ putname(filename);
+ return -ENOENT;
+ }
+
+ err = mnt_want_write(parent_path->mnt);
+ if (err) {
+ path_put(parent_path);
+ putname(filename);
+ return -ENOENT;
+ }
+
+ inode_lock_nested(parent_path->dentry->d_inode, I_MUTEX_PARENT);
+ d = lookup_one_qstr_excl(&last, parent_path->dentry, 0);
+ if (IS_ERR(d))
+ goto err_out;
+
+ if (d_is_negative(d)) {
+ dput(d);
+ goto err_out;
+ }
+
+ path->dentry = d;
+ path->mnt = mntget(parent_path->mnt);
+
+ if (test_share_config_flag(share_conf, KSMBD_SHARE_FLAG_CROSSMNT)) {
+ err = follow_down(path);
+ if (err < 0) {
+ path_put(path);
+ goto err_out;
+ }
+ }
+
+ putname(filename);
+ return 0;
+
+err_out:
+ inode_unlock(d_inode(parent_path->dentry));
+ mnt_drop_write(parent_path->mnt);
+ path_put(parent_path);
+ putname(filename);
+ return -ENOENT;
}
-int ksmbd_vfs_query_maximal_access(struct user_namespace *user_ns,
+void ksmbd_vfs_query_maximal_access(struct user_namespace *user_ns,
struct dentry *dentry, __le32 *daccess)
{
- struct dentry *parent;
- int ret = 0;
-
*daccess = cpu_to_le32(FILE_READ_ATTRIBUTES | READ_CONTROL);
if (!inode_permission(user_ns, d_inode(dentry), MAY_OPEN | MAY_WRITE))
@@ -136,19 +153,8 @@
if (!inode_permission(user_ns, d_inode(dentry), MAY_OPEN | MAY_EXEC))
*daccess |= FILE_EXECUTE_LE;
- parent = dget_parent(dentry);
- ret = ksmbd_vfs_lock_parent(user_ns, parent, dentry);
- if (ret) {
- dput(parent);
- return ret;
- }
-
- if (!inode_permission(user_ns, d_inode(parent), MAY_EXEC | MAY_WRITE))
+ if (!inode_permission(user_ns, d_inode(dentry->d_parent), MAY_EXEC | MAY_WRITE))
*daccess |= FILE_DELETE_LE;
-
- inode_unlock(d_inode(parent));
- dput(parent);
- return ret;
}
/**
@@ -184,6 +190,7 @@
} else {
pr_err("File(%s): creation failed (err:%d)\n", name, err);
}
+
done_path_create(&path, dentry);
return err;
}
@@ -217,27 +224,26 @@
user_ns = mnt_user_ns(path.mnt);
mode |= S_IFDIR;
err = vfs_mkdir(user_ns, d_inode(path.dentry), dentry, mode);
- if (err) {
- goto out;
- } else if (d_unhashed(dentry)) {
+ if (!err && d_unhashed(dentry)) {
struct dentry *d;
d = lookup_one(user_ns, dentry->d_name.name, dentry->d_parent,
dentry->d_name.len);
if (IS_ERR(d)) {
err = PTR_ERR(d);
- goto out;
+ goto out_err;
}
if (unlikely(d_is_negative(d))) {
dput(d);
err = -ENOENT;
- goto out;
+ goto out_err;
}
ksmbd_vfs_inherit_owner(work, d_inode(path.dentry), d_inode(d));
dput(d);
}
-out:
+
+out_err:
done_path_create(&path, dentry);
if (err)
pr_err("mkdir(%s): creation failed (err:%d)\n", name, err);
@@ -357,15 +363,15 @@
* @fid: file id of open file
* @count: read byte count
* @pos: file pos
+ * @rbuf: read data buffer
*
* Return: number of read bytes on success, otherwise error
*/
int ksmbd_vfs_read(struct ksmbd_work *work, struct ksmbd_file *fp, size_t count,
- loff_t *pos)
+ loff_t *pos, char *rbuf)
{
struct file *filp = fp->filp;
ssize_t nbytes = 0;
- char *rbuf = work->aux_payload_buf;
struct inode *inode = file_inode(filp);
if (S_ISDIR(inode->i_mode))
@@ -376,8 +382,7 @@
if (work->conn->connection_type) {
if (!(fp->daccess & (FILE_READ_DATA_LE | FILE_EXECUTE_LE))) {
- pr_err("no right to read(%pd)\n",
- fp->filp->f_path.dentry);
+ pr_err("no right to read(%pD)\n", fp->filp);
return -EACCES;
}
}
@@ -397,8 +402,7 @@
nbytes = kernel_read(filp, rbuf, count, pos);
if (nbytes < 0) {
- pr_err("smb read failed for (%s), err = %zd\n",
- fp->filename, nbytes);
+ pr_err("smb read failed, err = %zd\n", nbytes);
return nbytes;
}
@@ -411,7 +415,8 @@
{
char *stream_buf = NULL, *wbuf;
struct user_namespace *user_ns = file_mnt_user_ns(fp->filp);
- size_t size, v_len;
+ size_t size;
+ ssize_t v_len;
int err = 0;
ksmbd_debug(VFS, "write stream data pos : %llu, count : %zd\n",
@@ -428,14 +433,14 @@
fp->stream.name,
fp->stream.size,
&stream_buf);
- if ((int)v_len < 0) {
+ if (v_len < 0) {
pr_err("not found stream in xattr : %zd\n", v_len);
- err = (int)v_len;
+ err = v_len;
goto out;
}
if (v_len < size) {
- wbuf = kvmalloc(size, GFP_KERNEL | __GFP_ZERO);
+ wbuf = kvzalloc(size, GFP_KERNEL);
if (!wbuf) {
err = -ENOMEM;
goto out;
@@ -450,11 +455,12 @@
memcpy(&stream_buf[*pos], buf, count);
err = ksmbd_vfs_setxattr(user_ns,
- fp->filp->f_path.dentry,
+ &fp->filp->f_path,
fp->stream.name,
(void *)stream_buf,
size,
- 0);
+ 0,
+ true);
if (err < 0)
goto out;
@@ -487,8 +493,7 @@
if (work->conn->connection_type) {
if (!(fp->daccess & FILE_WRITE_DATA_LE)) {
- pr_err("no right to write(%pd)\n",
- fp->filp->f_path.dentry);
+ pr_err("no right to write(%pD)\n", fp->filp);
err = -EACCES;
goto out;
}
@@ -512,6 +517,9 @@
}
}
+ /* Reserve lease break for parent dir at closing time */
+ fp->reserve_lease_break = true;
+
/* Do we need to break any of a levelII oplock? */
smb_break_all_levII_oplock(work, fp, 1);
@@ -527,8 +535,8 @@
if (sync) {
err = vfs_fsync_range(filp, offset, offset + *written, 0);
if (err < 0)
- pr_err("fsync failed for filename = %pd, err = %d\n",
- fp->filp->f_path.dentry, err);
+ pr_err("fsync failed for filename = %pD, err = %d\n",
+ fp->filp, err);
}
out:
@@ -543,7 +551,7 @@
*
* Return: 0 on success, otherwise error
*/
-int ksmbd_vfs_getattr(struct path *path, struct kstat *stat)
+int ksmbd_vfs_getattr(const struct path *path, struct kstat *stat)
{
int err;
@@ -583,54 +591,32 @@
*
* Return: 0 on success, otherwise error
*/
-int ksmbd_vfs_remove_file(struct ksmbd_work *work, char *name)
+int ksmbd_vfs_remove_file(struct ksmbd_work *work, const struct path *path)
{
struct user_namespace *user_ns;
- struct path path;
- struct dentry *parent;
+ struct dentry *parent = path->dentry->d_parent;
int err;
if (ksmbd_override_fsids(work))
return -ENOMEM;
- err = ksmbd_vfs_kern_path(work, name, LOOKUP_NO_SYMLINKS, &path, false);
- if (err) {
- ksmbd_debug(VFS, "can't get %s, err %d\n", name, err);
- ksmbd_revert_fsids(work);
- return err;
- }
-
- user_ns = mnt_user_ns(path.mnt);
- parent = dget_parent(path.dentry);
- err = ksmbd_vfs_lock_parent(user_ns, parent, path.dentry);
- if (err) {
- dput(parent);
- path_put(&path);
- ksmbd_revert_fsids(work);
- return err;
- }
-
- if (!d_inode(path.dentry)->i_nlink) {
+ if (!d_inode(path->dentry)->i_nlink) {
err = -ENOENT;
goto out_err;
}
- if (S_ISDIR(d_inode(path.dentry)->i_mode)) {
- err = vfs_rmdir(user_ns, d_inode(parent), path.dentry);
+ user_ns = mnt_user_ns(path->mnt);
+ if (S_ISDIR(d_inode(path->dentry)->i_mode)) {
+ err = vfs_rmdir(user_ns, d_inode(parent), path->dentry);
if (err && err != -ENOTEMPTY)
- ksmbd_debug(VFS, "%s: rmdir failed, err %d\n", name,
- err);
+ ksmbd_debug(VFS, "rmdir failed, err %d\n", err);
} else {
- err = vfs_unlink(user_ns, d_inode(parent), path.dentry, NULL);
+ err = vfs_unlink(user_ns, d_inode(parent), path->dentry, NULL);
if (err)
- ksmbd_debug(VFS, "%s: unlink failed, err %d\n", name,
- err);
+ ksmbd_debug(VFS, "unlink failed, err %d\n", err);
}
out_err:
- inode_unlock(d_inode(parent));
- dput(parent);
- path_put(&path);
ksmbd_revert_fsids(work);
return err;
}
@@ -689,152 +675,123 @@
return err;
}
-static int ksmbd_validate_entry_in_use(struct dentry *src_dent)
+int ksmbd_vfs_rename(struct ksmbd_work *work, const struct path *old_path,
+ char *newname, int flags)
{
- struct dentry *dst_dent;
-
- spin_lock(&src_dent->d_lock);
- list_for_each_entry(dst_dent, &src_dent->d_subdirs, d_child) {
- struct ksmbd_file *child_fp;
-
- if (d_really_is_negative(dst_dent))
- continue;
-
- child_fp = ksmbd_lookup_fd_inode(d_inode(dst_dent));
- if (child_fp) {
- spin_unlock(&src_dent->d_lock);
- ksmbd_debug(VFS, "Forbid rename, sub file/dir is in use\n");
- return -EACCES;
- }
- }
- spin_unlock(&src_dent->d_lock);
-
- return 0;
-}
-
-static int __ksmbd_vfs_rename(struct ksmbd_work *work,
- struct user_namespace *src_user_ns,
- struct dentry *src_dent_parent,
- struct dentry *src_dent,
- struct user_namespace *dst_user_ns,
- struct dentry *dst_dent_parent,
- struct dentry *trap_dent,
- char *dst_name)
-{
- struct dentry *dst_dent;
- int err;
-
- if (!work->tcon->posix_extensions) {
- err = ksmbd_validate_entry_in_use(src_dent);
- if (err)
- return err;
- }
-
- if (d_really_is_negative(src_dent_parent))
- return -ENOENT;
- if (d_really_is_negative(dst_dent_parent))
- return -ENOENT;
- if (d_really_is_negative(src_dent))
- return -ENOENT;
- if (src_dent == trap_dent)
- return -EINVAL;
+ struct dentry *old_parent, *new_dentry, *trap;
+ struct dentry *old_child = old_path->dentry;
+ struct path new_path;
+ struct qstr new_last;
+ struct renamedata rd;
+ struct filename *to;
+ struct ksmbd_share_config *share_conf = work->tcon->share_conf;
+ struct ksmbd_file *parent_fp;
+ int new_type;
+ int err, lookup_flags = LOOKUP_NO_SYMLINKS;
if (ksmbd_override_fsids(work))
return -ENOMEM;
- dst_dent = lookup_one(dst_user_ns, dst_name, dst_dent_parent,
- strlen(dst_name));
- err = PTR_ERR(dst_dent);
- if (IS_ERR(dst_dent)) {
- pr_err("lookup failed %s [%d]\n", dst_name, err);
- goto out;
+ to = getname_kernel(newname);
+ if (IS_ERR(to)) {
+ err = PTR_ERR(to);
+ goto revert_fsids;
}
- err = -ENOTEMPTY;
- if (dst_dent != trap_dent && !d_really_is_positive(dst_dent)) {
- struct renamedata rd = {
- .old_mnt_userns = src_user_ns,
- .old_dir = d_inode(src_dent_parent),
- .old_dentry = src_dent,
- .new_mnt_userns = dst_user_ns,
- .new_dir = d_inode(dst_dent_parent),
- .new_dentry = dst_dent,
- };
- err = vfs_rename(&rd);
- }
+retry:
+ err = vfs_path_parent_lookup(to, lookup_flags | LOOKUP_BENEATH,
+ &new_path, &new_last, &new_type,
+ &share_conf->vfs_path);
if (err)
- pr_err("vfs_rename failed err %d\n", err);
- if (dst_dent)
- dput(dst_dent);
-out:
+ goto out1;
+
+ if (old_path->mnt != new_path.mnt) {
+ err = -EXDEV;
+ goto out2;
+ }
+
+ err = mnt_want_write(old_path->mnt);
+ if (err)
+ goto out2;
+
+ trap = lock_rename_child(old_child, new_path.dentry);
+
+ old_parent = dget(old_child->d_parent);
+ if (d_unhashed(old_child)) {
+ err = -EINVAL;
+ goto out3;
+ }
+
+ parent_fp = ksmbd_lookup_fd_inode(old_child->d_parent);
+ if (parent_fp) {
+ if (parent_fp->daccess & FILE_DELETE_LE) {
+ pr_err("parent dir is opened with delete access\n");
+ err = -ESHARE;
+ ksmbd_fd_put(work, parent_fp);
+ goto out3;
+ }
+ ksmbd_fd_put(work, parent_fp);
+ }
+
+ new_dentry = lookup_one_qstr_excl(&new_last, new_path.dentry,
+ lookup_flags | LOOKUP_RENAME_TARGET);
+ if (IS_ERR(new_dentry)) {
+ err = PTR_ERR(new_dentry);
+ goto out3;
+ }
+
+ if (d_is_symlink(new_dentry)) {
+ err = -EACCES;
+ goto out4;
+ }
+
+ if ((flags & RENAME_NOREPLACE) && d_is_positive(new_dentry)) {
+ err = -EEXIST;
+ goto out4;
+ }
+
+ if (old_child == trap) {
+ err = -EINVAL;
+ goto out4;
+ }
+
+ if (new_dentry == trap) {
+ err = -ENOTEMPTY;
+ goto out4;
+ }
+
+ rd.old_mnt_userns = mnt_user_ns(old_path->mnt),
+ rd.old_dir = d_inode(old_parent),
+ rd.old_dentry = old_child,
+ rd.new_mnt_userns = mnt_user_ns(new_path.mnt),
+ rd.new_dir = new_path.dentry->d_inode,
+ rd.new_dentry = new_dentry,
+ rd.flags = flags,
+ rd.delegated_inode = NULL,
+ err = vfs_rename(&rd);
+ if (err)
+ ksmbd_debug(VFS, "vfs_rename failed err %d\n", err);
+
+out4:
+ dput(new_dentry);
+out3:
+ dput(old_parent);
+ unlock_rename(old_parent, new_path.dentry);
+ mnt_drop_write(old_path->mnt);
+out2:
+ path_put(&new_path);
+
+ if (retry_estale(err, lookup_flags)) {
+ lookup_flags |= LOOKUP_REVAL;
+ goto retry;
+ }
+out1:
+ putname(to);
+revert_fsids:
ksmbd_revert_fsids(work);
return err;
}
-int ksmbd_vfs_fp_rename(struct ksmbd_work *work, struct ksmbd_file *fp,
- char *newname)
-{
- struct user_namespace *user_ns;
- struct path dst_path;
- struct dentry *src_dent_parent, *dst_dent_parent;
- struct dentry *src_dent, *trap_dent, *src_child;
- char *dst_name;
- int err;
-
- dst_name = extract_last_component(newname);
- if (!dst_name) {
- dst_name = newname;
- newname = "";
- }
-
- src_dent_parent = dget_parent(fp->filp->f_path.dentry);
- src_dent = fp->filp->f_path.dentry;
-
- err = ksmbd_vfs_kern_path(work, newname,
- LOOKUP_NO_SYMLINKS | LOOKUP_DIRECTORY,
- &dst_path, false);
- if (err) {
- ksmbd_debug(VFS, "Cannot get path for %s [%d]\n", newname, err);
- goto out;
- }
- dst_dent_parent = dst_path.dentry;
-
- trap_dent = lock_rename(src_dent_parent, dst_dent_parent);
- dget(src_dent);
- dget(dst_dent_parent);
- user_ns = file_mnt_user_ns(fp->filp);
- src_child = lookup_one(user_ns, src_dent->d_name.name, src_dent_parent,
- src_dent->d_name.len);
- if (IS_ERR(src_child)) {
- err = PTR_ERR(src_child);
- goto out_lock;
- }
-
- if (src_child != src_dent) {
- err = -ESTALE;
- dput(src_child);
- goto out_lock;
- }
- dput(src_child);
-
- err = __ksmbd_vfs_rename(work,
- user_ns,
- src_dent_parent,
- src_dent,
- mnt_user_ns(dst_path.mnt),
- dst_dent_parent,
- trap_dent,
- dst_name);
-out_lock:
- dput(src_dent);
- dput(dst_dent_parent);
- unlock_rename(src_dent_parent, dst_dent_parent);
- path_put(&dst_path);
-out:
- dput(src_dent_parent);
- return err;
-}
-
/**
* ksmbd_vfs_truncate() - vfs helper for smb file truncate
* @work: work
@@ -873,8 +830,7 @@
err = vfs_truncate(&filp->f_path, size);
if (err)
- pr_err("truncate failed for filename : %s err %d\n",
- fp->filename, err);
+ pr_err("truncate failed, err %d\n", err);
return err;
}
@@ -895,7 +851,7 @@
if (size <= 0)
return size;
- vlist = kvmalloc(size, GFP_KERNEL | __GFP_ZERO);
+ vlist = kvzalloc(size, GFP_KERNEL);
if (!vlist)
return -ENOMEM;
@@ -953,28 +909,38 @@
/**
* ksmbd_vfs_setxattr() - vfs helper for smb set extended attributes value
* @user_ns: user namespace
- * @dentry: dentry to set XATTR at
- * @name: xattr name for setxattr
- * @value: xattr value to set
- * @size: size of xattr value
+ * @path: path of dentry to set XATTR at
+ * @attr_name: xattr name for setxattr
+ * @attr_value: xattr value to set
+ * @attr_size: size of xattr value
* @flags: destination buffer length
+ * @get_write: get write access to a mount
*
* Return: 0 on success, otherwise error
*/
int ksmbd_vfs_setxattr(struct user_namespace *user_ns,
- struct dentry *dentry, const char *attr_name,
- const void *attr_value, size_t attr_size, int flags)
+ const struct path *path, const char *attr_name,
+ const void *attr_value, size_t attr_size, int flags,
+ bool get_write)
{
int err;
+ if (get_write == true) {
+ err = mnt_want_write(path->mnt);
+ if (err)
+ return err;
+ }
+
err = vfs_setxattr(user_ns,
- dentry,
+ path->dentry,
attr_name,
attr_value,
attr_size,
flags);
if (err)
ksmbd_debug(VFS, "setxattr failed, err %d\n", err);
+ if (get_write == true)
+ mnt_drop_write(path->mnt);
return err;
}
@@ -1078,19 +1044,34 @@
}
int ksmbd_vfs_remove_xattr(struct user_namespace *user_ns,
- struct dentry *dentry, char *attr_name)
+ const struct path *path, char *attr_name)
{
- return vfs_removexattr(user_ns, dentry, attr_name);
-}
+ int err;
-int ksmbd_vfs_unlink(struct user_namespace *user_ns,
- struct dentry *dir, struct dentry *dentry)
-{
- int err = 0;
-
- err = ksmbd_vfs_lock_parent(user_ns, dir, dentry);
+ err = mnt_want_write(path->mnt);
if (err)
return err;
+
+ err = vfs_removexattr(user_ns, path->dentry, attr_name);
+ mnt_drop_write(path->mnt);
+
+ return err;
+}
+
+int ksmbd_vfs_unlink(struct file *filp)
+{
+ int err = 0;
+ struct dentry *dir, *dentry = filp->f_path.dentry;
+ struct user_namespace *user_ns = file_mnt_user_ns(filp);
+
+ err = mnt_want_write(filp->f_path.mnt);
+ if (err)
+ return err;
+
+ dir = dget_parent(dentry);
+ err = ksmbd_vfs_lock_parent(dir, dentry);
+ if (err)
+ goto out;
dget(dentry);
if (S_ISDIR(d_inode(dentry)->i_mode))
@@ -1102,6 +1083,9 @@
inode_unlock(d_inode(dir));
if (err)
ksmbd_debug(VFS, "failed to delete, err %d\n", err);
+out:
+ dput(dir);
+ mnt_drop_write(filp->f_path.mnt);
return err;
}
@@ -1148,12 +1132,23 @@
unsigned int d_type)
{
struct ksmbd_readdir_data *buf;
+ int cmp = -EINVAL;
buf = container_of(ctx, struct ksmbd_readdir_data, ctx);
if (buf->used != namlen)
return 0;
- if (!strncasecmp((char *)buf->private, name, namlen)) {
+ if (IS_ENABLED(CONFIG_UNICODE) && buf->um) {
+ const struct qstr q_buf = {.name = buf->private,
+ .len = buf->used};
+ const struct qstr q_name = {.name = name,
+ .len = namlen};
+
+ cmp = utf8_strncasecmp(buf->um, &q_buf, &q_name);
+ }
+ if (cmp < 0)
+ cmp = strncasecmp((char *)buf->private, name, namlen);
+ if (!cmp) {
memcpy((char *)buf->private, name, namlen);
buf->dirent_count = 1;
return -EEXIST;
@@ -1169,7 +1164,8 @@
*
* Return: 0 on success, otherwise error
*/
-static int ksmbd_vfs_lookup_in_dir(struct path *dir, char *name, size_t namelen)
+static int ksmbd_vfs_lookup_in_dir(const struct path *dir, char *name,
+ size_t namelen, struct unicode_map *um)
{
int ret;
struct file *dfilp;
@@ -1179,6 +1175,7 @@
.private = name,
.used = namelen,
.dirent_count = 0,
+ .um = um,
};
dfilp = dentry_open(dir, flags, current_cred());
@@ -1193,32 +1190,29 @@
}
/**
- * ksmbd_vfs_kern_path() - lookup a file and get path info
- * @name: file path that is relative to share
- * @flags: lookup flags
- * @path: if lookup succeed, return path info
+ * ksmbd_vfs_kern_path_locked() - lookup a file and get path info
+ * @name: file path that is relative to share
+ * @flags: lookup flags
+ * @parent_path: if lookup succeed, return parent_path info
+ * @path: if lookup succeed, return path info
* @caseless: caseless filename lookup
*
* Return: 0 on success, otherwise error
*/
-int ksmbd_vfs_kern_path(struct ksmbd_work *work, char *name,
- unsigned int flags, struct path *path, bool caseless)
+int ksmbd_vfs_kern_path_locked(struct ksmbd_work *work, char *name,
+ unsigned int flags, struct path *parent_path,
+ struct path *path, bool caseless)
{
struct ksmbd_share_config *share_conf = work->tcon->share_conf;
int err;
- flags |= LOOKUP_BENEATH;
- err = vfs_path_lookup(share_conf->vfs_path.dentry,
- share_conf->vfs_path.mnt,
- name,
- flags,
- path);
+ err = ksmbd_vfs_path_lookup_locked(share_conf, name, flags, parent_path,
+ path);
if (!err)
return 0;
if (caseless) {
char *filepath;
- struct path parent;
size_t path_len, remain_len;
filepath = kstrdup(name, GFP_KERNEL);
@@ -1228,10 +1222,10 @@
path_len = strlen(filepath);
remain_len = path_len;
- parent = share_conf->vfs_path;
- path_get(&parent);
+ *parent_path = share_conf->vfs_path;
+ path_get(parent_path);
- while (d_can_lookup(parent.dentry)) {
+ while (d_can_lookup(parent_path->dentry)) {
char *filename = filepath + path_len - remain_len;
char *next = strchrnul(filename, '/');
size_t filename_len = next - filename;
@@ -1240,11 +1234,11 @@
if (filename_len == 0)
break;
- err = ksmbd_vfs_lookup_in_dir(&parent, filename,
- filename_len);
- path_put(&parent);
+ err = ksmbd_vfs_lookup_in_dir(parent_path, filename,
+ filename_len,
+ work->conn->um);
if (err)
- goto out;
+ goto out2;
next[0] = '\0';
@@ -1252,26 +1246,50 @@
share_conf->vfs_path.mnt,
filepath,
flags,
- &parent);
+ path);
if (err)
- goto out;
- else if (is_last) {
- *path = parent;
- goto out;
- }
+ goto out2;
+ else if (is_last)
+ goto out1;
+ path_put(parent_path);
+ *parent_path = *path;
next[0] = '/';
remain_len -= filename_len + 1;
}
- path_put(&parent);
err = -EINVAL;
-out:
+out2:
+ path_put(parent_path);
+out1:
kfree(filepath);
}
+
+ if (!err) {
+ err = mnt_want_write(parent_path->mnt);
+ if (err) {
+ path_put(path);
+ path_put(parent_path);
+ return err;
+ }
+
+ err = ksmbd_vfs_lock_parent(parent_path->dentry, path->dentry);
+ if (err) {
+ path_put(path);
+ path_put(parent_path);
+ }
+ }
return err;
}
+void ksmbd_vfs_kern_path_unlock(struct path *parent_path, struct path *path)
+{
+ inode_unlock(d_inode(parent_path->dentry));
+ mnt_drop_write(parent_path->mnt);
+ path_put(path);
+ path_put(parent_path);
+}
+
struct dentry *ksmbd_vfs_kern_path_create(struct ksmbd_work *work,
const char *name,
unsigned int flags,
@@ -1290,13 +1308,13 @@
}
int ksmbd_vfs_remove_acl_xattrs(struct user_namespace *user_ns,
- struct dentry *dentry)
+ const struct path *path)
{
char *name, *xattr_list = NULL;
ssize_t xattr_list_len;
int err = 0;
- xattr_list_len = ksmbd_vfs_listxattr(dentry, &xattr_list);
+ xattr_list_len = ksmbd_vfs_listxattr(path->dentry, &xattr_list);
if (xattr_list_len < 0) {
goto out;
} else if (!xattr_list_len) {
@@ -1312,25 +1330,25 @@
sizeof(XATTR_NAME_POSIX_ACL_ACCESS) - 1) ||
!strncmp(name, XATTR_NAME_POSIX_ACL_DEFAULT,
sizeof(XATTR_NAME_POSIX_ACL_DEFAULT) - 1)) {
- err = ksmbd_vfs_remove_xattr(user_ns, dentry, name);
+ err = ksmbd_vfs_remove_xattr(user_ns, path, name);
if (err)
ksmbd_debug(SMB,
"remove acl xattr failed : %s\n", name);
}
}
+
out:
kvfree(xattr_list);
return err;
}
-int ksmbd_vfs_remove_sd_xattrs(struct user_namespace *user_ns,
- struct dentry *dentry)
+int ksmbd_vfs_remove_sd_xattrs(struct user_namespace *user_ns, const struct path *path)
{
char *name, *xattr_list = NULL;
ssize_t xattr_list_len;
int err = 0;
- xattr_list_len = ksmbd_vfs_listxattr(dentry, &xattr_list);
+ xattr_list_len = ksmbd_vfs_listxattr(path->dentry, &xattr_list);
if (xattr_list_len < 0) {
goto out;
} else if (!xattr_list_len) {
@@ -1343,7 +1361,7 @@
ksmbd_debug(SMB, "%s, len %zd\n", name, strlen(name));
if (!strncmp(name, XATTR_NAME_SD, XATTR_NAME_SD_LEN)) {
- err = ksmbd_vfs_remove_xattr(user_ns, dentry, name);
+ err = ksmbd_vfs_remove_xattr(user_ns, path, name);
if (err)
ksmbd_debug(SMB, "remove xattr failed : %s\n", name);
}
@@ -1367,7 +1385,7 @@
return NULL;
posix_acls = get_acl(inode, acl_type);
- if (!posix_acls)
+ if (IS_ERR_OR_NULL(posix_acls))
return NULL;
smb_acl = kzalloc(sizeof(struct xattr_smb_acl) +
@@ -1420,13 +1438,15 @@
int ksmbd_vfs_set_sd_xattr(struct ksmbd_conn *conn,
struct user_namespace *user_ns,
- struct dentry *dentry,
- struct smb_ntsd *pntsd, int len)
+ const struct path *path,
+ struct smb_ntsd *pntsd, int len,
+ bool get_write)
{
int rc;
struct ndr sd_ndr = {0}, acl_ndr = {0};
struct xattr_ntacl acl = {0};
struct xattr_smb_acl *smb_acl, *def_smb_acl = NULL;
+ struct dentry *dentry = path->dentry;
struct inode *inode = d_inode(dentry);
acl.version = 4;
@@ -1478,9 +1498,9 @@
goto out;
}
- rc = ksmbd_vfs_setxattr(user_ns, dentry,
+ rc = ksmbd_vfs_setxattr(user_ns, path,
XATTR_NAME_SD, sd_ndr.data,
- sd_ndr.offset, 0);
+ sd_ndr.offset, 0, get_write);
if (rc < 0)
pr_err("Failed to store XATTR ntacl :%d\n", rc);
@@ -1568,8 +1588,9 @@
}
int ksmbd_vfs_set_dos_attrib_xattr(struct user_namespace *user_ns,
- struct dentry *dentry,
- struct xattr_dos_attrib *da)
+ const struct path *path,
+ struct xattr_dos_attrib *da,
+ bool get_write)
{
struct ndr n;
int err;
@@ -1578,8 +1599,8 @@
if (err)
return err;
- err = ksmbd_vfs_setxattr(user_ns, dentry, XATTR_NAME_DOS_ATTRIBUTE,
- (void *)n.data, n.offset, 0);
+ err = ksmbd_vfs_setxattr(user_ns, path, XATTR_NAME_DOS_ATTRIBUTE,
+ (void *)n.data, n.offset, 0, get_write);
if (err)
ksmbd_debug(SMB, "failed to store dos attribute in xattr\n");
kfree(n.data);
@@ -1744,11 +1765,11 @@
*total_size_written = 0;
if (!(src_fp->daccess & (FILE_READ_DATA_LE | FILE_EXECUTE_LE))) {
- pr_err("no right to read(%pd)\n", src_fp->filp->f_path.dentry);
+ pr_err("no right to read(%pD)\n", src_fp->filp);
return -EACCES;
}
if (!(dst_fp->daccess & (FILE_WRITE_DATA_LE | FILE_APPEND_DATA_LE))) {
- pr_err("no right to write(%pd)\n", dst_fp->filp->f_path.dentry);
+ pr_err("no right to write(%pD)\n", dst_fp->filp);
return -EACCES;
}
@@ -1815,10 +1836,11 @@
}
int ksmbd_vfs_set_init_posix_acl(struct user_namespace *user_ns,
- struct inode *inode)
+ struct path *path)
{
struct posix_acl_state acl_state;
struct posix_acl *acls;
+ struct inode *inode = d_inode(path->dentry);
int rc;
if (!IS_ENABLED(CONFIG_FS_POSIX_ACL))
@@ -1847,6 +1869,7 @@
return -ENOMEM;
}
posix_state_to_acl(&acl_state, acls->a_entries);
+
rc = set_posix_acl(user_ns, inode, ACL_TYPE_ACCESS, acls);
if (rc < 0)
ksmbd_debug(SMB, "Set posix acl(ACL_TYPE_ACCESS) failed, rc : %d\n",
@@ -1859,23 +1882,25 @@
ksmbd_debug(SMB, "Set posix acl(ACL_TYPE_DEFAULT) failed, rc : %d\n",
rc);
}
+
free_acl_state(&acl_state);
posix_acl_release(acls);
return rc;
}
int ksmbd_vfs_inherit_posix_acl(struct user_namespace *user_ns,
- struct inode *inode, struct inode *parent_inode)
+ struct path *path, struct inode *parent_inode)
{
struct posix_acl *acls;
struct posix_acl_entry *pace;
+ struct inode *inode = d_inode(path->dentry);
int rc, i;
if (!IS_ENABLED(CONFIG_FS_POSIX_ACL))
return -EOPNOTSUPP;
acls = get_acl(parent_inode, ACL_TYPE_DEFAULT);
- if (!acls)
+ if (IS_ERR_OR_NULL(acls))
return -ENOENT;
pace = acls->a_entries;
@@ -1897,6 +1922,7 @@
ksmbd_debug(SMB, "Set posix acl(ACL_TYPE_DEFAULT) failed, rc : %d\n",
rc);
}
+
posix_acl_release(acls);
return rc;
}
diff --git a/fs/ksmbd/vfs.h b/fs/ksmbd/vfs.h
index 432c947..6d108cb 100644
--- a/fs/ksmbd/vfs.h
+++ b/fs/ksmbd/vfs.h
@@ -12,6 +12,7 @@
#include <linux/namei.h>
#include <uapi/linux/xattr.h>
#include <linux/posix_acl.h>
+#include <linux/unicode.h>
#include "smbacl.h"
#include "xattr.h"
@@ -99,6 +100,7 @@
unsigned int used;
unsigned int dirent_count;
unsigned int file_attr;
+ struct unicode_map *um;
};
/* ksmbd kstat wrapper to get valid create time when reading dir entry */
@@ -108,25 +110,23 @@
__le32 file_attributes;
};
-int ksmbd_vfs_lock_parent(struct user_namespace *user_ns, struct dentry *parent,
- struct dentry *child);
-int ksmbd_vfs_may_delete(struct user_namespace *user_ns, struct dentry *dentry);
-int ksmbd_vfs_query_maximal_access(struct user_namespace *user_ns,
+int ksmbd_vfs_lock_parent(struct dentry *parent, struct dentry *child);
+void ksmbd_vfs_query_maximal_access(struct user_namespace *user_ns,
struct dentry *dentry, __le32 *daccess);
int ksmbd_vfs_create(struct ksmbd_work *work, const char *name, umode_t mode);
int ksmbd_vfs_mkdir(struct ksmbd_work *work, const char *name, umode_t mode);
-int ksmbd_vfs_read(struct ksmbd_work *work, struct ksmbd_file *fp,
- size_t count, loff_t *pos);
+int ksmbd_vfs_read(struct ksmbd_work *work, struct ksmbd_file *fp, size_t count,
+ loff_t *pos, char *rbuf);
int ksmbd_vfs_write(struct ksmbd_work *work, struct ksmbd_file *fp,
char *buf, size_t count, loff_t *pos, bool sync,
ssize_t *written);
int ksmbd_vfs_fsync(struct ksmbd_work *work, u64 fid, u64 p_id);
-int ksmbd_vfs_remove_file(struct ksmbd_work *work, char *name);
+int ksmbd_vfs_remove_file(struct ksmbd_work *work, const struct path *path);
int ksmbd_vfs_link(struct ksmbd_work *work,
const char *oldname, const char *newname);
-int ksmbd_vfs_getattr(struct path *path, struct kstat *stat);
-int ksmbd_vfs_fp_rename(struct ksmbd_work *work, struct ksmbd_file *fp,
- char *newname);
+int ksmbd_vfs_getattr(const struct path *path, struct kstat *stat);
+int ksmbd_vfs_rename(struct ksmbd_work *work, const struct path *old_path,
+ char *newname, int flags);
int ksmbd_vfs_truncate(struct ksmbd_work *work,
struct ksmbd_file *fp, loff_t size);
struct srv_copychunk;
@@ -147,15 +147,17 @@
struct dentry *dentry, char *attr_name,
int attr_name_len);
int ksmbd_vfs_setxattr(struct user_namespace *user_ns,
- struct dentry *dentry, const char *attr_name,
- const void *attr_value, size_t attr_size, int flags);
+ const struct path *path, const char *attr_name,
+ const void *attr_value, size_t attr_size, int flags,
+ bool get_write);
int ksmbd_vfs_xattr_stream_name(char *stream_name, char **xattr_stream_name,
size_t *xattr_stream_name_size, int s_type);
int ksmbd_vfs_remove_xattr(struct user_namespace *user_ns,
