Merge 5.4.229 into android11-5.4-lts
Changes in 5.4.229
tracing/ring-buffer: Only do full wait when cpu != RING_BUFFER_ALL_CPUS
udf: Discard preallocation before extending file with a hole
udf: Fix preallocation discarding at indirect extent boundary
udf: Do not bother looking for prealloc extents if i_lenExtents matches i_size
udf: Fix extending file within last block
usb: gadget: uvc: Prevent buffer overflow in setup handler
USB: serial: option: add Quectel EM05-G modem
USB: serial: cp210x: add Kamstrup RF sniffer PIDs
USB: serial: f81232: fix division by zero on line-speed change
USB: serial: f81534: fix division by zero on line-speed change
igb: Initialize mailbox message for VF reset
xen-netback: move removal of "hotplug-status" to the right place
HID: ite: Add support for Acer S1002 keyboard-dock
HID: ite: Enable QUIRK_TOUCHPAD_ON_OFF_REPORT on Acer Aspire Switch 10E
HID: ite: Enable QUIRK_TOUCHPAD_ON_OFF_REPORT on Acer Aspire Switch V 10
HID: uclogic: Add HID_QUIRK_HIDINPUT_FORCE quirk
Bluetooth: L2CAP: Fix u8 overflow
net: loopback: use NET_NAME_PREDICTABLE for name_assign_type
usb: musb: remove extra check in musb_gadget_vbus_draw
ARM: dts: qcom: apq8064: fix coresight compatible
arm64: dts: qcom: sdm845-cheza: fix AP suspend pin bias
drivers: soc: ti: knav_qmss_queue: Mark knav_acc_firmwares as static
arm: dts: spear600: Fix clcd interrupt
soc: ti: knav_qmss_queue: Use pm_runtime_resume_and_get instead of pm_runtime_get_sync
soc: ti: knav_qmss_queue: Fix PM disable depth imbalance in knav_queue_probe
soc: ti: smartreflex: Fix PM disable depth imbalance in omap_sr_probe
perf: arm_dsu: Fix hotplug callback leak in dsu_pmu_init()
perf/smmuv3: Fix hotplug callback leak in arm_smmu_pmu_init()
arm64: dts: mt2712e: Fix unit_address_vs_reg warning for oscillators
arm64: dts: mt2712e: Fix unit address for pinctrl node
arm64: dts: mt2712-evb: Fix vproc fixed regulators unit names
arm64: dts: mt2712-evb: Fix usb vbus regulators unit names
arm64: dts: mediatek: mt6797: Fix 26M oscillator unit name
ARM: dts: dove: Fix assigned-addresses for every PCIe Root Port
ARM: dts: armada-370: Fix assigned-addresses for every PCIe Root Port
ARM: dts: armada-xp: Fix assigned-addresses for every PCIe Root Port
ARM: dts: armada-375: Fix assigned-addresses for every PCIe Root Port
ARM: dts: armada-38x: Fix assigned-addresses for every PCIe Root Port
ARM: dts: armada-39x: Fix assigned-addresses for every PCIe Root Port
ARM: dts: turris-omnia: Add ethernet aliases
ARM: dts: turris-omnia: Add switch port 6 node
arm64: dts: armada-3720-turris-mox: Add missing interrupt for RTC
pstore/ram: Fix error return code in ramoops_probe()
ARM: mmp: fix timer_read delay
pstore: Avoid kcore oops by vmap()ing with VM_IOREMAP
tpm/tpm_crb: Fix error message in __crb_relinquish_locality()
cpuidle: dt: Return the correct numbers of parsed idle states
alpha: fix syscall entry in !AUDUT_SYSCALL case
PM: hibernate: Fix mistake in kerneldoc comment
fs: don't audit the capability check in simple_xattr_list()
selftests/ftrace: event_triggers: wait longer for test_event_enable
perf: Fix possible memleak in pmu_dev_alloc()
timerqueue: Use rb_entry_safe() in timerqueue_getnext()
proc: fixup uptime selftest
lib/fonts: fix undefined behavior in bit shift for get_default_font
ocfs2: fix memory leak in ocfs2_stack_glue_init()
MIPS: vpe-mt: fix possible memory leak while module exiting
MIPS: vpe-cmp: fix possible memory leak while module exiting
selftests/efivarfs: Add checking of the test return value
PNP: fix name memory leak in pnp_alloc_dev()
perf/x86/intel/uncore: Fix reference count leak in hswep_has_limit_sbox()
irqchip: gic-pm: Use pm_runtime_resume_and_get() in gic_probe()
EDAC/i10nm: fix refcount leak in pci_get_dev_wrapper()
nfsd: don't call nfsd_file_put from client states seqfile display
genirq/irqdesc: Don't try to remove non-existing sysfs files
cpufreq: amd_freq_sensitivity: Add missing pci_dev_put()
libfs: add DEFINE_SIMPLE_ATTRIBUTE_SIGNED for signed value
lib/notifier-error-inject: fix error when writing -errno to debugfs file
docs: fault-injection: fix non-working usage of negative values
debugfs: fix error when writing negative value to atomic_t debugfs file
ocfs2: ocfs2_mount_volume does cleanup job before return error
ocfs2: rewrite error handling of ocfs2_fill_super
ocfs2: fix memory leak in ocfs2_mount_volume()
rapidio: fix possible name leaks when rio_add_device() fails
rapidio: rio: fix possible name leak in rio_register_mport()
clocksource/drivers/sh_cmt: Make sure channel clock supply is enabled
ACPICA: Fix use-after-free in acpi_ut_copy_ipackage_to_ipackage()
uprobes/x86: Allow to probe a NOP instruction with 0x66 prefix
xen/events: only register debug interrupt for 2-level events
x86/xen: Fix memory leak in xen_smp_intr_init{_pv}()
x86/xen: Fix memory leak in xen_init_lock_cpu()
xen/privcmd: Fix a possible warning in privcmd_ioctl_mmap_resource()
PM: runtime: Improve path in rpm_idle() when no callback
PM: runtime: Do not call __rpm_callback() from rpm_idle()
platform/x86: mxm-wmi: fix memleak in mxm_wmi_call_mx[ds|mx]()
MIPS: BCM63xx: Add check for NULL for clk in clk_enable
MIPS: OCTEON: warn only once if deprecated link status is being used
fs: sysv: Fix sysv_nblocks() returns wrong value
rapidio: fix possible UAF when kfifo_alloc() fails
eventfd: change int to __u64 in eventfd_signal() ifndef CONFIG_EVENTFD
relay: fix type mismatch when allocating memory in relay_create_buf()
hfs: Fix OOB Write in hfs_asc2mac
rapidio: devices: fix missing put_device in mport_cdev_open
wifi: ath9k: hif_usb: fix memory leak of urbs in ath9k_hif_usb_dealloc_tx_urbs()
wifi: ath9k: hif_usb: Fix use-after-free in ath9k_hif_usb_reg_in_cb()
wifi: rtl8xxxu: Fix reading the vendor of combo chips
pata_ipx4xx_cf: Fix unsigned comparison with less than zero
media: i2c: ad5820: Fix error path
can: kvaser_usb: do not increase tx statistics when sending error message frames
can: kvaser_usb: kvaser_usb_leaf: Get capabilities from device
can: kvaser_usb: kvaser_usb_leaf: Rename {leaf,usbcan}_cmd_error_event to {leaf,usbcan}_cmd_can_error_event
can: kvaser_usb: kvaser_usb_leaf: Handle CMD_ERROR_EVENT
can: kvaser_usb_leaf: Set Warning state even without bus errors
can: kvaser_usb_leaf: Fix improved state not being reported
can: kvaser_usb_leaf: Fix wrong CAN state after stopping
can: kvaser_usb_leaf: Fix bogus restart events
can: kvaser_usb: Add struct kvaser_usb_busparams
can: kvaser_usb: Compare requested bittiming parameters with actual parameters in do_set_{,data}_bittiming
clk: renesas: r9a06g032: Repair grave increment error
spi: Update reference to struct spi_controller
drm/panel/panel-sitronix-st7701: Remove panel on DSI attach failure
ima: Rename internal filter rule functions
ima: Fix fall-through warnings for Clang
ima: Handle -ESTALE returned by ima_filter_rule_match()
media: vivid: fix compose size exceed boundary
bpf: propagate precision in ALU/ALU64 operations
mtd: Fix device name leak when register device failed in add_mtd_device()
wifi: rsi: Fix handling of 802.3 EAPOL frames sent via control port
media: camss: Clean up received buffers on failed start of streaming
net, proc: Provide PROC_FS=n fallback for proc_create_net_single_write()
rxrpc: Fix ack.bufferSize to be 0 when generating an ack
drm/radeon: Add the missed acpi_put_table() to fix memory leak
drm/mediatek: Modify dpi power on/off sequence.
ASoC: pxa: fix null-pointer dereference in filter()
regulator: core: fix unbalanced of node refcount in regulator_dev_lookup()
amdgpu/pm: prevent array underflow in vega20_odn_edit_dpm_table()
integrity: Fix memory leakage in keyring allocation error path
ima: Fix misuse of dereference of pointer in template_desc_init_fields()
wifi: ath10k: Fix return value in ath10k_pci_init()
mtd: lpddr2_nvm: Fix possible null-ptr-deref
Input: elants_i2c - properly handle the reset GPIO when power is off
media: solo6x10: fix possible memory leak in solo_sysfs_init()
media: platform: exynos4-is: Fix error handling in fimc_md_init()
media: videobuf-dma-contig: use dma_mmap_coherent
bpf: Move skb->len == 0 checks into __bpf_redirect
HID: hid-sensor-custom: set fixed size for custom attributes
ALSA: pcm: fix undefined behavior in bit shift for SNDRV_PCM_RATE_KNOT
ALSA: seq: fix undefined behavior in bit shift for SNDRV_SEQ_FILTER_USE_EVENT
regulator: core: use kfree_const() to free space conditionally
clk: rockchip: Fix memory leak in rockchip_clk_register_pll()
bonding: Export skip slave logic to function
bonding: Rename slave_arr to usable_slaves
bonding: fix link recovery in mode 2 when updelay is nonzero
mtd: maps: pxa2xx-flash: fix memory leak in probe
media: imon: fix a race condition in send_packet()
clk: imx8mn: correct the usb1_ctrl parent to be usb_bus
clk: imx: replace osc_hdmi with dummy
pinctrl: pinconf-generic: add missing of_node_put()
media: dvb-core: Fix ignored return value in dvb_register_frontend()
media: dvb-usb: az6027: fix null-ptr-deref in az6027_i2c_xfer()
media: s5p-mfc: Add variant data for MFC v7 hardware for Exynos 3250 SoC
drm/tegra: Add missing clk_disable_unprepare() in tegra_dc_probe()
ASoC: dt-bindings: wcd9335: fix reset line polarity in example
ASoC: mediatek: mtk-btcvsd: Add checks for write and read of mtk_btcvsd_snd
NFSv4.2: Clear FATTR4_WORD2_SECURITY_LABEL when done decoding
NFSv4.2: Fix a memory stomp in decode_attr_security_label
NFSv4.2: Fix initialisation of struct nfs4_label
NFSv4: Fix a deadlock between nfs4_open_recover_helper() and delegreturn
ALSA: asihpi: fix missing pci_disable_device()
wifi: iwlwifi: mvm: fix double free on tx path.
ASoC: mediatek: mt8173: Enable IRQ when pdata is ready
drm/radeon: Fix PCI device refcount leak in radeon_atrm_get_bios()
drm/amdgpu: Fix PCI device refcount leak in amdgpu_atrm_get_bios()
ASoC: pcm512x: Fix PM disable depth imbalance in pcm512x_probe
netfilter: conntrack: set icmpv6 redirects as RELATED
bpf, sockmap: Fix repeated calls to sock_put() when msg has more_data
bpf, sockmap: Fix data loss caused by using apply_bytes on ingress redirect
bonding: uninitialized variable in bond_miimon_inspect()
spi: spidev: mask SPI_CS_HIGH in SPI_IOC_RD_MODE
wifi: cfg80211: Fix not unregister reg_pdev when load_builtin_regdb_keys() fails
regulator: core: fix module refcount leak in set_supply()
clk: qcom: clk-krait: fix wrong div2 functions
hsr: Avoid double remove of a node.
configfs: fix possible memory leak in configfs_create_dir()
regulator: core: fix resource leak in regulator_register()
bpf, sockmap: fix race in sock_map_free()
media: saa7164: fix missing pci_disable_device()
ALSA: mts64: fix possible null-ptr-defer in snd_mts64_interrupt
xprtrdma: Fix regbuf data not freed in rpcrdma_req_create()
SUNRPC: Fix missing release socket in rpc_sockname()
NFSv4.x: Fail client initialisation if state manager thread can't run
mmc: alcor: fix return value check of mmc_add_host()
mmc: moxart: fix return value check of mmc_add_host()
mmc: mxcmmc: fix return value check of mmc_add_host()
mmc: pxamci: fix return value check of mmc_add_host()
mmc: rtsx_usb_sdmmc: fix return value check of mmc_add_host()
mmc: toshsd: fix return value check of mmc_add_host()
mmc: vub300: fix return value check of mmc_add_host()
mmc: wmt-sdmmc: fix return value check of mmc_add_host()
mmc: atmel-mci: fix return value check of mmc_add_host()
mmc: omap_hsmmc: fix return value check of mmc_add_host()
mmc: meson-gx: fix return value check of mmc_add_host()
mmc: via-sdmmc: fix return value check of mmc_add_host()
mmc: wbsd: fix return value check of mmc_add_host()
mmc: mmci: fix return value check of mmc_add_host()
media: c8sectpfe: Add of_node_put() when breaking out of loop
media: coda: Add check for dcoda_iram_alloc
media: coda: Add check for kmalloc
clk: samsung: Fix memory leak in _samsung_clk_register_pll()
spi: spi-gpio: Don't set MOSI as an input if not 3WIRE mode
wifi: rtl8xxxu: Add __packed to struct rtl8723bu_c2h
wifi: brcmfmac: Fix error return code in brcmf_sdio_download_firmware()
blktrace: Fix output non-blktrace event when blk_classic option enabled
clk: socfpga: clk-pll: Remove unused variable 'rc'
clk: socfpga: use clk_hw_register for a5/c5
clk: socfpga: Fix memory leak in socfpga_gate_init()
net: vmw_vsock: vmci: Check memcpy_from_msg()
net: defxx: Fix missing err handling in dfx_init()
net: stmmac: selftests: fix potential memleak in stmmac_test_arpoffload()
drivers: net: qlcnic: Fix potential memory leak in qlcnic_sriov_init()
of: overlay: fix null pointer dereferencing in find_dup_cset_node_entry() and find_dup_cset_prop()
ethernet: s2io: don't call dev_kfree_skb() under spin_lock_irqsave()
net: farsync: Fix kmemleak when rmmods farsync
net/tunnel: wait until all sk_user_data reader finish before releasing the sock
net: apple: mace: don't call dev_kfree_skb() under spin_lock_irqsave()
net: apple: bmac: don't call dev_kfree_skb() under spin_lock_irqsave()
net: emaclite: don't call dev_kfree_skb() under spin_lock_irqsave()
net: ethernet: dnet: don't call dev_kfree_skb() under spin_lock_irqsave()
hamradio: don't call dev_kfree_skb() under spin_lock_irqsave()
net: amd: lance: don't call dev_kfree_skb() under spin_lock_irqsave()
net: amd-xgbe: Fix logic around active and passive cables
net: amd-xgbe: Check only the minimum speed for active/passive cables
can: tcan4x5x: Remove invalid write in clear_interrupts
net: lan9303: Fix read error execution path
ntb_netdev: Use dev_kfree_skb_any() in interrupt context
Bluetooth: btusb: don't call kfree_skb() under spin_lock_irqsave()
Bluetooth: hci_qca: don't call kfree_skb() under spin_lock_irqsave()
Bluetooth: hci_ll: don't call kfree_skb() under spin_lock_irqsave()
Bluetooth: hci_h5: don't call kfree_skb() under spin_lock_irqsave()
Bluetooth: hci_bcsp: don't call kfree_skb() under spin_lock_irqsave()
Bluetooth: hci_core: don't call kfree_skb() under spin_lock_irqsave()
Bluetooth: RFCOMM: don't call kfree_skb() under spin_lock_irqsave()
stmmac: fix potential division by 0
apparmor: fix a memleak in multi_transaction_new()
apparmor: fix lockdep warning when removing a namespace
apparmor: Fix abi check to include v8 abi
apparmor: Use pointer to struct aa_label for lbs_cred
RDMA/core: Fix order of nldev_exit call
f2fs: fix normal discard process
RDMA/siw: Fix immediate work request flush to completion queue
RDMA/nldev: Return "-EAGAIN" if the cm_id isn't from expected port
RDMA/siw: Set defined status for work completion with undefined status
scsi: scsi_debug: Fix a warning in resp_write_scat()
crypto: ccree - swap SHA384 and SHA512 larval hashes at build time
crypto: ccree - Remove debugfs when platform_driver_register failed
PCI: Check for alloc failure in pci_request_irq()
RDMA/hfi: Decrease PCI device reference count in error path
crypto: ccree - Make cc_debugfs_global_fini() available for module init function
RDMA/rxe: Fix NULL-ptr-deref in rxe_qp_do_cleanup() when socket create failed
scsi: hpsa: Fix possible memory leak in hpsa_init_one()
crypto: tcrypt - Fix multibuffer skcipher speed test mem leak
scsi: mpt3sas: Fix possible resource leaks in mpt3sas_transport_port_add()
scsi: hpsa: Fix error handling in hpsa_add_sas_host()
scsi: hpsa: Fix possible memory leak in hpsa_add_sas_device()
scsi: fcoe: Fix possible name leak when device_register() fails
scsi: ipr: Fix WARNING in ipr_init()
scsi: fcoe: Fix transport not deattached when fcoe_if_init() fails
scsi: snic: Fix possible UAF in snic_tgt_create()
RDMA/nldev: Add checks for nla_nest_start() in fill_stat_counter_qps()
f2fs: avoid victim selection from previous victim section
crypto: omap-sham - Use pm_runtime_resume_and_get() in omap_sham_probe()
RDMA/hfi1: Fix error return code in parse_platform_config()
orangefs: Fix sysfs not cleanup when dev init failed
crypto: img-hash - Fix variable dereferenced before check 'hdev->req'
hwrng: amd - Fix PCI device refcount leak
hwrng: geode - Fix PCI device refcount leak
IB/IPoIB: Fix queue count inconsistency for PKEY child interfaces
drivers: dio: fix possible memory leak in dio_init()
tty: serial: tegra: Activate RX DMA transfer by request
serial: tegra: Read DMA status before terminating
class: fix possible memory leak in __class_register()
vfio: platform: Do not pass return buffer to ACPI _RST method
uio: uio_dmem_genirq: Fix missing unlock in irq configuration
uio: uio_dmem_genirq: Fix deadlock between irq config and handling
usb: fotg210-udc: Fix ages old endianness issues
staging: vme_user: Fix possible UAF in tsi148_dma_list_add
usb: typec: Check for ops->exit instead of ops->enter in altmode_exit
usb: typec: tcpci: fix of node refcount leak in tcpci_register_port()
serial: amba-pl011: avoid SBSA UART accessing DMACR register
serial: pl011: Do not clear RX FIFO & RX interrupt in unthrottle.