- struct dentry *dentry, char *attr_name);
-int ksmbd_vfs_kern_path(struct ksmbd_work *work,
- char *name, unsigned int flags, struct path *path,
- bool caseless);
+ const struct path *path, char *attr_name);
+int ksmbd_vfs_kern_path_locked(struct ksmbd_work *work, char *name,
+ unsigned int flags, struct path *parent_path,
+ struct path *path, bool caseless);
+void ksmbd_vfs_kern_path_unlock(struct path *parent_path, struct path *path);
struct dentry *ksmbd_vfs_kern_path_create(struct ksmbd_work *work,
const char *name,
unsigned int flags,
@@ -168,8 +170,7 @@
int ksmbd_vfs_fqar_lseek(struct ksmbd_file *fp, loff_t start, loff_t length,
struct file_allocated_range_buffer *ranges,
unsigned int in_count, unsigned int *out_count);
-int ksmbd_vfs_unlink(struct user_namespace *user_ns,
- struct dentry *dir, struct dentry *dentry);
+int ksmbd_vfs_unlink(struct file *filp);
void *ksmbd_vfs_init_kstat(char **p, struct ksmbd_kstat *ksmbd_kstat);
int ksmbd_vfs_fill_dentry_attrs(struct ksmbd_work *work,
struct user_namespace *user_ns,
@@ -179,26 +180,27 @@
int ksmbd_vfs_posix_lock_wait_timeout(struct file_lock *flock, long timeout);
void ksmbd_vfs_posix_lock_unblock(struct file_lock *flock);
int ksmbd_vfs_remove_acl_xattrs(struct user_namespace *user_ns,
- struct dentry *dentry);
-int ksmbd_vfs_remove_sd_xattrs(struct user_namespace *user_ns,
- struct dentry *dentry);
+ const struct path *path);
+int ksmbd_vfs_remove_sd_xattrs(struct user_namespace *user_ns, const struct path *path);
int ksmbd_vfs_set_sd_xattr(struct ksmbd_conn *conn,
struct user_namespace *user_ns,
- struct dentry *dentry,
- struct smb_ntsd *pntsd, int len);
+ const struct path *path,
+ struct smb_ntsd *pntsd, int len,
+ bool get_write);
int ksmbd_vfs_get_sd_xattr(struct ksmbd_conn *conn,
struct user_namespace *user_ns,
struct dentry *dentry,
struct smb_ntsd **pntsd);
int ksmbd_vfs_set_dos_attrib_xattr(struct user_namespace *user_ns,
- struct dentry *dentry,
- struct xattr_dos_attrib *da);
+ const struct path *path,
+ struct xattr_dos_attrib *da,
+ bool get_write);
int ksmbd_vfs_get_dos_attrib_xattr(struct user_namespace *user_ns,
struct dentry *dentry,
struct xattr_dos_attrib *da);
int ksmbd_vfs_set_init_posix_acl(struct user_namespace *user_ns,
- struct inode *inode);
+ struct path *path);
int ksmbd_vfs_inherit_posix_acl(struct user_namespace *user_ns,
- struct inode *inode,
+ struct path *path,
struct inode *parent_inode);
#endif /* __KSMBD_VFS_H__ */
diff --git a/fs/ksmbd/vfs_cache.c b/fs/ksmbd/vfs_cache.c
index b67ce2d..2528ce8 100644
--- a/fs/ksmbd/vfs_cache.c
+++ b/fs/ksmbd/vfs_cache.c
@@ -65,14 +65,14 @@
return tmp & inode_hash_mask;
}
-static struct ksmbd_inode *__ksmbd_inode_lookup(struct inode *inode)
+static struct ksmbd_inode *__ksmbd_inode_lookup(struct dentry *de)
{
struct hlist_head *head = inode_hashtable +
- inode_hash(inode->i_sb, inode->i_ino);
+ inode_hash(d_inode(de)->i_sb, (unsigned long)de);
struct ksmbd_inode *ci = NULL, *ret_ci = NULL;
hlist_for_each_entry(ci, head, m_hash) {
- if (ci->m_inode == inode) {
+ if (ci->m_de == de) {
if (atomic_inc_not_zero(&ci->m_count))
ret_ci = ci;
break;
@@ -83,26 +83,27 @@
static struct ksmbd_inode *ksmbd_inode_lookup(struct ksmbd_file *fp)
{
- return __ksmbd_inode_lookup(file_inode(fp->filp));
+ return __ksmbd_inode_lookup(fp->filp->f_path.dentry);
}
-static struct ksmbd_inode *ksmbd_inode_lookup_by_vfsinode(struct inode *inode)
+struct ksmbd_inode *ksmbd_inode_lookup_lock(struct dentry *d)
{
struct ksmbd_inode *ci;
read_lock(&inode_hash_lock);
- ci = __ksmbd_inode_lookup(inode);
+ ci = __ksmbd_inode_lookup(d);
read_unlock(&inode_hash_lock);
+
return ci;
}
-int ksmbd_query_inode_status(struct inode *inode)
+int ksmbd_query_inode_status(struct dentry *dentry)
{
struct ksmbd_inode *ci;
int ret = KSMBD_INODE_STATUS_UNKNOWN;
read_lock(&inode_hash_lock);
- ci = __ksmbd_inode_lookup(inode);
+ ci = __ksmbd_inode_lookup(dentry);
if (ci) {
ret = KSMBD_INODE_STATUS_OK;
if (ci->m_flags & (S_DEL_PENDING | S_DEL_ON_CLS))
@@ -142,7 +143,7 @@
static void ksmbd_inode_hash(struct ksmbd_inode *ci)
{
struct hlist_head *b = inode_hashtable +
- inode_hash(ci->m_inode->i_sb, ci->m_inode->i_ino);
+ inode_hash(d_inode(ci->m_de)->i_sb, (unsigned long)ci->m_de);
hlist_add_head(&ci->m_hash, b);
}
@@ -156,7 +157,6 @@
static int ksmbd_inode_init(struct ksmbd_inode *ci, struct ksmbd_file *fp)
{
- ci->m_inode = file_inode(fp->filp);
atomic_set(&ci->m_count, 1);
atomic_set(&ci->op_count, 0);
atomic_set(&ci->sop_count, 0);
@@ -165,6 +165,7 @@
INIT_LIST_HEAD(&ci->m_fp_list);
INIT_LIST_HEAD(&ci->m_op_list);
rwlock_init(&ci->m_lock);
+ ci->m_de = fp->filp->f_path.dentry;
return 0;
}
@@ -208,7 +209,7 @@
kfree(ci);
}
-static void ksmbd_inode_put(struct ksmbd_inode *ci)
+void ksmbd_inode_put(struct ksmbd_inode *ci)
{
if (atomic_dec_and_test(&ci->m_count))
ksmbd_inode_free(ci);
@@ -243,7 +244,6 @@
static void __ksmbd_inode_close(struct ksmbd_file *fp)
{
- struct dentry *dir, *dentry;
struct ksmbd_inode *ci = fp->f_ci;
int err;
struct file *filp;
@@ -252,7 +252,7 @@
if (ksmbd_stream_fd(fp) && (ci->m_flags & S_DEL_ON_CLS_STREAM)) {
ci->m_flags &= ~S_DEL_ON_CLS_STREAM;
err = ksmbd_vfs_remove_xattr(file_mnt_user_ns(filp),
- filp->f_path.dentry,
+ &filp->f_path,
fp->stream.name);
if (err)
pr_err("remove xattr failed : %s\n",
@@ -262,11 +262,9 @@
if (atomic_dec_and_test(&ci->m_count)) {
write_lock(&ci->m_lock);
if (ci->m_flags & (S_DEL_ON_CLS | S_DEL_PENDING)) {
- dentry = filp->f_path.dentry;
- dir = dentry->d_parent;
ci->m_flags &= ~(S_DEL_ON_CLS | S_DEL_PENDING);
write_unlock(&ci->m_lock);
- ksmbd_vfs_unlink(file_mnt_user_ns(filp), dir, dentry);
+ ksmbd_vfs_unlink(filp);
write_lock(&ci->m_lock);
}
write_unlock(&ci->m_lock);
@@ -328,7 +326,6 @@
kfree(smb_lock);
}
- kfree(fp->filename);
if (ksmbd_stream_fd(fp))
kfree(fp->stream.name);
kmem_cache_free(filp_cache, fp);
@@ -336,6 +333,9 @@
static struct ksmbd_file *ksmbd_fp_get(struct ksmbd_file *fp)
{
+ if (fp->f_state != FP_INITED)
+ return NULL;
+
if (!atomic_inc_not_zero(&fp->refcount))
return NULL;
return fp;
@@ -365,12 +365,11 @@
static void set_close_state_blocked_works(struct ksmbd_file *fp)
{
- struct ksmbd_work *cancel_work, *ctmp;
+ struct ksmbd_work *cancel_work;
spin_lock(&fp->f_lock);
- list_for_each_entry_safe(cancel_work, ctmp, &fp->blocked_works,
+ list_for_each_entry(cancel_work, &fp->blocked_works,
fp_entry) {
- list_del(&cancel_work->fp_entry);
cancel_work->state = KSMBD_WORK_CLOSED;
cancel_work->cancel_fn(cancel_work->cancel_argv);
}
@@ -386,15 +385,20 @@
return 0;
ft = &work->sess->file_table;
- read_lock(&ft->lock);
+ write_lock(&ft->lock);
fp = idr_find(ft->idr, id);
if (fp) {
set_close_state_blocked_works(fp);
- if (!atomic_dec_and_test(&fp->refcount))
+ if (fp->f_state != FP_INITED)
fp = NULL;
+ else {
+ fp->f_state = FP_CLOSED;
+ if (!atomic_dec_and_test(&fp->refcount))
+ fp = NULL;
+ }
}
- read_unlock(&ft->lock);
+ write_unlock(&ft->lock);
if (!fp)
return -EINVAL;
@@ -484,12 +488,15 @@
return fp;
}
-struct ksmbd_file *ksmbd_lookup_fd_inode(struct inode *inode)
+struct ksmbd_file *ksmbd_lookup_fd_inode(struct dentry *dentry)
{
struct ksmbd_file *lfp;
struct ksmbd_inode *ci;
+ struct inode *inode = d_inode(dentry);
- ci = ksmbd_inode_lookup_by_vfsinode(inode);
+ read_lock(&inode_hash_lock);
+ ci = __ksmbd_inode_lookup(dentry);
+ read_unlock(&inode_hash_lock);
if (!ci)
return NULL;
@@ -574,6 +581,7 @@
fp->tcon = work->tcon;
fp->volatile_id = KSMBD_NO_FID;
fp->persistent_id = KSMBD_NO_FID;
+ fp->f_state = FP_NEW;
fp->f_ci = ksmbd_inode_get(fp);
if (!fp->f_ci) {
@@ -595,6 +603,17 @@
return ERR_PTR(ret);
}
+void ksmbd_update_fstate(struct ksmbd_file_table *ft, struct ksmbd_file *fp,
+ unsigned int state)
+{
+ if (!fp)
+ return;
+
+ write_lock(&ft->lock);
+ fp->f_state = state;
+ write_unlock(&ft->lock);
+}
+
static int
__close_file_table_ids(struct ksmbd_file_table *ft,
struct ksmbd_tree_connect *tcon,
diff --git a/fs/ksmbd/vfs_cache.h b/fs/ksmbd/vfs_cache.h
index 448576f..a528f0c 100644
--- a/fs/ksmbd/vfs_cache.h
+++ b/fs/ksmbd/vfs_cache.h
@@ -51,7 +51,7 @@
atomic_t op_count;
/* opinfo count for streams */
atomic_t sop_count;
- struct inode *m_inode;
+ struct dentry *m_de;
unsigned int m_flags;
struct hlist_node m_hash;
struct list_head m_fp_list;
@@ -60,9 +60,14 @@
__le32 m_fattr;
};
+enum {
+ FP_NEW = 0,
+ FP_INITED,
+ FP_CLOSED
+};
+
struct ksmbd_file {
struct file *filp;
- char *filename;
u64 persistent_id;
u64 volatile_id;
@@ -96,19 +101,11 @@
int durable_timeout;
- /* for SMB1 */
- int pid;
-
- /* conflict lock fail count for SMB1 */
- unsigned int cflock_cnt;
- /* last lock failure start offset for SMB1 */
- unsigned long long llock_fstart;
-
- int dirent_offset;
-
/* if ls is happening on directory, below is valid*/
struct ksmbd_readdir_data readdir_data;
int dot_dotdot[2];
+ unsigned int f_state;
+ bool reserve_lease_break;
};
static inline void set_ctx_actor(struct dir_context *ctx,
@@ -142,9 +139,11 @@
struct ksmbd_file *ksmbd_lookup_fd_slow(struct ksmbd_work *work, u64 id,
u64 pid);
void ksmbd_fd_put(struct ksmbd_work *work, struct ksmbd_file *fp);
+struct ksmbd_inode *ksmbd_inode_lookup_lock(struct dentry *d);
+void ksmbd_inode_put(struct ksmbd_inode *ci);
struct ksmbd_file *ksmbd_lookup_durable_fd(unsigned long long id);
struct ksmbd_file *ksmbd_lookup_fd_cguid(char *cguid);
-struct ksmbd_file *ksmbd_lookup_fd_inode(struct inode *inode);
+struct ksmbd_file *ksmbd_lookup_fd_inode(struct dentry *dentry);
unsigned int ksmbd_open_durable_fd(struct ksmbd_file *fp);
struct ksmbd_file *ksmbd_open_fd(struct ksmbd_work *work, struct file *filp);
void ksmbd_close_tree_conn_fds(struct ksmbd_work *work);
@@ -153,6 +152,8 @@
int ksmbd_init_global_file_table(void);
void ksmbd_free_global_file_table(void);
void ksmbd_set_fd_limit(unsigned long limit);
+void ksmbd_update_fstate(struct ksmbd_file_table *ft, struct ksmbd_file *fp,
+ unsigned int state);
/*
* INODE hash
@@ -166,7 +167,7 @@
KSMBD_INODE_STATUS_PENDING_DELETE,
};
-int ksmbd_query_inode_status(struct inode *inode);
+int ksmbd_query_inode_status(struct dentry *dentry);
bool ksmbd_inode_pending_delete(struct ksmbd_file *fp);
void ksmbd_set_inode_pending_delete(struct ksmbd_file *fp);
void ksmbd_clear_inode_pending_delete(struct ksmbd_file *fp);
diff --git a/fs/namei.c b/fs/namei.c
index 8cbbc0c..71e2b2d 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -252,6 +252,7 @@
return result;
}
+EXPORT_SYMBOL(getname_kernel);
void putname(struct filename *name)
{
@@ -269,6 +270,7 @@
} else
__putname(name);
}
+EXPORT_SYMBOL(putname);
/**
* check_acl - perform ACL permission checking
@@ -1539,8 +1541,9 @@
* when directory is guaranteed to have no in-lookup children
* at all.
*/
-static struct dentry *__lookup_hash(const struct qstr *name,
- struct dentry *base, unsigned int flags)
+struct dentry *lookup_one_qstr_excl(const struct qstr *name,
+ struct dentry *base,
+ unsigned int flags)
{
struct dentry *dentry = lookup_dcache(name, base, flags);
struct dentry *old;
@@ -1564,6 +1567,7 @@
}
return dentry;
}
+EXPORT_SYMBOL(lookup_one_qstr_excl);
static struct dentry *lookup_fast(struct nameidata *nd,
struct inode **inode,
@@ -2508,16 +2512,17 @@
}
/* Note: this does not consume "name" */
-static int filename_parentat(int dfd, struct filename *name,
- unsigned int flags, struct path *parent,
- struct qstr *last, int *type)
+static int __filename_parentat(int dfd, struct filename *name,
+ unsigned int flags, struct path *parent,
+ struct qstr *last, int *type,
+ const struct path *root)
{
int retval;
struct nameidata nd;
if (IS_ERR(name))
return PTR_ERR(name);
- set_nameidata(&nd, dfd, name, NULL);
+ set_nameidata(&nd, dfd, name, root);
retval = path_parentat(&nd, flags | LOOKUP_RCU, parent);
if (unlikely(retval == -ECHILD))
retval = path_parentat(&nd, flags, parent);
@@ -2532,6 +2537,13 @@
return retval;
}
+static int filename_parentat(int dfd, struct filename *name,
+ unsigned int flags, struct path *parent,
+ struct qstr *last, int *type)
+{
+ return __filename_parentat(dfd, name, flags, parent, last, type, NULL);
+}
+
/* does lookup, returns the object with parent locked */
static struct dentry *__kern_path_locked(struct filename *name, struct path *path)
{
@@ -2547,7 +2559,7 @@
return ERR_PTR(-EINVAL);
}
inode_lock_nested(path->dentry->d_inode, I_MUTEX_PARENT);
- d = __lookup_hash(&last, path->dentry, 0);
+ d = lookup_one_qstr_excl(&last, path->dentry, 0);
if (IS_ERR(d)) {
inode_unlock(path->dentry->d_inode);
path_put(path);
@@ -2576,6 +2588,24 @@
EXPORT_SYMBOL_NS(kern_path, ANDROID_GKI_VFS_EXPORT_ONLY);
/**
+ * vfs_path_parent_lookup - lookup a parent path relative to a dentry-vfsmount pair
+ * @filename: filename structure
+ * @flags: lookup flags
+ * @parent: pointer to struct path to fill
+ * @last: last component
+ * @type: type of the last component
+ * @root: pointer to struct path of the base directory
+ */
+int vfs_path_parent_lookup(struct filename *filename, unsigned int flags,
+ struct path *parent, struct qstr *last, int *type,
+ const struct path *root)
+{
+ return __filename_parentat(AT_FDCWD, filename, flags, parent, last,
+ type, root);
+}
+EXPORT_SYMBOL(vfs_path_parent_lookup);
+
+/**
* vfs_path_lookup - lookup a file path relative to a dentry-vfsmount pair
* @dentry: pointer to dentry of the base directory
* @mnt: pointer to vfs mount of the base directory
@@ -2956,20 +2986,10 @@
return inode_permission(mnt_userns, dir, MAY_WRITE | MAY_EXEC);
}
-/*
- * p1 and p2 should be directories on the same fs.
- */
-struct dentry *lock_rename(struct dentry *p1, struct dentry *p2)
+static struct dentry *lock_two_directories(struct dentry *p1, struct dentry *p2)
{
struct dentry *p;
- if (p1 == p2) {
- inode_lock_nested(p1->d_inode, I_MUTEX_PARENT);
- return NULL;
- }
-
- mutex_lock(&p1->d_sb->s_vfs_rename_mutex);
-
p = d_ancestor(p2, p1);
if (p) {
inode_lock_nested(p2->d_inode, I_MUTEX_PARENT);
@@ -2988,8 +3008,64 @@
I_MUTEX_PARENT, I_MUTEX_PARENT2);
return NULL;
}
+
+/*
+ * p1 and p2 should be directories on the same fs.
+ */
+struct dentry *lock_rename(struct dentry *p1, struct dentry *p2)
+{
+ if (p1 == p2) {
+ inode_lock_nested(p1->d_inode, I_MUTEX_PARENT);
+ return NULL;
+ }
+
+ mutex_lock(&p1->d_sb->s_vfs_rename_mutex);
+ return lock_two_directories(p1, p2);
+}
EXPORT_SYMBOL(lock_rename);
+/*
+ * c1 and p2 should be on the same fs.
+ */
+struct dentry *lock_rename_child(struct dentry *c1, struct dentry *p2)
+{
+ if (READ_ONCE(c1->d_parent) == p2) {
+ /*
+ * hopefully won't need to touch ->s_vfs_rename_mutex at all.
+ */
+ inode_lock_nested(p2->d_inode, I_MUTEX_PARENT);
+ /*
+ * now that p2 is locked, nobody can move in or out of it,
+ * so the test below is safe.
+ */
+ if (likely(c1->d_parent == p2))
+ return NULL;
+
+ /*
+ * c1 got moved out of p2 while we'd been taking locks;
+ * unlock and fall back to slow case.
+ */
+ inode_unlock(p2->d_inode);
+ }
+
+ mutex_lock(&c1->d_sb->s_vfs_rename_mutex);
+ /*
+ * nobody can move out of any directories on this fs.
+ */
+ if (likely(c1->d_parent != p2))
+ return lock_two_directories(c1->d_parent, p2);
+
+ /*
+ * c1 got moved into p2 while we were taking locks;
+ * we need p2 locked and ->s_vfs_rename_mutex unlocked,
+ * for consistency with lock_rename().
+ */
+ inode_lock_nested(p2->d_inode, I_MUTEX_PARENT);
+ mutex_unlock(&c1->d_sb->s_vfs_rename_mutex);
+ return NULL;
+}
+EXPORT_SYMBOL(lock_rename_child);
+
void unlock_rename(struct dentry *p1, struct dentry *p2)
{
inode_unlock(p1->d_inode);
@@ -3763,7 +3839,8 @@
if (last.name[last.len] && !want_dir)
create_flags = 0;
inode_lock_nested(path->dentry->d_inode, I_MUTEX_PARENT);
- dentry = __lookup_hash(&last, path->dentry, reval_flag | create_flags);
+ dentry = lookup_one_qstr_excl(&last, path->dentry,
+ reval_flag | create_flags);
if (IS_ERR(dentry))
goto unlock;
@@ -4124,7 +4201,7 @@
goto exit2;
inode_lock_nested(path.dentry->d_inode, I_MUTEX_PARENT);
- dentry = __lookup_hash(&last, path.dentry, lookup_flags);
+ dentry = lookup_one_qstr_excl(&last, path.dentry, lookup_flags);
error = PTR_ERR(dentry);
if (IS_ERR(dentry))
goto exit3;
@@ -4258,7 +4335,7 @@
goto exit2;
retry_deleg:
inode_lock_nested(path.dentry->d_inode, I_MUTEX_PARENT);
- dentry = __lookup_hash(&last, path.dentry, lookup_flags);
+ dentry = lookup_one_qstr_excl(&last, path.dentry, lookup_flags);
error = PTR_ERR(dentry);
if (!IS_ERR(dentry)) {
struct user_namespace *mnt_userns;
@@ -4832,7 +4909,8 @@
retry_deleg:
trap = lock_rename(new_path.dentry, old_path.dentry);
- old_dentry = __lookup_hash(&old_last, old_path.dentry, lookup_flags);
+ old_dentry = lookup_one_qstr_excl(&old_last, old_path.dentry,
+ lookup_flags);
error = PTR_ERR(old_dentry);
if (IS_ERR(old_dentry))
goto exit3;
@@ -4840,7 +4918,8 @@
error = -ENOENT;
if (d_is_negative(old_dentry))
goto exit4;
- new_dentry = __lookup_hash(&new_last, new_path.dentry, lookup_flags | target_flags);
+ new_dentry = lookup_one_qstr_excl(&new_last, new_path.dentry,
+ lookup_flags | target_flags);
error = PTR_ERR(new_dentry);
if (IS_ERR(new_dentry))
goto exit4;
diff --git a/fs/namespace.c b/fs/namespace.c
index 709ea09..2bef741 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -2647,7 +2647,12 @@
if (IS_ERR(fc))
return PTR_ERR(fc);
+ /*
+ * Indicate to the filesystem that the remount request is coming
+ * from the legacy mount system call.
+ */
fc->oldapi = true;
+
err = parse_monolithic_mount_data(fc, data);
if (!err) {
down_write(&sb->s_umount);
@@ -2981,6 +2986,12 @@
if (IS_ERR(fc))
return PTR_ERR(fc);
+ /*
+ * Indicate to the filesystem that the mount request is coming
+ * from the legacy mount system call.
+ */
+ fc->oldapi = true;
+
if (subtype)
err = vfs_parse_fs_string(fc, "subtype",
subtype, strlen(subtype));
diff --git a/fs/nfs/blocklayout/blocklayout.c b/fs/nfs/blocklayout/blocklayout.c
index fe860c5..dc657b1 100644
--- a/fs/nfs/blocklayout/blocklayout.c
+++ b/fs/nfs/blocklayout/blocklayout.c
@@ -599,6 +599,8 @@
nfs4_delete_deviceid(node->ld, node->nfs_client, id);
goto retry;
}
+
+ nfs4_put_deviceid_node(node);
return ERR_PTR(-ENODEV);
}
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 871422d..b54074c 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -174,6 +174,7 @@
case -NFS4ERR_RESOURCE:
case -NFS4ERR_LAYOUTTRYLATER:
case -NFS4ERR_RECALLCONFLICT:
+ case -NFS4ERR_RETURNCONFLICT:
return -EREMOTEIO;
case -NFS4ERR_WRONGSEC:
case -NFS4ERR_WRONG_CRED:
@@ -561,6 +562,7 @@
case -NFS4ERR_GRACE:
case -NFS4ERR_LAYOUTTRYLATER:
case -NFS4ERR_RECALLCONFLICT:
+ case -NFS4ERR_RETURNCONFLICT:
exception->delay = 1;
return 0;
@@ -9589,6 +9591,7 @@
status = -EBUSY;
break;
case -NFS4ERR_RECALLCONFLICT:
+ case -NFS4ERR_RETURNCONFLICT:
status = -ERECALLCONFLICT;
break;
case -NFS4ERR_DELEG_REVOKED:
diff --git a/fs/pstore/ram_core.c b/fs/pstore/ram_core.c
index ccdb71c..ec32172 100644
--- a/fs/pstore/ram_core.c
+++ b/fs/pstore/ram_core.c
@@ -190,7 +190,7 @@
{
int numerr;
struct persistent_ram_buffer *buffer = prz->buffer;
- int ecc_blocks;
+ size_t ecc_blocks;
size_t ecc_total;
if (!ecc_info || !ecc_info->ecc_size)
diff --git a/include/crypto/if_alg.h b/include/crypto/if_alg.h
index a5db866..a406e28 100644
--- a/include/crypto/if_alg.h
+++ b/include/crypto/if_alg.h
@@ -138,6 +138,7 @@
* recvmsg is invoked.
* @init: True if metadata has been sent.
* @len: Length of memory allocated for this data structure.
+ * @inflight: Non-zero when AIO requests are in flight.
*/
struct af_alg_ctx {
struct list_head tsgl_list;
@@ -156,6 +157,8 @@
bool init;
unsigned int len;
+
+ unsigned int inflight;
};
int af_alg_register_type(const struct af_alg_type *type);
diff --git a/include/drm/drm_bridge.h b/include/drm/drm_bridge.h
index c84783c..3188b7a 100644
--- a/include/drm/drm_bridge.h
+++ b/include/drm/drm_bridge.h
@@ -191,7 +191,7 @@
* or &drm_encoder_helper_funcs.dpms hook.
*
* The bridge must assume that the display pipe (i.e. clocks and timing
- * singals) feeding it is no longer running when this callback is
+ * signals) feeding it is no longer running when this callback is
* called.
*
* The @post_disable callback is optional.
diff --git a/include/dt-bindings/clock/qcom,videocc-sm8150.h b/include/dt-bindings/clock/qcom,videocc-sm8150.h
index e24ee84..c557b78 100644
--- a/include/dt-bindings/clock/qcom,videocc-sm8150.h
+++ b/include/dt-bindings/clock/qcom,videocc-sm8150.h
@@ -16,6 +16,10 @@
/* VIDEO_CC Resets */
#define VIDEO_CC_MVSC_CORE_CLK_BCR 0
+#define VIDEO_CC_INTERFACE_BCR 1
+#define VIDEO_CC_MVS0_BCR 2
+#define VIDEO_CC_MVS1_BCR 3
+#define VIDEO_CC_MVSC_BCR 4
/* VIDEO_CC GDSCRs */
#define VENUS_GDSC 0
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 011b1c0..4902abc 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -1349,11 +1349,12 @@
enum blk_default_limits {
BLK_MAX_SEGMENTS = 128,
BLK_SAFE_MAX_SECTORS = 255,
- BLK_DEF_MAX_SECTORS = 2560,
BLK_MAX_SEGMENT_SIZE = 65536,
BLK_SEG_BOUNDARY_MASK = 0xFFFFFFFFUL,
};
+#define BLK_DEF_MAX_SECTORS 2560u
+
static inline unsigned long queue_segment_boundary(const struct request_queue *q)
{
return q->limits.seg_boundary_mask;
diff --git a/include/linux/clk-provider.h b/include/linux/clk-provider.h
index f72c372..8aea7ac 100644
--- a/include/linux/clk-provider.h
+++ b/include/linux/clk-provider.h
@@ -453,6 +453,20 @@
__clk_hw_register_fixed_rate((dev), NULL, (name), NULL, NULL, \
(parent_data), NULL, (flags), \
(fixed_rate), (fixed_accuracy), 0)
+/**
+ * clk_hw_register_fixed_rate_parent_accuracy - register fixed-rate clock with
+ * the clock framework
+ * @dev: device that is registering this clock
+ * @name: name of this clock
+ * @parent_name: name of clock's parent
+ * @flags: framework-specific flags
+ * @fixed_rate: non-adjustable clock rate
+ */
+#define clk_hw_register_fixed_rate_parent_accuracy(dev, name, parent_data, \
+ flags, fixed_rate) \
+ __clk_hw_register_fixed_rate((dev), NULL, (name), NULL, NULL, \
+ (parent_data), (flags), (fixed_rate), 0, \
+ CLK_FIXED_RATE_PARENT_ACCURACY)
void clk_unregister_fixed_rate(struct clk *clk);
void clk_hw_unregister_fixed_rate(struct clk_hw *hw);
@@ -929,6 +943,13 @@
(parent_names), NULL, NULL, (flags), (reg), \
(shift), (mask), (clk_mux_flags), (table), \
(lock))
+#define clk_hw_register_mux_table_parent_data(dev, name, parent_data, \
+ num_parents, flags, reg, shift, mask, \
+ clk_mux_flags, table, lock) \
+ __clk_hw_register_mux((dev), NULL, (name), (num_parents), \
+ NULL, NULL, (parent_data), (flags), (reg), \
+ (shift), (mask), (clk_mux_flags), (table), \
+ (lock))
#define clk_hw_register_mux(dev, name, parent_names, num_parents, flags, reg, \
shift, width, clk_mux_flags, lock) \
__clk_hw_register_mux((dev), NULL, (name), (num_parents), \
diff --git a/include/linux/iio/adc/adi-axi-adc.h b/include/linux/iio/adc/adi-axi-adc.h
index 52620e5..b790499 100644
--- a/include/linux/iio/adc/adi-axi-adc.h
+++ b/include/linux/iio/adc/adi-axi-adc.h
@@ -41,6 +41,7 @@
* @reg_access IIO debugfs_reg_access hook for the client ADC
* @read_raw IIO read_raw hook for the client ADC
* @write_raw IIO write_raw hook for the client ADC
+ * @read_avail IIO read_avail hook for the client ADC
*/
struct adi_axi_adc_conv {
const struct adi_axi_adc_chip_info *chip_info;
@@ -54,6 +55,9 @@
int (*write_raw)(struct adi_axi_adc_conv *conv,
struct iio_chan_spec const *chan,
int val, int val2, long mask);
+ int (*read_avail)(struct adi_axi_adc_conv *conv,
+ struct iio_chan_spec const *chan,
+ const int **val, int *type, int *length, long mask);
};
struct adi_axi_adc_conv *devm_adi_axi_adc_conv_register(struct device *dev,
diff --git a/include/linux/kasan.h b/include/linux/kasan.h
index 0ab2dfa..1ab10c0 100644
--- a/include/linux/kasan.h
+++ b/include/linux/kasan.h
@@ -476,10 +476,10 @@
#endif /* (CONFIG_KASAN_GENERIC || CONFIG_KASAN_SW_TAGS) && !CONFIG_KASAN_VMALLOC */
-#ifdef CONFIG_KASAN_INLINE
+#if defined(CONFIG_KASAN_GENERIC) || defined(CONFIG_KASAN_SW_TAGS)
void kasan_non_canonical_hook(unsigned long addr);
-#else /* CONFIG_KASAN_INLINE */
+#else /* CONFIG_KASAN_GENERIC || CONFIG_KASAN_SW_TAGS */
static inline void kasan_non_canonical_hook(unsigned long addr) { }
-#endif /* CONFIG_KASAN_INLINE */
+#endif /* CONFIG_KASAN_GENERIC || CONFIG_KASAN_SW_TAGS */
#endif /* LINUX_KASAN_H */
diff --git a/include/linux/key-type.h b/include/linux/key-type.h
index 106f8d0..5cfd8d3 100644
--- a/include/linux/key-type.h
+++ b/include/linux/key-type.h
@@ -74,6 +74,7 @@
unsigned int flags;
#define KEY_TYPE_NET_DOMAIN 0x00000001 /* Keys of this type have a net namespace domain */
+#define KEY_TYPE_INSTANT_REAP 0x00000002 /* Keys of this type don't have a delay after expiring */
/* vet a description */
int (*vet_description)(const char *description);
diff --git a/include/linux/module.h b/include/linux/module.h
index 0f004d5..9bfe581 100644
--- a/include/linux/module.h
+++ b/include/linux/module.h
@@ -875,8 +875,17 @@
}
#endif /* CONFIG_MODULE_SIG */
+#if defined(CONFIG_MODULES) && defined(CONFIG_KALLSYMS)
int module_kallsyms_on_each_symbol(int (*fn)(void *, const char *,
struct module *, unsigned long),
void *data);
+#else
+static inline int module_kallsyms_on_each_symbol(int (*fn)(void *, const char *,
+ struct module *, unsigned long),
+ void *data)
+{
+ return -EOPNOTSUPP;
+}
+#endif /* CONFIG_MODULES && CONFIG_KALLSYMS */
#endif /* _LINUX_MODULE_H */
diff --git a/include/linux/namei.h b/include/linux/namei.h
index 40c6935..53c03d9 100644
--- a/include/linux/namei.h
+++ b/include/linux/namei.h
@@ -57,12 +57,18 @@
return user_path_at_empty(dfd, name, flags, path, NULL);
}
+struct dentry *lookup_one_qstr_excl(const struct qstr *name,
+ struct dentry *base,
+ unsigned int flags);
extern int kern_path(const char *, unsigned, struct path *);
extern struct dentry *kern_path_create(int, const char *, struct path *, unsigned int);
extern struct dentry *user_path_create(int, const char __user *, struct path *, unsigned int);
extern void done_path_create(struct path *, struct dentry *);
extern struct dentry *kern_path_locked(const char *, struct path *);
+int vfs_path_parent_lookup(struct filename *filename, unsigned int flags,
+ struct path *parent, struct qstr *last, int *type,
+ const struct path *root);
int vfs_path_lookup(struct dentry *, struct vfsmount *, const char *,
unsigned int, struct path *);
@@ -83,6 +89,7 @@
extern int follow_up(struct path *);
extern struct dentry *lock_rename(struct dentry *, struct dentry *);
+extern struct dentry *lock_rename_child(struct dentry *, struct dentry *);
extern void unlock_rename(struct dentry *, struct dentry *);
extern int __must_check nd_jump_link(struct path *path);
diff --git a/include/linux/of.h b/include/linux/of.h
index 6f15e8b..29f6571 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -415,130 +415,6 @@
#define of_match_ptr(_ptr) (_ptr)
-/**
- * of_property_read_u8_array - Find and read an array of u8 from a property.
- *
- * @np: device node from which the property value is to be read.
- * @propname: name of the property to be searched.
- * @out_values: pointer to return value, modified only if return value is 0.
- * @sz: number of array elements to read
- *
- * Search for a property in a device node and read 8-bit value(s) from
- * it.
- *
- * dts entry of array should be like:
- * ``property = /bits/ 8 <0x50 0x60 0x70>;``
- *
- * Return: 0 on success, -EINVAL if the property does not exist,
- * -ENODATA if property does not have a value, and -EOVERFLOW if the
- * property data isn't large enough.
- *
- * The out_values is modified only if a valid u8 value can be decoded.
- */
-static inline int of_property_read_u8_array(const struct device_node *np,
- const char *propname,
- u8 *out_values, size_t sz)
-{
- int ret = of_property_read_variable_u8_array(np, propname, out_values,
- sz, 0);
- if (ret >= 0)
- return 0;
- else
- return ret;
-}
-
-/**
- * of_property_read_u16_array - Find and read an array of u16 from a property.
- *
- * @np: device node from which the property value is to be read.
- * @propname: name of the property to be searched.
- * @out_values: pointer to return value, modified only if return value is 0.
- * @sz: number of array elements to read
- *
- * Search for a property in a device node and read 16-bit value(s) from
- * it.
- *
- * dts entry of array should be like:
- * ``property = /bits/ 16 <0x5000 0x6000 0x7000>;``
- *
- * Return: 0 on success, -EINVAL if the property does not exist,
- * -ENODATA if property does not have a value, and -EOVERFLOW if the
- * property data isn't large enough.
- *
- * The out_values is modified only if a valid u16 value can be decoded.
- */
-static inline int of_property_read_u16_array(const struct device_node *np,
- const char *propname,
- u16 *out_values, size_t sz)
-{
- int ret = of_property_read_variable_u16_array(np, propname, out_values,
- sz, 0);
- if (ret >= 0)
- return 0;
- else
- return ret;
-}
-
-/**
- * of_property_read_u32_array - Find and read an array of 32 bit integers
- * from a property.
- *
- * @np: device node from which the property value is to be read.
- * @propname: name of the property to be searched.
- * @out_values: pointer to return value, modified only if return value is 0.
- * @sz: number of array elements to read
- *
- * Search for a property in a device node and read 32-bit value(s) from
- * it.
- *
- * Return: 0 on success, -EINVAL if the property does not exist,
- * -ENODATA if property does not have a value, and -EOVERFLOW if the
- * property data isn't large enough.
- *
- * The out_values is modified only if a valid u32 value can be decoded.
- */
-static inline int of_property_read_u32_array(const struct device_node *np,
- const char *propname,
- u32 *out_values, size_t sz)
-{
- int ret = of_property_read_variable_u32_array(np, propname, out_values,
- sz, 0);
- if (ret >= 0)
- return 0;
- else
- return ret;
-}
-
-/**
- * of_property_read_u64_array - Find and read an array of 64 bit integers
- * from a property.
- *
- * @np: device node from which the property value is to be read.
- * @propname: name of the property to be searched.
- * @out_values: pointer to return value, modified only if return value is 0.
- * @sz: number of array elements to read
- *
- * Search for a property in a device node and read 64-bit value(s) from
- * it.
- *
- * Return: 0 on success, -EINVAL if the property does not exist,
- * -ENODATA if property does not have a value, and -EOVERFLOW if the
- * property data isn't large enough.
- *
- * The out_values is modified only if a valid u64 value can be decoded.
- */
-static inline int of_property_read_u64_array(const struct device_node *np,
- const char *propname,
- u64 *out_values, size_t sz)
-{
- int ret = of_property_read_variable_u64_array(np, propname, out_values,
- sz, 0);
- if (ret >= 0)
- return 0;
- else
- return ret;
-}
-
/*
* struct property *prop;
* const __be32 *p;
@@ -733,32 +609,6 @@
return -ENOSYS;
}
-static inline int of_property_read_u8_array(const struct device_node *np,
- const char *propname, u8 *out_values, size_t sz)
-{
- return -ENOSYS;
-}
-
-static inline int of_property_read_u16_array(const struct device_node *np,
- const char *propname, u16 *out_values, size_t sz)
-{
- return -ENOSYS;
-}
-
-static inline int of_property_read_u32_array(const struct device_node *np,
- const char *propname,
- u32 *out_values, size_t sz)
-{
- return -ENOSYS;
-}
-
-static inline int of_property_read_u64_array(const struct device_node *np,
- const char *propname,
- u64 *out_values, size_t sz)
-{
- return -ENOSYS;
-}
-
static inline int of_property_read_u32_index(const struct device_node *np,
const char *propname, u32 index, u32 *out_value)
{
@@ -1223,7 +1073,8 @@
* @np: device node from which the property value is to be read.
* @propname: name of the property to be searched.
*
- * Search for a property in a device node.
+ * Search for a boolean property in a device node. Usage on non-boolean
+ * property types is deprecated.
*
* Return: true if the property exists false otherwise.
*/
@@ -1235,6 +1086,144 @@
return prop ? true : false;
}
+/**
+ * of_property_present - Test if a property is present in a node
+ * @np: device node to search for the property.
+ * @propname: name of the property to be searched.
+ *
+ * Test for a property present in a device node.
+ *
+ * Return: true if the property exists false otherwise.
+ */
+static inline bool of_property_present(const struct device_node *np, const char *propname)
+{
+ return of_property_read_bool(np, propname);
+}
+
+/**
+ * of_property_read_u8_array - Find and read an array of u8 from a property.
+ *
+ * @np: device node from which the property value is to be read.
+ * @propname: name of the property to be searched.
+ * @out_values: pointer to return value, modified only if return value is 0.
+ * @sz: number of array elements to read
+ *
+ * Search for a property in a device node and read 8-bit value(s) from
+ * it.
+ *
+ * dts entry of array should be like:
+ * ``property = /bits/ 8 <0x50 0x60 0x70>;``
+ *
+ * Return: 0 on success, -EINVAL if the property does not exist,
+ * -ENODATA if property does not have a value, and -EOVERFLOW if the
+ * property data isn't large enough.
+ *
+ * The out_values is modified only if a valid u8 value can be decoded.
+ */
+static inline int of_property_read_u8_array(const struct device_node *np,
+ const char *propname,
+ u8 *out_values, size_t sz)
+{
+ int ret = of_property_read_variable_u8_array(np, propname, out_values,
+ sz, 0);
+ if (ret >= 0)
+ return 0;
+ else
+ return ret;
+}
+
+/**
+ * of_property_read_u16_array - Find and read an array of u16 from a property.
+ *
+ * @np: device node from which the property value is to be read.
+ * @propname: name of the property to be searched.
+ * @out_values: pointer to return value, modified only if return value is 0.
+ * @sz: number of array elements to read
+ *
+ * Search for a property in a device node and read 16-bit value(s) from
+ * it.
+ *
+ * dts entry of array should be like:
+ * ``property = /bits/ 16 <0x5000 0x6000 0x7000>;``
+ *
+ * Return: 0 on success, -EINVAL if the property does not exist,
+ * -ENODATA if property does not have a value, and -EOVERFLOW if the
+ * property data isn't large enough.
+ *
+ * The out_values is modified only if a valid u16 value can be decoded.
+ */
+static inline int of_property_read_u16_array(const struct device_node *np,
+ const char *propname,
+ u16 *out_values, size_t sz)
+{
+ int ret = of_property_read_variable_u16_array(np, propname, out_values,
+ sz, 0);
+ if (ret >= 0)
+ return 0;
+ else
+ return ret;
+}
+
+/**
+ * of_property_read_u32_array - Find and read an array of 32 bit integers
+ * from a property.
+ *
+ * @np: device node from which the property value is to be read.
+ * @propname: name of the property to be searched.
+ * @out_values: pointer to return value, modified only if return value is 0.
+ * @sz: number of array elements to read
+ *
+ * Search for a property in a device node and read 32-bit value(s) from
+ * it.
+ *
+ * Return: 0 on success, -EINVAL if the property does not exist,
+ * -ENODATA if property does not have a value, and -EOVERFLOW if the
+ * property data isn't large enough.
+ *
+ * The out_values is modified only if a valid u32 value can be decoded.
+ */
+static inline int of_property_read_u32_array(const struct device_node *np,
+ const char *propname,
+ u32 *out_values, size_t sz)
+{
+ int ret = of_property_read_variable_u32_array(np, propname, out_values,
+ sz, 0);
+ if (ret >= 0)
+ return 0;
+ else
+ return ret;
+}
+
+/**
+ * of_property_read_u64_array - Find and read an array of 64 bit integers
+ * from a property.
+ *
+ * @np: device node from which the property value is to be read.
+ * @propname: name of the property to be searched.
+ * @out_values: pointer to return value, modified only if return value is 0.
+ * @sz: number of array elements to read
+ *
+ * Search for a property in a device node and read 64-bit value(s) from
+ * it.
+ *
+ * Return: 0 on success, -EINVAL if the property does not exist,
+ * -ENODATA if property does not have a value, and -EOVERFLOW if the
+ * property data isn't large enough.
+ *
+ * The out_values is modified only if a valid u64 value can be decoded.
+ */
+static inline int of_property_read_u64_array(const struct device_node *np,
+ const char *propname,
+ u64 *out_values, size_t sz)
+{
+ int ret = of_property_read_variable_u64_array(np, propname, out_values,
+ sz, 0);
+ if (ret >= 0)
+ return 0;
+ else
+ return ret;
+}
+
static inline int of_property_read_u8(const struct device_node *np,
const char *propname,
u8 *out_value)
diff --git a/include/linux/qed/qed_eth_if.h b/include/linux/qed/qed_eth_if.h
index 4df0bf0..e1bf3219 100644
--- a/include/linux/qed/qed_eth_if.h
+++ b/include/linux/qed/qed_eth_if.h
@@ -331,7 +331,7 @@
int (*configure_arfs_searcher)(struct qed_dev *cdev,
enum qed_filter_config_mode mode);
int (*get_coalesce)(struct qed_dev *cdev, u16 *coal, void *handle);
- int (*req_bulletin_update_mac)(struct qed_dev *cdev, u8 *mac);
+ int (*req_bulletin_update_mac)(struct qed_dev *cdev, const u8 *mac);
};
const struct qed_eth_ops *qed_get_eth_ops(void);
diff --git a/include/linux/qed/qed_if.h b/include/linux/qed/qed_if.h
index f39451a..905de11 100644
--- a/include/linux/qed/qed_if.h
+++ b/include/linux/qed/qed_if.h
@@ -1111,7 +1111,7 @@
*
* Return: Int.
*/
- int (*update_mac)(struct qed_dev *cdev, u8 *mac);
+ int (*update_mac)(struct qed_dev *cdev, const u8 *mac);
/**
* update_mtu(): API to inform the change in the mtu.
diff --git a/include/linux/qed/qed_rdma_if.h b/include/linux/qed/qed_rdma_if.h
index aeb242c..3b76c07f 100644
--- a/include/linux/qed/qed_rdma_if.h
+++ b/include/linux/qed/qed_rdma_if.h
@@ -662,7 +662,8 @@
u8 connection_handle,
struct qed_ll2_stats *p_stats);
int (*ll2_set_mac_filter)(struct qed_dev *cdev,
- u8 *old_mac_address, u8 *new_mac_address);
+ u8 *old_mac_address,
+ const u8 *new_mac_address);
int (*iwarp_set_engine_affin)(struct qed_dev *cdev, bool b_reset);
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index ea63120f..00459e6 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -177,6 +177,7 @@
struct smp_csrk {
bdaddr_t bdaddr;
u8 bdaddr_type;
+ u8 link_type;
u8 type;
u8 val[16];
};
@@ -186,6 +187,7 @@
struct rcu_head rcu;
bdaddr_t bdaddr;
u8 bdaddr_type;
+ u8 link_type;
u8 authenticated;
u8 type;
u8 enc_size;
@@ -200,6 +202,7 @@
bdaddr_t rpa;
bdaddr_t bdaddr;
u8 addr_type;
+ u8 link_type;
u8 val[16];
};
@@ -207,6 +210,8 @@
struct list_head list;
struct rcu_head rcu;
bdaddr_t bdaddr;
+ u8 bdaddr_type;
+ u8 link_type;
u8 type;
u8 val[HCI_LINK_KEY_SIZE];
u8 pin_len;
@@ -862,7 +867,6 @@
/* ----- HCI Connections ----- */
enum {
HCI_CONN_AUTH_PEND,
- HCI_CONN_REAUTH_PEND,
HCI_CONN_ENCRYPT_PEND,
HCI_CONN_RSWITCH_PEND,
HCI_CONN_MODE_CHANGE_PEND,
diff --git a/include/trace/events/afs.h b/include/trace/events/afs.h
index bca73e8..5556c5d 100644
--- a/include/trace/events/afs.h
+++ b/include/trace/events/afs.h
@@ -728,14 +728,14 @@
TRACE_EVENT(afs_call,
TP_PROTO(struct afs_call *call, enum afs_call_trace op,
- int usage, int outstanding, const void *where),
+ int ref, int outstanding, const void *where),
- TP_ARGS(call, op, usage, outstanding, where),
+ TP_ARGS(call, op, ref, outstanding, where),
TP_STRUCT__entry(
__field(unsigned int, call )
__field(int, op )
- __field(int, usage )
+ __field(int, ref )
__field(int, outstanding )
__field(const void *, where )
),
@@ -743,15 +743,15 @@
TP_fast_assign(
__entry->call = call->debug_id;
__entry->op = op;
- __entry->usage = usage;
+ __entry->ref = ref;
__entry->outstanding = outstanding;
__entry->where = where;
),
- TP_printk("c=%08x %s u=%d o=%d sp=%pSR",
+ TP_printk("c=%08x %s r=%d o=%d sp=%pSR",
__entry->call,
__print_symbolic(__entry->op, afs_call_traces),
- __entry->usage,
+ __entry->ref,
__entry->outstanding,
__entry->where)
);
@@ -1475,36 +1475,36 @@
__entry->reason = reason;
),
- TP_printk("V=%llx %s u=%d",
+ TP_printk("V=%llx %s ur=%d",
__entry->vid,
__print_symbolic(__entry->reason, afs_volume_traces),
__entry->ref)
);
TRACE_EVENT(afs_cell,
- TP_PROTO(unsigned int cell_debug_id, int usage, int active,
+ TP_PROTO(unsigned int cell_debug_id, int ref, int active,
enum afs_cell_trace reason),
- TP_ARGS(cell_debug_id, usage, active, reason),
+ TP_ARGS(cell_debug_id, ref, active, reason),
TP_STRUCT__entry(
__field(unsigned int, cell )
- __field(int, usage )
+ __field(int, ref )
__field(int, active )
__field(int, reason )
),
TP_fast_assign(
__entry->cell = cell_debug_id;
- __entry->usage = usage;
+ __entry->ref = ref;
__entry->active = active;
__entry->reason = reason;
),
- TP_printk("L=%08x %s u=%d a=%d",
+ TP_printk("L=%08x %s r=%d a=%d",
__entry->cell,
__print_symbolic(__entry->reason, afs_cell_traces),
- __entry->usage,
+ __entry->ref,
__entry->active)
);
diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h
index a6a1482..2025a5b 100644
--- a/include/uapi/linux/bpf.h
+++ b/include/uapi/linux/bpf.h
@@ -4257,6 +4257,8 @@
* long bpf_get_task_stack(struct task_struct *task, void *buf, u32 size, u64 flags)
* Description
* Return a user or a kernel stack in bpf program provided buffer.
+ * Note: the user stack will only be populated if the *task* is
+ * the current task; all other tasks will return -EOPNOTSUPP.
* To achieve this, the helper needs *task*, which is a valid
* pointer to **struct task_struct**. To store the stacktrace, the
* bpf program provides *buf* with a nonnegative *size*.
@@ -4268,6 +4270,7 @@
*
* **BPF_F_USER_STACK**
* Collect a user space stack instead of a kernel stack.
+ * The *task* must be the current task.
* **BPF_F_USER_BUILD_ID**
* Collect buildid+offset instead of ips for user stack,
* only valid if **BPF_F_USER_STACK** is also specified.
diff --git a/init/do_mounts.c b/init/do_mounts.c
index 762b5349..c542570 100644
--- a/init/do_mounts.c
+++ b/init/do_mounts.c
@@ -666,7 +666,10 @@
void __init init_rootfs(void)
{
- if (IS_ENABLED(CONFIG_TMPFS) && !saved_root_name[0] &&
- (!root_fs_names || strstr(root_fs_names, "tmpfs")))
- is_tmpfs = true;
+ if (IS_ENABLED(CONFIG_TMPFS)) {
+ if (!saved_root_name[0] && !root_fs_names)
+ is_tmpfs = true;
+ else if (root_fs_names && !!strstr(root_fs_names, "tmpfs"))
+ is_tmpfs = true;
+ }
}
diff --git a/io_uring/io_uring.c b/io_uring/io_uring.c
index 30535d4..55fd6d9 100644
--- a/io_uring/io_uring.c
+++ b/io_uring/io_uring.c
@@ -3490,14 +3490,17 @@
struct iovec *iov = iorw->fast_iov;
int ret;
+ iorw->bytes_done = 0;
+ iorw->free_iovec = NULL;
+
ret = io_import_iovec(rw, req, &iov, &iorw->iter, false);
if (unlikely(ret < 0))
return ret;
- iorw->bytes_done = 0;
- iorw->free_iovec = iov;
- if (iov)
+ if (iov) {
+ iorw->free_iovec = iov;
req->flags |= REQ_F_NEED_CLEANUP;
+ }
iov_iter_save_state(&iorw->iter, &iorw->iter_state);
return 0;
}
diff --git a/kernel/bpf/lpm_trie.c b/kernel/bpf/lpm_trie.c
index 423549d..4ea7fb0 100644
--- a/kernel/bpf/lpm_trie.c
+++ b/kernel/bpf/lpm_trie.c
@@ -230,6 +230,9 @@
struct lpm_trie_node *node, *found = NULL;
struct bpf_lpm_trie_key *key = _key;
+ if (key->prefixlen > trie->max_prefixlen)
+ return NULL;
+
/* Start walking the trie from the root node ... */
for (node = rcu_dereference_check(trie->root, rcu_read_lock_bh_held());
diff --git a/kernel/bpf/stackmap.c b/kernel/bpf/stackmap.c
index 7efae3a..f8587ab 100644
--- a/kernel/bpf/stackmap.c
+++ b/kernel/bpf/stackmap.c
@@ -435,6 +435,7 @@
{
u32 trace_nr, copy_len, elem_size, num_elem, max_depth;
bool user_build_id = flags & BPF_F_USER_BUILD_ID;
+ bool crosstask = task && task != current;
u32 skip = flags & BPF_F_SKIP_FIELD_MASK;
bool user = flags & BPF_F_USER_STACK;
struct perf_callchain_entry *trace;
@@ -457,6 +458,14 @@
if (task && user && !user_mode(regs))
goto err_fault;
+ /* get_perf_callchain does not support crosstask user stack walking
+ * but returns an empty stack instead of NULL.
+ */
+ if (crosstask && user) {
+ err = -EOPNOTSUPP;
+ goto clear;
+ }
+
num_elem = size / elem_size;
max_depth = num_elem + skip;
if (sysctl_perf_event_max_stack < max_depth)
@@ -468,7 +477,7 @@
trace = get_callchain_entry_for_task(task, max_depth);
else
trace = get_perf_callchain(regs, 0, kernel, user, max_depth,
- false, false);
+ crosstask, false);
if (unlikely(!trace))
goto err_fault;
diff --git a/kernel/bpf/syscall.c b/kernel/bpf/syscall.c
index b5f17f9..9ddceff 100644
--- a/kernel/bpf/syscall.c
+++ b/kernel/bpf/syscall.c
@@ -2763,6 +2763,10 @@
*
* - if prog->aux->dst_trampoline and tgt_prog is NULL, the program
* was detached and is going for re-attachment.
+ *
+ * - if prog->aux->dst_trampoline is NULL and tgt_prog and prog->aux->attach_btf
+ * are NULL, then program was already attached and user did not provide
+ * tgt_prog_fd so we have no way to find out or create trampoline
*/
if (!prog->aux->dst_trampoline && !tgt_prog) {
/*
@@ -2776,6 +2780,11 @@
err = -EINVAL;
goto out_unlock;
}
+ /* We can allow re-attach only if we have valid attach_btf. */
+ if (!prog->aux->attach_btf) {
+ err = -EINVAL;
+ goto out_unlock;
+ }
btf_id = prog->aux->attach_btf_id;
key = bpf_trampoline_compute_key(NULL, prog->aux->attach_btf, btf_id);
}
diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
index 7340b29..2f619c8 100644
--- a/kernel/bpf/verifier.c
+++ b/kernel/bpf/verifier.c
@@ -2840,7 +2840,7 @@
* so it's aligned access and [off, off + size) are within stack limits
*/
if (!env->allow_ptr_leaks &&
- state->stack[spi].slot_type[0] == STACK_SPILL &&
+ is_spilled_reg(&state->stack[spi]) &&
size != BPF_REG_SIZE) {
verbose(env, "attempt to corrupt spilled pointer on stack\n");
return -EACCES;
@@ -4301,10 +4301,7 @@
if (tnum_is_const(reg->var_off)) {
min_off = reg->var_off.value + off;
- if (access_size > 0)
- max_off = min_off + access_size - 1;
- else
- max_off = min_off;
+ max_off = min_off + access_size;
} else {
if (reg->smax_value >= BPF_MAX_VAR_OFF ||
reg->smin_value <= -BPF_MAX_VAR_OFF) {
@@ -4313,15 +4310,12 @@
return -EACCES;
}
min_off = reg->smin_value + off;
- if (access_size > 0)
- max_off = reg->smax_value + off + access_size - 1;
- else
- max_off = min_off;
+ max_off = reg->smax_value + off + access_size;
}
err = check_stack_slot_within_bounds(min_off, state, type);
- if (!err)
- err = check_stack_slot_within_bounds(max_off, state, type);
+ if (!err && max_off > 0)
+ err = -EINVAL; /* out of stack access into non-negative offsets */
if (err) {
if (tnum_is_const(reg->var_off)) {
@@ -6240,6 +6234,13 @@
verbose(env, "R0 not a scalar value\n");
return -EACCES;
}
+
+ /* we are going to rely on register's precise value */
+ err = mark_reg_read(env, r0, r0->parent, REG_LIVE_READ64);
+ err = err ?: mark_chain_precision(env, BPF_REG_0);
+ if (err)
+ return err;
+
if (!tnum_in(range, r0->var_off)) {
verbose_invalid_scalar(env, r0, &range, "callback return", "R0");
return -EINVAL;
@@ -7276,6 +7277,10 @@
}
switch (base_type(ptr_reg->type)) {
+ case PTR_TO_FLOW_KEYS:
+ if (known)
+ break;
+ fallthrough;
case CONST_PTR_TO_MAP:
/* smin_val represents the known value */
if (known && smin_val == 0 && opcode == BPF_ADD)
diff --git a/kernel/debug/kdb/kdb_main.c b/kernel/debug/kdb/kdb_main.c
index ead4da9..23723c5 100644
--- a/kernel/debug/kdb/kdb_main.c
+++ b/kernel/debug/kdb/kdb_main.c
@@ -1350,8 +1350,6 @@
/* PROMPT can only be set if we have MEM_READ permission. */
snprintf(kdb_prompt_str, CMD_BUFLEN, kdbgetenv("PROMPT"),
raw_smp_processor_id());
- if (defcmd_in_progress)
- strncat(kdb_prompt_str, "[defcmd]", CMD_BUFLEN);
/*
* Fetch command from keyboard
diff --git a/kernel/dma/coherent.c b/kernel/dma/coherent.c
index ca05989..2df824f 100644
--- a/kernel/dma/coherent.c
+++ b/kernel/dma/coherent.c
@@ -133,8 +133,10 @@
void dma_release_coherent_memory(struct device *dev)
{
- if (dev)
+ if (dev) {
_dma_release_coherent_memory(dev->dma_mem);
+ dev->dma_mem = NULL;
+ }
}
static void *__dma_alloc_from_coherent(struct device *dev,
diff --git a/kernel/kprobes.c b/kernel/kprobes.c
index 07d36ce..5d713a7 100644
--- a/kernel/kprobes.c
+++ b/kernel/kprobes.c
@@ -549,17 +549,15 @@
/* See comment in do_optimize_kprobes() */
lockdep_assert_cpus_held();
- /* Unoptimization must be done anytime */
- if (list_empty(&unoptimizing_list))
- return;
+ if (!list_empty(&unoptimizing_list))
+ arch_unoptimize_kprobes(&unoptimizing_list, &freeing_list);
- arch_unoptimize_kprobes(&unoptimizing_list, &freeing_list);
- /* Loop free_list for disarming */
+ /* Loop on 'freeing_list' for disarming and removing from kprobe hash list */
list_for_each_entry_safe(op, tmp, &freeing_list, list) {
/* Switching from detour code to origin */
op->kp.flags &= ~KPROBE_FLAG_OPTIMIZED;
- /* Disarm probes if marked disabled */
- if (kprobe_disabled(&op->kp))
+ /* Disarm probes if marked disabled and not gone */
+ if (kprobe_disabled(&op->kp) && !kprobe_gone(&op->kp))
arch_disarm_kprobe(&op->kp);
if (kprobe_unused(&op->kp)) {
/*
@@ -788,14 +786,13 @@
op->kp.flags &= ~KPROBE_FLAG_OPTIMIZED;
if (kprobe_unused(p)) {
- /* Enqueue if it is unused */
- list_add(&op->list, &freeing_list);
/*
- * Remove unused probes from the hash list. After waiting
- * for synchronization, this probe is reclaimed.
- * (reclaiming is done by do_free_cleaned_kprobes().)
+ * Unused kprobe is on unoptimizing or freeing list. We move it
+ * to freeing_list and let the kprobe_optimizer() remove it from
+ * the kprobe hash list and free it.
*/
- hlist_del_rcu(&op->kp.hlist);
+ if (optprobe_queued_unopt(op))
+ list_move(&op->list, &freeing_list);
}
/* Don't touch the code, because it is already freed. */
diff --git a/kernel/module.c b/kernel/module.c
index 775f009b..2c64f1f 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -4535,7 +4535,6 @@
return ret;
}
-#ifdef CONFIG_LIVEPATCH
int module_kallsyms_on_each_symbol(int (*fn)(void *, const char *,
struct module *, unsigned long),
void *data)
@@ -4567,7 +4566,6 @@
mutex_unlock(&module_mutex);
return ret;
}
-#endif /* CONFIG_LIVEPATCH */
#endif /* CONFIG_KALLSYMS */
static void cfi_init(struct module *mod)
diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c
index 9a97077..11686ab 100644
--- a/kernel/time/tick-sched.c
+++ b/kernel/time/tick-sched.c
@@ -1533,13 +1533,18 @@
void tick_cancel_sched_timer(int cpu)
{
struct tick_sched *ts = &per_cpu(tick_cpu_sched, cpu);
+ ktime_t idle_sleeptime, iowait_sleeptime;
# ifdef CONFIG_HIGH_RES_TIMERS
if (ts->sched_timer.base)
hrtimer_cancel(&ts->sched_timer);
# endif
+ idle_sleeptime = ts->idle_sleeptime;
+ iowait_sleeptime = ts->iowait_sleeptime;
memset(ts, 0, sizeof(*ts));
+ ts->idle_sleeptime = idle_sleeptime;
+ ts->iowait_sleeptime = iowait_sleeptime;
}
#endif
diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c
index 5fb88b5..374cfba 100644
--- a/kernel/trace/ring_buffer.c
+++ b/kernel/trace/ring_buffer.c
@@ -691,44 +691,6 @@
return ret == expect;
}
-static int rb_time_cmpxchg(rb_time_t *t, u64 expect, u64 set)
-{
- unsigned long cnt, top, bottom;
- unsigned long cnt2, top2, bottom2;
- u64 val;
-
- /* Any interruptions in this function should cause a failure */
- cnt = local_read(&t->cnt);
-
- /* The cmpxchg always fails if it interrupted an update */
- if (!__rb_time_read(t, &val, &cnt2))
- return false;
-
- if (val != expect)
- return false;
-
- if ((cnt & 3) != cnt2)
- return false;
-
- cnt2 = cnt + 1;
-
- rb_time_split(val, &top, &bottom);
- top = rb_time_val_cnt(top, cnt);
- bottom = rb_time_val_cnt(bottom, cnt);
-
- rb_time_split(set, &top2, &bottom2);
- top2 = rb_time_val_cnt(top2, cnt2);
- bottom2 = rb_time_val_cnt(bottom2, cnt2);
-
- if (!rb_time_read_cmpxchg(&t->cnt, cnt, cnt2))
- return false;
- if (!rb_time_read_cmpxchg(&t->top, top, top2))
- return false;
- if (!rb_time_read_cmpxchg(&t->bottom, bottom, bottom2))
- return false;
- return true;
-}
-
#else /* 64 bits */
/* local64_t always succeeds */
@@ -742,13 +704,6 @@
{
local64_set(&t->time, val);
}
-
-static bool rb_time_cmpxchg(rb_time_t *t, u64 expect, u64 set)
-{
- u64 val;
- val = local64_cmpxchg(&t->time, expect, set);
- return val == expect;
-}
#endif
/*
@@ -897,9 +852,14 @@
if (!nr_pages || !full)
return true;
- dirty = ring_buffer_nr_dirty_pages(buffer, cpu);
+ /*
+ * Add one as dirty will never equal nr_pages, as the sub-buffer
+ * that the writer is on is not counted as dirty.
+ * This is needed if "buffer_percent" is set to 100.
+ */
+ dirty = ring_buffer_nr_dirty_pages(buffer, cpu) + 1;
- return (dirty * 100) > (full * nr_pages);
+ return (dirty * 100) >= (full * nr_pages);
}
/*
@@ -959,7 +919,8 @@
/* make sure the waiters see the new index */
smp_wmb();
- rb_wake_up_waiters(&rbwork->work);
+ /* This can be called in any context */
+ irq_work_queue(&rbwork->work);
}
/**
@@ -2936,25 +2897,6 @@
return length;
}
-static u64 rb_time_delta(struct ring_buffer_event *event)
-{
- switch (event->type_len) {
- case RINGBUF_TYPE_PADDING:
- return 0;
-
- case RINGBUF_TYPE_TIME_EXTEND:
- return rb_event_time_stamp(event);
-
- case RINGBUF_TYPE_TIME_STAMP:
- return 0;
-
- case RINGBUF_TYPE_DATA:
- return event->time_delta;
- default:
- return 0;
- }
-}
-
static inline int
rb_try_to_discard(struct ring_buffer_per_cpu *cpu_buffer,
struct ring_buffer_event *event)
@@ -2963,8 +2905,6 @@
struct buffer_page *bpage;
unsigned long index;
unsigned long addr;
- u64 write_stamp;
- u64 delta;
new_index = rb_event_index(event);
old_index = new_index + rb_event_ts_length(event);
@@ -2973,14 +2913,10 @@
bpage = READ_ONCE(cpu_buffer->tail_page);
- delta = rb_time_delta(event);
-
- if (!rb_time_read(&cpu_buffer->write_stamp, &write_stamp))
- return 0;
-
- /* Make sure the write stamp is read before testing the location */
- barrier();
-
+ /*
+ * Make sure the tail_page is still the same and
+ * the next write location is the end of this event
+ */
if (bpage->page == (void *)addr && rb_page_write(bpage) == old_index) {
unsigned long write_mask =
local_read(&bpage->write) & ~RB_WRITE_MASK;
@@ -2991,20 +2927,20 @@
* to make sure that the next event adds an absolute
* value and does not rely on the saved write stamp, which
* is now going to be bogus.
+ *
+ * By setting the before_stamp to zero, the next event
+ * is not going to use the write_stamp and will instead
+ * create an absolute timestamp. This means there's no
+ * reason to update the wirte_stamp!
*/
rb_time_set(&cpu_buffer->before_stamp, 0);
- /* Something came in, can't discard */
- if (!rb_time_cmpxchg(&cpu_buffer->write_stamp,
- write_stamp, write_stamp - delta))
- return 0;
-
/*
* If an event were to come in now, it would see that the
* write_stamp and the before_stamp are different, and assume
* that this event just added itself before updating
* the write stamp. The interrupting event will fix the
- * write stamp for us, and use the before stamp as its delta.
+ * write stamp for us, and use an absolute timestamp.
*/
/*
@@ -3443,7 +3379,7 @@
return;
/*
- * If this interrupted another event,
+ * If this interrupted another event,
*/
if (atomic_inc_return(this_cpu_ptr(&checking)) != 1)
goto out;
@@ -3587,20 +3523,36 @@
} else {
u64 ts;
/* SLOW PATH - Interrupted between A and C */
- a_ok = rb_time_read(&cpu_buffer->write_stamp, &info->after);
+
+ /* Save the old before_stamp */
+ a_ok = rb_time_read(&cpu_buffer->before_stamp, &info->before);
+ RB_WARN_ON(cpu_buffer, !a_ok);
+
+ /*
+ * Read a new timestamp and update the before_stamp to make
+ * the next event after this one force using an absolute
+ * timestamp. This is in case an interrupt were to come in
+ * between E and F.
+ */
+ ts = rb_time_stamp(cpu_buffer->buffer);
+ rb_time_set(&cpu_buffer->before_stamp, ts);
+
+ barrier();
+ /*E*/ a_ok = rb_time_read(&cpu_buffer->write_stamp, &info->after);
/* Was interrupted before here, write_stamp must be valid */
RB_WARN_ON(cpu_buffer, !a_ok);
- ts = rb_time_stamp(cpu_buffer->buffer);
barrier();
- /*E*/ if (write == (local_read(&tail_page->write) & RB_WRITE_MASK) &&
- info->after < ts &&
- rb_time_cmpxchg(&cpu_buffer->write_stamp,
- info->after, ts)) {
- /* Nothing came after this event between C and E */
+ /*F*/ if (write == (local_read(&tail_page->write) & RB_WRITE_MASK) &&
+ info->after == info->before && info->after < ts) {
+ /*
+ * Nothing came after this event between C and F, it is
+ * safe to use info->after for the delta as it
+ * matched info->before and is still valid.
+ */
info->delta = ts - info->after;
} else {
/*
- * Interrupted between C and E:
+ * Interrupted between C and F:
* Lost the previous events time stamp. Just set the
* delta to zero, and this will be the same time as
* the event this event interrupted. And the events that
@@ -3651,6 +3603,12 @@
int nr_loops = 0;
int add_ts_default;
+ /* ring buffer does cmpxchg, make sure it is safe in NMI context */
+ if (!IS_ENABLED(CONFIG_ARCH_HAVE_NMI_SAFE_CMPXCHG) &&
+ (unlikely(in_nmi()))) {
+ return NULL;
+ }
+
rb_start_commit(cpu_buffer);
/* The commit page can not change after this */
diff --git a/kernel/trace/synth_event_gen_test.c b/kernel/trace/synth_event_gen_test.c
index 8d77526..d944924 100644
--- a/kernel/trace/synth_event_gen_test.c
+++ b/kernel/trace/synth_event_gen_test.c
@@ -477,6 +477,17 @@
ret = test_trace_synth_event();
WARN_ON(ret);
+
+ /* Disable when done */
+ trace_array_set_clr_event(gen_synth_test->tr,
+ "synthetic",
+ "gen_synth_test", false);
+ trace_array_set_clr_event(empty_synth_test->tr,
+ "synthetic",
+ "empty_synth_test", false);
+ trace_array_set_clr_event(create_synth_test->tr,
+ "synthetic",
+ "create_synth_test", false);
out:
return ret;
}
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index ab06d26..f34753b 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -1837,6 +1837,9 @@
__update_max_tr(tr, tsk, cpu);
arch_spin_unlock(&tr->max_lock);
+
+ /* Any waiters on the old snapshot buffer need to wake up */
+ ring_buffer_wake_waiters(tr->array_buffer.buffer, RING_BUFFER_ALL_CPUS);
}
/**
@@ -1888,12 +1891,23 @@
static int wait_on_pipe(struct trace_iterator *iter, int full)
{
+ int ret;
+
/* Iterators are static, they should be filled or empty */
if (trace_buffer_iter(iter, iter->cpu_file))
return 0;
- return ring_buffer_wait(iter->array_buffer->buffer, iter->cpu_file,
- full);
+ ret = ring_buffer_wait(iter->array_buffer->buffer, iter->cpu_file, full);
+
+#ifdef CONFIG_TRACER_MAX_TRACE
+ /*
+ * Make sure this is still the snapshot buffer, as if a snapshot were
+ * to happen, this would now be the main buffer.