serial: pch: Fix PCI device refcount leak in pch_request_dma()
tty: serial: clean up stop-tx part in altera_uart_tx_chars()
tty: serial: altera_uart_{r,t}x_chars() need only uart_port
serial: altera_uart: fix locking in polling mode
serial: sunsab: Fix error handling in sunsab_init()
test_firmware: fix memory leak in test_firmware_init()
misc: ocxl: fix possible name leak in ocxl_file_register_afu()
misc: tifm: fix possible memory leak in tifm_7xx1_switch_media()
misc: sgi-gru: fix use-after-free error in gru_set_context_option, gru_fault and gru_handle_user_call_os
cxl: fix possible null-ptr-deref in cxl_guest_init_afu|adapter()
cxl: fix possible null-ptr-deref in cxl_pci_init_afu|adapter()
counter: stm32-lptimer-cnt: fix the check on arr and cmp registers update
usb: roles: fix of node refcount leak in usb_role_switch_is_parent()
usb: gadget: f_hid: optional SETUP/SET_REPORT mode
usb: gadget: f_hid: fix f_hidg lifetime vs cdev
usb: gadget: f_hid: fix refcount leak on error path
drivers: mcb: fix resource leak in mcb_probe()
mcb: mcb-parse: fix error handing in chameleon_parse_gdd()
chardev: fix error handling in cdev_device_add()
i2c: pxa-pci: fix missing pci_disable_device() on error in ce4100_i2c_probe
staging: rtl8192u: Fix use after free in ieee80211_rx()
staging: rtl8192e: Fix potential use-after-free in rtllib_rx_Monitor()
vme: Fix error not catched in fake_init()
i2c: ismt: Fix an out-of-bounds bug in ismt_access()
usb: storage: Add check for kcalloc
tracing/hist: Fix issue of losting command info in error_log
samples: vfio-mdev: Fix missing pci_disable_device() in mdpy_fb_probe()
fbdev: ssd1307fb: Drop optional dependency
fbdev: pm2fb: fix missing pci_disable_device()
fbdev: via: Fix error in via_core_init()
fbdev: vermilion: decrease reference count in error path
fbdev: uvesafb: Fixes an error handling path in uvesafb_probe()
HSI: omap_ssi_core: fix unbalanced pm_runtime_disable()
HSI: omap_ssi_core: fix possible memory leak in ssi_probe()
power: supply: fix residue sysfs file in error handle route of __power_supply_register()
perf trace: Return error if a system call doesn't exist
perf trace: Separate 'struct syscall_fmt' definition from syscall_fmts variable
perf trace: Factor out the initialization of syscal_arg_fmt->scnprintf
perf trace: Add the syscall_arg_fmt pointer to syscall_arg
perf trace: Allow associating scnprintf routines with well known arg names
perf trace: Add a strtoul() method to 'struct syscall_arg_fmt'
perf trace: Use macro RAW_SYSCALL_ARGS_NUM to replace number
perf trace: Handle failure when trace point folder is missed
perf symbol: correction while adjusting symbol
HSI: omap_ssi_core: Fix error handling in ssi_init()
power: supply: fix null pointer dereferencing in power_supply_get_battery_info
RDMA/siw: Fix pointer cast warning
include/uapi/linux/swab: Fix potentially missing __always_inline
rtc: snvs: Allow a time difference on clock register read
rtc: pcf85063: Fix reading alarm
iommu/amd: Fix pci device refcount leak in ppr_notifier()
iommu/fsl_pamu: Fix resource leak in fsl_pamu_probe()
macintosh: fix possible memory leak in macio_add_one_device()
macintosh/macio-adb: check the return value of ioremap()
powerpc/52xx: Fix a resource leak in an error handling path
cxl: Fix refcount leak in cxl_calc_capp_routing
powerpc/xive: add missing iounmap() in error path in xive_spapr_populate_irq_data()
powerpc/perf: callchain validate kernel stack pointer bounds
powerpc/83xx/mpc832x_rdb: call platform_device_put() in error case in of_fsl_spi_probe()
powerpc/hv-gpci: Fix hv_gpci event list
selftests/powerpc: Fix resource leaks
pwm: sifive: Call pwm_sifive_update_clock() while mutex is held
remoteproc: sysmon: fix memory leak in qcom_add_sysmon_subdev()
remoteproc: qcom_q6v5_pas: Fix missing of_node_put() in adsp_alloc_memory_region()
rtc: st-lpc: Add missing clk_disable_unprepare in st_rtc_probe()
rtc: pic32: Move devm_rtc_allocate_device earlier in pic32_rtc_probe()
nfsd: Define the file access mode enum for tracing
NFSD: Add tracepoints to NFSD's duplicate reply cache
nfsd: under NFSv4.1, fix double svc_xprt_put on rpc_create failure
mISDN: hfcsusb: don't call dev_kfree_skb/kfree_skb() under spin_lock_irqsave()
mISDN: hfcpci: don't call dev_kfree_skb/kfree_skb() under spin_lock_irqsave()
mISDN: hfcmulti: don't call dev_kfree_skb/kfree_skb() under spin_lock_irqsave()
nfc: pn533: Clear nfc_target before being used
r6040: Fix kmemleak in probe and remove
rtc: mxc_v2: Add missing clk_disable_unprepare()
openvswitch: Fix flow lookup to use unmasked key
skbuff: Account for tail adjustment during pull operations
mailbox: zynq-ipi: fix error handling while device_register() fails
net_sched: reject TCF_EM_SIMPLE case for complex ematch module
rxrpc: Fix missing unlock in rxrpc_do_sendmsg()
myri10ge: Fix an error handling path in myri10ge_probe()
net: stream: purge sk_error_queue in sk_stream_kill_queues()
rcu: Fix __this_cpu_read() lockdep warning in rcu_force_quiescent_state()
binfmt_misc: fix shift-out-of-bounds in check_special_flags
fs: jfs: fix shift-out-of-bounds in dbAllocAG
udf: Avoid double brelse() in udf_rename()
fs: jfs: fix shift-out-of-bounds in dbDiscardAG
ACPICA: Fix error code path in acpi_ds_call_control_method()
nilfs2: fix shift-out-of-bounds/overflow in nilfs_sb2_bad_offset()
acct: fix potential integer overflow in encode_comp_t()
hfs: fix OOB Read in __hfs_brec_find
drm/etnaviv: add missing quirks for GC300
brcmfmac: return error when getting invalid max_flowrings from dongle
wifi: ath9k: verify the expected usb_endpoints are present
wifi: ar5523: Fix use-after-free on ar5523_cmd() timed out
ASoC: codecs: rt298: Add quirk for KBL-R RVP platform
ipmi: fix memleak when unload ipmi driver
bpf: make sure skb->len != 0 when redirecting to a tunneling device
net: ethernet: ti: Fix return type of netcp_ndo_start_xmit()
hamradio: baycom_epp: Fix return type of baycom_send_packet()
wifi: brcmfmac: Fix potential shift-out-of-bounds in brcmf_fw_alloc_request()
igb: Do not free q_vector unless new one was allocated
s390/ctcm: Fix return type of ctc{mp,}m_tx()
s390/netiucv: Fix return type of netiucv_tx()
s390/lcs: Fix return type of lcs_start_xmit()
drm/rockchip: Use drm_mode_copy()
drm/sti: Use drm_mode_copy()
drivers/md/md-bitmap: check the return value of md_bitmap_get_counter()
md/raid1: stop mdx_raid1 thread when raid1 array run failed
net: add atomic_long_t to net_device_stats fields
mrp: introduce active flags to prevent UAF when applicant uninit
ppp: associate skb with a device at tx
bpf: Prevent decl_tag from being referenced in func_proto arg
media: dvb-frontends: fix leak of memory fw
media: dvbdev: adopts refcnt to avoid UAF
media: dvb-usb: fix memory leak in dvb_usb_adapter_init()
blk-mq: fix possible memleak when register 'hctx' failed
regulator: core: fix use_count leakage when handling boot-on
mmc: f-sdh30: Add quirks for broken timeout clock capability
media: si470x: Fix use-after-free in si470x_int_in_callback()
clk: st: Fix memory leak in st_of_quadfs_setup()
hugetlbfs: fix null-ptr-deref in hugetlbfs_parse_param()
drm/fsl-dcu: Fix return type of fsl_dcu_drm_connector_mode_valid()
drm/sti: Fix return type of sti_{dvo,hda,hdmi}_connector_mode_valid()
orangefs: Fix kmemleak in orangefs_prepare_debugfs_help_string()
orangefs: Fix kmemleak in orangefs_{kernel,client}_debug_init()
ALSA/ASoC: hda: move/rename snd_hdac_ext_stop_streams to hdac_stream.c
ALSA: hda: add snd_hdac_stop_streams() helper
ASoC: Intel: Skylake: Fix driver hang during shutdown
ASoC: mediatek: mt8173-rt5650-rt5514: fix refcount leak in mt8173_rt5650_rt5514_dev_probe()
ASoC: audio-graph-card: fix refcount leak of cpu_ep in __graph_for_each_link()
ASoC: rockchip: pdm: Add missing clk_disable_unprepare() in rockchip_pdm_runtime_resume()
ASoC: wm8994: Fix potential deadlock
ASoC: rockchip: spdif: Add missing clk_disable_unprepare() in rk_spdif_runtime_resume()
ASoC: rt5670: Remove unbalanced pm_runtime_put()
pstore: Switch pmsg_lock to an rt_mutex to avoid priority inversion
pstore: Make sure CONFIG_PSTORE_PMSG selects CONFIG_RT_MUTEXES
ALSA: hda/realtek: Add quirk for Lenovo TianYi510Pro-14IOB
ALSA: hda/hdmi: Add HP Device 0x8711 to force connect list
usb: dwc3: core: defer probe on ulpi_read_id timeout
HID: wacom: Ensure bootloader PID is usable in hidraw mode
reiserfs: Add missing calls to reiserfs_security_free()
iio: adc: ad_sigma_delta: do not use internal iio_dev lock
iio: adc128s052: add proper .data members in adc128_of_match table
regulator: core: fix deadlock on regulator enable
gcov: add support for checksum field
media: dvbdev: fix build warning due to comments
media: dvbdev: fix refcnt bug
cifs: fix oops during encryption
nvme-pci: fix doorbell buffer value endianness
ata: ahci: Fix PCS quirk application for suspend
nvme: resync include/linux/nvme.h with nvmecli
nvme: fix the NVME_CMD_EFFECTS_CSE_MASK definition
objtool: Fix SEGFAULT
powerpc/rtas: avoid device tree lookups in rtas_os_term()
powerpc/rtas: avoid scheduling in rtas_os_term()
HID: multitouch: fix Asus ExpertBook P2 P2451FA trackpoint
HID: plantronics: Additional PIDs for double volume key presses quirk
hfsplus: fix bug causing custom uid and gid being unable to be assigned with mount
ovl: Use ovl mounter's fsuid and fsgid in ovl_link()
ALSA: line6: correct midi status byte when receiving data from podxt
ALSA: line6: fix stack overflow in line6_midi_transmit
pnode: terminate at peers of source
md: fix a crash in mempool_free
mm, compaction: fix fast_isolate_around() to stay within boundaries
f2fs: should put a page when checking the summary info
mmc: vub300: fix warning - do not call blocking ops when !TASK_RUNNING
tpm: tpm_crb: Add the missed acpi_put_table() to fix memory leak
tpm: tpm_tis: Add the missed acpi_put_table() to fix memory leak
SUNRPC: Don't leak netobj memory when gss_read_proxy_verf() fails
net/af_packet: add VLAN support for AF_PACKET SOCK_RAW GSO
net/af_packet: make sure to pull mac header
media: stv0288: use explicitly signed char
soc: qcom: Select REMAP_MMIO for LLCC driver
kest.pl: Fix grub2 menu handling for rebooting
ktest.pl minconfig: Unset configs instead of just removing them
mmc: sdhci-sprd: Disable CLK_AUTO when the clock is less than 400K
btrfs: fix resolving backrefs for inline extent followed by prealloc
ARM: ux500: do not directly dereference __iomem
arm64: dts: qcom: sdm850-lenovo-yoga-c630: correct I2C12 pins drive strength
selftests: Use optional USERCFLAGS and USERLDFLAGS
cpufreq: Init completion before kobject_init_and_add()
binfmt: Move install_exec_creds after setup_new_exec to match binfmt_elf
binfmt: Fix error return code in load_elf_fdpic_binary()
dm cache: Fix ABBA deadlock between shrink_slab and dm_cache_metadata_abort
dm thin: Fix ABBA deadlock between shrink_slab and dm_pool_abort_metadata
dm thin: Use last transaction's pmd->root when commit failed
dm thin: Fix UAF in run_timer_softirq()
dm integrity: Fix UAF in dm_integrity_dtr()
dm clone: Fix UAF in clone_dtr()
dm cache: Fix UAF in destroy()
dm cache: set needs_check flag after aborting metadata
tracing/hist: Fix out-of-bound write on 'action_data.var_ref_idx'
x86/microcode/intel: Do not retry microcode reloading on the APs
tracing/hist: Fix wrong return value in parse_action_params()
tracing: Fix infinite loop in tracing_read_pipe on overflowed print_trace_line
ARM: 9256/1: NWFPE: avoid compiler-generated __aeabi_uldivmod
media: dvb-core: Fix double free in dvb_register_device()
media: dvb-core: Fix UAF due to refcount races at releasing
cifs: fix confusing debug message
cifs: fix missing display of three mount options
md/bitmap: Fix bitmap chunk size overflow issues
efi: Add iMac Pro 2017 to uefi skip cert quirk
ipmi: fix long wait in unload when IPMI disconnect
mtd: spi-nor: Check for zero erase size in spi_nor_find_best_erase_type()
ima: Fix a potential NULL pointer access in ima_restore_measurement_list
ipmi: fix use after free in _ipmi_destroy_user()
PCI: Fix pci_device_is_present() for VFs by checking PF
PCI/sysfs: Fix double free in error path
crypto: n2 - add missing hash statesize
iommu/amd: Fix ivrs_acpihid cmdline parsing code
parisc: led: Fix potential null-ptr-deref in start_task()
device_cgroup: Roll back to original exceptions after copy failure
drm/connector: send hotplug uevent on connector cleanup
drm/vmwgfx: Validate the box size for the snooped cursor
ext4: add inode table check in __ext4_get_inode_loc to aovid possible infinite loop
ext4: fix undefined behavior in bit shift for ext4_check_flag_values
ext4: add EXT4_IGET_BAD flag to prevent unexpected bad inode
ext4: add helper to check quota inums
ext4: fix reserved cluster accounting in __es_remove_extent()
ext4: fix bug_on in __es_tree_search caused by bad boot loader inode
ext4: init quota for 'old.inode' in 'ext4_rename'
ext4: fix delayed allocation bug in ext4_clu_mapped for bigalloc + inline
ext4: fix corruption when online resizing a 1K bigalloc fs
ext4: fix error code return to user-space in ext4_get_branch()
ext4: avoid BUG_ON when creating xattrs
ext4: fix inode leak in ext4_xattr_inode_create() on an error path
ext4: initialize quota before expanding inode in setproject ioctl
ext4: avoid unaccounted block allocation when expanding inode
ext4: allocate extended attribute value in vmalloc area
btrfs: replace strncpy() with strscpy()
PM/devfreq: governor: Add a private governor_data for governor
media: s5p-mfc: Fix to handle reference queue during finishing
media: s5p-mfc: Clear workbit to handle error condition
media: s5p-mfc: Fix in register read and write for H264
dm thin: resume even if in FAIL mode
perf probe: Use dwarf_attr_integrate as generic DWARF attr accessor
perf probe: Fix to get the DW_AT_decl_file and DW_AT_call_file as unsinged data
KVM: x86: optimize more exit handlers in vmx.c
KVM: retpolines: x86: eliminate retpoline from vmx.c exit handlers
KVM: VMX: Rename INTERRUPT_PENDING to INTERRUPT_WINDOW
KVM: VMX: Rename NMI_PENDING to NMI_WINDOW
KVM: VMX: Fix the spelling of CPU_BASED_USE_TSC_OFFSETTING
KVM: nVMX: Properly expose ENABLE_USR_WAIT_PAUSE control to L1
ravb: Fix "failed to switch device to config mode" message during unbind
ext4: goto right label 'failed_mount3a'
ext4: correct inconsistent error msg in nojournal mode
mm/highmem: Lift memcpy_[to|from]_page to core
ext4: use memcpy_to_page() in pagecache_write()
fs: ext4: initialize fsdata in pagecache_write()
ext4: use kmemdup() to replace kmalloc + memcpy
mbcache: don't reclaim used entries
mbcache: add functions to delete entry if unused
ext4: remove EA inode entry from mbcache on inode eviction
ext4: unindent codeblock in ext4_xattr_block_set()
ext4: fix race when reusing xattr blocks
mbcache: automatically delete entries from cache on freeing
ext4: fix deadlock due to mbcache entry corruption
SUNRPC: ensure the matching upcall is in-flight upon downcall
bpf: pull before calling skb_postpull_rcsum()
nfsd: shut down the NFSv4 state objects before the filecache
net: hns3: add interrupts re-initialization while doing VF FLR
net: sched: fix memory leak in tcindex_set_parms
qlcnic: prevent ->dcb use-after-free on qlcnic_dcb_enable() failure
nfc: Fix potential resource leaks
vhost: fix range used in translate_desc()
net: amd-xgbe: add missed tasklet_kill
net: phy: xgmiitorgmii: Fix refcount leak in xgmiitorgmii_probe
RDMA/uverbs: Silence shiftTooManyBitsSigned warning
RDMA/mlx5: Fix validation of max_rd_atomic caps for DC
net: sched: atm: dont intepret cls results when asked to drop
net: sched: cbq: dont intepret cls results when asked to drop
perf tools: Fix resources leak in perf_data__open_dir()
drivers/net/bonding/bond_3ad: return when there's no aggregator
usb: rndis_host: Secure rndis_query check against int overflow
drm/i915: unpin on error in intel_vgpu_shadow_mm_pin()
caif: fix memory leak in cfctrl_linkup_request()
udf: Fix extension of the last extent in the file
ASoC: Intel: bytcr_rt5640: Add quirk for the Advantech MICA-071 tablet
x86/bugs: Flush IBP in ib_prctl_set()
nfsd: fix handling of readdir in v4root vs. mount upcall timeout
riscv: uaccess: fix type of 0 variable on error in get_user()
ext4: don't allow journal inode to have encrypt flag
hfs/hfsplus: use WARN_ON for sanity check
hfs/hfsplus: avoid WARN_ON() for sanity check, use proper error handling
mbcache: Avoid nesting of cache->c_list_lock under bit locks
parisc: Align parisc MADV_XXX constants with all other architectures
selftests: Fix kselftest O=objdir build from cluttering top level objdir
selftests: set the BUILD variable to absolute path
driver core: Fix bus_type.match() error handling in __driver_attach()
net: sched: disallow noqueue for qdisc classes
KVM: arm64: Fix S1PTW handling on RO memslots
efi: tpm: Avoid READ_ONCE() for accessing the event log
docs: Fix the docs build with Sphinx 6.0
perf auxtrace: Fix address filter duplicate symbol selection
s390/kexec: fix ipl report address for kdump
s390/percpu: add READ_ONCE() to arch_this_cpu_to_op_simple()
net/ulp: prevent ULP without clone op from entering the LISTEN status
ALSA: pcm: Move rwsem lock inside snd_ctl_elem_read to prevent UAF
ALSA: hda/hdmi: Add a HP device 0x8715 to force connect list
cifs: Fix uninitialized memory read for smb311 posix symlink create
drm/msm/adreno: Make adreno quirks not overwrite each other
platform/x86: sony-laptop: Don't turn off 0x153 keyboard backlight during probe
ixgbe: fix pci device refcount leak
ipv6: raw: Deduct extension header length in rawv6_push_pending_frames
wifi: wilc1000: sdio: fix module autoloading
usb: ulpi: defer ulpi_register on ulpi_read_id timeout
jbd2: use the correct print format
quota: Factor out setup of quota inode
ext4: fix bug_on in __es_tree_search caused by bad quota inode
ext4: lost matching-pair of trace in ext4_truncate
ext4: fix use-after-free in ext4_orphan_cleanup
ext4: fix uninititialized value in 'ext4_evict_inode'
netfilter: ipset: Fix overflow before widen in the bitmap_ip_create() function.