+ */
+ if (iter->snapshot)
+ iter->array_buffer = &iter->tr->max_buffer;
+#endif
+ return ret;
}
#ifdef CONFIG_FTRACE_STARTUP_TEST
@@ -4653,7 +4667,11 @@
iter->leftover = ret;
} else {
- print_trace_line(iter);
+ ret = print_trace_line(iter);
+ if (ret == TRACE_TYPE_PARTIAL_LINE) {
+ iter->seq.full = 0;
+ trace_seq_puts(&iter->seq, "[LINE TOO BIG]\n");
+ }
ret = trace_print_seq(m, &iter->seq);
/*
* If we overflow the seq_file buffer, then it will
@@ -4871,6 +4889,12 @@
return 0;
}
+int tracing_single_release_file_tr(struct inode *inode, struct file *filp)
+{
+ tracing_release_file_tr(inode, filp);
+ return single_release(inode, filp);
+}
+
static int tracing_mark_open(struct inode *inode, struct file *filp)
{
stream_open(inode, filp);
@@ -8337,7 +8361,7 @@
if ((file->f_flags & O_NONBLOCK) || (flags & SPLICE_F_NONBLOCK))
goto out;
- ret = wait_on_pipe(iter, iter->tr->buffer_percent);
+ ret = wait_on_pipe(iter, iter->snapshot ? 0 : iter->tr->buffer_percent);
if (ret)
goto out;
diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h
index 92e09cf..da5a5bd 100644
--- a/kernel/trace/trace.h
+++ b/kernel/trace/trace.h
@@ -588,6 +588,7 @@
int tracing_open_generic_tr(struct inode *inode, struct file *filp);
int tracing_open_file_tr(struct inode *inode, struct file *filp);
int tracing_release_file_tr(struct inode *inode, struct file *filp);
+int tracing_single_release_file_tr(struct inode *inode, struct file *filp);
bool tracing_is_disabled(void);
bool tracer_tracing_is_on(struct trace_array *tr);
void tracer_tracing_on(struct trace_array *tr);
diff --git a/kernel/trace/trace_events_hist.c b/kernel/trace/trace_events_hist.c
index 6faba2f..2ea2f37 100644
--- a/kernel/trace/trace_events_hist.c
+++ b/kernel/trace/trace_events_hist.c
@@ -5284,10 +5284,12 @@
{
int ret;
- ret = security_locked_down(LOCKDOWN_TRACEFS);
+ ret = tracing_open_file_tr(inode, file);
if (ret)
return ret;
+ /* Clear private_data to avoid warning in single_open() */
+ file->private_data = NULL;
return single_open(file, hist_show, file);
}
@@ -5295,7 +5297,7 @@
.open = event_hist_open,
.read = seq_read,
.llseek = seq_lseek,
- .release = single_release,
+ .release = tracing_single_release_file_tr,
};
#ifdef CONFIG_HIST_TRIGGERS_DEBUG
@@ -5561,10 +5563,12 @@
{
int ret;
- ret = security_locked_down(LOCKDOWN_TRACEFS);
+ ret = tracing_open_file_tr(inode, file);
if (ret)
return ret;
+ /* Clear private_data to avoid warning in single_open() */
+ file->private_data = NULL;
return single_open(file, hist_debug_show, file);
}
@@ -5572,7 +5576,7 @@
.open = event_hist_debug_open,
.read = seq_read,
.llseek = seq_lseek,
- .release = single_release,
+ .release = tracing_single_release_file_tr,
};
#endif
diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c
index f3e68e9..4e8ede1 100644
--- a/kernel/trace/trace_kprobe.c
+++ b/kernel/trace/trace_kprobe.c
@@ -708,6 +708,38 @@
.priority = 1 /* Invoked after kprobe module callback */
};
+struct count_symbols_struct {
+ const char *func_name;
+ unsigned int count;
+};
+
+static int count_symbols(void *data, const char *name, struct module *unused0,
+ unsigned long unused1)
+{
+ struct count_symbols_struct *args = data;
+
+ if (strcmp(args->func_name, name))
+ return 0;
+
+ args->count++;
+
+ return 0;
+}
+
+static unsigned int number_of_same_symbols(char *func_name)
+{
+ struct count_symbols_struct args = {
+ .func_name = func_name,
+ .count = 0,
+ };
+
+ kallsyms_on_each_symbol(count_symbols, &args);
+
+ module_kallsyms_on_each_symbol(count_symbols, &args);
+
+ return args.count;
+}
+
static int __trace_kprobe_create(int argc, const char *argv[])
{
/*
@@ -836,6 +868,31 @@
}
}
+ if (symbol && !strchr(symbol, ':')) {
+ unsigned int count;
+
+ count = number_of_same_symbols(symbol);
+ if (count > 1) {
+ /*
+ * Users should use ADDR to remove the ambiguity of
+ * using KSYM only.
+ */
+ trace_probe_log_err(0, NON_UNIQ_SYMBOL);
+ ret = -EADDRNOTAVAIL;
+
+ goto error;
+ } else if (count == 0) {
+ /*
+ * We can return ENOENT earlier than when register the
+ * kprobe.
+ */
+ trace_probe_log_err(0, BAD_PROBE_ADDR);
+ ret = -ENOENT;
+
+ goto error;
+ }
+ }
+
trace_probe_log_set_index(0);
if (event) {
ret = traceprobe_parse_event_name(&event, &group, buf,
@@ -1755,6 +1812,7 @@
}
#ifdef CONFIG_PERF_EVENTS
+
/* create a trace_kprobe, but don't add it to global lists */
struct trace_event_call *
create_local_trace_kprobe(char *func, void *addr, unsigned long offs,
@@ -1765,6 +1823,24 @@
int ret;
char *event;
+ if (func) {
+ unsigned int count;
+
+ count = number_of_same_symbols(func);
+ if (count > 1)
+ /*
+ * Users should use addr to remove the ambiguity of
+ * using func only.
+ */
+ return ERR_PTR(-EADDRNOTAVAIL);
+ else if (count == 0)
+ /*
+ * We can return ENOENT earlier than when register the
+ * kprobe.
+ */
+ return ERR_PTR(-ENOENT);
+ }
+
/*
* local trace_kprobes are not added to dyn_event, so they are never
* searched in find_trace_kprobe(). Therefore, there is no concern of
diff --git a/kernel/trace/trace_output.c b/kernel/trace/trace_output.c
index 6b4d3f3..4c4b84e 100644
--- a/kernel/trace/trace_output.c
+++ b/kernel/trace/trace_output.c
@@ -1446,11 +1446,12 @@
{
struct print_entry *field;
struct trace_seq *s = &iter->seq;
+ int max = iter->ent_size - offsetof(struct print_entry, buf);
trace_assign_type(field, iter->ent);
seq_print_ip_sym(s, field->ip, flags);
- trace_seq_printf(s, ": %s", field->buf);
+ trace_seq_printf(s, ": %.*s", max, field->buf);
return trace_handle_return(s);
}
@@ -1459,10 +1460,11 @@
struct trace_event *event)
{
struct print_entry *field;
+ int max = iter->ent_size - offsetof(struct print_entry, buf);
trace_assign_type(field, iter->ent);
- trace_seq_printf(&iter->seq, "# %lx %s", field->ip, field->buf);
+ trace_seq_printf(&iter->seq, "# %lx %.*s", field->ip, max, field->buf);
return trace_handle_return(&iter->seq);
}
diff --git a/kernel/trace/trace_probe.h b/kernel/trace/trace_probe.h
index 0f0e500..82e1df8 100644
--- a/kernel/trace/trace_probe.h
+++ b/kernel/trace/trace_probe.h
@@ -405,6 +405,7 @@
C(BAD_MAXACT, "Invalid maxactive number"), \
C(MAXACT_TOO_BIG, "Maxactive is too big"), \
C(BAD_PROBE_ADDR, "Invalid probed address or symbol"), \
+ C(NON_UNIQ_SYMBOL, "The symbol is not unique"), \
C(BAD_RETPROBE, "Retprobe address must be an function entry"), \
C(BAD_ADDR_SUFFIX, "Invalid probed address suffix"), \
C(NO_GROUP_NAME, "Group name is not specified"), \
diff --git a/lib/kunit/debugfs.c b/lib/kunit/debugfs.c
index 1048ef1..4c4b84d 100644
--- a/lib/kunit/debugfs.c
+++ b/lib/kunit/debugfs.c
@@ -52,12 +52,14 @@
static int debugfs_print_results(struct seq_file *seq, void *v)
{
struct kunit_suite *suite = (struct kunit_suite *)seq->private;
- enum kunit_status success = kunit_suite_has_succeeded(suite);
+ enum kunit_status success;
struct kunit_case *test_case;
if (!suite || !suite->log)
return 0;
+ success = kunit_suite_has_succeeded(suite);
+
seq_printf(seq, "%s", suite->log);
kunit_suite_for_each_test_case(suite, test_case)
diff --git a/lib/vsprintf.c b/lib/vsprintf.c
index a60f0bb..d86abdc 100644
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
@@ -2111,15 +2111,20 @@
/* Loop starting from the root node to the current node. */
for (depth = fwnode_count_parents(fwnode); depth >= 0; depth--) {
- struct fwnode_handle *__fwnode =
- fwnode_get_nth_parent(fwnode, depth);
+ /*
+ * Only get a reference for other nodes (i.e. parent nodes).
+ * fwnode refcount may be 0 here.
+ */
+ struct fwnode_handle *__fwnode = depth ?
+ fwnode_get_nth_parent(fwnode, depth) : fwnode;
buf = string(buf, end, fwnode_get_name_prefix(__fwnode),
default_str_spec);
buf = string(buf, end, fwnode_get_name(__fwnode),
default_str_spec);
- fwnode_handle_put(__fwnode);
+ if (depth)
+ fwnode_handle_put(__fwnode);
}
return buf;
diff --git a/mm/filemap.c b/mm/filemap.c
index 54992df..7b7f7dc 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -2650,6 +2650,15 @@
end_offset = min_t(loff_t, isize, iocb->ki_pos + iter->count);
/*
+ * Pairs with a barrier in
+ * block_write_end()->mark_buffer_dirty() or other page
+ * dirtying routines like iomap_write_end() to ensure
+ * changes to page contents are visible before we see
+ * increased inode size.
+ */
+ smp_rmb();
+
+ /*
* Once we start copying data, we don't want to be touching any
* cachelines that might be contended:
*/
diff --git a/mm/kasan/report.c b/mm/kasan/report.c
index 96ca099..0f855a2 100644
--- a/mm/kasan/report.c
+++ b/mm/kasan/report.c
@@ -450,7 +450,7 @@
return ret;
}
-#ifdef CONFIG_KASAN_INLINE
+#if defined(CONFIG_KASAN_GENERIC) || defined(CONFIG_KASAN_SW_TAGS)
/*
* With CONFIG_KASAN_INLINE, accesses to bogus pointers (outside the high
* canonical half of the address space) cause out-of-bounds shadow memory reads
diff --git a/mm/memory-failure.c b/mm/memory-failure.c
index 2eab012..4187944 100644
--- a/mm/memory-failure.c
+++ b/mm/memory-failure.c
@@ -1331,7 +1331,7 @@
* This check implies we don't kill processes if their pages
* are in the swap cache early. Those are always late kills.
*/
- if (!page_mapped(hpage))
+ if (!page_mapped(p))
return true;
if (PageKsm(p)) {
@@ -1397,10 +1397,10 @@
}
}
- unmap_success = !page_mapped(hpage);
+ unmap_success = !page_mapped(p);
if (!unmap_success)
pr_err("Memory failure: %#lx: failed to unmap page (mapcount=%d)\n",
- pfn, page_mapcount(hpage));
+ pfn, page_mapcount(p));
/*
* try_to_unmap() might put mlocked page in lru cache, so call
diff --git a/mm/memory.c b/mm/memory.c
index e5008c2..ea967d7 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -3637,8 +3637,8 @@
void unmap_mapping_range(struct address_space *mapping,
loff_t const holebegin, loff_t const holelen, int even_cows)
{
- pgoff_t hba = holebegin >> PAGE_SHIFT;
- pgoff_t hlen = (holelen + PAGE_SIZE - 1) >> PAGE_SHIFT;
+ pgoff_t hba = (pgoff_t)(holebegin) >> PAGE_SHIFT;
+ pgoff_t hlen = ((pgoff_t)(holelen) + PAGE_SIZE - 1) >> PAGE_SHIFT;
/* Check for overflow. */
if (sizeof(holelen) > sizeof(hlen)) {
diff --git a/net/8021q/vlan_core.c b/net/8021q/vlan_core.c
index 59bc13b..8710d5d 100644
--- a/net/8021q/vlan_core.c
+++ b/net/8021q/vlan_core.c
@@ -407,6 +407,8 @@
return 0;
list_for_each_entry(vid_info, &vlan_info->vid_list, list) {
+ if (!vlan_hw_filter_capable(by_dev, vid_info->proto))
+ continue;
err = vlan_vid_add(dev, vid_info->proto, vid_info->vid);
if (err)
goto unwind;
@@ -417,6 +419,8 @@
list_for_each_entry_continue_reverse(vid_info,
&vlan_info->vid_list,
list) {
+ if (!vlan_hw_filter_capable(by_dev, vid_info->proto))
+ continue;
vlan_vid_del(dev, vid_info->proto, vid_info->vid);
}
@@ -436,8 +440,11 @@
if (!vlan_info)
return;
- list_for_each_entry(vid_info, &vlan_info->vid_list, list)
+ list_for_each_entry(vid_info, &vlan_info->vid_list, list) {
+ if (!vlan_hw_filter_capable(by_dev, vid_info->proto))
+ continue;
vlan_vid_del(dev, vid_info->proto, vid_info->vid);
+ }
}
EXPORT_SYMBOL(vlan_vids_del_by_dev);
diff --git a/net/9p/protocol.c b/net/9p/protocol.c
index 59eb71f..d473e5eb 100644
--- a/net/9p/protocol.c
+++ b/net/9p/protocol.c
@@ -230,6 +230,8 @@
uint16_t *nwname = va_arg(ap, uint16_t *);
char ***wnames = va_arg(ap, char ***);
+ *wnames = NULL;
+
errcode = p9pdu_readf(pdu, proto_version,
"w", nwname);
if (!errcode) {
@@ -239,6 +241,8 @@
GFP_NOFS);
if (!*wnames)
errcode = -ENOMEM;
+ else
+ (*wnames)[0] = NULL;
}
if (!errcode) {
@@ -250,8 +254,10 @@
proto_version,
"s",
&(*wnames)[i]);
- if (errcode)
+ if (errcode) {
+ (*wnames)[i] = NULL;
break;
+ }
}
}
@@ -259,11 +265,14 @@
if (*wnames) {
int i;
- for (i = 0; i < *nwname; i++)
+ for (i = 0; i < *nwname; i++) {
+ if (!(*wnames)[i])
+ break;
kfree((*wnames)[i]);
+ }
+ kfree(*wnames);
+ *wnames = NULL;
}
- kfree(*wnames);
- *wnames = NULL;
}
}
break;
diff --git a/net/bluetooth/af_bluetooth.c b/net/bluetooth/af_bluetooth.c
index ce744b1..b7498e8 100644
--- a/net/bluetooth/af_bluetooth.c
+++ b/net/bluetooth/af_bluetooth.c
@@ -263,11 +263,14 @@
if (flags & MSG_OOB)
return -EOPNOTSUPP;
+ lock_sock(sk);
+
skb = skb_recv_datagram(sk, flags, noblock, &err);
if (!skb) {
if (sk->sk_shutdown & RCV_SHUTDOWN)
- return 0;
+ err = 0;
+ release_sock(sk);
return err;
}
@@ -293,6 +296,8 @@
skb_free_datagram(sk, skb);
+ release_sock(sk);
+
if (flags & MSG_TRUNC)
copied = skblen;
diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c
index ce538db..700920a 100644
--- a/net/bluetooth/hci_conn.c
+++ b/net/bluetooth/hci_conn.c
@@ -1436,12 +1436,10 @@
hci_send_cmd(conn->hdev, HCI_OP_AUTH_REQUESTED,
sizeof(cp), &cp);
- /* If we're already encrypted set the REAUTH_PEND flag,
- * otherwise set the ENCRYPT_PEND.
+ /* Set the ENCRYPT_PEND to trigger encryption after
+ * authentication.
*/
- if (test_bit(HCI_CONN_ENCRYPT, &conn->flags))
- set_bit(HCI_CONN_REAUTH_PEND, &conn->flags);
- else
+ if (!test_bit(HCI_CONN_ENCRYPT, &conn->flags))
set_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags);
}
diff --git a/net/bluetooth/hci_debugfs.c b/net/bluetooth/hci_debugfs.c
index 8413933..d112b2b 100644
--- a/net/bluetooth/hci_debugfs.c
+++ b/net/bluetooth/hci_debugfs.c
@@ -1044,10 +1044,12 @@
{
struct hci_dev *hdev = data;
- if (val > hdev->le_max_key_size || val < SMP_MIN_ENC_KEY_SIZE)
- return -EINVAL;
-
hci_dev_lock(hdev);
+ if (val > hdev->le_max_key_size || val < SMP_MIN_ENC_KEY_SIZE) {
+ hci_dev_unlock(hdev);
+ return -EINVAL;
+ }
+
hdev->le_min_key_size = val;
hci_dev_unlock(hdev);
@@ -1072,10 +1074,12 @@
{
struct hci_dev *hdev = data;
- if (val > SMP_MAX_ENC_KEY_SIZE || val < hdev->le_min_key_size)
- return -EINVAL;
-
hci_dev_lock(hdev);
+ if (val > SMP_MAX_ENC_KEY_SIZE || val < hdev->le_min_key_size) {
+ hci_dev_unlock(hdev);
+ return -EINVAL;
+ }
+
hdev->le_max_key_size = val;
hci_dev_unlock(hdev);
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index 1dd65f1..2ad2f46 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -1926,7 +1926,8 @@
return;
}
- set_bit(HCI_INQUIRY, &hdev->flags);
+ if (hci_sent_cmd_data(hdev, HCI_OP_INQUIRY))
+ set_bit(HCI_INQUIRY, &hdev->flags);
}
static void hci_cs_create_conn(struct hci_dev *hdev, __u8 status)
@@ -3016,14 +3017,8 @@
if (!ev->status) {
clear_bit(HCI_CONN_AUTH_FAILURE, &conn->flags);
-
- if (!hci_conn_ssp_enabled(conn) &&
- test_bit(HCI_CONN_REAUTH_PEND, &conn->flags)) {
- bt_dev_info(hdev, "re-auth of legacy device is not possible.");
- } else {
- set_bit(HCI_CONN_AUTH, &conn->flags);
- conn->sec_level = conn->pending_sec_level;
- }
+ set_bit(HCI_CONN_AUTH, &conn->flags);
+ conn->sec_level = conn->pending_sec_level;
} else {
if (ev->status == HCI_ERROR_PIN_OR_KEY_MISSING)
set_bit(HCI_CONN_AUTH_FAILURE, &conn->flags);
@@ -3032,7 +3027,6 @@
}
clear_bit(HCI_CONN_AUTH_PEND, &conn->flags);
- clear_bit(HCI_CONN_REAUTH_PEND, &conn->flags);
if (conn->state == BT_CONFIG) {
if (!ev->status && hci_conn_ssp_enabled(conn)) {
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index 0770286..9f3596d 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -6493,6 +6493,14 @@
kfree_skb(skb);
}
+static inline void l2cap_sig_send_rej(struct l2cap_conn *conn, u16 ident)
+{
+ struct l2cap_cmd_rej_unk rej;
+
+ rej.reason = cpu_to_le16(L2CAP_REJ_NOT_UNDERSTOOD);
+ l2cap_send_cmd(conn, ident, L2CAP_COMMAND_REJ, sizeof(rej), &rej);
+}
+
static inline void l2cap_sig_channel(struct l2cap_conn *conn,
struct sk_buff *skb)
{
@@ -6518,23 +6526,24 @@
if (len > skb->len || !cmd->ident) {
BT_DBG("corrupted command");
+ l2cap_sig_send_rej(conn, cmd->ident);
break;
}
err = l2cap_bredr_sig_cmd(conn, cmd, len, skb->data);
if (err) {
- struct l2cap_cmd_rej_unk rej;
-
BT_ERR("Wrong link type (%d)", err);
-
- rej.reason = cpu_to_le16(L2CAP_REJ_NOT_UNDERSTOOD);
- l2cap_send_cmd(conn, cmd->ident, L2CAP_COMMAND_REJ,
- sizeof(rej), &rej);
+ l2cap_sig_send_rej(conn, cmd->ident);
}
skb_pull(skb, len);
}
+ if (skb->len > 0) {
+ BT_DBG("corrupted command");
+ l2cap_sig_send_rej(conn, 0);
+ }
+
drop:
kfree_skb(skb);
}
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index 0400049..8f11629 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -2378,7 +2378,8 @@
for (i = 0; i < key_count; i++) {
struct mgmt_link_key_info *key = &cp->keys[i];
- if (key->addr.type != BDADDR_BREDR || key->type > 0x08)
+ /* Considering SMP over BREDR/LE, there is no need to check addr_type */
+ if (key->type > 0x08)
return mgmt_cmd_status(sk, hdev->id,
MGMT_OP_LOAD_LINK_KEYS,
MGMT_STATUS_INVALID_PARAMS);
@@ -6180,6 +6181,7 @@
for (i = 0; i < irk_count; i++) {
struct mgmt_irk_info *irk = &cp->irks[i];
+ u8 addr_type = le_addr_type(irk->addr.type);
if (hci_is_blocked_key(hdev,
HCI_BLOCKED_KEY_TYPE_IRK,
@@ -6189,8 +6191,12 @@
continue;
}
+ /* When using SMP over BR/EDR, the addr type should be set to BREDR */
+ if (irk->addr.type == BDADDR_BREDR)
+ addr_type = BDADDR_BREDR;
+
hci_add_irk(hdev, &irk->addr.bdaddr,
- le_addr_type(irk->addr.type), irk->val,
+ addr_type, irk->val,
BDADDR_ANY);
}
@@ -6271,6 +6277,7 @@
for (i = 0; i < key_count; i++) {
struct mgmt_ltk_info *key = &cp->keys[i];
u8 type, authenticated;
+ u8 addr_type = le_addr_type(key->addr.type);
if (hci_is_blocked_key(hdev,
HCI_BLOCKED_KEY_TYPE_LTK,
@@ -6305,8 +6312,12 @@
continue;
}
+ /* When using SMP over BR/EDR, the addr type should be set to BREDR */
+ if (key->addr.type == BDADDR_BREDR)
+ addr_type = BDADDR_BREDR;
+
hci_add_ltk(hdev, &key->addr.bdaddr,
- le_addr_type(key->addr.type), type, authenticated,
+ addr_type, type, authenticated,
key->val, key->enc_size, key->ediv, key->rand);
}
@@ -8673,7 +8684,7 @@
ev.store_hint = persistent;
bacpy(&ev.key.addr.bdaddr, &key->bdaddr);
- ev.key.addr.type = BDADDR_BREDR;
+ ev.key.addr.type = link_to_bdaddr(key->link_type, key->bdaddr_type);
ev.key.type = key->type;
memcpy(ev.key.val, key->val, HCI_LINK_KEY_SIZE);
ev.key.pin_len = key->pin_len;
@@ -8724,7 +8735,7 @@
ev.store_hint = persistent;
bacpy(&ev.key.addr.bdaddr, &key->bdaddr);
- ev.key.addr.type = link_to_bdaddr(LE_LINK, key->bdaddr_type);
+ ev.key.addr.type = link_to_bdaddr(key->link_type, key->bdaddr_type);
ev.key.type = mgmt_ltk_type(key);
ev.key.enc_size = key->enc_size;
ev.key.ediv = key->ediv;
@@ -8753,7 +8764,7 @@
bacpy(&ev.rpa, &irk->rpa);
bacpy(&ev.irk.addr.bdaddr, &irk->bdaddr);
- ev.irk.addr.type = link_to_bdaddr(LE_LINK, irk->addr_type);
+ ev.irk.addr.type = link_to_bdaddr(irk->link_type, irk->addr_type);
memcpy(ev.irk.val, irk->val, sizeof(irk->val));
mgmt_event(MGMT_EV_NEW_IRK, hdev, &ev, sizeof(ev), NULL);
@@ -8782,7 +8793,7 @@
ev.store_hint = persistent;
bacpy(&ev.key.addr.bdaddr, &csrk->bdaddr);
- ev.key.addr.type = link_to_bdaddr(LE_LINK, csrk->bdaddr_type);
+ ev.key.addr.type = link_to_bdaddr(csrk->link_type, csrk->bdaddr_type);
ev.key.type = csrk->type;
memcpy(ev.key.val, csrk->val, sizeof(csrk->val));
diff --git a/net/bluetooth/smp.c b/net/bluetooth/smp.c
index 11f853d..f688f94 100644
--- a/net/bluetooth/smp.c
+++ b/net/bluetooth/smp.c
@@ -1058,6 +1058,7 @@
}
if (smp->remote_irk) {
+ smp->remote_irk->link_type = hcon->type;
mgmt_new_irk(hdev, smp->remote_irk, persistent);
/* Now that user space can be considered to know the
@@ -1072,24 +1073,28 @@
}
if (smp->csrk) {
+ smp->csrk->link_type = hcon->type;
smp->csrk->bdaddr_type = hcon->dst_type;
bacpy(&smp->csrk->bdaddr, &hcon->dst);
mgmt_new_csrk(hdev, smp->csrk, persistent);
}
if (smp->responder_csrk) {
+ smp->responder_csrk->link_type = hcon->type;
smp->responder_csrk->bdaddr_type = hcon->dst_type;
bacpy(&smp->responder_csrk->bdaddr, &hcon->dst);
mgmt_new_csrk(hdev, smp->responder_csrk, persistent);
}
if (smp->ltk) {
+ smp->ltk->link_type = hcon->type;
smp->ltk->bdaddr_type = hcon->dst_type;
bacpy(&smp->ltk->bdaddr, &hcon->dst);
mgmt_new_ltk(hdev, smp->ltk, persistent);
}
if (smp->responder_ltk) {
+ smp->responder_ltk->link_type = hcon->type;
smp->responder_ltk->bdaddr_type = hcon->dst_type;
bacpy(&smp->responder_ltk->bdaddr, &hcon->dst);
mgmt_new_ltk(hdev, smp->responder_ltk, persistent);
@@ -1109,6 +1114,8 @@
key = hci_add_link_key(hdev, smp->conn->hcon, &hcon->dst,
smp->link_key, type, 0, &persistent);
if (key) {
+ key->link_type = hcon->type;
+ key->bdaddr_type = hcon->dst_type;
mgmt_new_link_key(hdev, key, persistent);
/* Don't keep debug keys around if the relevant
diff --git a/net/can/raw.c b/net/can/raw.c
index 8877d22..e32ffcd 100644
--- a/net/can/raw.c
+++ b/net/can/raw.c
@@ -780,6 +780,7 @@
{
struct sock *sk = sock->sk;
struct raw_sock *ro = raw_sk(sk);
+ struct sockcm_cookie sockc;
struct sk_buff *skb;
struct net_device *dev;
int ifindex;
@@ -825,11 +826,20 @@
if (err < 0)
goto free_skb;
- skb_setup_tx_timestamp(skb, sk->sk_tsflags);
+ sockcm_init(&sockc, sk);
+ if (msg->msg_controllen) {
+ err = sock_cmsg_send(sk, msg, &sockc);
+ if (unlikely(err))
+ goto free_skb;
+ }
skb->dev = dev;
skb->sk = sk;
skb->priority = sk->sk_priority;
+ skb->mark = sk->sk_mark;
+ skb->tstamp = sockc.transmit_time;
+
+ skb_setup_tx_timestamp(skb, sockc.tsflags);
err = can_send(skb, ro->loopback);
diff --git a/net/core/dev.c b/net/core/dev.c
index f0a5b86..5452b7f 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -3547,6 +3547,9 @@
if (gso_segs > dev->gso_max_segs)
return features & ~NETIF_F_GSO_MASK;
+ if (unlikely(skb->len >= READ_ONCE(dev->gso_max_size)))
+ return features & ~NETIF_F_GSO_MASK;
+
if (!skb_shinfo(skb)->gso_type) {
skb_warn_bad_offload(skb);
return features & ~NETIF_F_GSO_MASK;
diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index 927c4db..5829477 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -225,9 +225,11 @@
{
int max_clean = atomic_read(&tbl->gc_entries) -
READ_ONCE(tbl->gc_thresh2);
+ u64 tmax = ktime_get_ns() + NSEC_PER_MSEC;
unsigned long tref = jiffies - 5 * HZ;
struct neighbour *n, *tmp;
int shrunk = 0;
+ int loop = 0;
NEIGH_CACHE_STAT_INC(tbl, forced_gc_runs);
@@ -250,11 +252,16 @@
shrunk++;
if (shrunk >= max_clean)
break;
+ if (++loop == 16) {
+ if (ktime_get_ns() > tmax)
+ goto unlock;
+ loop = 0;
+ }
}
}
WRITE_ONCE(tbl->last_flush, jiffies);
-
+unlock:
write_unlock_bh(&tbl->lock);
return shrunk;
diff --git a/net/core/sock.c b/net/core/sock.c
index 7e55001..3f43628 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -1536,9 +1536,16 @@
break;
case SO_TIMESTAMPING_OLD:
+ case SO_TIMESTAMPING_NEW:
lv = sizeof(v.timestamping);
- v.timestamping.flags = sk->sk_tsflags;
- v.timestamping.bind_phc = sk->sk_bind_phc;
+ /* For the later-added case SO_TIMESTAMPING_NEW: Be strict about only
+ * returning the flags when they were set through the same option.
+ * Don't change the beviour for the old case SO_TIMESTAMPING_OLD.
+ */
+ if (optname == SO_TIMESTAMPING_OLD || sock_flag(sk, SOCK_TSTAMP_NEW)) {
+ v.timestamping.flags = sk->sk_tsflags;
+ v.timestamping.bind_phc = sk->sk_bind_phc;
+ }
break;
case SO_RCVTIMEO_OLD:
@@ -2550,6 +2557,7 @@
sockc->mark = *(u32 *)CMSG_DATA(cmsg);
break;
case SO_TIMESTAMPING_OLD:
+ case SO_TIMESTAMPING_NEW:
if (cmsg->cmsg_len != CMSG_LEN(sizeof(u32)))
return -EINVAL;
diff --git a/net/dns_resolver/dns_key.c b/net/dns_resolver/dns_key.c
index 3aced95..26a9d84 100644
--- a/net/dns_resolver/dns_key.c
+++ b/net/dns_resolver/dns_key.c
@@ -91,7 +91,6 @@
static int
dns_resolver_preparse(struct key_preparsed_payload *prep)
{
- const struct dns_payload_header *bin;
struct user_key_payload *upayload;
unsigned long derrno;
int ret;
@@ -102,26 +101,34 @@
return -EINVAL;
if (data[0] == 0) {
+ const struct dns_server_list_v1_header *v1;
+
/* It may be a server list. */
- if (datalen <= sizeof(*bin))
+ if (datalen < sizeof(*v1))
return -EINVAL;
- bin = (const struct dns_payload_header *)data;
- kenter("[%u,%u],%u", bin->content, bin->version, datalen);
- if (bin->content != DNS_PAYLOAD_IS_SERVER_LIST) {
+ v1 = (const struct dns_server_list_v1_header *)data;
+ kenter("[%u,%u],%u", v1->hdr.content, v1->hdr.version, datalen);
+ if (v1->hdr.content != DNS_PAYLOAD_IS_SERVER_LIST) {
pr_warn_ratelimited(
"dns_resolver: Unsupported content type (%u)\n",
- bin->content);
+ v1->hdr.content);
return -EINVAL;
}
- if (bin->version != 1) {
+ if (v1->hdr.version != 1) {
pr_warn_ratelimited(
"dns_resolver: Unsupported server list version (%u)\n",
- bin->version);
+ v1->hdr.version);
return -EINVAL;
}
+ if ((v1->status != DNS_LOOKUP_GOOD &&
+ v1->status != DNS_LOOKUP_GOOD_WITH_BAD)) {
+ if (prep->expiry == TIME64_MAX)
+ prep->expiry = ktime_get_real_seconds() + 1;
+ }
+
result_len = datalen;
goto store_result;
}
@@ -314,7 +321,7 @@
struct key_type key_type_dns_resolver = {
.name = "dns_resolver",
- .flags = KEY_TYPE_NET_DOMAIN,
+ .flags = KEY_TYPE_NET_DOMAIN | KEY_TYPE_INSTANT_REAP,
.preparse = dns_resolver_preparse,
.free_preparse = dns_resolver_free_preparse,
.instantiate = generic_key_instantiate,
diff --git a/net/ethtool/features.c b/net/ethtool/features.c
index 1c9f4df..faccab8 100644
--- a/net/ethtool/features.c
+++ b/net/ethtool/features.c
@@ -235,17 +235,20 @@
dev = req_info.dev;
rtnl_lock();
+ ret = ethnl_ops_begin(dev);
+ if (ret < 0)
+ goto out_rtnl;
ethnl_features_to_bitmap(old_active, dev->features);
ethnl_features_to_bitmap(old_wanted, dev->wanted_features);
ret = ethnl_parse_bitset(req_wanted, req_mask, NETDEV_FEATURE_COUNT,
tb[ETHTOOL_A_FEATURES_WANTED],
netdev_features_strings, info->extack);
if (ret < 0)
- goto out_rtnl;
+ goto out_ops;
if (ethnl_bitmap_to_features(req_mask) & ~NETIF_F_ETHTOOL_BITS) {
GENL_SET_ERR_MSG(info, "attempt to change non-ethtool features");
ret = -EINVAL;
- goto out_rtnl;
+ goto out_ops;
}
/* set req_wanted bits not in req_mask from old_wanted */
@@ -282,6 +285,8 @@
if (mod)
netdev_features_change(dev);
+out_ops:
+ ethnl_ops_complete(dev);
out_rtnl:
rtnl_unlock();
dev_put(dev);
diff --git a/net/ife/ife.c b/net/ife/ife.c
index 13bbf8c..be05b69 100644
--- a/net/ife/ife.c
+++ b/net/ife/ife.c
@@ -82,6 +82,7 @@
if (unlikely(!pskb_may_pull(skb, total_pull)))
return NULL;
+ ifehdr = (struct ifeheadr *)(skb->data + skb->dev->hard_header_len);
skb_set_mac_header(skb, total_pull);
__skb_pull(skb, total_pull);
*metalen = ifehdrln - IFE_METAHDRLEN;
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index a5f09d6..a445e4e 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -990,7 +990,7 @@
mtu = cork->gso_size ? IP_MAX_MTU : cork->fragsize;
paged = !!cork->gso_size;
- if (cork->tx_flags & SKBTX_ANY_SW_TSTAMP &&
+ if (cork->tx_flags & SKBTX_ANY_TSTAMP &&
sk->sk_tsflags & SOF_TIMESTAMPING_OPT_ID)
tskey = atomic_inc_return(&sk->sk_tskey) - 1;
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 5045b47..7205473 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -1484,7 +1484,7 @@
mtu = cork->gso_size ? IP6_MAX_MTU : cork->fragsize;
orig_mtu = mtu;
- if (cork->tx_flags & SKBTX_ANY_SW_TSTAMP &&
+ if (cork->tx_flags & SKBTX_ANY_TSTAMP &&
sk->sk_tsflags & SOF_TIMESTAMPING_OPT_ID)
tskey = atomic_inc_return(&sk->sk_tskey) - 1;
diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index bc5d318..a41ba4b 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -401,7 +401,7 @@
const struct ipv6hdr *ipv6h = (const struct ipv6hdr *)raw;
unsigned int nhoff = raw - skb->data;
unsigned int off = nhoff + sizeof(*ipv6h);
- u8 next, nexthdr = ipv6h->nexthdr;
+ u8 nexthdr = ipv6h->nexthdr;
while (ipv6_ext_hdr(nexthdr) && nexthdr != NEXTHDR_NONE) {
struct ipv6_opt_hdr *hdr;
@@ -412,26 +412,26 @@
hdr = (struct ipv6_opt_hdr *)(skb->data + off);
if (nexthdr == NEXTHDR_FRAGMENT) {
- struct frag_hdr *frag_hdr = (struct frag_hdr *) hdr;
- if (frag_hdr->frag_off)
- break;
optlen = 8;
} else if (nexthdr == NEXTHDR_AUTH) {
optlen = ipv6_authlen(hdr);
} else {
optlen = ipv6_optlen(hdr);
}
- /* cache hdr->nexthdr, since pskb_may_pull() might
- * invalidate hdr
- */
- next = hdr->nexthdr;
+
+ if (!pskb_may_pull(skb, off + optlen))
+ break;
+
+ hdr = (struct ipv6_opt_hdr *)(skb->data + off);
+ if (nexthdr == NEXTHDR_FRAGMENT) {
+ struct frag_hdr *frag_hdr = (struct frag_hdr *)hdr;
+
+ if (frag_hdr->frag_off)
+ break;
+ }
if (nexthdr == NEXTHDR_DEST) {
u16 i = 2;
- /* Remember : hdr is no longer valid at this point. */
- if (!pskb_may_pull(skb, off + optlen))
- break;
-
while (1) {
struct ipv6_tlv_tnl_enc_lim *tel;
@@ -451,7 +451,7 @@
i++;
}
}
- nexthdr = next;
+ nexthdr = hdr->nexthdr;
off += optlen;
}
return 0;
diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c
index 87c699d..0ea7d97 100644
--- a/net/ipv6/mcast.c
+++ b/net/ipv6/mcast.c
@@ -2725,8 +2725,12 @@
synchronize_net();
mld_query_stop_work(idev);
mld_report_stop_work(idev);
+
+ mutex_lock(&idev->mc_lock);
mld_ifc_stop_work(idev);
mld_gq_stop_work(idev);
+ mutex_unlock(&idev->mc_lock);
+
mld_dad_stop_work(idev);
}
diff --git a/net/mac80211/mesh_plink.c b/net/mac80211/mesh_plink.c
index a829470dd..44ce979 100644
--- a/net/mac80211/mesh_plink.c
+++ b/net/mac80211/mesh_plink.c
@@ -1050,8 +1050,8 @@
case WLAN_SP_MESH_PEERING_OPEN:
if (!matches_local)
event = OPN_RJCT;
- if (!mesh_plink_free_count(sdata) ||
- (sta->mesh->plid && sta->mesh->plid != plid))
+ else if (!mesh_plink_free_count(sdata) ||
+ (sta->mesh->plid && sta->mesh->plid != plid))
event = OPN_IGNR;
else
event = OPN_ACPT;
@@ -1059,9 +1059,9 @@
case WLAN_SP_MESH_PEERING_CONFIRM:
if (!matches_local)
event = CNF_RJCT;
- if (!mesh_plink_free_count(sdata) ||
- sta->mesh->llid != llid ||
- (sta->mesh->plid && sta->mesh->plid != plid))
+ else if (!mesh_plink_free_count(sdata) ||
+ sta->mesh->llid != llid ||
+ (sta->mesh->plid && sta->mesh->plid != plid))
event = CNF_IGNR;
else
event = CNF_ACPT;
diff --git a/net/mptcp/options.c b/net/mptcp/options.c
index aa4b0cf..3b4ce8a 100644
--- a/net/mptcp/options.c
+++ b/net/mptcp/options.c
@@ -103,6 +103,7 @@
mp_opt->suboptions |= OPTION_MPTCP_DSS;
mp_opt->use_map = 1;
mp_opt->mpc_map = 1;
+ mp_opt->use_ack = 0;
mp_opt->data_len = get_unaligned_be16(ptr);
ptr += 2;
}
@@ -117,8 +118,8 @@
break;
case MPTCPOPT_MP_JOIN:
- mp_opt->suboptions |= OPTIONS_MPTCP_MPJ;
if (opsize == TCPOLEN_MPTCP_MPJ_SYN) {
+ mp_opt->suboptions |= OPTION_MPTCP_MPJ_SYN;
mp_opt->backup = *ptr++ & MPTCPOPT_BACKUP;
mp_opt->join_id = *ptr++;
mp_opt->token = get_unaligned_be32(ptr);
@@ -129,6 +130,7 @@
mp_opt->backup, mp_opt->join_id,
mp_opt->token, mp_opt->nonce);
} else if (opsize == TCPOLEN_MPTCP_MPJ_SYNACK) {
+ mp_opt->suboptions |= OPTION_MPTCP_MPJ_SYNACK;
mp_opt->backup = *ptr++ & MPTCPOPT_BACKUP;
mp_opt->join_id = *ptr++;
mp_opt->thmac = get_unaligned_be64(ptr);
@@ -139,11 +141,10 @@
mp_opt->backup, mp_opt->join_id,
mp_opt->thmac, mp_opt->nonce);
} else if (opsize == TCPOLEN_MPTCP_MPJ_ACK) {
+ mp_opt->suboptions |= OPTION_MPTCP_MPJ_ACK;
ptr += 2;
memcpy(mp_opt->hmac, ptr, MPTCPOPT_HMAC_LEN);
pr_debug("MP_JOIN hmac");
- } else {
- mp_opt->suboptions &= ~OPTIONS_MPTCP_MPJ;
}
break;
@@ -353,8 +354,7 @@
}
}
-void mptcp_get_options(const struct sock *sk,
- const struct sk_buff *skb,
+void mptcp_get_options(const struct sk_buff *skb,
struct mptcp_options_received *mp_opt)
{
const struct tcphdr *th = tcp_hdr(skb);
@@ -1090,7 +1090,7 @@
return true;
}
- mptcp_get_options(sk, skb, &mp_opt);
+ mptcp_get_options(skb, &mp_opt);
/* The subflow can be in close state only if check_fully_established()
* just sent a reset. If so, tell the caller to ignore the current packet.
diff --git a/net/mptcp/protocol.h b/net/mptcp/protocol.h
index e193b71..78aa612 100644
--- a/net/mptcp/protocol.h
+++ b/net/mptcp/protocol.h
@@ -636,8 +636,7 @@
struct sock *mptcp_sk_clone(const struct sock *sk,
const struct mptcp_options_received *mp_opt,
struct request_sock *req);
-void mptcp_get_options(const struct sock *sk,
- const struct sk_buff *skb,
+void mptcp_get_options(const struct sk_buff *skb,
struct mptcp_options_received *mp_opt);
void mptcp_finish_connect(struct sock *sk);
diff --git a/net/mptcp/subflow.c b/net/mptcp/subflow.c
index 666f672..099bdfc 100644
--- a/net/mptcp/subflow.c
+++ b/net/mptcp/subflow.c
@@ -152,10 +152,10 @@
return -EINVAL;
#endif
- mptcp_get_options(sk_listener, skb, &mp_opt);
+ mptcp_get_options(skb, &mp_opt);
opt_mp_capable = !!(mp_opt.suboptions & OPTIONS_MPTCP_MPC);
- opt_mp_join = !!(mp_opt.suboptions & OPTIONS_MPTCP_MPJ);
+ opt_mp_join = !!(mp_opt.suboptions & OPTION_MPTCP_MPJ_SYN);
if (opt_mp_capable) {
SUBFLOW_REQ_INC_STATS(req, MPTCP_MIB_MPCAPABLEPASSIVE);
@@ -249,10 +249,10 @@
int err;
subflow_init_req(req, sk_listener);
- mptcp_get_options(sk_listener, skb, &mp_opt);
+ mptcp_get_options(skb, &mp_opt);
opt_mp_capable = !!(mp_opt.suboptions & OPTIONS_MPTCP_MPC);
- opt_mp_join = !!(mp_opt.suboptions & OPTIONS_MPTCP_MPJ);
+ opt_mp_join = !!(mp_opt.suboptions & OPTION_MPTCP_MPJ_ACK);
if (opt_mp_capable && opt_mp_join)
return -EINVAL;
@@ -407,7 +407,7 @@
subflow->ssn_offset = TCP_SKB_CB(skb)->seq;
pr_debug("subflow=%p synack seq=%x", subflow, subflow->ssn_offset);
- mptcp_get_options(sk, skb, &mp_opt);
+ mptcp_get_options(skb, &mp_opt);
if (subflow->request_mptcp) {
if (!(mp_opt.suboptions & OPTIONS_MPTCP_MPC)) {
MPTCP_INC_STATS(sock_net(sk),
@@ -432,7 +432,7 @@
} else if (subflow->request_join) {
u8 hmac[SHA256_DIGEST_SIZE];
- if (!(mp_opt.suboptions & OPTIONS_MPTCP_MPJ)) {
+ if (!(mp_opt.suboptions & OPTION_MPTCP_MPJ_SYNACK)) {
subflow->reset_reason = MPTCP_RST_EMPTCP;
goto do_reset;
}
@@ -687,7 +687,7 @@
* reordered MPC will cause fallback, but we don't have other
* options.
*/
- mptcp_get_options(sk, skb, &mp_opt);
+ mptcp_get_options(skb, &mp_opt);
if (!(mp_opt.suboptions & OPTIONS_MPTCP_MPC)) {
fallback = true;
goto create_child;
@@ -697,8 +697,8 @@
if (!new_msk)
fallback = true;
} else if (subflow_req->mp_join) {
- mptcp_get_options(sk, skb, &mp_opt);
- if (!(mp_opt.suboptions & OPTIONS_MPTCP_MPJ) ||
+ mptcp_get_options(skb, &mp_opt);
+ if (!(mp_opt.suboptions & OPTION_MPTCP_MPJ_ACK) ||
!subflow_hmac_valid(req, &mp_opt) ||
!mptcp_can_accept_new_subflow(subflow_req->msk)) {
SUBFLOW_REQ_INC_STATS(req, MPTCP_MIB_JOINACKMAC);
diff --git a/net/ncsi/internal.h b/net/ncsi/internal.h
index 03757e7..374412e 100644
--- a/net/ncsi/internal.h
+++ b/net/ncsi/internal.h
@@ -105,8 +105,11 @@
struct ncsi_channel_version {
- u32 version; /* Supported BCD encoded NCSI version */
- u32 alpha2; /* Supported BCD encoded NCSI version */
+ u8 major; /* NCSI version major */
+ u8 minor; /* NCSI version minor */
+ u8 update; /* NCSI version update */
+ char alpha1; /* NCSI version alpha1 */
+ char alpha2; /* NCSI version alpha2 */
u8 fw_name[12]; /* Firmware name string */
u32 fw_version; /* Firmware version */
u16 pci_ids[4]; /* PCI identification */
diff --git a/net/ncsi/ncsi-netlink.c b/net/ncsi/ncsi-netlink.c
index c189b4c..db350b8 100644
--- a/net/ncsi/ncsi-netlink.c
+++ b/net/ncsi/ncsi-netlink.c
@@ -71,8 +71,8 @@
if (nc == nc->package->preferred_channel)
nla_put_flag(skb, NCSI_CHANNEL_ATTR_FORCED);
- nla_put_u32(skb, NCSI_CHANNEL_ATTR_VERSION_MAJOR, nc->version.version);
- nla_put_u32(skb, NCSI_CHANNEL_ATTR_VERSION_MINOR, nc->version.alpha2);
+ nla_put_u32(skb, NCSI_CHANNEL_ATTR_VERSION_MAJOR, nc->version.major);
+ nla_put_u32(skb, NCSI_CHANNEL_ATTR_VERSION_MINOR, nc->version.minor);
nla_put_string(skb, NCSI_CHANNEL_ATTR_VERSION_STR, nc->version.fw_name);
vid_nest = nla_nest_start_noflag(skb, NCSI_CHANNEL_ATTR_VLAN_LIST);
diff --git a/net/ncsi/ncsi-pkt.h b/net/ncsi/ncsi-pkt.h
index ba66c7d..c9d1da3 100644
--- a/net/ncsi/ncsi-pkt.h
+++ b/net/ncsi/ncsi-pkt.h
@@ -197,9 +197,12 @@
/* Get Version ID */
struct ncsi_rsp_gvi_pkt {
struct ncsi_rsp_pkt_hdr rsp; /* Response header */
- __be32 ncsi_version; /* NCSI version */
+ unsigned char major; /* NCSI version major */
+ unsigned char minor; /* NCSI version minor */
+ unsigned char update; /* NCSI version update */
+ unsigned char alpha1; /* NCSI version alpha1 */
unsigned char reserved[3]; /* Reserved */
- unsigned char alpha2; /* NCSI version */
+ unsigned char alpha2; /* NCSI version alpha2 */
unsigned char fw_name[12]; /* f/w name string */
__be32 fw_version; /* f/w version */
__be16 pci_ids[4]; /* PCI IDs */
diff --git a/net/ncsi/ncsi-rsp.c b/net/ncsi/ncsi-rsp.c
index 069c265..480e80e 100644
--- a/net/ncsi/ncsi-rsp.c
+++ b/net/ncsi/ncsi-rsp.c
@@ -19,6 +19,19 @@
#include "ncsi-pkt.h"
#include "ncsi-netlink.h"
+/* Nibbles within [0xA, 0xF] add zero "0" to the returned value.
+ * Optional fields (encoded as 0xFF) will default to zero.
+ */
+static u8 decode_bcd_u8(u8 x)
+{
+ int lo = x & 0xF;
+ int hi = x >> 4;
+
+ lo = lo < 0xA ? lo : 0;
+ hi = hi < 0xA ? hi : 0;
+ return lo + hi * 10;
+}
+
static int ncsi_validate_rsp_pkt(struct ncsi_request *nr,
unsigned short payload)
{
@@ -755,9 +768,18 @@
if (!nc)
return -ENODEV;
- /* Update to channel's version info */
+ /* Update channel's version info
+ *
+ * Major, minor, and update fields are supposed to be
+ * unsigned integers encoded as packed BCD.
+ *
+ * Alpha1 and alpha2 are ISO/IEC 8859-1 characters.
+ */
ncv = &nc->version;
- ncv->version = ntohl(rsp->ncsi_version);
+ ncv->major = decode_bcd_u8(rsp->major);
+ ncv->minor = decode_bcd_u8(rsp->minor);
+ ncv->update = decode_bcd_u8(rsp->update);
+ ncv->alpha1 = rsp->alpha1;
ncv->alpha2 = rsp->alpha2;
memcpy(ncv->fw_name, rsp->fw_name, 12);
ncv->fw_version = ntohl(rsp->fw_version);
diff --git a/net/netfilter/ipvs/ip_vs_xmit.c b/net/netfilter/ipvs/ip_vs_xmit.c
index cd2130e..c87dbc8 100644
--- a/net/netfilter/ipvs/ip_vs_xmit.c
+++ b/net/netfilter/ipvs/ip_vs_xmit.c
@@ -271,7 +271,7 @@
skb->dev = dst->dev;
icmpv6_send(skb, ICMPV6_TIME_EXCEED,
ICMPV6_EXC_HOPLIMIT, 0);
- __IP6_INC_STATS(net, idev, IPSTATS_MIB_INHDRERRORS);
+ IP6_INC_STATS(net, idev, IPSTATS_MIB_INHDRERRORS);
return false;
}
@@ -286,7 +286,7 @@
{
if (ip_hdr(skb)->ttl <= 1) {
/* Tell the sender its packet died... */
- __IP_INC_STATS(net, IPSTATS_MIB_INHDRERRORS);
+ IP_INC_STATS(net, IPSTATS_MIB_INHDRERRORS);
icmp_send(skb, ICMP_TIME_EXCEEDED, ICMP_EXC_TTL, 0);
return false;
}
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index 06e8237..e2e3ccb 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -4453,8 +4453,8 @@
static int nft_set_desc_concat(struct nft_set_desc *desc,
const struct nlattr *nla)
{
+ u32 num_regs = 0, key_num_regs = 0;
struct nlattr *attr;
- u32 num_regs = 0;
int rem, err, i;
nla_for_each_nested(attr, nla, rem) {
@@ -4469,6 +4469,10 @@
for (i = 0; i < desc->field_count; i++)
num_regs += DIV_ROUND_UP(desc->field_len[i], sizeof(u32));
+ key_num_regs = DIV_ROUND_UP(desc->klen, sizeof(u32));
+ if (key_num_regs != num_regs)
+ return -EINVAL;
+
if (num_regs > NFT_REG32_COUNT)
return -E2BIG;
@@ -4683,16 +4687,28 @@
}
desc.policy = NFT_SET_POL_PERFORMANCE;
- if (nla[NFTA_SET_POLICY] != NULL)
+ if (nla[NFTA_SET_POLICY] != NULL) {
desc.policy = ntohl(nla_get_be32(nla[NFTA_SET_POLICY]));
+ switch (desc.policy) {
+ case NFT_SET_POL_PERFORMANCE:
+ case NFT_SET_POL_MEMORY:
+ break;
+ default:
+ return -EOPNOTSUPP;
+ }
+ }
if (nla[NFTA_SET_DESC] != NULL) {
err = nf_tables_set_desc_parse(&desc, nla[NFTA_SET_DESC]);
if (err < 0)
return err;
- if (desc.field_count > 1 && !(flags & NFT_SET_CONCAT))
+ if (desc.field_count > 1) {
+ if (!(flags & NFT_SET_CONCAT))
+ return -EINVAL;
+ } else if (flags & NFT_SET_CONCAT) {
return -EINVAL;
+ }
} else if (flags & NFT_SET_CONCAT) {
return -EINVAL;
}
@@ -5336,7 +5352,7 @@
const struct nft_set_ext *ext = nft_set_elem_ext(set, elem->priv);
struct nft_set_dump_args *args;
- if (nft_set_elem_expired(ext))
+ if (nft_set_elem_expired(ext) || nft_set_elem_is_dead(ext))
return 0;
args = container_of(iter, struct nft_set_dump_args, iter);
@@ -5888,7 +5904,7 @@
int err, i, k;
for (i = 0; i < set->num_exprs; i++) {
- expr = kzalloc(set->exprs[i]->ops->size, GFP_KERNEL);
+ expr = kzalloc(set->exprs[i]->ops->size, GFP_KERNEL_ACCOUNT);
if (!expr)
goto err_expr;
@@ -9283,7 +9299,7 @@
list_for_each_entry_safe(set, next, set_update_list, pending_update) {
list_del_init(&set->pending_update);
- if (!set->ops->commit)
+ if (!set->ops->commit || set->dead)
continue;
set->ops->commit(set);
@@ -9740,6 +9756,7 @@
nft_trans_destroy(trans);
break;
}
+ nft_trans_set(trans)->dead = 1;
list_del_rcu(&nft_trans_set(trans)->list);
break;
case NFT_MSG_DELSET:
diff --git a/net/netfilter/nft_connlimit.c b/net/netfilter/nft_connlimit.c
index 7d0761f..f5df535 100644
--- a/net/netfilter/nft_connlimit.c
+++ b/net/netfilter/nft_connlimit.c
@@ -14,7 +14,7 @@
#include <net/netfilter/nf_conntrack_zones.h>
struct nft_connlimit {
- struct nf_conncount_list list;
+ struct nf_conncount_list *list;
u32 limit;
bool invert;
};
@@ -43,12 +43,12 @@
return;
}
- if (nf_conncount_add(nft_net(pkt), &priv->list, tuple_ptr, zone)) {
+ if (nf_conncount_add(nft_net(pkt), priv->list, tuple_ptr, zone)) {
regs->verdict.code = NF_DROP;
return;
}
- count = priv->list.count;
+ count = priv->list->count;
if ((count > priv->limit) ^ priv->invert) {
regs->verdict.code = NFT_BREAK;
@@ -62,6 +62,7 @@
{
bool invert = false;
u32 flags, limit;
+ int err;
if (!tb[NFTA_CONNLIMIT_COUNT])
return -EINVAL;
@@ -76,18 +77,31 @@
invert = true;
}
- nf_conncount_list_init(&priv->list);
+ priv->list = kmalloc(sizeof(*priv->list), GFP_KERNEL_ACCOUNT);
+ if (!priv->list)
+ return -ENOMEM;
+
+ nf_conncount_list_init(priv->list);
priv->limit = limit;
priv->invert = invert;
- return nf_ct_netns_get(ctx->net, ctx->family);
+ err = nf_ct_netns_get(ctx->net, ctx->family);
+ if (err < 0)
+ goto err_netns;
+
+ return 0;
+err_netns:
+ kfree(priv->list);
+
+ return err;
}
static void nft_connlimit_do_destroy(const struct nft_ctx *ctx,
struct nft_connlimit *priv)
{
nf_ct_netns_put(ctx->net, ctx->family);
- nf_conncount_cache_free(&priv->list);
+ nf_conncount_cache_free(priv->list);
+ kfree(priv->list);
}
static int nft_connlimit_do_dump(struct sk_buff *skb,
@@ -200,7 +214,11 @@
struct nft_connlimit *priv_dst = nft_expr_priv(dst);
struct nft_connlimit *priv_src = nft_expr_priv(src);
- nf_conncount_list_init(&priv_dst->list);
+ priv_dst->list = kmalloc(sizeof(*priv_dst->list), GFP_ATOMIC);
+ if (!priv_dst->list)
+ return -ENOMEM;
+
+ nf_conncount_list_init(priv_dst->list);
priv_dst->limit = priv_src->limit;
priv_dst->invert = priv_src->invert;
@@ -212,7 +230,8 @@
{
struct nft_connlimit *priv = nft_expr_priv(expr);
- nf_conncount_cache_free(&priv->list);
+ nf_conncount_cache_free(priv->list);
+ kfree(priv->list);
}
static bool nft_connlimit_gc(struct net *net, const struct nft_expr *expr)
@@ -221,7 +240,7 @@
bool ret;
local_bh_disable();
- ret = nf_conncount_gc_list(net, &priv->list);
+ ret = nf_conncount_gc_list(net, priv->list);
local_bh_enable();
return ret;
diff --git a/net/netfilter/nft_counter.c b/net/netfilter/nft_counter.c
index 8edd3b3..9f78f8a 100644
--- a/net/netfilter/nft_counter.c
+++ b/net/netfilter/nft_counter.c
@@ -61,7 +61,7 @@
struct nft_counter __percpu *cpu_stats;
struct nft_counter *this_cpu;
- cpu_stats = alloc_percpu(struct nft_counter);
+ cpu_stats = alloc_percpu_gfp(struct nft_counter, GFP_KERNEL_ACCOUNT);
if (cpu_stats == NULL)
return -ENOMEM;
diff --git a/net/netfilter/nft_immediate.c b/net/netfilter/nft_immediate.c
index 7d5b63c..d154fe6 100644
--- a/net/netfilter/nft_immediate.c
+++ b/net/netfilter/nft_immediate.c
@@ -78,7 +78,7 @@
case NFT_GOTO:
err = nf_tables_bind_chain(ctx, chain);
if (err < 0)
- return err;
+ goto err1;
break;
default:
break;
diff --git a/net/netfilter/nft_last.c b/net/netfilter/nft_last.c
index 304e33c..63145a5 100644
--- a/net/netfilter/nft_last.c
+++ b/net/netfilter/nft_last.c
@@ -8,9 +8,13 @@
#include <net/netfilter/nf_tables_core.h>
#include <net/netfilter/nf_tables.h>
+struct nft_last {
+ unsigned long jiffies;
+ unsigned int set;
+};
+
struct nft_last_priv {
- unsigned long last_jiffies;
- unsigned int last_set;
+ struct nft_last *last;
};
static const struct nla_policy nft_last_policy[NFTA_LAST_MAX + 1] = {
@@ -22,47 +26,55 @@
const struct nlattr * const tb[])
{
struct nft_last_priv *priv = nft_expr_priv(expr);
+ struct nft_last *last;
u64 last_jiffies;
- u32 last_set = 0;
int err;
- if (tb[NFTA_LAST_SET]) {
- last_set = ntohl(nla_get_be32(tb[NFTA_LAST_SET]));
- if (last_set == 1)
- priv->last_set = 1;
- }
+ last = kzalloc(sizeof(*last), GFP_KERNEL_ACCOUNT);
+ if (!last)
+ return -ENOMEM;
- if (last_set && tb[NFTA_LAST_MSECS]) {
+ if (tb[NFTA_LAST_SET])
+ last->set = ntohl(nla_get_be32(tb[NFTA_LAST_SET]));
+
+ if (last->set && tb[NFTA_LAST_MSECS]) {
err = nf_msecs_to_jiffies64(tb[NFTA_LAST_MSECS], &last_jiffies);
if (err < 0)
- return err;
+ goto err;
- priv->last_jiffies = jiffies - (unsigned long)last_jiffies;
+ last->jiffies = jiffies - (unsigned long)last_jiffies;
}
+ priv->last = last;
return 0;
+err:
+ kfree(last);
+
+ return err;
}
static void nft_last_eval(const struct nft_expr *expr,
struct nft_regs *regs, const struct nft_pktinfo *pkt)
{
struct nft_last_priv *priv = nft_expr_priv(expr);
+ struct nft_last *last = priv->last;
- if (READ_ONCE(priv->last_jiffies) != jiffies)
- WRITE_ONCE(priv->last_jiffies, jiffies);
- if (READ_ONCE(priv->last_set) == 0)
- WRITE_ONCE(priv->last_set, 1);
+ if (READ_ONCE(last->jiffies) != jiffies)
+ WRITE_ONCE(last->jiffies, jiffies);
+ if (READ_ONCE(last->set) == 0)
+ WRITE_ONCE(last->set, 1);
}
static int nft_last_dump(struct sk_buff *skb, const struct nft_expr *expr)
{
struct nft_last_priv *priv = nft_expr_priv(expr);
- unsigned long last_jiffies = READ_ONCE(priv->last_jiffies);
- u32 last_set = READ_ONCE(priv->last_set);
+ struct nft_last *last = priv->last;
+ unsigned long last_jiffies = READ_ONCE(last->jiffies);
+ u32 last_set = READ_ONCE(last->set);
__be64 msecs;
if (time_before(jiffies, last_jiffies)) {
- WRITE_ONCE(priv->last_set, 0);
+ WRITE_ONCE(last->set, 0);
last_set = 0;
}
@@ -81,11 +93,36 @@
return -1;
}
+static void nft_last_destroy(const struct nft_ctx *ctx,
+ const struct nft_expr *expr)
+{
+ struct nft_last_priv *priv = nft_expr_priv(expr);
+
+ kfree(priv->last);
+}
+
+static int nft_last_clone(struct nft_expr *dst, const struct nft_expr *src)
+{
+ struct nft_last_priv *priv_dst = nft_expr_priv(dst);
+ struct nft_last_priv *priv_src = nft_expr_priv(src);
+
+ priv_dst->last = kzalloc(sizeof(*priv_dst->last), GFP_ATOMIC);
+ if (!priv_dst->last)
+ return -ENOMEM;
+
+ priv_dst->last->set = priv_src->last->set;
+ priv_dst->last->jiffies = priv_src->last->jiffies;
+
+ return 0;
+}
+
static const struct nft_expr_ops nft_last_ops = {
.type = &nft_last_type,
.size = NFT_EXPR_SIZE(sizeof(struct nft_last_priv)),
.eval = nft_last_eval,
.init = nft_last_init,
+ .destroy = nft_last_destroy,
+ .clone = nft_last_clone,
.dump = nft_last_dump,
};
diff --git a/net/netfilter/nft_limit.c b/net/netfilter/nft_limit.c
index 82ec27b..593fa07 100644
--- a/net/netfilter/nft_limit.c
+++ b/net/netfilter/nft_limit.c
@@ -18,6 +18,10 @@
spinlock_t lock;
u64 last;
u64 tokens;
+};
+
+struct nft_limit_priv {
+ struct nft_limit *limit;
u64 tokens_max;
u64 rate;
u64 nsecs;
@@ -25,93 +29,102 @@
bool invert;
};
-static inline bool nft_limit_eval(struct nft_limit *limit, u64 cost)
+static inline bool nft_limit_eval(struct nft_limit_priv *priv, u64 cost)
{
u64 now, tokens;
s64 delta;
- spin_lock_bh(&limit->lock);
+ spin_lock_bh(&priv->limit->lock);
now = ktime_get_ns();
- tokens = limit->tokens + now - limit->last;
- if (tokens > limit->tokens_max)
- tokens = limit->tokens_max;
+ tokens = priv->limit->tokens + now - priv->limit->last;
+ if (tokens > priv->tokens_max)
+ tokens = priv->tokens_max;
- limit->last = now;
+ priv->limit->last = now;
delta = tokens - cost;
if (delta >= 0) {
- limit->tokens = delta;
- spin_unlock_bh(&limit->lock);
- return limit->invert;
+ priv->limit->tokens = delta;
+ spin_unlock_bh(&priv->limit->lock);
+ return priv->invert;
}
- limit->tokens = tokens;
- spin_unlock_bh(&limit->lock);
- return !limit->invert;
+ priv->limit->tokens = tokens;
+ spin_unlock_bh(&priv->limit->lock);
+ return !priv->invert;
}
/* Use same default as in iptables. */
#define NFT_LIMIT_PKT_BURST_DEFAULT 5
-static int nft_limit_init(struct nft_limit *limit,
+static int nft_limit_init(struct nft_limit_priv *priv,
const struct nlattr * const tb[], bool pkts)
{
+ bool invert = false;
u64 unit, tokens;
if (tb[NFTA_LIMIT_RATE] == NULL ||
tb[NFTA_LIMIT_UNIT] == NULL)
return -EINVAL;
- limit->rate = be64_to_cpu(nla_get_be64(tb[NFTA_LIMIT_RATE]));
+ priv->rate = be64_to_cpu(nla_get_be64(tb[NFTA_LIMIT_RATE]));
unit = be64_to_cpu(nla_get_be64(tb[NFTA_LIMIT_UNIT]));
- limit->nsecs = unit * NSEC_PER_SEC;
- if (limit->rate == 0 || limit->nsecs < unit)
+ priv->nsecs = unit * NSEC_PER_SEC;
+ if (priv->rate == 0 || priv->nsecs < unit)
return -EOVERFLOW;
if (tb[NFTA_LIMIT_BURST])
- limit->burst = ntohl(nla_get_be32(tb[NFTA_LIMIT_BURST]));
+ priv->burst = ntohl(nla_get_be32(tb[NFTA_LIMIT_BURST]));
- if (pkts && limit->burst == 0)
- limit->burst = NFT_LIMIT_PKT_BURST_DEFAULT;
+ if (pkts && priv->burst == 0)
+ priv->burst = NFT_LIMIT_PKT_BURST_DEFAULT;
- if (limit->rate + limit->burst < limit->rate)
+ if (priv->rate + priv->burst < priv->rate)
return -EOVERFLOW;
if (pkts) {
- tokens = div64_u64(limit->nsecs, limit->rate) * limit->burst;
+ tokens = div64_u64(priv->nsecs, priv->rate) * priv->burst;
} else {
/* The token bucket size limits the number of tokens can be
* accumulated. tokens_max specifies the bucket size.
* tokens_max = unit * (rate + burst) / rate.