powerpc/imc-pmu: Fix use of mutex in IRQs disabled section
x86/boot: Avoid using Intel mnemonics in AT&T syntax asm
EDAC/device: Fix period calculation in edac_device_reset_delay_period()
regulator: da9211: Use irq handler when ready
tipc: improve throughput between nodes in netns
tipc: eliminate checking netns if node established
tipc: fix unexpected link reset due to discovery messages
hvc/xen: lock console list traversal
nfc: pn533: Wait for out_urb's completion in pn533_usb_send_frame()
net/sched: act_mpls: Fix warning during failed attribute validation
net/mlx5: Rename ptp clock info
net/mlx5: Fix ptp max frequency adjustment range
iommu/mediatek-v1: Add error handle for mtk_iommu_probe
iommu/mediatek-v1: Fix an error handling path in mtk_iommu_v1_probe()
x86/resctrl: Use task_curr() instead of task_struct->on_cpu to prevent unnecessary IPI
x86/resctrl: Fix task CLOSID/RMID update race
drm/virtio: Fix GEM handle creation UAF
arm64: atomics: format whitespace consistently
arm64: atomics: remove LL/SC trampolines
arm64: cmpxchg_double*: hazard against entire exchange variable
efi: fix NULL-deref in init error path
mm: Always release pages to the buddy allocator in memblock_free_late().
Revert "usb: ulpi: defer ulpi_register on ulpi_read_id timeout"
tipc: fix use-after-free in tipc_disc_rcv()
tty: serial: tegra: Handle RX transfer in PIO mode if DMA wasn't started
tipc: Add a missing case of TIPC_DIRECT_MSG type
ocfs2: fix freeing uninitialized resource on ocfs2_dlm_shutdown
tipc: call tipc_lxc_xmit without holding node_read_lock
Linux 5.4.229
Change-Id: If8e35d5d3e707352766ae3e4b665fd2369d9382b
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
diff --git a/Documentation/devicetree/bindings/sound/qcom,wcd9335.txt b/Documentation/devicetree/bindings/sound/qcom,wcd9335.txt
index 5d6ea66..1f75fee 100644
--- a/Documentation/devicetree/bindings/sound/qcom,wcd9335.txt
+++ b/Documentation/devicetree/bindings/sound/qcom,wcd9335.txt
@@ -109,7 +109,7 @@
reg = <1 0>;
interrupts = <&msmgpio 54 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "intr2"
- reset-gpios = <&msmgpio 64 0>;
+ reset-gpios = <&msmgpio 64 GPIO_ACTIVE_LOW>;
slim-ifc-dev = <&wc9335_ifd>;
clock-names = "mclk", "native";
clocks = <&rpmcc RPM_SMD_DIV_CLK1>,
diff --git a/Documentation/driver-api/spi.rst b/Documentation/driver-api/spi.rst
index f64cb66..f288870 100644
--- a/Documentation/driver-api/spi.rst
+++ b/Documentation/driver-api/spi.rst
@@ -25,8 +25,8 @@
a pair of FIFOs connected to dual DMA engines on the other side of the
SPI shift register (maximizing throughput). Such drivers bridge between
whatever bus they sit on (often the platform bus) and SPI, and expose
-the SPI side of their device as a :c:type:`struct spi_master
-<spi_master>`. SPI devices are children of that master,
+the SPI side of their device as a :c:type:`struct spi_controller
+<spi_controller>`. SPI devices are children of that master,
represented as a :c:type:`struct spi_device <spi_device>` and
manufactured from :c:type:`struct spi_board_info
<spi_board_info>` descriptors which are usually provided by
diff --git a/Documentation/fault-injection/fault-injection.rst b/Documentation/fault-injection/fault-injection.rst
index f51bb21..49b5773 100644
--- a/Documentation/fault-injection/fault-injection.rst
+++ b/Documentation/fault-injection/fault-injection.rst
@@ -74,8 +74,8 @@
- /sys/kernel/debug/fail*/times:
- specifies how many times failures may happen at most.
- A value of -1 means "no limit".
+ specifies how many times failures may happen at most. A value of -1
+ means "no limit".
- /sys/kernel/debug/fail*/space:
@@ -163,11 +163,13 @@
- ERRNO: retval must be -1 to -MAX_ERRNO (-4096).
- ERR_NULL: retval must be 0 or -1 to -MAX_ERRNO (-4096).
-- /sys/kernel/debug/fail_function/<functiuon-name>/retval:
+- /sys/kernel/debug/fail_function/<function-name>/retval:
- specifies the "error" return value to inject to the given
- function for given function. This will be created when
- user specifies new injection entry.
+ specifies the "error" return value to inject to the given function.
+ This will be created when the user specifies a new injection entry.
+ Note that this file only accepts unsigned values. So, if you want to
+ use a negative errno, you better use 'printf' instead of 'echo', e.g.:
+ $ printf %#x -12 > retval
Boot option
^^^^^^^^^^^
@@ -331,7 +333,7 @@
FAILTYPE=fail_function
FAILFUNC=open_ctree
echo $FAILFUNC > /sys/kernel/debug/$FAILTYPE/inject
- echo -12 > /sys/kernel/debug/$FAILTYPE/$FAILFUNC/retval
+ printf %#x -12 > /sys/kernel/debug/$FAILTYPE/$FAILFUNC/retval
echo N > /sys/kernel/debug/$FAILTYPE/task-filter
echo 100 > /sys/kernel/debug/$FAILTYPE/probability
echo 0 > /sys/kernel/debug/$FAILTYPE/interval
diff --git a/Documentation/sphinx/load_config.py b/Documentation/sphinx/load_config.py
index eeb394b..8b416bf 100644
--- a/Documentation/sphinx/load_config.py
+++ b/Documentation/sphinx/load_config.py
@@ -3,7 +3,7 @@
import os
import sys
-from sphinx.util.pycompat import execfile_
+from sphinx.util.osutil import fs_encoding
# ------------------------------------------------------------------------------
def loadConfig(namespace):
@@ -48,7 +48,9 @@
sys.stdout.write("load additional sphinx-config: %s\n" % config_file)
config = namespace.copy()
config['__file__'] = config_file
- execfile_(config_file, config)
+ with open(config_file, 'rb') as f:
+ code = compile(f.read(), fs_encoding, 'exec')
+ exec(code, config)
del config['__file__']
namespace.update(config)
else:
diff --git a/Makefile b/Makefile
index 867da95..66fad75 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 4
-SUBLEVEL = 228
+SUBLEVEL = 229
EXTRAVERSION =
NAME = Kleptomaniac Octopus
diff --git a/arch/alpha/kernel/entry.S b/arch/alpha/kernel/entry.S
index 2e09248..c27d012 100644
--- a/arch/alpha/kernel/entry.S
+++ b/arch/alpha/kernel/entry.S
@@ -469,8 +469,10 @@
#ifdef CONFIG_AUDITSYSCALL
lda $6, _TIF_SYSCALL_TRACE | _TIF_SYSCALL_AUDIT
and $3, $6, $3
-#endif
bne $3, strace
+#else
+ blbs $3, strace /* check for SYSCALL_TRACE in disguise */
+#endif
beq $4, 1f
ldq $27, 0($5)
1: jsr $26, ($27), sys_ni_syscall
diff --git a/arch/arm/boot/dts/armada-370.dtsi b/arch/arm/boot/dts/armada-370.dtsi
index 46e6d3e..c042c41 100644
--- a/arch/arm/boot/dts/armada-370.dtsi
+++ b/arch/arm/boot/dts/armada-370.dtsi
@@ -74,7 +74,7 @@
pcie2: pcie@2,0 {
device_type = "pci";
- assigned-addresses = <0x82002800 0 0x80000 0 0x2000>;
+ assigned-addresses = <0x82001000 0 0x80000 0 0x2000>;
reg = <0x1000 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
diff --git a/arch/arm/boot/dts/armada-375.dtsi b/arch/arm/boot/dts/armada-375.dtsi
index 2932a29..230f6dd8 100644
--- a/arch/arm/boot/dts/armada-375.dtsi
+++ b/arch/arm/boot/dts/armada-375.dtsi
@@ -584,7 +584,7 @@
pcie1: pcie@2,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x44000 0 0x2000>;
+ assigned-addresses = <0x82001000 0 0x44000 0 0x2000>;
reg = <0x1000 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
diff --git a/arch/arm/boot/dts/armada-380.dtsi b/arch/arm/boot/dts/armada-380.dtsi
index cff1269..7146cc8 100644
--- a/arch/arm/boot/dts/armada-380.dtsi
+++ b/arch/arm/boot/dts/armada-380.dtsi
@@ -79,7 +79,7 @@
/* x1 port */
pcie@2,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x40000 0 0x2000>;
+ assigned-addresses = <0x82001000 0 0x40000 0 0x2000>;
reg = <0x1000 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
@@ -98,7 +98,7 @@
/* x1 port */
pcie@3,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x44000 0 0x2000>;
+ assigned-addresses = <0x82001800 0 0x44000 0 0x2000>;
reg = <0x1800 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
diff --git a/arch/arm/boot/dts/armada-385-turris-omnia.dts b/arch/arm/boot/dts/armada-385-turris-omnia.dts
index 92e0848..320c759 100644
--- a/arch/arm/boot/dts/armada-385-turris-omnia.dts
+++ b/arch/arm/boot/dts/armada-385-turris-omnia.dts
@@ -22,6 +22,12 @@
stdout-path = &uart0;
};
+ aliases {
+ ethernet0 = ð0;
+ ethernet1 = ð1;
+ ethernet2 = ð2;
+ };
+
memory {
device_type = "memory";
reg = <0x00000000 0x40000000>; /* 1024 MB */
@@ -291,7 +297,17 @@
};
};
- /* port 6 is connected to eth0 */
+ ports@6 {
+ reg = <6>;
+ label = "cpu";
+ ethernet = <ð0>;
+ phy-mode = "rgmii-id";
+
+ fixed-link {
+ speed = <1000>;
+ full-duplex;
+ };
+ };
};
};
};
diff --git a/arch/arm/boot/dts/armada-385.dtsi b/arch/arm/boot/dts/armada-385.dtsi
index f0022d1..f081f7c 100644
--- a/arch/arm/boot/dts/armada-385.dtsi
+++ b/arch/arm/boot/dts/armada-385.dtsi
@@ -84,7 +84,7 @@
/* x1 port */
pcie2: pcie@2,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x40000 0 0x2000>;
+ assigned-addresses = <0x82001000 0 0x40000 0 0x2000>;
reg = <0x1000 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
@@ -103,7 +103,7 @@
/* x1 port */
pcie3: pcie@3,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x44000 0 0x2000>;
+ assigned-addresses = <0x82001800 0 0x44000 0 0x2000>;
reg = <0x1800 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
@@ -125,7 +125,7 @@
*/
pcie4: pcie@4,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x48000 0 0x2000>;
+ assigned-addresses = <0x82002000 0 0x48000 0 0x2000>;
reg = <0x2000 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
diff --git a/arch/arm/boot/dts/armada-39x.dtsi b/arch/arm/boot/dts/armada-39x.dtsi
index b1b8693..cd7a46c 100644
--- a/arch/arm/boot/dts/armada-39x.dtsi
+++ b/arch/arm/boot/dts/armada-39x.dtsi
@@ -457,7 +457,7 @@
/* x1 port */
pcie@2,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x40000 0 0x2000>;
+ assigned-addresses = <0x82001000 0 0x40000 0 0x2000>;
reg = <0x1000 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
@@ -476,7 +476,7 @@
/* x1 port */
pcie@3,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x44000 0 0x2000>;
+ assigned-addresses = <0x82001800 0 0x44000 0 0x2000>;
reg = <0x1800 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
@@ -498,7 +498,7 @@
*/
pcie@4,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x48000 0 0x2000>;
+ assigned-addresses = <0x82002000 0 0x48000 0 0x2000>;
reg = <0x2000 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
diff --git a/arch/arm/boot/dts/armada-xp-mv78230.dtsi b/arch/arm/boot/dts/armada-xp-mv78230.dtsi
index 8558bf6..d55fe16 100644
--- a/arch/arm/boot/dts/armada-xp-mv78230.dtsi
+++ b/arch/arm/boot/dts/armada-xp-mv78230.dtsi
@@ -97,7 +97,7 @@
pcie2: pcie@2,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x44000 0 0x2000>;
+ assigned-addresses = <0x82001000 0 0x44000 0 0x2000>;
reg = <0x1000 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
@@ -115,7 +115,7 @@
pcie3: pcie@3,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x48000 0 0x2000>;
+ assigned-addresses = <0x82001800 0 0x48000 0 0x2000>;
reg = <0x1800 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
@@ -133,7 +133,7 @@
pcie4: pcie@4,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x4c000 0 0x2000>;
+ assigned-addresses = <0x82002000 0 0x4c000 0 0x2000>;
reg = <0x2000 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
@@ -151,7 +151,7 @@
pcie5: pcie@5,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x80000 0 0x2000>;
+ assigned-addresses = <0x82002800 0 0x80000 0 0x2000>;
reg = <0x2800 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
diff --git a/arch/arm/boot/dts/armada-xp-mv78260.dtsi b/arch/arm/boot/dts/armada-xp-mv78260.dtsi
index 2d85fe8..fdcc818 100644
--- a/arch/arm/boot/dts/armada-xp-mv78260.dtsi
+++ b/arch/arm/boot/dts/armada-xp-mv78260.dtsi
@@ -112,7 +112,7 @@
pcie2: pcie@2,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x44000 0 0x2000>;
+ assigned-addresses = <0x82001000 0 0x44000 0 0x2000>;
reg = <0x1000 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
@@ -130,7 +130,7 @@
pcie3: pcie@3,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x48000 0 0x2000>;
+ assigned-addresses = <0x82001800 0 0x48000 0 0x2000>;
reg = <0x1800 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
@@ -148,7 +148,7 @@
pcie4: pcie@4,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x4c000 0 0x2000>;
+ assigned-addresses = <0x82002000 0 0x4c000 0 0x2000>;
reg = <0x2000 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
@@ -166,7 +166,7 @@
pcie5: pcie@5,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x80000 0 0x2000>;
+ assigned-addresses = <0x82002800 0 0x80000 0 0x2000>;
reg = <0x2800 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
@@ -184,7 +184,7 @@
pcie6: pcie@6,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x84000 0 0x2000>;
+ assigned-addresses = <0x82003000 0 0x84000 0 0x2000>;
reg = <0x3000 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
@@ -202,7 +202,7 @@
pcie7: pcie@7,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x88000 0 0x2000>;
+ assigned-addresses = <0x82003800 0 0x88000 0 0x2000>;
reg = <0x3800 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
@@ -220,7 +220,7 @@
pcie8: pcie@8,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x8c000 0 0x2000>;
+ assigned-addresses = <0x82004000 0 0x8c000 0 0x2000>;
reg = <0x4000 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
@@ -238,7 +238,7 @@
pcie9: pcie@9,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x42000 0 0x2000>;
+ assigned-addresses = <0x82004800 0 0x42000 0 0x2000>;
reg = <0x4800 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
diff --git a/arch/arm/boot/dts/dove.dtsi b/arch/arm/boot/dts/dove.dtsi
index 2e8a397..347624e 100644
--- a/arch/arm/boot/dts/dove.dtsi
+++ b/arch/arm/boot/dts/dove.dtsi
@@ -129,7 +129,7 @@
pcie1: pcie@2 {
device_type = "pci";
status = "disabled";
- assigned-addresses = <0x82002800 0 0x80000 0 0x2000>;
+ assigned-addresses = <0x82001000 0 0x80000 0 0x2000>;
reg = <0x1000 0 0 0 0>;
clocks = <&gate_clk 5>;
marvell,pcie-port = <1>;
diff --git a/arch/arm/boot/dts/qcom-apq8064.dtsi b/arch/arm/boot/dts/qcom-apq8064.dtsi
index 764984c..8c8a576 100644
--- a/arch/arm/boot/dts/qcom-apq8064.dtsi
+++ b/arch/arm/boot/dts/qcom-apq8064.dtsi
@@ -1570,7 +1570,7 @@
};
etb@1a01000 {
- compatible = "coresight-etb10", "arm,primecell";
+ compatible = "arm,coresight-etb10", "arm,primecell";
reg = <0x1a01000 0x1000>;
clocks = <&rpmcc RPM_QDSS_CLK>;
diff --git a/arch/arm/boot/dts/spear600.dtsi b/arch/arm/boot/dts/spear600.dtsi
index fd41243..9d5a04a 100644
--- a/arch/arm/boot/dts/spear600.dtsi
+++ b/arch/arm/boot/dts/spear600.dtsi
@@ -47,7 +47,7 @@
compatible = "arm,pl110", "arm,primecell";
reg = <0xfc200000 0x1000>;
interrupt-parent = <&vic1>;
- interrupts = <12>;
+ interrupts = <13>;
status = "disabled";
};
diff --git a/arch/arm/mach-mmp/time.c b/arch/arm/mach-mmp/time.c
index 483df32..0bdb872 100644
--- a/arch/arm/mach-mmp/time.c
+++ b/arch/arm/mach-mmp/time.c
@@ -44,18 +44,21 @@
static void __iomem *mmp_timer_base = TIMERS_VIRT_BASE;
/*
- * FIXME: the timer needs some delay to stablize the counter capture
+ * Read the timer through the CVWR register. Delay is required after requesting
+ * a read. The CR register cannot be directly read due to metastability issues
+ * documented in the PXA168 software manual.
*/
static inline uint32_t timer_read(void)
{
- int delay = 100;
+ uint32_t val;
+ int delay = 3;
__raw_writel(1, mmp_timer_base + TMR_CVWR(1));
while (delay--)
- cpu_relax();
+ val = __raw_readl(mmp_timer_base + TMR_CVWR(1));
- return __raw_readl(mmp_timer_base + TMR_CVWR(1));
+ return val;
}
static u64 notrace mmp_read_sched_clock(void)
diff --git a/arch/arm/nwfpe/Makefile b/arch/arm/nwfpe/Makefile
index 303400f..2aec85a 100644
--- a/arch/arm/nwfpe/Makefile
+++ b/arch/arm/nwfpe/Makefile
@@ -11,3 +11,9 @@
entry.o
nwfpe-$(CONFIG_FPE_NWFPE_XP) += extended_cpdo.o
+
+# Try really hard to avoid generating calls to __aeabi_uldivmod() from
+# float64_rem() due to loop elision.
+ifdef CONFIG_CC_IS_CLANG
+CFLAGS_softfloat.o += -mllvm -replexitval=never
+endif
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 2e8239d..351e211 100644
--- a/arch/arm64/boot/dts/marvell/armada-3720-turris-mox.dts
+++ b/arch/arm64/boot/dts/marvell/armada-3720-turris-mox.dts
@@ -122,9 +122,12 @@
/delete-property/ mrvl,i2c-fast-mode;
status = "okay";
+ /* MCP7940MT-I/MNY RTC */
rtc@6f {
compatible = "microchip,mcp7940x";
reg = <0x6f>;
+ interrupt-parent = <&gpiosb>;
+ interrupts = <5 0>; /* GPIO2_5 */
};
};
diff --git a/arch/arm64/boot/dts/mediatek/mt2712-evb.dts b/arch/arm64/boot/dts/mediatek/mt2712-evb.dts
index 2b91daf..45e37aa 100644
--- a/arch/arm64/boot/dts/mediatek/mt2712-evb.dts
+++ b/arch/arm64/boot/dts/mediatek/mt2712-evb.dts
@@ -26,14 +26,14 @@
stdout-path = "serial0:921600n8";
};
- cpus_fixed_vproc0: fixedregulator@0 {
+ cpus_fixed_vproc0: regulator-vproc-buck0 {
compatible = "regulator-fixed";
regulator-name = "vproc_buck0";
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
};
- cpus_fixed_vproc1: fixedregulator@1 {
+ cpus_fixed_vproc1: regulator-vproc-buck1 {
compatible = "regulator-fixed";
regulator-name = "vproc_buck1";
regulator-min-microvolt = <1000000>;
@@ -50,7 +50,7 @@
id-gpio = <&pio 14 GPIO_ACTIVE_HIGH>;
};
- usb_p0_vbus: regulator@2 {
+ usb_p0_vbus: regulator-usb-p0-vbus {
compatible = "regulator-fixed";
regulator-name = "p0_vbus";
regulator-min-microvolt = <5000000>;
@@ -59,7 +59,7 @@
enable-active-high;
};
- usb_p1_vbus: regulator@3 {
+ usb_p1_vbus: regulator-usb-p1-vbus {
compatible = "regulator-fixed";
regulator-name = "p1_vbus";
regulator-min-microvolt = <5000000>;
@@ -68,7 +68,7 @@
enable-active-high;
};
- usb_p2_vbus: regulator@4 {
+ usb_p2_vbus: regulator-usb-p2-vbus {
compatible = "regulator-fixed";
regulator-name = "p2_vbus";
regulator-min-microvolt = <5000000>;
@@ -77,7 +77,7 @@
enable-active-high;
};
- usb_p3_vbus: regulator@5 {
+ usb_p3_vbus: regulator-usb-p3-vbus {
compatible = "regulator-fixed";
regulator-name = "p3_vbus";
regulator-min-microvolt = <5000000>;
diff --git a/arch/arm64/boot/dts/mediatek/mt2712e.dtsi b/arch/arm64/boot/dts/mediatek/mt2712e.dtsi
index 43307ba..3b12bb3 100644
--- a/arch/arm64/boot/dts/mediatek/mt2712e.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt2712e.dtsi
@@ -160,70 +160,70 @@
#clock-cells = <0>;
};
- clk26m: oscillator@0 {
+ clk26m: oscillator-26m {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <26000000>;
clock-output-names = "clk26m";
};
- clk32k: oscillator@1 {
+ clk32k: oscillator-32k {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <32768>;
clock-output-names = "clk32k";
};
- clkfpc: oscillator@2 {
+ clkfpc: oscillator-50m {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <50000000>;
clock-output-names = "clkfpc";
};
- clkaud_ext_i_0: oscillator@3 {
+ clkaud_ext_i_0: oscillator-aud0 {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <6500000>;
clock-output-names = "clkaud_ext_i_0";
};
- clkaud_ext_i_1: oscillator@4 {
+ clkaud_ext_i_1: oscillator-aud1 {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <196608000>;
clock-output-names = "clkaud_ext_i_1";
};
- clkaud_ext_i_2: oscillator@5 {
+ clkaud_ext_i_2: oscillator-aud2 {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <180633600>;
clock-output-names = "clkaud_ext_i_2";
};
- clki2si0_mck_i: oscillator@6 {
+ clki2si0_mck_i: oscillator-i2s0 {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <30000000>;
clock-output-names = "clki2si0_mck_i";
};
- clki2si1_mck_i: oscillator@7 {
+ clki2si1_mck_i: oscillator-i2s1 {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <30000000>;
clock-output-names = "clki2si1_mck_i";
};
- clki2si2_mck_i: oscillator@8 {
+ clki2si2_mck_i: oscillator-i2s2 {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <30000000>;
clock-output-names = "clki2si2_mck_i";
};
- clktdmin_mclk_i: oscillator@9 {
+ clktdmin_mclk_i: oscillator-mclk {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <30000000>;
@@ -266,7 +266,7 @@
reg = <0 0x10005000 0 0x1000>;
};
- pio: pinctrl@10005000 {
+ pio: pinctrl@1000b000 {
compatible = "mediatek,mt2712-pinctrl";
reg = <0 0x1000b000 0 0x1000>;
mediatek,pctl-regmap = <&syscfg_pctl_a>;
diff --git a/arch/arm64/boot/dts/mediatek/mt6797.dtsi b/arch/arm64/boot/dts/mediatek/mt6797.dtsi
index 2b2a69c..d4c78c9 100644
--- a/arch/arm64/boot/dts/mediatek/mt6797.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt6797.dtsi
@@ -102,7 +102,7 @@
};
};
- clk26m: oscillator@0 {
+ clk26m: oscillator-26m {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <26000000>;
diff --git a/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi b/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi
index 99a28d64..2b7923f 100644
--- a/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi
@@ -1310,7 +1310,7 @@
config {
pins = "gpio126";
function = "gpio";
- bias-no-pull;
+ bias-disable;
drive-strength = <2>;
output-low;
};
@@ -1320,7 +1320,7 @@
config {
pins = "gpio126";
function = "gpio";
- bias-no-pull;
+ bias-disable;
drive-strength = <2>;
output-high;
};
diff --git a/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts b/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts
index 840d6b9..5eb8f01 100644
--- a/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts
+++ b/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts
@@ -298,8 +298,10 @@
};
&qup_i2c12_default {
- drive-strength = <2>;
- bias-disable;
+ pinmux {
+ drive-strength = <2>;
+ bias-disable;
+ };
};
&qup_uart6_default {
diff --git a/arch/arm64/include/asm/atomic_ll_sc.h b/arch/arm64/include/asm/atomic_ll_sc.h
index 7b01214..abd302e 100644
--- a/arch/arm64/include/asm/atomic_ll_sc.h
+++ b/arch/arm64/include/asm/atomic_ll_sc.h
@@ -12,19 +12,6 @@
#include <linux/stringify.h>
-#if IS_ENABLED(CONFIG_ARM64_LSE_ATOMICS) && IS_ENABLED(CONFIG_AS_LSE)
-#define __LL_SC_FALLBACK(asm_ops) \
-" b 3f\n" \
-" .subsection 1\n" \
-"3:\n" \
-asm_ops "\n" \
-" b 4f\n" \
-" .previous\n" \
-"4:\n"
-#else
-#define __LL_SC_FALLBACK(asm_ops) asm_ops
-#endif
-
#ifndef CONFIG_CC_HAS_K_CONSTRAINT
#define K
#endif
@@ -43,12 +30,11 @@ __ll_sc_atomic_##op(int i, atomic_t *v) \
int result; \
\
asm volatile("// atomic_" #op "\n" \
- __LL_SC_FALLBACK( \
-" prfm pstl1strm, %2\n" \
-"1: ldxr %w0, %2\n" \
-" " #asm_op " %w0, %w0, %w3\n" \
-" stxr %w1, %w0, %2\n" \
-" cbnz %w1, 1b\n") \
+ " prfm pstl1strm, %2\n" \
+ "1: ldxr %w0, %2\n" \
+ " " #asm_op " %w0, %w0, %w3\n" \
+ " stxr %w1, %w0, %2\n" \
+ " cbnz %w1, 1b\n" \
: "=&r" (result), "=&r" (tmp), "+Q" (v->counter) \
: __stringify(constraint) "r" (i)); \
}
@@ -61,13 +47,12 @@ __ll_sc_atomic_##op##_return##name(int i, atomic_t *v) \
int result; \
\
asm volatile("// atomic_" #op "_return" #name "\n" \
- __LL_SC_FALLBACK( \
-" prfm pstl1strm, %2\n" \
-"1: ld" #acq "xr %w0, %2\n" \
-" " #asm_op " %w0, %w0, %w3\n" \
-" st" #rel "xr %w1, %w0, %2\n" \
-" cbnz %w1, 1b\n" \
-" " #mb ) \
+ " prfm pstl1strm, %2\n" \
+ "1: ld" #acq "xr %w0, %2\n" \
+ " " #asm_op " %w0, %w0, %w3\n" \
+ " st" #rel "xr %w1, %w0, %2\n" \
+ " cbnz %w1, 1b\n" \
+ " " #mb \
: "=&r" (result), "=&r" (tmp), "+Q" (v->counter) \
: __stringify(constraint) "r" (i) \
: cl); \
@@ -83,13 +68,12 @@ __ll_sc_atomic_fetch_##op##name(int i, atomic_t *v) \
int val, result; \
\
asm volatile("// atomic_fetch_" #op #name "\n" \
- __LL_SC_FALLBACK( \
-" prfm pstl1strm, %3\n" \
-"1: ld" #acq "xr %w0, %3\n" \
-" " #asm_op " %w1, %w0, %w4\n" \
-" st" #rel "xr %w2, %w1, %3\n" \
-" cbnz %w2, 1b\n" \
-" " #mb ) \
+ " prfm pstl1strm, %3\n" \
+ "1: ld" #acq "xr %w0, %3\n" \
+ " " #asm_op " %w1, %w0, %w4\n" \
+ " st" #rel "xr %w2, %w1, %3\n" \
+ " cbnz %w2, 1b\n" \
+ " " #mb \
: "=&r" (result), "=&r" (val), "=&r" (tmp), "+Q" (v->counter) \
: __stringify(constraint) "r" (i) \
: cl); \
@@ -142,12 +126,11 @@ __ll_sc_atomic64_##op(s64 i, atomic64_t *v) \
unsigned long tmp; \
\
asm volatile("// atomic64_" #op "\n" \
- __LL_SC_FALLBACK( \
-" prfm pstl1strm, %2\n" \
-"1: ldxr %0, %2\n" \
-" " #asm_op " %0, %0, %3\n" \
-" stxr %w1, %0, %2\n" \
-" cbnz %w1, 1b") \
+ " prfm pstl1strm, %2\n" \
+ "1: ldxr %0, %2\n" \
+ " " #asm_op " %0, %0, %3\n" \
+ " stxr %w1, %0, %2\n" \
+ " cbnz %w1, 1b" \
: "=&r" (result), "=&r" (tmp), "+Q" (v->counter) \
: __stringify(constraint) "r" (i)); \
}
@@ -160,13 +143,12 @@ __ll_sc_atomic64_##op##_return##name(s64 i, atomic64_t *v) \
unsigned long tmp; \
\
asm volatile("// atomic64_" #op "_return" #name "\n" \
- __LL_SC_FALLBACK( \
-" prfm pstl1strm, %2\n" \
-"1: ld" #acq "xr %0, %2\n" \
-" " #asm_op " %0, %0, %3\n" \
-" st" #rel "xr %w1, %0, %2\n" \
-" cbnz %w1, 1b\n" \
-" " #mb ) \
+ " prfm pstl1strm, %2\n" \
+ "1: ld" #acq "xr %0, %2\n" \
+ " " #asm_op " %0, %0, %3\n" \
+ " st" #rel "xr %w1, %0, %2\n" \
+ " cbnz %w1, 1b\n" \
+ " " #mb \
: "=&r" (result), "=&r" (tmp), "+Q" (v->counter) \
: __stringify(constraint) "r" (i) \
: cl); \
@@ -176,19 +158,18 @@ __ll_sc_atomic64_##op##_return##name(s64 i, atomic64_t *v) \
#define ATOMIC64_FETCH_OP(name, mb, acq, rel, cl, op, asm_op, constraint)\
static inline long \
-__ll_sc_atomic64_fetch_##op##name(s64 i, atomic64_t *v) \
+__ll_sc_atomic64_fetch_##op##name(s64 i, atomic64_t *v) \
{ \
s64 result, val; \
unsigned long tmp; \
\
asm volatile("// atomic64_fetch_" #op #name "\n" \
- __LL_SC_FALLBACK( \
-" prfm pstl1strm, %3\n" \
-"1: ld" #acq "xr %0, %3\n" \
-" " #asm_op " %1, %0, %4\n" \
-" st" #rel "xr %w2, %1, %3\n" \
-" cbnz %w2, 1b\n" \
-" " #mb ) \
+ " prfm pstl1strm, %3\n" \
+ "1: ld" #acq "xr %0, %3\n" \
+ " " #asm_op " %1, %0, %4\n" \
+ " st" #rel "xr %w2, %1, %3\n" \
+ " cbnz %w2, 1b\n" \
+ " " #mb \
: "=&r" (result), "=&r" (val), "=&r" (tmp), "+Q" (v->counter) \
: __stringify(constraint) "r" (i) \
: cl); \
@@ -240,15 +221,14 @@ __ll_sc_atomic64_dec_if_positive(atomic64_t *v)
unsigned long tmp;
asm volatile("// atomic64_dec_if_positive\n"
- __LL_SC_FALLBACK(
-" prfm pstl1strm, %2\n"
-"1: ldxr %0, %2\n"
-" subs %0, %0, #1\n"
-" b.lt 2f\n"
-" stlxr %w1, %0, %2\n"
-" cbnz %w1, 1b\n"
-" dmb ish\n"
-"2:")
+ " prfm pstl1strm, %2\n"
+ "1: ldxr %0, %2\n"
+ " subs %0, %0, #1\n"
+ " b.lt 2f\n"
+ " stlxr %w1, %0, %2\n"
+ " cbnz %w1, 1b\n"
+ " dmb ish\n"
+ "2:"
: "=&r" (result), "=&r" (tmp), "+Q" (v->counter)
:
: "cc", "memory");
@@ -274,7 +254,6 @@ __ll_sc__cmpxchg_case_##name##sz(volatile void *ptr, \
old = (u##sz)old; \
\