*/
- tokens = div64_u64(limit->nsecs * (limit->rate + limit->burst),
- limit->rate);
+ tokens = div64_u64(priv->nsecs * (priv->rate + priv->burst),
+ priv->rate);
}
- limit->tokens = tokens;
- limit->tokens_max = limit->tokens;
-
if (tb[NFTA_LIMIT_FLAGS]) {
u32 flags = ntohl(nla_get_be32(tb[NFTA_LIMIT_FLAGS]));
+ if (flags & ~NFT_LIMIT_F_INV)
+ return -EOPNOTSUPP;
+
if (flags & NFT_LIMIT_F_INV)
- limit->invert = true;
+ invert = true;
}
- limit->last = ktime_get_ns();
- spin_lock_init(&limit->lock);
+
+ priv->limit = kmalloc(sizeof(*priv->limit), GFP_KERNEL_ACCOUNT);
+ if (!priv->limit)
+ return -ENOMEM;
+
+ priv->limit->tokens = tokens;
+ priv->tokens_max = priv->limit->tokens;
+ priv->invert = invert;
+ priv->limit->last = ktime_get_ns();
+ spin_lock_init(&priv->limit->lock);
return 0;
}
-static int nft_limit_dump(struct sk_buff *skb, const struct nft_limit *limit,
+static int nft_limit_dump(struct sk_buff *skb, const struct nft_limit_priv *priv,
enum nft_limit_type type)
{
- u32 flags = limit->invert ? NFT_LIMIT_F_INV : 0;
- u64 secs = div_u64(limit->nsecs, NSEC_PER_SEC);
+ u32 flags = priv->invert ? NFT_LIMIT_F_INV : 0;
+ u64 secs = div_u64(priv->nsecs, NSEC_PER_SEC);
- if (nla_put_be64(skb, NFTA_LIMIT_RATE, cpu_to_be64(limit->rate),
+ if (nla_put_be64(skb, NFTA_LIMIT_RATE, cpu_to_be64(priv->rate),
NFTA_LIMIT_PAD) ||
nla_put_be64(skb, NFTA_LIMIT_UNIT, cpu_to_be64(secs),
NFTA_LIMIT_PAD) ||
- nla_put_be32(skb, NFTA_LIMIT_BURST, htonl(limit->burst)) ||
+ nla_put_be32(skb, NFTA_LIMIT_BURST, htonl(priv->burst)) ||
nla_put_be32(skb, NFTA_LIMIT_TYPE, htonl(type)) ||
nla_put_be32(skb, NFTA_LIMIT_FLAGS, htonl(flags)))
goto nla_put_failure;
@@ -121,8 +134,34 @@
return -1;
}
-struct nft_limit_pkts {
- struct nft_limit limit;
+static void nft_limit_destroy(const struct nft_ctx *ctx,
+ const struct nft_limit_priv *priv)
+{
+ kfree(priv->limit);
+}
+
+static int nft_limit_clone(struct nft_limit_priv *priv_dst,
+ const struct nft_limit_priv *priv_src)
+{
+ priv_dst->tokens_max = priv_src->tokens_max;
+ priv_dst->rate = priv_src->rate;
+ priv_dst->nsecs = priv_src->nsecs;
+ priv_dst->burst = priv_src->burst;
+ priv_dst->invert = priv_src->invert;
+
+ priv_dst->limit = kmalloc(sizeof(*priv_dst->limit), GFP_ATOMIC);
+ if (!priv_dst->limit)
+ return -ENOMEM;
+
+ spin_lock_init(&priv_dst->limit->lock);
+ priv_dst->limit->tokens = priv_src->tokens_max;
+ priv_dst->limit->last = ktime_get_ns();
+
+ return 0;
+}
+
+struct nft_limit_priv_pkts {
+ struct nft_limit_priv limit;
u64 cost;
};
@@ -130,7 +169,7 @@
struct nft_regs *regs,
const struct nft_pktinfo *pkt)
{
- struct nft_limit_pkts *priv = nft_expr_priv(expr);
+ struct nft_limit_priv_pkts *priv = nft_expr_priv(expr);
if (nft_limit_eval(&priv->limit, priv->cost))
regs->verdict.code = NFT_BREAK;
@@ -148,7 +187,7 @@
const struct nft_expr *expr,
const struct nlattr * const tb[])
{
- struct nft_limit_pkts *priv = nft_expr_priv(expr);
+ struct nft_limit_priv_pkts *priv = nft_expr_priv(expr);
int err;
err = nft_limit_init(&priv->limit, tb, true);
@@ -161,17 +200,37 @@
static int nft_limit_pkts_dump(struct sk_buff *skb, const struct nft_expr *expr)
{
- const struct nft_limit_pkts *priv = nft_expr_priv(expr);
+ const struct nft_limit_priv_pkts *priv = nft_expr_priv(expr);
return nft_limit_dump(skb, &priv->limit, NFT_LIMIT_PKTS);
}
+static void nft_limit_pkts_destroy(const struct nft_ctx *ctx,
+ const struct nft_expr *expr)
+{
+ const struct nft_limit_priv_pkts *priv = nft_expr_priv(expr);
+
+ nft_limit_destroy(ctx, &priv->limit);
+}
+
+static int nft_limit_pkts_clone(struct nft_expr *dst, const struct nft_expr *src)
+{
+ struct nft_limit_priv_pkts *priv_dst = nft_expr_priv(dst);
+ struct nft_limit_priv_pkts *priv_src = nft_expr_priv(src);
+
+ priv_dst->cost = priv_src->cost;
+
+ return nft_limit_clone(&priv_dst->limit, &priv_src->limit);
+}
+
static struct nft_expr_type nft_limit_type;
static const struct nft_expr_ops nft_limit_pkts_ops = {
.type = &nft_limit_type,
- .size = NFT_EXPR_SIZE(sizeof(struct nft_limit_pkts)),
+ .size = NFT_EXPR_SIZE(sizeof(struct nft_limit_priv_pkts)),
.eval = nft_limit_pkts_eval,
.init = nft_limit_pkts_init,
+ .destroy = nft_limit_pkts_destroy,
+ .clone = nft_limit_pkts_clone,
.dump = nft_limit_pkts_dump,
};
@@ -179,7 +238,7 @@
struct nft_regs *regs,
const struct nft_pktinfo *pkt)
{
- struct nft_limit *priv = nft_expr_priv(expr);
+ struct nft_limit_priv *priv = nft_expr_priv(expr);
u64 cost = div64_u64(priv->nsecs * pkt->skb->len, priv->rate);
if (nft_limit_eval(priv, cost))
@@ -190,7 +249,7 @@
const struct nft_expr *expr,
const struct nlattr * const tb[])
{
- struct nft_limit *priv = nft_expr_priv(expr);
+ struct nft_limit_priv *priv = nft_expr_priv(expr);
return nft_limit_init(priv, tb, false);
}
@@ -198,17 +257,35 @@
static int nft_limit_bytes_dump(struct sk_buff *skb,
const struct nft_expr *expr)
{
- const struct nft_limit *priv = nft_expr_priv(expr);
+ const struct nft_limit_priv *priv = nft_expr_priv(expr);
return nft_limit_dump(skb, priv, NFT_LIMIT_PKT_BYTES);
}
+static void nft_limit_bytes_destroy(const struct nft_ctx *ctx,
+ const struct nft_expr *expr)
+{
+ const struct nft_limit_priv *priv = nft_expr_priv(expr);
+
+ nft_limit_destroy(ctx, priv);
+}
+
+static int nft_limit_bytes_clone(struct nft_expr *dst, const struct nft_expr *src)
+{
+ struct nft_limit_priv *priv_dst = nft_expr_priv(dst);
+ struct nft_limit_priv *priv_src = nft_expr_priv(src);
+
+ return nft_limit_clone(priv_dst, priv_src);
+}
+
static const struct nft_expr_ops nft_limit_bytes_ops = {
.type = &nft_limit_type,
- .size = NFT_EXPR_SIZE(sizeof(struct nft_limit)),
+ .size = NFT_EXPR_SIZE(sizeof(struct nft_limit_priv)),
.eval = nft_limit_bytes_eval,
.init = nft_limit_bytes_init,
.dump = nft_limit_bytes_dump,
+ .clone = nft_limit_bytes_clone,
+ .destroy = nft_limit_bytes_destroy,
};
static const struct nft_expr_ops *
@@ -240,7 +317,7 @@
struct nft_regs *regs,
const struct nft_pktinfo *pkt)
{
- struct nft_limit_pkts *priv = nft_obj_data(obj);
+ struct nft_limit_priv_pkts *priv = nft_obj_data(obj);
if (nft_limit_eval(&priv->limit, priv->cost))
regs->verdict.code = NFT_BREAK;
@@ -250,7 +327,7 @@
const struct nlattr * const tb[],
struct nft_object *obj)
{
- struct nft_limit_pkts *priv = nft_obj_data(obj);
+ struct nft_limit_priv_pkts *priv = nft_obj_data(obj);
int err;
err = nft_limit_init(&priv->limit, tb, true);
@@ -265,16 +342,25 @@
struct nft_object *obj,
bool reset)
{
- const struct nft_limit_pkts *priv = nft_obj_data(obj);
+ const struct nft_limit_priv_pkts *priv = nft_obj_data(obj);
return nft_limit_dump(skb, &priv->limit, NFT_LIMIT_PKTS);
}
+static void nft_limit_obj_pkts_destroy(const struct nft_ctx *ctx,
+ struct nft_object *obj)
+{
+ struct nft_limit_priv_pkts *priv = nft_obj_data(obj);
+
+ nft_limit_destroy(ctx, &priv->limit);
+}
+
static struct nft_object_type nft_limit_obj_type;
static const struct nft_object_ops nft_limit_obj_pkts_ops = {
.type = &nft_limit_obj_type,
- .size = NFT_EXPR_SIZE(sizeof(struct nft_limit_pkts)),
+ .size = NFT_EXPR_SIZE(sizeof(struct nft_limit_priv_pkts)),
.init = nft_limit_obj_pkts_init,
+ .destroy = nft_limit_obj_pkts_destroy,
.eval = nft_limit_obj_pkts_eval,
.dump = nft_limit_obj_pkts_dump,
};
@@ -283,7 +369,7 @@
struct nft_regs *regs,
const struct nft_pktinfo *pkt)
{
- struct nft_limit *priv = nft_obj_data(obj);
+ struct nft_limit_priv *priv = nft_obj_data(obj);
u64 cost = div64_u64(priv->nsecs * pkt->skb->len, priv->rate);
if (nft_limit_eval(priv, cost))
@@ -294,7 +380,7 @@
const struct nlattr * const tb[],
struct nft_object *obj)
{
- struct nft_limit *priv = nft_obj_data(obj);
+ struct nft_limit_priv *priv = nft_obj_data(obj);
return nft_limit_init(priv, tb, false);
}
@@ -303,16 +389,25 @@
struct nft_object *obj,
bool reset)
{
- const struct nft_limit *priv = nft_obj_data(obj);
+ const struct nft_limit_priv *priv = nft_obj_data(obj);
return nft_limit_dump(skb, priv, NFT_LIMIT_PKT_BYTES);
}
+static void nft_limit_obj_bytes_destroy(const struct nft_ctx *ctx,
+ struct nft_object *obj)
+{
+ struct nft_limit_priv *priv = nft_obj_data(obj);
+
+ nft_limit_destroy(ctx, priv);
+}
+
static struct nft_object_type nft_limit_obj_type;
static const struct nft_object_ops nft_limit_obj_bytes_ops = {
.type = &nft_limit_obj_type,
- .size = sizeof(struct nft_limit),
+ .size = sizeof(struct nft_limit_priv),
.init = nft_limit_obj_bytes_init,
+ .destroy = nft_limit_obj_bytes_destroy,
.eval = nft_limit_obj_bytes_eval,
.dump = nft_limit_obj_bytes_dump,
};
diff --git a/net/netfilter/nft_quota.c b/net/netfilter/nft_quota.c
index c4d1389..73de400 100644
--- a/net/netfilter/nft_quota.c
+++ b/net/netfilter/nft_quota.c
@@ -15,13 +15,13 @@
struct nft_quota {
atomic64_t quota;
unsigned long flags;
- atomic64_t consumed;
+ atomic64_t *consumed;
};
static inline bool nft_overquota(struct nft_quota *priv,
const struct sk_buff *skb)
{
- return atomic64_add_return(skb->len, &priv->consumed) >=
+ return atomic64_add_return(skb->len, priv->consumed) >=
atomic64_read(&priv->quota);
}
@@ -90,13 +90,23 @@
return -EOPNOTSUPP;
}
+ priv->consumed = kmalloc(sizeof(*priv->consumed), GFP_KERNEL_ACCOUNT);
+ if (!priv->consumed)
+ return -ENOMEM;
+
atomic64_set(&priv->quota, quota);
priv->flags = flags;
- atomic64_set(&priv->consumed, consumed);
+ atomic64_set(priv->consumed, consumed);
return 0;
}
+static void nft_quota_do_destroy(const struct nft_ctx *ctx,
+ struct nft_quota *priv)
+{
+ kfree(priv->consumed);
+}
+
static int nft_quota_obj_init(const struct nft_ctx *ctx,
const struct nlattr * const tb[],
struct nft_object *obj)
@@ -128,7 +138,7 @@
* that we see, don't go over the quota boundary in what we send to
* userspace.
*/
- consumed = atomic64_read(&priv->consumed);
+ consumed = atomic64_read(priv->consumed);
quota = atomic64_read(&priv->quota);
if (consumed >= quota) {
consumed_cap = quota;
@@ -145,7 +155,7 @@
goto nla_put_failure;
if (reset) {
- atomic64_sub(consumed, &priv->consumed);
+ atomic64_sub(consumed, priv->consumed);
clear_bit(NFT_QUOTA_DEPLETED_BIT, &priv->flags);
}
return 0;
@@ -162,11 +172,20 @@
return nft_quota_do_dump(skb, priv, reset);
}
+static void nft_quota_obj_destroy(const struct nft_ctx *ctx,
+ struct nft_object *obj)
+{
+ struct nft_quota *priv = nft_obj_data(obj);
+
+ return nft_quota_do_destroy(ctx, priv);
+}
+
static struct nft_object_type nft_quota_obj_type;
static const struct nft_object_ops nft_quota_obj_ops = {
.type = &nft_quota_obj_type,
.size = sizeof(struct nft_quota),
.init = nft_quota_obj_init,
+ .destroy = nft_quota_obj_destroy,
.eval = nft_quota_obj_eval,
.dump = nft_quota_obj_dump,
.update = nft_quota_obj_update,
@@ -205,12 +224,39 @@
return nft_quota_do_dump(skb, priv, false);
}
+static void nft_quota_destroy(const struct nft_ctx *ctx,
+ const struct nft_expr *expr)
+{
+ struct nft_quota *priv = nft_expr_priv(expr);
+
+ return nft_quota_do_destroy(ctx, priv);
+}
+
+static int nft_quota_clone(struct nft_expr *dst, const struct nft_expr *src)
+{
+ struct nft_quota *priv_dst = nft_expr_priv(dst);
+ struct nft_quota *priv_src = nft_expr_priv(src);
+
+ priv_dst->quota = priv_src->quota;
+ priv_dst->flags = priv_src->flags;
+
+ priv_dst->consumed = kmalloc(sizeof(*priv_dst->consumed), GFP_ATOMIC);
+ if (!priv_dst->consumed)
+ return -ENOMEM;
+
+ *priv_dst->consumed = *priv_src->consumed;
+
+ return 0;
+}
+
static struct nft_expr_type nft_quota_type;
static const struct nft_expr_ops nft_quota_ops = {
.type = &nft_quota_type,
.size = NFT_EXPR_SIZE(sizeof(struct nft_quota)),
.eval = nft_quota_eval,
.init = nft_quota_init,
+ .destroy = nft_quota_destroy,
+ .clone = nft_quota_clone,
.dump = nft_quota_dump,
};
diff --git a/net/netlabel/netlabel_calipso.c b/net/netlabel/netlabel_calipso.c
index 91a19c3..84ef4a2 100644
--- a/net/netlabel/netlabel_calipso.c
+++ b/net/netlabel/netlabel_calipso.c
@@ -54,6 +54,28 @@
[NLBL_CALIPSO_A_MTYPE] = { .type = NLA_U32 },
};
+static const struct netlbl_calipso_ops *calipso_ops;
+
+/**
+ * netlbl_calipso_ops_register - Register the CALIPSO operations
+ * @ops: ops to register
+ *
+ * Description:
+ * Register the CALIPSO packet engine operations.
+ *
+ */
+const struct netlbl_calipso_ops *
+netlbl_calipso_ops_register(const struct netlbl_calipso_ops *ops)
+{
+ return xchg(&calipso_ops, ops);
+}
+EXPORT_SYMBOL(netlbl_calipso_ops_register);
+
+static const struct netlbl_calipso_ops *netlbl_calipso_ops_get(void)
+{
+ return READ_ONCE(calipso_ops);
+}
+
/* NetLabel Command Handlers
*/
/**
@@ -96,15 +118,18 @@
*
*/
static int netlbl_calipso_add(struct sk_buff *skb, struct genl_info *info)
-
{
int ret_val = -EINVAL;
struct netlbl_audit audit_info;
+ const struct netlbl_calipso_ops *ops = netlbl_calipso_ops_get();
if (!info->attrs[NLBL_CALIPSO_A_DOI] ||
!info->attrs[NLBL_CALIPSO_A_MTYPE])
return -EINVAL;
+ if (!ops)
+ return -EOPNOTSUPP;
+
netlbl_netlink_auditinfo(&audit_info);
switch (nla_get_u32(info->attrs[NLBL_CALIPSO_A_MTYPE])) {
case CALIPSO_MAP_PASS:
@@ -362,28 +387,6 @@
return genl_register_family(&netlbl_calipso_gnl_family);
}
-static const struct netlbl_calipso_ops *calipso_ops;
-
-/**
- * netlbl_calipso_ops_register - Register the CALIPSO operations
- * @ops: ops to register
- *
- * Description:
- * Register the CALIPSO packet engine operations.
- *
- */
-const struct netlbl_calipso_ops *
-netlbl_calipso_ops_register(const struct netlbl_calipso_ops *ops)
-{
- return xchg(&calipso_ops, ops);
-}
-EXPORT_SYMBOL(netlbl_calipso_ops_register);
-
-static const struct netlbl_calipso_ops *netlbl_calipso_ops_get(void)
-{
- return READ_ONCE(calipso_ops);
-}
-
/**
* calipso_doi_add - Add a new DOI to the CALIPSO protocol engine
* @doi_def: the DOI structure
diff --git a/net/nfc/llcp_core.c b/net/nfc/llcp_core.c
index 92f7068..da3cb0d 100644
--- a/net/nfc/llcp_core.c
+++ b/net/nfc/llcp_core.c
@@ -147,6 +147,13 @@
static struct nfc_llcp_local *nfc_llcp_local_get(struct nfc_llcp_local *local)
{
+ /* Since using nfc_llcp_local may result in usage of nfc_dev, whenever
+ * we hold a reference to local, we also need to hold a reference to
+ * the device to avoid UAF.
+ */
+ if (!nfc_get_device(local->dev->idx))
+ return NULL;
+
kref_get(&local->ref);
return local;
@@ -179,10 +186,18 @@
int nfc_llcp_local_put(struct nfc_llcp_local *local)
{
+ struct nfc_dev *dev;
+ int ret;
+
if (local == NULL)
return 0;
- return kref_put(&local->ref, local_release);
+ dev = local->dev;
+
+ ret = kref_put(&local->ref, local_release);
+ nfc_put_device(dev);
+
+ return ret;
}
static struct nfc_llcp_sock *nfc_llcp_sock_get(struct nfc_llcp_local *local,
@@ -968,8 +983,17 @@
}
new_sock = nfc_llcp_sock(new_sk);
- new_sock->dev = local->dev;
+
new_sock->local = nfc_llcp_local_get(local);
+ if (!new_sock->local) {
+ reason = LLCP_DM_REJ;
+ sock_put(&new_sock->sk);
+ release_sock(&sock->sk);
+ sock_put(&sock->sk);
+ goto fail;
+ }
+
+ new_sock->dev = local->dev;
new_sock->rw = sock->rw;
new_sock->miux = sock->miux;
new_sock->nfc_protocol = sock->nfc_protocol;
@@ -1607,7 +1631,16 @@
if (local == NULL)
return -ENOMEM;
- local->dev = ndev;
+ /* As we are going to initialize local's refcount, we need to get the
+ * nfc_dev to avoid UAF, otherwise there is no point in continuing.
+ * See nfc_llcp_local_get().
+ */
+ local->dev = nfc_get_device(ndev->idx);
+ if (!local->dev) {
+ kfree(local);
+ return -ENODEV;
+ }
+
INIT_LIST_HEAD(&local->list);
kref_init(&local->ref);
mutex_init(&local->sdp_lock);
diff --git a/net/qrtr/ns.c b/net/qrtr/ns.c
index 3e40a1b..4a13b9f 100644
--- a/net/qrtr/ns.c
+++ b/net/qrtr/ns.c
@@ -569,7 +569,9 @@
if (!node)
return -ENOENT;
- return server_del(node, port, true);
+ server_del(node, port, true);
+
+ return 0;
}
static int ctrl_cmd_new_lookup(struct sockaddr_qrtr *from,
diff --git a/net/rfkill/rfkill-gpio.c b/net/rfkill/rfkill-gpio.c
index 2cc95c8..f74baef 100644
--- a/net/rfkill/rfkill-gpio.c
+++ b/net/rfkill/rfkill-gpio.c
@@ -116,6 +116,14 @@
return -EINVAL;
}
+ ret = gpiod_direction_output(rfkill->reset_gpio, true);
+ if (ret)
+ return ret;
+
+ ret = gpiod_direction_output(rfkill->shutdown_gpio, true);
+ if (ret)
+ return ret;
+
rfkill->rfkill_dev = rfkill_alloc(rfkill->name, &pdev->dev,
rfkill->type, &rfkill_gpio_ops,
rfkill);
diff --git a/net/rose/af_rose.c b/net/rose/af_rose.c
index b3e7a92..1d95ff3 100644
--- a/net/rose/af_rose.c
+++ b/net/rose/af_rose.c
@@ -181,21 +181,47 @@
*/
static void rose_kill_by_device(struct net_device *dev)
{
- struct sock *s;
+ struct sock *sk, *array[16];
+ struct rose_sock *rose;
+ bool rescan;
+ int i, cnt;
+start:
+ rescan = false;
+ cnt = 0;
spin_lock_bh(&rose_list_lock);
- sk_for_each(s, &rose_list) {
- struct rose_sock *rose = rose_sk(s);
-
+ sk_for_each(sk, &rose_list) {
+ rose = rose_sk(sk);
if (rose->device == dev) {
- rose_disconnect(s, ENETUNREACH, ROSE_OUT_OF_ORDER, 0);
+ if (cnt == ARRAY_SIZE(array)) {
+ rescan = true;
+ break;
+ }
+ sock_hold(sk);
+ array[cnt++] = sk;
+ }
+ }
+ spin_unlock_bh(&rose_list_lock);
+
+ for (i = 0; i < cnt; i++) {
+ sk = array[cnt];
+ rose = rose_sk(sk);
+ lock_sock(sk);
+ spin_lock_bh(&rose_list_lock);
+ if (rose->device == dev) {
+ rose_disconnect(sk, ENETUNREACH, ROSE_OUT_OF_ORDER, 0);
if (rose->neighbour)
rose->neighbour->use--;
dev_put(rose->device);
rose->device = NULL;
}
+ spin_unlock_bh(&rose_list_lock);
+ release_sock(sk);
+ sock_put(sk);
+ cond_resched();
}
- spin_unlock_bh(&rose_list_lock);
+ if (rescan)
+ goto start;
}
/*
@@ -655,7 +681,10 @@
break;
}
+ spin_lock_bh(&rose_list_lock);
dev_put(rose->device);
+ rose->device = NULL;
+ spin_unlock_bh(&rose_list_lock);
sock->sk = NULL;
release_sock(sk);
sock_put(sk);
diff --git a/net/sched/act_ct.c b/net/sched/act_ct.c
index 81a2d6c..b4c42b2 100644
--- a/net/sched/act_ct.c
+++ b/net/sched/act_ct.c
@@ -705,7 +705,6 @@
if (err || !frag)
return err;
- skb_get(skb);
mru = tc_skb_cb(skb)->mru;
if (family == NFPROTO_IPV4) {
@@ -987,12 +986,8 @@
nh_ofs = skb_network_offset(skb);
skb_pull_rcsum(skb, nh_ofs);
err = tcf_ct_handle_fragments(net, skb, family, p->zone, &defrag);
- if (err == -EINPROGRESS) {
- retval = TC_ACT_STOLEN;
- goto out_clear;
- }
if (err)
- goto drop;
+ goto out_frag;
err = tcf_ct_skb_network_trim(skb, family);
if (err)
@@ -1059,6 +1054,11 @@
qdisc_skb_cb(skb)->pkt_len = skb->len;
return retval;
+out_frag:
+ if (err != -EINPROGRESS)
+ tcf_action_inc_drop_qstats(&c->common);
+ return TC_ACT_CONSUMED;
+
drop:
tcf_action_inc_drop_qstats(&c->common);
return TC_ACT_SHOT;
diff --git a/net/sched/em_text.c b/net/sched/em_text.c
index 6f3c1fb..f176afb 100644
--- a/net/sched/em_text.c
+++ b/net/sched/em_text.c
@@ -97,8 +97,10 @@
static void em_text_destroy(struct tcf_ematch *m)
{
- if (EM_TEXT_PRIV(m) && EM_TEXT_PRIV(m)->config)
+ if (EM_TEXT_PRIV(m) && EM_TEXT_PRIV(m)->config) {
textsearch_destroy(EM_TEXT_PRIV(m)->config);
+ kfree(EM_TEXT_PRIV(m));
+ }
}
static int em_text_dump(struct sk_buff *skb, struct tcf_ematch *m)
diff --git a/net/socket.c b/net/socket.c
index 57c2b78..f7cfc70 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -728,6 +728,7 @@
{
struct sockaddr_storage *save_addr = (struct sockaddr_storage *)msg->msg_name;
struct sockaddr_storage address;
+ int save_len = msg->msg_namelen;
int ret;
if (msg->msg_name) {
@@ -737,6 +738,7 @@
ret = __sock_sendmsg(sock, msg);
msg->msg_name = save_addr;
+ msg->msg_namelen = save_len;
return ret;
}
diff --git a/net/vmw_vsock/virtio_transport_common.c b/net/vmw_vsock/virtio_transport_common.c
index 9c5932a..949c795 100644
--- a/net/vmw_vsock/virtio_transport_common.c
+++ b/net/vmw_vsock/virtio_transport_common.c
@@ -359,6 +359,8 @@
struct virtio_vsock_pkt *pkt;
size_t bytes, total = 0;
u32 free_space;
+ u32 fwd_cnt_delta;
+ bool low_rx_bytes;
int err = -EFAULT;
spin_lock_bh(&vvs->rx_lock);
@@ -390,7 +392,10 @@
}
}
- free_space = vvs->buf_alloc - (vvs->fwd_cnt - vvs->last_fwd_cnt);
+ fwd_cnt_delta = vvs->fwd_cnt - vvs->last_fwd_cnt;
+ free_space = vvs->buf_alloc - fwd_cnt_delta;
+ low_rx_bytes = (vvs->rx_bytes <
+ sock_rcvlowat(sk_vsock(vsk), 0, INT_MAX));
spin_unlock_bh(&vvs->rx_lock);
@@ -400,9 +405,11 @@
* too high causes extra messages. Too low causes transmitter
* stalls. As stalls are in theory more expensive than extra
* messages, we set the limit to a high value. TODO: experiment
- * with different values.
+ * with different values. Also send credit update message when
+ * number of bytes in rx queue is not enough to wake up reader.
*/
- if (free_space < VIRTIO_VSOCK_MAX_PKT_BUF_SIZE)
+ if (fwd_cnt_delta &&
+ (free_space < VIRTIO_VSOCK_MAX_PKT_BUF_SIZE || low_rx_bytes))
virtio_transport_send_credit_update(vsk);
return total;
diff --git a/net/wireless/certs/wens.hex b/net/wireless/certs/wens.hex
new file mode 100644
index 0000000..0d50369
--- /dev/null
+++ b/net/wireless/certs/wens.hex
@@ -0,0 +1,87 @@
+/* Chen-Yu Tsai's regdb certificate */
+0x30, 0x82, 0x02, 0xa7, 0x30, 0x82, 0x01, 0x8f,
+0x02, 0x14, 0x61, 0xc0, 0x38, 0x65, 0x1a, 0xab,
+0xdc, 0xf9, 0x4b, 0xd0, 0xac, 0x7f, 0xf0, 0x6c,
+0x72, 0x48, 0xdb, 0x18, 0xc6, 0x00, 0x30, 0x0d,
+0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d,
+0x01, 0x01, 0x0b, 0x05, 0x00, 0x30, 0x0f, 0x31,
+0x0d, 0x30, 0x0b, 0x06, 0x03, 0x55, 0x04, 0x03,
+0x0c, 0x04, 0x77, 0x65, 0x6e, 0x73, 0x30, 0x20,
+0x17, 0x0d, 0x32, 0x33, 0x31, 0x32, 0x30, 0x31,
+0x30, 0x37, 0x34, 0x31, 0x31, 0x34, 0x5a, 0x18,
+0x0f, 0x32, 0x31, 0x32, 0x33, 0x31, 0x31, 0x30,
+0x37, 0x30, 0x37, 0x34, 0x31, 0x31, 0x34, 0x5a,
+0x30, 0x0f, 0x31, 0x0d, 0x30, 0x0b, 0x06, 0x03,
+0x55, 0x04, 0x03, 0x0c, 0x04, 0x77, 0x65, 0x6e,
+0x73, 0x30, 0x82, 0x01, 0x22, 0x30, 0x0d, 0x06,
+0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01,
+0x01, 0x01, 0x05, 0x00, 0x03, 0x82, 0x01, 0x0f,
+0x00, 0x30, 0x82, 0x01, 0x0a, 0x02, 0x82, 0x01,
+0x01, 0x00, 0xa9, 0x7a, 0x2c, 0x78, 0x4d, 0xa7,
+0x19, 0x2d, 0x32, 0x52, 0xa0, 0x2e, 0x6c, 0xef,
+0x88, 0x7f, 0x15, 0xc5, 0xb6, 0x69, 0x54, 0x16,
+0x43, 0x14, 0x79, 0x53, 0xb7, 0xae, 0x88, 0xfe,
+0xc0, 0xb7, 0x5d, 0x47, 0x8e, 0x1a, 0xe1, 0xef,
+0xb3, 0x90, 0x86, 0xda, 0xd3, 0x64, 0x81, 0x1f,
+0xce, 0x5d, 0x9e, 0x4b, 0x6e, 0x58, 0x02, 0x3e,
+0xb2, 0x6f, 0x5e, 0x42, 0x47, 0x41, 0xf4, 0x2c,
+0xb8, 0xa8, 0xd4, 0xaa, 0xc0, 0x0e, 0xe6, 0x48,
+0xf0, 0xa8, 0xce, 0xcb, 0x08, 0xae, 0x37, 0xaf,
+0xf6, 0x40, 0x39, 0xcb, 0x55, 0x6f, 0x5b, 0x4f,
+0x85, 0x34, 0xe6, 0x69, 0x10, 0x50, 0x72, 0x5e,
+0x4e, 0x9d, 0x4c, 0xba, 0x38, 0x36, 0x0d, 0xce,
+0x73, 0x38, 0xd7, 0x27, 0x02, 0x2a, 0x79, 0x03,
+0xe1, 0xac, 0xcf, 0xb0, 0x27, 0x85, 0x86, 0x93,
+0x17, 0xab, 0xec, 0x42, 0x77, 0x37, 0x65, 0x8a,
+0x44, 0xcb, 0xd6, 0x42, 0x93, 0x92, 0x13, 0xe3,
+0x39, 0x45, 0xc5, 0x6e, 0x00, 0x4a, 0x7f, 0xcb,
+0x42, 0x17, 0x2b, 0x25, 0x8c, 0xb8, 0x17, 0x3b,
+0x15, 0x36, 0x59, 0xde, 0x42, 0xce, 0x21, 0xe6,
+0xb6, 0xc7, 0x6e, 0x5e, 0x26, 0x1f, 0xf7, 0x8a,
+0x57, 0x9e, 0xa5, 0x96, 0x72, 0xb7, 0x02, 0x32,
+0xeb, 0x07, 0x2b, 0x73, 0xe2, 0x4f, 0x66, 0x58,
+0x9a, 0xeb, 0x0f, 0x07, 0xb6, 0xab, 0x50, 0x8b,
+0xc3, 0x8f, 0x17, 0xfa, 0x0a, 0x99, 0xc2, 0x16,
+0x25, 0xbf, 0x2d, 0x6b, 0x1a, 0xaa, 0xe6, 0x3e,
+0x5f, 0xeb, 0x6d, 0x9b, 0x5d, 0x4d, 0x42, 0x83,
+0x2d, 0x39, 0xb8, 0xc9, 0xac, 0xdb, 0x3a, 0x91,
+0x50, 0xdf, 0xbb, 0xb1, 0x76, 0x6d, 0x15, 0x73,
+0xfd, 0xc6, 0xe6, 0x6b, 0x71, 0x9e, 0x67, 0x36,
+0x22, 0x83, 0x79, 0xb1, 0xd6, 0xb8, 0x84, 0x52,
+0xaf, 0x96, 0x5b, 0xc3, 0x63, 0x02, 0x4e, 0x78,
+0x70, 0x57, 0x02, 0x03, 0x01, 0x00, 0x01, 0x30,
+0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7,
+0x0d, 0x01, 0x01, 0x0b, 0x05, 0x00, 0x03, 0x82,
+0x01, 0x01, 0x00, 0x24, 0x28, 0xee, 0x22, 0x74,
+0x7f, 0x7c, 0xfa, 0x6c, 0x1f, 0xb3, 0x18, 0xd1,
+0xc2, 0x3d, 0x7d, 0x29, 0x42, 0x88, 0xad, 0x82,
+0xa5, 0xb1, 0x8a, 0x05, 0xd0, 0xec, 0x5c, 0x91,
+0x20, 0xf6, 0x82, 0xfd, 0xd5, 0x67, 0x60, 0x5f,
+0x31, 0xf5, 0xbd, 0x88, 0x91, 0x70, 0xbd, 0xb8,
+0xb9, 0x8c, 0x88, 0xfe, 0x53, 0xc9, 0x54, 0x9b,
+0x43, 0xc4, 0x7a, 0x43, 0x74, 0x6b, 0xdd, 0xb0,
+0xb1, 0x3b, 0x33, 0x45, 0x46, 0x78, 0xa3, 0x1c,
+0xef, 0x54, 0x68, 0xf7, 0x85, 0x9c, 0xe4, 0x51,
+0x6f, 0x06, 0xaf, 0x81, 0xdb, 0x2a, 0x7b, 0x7b,
+0x6f, 0xa8, 0x9c, 0x67, 0xd8, 0xcb, 0xc9, 0x91,
+0x40, 0x00, 0xae, 0xd9, 0xa1, 0x9f, 0xdd, 0xa6,
+0x43, 0x0e, 0x28, 0x7b, 0xaa, 0x1b, 0xe9, 0x84,
+0xdb, 0x76, 0x64, 0x42, 0x70, 0xc9, 0xc0, 0xeb,
+0xae, 0x84, 0x11, 0x16, 0x68, 0x4e, 0x84, 0x9e,
+0x7e, 0x92, 0x36, 0xee, 0x1c, 0x3b, 0x08, 0x63,
+0xeb, 0x79, 0x84, 0x15, 0x08, 0x9d, 0xaf, 0xc8,
+0x9a, 0xc7, 0x34, 0xd3, 0x94, 0x4b, 0xd1, 0x28,
+0x97, 0xbe, 0xd1, 0x45, 0x75, 0xdc, 0x35, 0x62,
+0xac, 0x1d, 0x1f, 0xb7, 0xb7, 0x15, 0x87, 0xc8,
+0x98, 0xc0, 0x24, 0x31, 0x56, 0x8d, 0xed, 0xdb,
+0x06, 0xc6, 0x46, 0xbf, 0x4b, 0x6d, 0xa6, 0xd5,
+0xab, 0xcc, 0x60, 0xfc, 0xe5, 0x37, 0xb6, 0x53,
+0x7d, 0x58, 0x95, 0xa9, 0x56, 0xc7, 0xf7, 0xee,
+0xc3, 0xa0, 0x76, 0xf7, 0x65, 0x4d, 0x53, 0xfa,
+0xff, 0x5f, 0x76, 0x33, 0x5a, 0x08, 0xfa, 0x86,
+0x92, 0x5a, 0x13, 0xfa, 0x1a, 0xfc, 0xf2, 0x1b,
+0x8c, 0x7f, 0x42, 0x6d, 0xb7, 0x7e, 0xb7, 0xb4,
+0xf0, 0xc7, 0x83, 0xbb, 0xa2, 0x81, 0x03, 0x2d,
+0xd4, 0x2a, 0x63, 0x3f, 0xf7, 0x31, 0x2e, 0x40,
+0x33, 0x5c, 0x46, 0xbc, 0x9b, 0xc1, 0x05, 0xa5,
+0x45, 0x4e, 0xc3,
diff --git a/net/wireless/core.c b/net/wireless/core.c
index a0b7538..2648d6e 100644
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -216,7 +216,9 @@
{
struct cfg80211_registered_device *rdev = data;
+ wiphy_lock(&rdev->wiphy);
rdev_rfkill_poll(rdev);
+ wiphy_unlock(&rdev->wiphy);
}
void cfg80211_stop_p2p_device(struct cfg80211_registered_device *rdev,
diff --git a/scripts/Makefile.compiler b/scripts/Makefile.compiler
index 86ecd2a..60ddd47 100644
--- a/scripts/Makefile.compiler
+++ b/scripts/Makefile.compiler
@@ -68,7 +68,3 @@
# ld-option
# Usage: KBUILD_LDFLAGS += $(call ld-option, -X, -Y)
ld-option = $(call try-run, $(LD) $(KBUILD_LDFLAGS) $(1) -v,$(1),$(2),$(3))
-
-# ld-ifversion
-# Usage: $(call ld-ifversion, -ge, 22252, y)
-ld-ifversion = $(shell [ $(CONFIG_LD_VERSION)0 $(1) $(2)0 ] && echo $(3) || echo $(4))
diff --git a/scripts/pahole-flags.sh b/scripts/pahole-flags.sh
index d38fa6d..5c724f6 100755
--- a/scripts/pahole-flags.sh
+++ b/scripts/pahole-flags.sh
@@ -20,5 +20,8 @@
if [ "${pahole_ver}" -ge "124" ]; then
extra_paholeopt="${extra_paholeopt} --skip_encoding_btf_enum64"
fi
+if [ "${pahole_ver}" -ge "125" ]; then
+ extra_paholeopt="${extra_paholeopt} --skip_encoding_btf_inconsistent_proto --btf_gen_optimized"
+fi
echo ${extra_paholeopt}
diff --git a/security/apparmor/policy_unpack.c b/security/apparmor/policy_unpack.c
index 5f758b2..d1a385b 100644
--- a/security/apparmor/policy_unpack.c
+++ b/security/apparmor/policy_unpack.c
@@ -696,6 +696,10 @@
tmpname = aa_splitn_fqname(name, strlen(name), &tmpns, &ns_len);
if (tmpns) {
+ if (!tmpname) {
+ info = "empty profile name";
+ goto fail;
+ }
*ns_name = kstrndup(tmpns, ns_len, GFP_KERNEL);
if (!*ns_name) {
info = "out of memory";
diff --git a/security/keys/gc.c b/security/keys/gc.c
index 3c90807..eaddace 100644
--- a/security/keys/gc.c
+++ b/security/keys/gc.c
@@ -67,6 +67,19 @@
}
/*
+ * Set the expiration time on a key.