asm volatile( \
- __LL_SC_FALLBACK( \
" prfm pstl1strm, %[v]\n" \
"1: ld" #acq "xr" #sfx "\t%" #w "[oldval], %[v]\n" \
" eor %" #w "[tmp], %" #w "[oldval], %" #w "[old]\n" \
@@ -282,7 +261,7 @@ __ll_sc__cmpxchg_case_##name##sz(volatile void *ptr, \
" st" #rel "xr" #sfx "\t%w[tmp], %" #w "[new], %[v]\n" \
" cbnz %w[tmp], 1b\n" \
" " #mb "\n" \
- "2:") \
+ "2:" \
: [tmp] "=&r" (tmp), [oldval] "=&r" (oldval), \
[v] "+Q" (*(u##sz *)ptr) \
: [old] __stringify(constraint) "r" (old), [new] "r" (new) \
@@ -326,7 +305,6 @@ __ll_sc__cmpxchg_double##name(unsigned long old1, \
unsigned long tmp, ret; \
\
asm volatile("// __cmpxchg_double" #name "\n" \
- __LL_SC_FALLBACK( \
" prfm pstl1strm, %2\n" \
"1: ldxp %0, %1, %2\n" \
" eor %0, %0, %3\n" \
@@ -336,8 +314,8 @@ __ll_sc__cmpxchg_double##name(unsigned long old1, \
" st" #rel "xp %w0, %5, %6, %2\n" \
" cbnz %w0, 1b\n" \
" " #mb "\n" \
- "2:") \
- : "=&r" (tmp), "=&r" (ret), "+Q" (*(unsigned long *)ptr) \
+ "2:" \
+ : "=&r" (tmp), "=&r" (ret), "+Q" (*(__uint128_t *)ptr) \
: "r" (old1), "r" (old2), "r" (new1), "r" (new2) \
: cl); \
\
diff --git a/arch/arm64/include/asm/atomic_lse.h b/arch/arm64/include/asm/atomic_lse.h
index da3280f..28e9611 100644
--- a/arch/arm64/include/asm/atomic_lse.h
+++ b/arch/arm64/include/asm/atomic_lse.h
@@ -11,11 +11,11 @@
#define __ASM_ATOMIC_LSE_H
#define ATOMIC_OP(op, asm_op) \
-static inline void __lse_atomic_##op(int i, atomic_t *v) \
+static inline void __lse_atomic_##op(int i, atomic_t *v) \
{ \
asm volatile( \
__LSE_PREAMBLE \
-" " #asm_op " %w[i], %[v]\n" \
+ " " #asm_op " %w[i], %[v]\n" \
: [i] "+r" (i), [v] "+Q" (v->counter) \
: "r" (v)); \
}
@@ -32,7 +32,7 @@ static inline int __lse_atomic_fetch_##op##name(int i, atomic_t *v) \
{ \
asm volatile( \
__LSE_PREAMBLE \
-" " #asm_op #mb " %w[i], %w[i], %[v]" \
+ " " #asm_op #mb " %w[i], %w[i], %[v]" \
: [i] "+r" (i), [v] "+Q" (v->counter) \
: "r" (v) \
: cl); \
@@ -130,7 +130,7 @@ static inline int __lse_atomic_sub_return##name(int i, atomic_t *v) \
" add %w[i], %w[i], %w[tmp]" \
: [i] "+&r" (i), [v] "+Q" (v->counter), [tmp] "=&r" (tmp) \
: "r" (v) \
- : cl); \
+ : cl); \
\
return i; \
}
@@ -168,7 +168,7 @@ static inline void __lse_atomic64_##op(s64 i, atomic64_t *v) \
{ \
asm volatile( \
__LSE_PREAMBLE \
-" " #asm_op " %[i], %[v]\n" \
+ " " #asm_op " %[i], %[v]\n" \
: [i] "+r" (i), [v] "+Q" (v->counter) \
: "r" (v)); \
}
@@ -185,7 +185,7 @@ static inline long __lse_atomic64_fetch_##op##name(s64 i, atomic64_t *v)\
{ \
asm volatile( \
__LSE_PREAMBLE \
-" " #asm_op #mb " %[i], %[i], %[v]" \
+ " " #asm_op #mb " %[i], %[i], %[v]" \
: [i] "+r" (i), [v] "+Q" (v->counter) \
: "r" (v) \
: cl); \
@@ -272,7 +272,7 @@ static inline void __lse_atomic64_sub(s64 i, atomic64_t *v)
}
#define ATOMIC64_OP_SUB_RETURN(name, mb, cl...) \
-static inline long __lse_atomic64_sub_return##name(s64 i, atomic64_t *v) \
+static inline long __lse_atomic64_sub_return##name(s64 i, atomic64_t *v)\
{ \
unsigned long tmp; \
\
@@ -403,7 +403,7 @@ __lse__cmpxchg_double##name(unsigned long old1, \
" eor %[old2], %[old2], %[oldval2]\n" \
" orr %[old1], %[old1], %[old2]" \
: [old1] "+&r" (x0), [old2] "+&r" (x1), \
- [v] "+Q" (*(unsigned long *)ptr) \
+ [v] "+Q" (*(__uint128_t *)ptr) \
: [new1] "r" (x2), [new2] "r" (x3), [ptr] "r" (x4), \
[oldval1] "r" (oldval1), [oldval2] "r" (oldval2) \
: cl); \
diff --git a/arch/arm64/include/asm/kvm_emulate.h b/arch/arm64/include/asm/kvm_emulate.h
index f65ff6b..4a4c20a 100644
--- a/arch/arm64/include/asm/kvm_emulate.h
+++ b/arch/arm64/include/asm/kvm_emulate.h
@@ -378,8 +378,26 @@ static inline int kvm_vcpu_sys_get_rt(struct kvm_vcpu *vcpu)
static inline bool kvm_is_write_fault(struct kvm_vcpu *vcpu)
{
- if (kvm_vcpu_abt_iss1tw(vcpu))
- return true;
+ if (kvm_vcpu_abt_iss1tw(vcpu)) {
+ /*
+ * Only a permission fault on a S1PTW should be
+ * considered as a write. Otherwise, page tables baked
+ * in a read-only memslot will result in an exception
+ * being delivered in the guest.
+ *
+ * The drawback is that we end-up faulting twice if the
+ * guest is using any of HW AF/DB: a translation fault
+ * to map the page containing the PT (read only at
+ * first), then a permission fault to allow the flags
+ * to be set.
+ */
+ switch (kvm_vcpu_trap_get_fault_type(vcpu)) {
+ case ESR_ELx_FSC_PERM:
+ return true;
+ default:
+ return false;
+ }
+ }
if (kvm_vcpu_trap_is_iabt(vcpu))
return false;
diff --git a/arch/mips/bcm63xx/clk.c b/arch/mips/bcm63xx/clk.c
index dcfa0ea..f183c45 100644
--- a/arch/mips/bcm63xx/clk.c
+++ b/arch/mips/bcm63xx/clk.c
@@ -361,6 +361,8 @@ static struct clk clk_periph = {
*/
int clk_enable(struct clk *clk)
{
+ if (!clk)
+ return 0;
mutex_lock(&clocks_mutex);
clk_enable_unlocked(clk);
mutex_unlock(&clocks_mutex);
diff --git a/arch/mips/cavium-octeon/executive/cvmx-helper-board.c b/arch/mips/cavium-octeon/executive/cvmx-helper-board.c
index 2e2d45b..601afad 100644
--- a/arch/mips/cavium-octeon/executive/cvmx-helper-board.c
+++ b/arch/mips/cavium-octeon/executive/cvmx-helper-board.c
@@ -211,7 +211,7 @@ cvmx_helper_link_info_t __cvmx_helper_board_link_get(int ipd_port)
{
cvmx_helper_link_info_t result;
- WARN(!octeon_is_simulation(),
+ WARN_ONCE(!octeon_is_simulation(),
"Using deprecated link status - please update your DT");
/* Unless we fix it later, all links are defaulted to down */
diff --git a/arch/mips/cavium-octeon/executive/cvmx-helper.c b/arch/mips/cavium-octeon/executive/cvmx-helper.c
index de39154..89a397c7 100644
--- a/arch/mips/cavium-octeon/executive/cvmx-helper.c
+++ b/arch/mips/cavium-octeon/executive/cvmx-helper.c
@@ -1100,7 +1100,7 @@ cvmx_helper_link_info_t cvmx_helper_link_get(int ipd_port)
if (index == 0)
result = __cvmx_helper_rgmii_link_get(ipd_port);
else {
- WARN(1, "Using deprecated link status - please update your DT");
+ WARN_ONCE(1, "Using deprecated link status - please update your DT");
result.s.full_duplex = 1;
result.s.link_up = 1;
result.s.speed = 1000;
diff --git a/arch/mips/kernel/vpe-cmp.c b/arch/mips/kernel/vpe-cmp.c
index 9268ebc..903c07b 100644
--- a/arch/mips/kernel/vpe-cmp.c
+++ b/arch/mips/kernel/vpe-cmp.c
@@ -75,7 +75,6 @@ ATTRIBUTE_GROUPS(vpe);
static void vpe_device_release(struct device *cd)
{
- kfree(cd);
}
static struct class vpe_class = {
@@ -157,6 +156,7 @@ int __init vpe_module_init(void)
device_del(&vpe_device);
out_class:
+ put_device(&vpe_device);
class_unregister(&vpe_class);
out_chrdev:
@@ -169,7 +169,7 @@ void __exit vpe_module_exit(void)
{
struct vpe *v, *n;
- device_del(&vpe_device);
+ device_unregister(&vpe_device);
class_unregister(&vpe_class);
unregister_chrdev(major, VPE_MODULE_NAME);
diff --git a/arch/mips/kernel/vpe-mt.c b/arch/mips/kernel/vpe-mt.c
index 2e003b1..9fd7cd4 100644
--- a/arch/mips/kernel/vpe-mt.c
+++ b/arch/mips/kernel/vpe-mt.c
@@ -313,7 +313,6 @@ ATTRIBUTE_GROUPS(vpe);
static void vpe_device_release(struct device *cd)
{
- kfree(cd);
}
static struct class vpe_class = {
@@ -497,6 +496,7 @@ int __init vpe_module_init(void)
device_del(&vpe_device);
out_class:
+ put_device(&vpe_device);
class_unregister(&vpe_class);
out_chrdev:
@@ -509,7 +509,7 @@ void __exit vpe_module_exit(void)
{
struct vpe *v, *n;
- device_del(&vpe_device);
+ device_unregister(&vpe_device);
class_unregister(&vpe_class);
unregister_chrdev(major, VPE_MODULE_NAME);
diff --git a/arch/parisc/include/uapi/asm/mman.h b/arch/parisc/include/uapi/asm/mman.h
index 6fd8871..6b5da7b 100644
--- a/arch/parisc/include/uapi/asm/mman.h
+++ b/arch/parisc/include/uapi/asm/mman.h
@@ -48,28 +48,27 @@
#define MADV_DONTFORK 10 /* don't inherit across fork */
#define MADV_DOFORK 11 /* do inherit across fork */
+#define MADV_MERGEABLE 12 /* KSM may merge identical pages */
+#define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages */
+
+#define MADV_HUGEPAGE 14 /* Worth backing with hugepages */
+#define MADV_NOHUGEPAGE 15 /* Not worth backing with hugepages */
+
+#define MADV_DONTDUMP 16 /* Explicity exclude from the core dump,
+ overrides the coredump filter bits */
+#define MADV_DODUMP 17 /* Clear the MADV_NODUMP flag */
+
+#define MADV_WIPEONFORK 18 /* Zero memory on fork, child only */
+#define MADV_KEEPONFORK 19 /* Undo MADV_WIPEONFORK */
+
#define MADV_COLD 20 /* deactivate these pages */
#define MADV_PAGEOUT 21 /* reclaim these pages */
-#define MADV_MERGEABLE 65 /* KSM may merge identical pages */
-#define MADV_UNMERGEABLE 66 /* KSM may not merge identical pages */
-
-#define MADV_HUGEPAGE 67 /* Worth backing with hugepages */
-#define MADV_NOHUGEPAGE 68 /* Not worth backing with hugepages */
-
-#define MADV_DONTDUMP 69 /* Explicity exclude from the core dump,
- overrides the coredump filter bits */
-#define MADV_DODUMP 70 /* Clear the MADV_NODUMP flag */
-
-#define MADV_WIPEONFORK 71 /* Zero memory on fork, child only */
-#define MADV_KEEPONFORK 72 /* Undo MADV_WIPEONFORK */
-
#define MADV_HWPOISON 100 /* poison a page for testing */
#define MADV_SOFT_OFFLINE 101 /* soft offline page for testing */
/* compatibility flags */
#define MAP_FILE 0
-#define MAP_VARIABLE 0
#define PKEY_DISABLE_ACCESS 0x1
#define PKEY_DISABLE_WRITE 0x2
diff --git a/arch/parisc/kernel/sys_parisc.c b/arch/parisc/kernel/sys_parisc.c
index 5d458a4..a795ce7 100644
--- a/arch/parisc/kernel/sys_parisc.c
+++ b/arch/parisc/kernel/sys_parisc.c
@@ -373,3 +373,30 @@ long parisc_personality(unsigned long personality)
return err;
}
+
+/*
+ * madvise() wrapper
+ *
+ * Up to kernel v6.1 parisc has different values than all other
+ * platforms for the MADV_xxx flags listed below.
+ * To keep binary compatibility with existing userspace programs
+ * translate the former values to the new values.
+ *
+ * XXX: Remove this wrapper in year 2025 (or later)
+ */
+
+asmlinkage notrace long parisc_madvise(unsigned long start, size_t len_in, int behavior)
+{
+ switch (behavior) {
+ case 65: behavior = MADV_MERGEABLE; break;
+ case 66: behavior = MADV_UNMERGEABLE; break;
+ case 67: behavior = MADV_HUGEPAGE; break;
+ case 68: behavior = MADV_NOHUGEPAGE; break;
+ case 69: behavior = MADV_DONTDUMP; break;
+ case 70: behavior = MADV_DODUMP; break;
+ case 71: behavior = MADV_WIPEONFORK; break;
+ case 72: behavior = MADV_KEEPONFORK; break;
+ }
+
+ return sys_madvise(start, len_in, behavior);
+}
diff --git a/arch/parisc/kernel/syscalls/syscall.tbl b/arch/parisc/kernel/syscalls/syscall.tbl
index 51f15a4..e016bf6 100644
--- a/arch/parisc/kernel/syscalls/syscall.tbl
+++ b/arch/parisc/kernel/syscalls/syscall.tbl
@@ -131,7 +131,7 @@
116 common sysinfo sys_sysinfo compat_sys_sysinfo
117 common shutdown sys_shutdown
118 common fsync sys_fsync
-119 common madvise sys_madvise
+119 common madvise parisc_madvise
120 common clone sys_clone_wrapper
121 common setdomainname sys_setdomainname
122 common sendfile sys_sendfile compat_sys_sendfile
diff --git a/arch/powerpc/include/asm/imc-pmu.h b/arch/powerpc/include/asm/imc-pmu.h
index 4da4fcb..11d2da6 100644
--- a/arch/powerpc/include/asm/imc-pmu.h
+++ b/arch/powerpc/include/asm/imc-pmu.h
@@ -132,7 +132,7 @@ struct imc_pmu {
* are inited.
*/
struct imc_pmu_ref {
- struct mutex lock;
+ spinlock_t lock;
unsigned int id;
int refc;
};
diff --git a/arch/powerpc/kernel/rtas.c b/arch/powerpc/kernel/rtas.c
index 35e246e..139377f 100644
--- a/arch/powerpc/kernel/rtas.c
+++ b/arch/powerpc/kernel/rtas.c
@@ -714,6 +714,7 @@ void __noreturn rtas_halt(void)
/* Must be in the RMO region, so we place it here */
static char rtas_os_term_buf[2048];
+static s32 ibm_os_term_token = RTAS_UNKNOWN_SERVICE;
void rtas_os_term(char *str)
{
@@ -725,16 +726,20 @@ void rtas_os_term(char *str)
* this property may terminate the partition which we want to avoid
* since it interferes with panic_timeout.
*/
- if (RTAS_UNKNOWN_SERVICE == rtas_token("ibm,os-term") ||
- RTAS_UNKNOWN_SERVICE == rtas_token("ibm,extended-os-term"))
+ if (ibm_os_term_token == RTAS_UNKNOWN_SERVICE)
return;
snprintf(rtas_os_term_buf, 2048, "OS panic: %s", str);
+ /*
+ * Keep calling as long as RTAS returns a "try again" status,
+ * but don't use rtas_busy_delay(), which potentially
+ * schedules.
+ */
do {
- status = rtas_call(rtas_token("ibm,os-term"), 1, 1, NULL,
+ status = rtas_call(ibm_os_term_token, 1, 1, NULL,
__pa(rtas_os_term_buf));
- } while (rtas_busy_delay(status));
+ } while (rtas_busy_delay_time(status));
if (status != 0)
printk(KERN_EMERG "ibm,os-term call failed %d\n", status);
@@ -1215,6 +1220,13 @@ void __init rtas_initialize(void)
no_entry = of_property_read_u32(rtas.dev, "linux,rtas-entry", &entry);
rtas.entry = no_entry ? rtas.base : entry;
+ /*
+ * Discover these now to avoid device tree lookups in the
+ * panic path.
+ */
+ if (of_property_read_bool(rtas.dev, "ibm,extended-os-term"))
+ ibm_os_term_token = rtas_token("ibm,os-term");
+
/* If RTAS was found, allocate the RMO buffer for it and look for
* the stop-self token if any
*/
diff --git a/arch/powerpc/perf/callchain.c b/arch/powerpc/perf/callchain.c
index c84bbd4..4c9aaed 100644
--- a/arch/powerpc/perf/callchain.c
+++ b/arch/powerpc/perf/callchain.c
@@ -64,6 +64,7 @@ perf_callchain_kernel(struct perf_callchain_entry_ctx *entry, struct pt_regs *re
next_sp = fp[0];
if (next_sp == sp + STACK_INT_FRAME_SIZE &&
+ validate_sp(sp, current, STACK_INT_FRAME_SIZE) &&
fp[STACK_FRAME_MARKER] == STACK_FRAME_REGS_MARKER) {
/*
* This looks like an interrupt frame for an
diff --git a/arch/powerpc/perf/hv-gpci-requests.h b/arch/powerpc/perf/hv-gpci-requests.h
index 8965b44..5e86371a 100644
--- a/arch/powerpc/perf/hv-gpci-requests.h
+++ b/arch/powerpc/perf/hv-gpci-requests.h
@@ -79,6 +79,7 @@ REQUEST(__field(0, 8, partition_id)
)
#include I(REQUEST_END)
+#ifdef ENABLE_EVENTS_COUNTERINFO_V6
/*
* Not available for counter_info_version >= 0x8, use
* run_instruction_cycles_by_partition(0x100) instead.
@@ -92,6 +93,7 @@ REQUEST(__field(0, 8, partition_id)
__count(0x10, 8, cycles)
)
#include I(REQUEST_END)
+#endif
#define REQUEST_NAME system_performance_capabilities
#define REQUEST_NUM 0x40
@@ -103,6 +105,7 @@ REQUEST(__field(0, 1, perf_collect_privileged)
)
#include I(REQUEST_END)
+#ifdef ENABLE_EVENTS_COUNTERINFO_V6
#define REQUEST_NAME processor_bus_utilization_abc_links
#define REQUEST_NUM 0x50
#define REQUEST_IDX_KIND "hw_chip_id=?"
@@ -194,6 +197,7 @@ REQUEST(__field(0, 4, phys_processor_idx)
__count(0x28, 8, instructions_completed)
)
#include I(REQUEST_END)
+#endif
/* Processor_core_power_mode (0x95) skipped, no counters */
/* Affinity_domain_information_by_virtual_processor (0xA0) skipped,
diff --git a/arch/powerpc/perf/hv-gpci.c b/arch/powerpc/perf/hv-gpci.c
index 732cfc5..ac3f3df5 100644
--- a/arch/powerpc/perf/hv-gpci.c
+++ b/arch/powerpc/perf/hv-gpci.c
@@ -70,7 +70,7 @@ static struct attribute_group format_group = {
static struct attribute_group event_group = {
.name = "events",
- .attrs = hv_gpci_event_attrs,
+ /* .attrs is set in init */
};
#define HV_CAPS_ATTR(_name, _format) \
@@ -280,6 +280,7 @@ static int hv_gpci_init(void)
int r;
unsigned long hret;
struct hv_perf_caps caps;
+ struct hv_gpci_request_buffer *arg;
hv_gpci_assert_offsets_correct();
@@ -298,6 +299,36 @@ static int hv_gpci_init(void)
/* sampling not supported */
h_gpci_pmu.capabilities |= PERF_PMU_CAP_NO_INTERRUPT;
+ arg = (void *)get_cpu_var(hv_gpci_reqb);
+ memset(arg, 0, HGPCI_REQ_BUFFER_SIZE);
+
+ /*
+ * hcall H_GET_PERF_COUNTER_INFO populates the output
+ * counter_info_version value based on the system hypervisor.
+ * Pass the counter request 0x10 corresponds to request type
+ * 'Dispatch_timebase_by_processor', to get the supported
+ * counter_info_version.
+ */
+ arg->params.counter_request = cpu_to_be32(0x10);
+
+ r = plpar_hcall_norets(H_GET_PERF_COUNTER_INFO,
+ virt_to_phys(arg), HGPCI_REQ_BUFFER_SIZE);
+ if (r) {
+ pr_devel("hcall failed, can't get supported counter_info_version: 0x%x\n", r);
+ arg->params.counter_info_version_out = 0x8;
+ }
+
+ /*
+ * Use counter_info_version_out value to assign
+ * required hv-gpci event list.
+ */
+ if (arg->params.counter_info_version_out >= 0x8)
+ event_group.attrs = hv_gpci_event_attrs;
+ else
+ event_group.attrs = hv_gpci_event_attrs_v6;
+
+ put_cpu_var(hv_gpci_reqb);
+
r = perf_pmu_register(&h_gpci_pmu, h_gpci_pmu.name, -1);
if (r)
return r;
diff --git a/arch/powerpc/perf/hv-gpci.h b/arch/powerpc/perf/hv-gpci.h
index a3053ed..060e464 100644
--- a/arch/powerpc/perf/hv-gpci.h
+++ b/arch/powerpc/perf/hv-gpci.h
@@ -53,6 +53,7 @@ enum {
#define REQUEST_FILE "../hv-gpci-requests.h"
#define NAME_LOWER hv_gpci
#define NAME_UPPER HV_GPCI
+#define ENABLE_EVENTS_COUNTERINFO_V6
#include "req-gen/perf.h"
#undef REQUEST_FILE
#undef NAME_LOWER
diff --git a/arch/powerpc/perf/imc-pmu.c b/arch/powerpc/perf/imc-pmu.c
index d76e800..b0e4241 100644
--- a/arch/powerpc/perf/imc-pmu.c
+++ b/arch/powerpc/perf/imc-pmu.c
@@ -13,6 +13,7 @@
#include <asm/cputhreads.h>
#include <asm/smp.h>
#include <linux/string.h>
+#include <linux/spinlock.h>
/* Nest IMC data structures and variables */
@@ -20,7 +21,7 @@
* Used to avoid races in counting the nest-pmu units during hotplug
* register and unregister
*/
-static DEFINE_MUTEX(nest_init_lock);
+static DEFINE_SPINLOCK(nest_init_lock);
static DEFINE_PER_CPU(struct imc_pmu_ref *, local_nest_imc_refc);
static struct imc_pmu **per_nest_pmu_arr;
static cpumask_t nest_imc_cpumask;
@@ -49,7 +50,7 @@ static int trace_imc_mem_size;
* core and trace-imc
*/
static struct imc_pmu_ref imc_global_refc = {
- .lock = __MUTEX_INITIALIZER(imc_global_refc.lock),
+ .lock = __SPIN_LOCK_INITIALIZER(imc_global_refc.lock),
.id = 0,
.refc = 0,
};
@@ -393,7 +394,7 @@ static int ppc_nest_imc_cpu_offline(unsigned int cpu)
get_hard_smp_processor_id(cpu));
/*
* If this is the last cpu in this chip then, skip the reference
- * count mutex lock and make the reference count on this chip zero.
+ * count lock and make the reference count on this chip zero.
*/
ref = get_nest_pmu_ref(cpu);
if (!ref)
@@ -455,15 +456,15 @@ static void nest_imc_counters_release(struct perf_event *event)
/*
* See if we need to disable the nest PMU.
* If no events are currently in use, then we have to take a
- * mutex to ensure that we don't race with another task doing
+ * lock to ensure that we don't race with another task doing
* enable or disable the nest counters.
*/
ref = get_nest_pmu_ref(event->cpu);
if (!ref)
return;
- /* Take the mutex lock for this node and then decrement the reference count */
- mutex_lock(&ref->lock);
+ /* Take the lock for this node and then decrement the reference count */
+ spin_lock(&ref->lock);
if (ref->refc == 0) {
/*
* The scenario where this is true is, when perf session is
@@ -475,7 +476,7 @@ static void nest_imc_counters_release(struct perf_event *event)
* an OPAL call to disable the engine in that node.
*
*/
- mutex_unlock(&ref->lock);
+ spin_unlock(&ref->lock);
return;
}
ref->refc--;
@@ -483,7 +484,7 @@ static void nest_imc_counters_release(struct perf_event *event)
rc = opal_imc_counters_stop(OPAL_IMC_COUNTERS_NEST,
get_hard_smp_processor_id(event->cpu));
if (rc) {
- mutex_unlock(&ref->lock);
+ spin_unlock(&ref->lock);
pr_err("nest-imc: Unable to stop the counters for core %d\n", node_id);
return;
}
@@ -491,7 +492,7 @@ static void nest_imc_counters_release(struct perf_event *event)
WARN(1, "nest-imc: Invalid event reference count\n");
ref->refc = 0;
}
- mutex_unlock(&ref->lock);
+ spin_unlock(&ref->lock);
}
static int nest_imc_event_init(struct perf_event *event)
@@ -550,26 +551,25 @@ static int nest_imc_event_init(struct perf_event *event)
/*
* Get the imc_pmu_ref struct for this node.
- * Take the mutex lock and then increment the count of nest pmu events
- * inited.
+ * Take the lock and then increment the count of nest pmu events inited.
*/
ref = get_nest_pmu_ref(event->cpu);
if (!ref)
return -EINVAL;
- mutex_lock(&ref->lock);
+ spin_lock(&ref->lock);
if (ref->refc == 0) {
rc = opal_imc_counters_start(OPAL_IMC_COUNTERS_NEST,
get_hard_smp_processor_id(event->cpu));
if (rc) {
- mutex_unlock(&ref->lock);
+ spin_unlock(&ref->lock);
pr_err("nest-imc: Unable to start the counters for node %d\n",
node_id);
return rc;
}
}
++ref->refc;
- mutex_unlock(&ref->lock);
+ spin_unlock(&ref->lock);
event->destroy = nest_imc_counters_release;
return 0;
@@ -605,9 +605,8 @@ static int core_imc_mem_init(int cpu, int size)
return -ENOMEM;
mem_info->vbase = page_address(page);
- /* Init the mutex */
core_imc_refc[core_id].id = core_id;
- mutex_init(&core_imc_refc[core_id].lock);
+ spin_lock_init(&core_imc_refc[core_id].lock);
rc = opal_imc_counters_init(OPAL_IMC_COUNTERS_CORE,
__pa((void *)mem_info->vbase),
@@ -696,9 +695,8 @@ static int ppc_core_imc_cpu_offline(unsigned int cpu)
perf_pmu_migrate_context(&core_imc_pmu->pmu, cpu, ncpu);
} else {
/*
- * If this is the last cpu in this core then, skip taking refernce
- * count mutex lock for this core and directly zero "refc" for
- * this core.
+ * If this is the last cpu in this core then skip taking reference
+ * count lock for this core and directly zero "refc" for this core.
*/
opal_imc_counters_stop(OPAL_IMC_COUNTERS_CORE,
get_hard_smp_processor_id(cpu));
@@ -713,11 +711,11 @@ static int ppc_core_imc_cpu_offline(unsigned int cpu)
* last cpu in this core and core-imc event running
* in this cpu.
*/
- mutex_lock(&imc_global_refc.lock);
+ spin_lock(&imc_global_refc.lock);
if (imc_global_refc.id == IMC_DOMAIN_CORE)
imc_global_refc.refc--;
- mutex_unlock(&imc_global_refc.lock);
+ spin_unlock(&imc_global_refc.lock);
}
return 0;
}
@@ -732,7 +730,7 @@ static int core_imc_pmu_cpumask_init(void)
static void reset_global_refc(struct perf_event *event)
{
- mutex_lock(&imc_global_refc.lock);
+ spin_lock(&imc_global_refc.lock);
imc_global_refc.refc--;
/*
@@ -744,7 +742,7 @@ static void reset_global_refc(struct perf_event *event)
imc_global_refc.refc = 0;
imc_global_refc.id = 0;
}
- mutex_unlock(&imc_global_refc.lock);
+ spin_unlock(&imc_global_refc.lock);
}
static void core_imc_counters_release(struct perf_event *event)
@@ -757,17 +755,17 @@ static void core_imc_counters_release(struct perf_event *event)
/*
* See if we need to disable the IMC PMU.
* If no events are currently in use, then we have to take a
- * mutex to ensure that we don't race with another task doing
+ * lock to ensure that we don't race with another task doing
* enable or disable the core counters.
*/
core_id = event->cpu / threads_per_core;
- /* Take the mutex lock and decrement the refernce count for this core */
+ /* Take the lock and decrement the refernce count for this core */
ref = &core_imc_refc[core_id];
if (!ref)
return;
- mutex_lock(&ref->lock);
+ spin_lock(&ref->lock);
if (ref->refc == 0) {
/*
* The scenario where this is true is, when perf session is
@@ -779,7 +777,7 @@ static void core_imc_counters_release(struct perf_event *event)
* an OPAL call to disable the engine in that core.
*
*/
- mutex_unlock(&ref->lock);
+ spin_unlock(&ref->lock);
return;
}
ref->refc--;
@@ -787,7 +785,7 @@ static void core_imc_counters_release(struct perf_event *event)
rc = opal_imc_counters_stop(OPAL_IMC_COUNTERS_CORE,
get_hard_smp_processor_id(event->cpu));
if (rc) {
- mutex_unlock(&ref->lock);
+ spin_unlock(&ref->lock);
pr_err("IMC: Unable to stop the counters for core %d\n", core_id);
return;
}
@@ -795,7 +793,7 @@ static void core_imc_counters_release(struct perf_event *event)
WARN(1, "core-imc: Invalid event reference count\n");
ref->refc = 0;
}
- mutex_unlock(&ref->lock);
+ spin_unlock(&ref->lock);
reset_global_refc(event);
}
@@ -833,7 +831,6 @@ static int core_imc_event_init(struct perf_event *event)
if ((!pcmi->vbase))
return -ENODEV;
- /* Get the core_imc mutex for this core */
ref = &core_imc_refc[core_id];
if (!ref)
return -EINVAL;
@@ -841,22 +838,22 @@ static int core_imc_event_init(struct perf_event *event)
/*
* Core pmu units are enabled only when it is used.
* See if this is triggered for the first time.
- * If yes, take the mutex lock and enable the core counters.
+ * If yes, take the lock and enable the core counters.
* If not, just increment the count in core_imc_refc struct.
*/
- mutex_lock(&ref->lock);
+ spin_lock(&ref->lock);
if (ref->refc == 0) {
rc = opal_imc_counters_start(OPAL_IMC_COUNTERS_CORE,
get_hard_smp_processor_id(event->cpu));
if (rc) {
- mutex_unlock(&ref->lock);
+ spin_unlock(&ref->lock);
pr_err("core-imc: Unable to start the counters for core %d\n",
core_id);
return rc;
}
}
++ref->refc;
- mutex_unlock(&ref->lock);
+ spin_unlock(&ref->lock);
/*
* Since the system can run either in accumulation or trace-mode
@@ -867,7 +864,7 @@ static int core_imc_event_init(struct perf_event *event)
* to know whether any other trace/thread imc
* events are running.