+ */
+void key_set_expiry(struct key *key, time64_t expiry)
+{
+ key->expiry = expiry;
+ if (expiry != TIME64_MAX) {
+ if (!(key->type->flags & KEY_TYPE_INSTANT_REAP))
+ expiry += key_gc_delay;
+ key_schedule_gc(expiry);
+ }
+}
+
+/*
* Schedule a dead links collection run.
*/
void key_schedule_gc_links(void)
@@ -176,7 +189,6 @@
static u8 gc_state; /* Internal persistent state */
#define KEY_GC_REAP_AGAIN 0x01 /* - Need another cycle */
#define KEY_GC_REAPING_LINKS 0x02 /* - We need to reap links */
-#define KEY_GC_SET_TIMER 0x04 /* - We need to restart the timer */
#define KEY_GC_REAPING_DEAD_1 0x10 /* - We need to mark dead keys */
#define KEY_GC_REAPING_DEAD_2 0x20 /* - We need to reap dead key links */
#define KEY_GC_REAPING_DEAD_3 0x40 /* - We need to reap dead keys */
@@ -184,21 +196,17 @@
struct rb_node *cursor;
struct key *key;
- time64_t new_timer, limit;
+ time64_t new_timer, limit, expiry;
kenter("[%lx,%x]", key_gc_flags, gc_state);
limit = ktime_get_real_seconds();
- if (limit > key_gc_delay)
- limit -= key_gc_delay;
- else
- limit = key_gc_delay;
/* Work out what we're going to be doing in this pass */
gc_state &= KEY_GC_REAPING_DEAD_1 | KEY_GC_REAPING_DEAD_2;
gc_state <<= 1;
if (test_and_clear_bit(KEY_GC_KEY_EXPIRED, &key_gc_flags))
- gc_state |= KEY_GC_REAPING_LINKS | KEY_GC_SET_TIMER;
+ gc_state |= KEY_GC_REAPING_LINKS;
if (test_and_clear_bit(KEY_GC_REAP_KEYTYPE, &key_gc_flags))
gc_state |= KEY_GC_REAPING_DEAD_1;
@@ -233,8 +241,11 @@
}
}
- if (gc_state & KEY_GC_SET_TIMER) {
- if (key->expiry > limit && key->expiry < new_timer) {
+ expiry = key->expiry;
+ if (expiry != TIME64_MAX) {
+ if (!(key->type->flags & KEY_TYPE_INSTANT_REAP))
+ expiry += key_gc_delay;
+ if (expiry > limit && expiry < new_timer) {
kdebug("will expire %x in %lld",
key_serial(key), key->expiry - limit);
new_timer = key->expiry;
@@ -276,7 +287,7 @@
*/
kdebug("pass complete");
- if (gc_state & KEY_GC_SET_TIMER && new_timer != (time64_t)TIME64_MAX) {
+ if (new_timer != TIME64_MAX) {
new_timer += key_gc_delay;
key_schedule_gc(new_timer);
}
diff --git a/security/keys/internal.h b/security/keys/internal.h
index 9b9cf3b..bede6c7 100644
--- a/security/keys/internal.h
+++ b/security/keys/internal.h
@@ -176,6 +176,7 @@
extern void keyring_gc(struct key *keyring, time64_t limit);
extern void keyring_restriction_gc(struct key *keyring,
struct key_type *dead_type);
+void key_set_expiry(struct key *key, time64_t expiry);
extern void key_schedule_gc(time64_t gc_at);
extern void key_schedule_gc_links(void);
extern void key_gc_keytype(struct key_type *ktype);
@@ -224,10 +225,18 @@
*/
static inline bool key_is_dead(const struct key *key, time64_t limit)
{
+ time64_t expiry = key->expiry;
+
+ if (expiry != TIME64_MAX) {
+ if (!(key->type->flags & KEY_TYPE_INSTANT_REAP))
+ expiry += key_gc_delay;
+ if (expiry <= limit)
+ return true;
+ }
+
return
key->flags & ((1 << KEY_FLAG_DEAD) |
(1 << KEY_FLAG_INVALIDATED)) ||
- (key->expiry > 0 && key->expiry <= limit) ||
key->domain_tag->removed;
}
diff --git a/security/keys/key.c b/security/keys/key.c
index c45afdd..e652406 100644
--- a/security/keys/key.c
+++ b/security/keys/key.c
@@ -294,6 +294,7 @@
key->uid = uid;
key->gid = gid;
key->perm = perm;
+ key->expiry = TIME64_MAX;
key->restrict_link = restrict_link;
key->last_used_at = ktime_get_real_seconds();
@@ -463,10 +464,7 @@
if (authkey)
key_invalidate(authkey);
- if (prep->expiry != TIME64_MAX) {
- key->expiry = prep->expiry;
- key_schedule_gc(prep->expiry + key_gc_delay);
- }
+ key_set_expiry(key, prep->expiry);
}
}
@@ -606,8 +604,7 @@
atomic_inc(&key->user->nikeys);
mark_key_instantiated(key, -error);
notify_key(key, NOTIFY_KEY_INSTANTIATED, -error);
- key->expiry = ktime_get_real_seconds() + timeout;
- key_schedule_gc(key->expiry + key_gc_delay);
+ key_set_expiry(key, ktime_get_real_seconds() + timeout);
if (test_and_clear_bit(KEY_FLAG_USER_CONSTRUCT, &key->flags))
awaken = 1;
@@ -722,16 +719,14 @@
void key_set_timeout(struct key *key, unsigned timeout)
{
- time64_t expiry = 0;
+ time64_t expiry = TIME64_MAX;
/* make the changes with the locks held to prevent races */
down_write(&key->sem);
if (timeout > 0)
expiry = ktime_get_real_seconds() + timeout;
-
- key->expiry = expiry;
- key_schedule_gc(key->expiry + key_gc_delay);
+ key_set_expiry(key, expiry);
up_write(&key->sem);
}
diff --git a/security/keys/proc.c b/security/keys/proc.c
index d0cde66..4f4e2c18 100644
--- a/security/keys/proc.c
+++ b/security/keys/proc.c
@@ -198,7 +198,7 @@
/* come up with a suitable timeout value */
expiry = READ_ONCE(key->expiry);
- if (expiry == 0) {
+ if (expiry == TIME64_MAX) {
memcpy(xbuf, "perm", 5);
} else if (now >= expiry) {
memcpy(xbuf, "expd", 5);
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 9e1e315..49a56d6 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -4778,6 +4778,13 @@
return -EINVAL;
addr4 = (struct sockaddr_in *)address;
if (family_sa == AF_UNSPEC) {
+ if (family == PF_INET6) {
+ /* Length check from inet6_bind_sk() */
+ if (addrlen < SIN6_LEN_RFC2133)
+ return -EINVAL;
+ /* Family check from __inet6_bind() */
+ goto err_af;
+ }
/* see __inet_bind(), we only want to allow
* AF_UNSPEC if the address is INADDR_ANY
*/
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 8219ef8..9a08244 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -6854,6 +6854,7 @@
ALC290_FIXUP_SUBWOOFER_HSJACK,
ALC269_FIXUP_THINKPAD_ACPI,
ALC269_FIXUP_DMIC_THINKPAD_ACPI,
+ ALC269VB_FIXUP_CHUWI_COREBOOK_XPRO,
ALC255_FIXUP_ACER_MIC_NO_PRESENCE,
ALC255_FIXUP_ASUS_MIC_NO_PRESENCE,
ALC255_FIXUP_DELL1_MIC_NO_PRESENCE,
@@ -7152,6 +7153,14 @@
.type = HDA_FIXUP_FUNC,
.v.func = alc269_fixup_pincfg_U7x7_headset_mic,
},
+ [ALC269VB_FIXUP_CHUWI_COREBOOK_XPRO] = {
+ .type = HDA_FIXUP_PINS,
+ .v.pins = (const struct hda_pintbl[]) {
+ { 0x18, 0x03a19020 }, /* headset mic */
+ { 0x1b, 0x90170150 }, /* speaker */
+ { }
+ },
+ },
[ALC269_FIXUP_AMIC] = {
.type = HDA_FIXUP_PINS,
.v.pins = (const struct hda_pintbl[]) {
@@ -9054,6 +9063,7 @@
SND_PCI_QUIRK(0x103c, 0x84da, "HP OMEN dc0019-ur", ALC295_FIXUP_HP_OMEN),
SND_PCI_QUIRK(0x103c, 0x84e7, "HP Pavilion 15", ALC269_FIXUP_HP_MUTE_LED_MIC3),
SND_PCI_QUIRK(0x103c, 0x8519, "HP Spectre x360 15-df0xxx", ALC285_FIXUP_HP_SPECTRE_X360),
+ SND_PCI_QUIRK(0x103c, 0x8537, "HP ProBook 440 G6", ALC236_FIXUP_HP_MUTE_LED_MICMUTE_VREF),
SND_PCI_QUIRK(0x103c, 0x860f, "HP ZBook 15 G6", ALC285_FIXUP_HP_GPIO_AMP_INIT),
SND_PCI_QUIRK(0x103c, 0x861f, "HP Elite Dragonfly G1", ALC285_FIXUP_HP_GPIO_AMP_INIT),
SND_PCI_QUIRK(0x103c, 0x869d, "HP", ALC236_FIXUP_HP_MUTE_LED),
@@ -9088,6 +9098,7 @@
SND_PCI_QUIRK(0x103c, 0x87f5, "HP", ALC287_FIXUP_HP_GPIO_LED),
SND_PCI_QUIRK(0x103c, 0x87f6, "HP Spectre x360 14", ALC245_FIXUP_HP_X360_AMP),
SND_PCI_QUIRK(0x103c, 0x87f7, "HP Spectre x360 14", ALC245_FIXUP_HP_X360_AMP),
+ SND_PCI_QUIRK(0x103c, 0x87fe, "HP Laptop 15s-fq2xxx", ALC236_FIXUP_HP_MUTE_LED_COEFBIT2),
SND_PCI_QUIRK(0x103c, 0x8805, "HP ProBook 650 G8 Notebook PC", ALC236_FIXUP_HP_GPIO_LED),
SND_PCI_QUIRK(0x103c, 0x880d, "HP EliteBook 830 G8 Notebook PC", ALC285_FIXUP_HP_GPIO_LED),
SND_PCI_QUIRK(0x103c, 0x8811, "HP Spectre x360 15-eb1xxx", ALC285_FIXUP_HP_SPECTRE_X360_EB1),
@@ -9401,6 +9412,7 @@
SND_PCI_QUIRK(0x1d72, 0x1901, "RedmiBook 14", ALC256_FIXUP_ASUS_HEADSET_MIC),
SND_PCI_QUIRK(0x1d72, 0x1945, "Redmi G", ALC256_FIXUP_ASUS_HEADSET_MIC),
SND_PCI_QUIRK(0x1d72, 0x1947, "RedmiBook Air", ALC255_FIXUP_XIAOMI_HEADSET_MIC),
+ SND_PCI_QUIRK(0x2782, 0x0232, "CHUWI CoreBook XPro", ALC269VB_FIXUP_CHUWI_COREBOOK_XPRO),
SND_PCI_QUIRK(0x8086, 0x2074, "Intel NUC 8", ALC233_FIXUP_INTEL_NUC8_DMIC),
SND_PCI_QUIRK(0x8086, 0x2080, "Intel NUC 8 Rugged", ALC256_FIXUP_INTEL_NUC8_RUGGED),
SND_PCI_QUIRK(0x8086, 0x2081, "Intel NUC 10", ALC256_FIXUP_INTEL_NUC10),
diff --git a/sound/pci/oxygen/oxygen_mixer.c b/sound/pci/oxygen/oxygen_mixer.c
index 46705ec..eb3aca1 100644
--- a/sound/pci/oxygen/oxygen_mixer.c
+++ b/sound/pci/oxygen/oxygen_mixer.c
@@ -718,7 +718,7 @@
oldreg = oxygen_read_ac97(chip, 1, AC97_REC_GAIN);
newreg = oldreg & ~0x0707;
newreg = newreg | (value->value.integer.value[0] & 7);
- newreg = newreg | ((value->value.integer.value[0] & 7) << 8);
+ newreg = newreg | ((value->value.integer.value[1] & 7) << 8);
change = newreg != oldreg;
if (change)
oxygen_write_ac97(chip, 1, AC97_REC_GAIN, newreg);
diff --git a/sound/soc/atmel/sam9g20_wm8731.c b/sound/soc/atmel/sam9g20_wm8731.c
index d243de5..8a55d59 100644
--- a/sound/soc/atmel/sam9g20_wm8731.c
+++ b/sound/soc/atmel/sam9g20_wm8731.c
@@ -46,6 +46,35 @@
*/
#undef ENABLE_MIC_INPUT
+static struct clk *mclk;
+
+static int at91sam9g20ek_set_bias_level(struct snd_soc_card *card,
+ struct snd_soc_dapm_context *dapm,
+ enum snd_soc_bias_level level)
+{
+ static int mclk_on;
+ int ret = 0;
+
+ switch (level) {
+ case SND_SOC_BIAS_ON:
+ case SND_SOC_BIAS_PREPARE:
+ if (!mclk_on)
+ ret = clk_enable(mclk);
+ if (ret == 0)
+ mclk_on = 1;
+ break;
+
+ case SND_SOC_BIAS_OFF:
+ case SND_SOC_BIAS_STANDBY:
+ if (mclk_on)
+ clk_disable(mclk);
+ mclk_on = 0;
+ break;
+ }
+
+ return ret;
+}
+
static const struct snd_soc_dapm_widget at91sam9g20ek_dapm_widgets[] = {
SND_SOC_DAPM_MIC("Int Mic", NULL),
SND_SOC_DAPM_SPK("Ext Spk", NULL),
@@ -106,6 +135,7 @@
.owner = THIS_MODULE,
.dai_link = &at91sam9g20ek_dai,
.num_links = 1,
+ .set_bias_level = at91sam9g20ek_set_bias_level,
.dapm_widgets = at91sam9g20ek_dapm_widgets,
.num_dapm_widgets = ARRAY_SIZE(at91sam9g20ek_dapm_widgets),
@@ -118,6 +148,7 @@
{
struct device_node *np = pdev->dev.of_node;
struct device_node *codec_np, *cpu_np;
+ struct clk *pllb;
struct snd_soc_card *card = &snd_soc_at91sam9g20ek;
int ret;
@@ -131,6 +162,31 @@
return -EINVAL;
}
+ /*
+ * Codec MCLK is supplied by PCK0 - set it up.
+ */
+ mclk = clk_get(NULL, "pck0");
+ if (IS_ERR(mclk)) {
+ dev_err(&pdev->dev, "Failed to get MCLK\n");
+ ret = PTR_ERR(mclk);
+ goto err;
+ }
+
+ pllb = clk_get(NULL, "pllb");
+ if (IS_ERR(pllb)) {
+ dev_err(&pdev->dev, "Failed to get PLLB\n");
+ ret = PTR_ERR(pllb);
+ goto err_mclk;
+ }
+ ret = clk_set_parent(mclk, pllb);
+ clk_put(pllb);
+ if (ret != 0) {
+ dev_err(&pdev->dev, "Failed to set MCLK parent\n");
+ goto err_mclk;
+ }
+
+ clk_set_rate(mclk, MCLK_RATE);
+
card->dev = &pdev->dev;
/* Parse device node info */
@@ -174,6 +230,9 @@
return ret;
+err_mclk:
+ clk_put(mclk);
+ mclk = NULL;
err:
atmel_ssc_put_audio(0);
return ret;
@@ -183,6 +242,8 @@
{
struct snd_soc_card *card = platform_get_drvdata(pdev);
+ clk_disable(mclk);
+ mclk = NULL;
snd_soc_unregister_card(card);
atmel_ssc_put_audio(0);
diff --git a/sound/soc/codecs/cs35l33.c b/sound/soc/codecs/cs35l33.c
index 2a6f5e4..3ea311f 100644
--- a/sound/soc/codecs/cs35l33.c
+++ b/sound/soc/codecs/cs35l33.c
@@ -22,13 +22,11 @@
#include <sound/soc-dapm.h>
#include <sound/initval.h>
#include <sound/tlv.h>
-#include <linux/gpio.h>
#include <linux/gpio/consumer.h>
#include <sound/cs35l33.h>
#include <linux/pm_runtime.h>
#include <linux/regulator/consumer.h>
#include <linux/regulator/machine.h>
-#include <linux/of_gpio.h>
#include <linux/of.h>
#include <linux/of_device.h>
#include <linux/of_irq.h>
@@ -1169,7 +1167,7 @@
/* We could issue !RST or skip it based on AMP topology */
cs35l33->reset_gpio = devm_gpiod_get_optional(&i2c_client->dev,
- "reset-gpios", GPIOD_OUT_HIGH);
+ "reset", GPIOD_OUT_HIGH);
if (IS_ERR(cs35l33->reset_gpio)) {
dev_err(&i2c_client->dev, "%s ERROR: Can't get reset GPIO\n",
__func__);
diff --git a/sound/soc/codecs/cs35l34.c b/sound/soc/codecs/cs35l34.c
index ed67824..be0edee 100644
--- a/sound/soc/codecs/cs35l34.c
+++ b/sound/soc/codecs/cs35l34.c
@@ -20,14 +20,12 @@
#include <linux/regulator/machine.h>
#include <linux/pm_runtime.h>
#include <linux/of_device.h>
-#include <linux/of_gpio.h>
#include <linux/of_irq.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
#include <sound/soc-dapm.h>
-#include <linux/gpio.h>
#include <linux/gpio/consumer.h>
#include <sound/initval.h>
#include <sound/tlv.h>
@@ -1063,7 +1061,7 @@
dev_err(&i2c_client->dev, "Failed to request IRQ: %d\n", ret);
cs35l34->reset_gpio = devm_gpiod_get_optional(&i2c_client->dev,
- "reset-gpios", GPIOD_OUT_LOW);
+ "reset", GPIOD_OUT_LOW);
if (IS_ERR(cs35l34->reset_gpio)) {
ret = PTR_ERR(cs35l34->reset_gpio);
goto err_regulator;
diff --git a/sound/soc/codecs/cs43130.c b/sound/soc/codecs/cs43130.c
index 44b20c1..d3edc57 100644
--- a/sound/soc/codecs/cs43130.c
+++ b/sound/soc/codecs/cs43130.c
@@ -579,7 +579,7 @@
break;
case SND_SOC_DAIFMT_LEFT_J:
hi_size = bitwidth_sclk;
- frm_delay = 2;
+ frm_delay = 0;
frm_phase = 1;
break;
case SND_SOC_DAIFMT_DSP_A:
@@ -1684,7 +1684,7 @@
return cs43130_show_dc(dev, buf, HP_RIGHT);
}
-static u16 const cs43130_ac_freq[CS43130_AC_FREQ] = {
+static const u16 cs43130_ac_freq[CS43130_AC_FREQ] = {
24,
43,
93,
@@ -2365,7 +2365,7 @@
.use_single_write = true,
};
-static u16 const cs43130_dc_threshold[CS43130_DC_THRESHOLD] = {
+static const u16 cs43130_dc_threshold[CS43130_DC_THRESHOLD] = {
50,
120,
};
diff --git a/sound/soc/codecs/da7219-aad.c b/sound/soc/codecs/da7219-aad.c
index 7d18de9..4dc6eed 100644
--- a/sound/soc/codecs/da7219-aad.c
+++ b/sound/soc/codecs/da7219-aad.c
@@ -654,7 +654,7 @@
aad_pdata->mic_det_thr =
da7219_aad_fw_mic_det_thr(dev, fw_val32);
else
- aad_pdata->mic_det_thr = DA7219_AAD_MIC_DET_THR_500_OHMS;
+ aad_pdata->mic_det_thr = DA7219_AAD_MIC_DET_THR_200_OHMS;
if (fwnode_property_read_u32(aad_np, "dlg,jack-ins-deb", &fw_val32) >= 0)
aad_pdata->jack_ins_deb =
diff --git a/sound/soc/codecs/hdmi-codec.c b/sound/soc/codecs/hdmi-codec.c
index 0a7e2f8..410fb59 100644
--- a/sound/soc/codecs/hdmi-codec.c
+++ b/sound/soc/codecs/hdmi-codec.c
@@ -843,8 +843,9 @@
static void hdmi_codec_jack_report(struct hdmi_codec_priv *hcp,
unsigned int jack_status)
{
- if (hcp->jack && jack_status != hcp->jack_status) {
- snd_soc_jack_report(hcp->jack, jack_status, SND_JACK_LINEOUT);
+ if (jack_status != hcp->jack_status) {
+ if (hcp->jack)
+ snd_soc_jack_report(hcp->jack, jack_status, SND_JACK_LINEOUT);
hcp->jack_status = jack_status;
}
}
@@ -873,6 +874,13 @@
if (hcp->hcd.ops->hook_plugged_cb) {
hcp->jack = jack;
+
+ /*
+ * Report the initial jack status which may have been provided
+ * by the parent hdmi driver while the hpd hook was registered.
+ */
+ snd_soc_jack_report(jack, hcp->jack_status, SND_JACK_LINEOUT);
+
return 0;
}
diff --git a/sound/soc/codecs/nau8822.c b/sound/soc/codecs/nau8822.c
index b436e53..6ffd0f5 100644
--- a/sound/soc/codecs/nau8822.c
+++ b/sound/soc/codecs/nau8822.c
@@ -184,6 +184,7 @@
struct soc_bytes_ext *params = (void *)kcontrol->private_value;
int i, reg;
u16 reg_val, *val;
+ __be16 tmp;
val = (u16 *)ucontrol->value.bytes.data;
reg = NAU8822_REG_EQ1;
@@ -192,8 +193,8 @@
/* conversion of 16-bit integers between native CPU format
* and big endian format
*/
- reg_val = cpu_to_be16(reg_val);
- memcpy(val + i, ®_val, sizeof(reg_val));
+ tmp = cpu_to_be16(reg_val);
+ memcpy(val + i, &tmp, sizeof(tmp));
}
return 0;
@@ -216,6 +217,7 @@
void *data;
u16 *val, value;
int i, reg, ret;
+ __be16 *tmp;
data = kmemdup(ucontrol->value.bytes.data,
params->max, GFP_KERNEL | GFP_DMA);
@@ -228,7 +230,8 @@
/* conversion of 16-bit integers between native CPU format
* and big endian format
*/
- value = be16_to_cpu(*(val + i));
+ tmp = (__be16 *)(val + i);
+ value = be16_to_cpup(tmp);
ret = snd_soc_component_write(component, reg + i, value);
if (ret) {
dev_err(component->dev,
diff --git a/sound/soc/codecs/rt5645.c b/sound/soc/codecs/rt5645.c
index 385f2cc..2fdfec5 100644
--- a/sound/soc/codecs/rt5645.c
+++ b/sound/soc/codecs/rt5645.c
@@ -448,6 +448,7 @@
struct regulator_bulk_data supplies[ARRAY_SIZE(rt5645_supply_names)];
struct rt5645_eq_param_s *eq_param;
struct timer_list btn_check_timer;
+ struct mutex jd_mutex;
int codec_type;
int sysclk;
@@ -3189,6 +3190,8 @@
rt5645_enable_push_button_irq(component, true);
}
} else {
+ if (rt5645->en_button_func)
+ rt5645_enable_push_button_irq(component, false);
snd_soc_dapm_disable_pin(dapm, "Mic Det Power");
snd_soc_dapm_sync(dapm);
rt5645->jack_type = SND_JACK_HEADPHONE;
@@ -3269,6 +3272,8 @@
if (!rt5645->component)
return;
+ mutex_lock(&rt5645->jd_mutex);
+
switch (rt5645->pdata.jd_mode) {
case 0: /* Not using rt5645 JD */
if (rt5645->gpiod_hp_det) {
@@ -3295,7 +3300,7 @@
if (!val && (rt5645->jack_type == 0)) { /* jack in */
report = rt5645_jack_detect(rt5645->component, 1);
- } else if (!val && rt5645->jack_type != 0) {
+ } else if (!val && rt5645->jack_type == SND_JACK_HEADSET) {
/* for push button and jack out */
btn_type = 0;
if (snd_soc_component_read(rt5645->component, RT5645_INT_IRQ_ST) & 0x4) {
@@ -3351,6 +3356,8 @@
rt5645_jack_detect(rt5645->component, 0);
}
+ mutex_unlock(&rt5645->jd_mutex);
+
snd_soc_jack_report(rt5645->hp_jack, report, SND_JACK_HEADPHONE);
snd_soc_jack_report(rt5645->mic_jack, report, SND_JACK_MICROPHONE);
if (rt5645->en_button_func)
@@ -3821,14 +3828,6 @@
},
.driver_data = (void *)&ecs_ef20_platform_data,
},
- {
- .ident = "EF20EA",
- .callback = cht_rt5645_ef20_quirk_cb,
- .matches = {
- DMI_MATCH(DMI_PRODUCT_NAME, "EF20EA"),
- },
- .driver_data = (void *)&ecs_ef20_platform_data,
- },
{ }
};
@@ -4121,6 +4120,7 @@
}
timer_setup(&rt5645->btn_check_timer, rt5645_btn_check_callback, 0);
+ mutex_init(&rt5645->jd_mutex);
INIT_DELAYED_WORK(&rt5645->jack_detect_work, rt5645_jack_detect_work);
INIT_DELAYED_WORK(&rt5645->rcclock_work, rt5645_rcclock_work);
diff --git a/sound/soc/codecs/wm8974.c b/sound/soc/codecs/wm8974.c
index fdc68ab..9eeac34 100644
--- a/sound/soc/codecs/wm8974.c
+++ b/sound/soc/codecs/wm8974.c
@@ -186,7 +186,7 @@
/* Boost mixer */
static const struct snd_kcontrol_new wm8974_boost_mixer[] = {
-SOC_DAPM_SINGLE("Aux Switch", WM8974_INPPGA, 6, 1, 1),
+SOC_DAPM_SINGLE("PGA Switch", WM8974_INPPGA, 6, 1, 1),
};
/* Input PGA */
@@ -246,8 +246,8 @@
/* Boost Mixer */
{"ADC", NULL, "Boost Mixer"},
- {"Boost Mixer", "Aux Switch", "Aux Input"},
- {"Boost Mixer", NULL, "Input PGA"},
+ {"Boost Mixer", NULL, "Aux Input"},
+ {"Boost Mixer", "PGA Switch", "Input PGA"},
{"Boost Mixer", NULL, "MICP"},
/* Input PGA */
diff --git a/sound/soc/fsl/fsl_rpmsg.c b/sound/soc/fsl/fsl_rpmsg.c
index d60f4da..e82c0e6a 100644
--- a/sound/soc/fsl/fsl_rpmsg.c
+++ b/sound/soc/fsl/fsl_rpmsg.c
@@ -191,7 +191,7 @@
ret = devm_snd_soc_register_component(&pdev->dev, &fsl_component,
&fsl_rpmsg_dai, 1);
if (ret)
- return ret;
+ goto err_pm_disable;
rpmsg->card_pdev = platform_device_register_data(&pdev->dev,
"imx-audio-rpmsg",
@@ -201,16 +201,22 @@
if (IS_ERR(rpmsg->card_pdev)) {
dev_err(&pdev->dev, "failed to register rpmsg card\n");
ret = PTR_ERR(rpmsg->card_pdev);
- return ret;
+ goto err_pm_disable;
}
return 0;
+
+err_pm_disable:
+ pm_runtime_disable(&pdev->dev);
+ return ret;
}
static int fsl_rpmsg_remove(struct platform_device *pdev)
{
struct fsl_rpmsg *rpmsg = platform_get_drvdata(pdev);
+ pm_runtime_disable(&pdev->dev);
+
if (rpmsg->card_pdev)
platform_device_unregister(rpmsg->card_pdev);
diff --git a/sound/soc/intel/boards/bytcr_rt5640.c b/sound/soc/intel/boards/bytcr_rt5640.c
index 4df1be8..49dfbd2 100644
--- a/sound/soc/intel/boards/bytcr_rt5640.c
+++ b/sound/soc/intel/boards/bytcr_rt5640.c
@@ -870,6 +870,18 @@
BYT_RT5640_SSP0_AIF1 |
BYT_RT5640_MCLK_EN),
},
+ {
+ /* Medion Lifetab S10346 */
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
+ DMI_MATCH(DMI_BOARD_NAME, "Aptio CRB"),
+ /* Above strings are much too generic, also match on BIOS date */
+ DMI_MATCH(DMI_BIOS_DATE, "10/22/2015"),
+ },
+ .driver_data = (void *)(BYTCR_INPUT_DEFAULTS |
+ BYT_RT5640_SSP0_AIF1 |
+ BYT_RT5640_MCLK_EN),
+ },
{ /* Mele PCG03 Mini PC */
.matches = {
DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "Mini PC"),
diff --git a/sound/soc/intel/skylake/skl-pcm.c b/sound/soc/intel/skylake/skl-pcm.c
index e4aa366..5b391f1 100644
--- a/sound/soc/intel/skylake/skl-pcm.c
+++ b/sound/soc/intel/skylake/skl-pcm.c
@@ -251,8 +251,10 @@
snd_pcm_set_sync(substream);
mconfig = skl_tplg_fe_get_cpr_module(dai, substream->stream);
- if (!mconfig)
+ if (!mconfig) {
+ kfree(dma_params);
return -EINVAL;
+ }
skl_tplg_d0i3_get(skl, mconfig->d0i3_caps);
@@ -1468,6 +1470,7 @@
dais = krealloc(skl->dais, sizeof(skl_fe_dai) +
sizeof(skl_platform_dai), GFP_KERNEL);
if (!dais) {
+ kfree(skl->dais);
ret = -ENOMEM;
goto err;
}
@@ -1480,8 +1483,10 @@
ret = devm_snd_soc_register_component(dev, &skl_component,
skl->dais, num_dais);
- if (ret)
+ if (ret) {
+ kfree(skl->dais);
dev_err(dev, "soc component registration failed %d\n", ret);
+ }
err:
return ret;
}
diff --git a/sound/soc/intel/skylake/skl-sst-ipc.c b/sound/soc/intel/skylake/skl-sst-ipc.c
index 7a42527..fd9624a 100644
--- a/sound/soc/intel/skylake/skl-sst-ipc.c
+++ b/sound/soc/intel/skylake/skl-sst-ipc.c
@@ -1003,8 +1003,10 @@
reply.size = (reply.header >> 32) & IPC_DATA_OFFSET_SZ_MASK;
buf = krealloc(reply.data, reply.size, GFP_KERNEL);
- if (!buf)
+ if (!buf) {
+ kfree(reply.data);
return -ENOMEM;
+ }
*payload = buf;
*bytes = reply.size;
diff --git a/sound/soc/meson/g12a-toacodec.c b/sound/soc/meson/g12a-toacodec.c
index 1dfee13..1cd62ba 100644
--- a/sound/soc/meson/g12a-toacodec.c
+++ b/sound/soc/meson/g12a-toacodec.c
@@ -71,6 +71,9 @@
struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
unsigned int mux, reg;
+ if (ucontrol->value.enumerated.item[0] >= e->items)
+ return -EINVAL;
+
mux = snd_soc_enum_item_to_val(e, ucontrol->value.enumerated.item[0]);
regmap_field_read(priv->field_dat_sel, ®);
@@ -101,7 +104,7 @@
snd_soc_dapm_mux_update_power(dapm, kcontrol, mux, e, NULL);
- return 0;
+ return 1;
}
static SOC_ENUM_SINGLE_DECL(g12a_toacodec_mux_enum, TOACODEC_CTRL0,
diff --git a/sound/soc/meson/g12a-tohdmitx.c b/sound/soc/meson/g12a-tohdmitx.c
index 6c99052..4a9b6742 100644
--- a/sound/soc/meson/g12a-tohdmitx.c
+++ b/sound/soc/meson/g12a-tohdmitx.c
@@ -45,6 +45,9 @@
struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
unsigned int mux, changed;
+ if (ucontrol->value.enumerated.item[0] >= e->items)
+ return -EINVAL;
+
mux = snd_soc_enum_item_to_val(e, ucontrol->value.enumerated.item[0]);
changed = snd_soc_component_test_bits(component, e->reg,
CTRL0_I2S_DAT_SEL,
@@ -93,6 +96,9 @@
struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
unsigned int mux, changed;
+ if (ucontrol->value.enumerated.item[0] >= e->items)
+ return -EINVAL;
+
mux = snd_soc_enum_item_to_val(e, ucontrol->value.enumerated.item[0]);
changed = snd_soc_component_test_bits(component, TOHDMITX_CTRL0,
CTRL0_SPDIF_SEL,
@@ -112,7 +118,7 @@
snd_soc_dapm_mux_update_power(dapm, kcontrol, mux, e, NULL);
- return 0;
+ return 1;
}
static SOC_ENUM_SINGLE_DECL(g12a_tohdmitx_spdif_mux_enum, TOHDMITX_CTRL0,
diff --git a/sound/soc/soc-ops.c b/sound/soc/soc-ops.c
index 12effaa..c56379f 100644
--- a/sound/soc/soc-ops.c
+++ b/sound/soc/soc-ops.c
@@ -644,7 +644,7 @@
kctl = snd_soc_card_get_kcontrol(card, name);
if (kctl) {
struct soc_mixer_control *mc = (struct soc_mixer_control *)kctl->private_value;
- if (max <= mc->max) {
+ if (max <= mc->max - mc->min) {
mc->platform_max = max;
ret = 0;
}
diff --git a/sound/usb/mixer_scarlett_gen2.c b/sound/usb/mixer_scarlett_gen2.c
index 53ebabf..0a9025e 100644
--- a/sound/usb/mixer_scarlett_gen2.c
+++ b/sound/usb/mixer_scarlett_gen2.c
@@ -1213,9 +1213,11 @@
{
__le32 req = cpu_to_le32(SCARLETT2_USB_CONFIG_SAVE);
- scarlett2_usb(mixer, SCARLETT2_USB_DATA_CMD,
- &req, sizeof(u32),
- NULL, 0);
+ int err = scarlett2_usb(mixer, SCARLETT2_USB_DATA_CMD,
+ &req, sizeof(u32),
+ NULL, 0);
+ if (err < 0)
+ usb_audio_err(mixer->chip, "config save failed: %d\n", err);
}
/* Delayed work to save config */
@@ -1264,7 +1266,10 @@
size = 1;
offset = config_item->offset;
- scarlett2_usb_get(mixer, offset, &tmp, 1);
+ err = scarlett2_usb_get(mixer, offset, &tmp, 1);
+ if (err < 0)
+ return err;
+
if (value)
tmp |= (1 << index);
else
@@ -1669,14 +1674,20 @@
struct usb_mixer_elem_info *elem = kctl->private_data;
struct usb_mixer_interface *mixer = elem->head.mixer;
struct scarlett2_data *private = mixer->private_data;
+ int err = 0;
mutex_lock(&private->data_mutex);
- if (private->sync_updated)
- scarlett2_update_sync(mixer);
- ucontrol->value.enumerated.item[0] = private->sync;
- mutex_unlock(&private->data_mutex);
- return 0;
+ if (private->sync_updated) {
+ err = scarlett2_update_sync(mixer);
+ if (err < 0)
+ goto unlock;
+ }
+ ucontrol->value.enumerated.item[0] = private->sync;
+
+unlock:
+ mutex_unlock(&private->data_mutex);
+ return err;
}
static const struct snd_kcontrol_new scarlett2_sync_ctl = {
@@ -1759,22 +1770,35 @@
struct usb_mixer_elem_info *elem = kctl->private_data;
struct usb_mixer_interface *mixer = elem->head.mixer;
struct scarlett2_data *private = mixer->private_data;
+ int err = 0;
mutex_lock(&private->data_mutex);
- if (private->vol_updated)
- scarlett2_update_volumes(mixer);
- mutex_unlock(&private->data_mutex);
+ if (private->vol_updated) {
+ err = scarlett2_update_volumes(mixer);
+ if (err < 0)
+ goto unlock;
+ }
ucontrol->value.integer.value[0] = private->master_vol;
- return 0;
+
+unlock:
+ mutex_unlock(&private->data_mutex);
+ return err;
}
static int line_out_remap(struct scarlett2_data *private, int index)
{
const struct scarlett2_device_info *info = private->info;
+ const int (*port_count)[SCARLETT2_PORT_DIRNS] = info->port_count;
+ int line_out_count =
+ port_count[SCARLETT2_PORT_TYPE_ANALOGUE][SCARLETT2_PORT_OUT];
if (!info->line_out_remap_enable)
return index;
+
+ if (index >= line_out_count)
+ return index;
+
return info->line_out_remap[index];
}
@@ -1785,14 +1809,20 @@
struct usb_mixer_interface *mixer = elem->head.mixer;
struct scarlett2_data *private = mixer->private_data;
int index = line_out_remap(private, elem->control);
+ int err = 0;
mutex_lock(&private->data_mutex);
- if (private->vol_updated)
- scarlett2_update_volumes(mixer);
- mutex_unlock(&private->data_mutex);
+ if (private->vol_updated) {
+ err = scarlett2_update_volumes(mixer);
+ if (err < 0)
+ goto unlock;
+ }
ucontrol->value.integer.value[0] = private->vol[index];
- return 0;
+
+unlock:
+ mutex_unlock(&private->data_mutex);
+ return err;
}
static int scarlett2_volume_ctl_put(struct snd_kcontrol *kctl,
@@ -1859,14 +1889,20 @@
struct usb_mixer_interface *mixer = elem->head.mixer;
struct scarlett2_data *private = mixer->private_data;
int index = line_out_remap(private, elem->control);
+ int err = 0;
mutex_lock(&private->data_mutex);
- if (private->vol_updated)
- scarlett2_update_volumes(mixer);
- mutex_unlock(&private->data_mutex);
+ if (private->vol_updated) {
+ err = scarlett2_update_volumes(mixer);
+ if (err < 0)
+ goto unlock;
+ }
ucontrol->value.integer.value[0] = private->mute_switch[index];
- return 0;
+
+unlock:
+ mutex_unlock(&private->data_mutex);
+ return err;
}