*/
- mutex_lock(&imc_global_refc.lock);
+ spin_lock(&imc_global_refc.lock);
if (imc_global_refc.id == 0 || imc_global_refc.id == IMC_DOMAIN_CORE) {
/*
* No other trace/thread imc events are running in
@@ -876,10 +873,10 @@ static int core_imc_event_init(struct perf_event *event)
imc_global_refc.id = IMC_DOMAIN_CORE;
imc_global_refc.refc++;
} else {
- mutex_unlock(&imc_global_refc.lock);
+ spin_unlock(&imc_global_refc.lock);
return -EBUSY;
}
- mutex_unlock(&imc_global_refc.lock);
+ spin_unlock(&imc_global_refc.lock);
event->hw.event_base = (u64)pcmi->vbase + (config & IMC_EVENT_OFFSET_MASK);
event->destroy = core_imc_counters_release;
@@ -951,10 +948,10 @@ static int ppc_thread_imc_cpu_offline(unsigned int cpu)
mtspr(SPRN_LDBAR, (mfspr(SPRN_LDBAR) & (~(1UL << 63))));
/* Reduce the refc if thread-imc event running on this cpu */
- mutex_lock(&imc_global_refc.lock);
+ spin_lock(&imc_global_refc.lock);
if (imc_global_refc.id == IMC_DOMAIN_THREAD)
imc_global_refc.refc--;
- mutex_unlock(&imc_global_refc.lock);
+ spin_unlock(&imc_global_refc.lock);
return 0;
}
@@ -994,7 +991,7 @@ static int thread_imc_event_init(struct perf_event *event)
if (!target)
return -EINVAL;
- mutex_lock(&imc_global_refc.lock);
+ spin_lock(&imc_global_refc.lock);
/*
* Check if any other trace/core imc events are running in the
* system, if not set the global id to thread-imc.
@@ -1003,10 +1000,10 @@ static int thread_imc_event_init(struct perf_event *event)
imc_global_refc.id = IMC_DOMAIN_THREAD;
imc_global_refc.refc++;
} else {
- mutex_unlock(&imc_global_refc.lock);
+ spin_unlock(&imc_global_refc.lock);
return -EBUSY;
}
- mutex_unlock(&imc_global_refc.lock);
+ spin_unlock(&imc_global_refc.lock);
event->pmu->task_ctx_nr = perf_sw_context;
event->destroy = reset_global_refc;
@@ -1128,25 +1125,25 @@ static int thread_imc_event_add(struct perf_event *event, int flags)
/*
* imc pmus are enabled only when it is used.
* See if this is triggered for the first time.
- * If yes, take the mutex lock and enable the counters.
+ * If yes, take the lock and enable the counters.
* If not, just increment the count in ref count struct.
*/
ref = &core_imc_refc[core_id];
if (!ref)
return -EINVAL;
- mutex_lock(&ref->lock);
+ spin_lock(&ref->lock);
if (ref->refc == 0) {
if (opal_imc_counters_start(OPAL_IMC_COUNTERS_CORE,
get_hard_smp_processor_id(smp_processor_id()))) {
- mutex_unlock(&ref->lock);
+ spin_unlock(&ref->lock);
pr_err("thread-imc: Unable to start the counter\
for core %d\n", core_id);
return -EINVAL;
}
}
++ref->refc;
- mutex_unlock(&ref->lock);
+ spin_unlock(&ref->lock);
return 0;
}
@@ -1163,12 +1160,12 @@ static void thread_imc_event_del(struct perf_event *event, int flags)
return;
}
- mutex_lock(&ref->lock);
+ spin_lock(&ref->lock);
ref->refc--;
if (ref->refc == 0) {
if (opal_imc_counters_stop(OPAL_IMC_COUNTERS_CORE,
get_hard_smp_processor_id(smp_processor_id()))) {
- mutex_unlock(&ref->lock);
+ spin_unlock(&ref->lock);
pr_err("thread-imc: Unable to stop the counters\
for core %d\n", core_id);
return;
@@ -1176,7 +1173,7 @@ static void thread_imc_event_del(struct perf_event *event, int flags)
} else if (ref->refc < 0) {
ref->refc = 0;
}
- mutex_unlock(&ref->lock);
+ spin_unlock(&ref->lock);
/* Set bit 0 of LDBAR to zero, to stop posting updates to memory */
mtspr(SPRN_LDBAR, (mfspr(SPRN_LDBAR) & (~(1UL << 63))));
@@ -1217,9 +1214,8 @@ static int trace_imc_mem_alloc(int cpu_id, int size)
}
}
- /* Init the mutex, if not already */
trace_imc_refc[core_id].id = core_id;
- mutex_init(&trace_imc_refc[core_id].lock);
+ spin_lock_init(&trace_imc_refc[core_id].lock);
mtspr(SPRN_LDBAR, 0);
return 0;
@@ -1239,10 +1235,10 @@ static int ppc_trace_imc_cpu_offline(unsigned int cpu)
* Reduce the refc if any trace-imc event running
* on this cpu.
*/
- mutex_lock(&imc_global_refc.lock);
+ spin_lock(&imc_global_refc.lock);
if (imc_global_refc.id == IMC_DOMAIN_TRACE)
imc_global_refc.refc--;
- mutex_unlock(&imc_global_refc.lock);
+ spin_unlock(&imc_global_refc.lock);
return 0;
}
@@ -1345,17 +1341,17 @@ static int trace_imc_event_add(struct perf_event *event, int flags)
}
mtspr(SPRN_LDBAR, ldbar_value);
- mutex_lock(&ref->lock);
+ spin_lock(&ref->lock);
if (ref->refc == 0) {
if (opal_imc_counters_start(OPAL_IMC_COUNTERS_TRACE,
get_hard_smp_processor_id(smp_processor_id()))) {
- mutex_unlock(&ref->lock);
+ spin_unlock(&ref->lock);
pr_err("trace-imc: Unable to start the counters for core %d\n", core_id);
return -EINVAL;
}
}
++ref->refc;
- mutex_unlock(&ref->lock);
+ spin_unlock(&ref->lock);
return 0;
}
@@ -1388,19 +1384,19 @@ static void trace_imc_event_del(struct perf_event *event, int flags)
return;
}
- mutex_lock(&ref->lock);
+ spin_lock(&ref->lock);
ref->refc--;
if (ref->refc == 0) {
if (opal_imc_counters_stop(OPAL_IMC_COUNTERS_TRACE,
get_hard_smp_processor_id(smp_processor_id()))) {
- mutex_unlock(&ref->lock);
+ spin_unlock(&ref->lock);
pr_err("trace-imc: Unable to stop the counters for core %d\n", core_id);
return;
}
} else if (ref->refc < 0) {
ref->refc = 0;
}
- mutex_unlock(&ref->lock);
+ spin_unlock(&ref->lock);
trace_imc_event_stop(event, flags);
}
@@ -1424,7 +1420,7 @@ static int trace_imc_event_init(struct perf_event *event)
* no other thread is running any core/thread imc
* events
*/
- mutex_lock(&imc_global_refc.lock);
+ spin_lock(&imc_global_refc.lock);
if (imc_global_refc.id == 0 || imc_global_refc.id == IMC_DOMAIN_TRACE) {
/*
* No core/thread imc events are running in the
@@ -1433,10 +1429,10 @@ static int trace_imc_event_init(struct perf_event *event)
imc_global_refc.id = IMC_DOMAIN_TRACE;
imc_global_refc.refc++;
} else {
- mutex_unlock(&imc_global_refc.lock);
+ spin_unlock(&imc_global_refc.lock);
return -EBUSY;
}
- mutex_unlock(&imc_global_refc.lock);
+ spin_unlock(&imc_global_refc.lock);
event->hw.idx = -1;
target = event->hw.target;
@@ -1509,10 +1505,10 @@ static int init_nest_pmu_ref(void)
i = 0;
for_each_node(nid) {
/*
- * Mutex lock to avoid races while tracking the number of
+ * Take the lock to avoid races while tracking the number of
* sessions using the chip's nest pmu units.
*/
- mutex_init(&nest_imc_refc[i].lock);
+ spin_lock_init(&nest_imc_refc[i].lock);
/*
* Loop to init the "id" with the node_id. Variable "i" initialized to
@@ -1609,7 +1605,7 @@ static void imc_common_mem_free(struct imc_pmu *pmu_ptr)
static void imc_common_cpuhp_mem_free(struct imc_pmu *pmu_ptr)
{
if (pmu_ptr->domain == IMC_DOMAIN_NEST) {
- mutex_lock(&nest_init_lock);
+ spin_lock(&nest_init_lock);
if (nest_pmus == 1) {
cpuhp_remove_state(CPUHP_AP_PERF_POWERPC_NEST_IMC_ONLINE);
kfree(nest_imc_refc);
@@ -1619,7 +1615,7 @@ static void imc_common_cpuhp_mem_free(struct imc_pmu *pmu_ptr)
if (nest_pmus > 0)
nest_pmus--;
- mutex_unlock(&nest_init_lock);
+ spin_unlock(&nest_init_lock);
}
/* Free core_imc memory */
@@ -1776,11 +1772,11 @@ int init_imc_pmu(struct device_node *parent, struct imc_pmu *pmu_ptr, int pmu_id
* rest. To handle the cpuhotplug callback unregister, we track
* the number of nest pmus in "nest_pmus".
*/
- mutex_lock(&nest_init_lock);
+ spin_lock(&nest_init_lock);
if (nest_pmus == 0) {
ret = init_nest_pmu_ref();
if (ret) {
- mutex_unlock(&nest_init_lock);
+ spin_unlock(&nest_init_lock);
kfree(per_nest_pmu_arr);
per_nest_pmu_arr = NULL;
goto err_free_mem;
@@ -1788,7 +1784,7 @@ int init_imc_pmu(struct device_node *parent, struct imc_pmu *pmu_ptr, int pmu_id
/* Register for cpu hotplug notification. */
ret = nest_pmu_cpumask_init();
if (ret) {
- mutex_unlock(&nest_init_lock);
+ spin_unlock(&nest_init_lock);
kfree(nest_imc_refc);
kfree(per_nest_pmu_arr);
per_nest_pmu_arr = NULL;
@@ -1796,7 +1792,7 @@ int init_imc_pmu(struct device_node *parent, struct imc_pmu *pmu_ptr, int pmu_id
}
}
nest_pmus++;
- mutex_unlock(&nest_init_lock);
+ spin_unlock(&nest_init_lock);
break;
case IMC_DOMAIN_CORE:
ret = core_imc_pmu_cpumask_init();
diff --git a/arch/powerpc/perf/req-gen/perf.h b/arch/powerpc/perf/req-gen/perf.h
index fa9bc80..6b2a59f 100644
--- a/arch/powerpc/perf/req-gen/perf.h
+++ b/arch/powerpc/perf/req-gen/perf.h
@@ -139,6 +139,26 @@ PMU_EVENT_ATTR_STRING( \
#define REQUEST_(r_name, r_value, r_idx_1, r_fields) \
r_fields
+/* Generate event list for platforms with counter_info_version 0x6 or below */
+static __maybe_unused struct attribute *hv_gpci_event_attrs_v6[] = {
+#include REQUEST_FILE
+ NULL
+};
+
+/*
+ * Based on getPerfCountInfo v1.018 documentation, some of the hv-gpci
+ * events were deprecated for platform firmware that supports
+ * counter_info_version 0x8 or above.
+ * Those deprecated events are still part of platform firmware that
+ * support counter_info_version 0x6 and below. As per the getPerfCountInfo
+ * v1.018 documentation there is no counter_info_version 0x7.
+ * Undefining macro ENABLE_EVENTS_COUNTERINFO_V6, to disable the addition of
+ * deprecated events in "hv_gpci_event_attrs" attribute group, for platforms
+ * that supports counter_info_version 0x8 or above.
+ */
+#undef ENABLE_EVENTS_COUNTERINFO_V6
+
+/* Generate event list for platforms with counter_info_version 0x8 or above*/
static __maybe_unused struct attribute *hv_gpci_event_attrs[] = {
#include REQUEST_FILE
NULL
diff --git a/arch/powerpc/platforms/52xx/mpc52xx_lpbfifo.c b/arch/powerpc/platforms/52xx/mpc52xx_lpbfifo.c
index 05e1947..22e264b 100644
--- a/arch/powerpc/platforms/52xx/mpc52xx_lpbfifo.c
+++ b/arch/powerpc/platforms/52xx/mpc52xx_lpbfifo.c
@@ -530,6 +530,7 @@ static int mpc52xx_lpbfifo_probe(struct platform_device *op)
err_bcom_rx_irq:
bcom_gen_bd_rx_release(lpbfifo.bcom_rx_task);
err_bcom_rx:
+ free_irq(lpbfifo.irq, &lpbfifo);
err_irq:
iounmap(lpbfifo.regs);
lpbfifo.regs = NULL;
diff --git a/arch/powerpc/platforms/83xx/mpc832x_rdb.c b/arch/powerpc/platforms/83xx/mpc832x_rdb.c
index 4588ce6..b635405 100644
--- a/arch/powerpc/platforms/83xx/mpc832x_rdb.c
+++ b/arch/powerpc/platforms/83xx/mpc832x_rdb.c
@@ -107,7 +107,7 @@ static int __init of_fsl_spi_probe(char *type, char *compatible, u32 sysclk,
goto next;
unreg:
- platform_device_del(pdev);
+ platform_device_put(pdev);
err:
pr_err("%pOF: registration failed\n", np);
next:
diff --git a/arch/powerpc/sysdev/xive/spapr.c b/arch/powerpc/sysdev/xive/spapr.c
index b21d71b..e6788bc 100644
--- a/arch/powerpc/sysdev/xive/spapr.c
+++ b/arch/powerpc/sysdev/xive/spapr.c
@@ -422,6 +422,7 @@ static int xive_spapr_populate_irq_data(u32 hw_irq, struct xive_irq_data *data)
data->trig_mmio = ioremap(data->trig_page, 1u << data->esb_shift);
if (!data->trig_mmio) {
+ iounmap(data->eoi_mmio);
pr_err("Failed to map trigger page for irq 0x%x\n", hw_irq);
return -ENOMEM;
}
diff --git a/arch/riscv/include/asm/uaccess.h b/arch/riscv/include/asm/uaccess.h
index e076437..20f0cc9 100644
--- a/arch/riscv/include/asm/uaccess.h
+++ b/arch/riscv/include/asm/uaccess.h
@@ -235,7 +235,7 @@ do { \
might_fault(); \
access_ok(__p, sizeof(*__p)) ? \
__get_user((x), __p) : \
- ((x) = 0, -EFAULT); \
+ ((x) = (__force __typeof__(x))0, -EFAULT); \
})
#define __put_user_asm(insn, x, ptr, err) \
diff --git a/arch/s390/include/asm/percpu.h b/arch/s390/include/asm/percpu.h
index 918f0ba..5e26e2c 100644
--- a/arch/s390/include/asm/percpu.h
+++ b/arch/s390/include/asm/percpu.h
@@ -31,7 +31,7 @@
pcp_op_T__ *ptr__; \
preempt_disable_notrace(); \
ptr__ = raw_cpu_ptr(&(pcp)); \
- prev__ = *ptr__; \
+ prev__ = READ_ONCE(*ptr__); \
do { \
old__ = prev__; \
new__ = old__ op (val); \
diff --git a/arch/s390/kernel/machine_kexec_file.c b/arch/s390/kernel/machine_kexec_file.c
index 53da174..bf05967 100644
--- a/arch/s390/kernel/machine_kexec_file.c
+++ b/arch/s390/kernel/machine_kexec_file.c
@@ -185,8 +185,6 @@ static int kexec_file_add_ipl_report(struct kimage *image,
data->memsz = ALIGN(data->memsz, PAGE_SIZE);
buf.mem = data->memsz;
- if (image->type == KEXEC_TYPE_CRASH)
- buf.mem += crashk_res.start;
ptr = (void *)ipl_cert_list_addr;
end = ptr + ipl_cert_list_size;
@@ -223,6 +221,9 @@ static int kexec_file_add_ipl_report(struct kimage *image,
data->kernel_buf + offsetof(struct lowcore, ipl_parmblock_ptr);
*lc_ipl_parmblock_ptr = (__u32)buf.mem;
+ if (image->type == KEXEC_TYPE_CRASH)
+ buf.mem += crashk_res.start;
+
ret = kexec_add_buffer(&buf);
out:
return ret;
diff --git a/arch/x86/boot/bioscall.S b/arch/x86/boot/bioscall.S
index 5521ea1..aa9b964 100644
--- a/arch/x86/boot/bioscall.S
+++ b/arch/x86/boot/bioscall.S
@@ -32,7 +32,7 @@
movw %dx, %si
movw %sp, %di
movw $11, %cx
- rep; movsd
+ rep; movsl
/* Pop full state from the stack */
popal
@@ -67,7 +67,7 @@
jz 4f
movw %sp, %si
movw $11, %cx
- rep; movsd
+ rep; movsl
4: addw $44, %sp
/* Restore state and return */
diff --git a/arch/x86/events/intel/uncore_snbep.c b/arch/x86/events/intel/uncore_snbep.c
index 0f61f46..fe2edc7 100644
--- a/arch/x86/events/intel/uncore_snbep.c
+++ b/arch/x86/events/intel/uncore_snbep.c
@@ -2762,6 +2762,7 @@ static bool hswep_has_limit_sbox(unsigned int device)
return false;
pci_read_config_dword(dev, HSWEP_PCU_CAPID4_OFFET, &capid4);
+ pci_dev_put(dev);
if (!hswep_get_chop(capid4))
return true;
diff --git a/arch/x86/ia32/ia32_aout.c b/arch/x86/ia32/ia32_aout.c
index 9bb71ab..37b36a8 100644
--- a/arch/x86/ia32/ia32_aout.c
+++ b/arch/x86/ia32/ia32_aout.c
@@ -140,6 +140,7 @@ static int load_aout_binary(struct linux_binprm *bprm)
set_personality_ia32(false);
setup_new_exec(bprm);
+ install_exec_creds(bprm);
regs->cs = __USER32_CS;
regs->r8 = regs->r9 = regs->r10 = regs->r11 = regs->r12 =
@@ -156,8 +157,6 @@ static int load_aout_binary(struct linux_binprm *bprm)
if (retval < 0)
return retval;
- install_exec_creds(bprm);
-
if (N_MAGIC(ex) == OMAGIC) {
unsigned long text_addr, map_size;
diff --git a/arch/x86/include/asm/vmx.h b/arch/x86/include/asm/vmx.h
index 1835767..d716fe9 100644
--- a/arch/x86/include/asm/vmx.h
+++ b/arch/x86/include/asm/vmx.h
@@ -19,8 +19,8 @@
/*
* Definitions of Primary Processor-Based VM-Execution Controls.