static int scarlett2_mute_ctl_put(struct snd_kcontrol *kctl,
@@ -2112,14 +2148,20 @@
const struct scarlett2_device_info *info = private->info;
int index = elem->control + info->level_input_first;
+ int err = 0;
mutex_lock(&private->data_mutex);
- if (private->input_other_updated)
- scarlett2_update_input_other(mixer);
- ucontrol->value.enumerated.item[0] = private->level_switch[index];
- mutex_unlock(&private->data_mutex);
- return 0;
+ if (private->input_other_updated) {
+ err = scarlett2_update_input_other(mixer);
+ if (err < 0)
+ goto unlock;
+ }
+ ucontrol->value.enumerated.item[0] = private->level_switch[index];
+
+unlock:
+ mutex_unlock(&private->data_mutex);
+ return err;
}
static int scarlett2_level_enum_ctl_put(struct snd_kcontrol *kctl,
@@ -2170,15 +2212,21 @@
struct usb_mixer_elem_info *elem = kctl->private_data;
struct usb_mixer_interface *mixer = elem->head.mixer;
struct scarlett2_data *private = mixer->private_data;
+ int err = 0;
mutex_lock(&private->data_mutex);
- if (private->input_other_updated)
- scarlett2_update_input_other(mixer);
+
+ if (private->input_other_updated) {
+ err = scarlett2_update_input_other(mixer);
+ if (err < 0)
+ goto unlock;
+ }
ucontrol->value.integer.value[0] =
private->pad_switch[elem->control];
- mutex_unlock(&private->data_mutex);
- return 0;
+unlock:
+ mutex_unlock(&private->data_mutex);
+ return err;
}
static int scarlett2_pad_ctl_put(struct snd_kcontrol *kctl,
@@ -2228,14 +2276,20 @@
struct usb_mixer_elem_info *elem = kctl->private_data;
struct usb_mixer_interface *mixer = elem->head.mixer;
struct scarlett2_data *private = mixer->private_data;
+ int err = 0;
mutex_lock(&private->data_mutex);
- if (private->input_other_updated)
- scarlett2_update_input_other(mixer);
- ucontrol->value.integer.value[0] = private->air_switch[elem->control];
- mutex_unlock(&private->data_mutex);
- return 0;
+ if (private->input_other_updated) {
+ err = scarlett2_update_input_other(mixer);
+ if (err < 0)
+ goto unlock;
+ }
+ ucontrol->value.integer.value[0] = private->air_switch[elem->control];
+
+unlock:
+ mutex_unlock(&private->data_mutex);
+ return err;
}
static int scarlett2_air_ctl_put(struct snd_kcontrol *kctl,
@@ -2285,15 +2339,21 @@
struct usb_mixer_elem_info *elem = kctl->private_data;
struct usb_mixer_interface *mixer = elem->head.mixer;
struct scarlett2_data *private = mixer->private_data;
+ int err = 0;
mutex_lock(&private->data_mutex);
- if (private->input_other_updated)
- scarlett2_update_input_other(mixer);
+
+ if (private->input_other_updated) {
+ err = scarlett2_update_input_other(mixer);
+ if (err < 0)
+ goto unlock;
+ }
ucontrol->value.integer.value[0] =
private->phantom_switch[elem->control];
- mutex_unlock(&private->data_mutex);
- return 0;
+unlock:
+ mutex_unlock(&private->data_mutex);
+ return err;
}
static int scarlett2_phantom_ctl_put(struct snd_kcontrol *kctl,
@@ -2465,14 +2525,20 @@
struct usb_mixer_elem_info *elem = kctl->private_data;
struct usb_mixer_interface *mixer = elem->head.mixer;
struct scarlett2_data *private = elem->head.mixer->private_data;
+ int err = 0;
mutex_lock(&private->data_mutex);
- if (private->monitor_other_updated)
- scarlett2_update_monitor_other(mixer);
- ucontrol->value.enumerated.item[0] = private->direct_monitor_switch;
- mutex_unlock(&private->data_mutex);
- return 0;
+ if (private->monitor_other_updated) {
+ err = scarlett2_update_monitor_other(mixer);
+ if (err < 0)
+ goto unlock;
+ }
+ ucontrol->value.enumerated.item[0] = private->direct_monitor_switch;
+
+unlock:
+ mutex_unlock(&private->data_mutex);
+ return err;
}
static int scarlett2_direct_monitor_ctl_put(
@@ -2572,14 +2638,20 @@
struct usb_mixer_elem_info *elem = kctl->private_data;
struct usb_mixer_interface *mixer = elem->head.mixer;
struct scarlett2_data *private = mixer->private_data;
+ int err = 0;
mutex_lock(&private->data_mutex);
- if (private->monitor_other_updated)
- scarlett2_update_monitor_other(mixer);
- ucontrol->value.enumerated.item[0] = private->speaker_switching_switch;
- mutex_unlock(&private->data_mutex);
- return 0;
+ if (private->monitor_other_updated) {
+ err = scarlett2_update_monitor_other(mixer);
+ if (err < 0)
+ goto unlock;
+ }
+ ucontrol->value.enumerated.item[0] = private->speaker_switching_switch;
+
+unlock:
+ mutex_unlock(&private->data_mutex);
+ return err;
}
/* when speaker switching gets enabled, switch the main/alt speakers
@@ -2727,14 +2799,20 @@
struct usb_mixer_elem_info *elem = kctl->private_data;
struct usb_mixer_interface *mixer = elem->head.mixer;
struct scarlett2_data *private = mixer->private_data;
+ int err = 0;
mutex_lock(&private->data_mutex);
- if (private->monitor_other_updated)
- scarlett2_update_monitor_other(mixer);
- ucontrol->value.enumerated.item[0] = private->talkback_switch;
- mutex_unlock(&private->data_mutex);
- return 0;
+ if (private->monitor_other_updated) {
+ err = scarlett2_update_monitor_other(mixer);
+ if (err < 0)
+ goto unlock;
+ }
+ ucontrol->value.enumerated.item[0] = private->talkback_switch;
+
+unlock:
+ mutex_unlock(&private->data_mutex);
+ return err;
}
static int scarlett2_talkback_enum_ctl_put(
@@ -2882,14 +2960,20 @@
struct usb_mixer_elem_info *elem = kctl->private_data;
struct usb_mixer_interface *mixer = elem->head.mixer;
struct scarlett2_data *private = mixer->private_data;
+ int err = 0;
mutex_lock(&private->data_mutex);
- if (private->vol_updated)
- scarlett2_update_volumes(mixer);
- mutex_unlock(&private->data_mutex);
+ if (private->vol_updated) {
+ err = scarlett2_update_volumes(mixer);
+ if (err < 0)
+ goto unlock;
+ }
ucontrol->value.integer.value[0] = private->dim_mute[elem->control];
- return 0;
+
+unlock:
+ mutex_unlock(&private->data_mutex);
+ return err;
}
static int scarlett2_dim_mute_ctl_put(struct snd_kcontrol *kctl,
@@ -3153,7 +3237,8 @@
mutex_lock(&private->data_mutex);
oval = private->mix[index];
- val = ucontrol->value.integer.value[0];
+ val = clamp(ucontrol->value.integer.value[0],
+ 0L, (long)SCARLETT2_MIXER_MAX_VALUE);
num_mixer_in = port_count[SCARLETT2_PORT_TYPE_MIX][SCARLETT2_PORT_OUT];
mix_num = index / num_mixer_in;
@@ -3259,22 +3344,21 @@
struct usb_mixer_elem_info *elem = kctl->private_data;
struct usb_mixer_interface *mixer = elem->head.mixer;
struct scarlett2_data *private = mixer->private_data;
- const struct scarlett2_device_info *info = private->info;
- const int (*port_count)[SCARLETT2_PORT_DIRNS] = info->port_count;
- int line_out_count =
- port_count[SCARLETT2_PORT_TYPE_ANALOGUE][SCARLETT2_PORT_OUT];
- int index = elem->control;
-
- if (index < line_out_count)
- index = line_out_remap(private, index);
+ int index = line_out_remap(private, elem->control);
+ int err = 0;
mutex_lock(&private->data_mutex);
- if (private->mux_updated)
- scarlett2_usb_get_mux(mixer);
- ucontrol->value.enumerated.item[0] = private->mux[index];
- mutex_unlock(&private->data_mutex);
- return 0;
+ if (private->mux_updated) {
+ err = scarlett2_usb_get_mux(mixer);
+ if (err < 0)
+ goto unlock;
+ }
+ ucontrol->value.enumerated.item[0] = private->mux[index];
+
+unlock:
+ mutex_unlock(&private->data_mutex);
+ return err;
}
static int scarlett2_mux_src_enum_ctl_put(struct snd_kcontrol *kctl,
@@ -3283,16 +3367,9 @@
struct usb_mixer_elem_info *elem = kctl->private_data;
struct usb_mixer_interface *mixer = elem->head.mixer;
struct scarlett2_data *private = mixer->private_data;
- const struct scarlett2_device_info *info = private->info;
- const int (*port_count)[SCARLETT2_PORT_DIRNS] = info->port_count;
- int line_out_count =
- port_count[SCARLETT2_PORT_TYPE_ANALOGUE][SCARLETT2_PORT_OUT];
- int index = elem->control;
+ int index = line_out_remap(private, elem->control);
int oval, val, err = 0;
- if (index < line_out_count)
- index = line_out_remap(private, index);
-
mutex_lock(&private->data_mutex);
oval = private->mux[index];
diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c
index 20cb457..7eb6b22 100644
--- a/sound/usb/quirks.c
+++ b/sound/usb/quirks.c
@@ -1125,7 +1125,7 @@
static int snd_usb_motu_m_series_boot_quirk(struct usb_device *dev)
{
- msleep(2000);
+ msleep(4000);
return 0;
}
@@ -1364,7 +1364,7 @@
unsigned int id)
{
switch (id) {
- case USB_ID(0x07fd, 0x0008): /* MOTU M Series */
+ case USB_ID(0x07fd, 0x0008): /* MOTU M Series, 1st hardware version */
return snd_usb_motu_m_series_boot_quirk(dev);
}
diff --git a/tools/include/uapi/linux/bpf.h b/tools/include/uapi/linux/bpf.h
index 1e3e3f1..d83eaa3 100644
--- a/tools/include/uapi/linux/bpf.h
+++ b/tools/include/uapi/linux/bpf.h
@@ -4245,6 +4245,8 @@
* long bpf_get_task_stack(struct task_struct *task, void *buf, u32 size, u64 flags)
* Description
* Return a user or a kernel stack in bpf program provided buffer.
+ * Note: the user stack will only be populated if the *task* is
+ * the current task; all other tasks will return -EOPNOTSUPP.
* To achieve this, the helper needs *task*, which is a valid
* pointer to **struct task_struct**. To store the stacktrace, the
* bpf program provides *buf* with a nonnegative *size*.
@@ -4256,6 +4258,7 @@
*
* **BPF_F_USER_STACK**
* Collect a user space stack instead of a kernel stack.
+ * The *task* must be the current task.
* **BPF_F_USER_BUILD_ID**
* Collect buildid+offset instead of ips for user stack,
* only valid if **BPF_F_USER_STACK** is also specified.
diff --git a/tools/lib/api/io.h b/tools/lib/api/io.h
index 777c20f..458acd2 100644
--- a/tools/lib/api/io.h
+++ b/tools/lib/api/io.h
@@ -9,6 +9,7 @@
#include <stdlib.h>
#include <unistd.h>
+#include <linux/types.h>
struct io {
/* File descriptor being read/ */
diff --git a/tools/perf/util/bpf-event.c b/tools/perf/util/bpf-event.c
index cf1b9f6..ce74bc3 100644
--- a/tools/perf/util/bpf-event.c
+++ b/tools/perf/util/bpf-event.c
@@ -554,9 +554,9 @@
return evlist__add_sb_event(evlist, &attr, bpf_event__sb_cb, env);
}
-void bpf_event__print_bpf_prog_info(struct bpf_prog_info *info,
- struct perf_env *env,
- FILE *fp)
+void __bpf_event__print_bpf_prog_info(struct bpf_prog_info *info,
+ struct perf_env *env,
+ FILE *fp)
{
__u32 *prog_lens = (__u32 *)(uintptr_t)(info->jited_func_lens);
__u64 *prog_addrs = (__u64 *)(uintptr_t)(info->jited_ksyms);
@@ -572,7 +572,7 @@
if (info->btf_id) {
struct btf_node *node;
- node = perf_env__find_btf(env, info->btf_id);
+ node = __perf_env__find_btf(env, info->btf_id);
if (node)
btf = btf__new((__u8 *)(node->data),
node->data_size);
diff --git a/tools/perf/util/bpf-event.h b/tools/perf/util/bpf-event.h
index 68f315c..50f7412 100644
--- a/tools/perf/util/bpf-event.h
+++ b/tools/perf/util/bpf-event.h
@@ -34,9 +34,9 @@
int machine__process_bpf(struct machine *machine, union perf_event *event,
struct perf_sample *sample);
int evlist__add_bpf_sb_event(struct evlist *evlist, struct perf_env *env);
-void bpf_event__print_bpf_prog_info(struct bpf_prog_info *info,
- struct perf_env *env,
- FILE *fp);
+void __bpf_event__print_bpf_prog_info(struct bpf_prog_info *info,
+ struct perf_env *env,
+ FILE *fp);
#else
static inline int machine__process_bpf(struct machine *machine __maybe_unused,
union perf_event *event __maybe_unused,
@@ -51,9 +51,9 @@
return 0;
}
-static inline void bpf_event__print_bpf_prog_info(struct bpf_prog_info *info __maybe_unused,
- struct perf_env *env __maybe_unused,
- FILE *fp __maybe_unused)
+static inline void __bpf_event__print_bpf_prog_info(struct bpf_prog_info *info __maybe_unused,
+ struct perf_env *env __maybe_unused,
+ FILE *fp __maybe_unused)
{
}
diff --git a/tools/perf/util/env.c b/tools/perf/util/env.c
index 5b24eb0..d3d67ce 100644
--- a/tools/perf/util/env.c
+++ b/tools/perf/util/env.c
@@ -21,12 +21,18 @@
void perf_env__insert_bpf_prog_info(struct perf_env *env,
struct bpf_prog_info_node *info_node)
{
+ down_write(&env->bpf_progs.lock);
+ __perf_env__insert_bpf_prog_info(env, info_node);
+ up_write(&env->bpf_progs.lock);
+}
+
+void __perf_env__insert_bpf_prog_info(struct perf_env *env, struct bpf_prog_info_node *info_node)
+{
__u32 prog_id = info_node->info_linear->info.id;
struct bpf_prog_info_node *node;
struct rb_node *parent = NULL;
struct rb_node **p;
- down_write(&env->bpf_progs.lock);
p = &env->bpf_progs.infos.rb_node;
while (*p != NULL) {
@@ -38,15 +44,13 @@
p = &(*p)->rb_right;
} else {
pr_debug("duplicated bpf prog info %u\n", prog_id);
- goto out;
+ return;
}
}
rb_link_node(&info_node->rb_node, parent, p);
rb_insert_color(&info_node->rb_node, &env->bpf_progs.infos);
env->bpf_progs.infos_cnt++;
-out:
- up_write(&env->bpf_progs.lock);
}
struct bpf_prog_info_node *perf_env__find_bpf_prog_info(struct perf_env *env,
@@ -76,13 +80,21 @@
bool perf_env__insert_btf(struct perf_env *env, struct btf_node *btf_node)
{
+ bool ret;
+
+ down_write(&env->bpf_progs.lock);
+ ret = __perf_env__insert_btf(env, btf_node);
+ up_write(&env->bpf_progs.lock);
+ return ret;
+}
+
+bool __perf_env__insert_btf(struct perf_env *env, struct btf_node *btf_node)
+{
struct rb_node *parent = NULL;
__u32 btf_id = btf_node->id;
struct btf_node *node;
struct rb_node **p;
- bool ret = true;
- down_write(&env->bpf_progs.lock);
p = &env->bpf_progs.btfs.rb_node;
while (*p != NULL) {
@@ -94,25 +106,31 @@
p = &(*p)->rb_right;
} else {
pr_debug("duplicated btf %u\n", btf_id);
- ret = false;
- goto out;
+ return false;
}
}
rb_link_node(&btf_node->rb_node, parent, p);
rb_insert_color(&btf_node->rb_node, &env->bpf_progs.btfs);
env->bpf_progs.btfs_cnt++;
-out:
- up_write(&env->bpf_progs.lock);
- return ret;
+ return true;
}
struct btf_node *perf_env__find_btf(struct perf_env *env, __u32 btf_id)
{
+ struct btf_node *res;
+
+ down_read(&env->bpf_progs.lock);
+ res = __perf_env__find_btf(env, btf_id);
+ up_read(&env->bpf_progs.lock);
+ return res;
+}
+
+struct btf_node *__perf_env__find_btf(struct perf_env *env, __u32 btf_id)
+{
struct btf_node *node = NULL;
struct rb_node *n;
- down_read(&env->bpf_progs.lock);
n = env->bpf_progs.btfs.rb_node;
while (n) {
@@ -122,13 +140,9 @@
else if (btf_id > node->id)
n = n->rb_right;
else
- goto out;
+ return node;
}
- node = NULL;
-
-out:
- up_read(&env->bpf_progs.lock);
- return node;
+ return NULL;
}
/* purge data in bpf_progs.infos tree */
diff --git a/tools/perf/util/env.h b/tools/perf/util/env.h
index 163e5ec..192318054 100644
--- a/tools/perf/util/env.h
+++ b/tools/perf/util/env.h
@@ -163,12 +163,16 @@
int perf_env__nr_cpus_avail(struct perf_env *env);
void perf_env__init(struct perf_env *env);
+void __perf_env__insert_bpf_prog_info(struct perf_env *env,
+ struct bpf_prog_info_node *info_node);
void perf_env__insert_bpf_prog_info(struct perf_env *env,
struct bpf_prog_info_node *info_node);
struct bpf_prog_info_node *perf_env__find_bpf_prog_info(struct perf_env *env,
__u32 prog_id);
bool perf_env__insert_btf(struct perf_env *env, struct btf_node *btf_node);
+bool __perf_env__insert_btf(struct perf_env *env, struct btf_node *btf_node);
struct btf_node *perf_env__find_btf(struct perf_env *env, __u32 btf_id);
+struct btf_node *__perf_env__find_btf(struct perf_env *env, __u32 btf_id);
int perf_env__numa_node(struct perf_env *env, int cpu);
#endif /* __PERF_ENV_H */
diff --git a/tools/perf/util/genelf.c b/tools/perf/util/genelf.c
index 02cd9f7..89a8560 100644
--- a/tools/perf/util/genelf.c
+++ b/tools/perf/util/genelf.c
@@ -291,9 +291,9 @@
*/
phdr = elf_newphdr(e, 1);
phdr[0].p_type = PT_LOAD;
- phdr[0].p_offset = 0;
- phdr[0].p_vaddr = 0;
- phdr[0].p_paddr = 0;
+ phdr[0].p_offset = GEN_ELF_TEXT_OFFSET;
+ phdr[0].p_vaddr = GEN_ELF_TEXT_OFFSET;
+ phdr[0].p_paddr = GEN_ELF_TEXT_OFFSET;
phdr[0].p_filesz = csize;
phdr[0].p_memsz = csize;
phdr[0].p_flags = PF_X | PF_R;
diff --git a/tools/perf/util/genelf.h b/tools/perf/util/genelf.h
index ac63894..6e202db 100644
--- a/tools/perf/util/genelf.h
+++ b/tools/perf/util/genelf.h
@@ -2,6 +2,8 @@
#ifndef __GENELF_H__
#define __GENELF_H__
+#include <linux/kernel.h>
+
/* genelf.c */
int jit_write_elf(int fd, uint64_t code_addr, const char *sym,
const void *code, int csize, void *debug, int nr_debug_entries,
@@ -73,6 +75,6 @@
#endif
/* The .text section is directly after the ELF header */
-#define GEN_ELF_TEXT_OFFSET sizeof(Elf_Ehdr)
+#define GEN_ELF_TEXT_OFFSET round_up(sizeof(Elf_Ehdr) + sizeof(Elf_Phdr), 16)
#endif
diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c
index 25947d0..8b0a8ac 100644
--- a/tools/perf/util/header.c
+++ b/tools/perf/util/header.c
@@ -1735,8 +1735,8 @@
node = rb_entry(next, struct bpf_prog_info_node, rb_node);
next = rb_next(&node->rb_node);
- bpf_event__print_bpf_prog_info(&node->info_linear->info,
- env, fp);
+ __bpf_event__print_bpf_prog_info(&node->info_linear->info,
+ env, fp);
}
up_read(&env->bpf_progs.lock);
@@ -3073,7 +3073,7 @@
/* after reading from file, translate offset to address */
bpf_program__bpil_offs_to_addr(info_linear);
info_node->info_linear = info_linear;
- perf_env__insert_bpf_prog_info(env, info_node);
+ __perf_env__insert_bpf_prog_info(env, info_node);
}
up_write(&env->bpf_progs.lock);
@@ -3120,7 +3120,7 @@
if (__do_read(ff, node->data, data_size))
goto out;
- perf_env__insert_btf(env, node);
+ __perf_env__insert_btf(env, node);
node = NULL;
}
diff --git a/tools/testing/selftests/bpf/prog_tests/bpf_iter.c b/tools/testing/selftests/bpf/prog_tests/bpf_iter.c
index dc18e5a..c8ab006 100644
--- a/tools/testing/selftests/bpf/prog_tests/bpf_iter.c
+++ b/tools/testing/selftests/bpf/prog_tests/bpf_iter.c
@@ -150,6 +150,8 @@
do_dummy_read(skel->progs.dump_task_stack);
do_dummy_read(skel->progs.get_task_user_stacks);
+ ASSERT_EQ(skel->bss->num_user_stacks, 1, "num_user_stacks");
+
bpf_iter_task_stack__destroy(skel);
}
diff --git a/tools/testing/selftests/bpf/progs/bpf_iter_task_stack.c b/tools/testing/selftests/bpf/progs/bpf_iter_task_stack.c
index f2b8167..442f4ca 100644
--- a/tools/testing/selftests/bpf/progs/bpf_iter_task_stack.c
+++ b/tools/testing/selftests/bpf/progs/bpf_iter_task_stack.c
@@ -35,6 +35,8 @@
return 0;
}
+int num_user_stacks = 0;
+
SEC("iter/task")
int get_task_user_stacks(struct bpf_iter__task *ctx)
{
@@ -51,6 +53,9 @@
if (res <= 0)
return 0;
+ /* Only one task, the current one, should succeed */
+ ++num_user_stacks;
+
buf_sz += res;
/* If the verifier doesn't refine bpf_get_task_stack res, and instead
diff --git a/tools/testing/selftests/drivers/net/mlxsw/qos_pfc.sh b/tools/testing/selftests/drivers/net/mlxsw/qos_pfc.sh
index 5d5622f..56761de 100755
--- a/tools/testing/selftests/drivers/net/mlxsw/qos_pfc.sh
+++ b/tools/testing/selftests/drivers/net/mlxsw/qos_pfc.sh
@@ -121,6 +121,9 @@
switch_create()
{
+ local lanes_swp4
+ local pg1_size
+
# pools
# -----
@@ -230,7 +233,20 @@
dcb pfc set dev $swp4 prio-pfc all:off 1:on
# PG0 will get autoconfigured to Xoff, give PG1 arbitrarily 100K, which
# is (-2*MTU) about 80K of delay provision.
- dcb buffer set dev $swp4 buffer-size all:0 1:$_100KB
+ pg1_size=$_100KB
+
+ setup_wait_dev_with_timeout $swp4
+
+ lanes_swp4=$(ethtool $swp4 | grep 'Lanes:')
+ lanes_swp4=${lanes_swp4#*"Lanes: "}
+
+ # 8-lane ports use two buffers among which the configured buffer
+ # is split, so double the size to get twice (20K + 80K).
+ if [[ $lanes_swp4 -eq 8 ]]; then
+ pg1_size=$((pg1_size * 2))
+ fi
+
+ dcb buffer set dev $swp4 buffer-size all:0 1:$pg1_size
# bridges
# -------
diff --git a/tools/testing/selftests/drivers/net/mlxsw/spectrum-2/tc_flower.sh b/tools/testing/selftests/drivers/net/mlxsw/spectrum-2/tc_flower.sh
index fb850e0..616d358 100755
--- a/tools/testing/selftests/drivers/net/mlxsw/spectrum-2/tc_flower.sh
+++ b/tools/testing/selftests/drivers/net/mlxsw/spectrum-2/tc_flower.sh
@@ -10,7 +10,8 @@
ALL_TESTS="single_mask_test identical_filters_test two_masks_test \
multiple_masks_test ctcam_edge_cases_test delta_simple_test \
delta_two_masks_one_key_test delta_simple_rehash_test \
- bloom_simple_test bloom_complex_test bloom_delta_test"
+ bloom_simple_test bloom_complex_test bloom_delta_test \
+ max_erp_entries_test max_group_size_test"
NUM_NETIFS=2
source $lib_dir/lib.sh
source $lib_dir/tc_common.sh
@@ -983,6 +984,109 @@
log_test "bloom delta test ($tcflags)"
}
+max_erp_entries_test()
+{
+ # The number of eRP entries is limited. Once the maximum number of eRPs
+ # has been reached, filters cannot be added. This test verifies that
+ # when this limit is reached, inserstion fails without crashing.
+
+ RET=0
+
+ local num_masks=32
+ local num_regions=15
+ local chain_failed
+ local mask_failed
+ local ret
+
+ if [[ "$tcflags" != "skip_sw" ]]; then
+ return 0;
+ fi
+
+ for ((i=1; i < $num_regions; i++)); do
+ for ((j=$num_masks; j >= 0; j--)); do
+ tc filter add dev $h2 ingress chain $i protocol ip \
+ pref $i handle $j flower $tcflags \
+ dst_ip 192.1.0.0/$j &> /dev/null
+ ret=$?
+
+ if [ $ret -ne 0 ]; then
+ chain_failed=$i
+ mask_failed=$j
+ break 2
+ fi
+ done
+ done
+
+ # We expect to exceed the maximum number of eRP entries, so that
+ # insertion eventually fails. Otherwise, the test should be adjusted to
+ # add more filters.
+ check_fail $ret "expected to exceed number of eRP entries"
+
+ for ((; i >= 1; i--)); do
+ for ((j=0; j <= $num_masks; j++)); do
+ tc filter del dev $h2 ingress chain $i protocol ip \
+ pref $i handle $j flower &> /dev/null
+ done
+ done
+
+ log_test "max eRP entries test ($tcflags). " \
+ "max chain $chain_failed, mask $mask_failed"
+}
+
+max_group_size_test()
+{
+ # The number of ACLs in an ACL group is limited. Once the maximum
+ # number of ACLs has been reached, filters cannot be added. This test
+ # verifies that when this limit is reached, insertion fails without
+ # crashing.
+
+ RET=0
+
+ local num_acls=32
+ local max_size
+ local ret
+
+ if [[ "$tcflags" != "skip_sw" ]]; then
+ return 0;
+ fi
+
+ for ((i=1; i < $num_acls; i++)); do
+ if [[ $(( i % 2 )) == 1 ]]; then
+ tc filter add dev $h2 ingress pref $i proto ipv4 \
+ flower $tcflags dst_ip 198.51.100.1/32 \
+ ip_proto tcp tcp_flags 0x01/0x01 \
+ action drop &> /dev/null
+ else
+ tc filter add dev $h2 ingress pref $i proto ipv6 \
+ flower $tcflags dst_ip 2001:db8:1::1/128 \
+ action drop &> /dev/null
+ fi
+
+ ret=$?
+ [[ $ret -ne 0 ]] && max_size=$((i - 1)) && break
+ done
+
+ # We expect to exceed the maximum number of ACLs in a group, so that
+ # insertion eventually fails. Otherwise, the test should be adjusted to
+ # add more filters.
+ check_fail $ret "expected to exceed number of ACLs in a group"
+
+ for ((; i >= 1; i--)); do
+ if [[ $(( i % 2 )) == 1 ]]; then
+ tc filter del dev $h2 ingress pref $i proto ipv4 \
+ flower $tcflags dst_ip 198.51.100.1/32 \
+ ip_proto tcp tcp_flags 0x01/0x01 \
+ action drop &> /dev/null
+ else
+ tc filter del dev $h2 ingress pref $i proto ipv6 \
+ flower $tcflags dst_ip 2001:db8:1::1/128 \
+ action drop &> /dev/null
+ fi
+ done
+
+ log_test "max ACL group size test ($tcflags). max size $max_size"
+}
+
setup_prepare()
{
h1=${NETIFS[p1]}
diff --git a/tools/testing/selftests/net/fib_nexthop_multiprefix.sh b/tools/testing/selftests/net/fib_nexthop_multiprefix.sh
index 51df5e3..b52d595 100755
--- a/tools/testing/selftests/net/fib_nexthop_multiprefix.sh
+++ b/tools/testing/selftests/net/fib_nexthop_multiprefix.sh
@@ -209,12 +209,12 @@
echo "Route get"
ip -netns h0 -6 ro get ${dst}
echo "Searching for:"
- echo " ${dst} from :: via ${r1} dev eth0 src ${h0} .* mtu ${mtu}"
+ echo " ${dst}.* via ${r1} dev eth0 src ${h0} .* mtu ${mtu}"
echo
fi
ip -netns h0 -6 ro get ${dst} | \
- grep -q "${dst} from :: via ${r1} dev eth0 src ${h0} .* mtu ${mtu}"
+ grep -q "${dst}.* via ${r1} dev eth0 src ${h0} .* mtu ${mtu}"
rc=$?
log_test $rc 0 "IPv6: host 0 to host ${i}, mtu ${mtu}"
diff --git a/tools/testing/selftests/powerpc/math/fpu_preempt.c b/tools/testing/selftests/powerpc/math/fpu_preempt.c
index 5235bdc..3e5b566 100644
--- a/tools/testing/selftests/powerpc/math/fpu_preempt.c
+++ b/tools/testing/selftests/powerpc/math/fpu_preempt.c
@@ -37,19 +37,20 @@
int threads_starting;
int running;
-extern void preempt_fpu(double *darray, int *threads_starting, int *running);
+extern int preempt_fpu(double *darray, int *threads_starting, int *running);
void *preempt_fpu_c(void *p)
{
+ long rc;
int i;
+
srand(pthread_self());
for (i = 0; i < 21; i++)
darray[i] = rand();
- /* Test failed if it ever returns */
- preempt_fpu(darray, &threads_starting, &running);
+ rc = preempt_fpu(darray, &threads_starting, &running);
- return p;
+ return (void *)rc;
}
int test_preempt_fpu(void)
diff --git a/tools/testing/selftests/powerpc/math/vmx_preempt.c b/tools/testing/selftests/powerpc/math/vmx_preempt.c
index 6761d6c..6f7cf40 100644
--- a/tools/testing/selftests/powerpc/math/vmx_preempt.c
+++ b/tools/testing/selftests/powerpc/math/vmx_preempt.c
@@ -37,19 +37,21 @@
int threads_starting;
int running;
-extern void preempt_vmx(vector int *varray, int *threads_starting, int *running);
+extern int preempt_vmx(vector int *varray, int *threads_starting, int *running);
void *preempt_vmx_c(void *p)
{
int i, j;
+ long rc;
+
srand(pthread_self());
for (i = 0; i < 12; i++)
for (j = 0; j < 4; j++)
varray[i][j] = rand();
- /* Test fails if it ever returns */
- preempt_vmx(varray, &threads_starting, &running);
- return p;
+ rc = preempt_vmx(varray, &threads_starting, &running);
+
+ return (void *)rc;
}
int test_preempt_vmx(void)
diff --git a/tools/testing/selftests/sgx/Makefile b/tools/testing/selftests/sgx/Makefile
index 472b27c..394d0dd 100644
--- a/tools/testing/selftests/sgx/Makefile
+++ b/tools/testing/selftests/sgx/Makefile
@@ -16,9 +16,9 @@
ENCL_CFLAGS := -Wall -Werror -static -nostdlib -nostartfiles -fPIC \
-fno-stack-protector -mrdrnd $(INCLUDES)
+ifeq ($(CAN_BUILD_X86_64), 1)
TEST_CUSTOM_PROGS := $(OUTPUT)/test_sgx
-ifeq ($(CAN_BUILD_X86_64), 1)
all: $(TEST_CUSTOM_PROGS) $(OUTPUT)/test_encl.elf
endif
diff --git a/tools/testing/selftests/sgx/sigstruct.c b/tools/testing/selftests/sgx/sigstruct.c
index 92bbc5a..a201d64 100644
--- a/tools/testing/selftests/sgx/sigstruct.c
+++ b/tools/testing/selftests/sgx/sigstruct.c
@@ -310,9 +310,9 @@
struct sgx_sigstruct *sigstruct = &encl->sigstruct;
struct sgx_sigstruct_payload payload;
uint8_t digest[SHA256_DIGEST_LENGTH];
+ EVP_MD_CTX *ctx = NULL;
unsigned int siglen;
RSA *key = NULL;
- EVP_MD_CTX *ctx;
int i;
memset(sigstruct, 0, sizeof(*sigstruct));
@@ -376,7 +376,8 @@
return true;
err:
- EVP_MD_CTX_destroy(ctx);
+ if (ctx)
+ EVP_MD_CTX_destroy(ctx);
RSA_free(key);
return false;
}
diff --git a/tools/testing/selftests/vm/memfd_secret.c b/tools/testing/selftests/vm/memfd_secret.c
index 93e7e7f..91774909 100644
--- a/tools/testing/selftests/vm/memfd_secret.c
+++ b/tools/testing/selftests/vm/memfd_secret.c
@@ -62,6 +62,9 @@
char *mem;
len = mlock_limit_cur;
+ if (len % page_size != 0)
+ len = (len/page_size) * page_size;
+
mem = mmap(NULL, len, prot, mode, fd, 0);
if (mem == MAP_FAILED) {
fail("unable to mmap secret memory\n");