*/
-#define CPU_BASED_VIRTUAL_INTR_PENDING 0x00000004
-#define CPU_BASED_USE_TSC_OFFSETING 0x00000008
+#define CPU_BASED_INTR_WINDOW_EXITING 0x00000004
+#define CPU_BASED_USE_TSC_OFFSETTING 0x00000008
#define CPU_BASED_HLT_EXITING 0x00000080
#define CPU_BASED_INVLPG_EXITING 0x00000200
#define CPU_BASED_MWAIT_EXITING 0x00000400
@@ -31,7 +31,7 @@
#define CPU_BASED_CR8_LOAD_EXITING 0x00080000
#define CPU_BASED_CR8_STORE_EXITING 0x00100000
#define CPU_BASED_TPR_SHADOW 0x00200000
-#define CPU_BASED_VIRTUAL_NMI_PENDING 0x00400000
+#define CPU_BASED_NMI_WINDOW_EXITING 0x00400000
#define CPU_BASED_MOV_DR_EXITING 0x00800000
#define CPU_BASED_UNCOND_IO_EXITING 0x01000000
#define CPU_BASED_USE_IO_BITMAPS 0x02000000
diff --git a/arch/x86/include/uapi/asm/vmx.h b/arch/x86/include/uapi/asm/vmx.h
index 3eb8411..e95b72e 100644
--- a/arch/x86/include/uapi/asm/vmx.h
+++ b/arch/x86/include/uapi/asm/vmx.h
@@ -33,7 +33,7 @@
#define EXIT_REASON_TRIPLE_FAULT 2
#define EXIT_REASON_INIT_SIGNAL 3
-#define EXIT_REASON_PENDING_INTERRUPT 7
+#define EXIT_REASON_INTERRUPT_WINDOW 7
#define EXIT_REASON_NMI_WINDOW 8
#define EXIT_REASON_TASK_SWITCH 9
#define EXIT_REASON_CPUID 10
@@ -94,7 +94,7 @@
{ EXIT_REASON_EXTERNAL_INTERRUPT, "EXTERNAL_INTERRUPT" }, \
{ EXIT_REASON_TRIPLE_FAULT, "TRIPLE_FAULT" }, \
{ EXIT_REASON_INIT_SIGNAL, "INIT_SIGNAL" }, \
- { EXIT_REASON_PENDING_INTERRUPT, "PENDING_INTERRUPT" }, \
+ { EXIT_REASON_INTERRUPT_WINDOW, "INTERRUPT_WINDOW" }, \
{ EXIT_REASON_NMI_WINDOW, "NMI_WINDOW" }, \
{ EXIT_REASON_TASK_SWITCH, "TASK_SWITCH" }, \
{ EXIT_REASON_CPUID, "CPUID" }, \
diff --git a/arch/x86/kernel/cpu/bugs.c b/arch/x86/kernel/cpu/bugs.c
index 69d92ed..8dca326 100644
--- a/arch/x86/kernel/cpu/bugs.c
+++ b/arch/x86/kernel/cpu/bugs.c
@@ -1787,6 +1787,8 @@ static int ib_prctl_set(struct task_struct *task, unsigned long ctrl)
if (ctrl == PR_SPEC_FORCE_DISABLE)
task_set_spec_ib_force_disable(task);
task_update_spec_tif(task);
+ if (task == current)
+ indirect_branch_prediction_barrier();
break;
default:
return -ERANGE;
diff --git a/arch/x86/kernel/cpu/microcode/intel.c b/arch/x86/kernel/cpu/microcode/intel.c
index b224d4d..896f456 100644
--- a/arch/x86/kernel/cpu/microcode/intel.c
+++ b/arch/x86/kernel/cpu/microcode/intel.c
@@ -659,7 +659,6 @@ void load_ucode_intel_ap(void)
else
iup = &intel_ucode_patch;
-reget:
if (!*iup) {
patch = __load_ucode_intel(&uci);
if (!patch)
@@ -670,12 +669,7 @@ void load_ucode_intel_ap(void)
uci.mc = *iup;
- if (apply_microcode_early(&uci, true)) {
- /* Mixed-silicon system? Try to refetch the proper patch: */
- *iup = NULL;
-
- goto reget;
- }
+ apply_microcode_early(&uci, true);
}
static struct microcode_intel *find_patch(struct ucode_cpu_info *uci)
diff --git a/arch/x86/kernel/cpu/resctrl/rdtgroup.c b/arch/x86/kernel/cpu/resctrl/rdtgroup.c
index 28f7862..8d6023e 100644
--- a/arch/x86/kernel/cpu/resctrl/rdtgroup.c
+++ b/arch/x86/kernel/cpu/resctrl/rdtgroup.c
@@ -577,8 +577,10 @@ static int __rdtgroup_move_task(struct task_struct *tsk,
/*
* Ensure the task's closid and rmid are written before determining if
* the task is current that will decide if it will be interrupted.
+ * This pairs with the full barrier between the rq->curr update and
+ * resctrl_sched_in() during context switch.
*/
- barrier();
+ smp_mb();
/*
* By now, the task's closid and rmid are set. If the task is current
@@ -2178,19 +2180,23 @@ static void rdt_move_group_tasks(struct rdtgroup *from, struct rdtgroup *to,
t->closid = to->closid;
t->rmid = to->mon.rmid;
-#ifdef CONFIG_SMP
/*
- * This is safe on x86 w/o barriers as the ordering
- * of writing to task_cpu() and t->on_cpu is
- * reverse to the reading here. The detection is
- * inaccurate as tasks might move or schedule
- * before the smp function call takes place. In
- * such a case the function call is pointless, but
+ * Order the closid/rmid stores above before the loads
+ * in task_curr(). This pairs with the full barrier
+ * between the rq->curr update and resctrl_sched_in()
+ * during context switch.
+ */
+ smp_mb();
+
+ /*
+ * If the task is on a CPU, set the CPU in the mask.
+ * The detection is inaccurate as tasks might move or
+ * schedule before the smp function call takes place.
+ * In such a case the function call is pointless, but
* there is no other side effect.
*/
- if (mask && t->on_cpu)
+ if (IS_ENABLED(CONFIG_SMP) && mask && task_curr(t))
cpumask_set_cpu(task_cpu(t), mask);
-#endif
}
}
read_unlock(&tasklist_lock);
diff --git a/arch/x86/kernel/uprobes.c b/arch/x86/kernel/uprobes.c
index fae5b00..f51fc7fd 100644
--- a/arch/x86/kernel/uprobes.c
+++ b/arch/x86/kernel/uprobes.c
@@ -722,8 +722,9 @@ static int branch_setup_xol_ops(struct arch_uprobe *auprobe, struct insn *insn)
switch (opc1) {
case 0xeb: /* jmp 8 */
case 0xe9: /* jmp 32 */
- case 0x90: /* prefix* + nop; same as jmp with .offs = 0 */
break;
+ case 0x90: /* prefix* + nop; same as jmp with .offs = 0 */
+ goto setup;
case 0xe8: /* call relative */
branch_clear_offset(auprobe, insn);
@@ -753,6 +754,7 @@ static int branch_setup_xol_ops(struct arch_uprobe *auprobe, struct insn *insn)
return -ENOTSUPP;
}
+setup:
auprobe->branch.opc1 = opc1;
auprobe->branch.ilen = insn->length;
auprobe->branch.offs = insn->immediate.value;
diff --git a/arch/x86/kvm/vmx/nested.c b/arch/x86/kvm/vmx/nested.c
index 6ab0410..00f33361 100644
--- a/arch/x86/kvm/vmx/nested.c
+++ b/arch/x86/kvm/vmx/nested.c
@@ -2073,8 +2073,8 @@ static void prepare_vmcs02_early(struct vcpu_vmx *vmx, struct vmcs12 *vmcs12)
* EXEC CONTROLS
*/
exec_control = vmx_exec_control(vmx); /* L0's desires */
- exec_control &= ~CPU_BASED_VIRTUAL_INTR_PENDING;
- exec_control &= ~CPU_BASED_VIRTUAL_NMI_PENDING;
+ exec_control &= ~CPU_BASED_INTR_WINDOW_EXITING;
+ exec_control &= ~CPU_BASED_NMI_WINDOW_EXITING;
exec_control &= ~CPU_BASED_TPR_SHADOW;
exec_control |= vmcs12->cpu_based_vm_exec_control;
@@ -2459,7 +2459,7 @@ static int nested_vmx_check_nmi_controls(struct vmcs12 *vmcs12)
return -EINVAL;
if (CC(!nested_cpu_has_virtual_nmis(vmcs12) &&
- nested_cpu_has(vmcs12, CPU_BASED_VIRTUAL_NMI_PENDING)))
+ nested_cpu_has(vmcs12, CPU_BASED_NMI_WINDOW_EXITING)))
return -EINVAL;
return 0;
@@ -3039,7 +3039,7 @@ enum nvmx_vmentry_status nested_vmx_enter_non_root_mode(struct kvm_vcpu *vcpu,
u32 exit_qual;
evaluate_pending_interrupts = exec_controls_get(vmx) &
- (CPU_BASED_VIRTUAL_INTR_PENDING | CPU_BASED_VIRTUAL_NMI_PENDING);
+ (CPU_BASED_INTR_WINDOW_EXITING | CPU_BASED_NMI_WINDOW_EXITING);
if (likely(!evaluate_pending_interrupts) && kvm_vcpu_apicv_active(vcpu))
evaluate_pending_interrupts |= vmx_has_apicv_interrupt(vcpu);
@@ -3090,7 +3090,7 @@ enum nvmx_vmentry_status nested_vmx_enter_non_root_mode(struct kvm_vcpu *vcpu,
}
enter_guest_mode(vcpu);
- if (vmcs12->cpu_based_vm_exec_control & CPU_BASED_USE_TSC_OFFSETING)
+ if (vmcs12->cpu_based_vm_exec_control & CPU_BASED_USE_TSC_OFFSETTING)
vcpu->arch.tsc_offset += vmcs12->tsc_offset;
if (prepare_vmcs02(vcpu, vmcs12, &exit_qual))
@@ -3154,7 +3154,7 @@ enum nvmx_vmentry_status nested_vmx_enter_non_root_mode(struct kvm_vcpu *vcpu,
* 26.7 "VM-entry failures during or after loading guest state".
*/
vmentry_fail_vmexit_guest_mode:
- if (vmcs12->cpu_based_vm_exec_control & CPU_BASED_USE_TSC_OFFSETING)
+ if (vmcs12->cpu_based_vm_exec_control & CPU_BASED_USE_TSC_OFFSETTING)
vcpu->arch.tsc_offset -= vmcs12->tsc_offset;
leave_guest_mode(vcpu);
@@ -3267,8 +3267,8 @@ static int nested_vmx_run(struct kvm_vcpu *vcpu, bool launch)
*/
if ((vmcs12->guest_activity_state == GUEST_ACTIVITY_HLT) &&
!(vmcs12->vm_entry_intr_info_field & INTR_INFO_VALID_MASK) &&
- !(vmcs12->cpu_based_vm_exec_control & CPU_BASED_VIRTUAL_NMI_PENDING) &&
- !((vmcs12->cpu_based_vm_exec_control & CPU_BASED_VIRTUAL_INTR_PENDING) &&
+ !(vmcs12->cpu_based_vm_exec_control & CPU_BASED_NMI_WINDOW_EXITING) &&
+ !((vmcs12->cpu_based_vm_exec_control & CPU_BASED_INTR_WINDOW_EXITING) &&
(vmcs12->guest_rflags & X86_EFLAGS_IF))) {
vmx->nested.nested_run_pending = 0;
return kvm_vcpu_halt(vcpu);
@@ -4073,7 +4073,7 @@ void nested_vmx_vmexit(struct kvm_vcpu *vcpu, u32 exit_reason,
if (nested_cpu_has_preemption_timer(vmcs12))
hrtimer_cancel(&to_vmx(vcpu)->nested.preemption_timer);
- if (vmcs12->cpu_based_vm_exec_control & CPU_BASED_USE_TSC_OFFSETING)
+ if (vmcs12->cpu_based_vm_exec_control & CPU_BASED_USE_TSC_OFFSETTING)
vcpu->arch.tsc_offset -= vmcs12->tsc_offset;
if (likely(!vmx->fail)) {
@@ -5376,10 +5376,10 @@ bool nested_vmx_exit_reflected(struct kvm_vcpu *vcpu, u32 exit_reason)
return false;
case EXIT_REASON_TRIPLE_FAULT:
return true;
- case EXIT_REASON_PENDING_INTERRUPT:
- return nested_cpu_has(vmcs12, CPU_BASED_VIRTUAL_INTR_PENDING);
+ case EXIT_REASON_INTERRUPT_WINDOW:
+ return nested_cpu_has(vmcs12, CPU_BASED_INTR_WINDOW_EXITING);
case EXIT_REASON_NMI_WINDOW:
- return nested_cpu_has(vmcs12, CPU_BASED_VIRTUAL_NMI_PENDING);
+ return nested_cpu_has(vmcs12, CPU_BASED_NMI_WINDOW_EXITING);
case EXIT_REASON_TASK_SWITCH:
return true;
case EXIT_REASON_CPUID:
@@ -5869,8 +5869,8 @@ void nested_vmx_setup_ctls_msrs(struct nested_vmx_msrs *msrs, u32 ept_caps)
msrs->procbased_ctls_low =
CPU_BASED_ALWAYSON_WITHOUT_TRUE_MSR;
msrs->procbased_ctls_high &=
- CPU_BASED_VIRTUAL_INTR_PENDING |
- CPU_BASED_VIRTUAL_NMI_PENDING | CPU_BASED_USE_TSC_OFFSETING |
+ CPU_BASED_INTR_WINDOW_EXITING |
+ CPU_BASED_NMI_WINDOW_EXITING | CPU_BASED_USE_TSC_OFFSETTING |
CPU_BASED_HLT_EXITING | CPU_BASED_INVLPG_EXITING |
CPU_BASED_MWAIT_EXITING | CPU_BASED_CR3_LOAD_EXITING |
CPU_BASED_CR3_STORE_EXITING |
@@ -5916,7 +5916,8 @@ void nested_vmx_setup_ctls_msrs(struct nested_vmx_msrs *msrs, u32 ept_caps)
SECONDARY_EXEC_RDRAND_EXITING |
SECONDARY_EXEC_ENABLE_INVPCID |
SECONDARY_EXEC_RDSEED_EXITING |
- SECONDARY_EXEC_XSAVES;
+ SECONDARY_EXEC_XSAVES |
+ SECONDARY_EXEC_ENABLE_USR_WAIT_PAUSE;
/*
* We can emulate "VMCS shadowing," even if the hardware
diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c
index 52f024e..df77207 100644
--- a/arch/x86/kvm/vmx/vmx.c
+++ b/arch/x86/kvm/vmx/vmx.c
@@ -1780,7 +1780,7 @@ static u64 vmx_read_l1_tsc_offset(struct kvm_vcpu *vcpu)
struct vmcs12 *vmcs12 = get_vmcs12(vcpu);
if (is_guest_mode(vcpu) &&
- (vmcs12->cpu_based_vm_exec_control & CPU_BASED_USE_TSC_OFFSETING))
+ (vmcs12->cpu_based_vm_exec_control & CPU_BASED_USE_TSC_OFFSETTING))
return vcpu->arch.tsc_offset - vmcs12->tsc_offset;
return vcpu->arch.tsc_offset;
@@ -1798,7 +1798,7 @@ static u64 vmx_write_l1_tsc_offset(struct kvm_vcpu *vcpu, u64 offset)
* to the newly set TSC to get L2's TSC.
*/
if (is_guest_mode(vcpu) &&
- (vmcs12->cpu_based_vm_exec_control & CPU_BASED_USE_TSC_OFFSETING))
+ (vmcs12->cpu_based_vm_exec_control & CPU_BASED_USE_TSC_OFFSETTING))
g_tsc_offset = vmcs12->tsc_offset;
trace_kvm_write_tsc_offset(vcpu->vcpu_id,
@@ -2425,7 +2425,7 @@ static __init int setup_vmcs_config(struct vmcs_config *vmcs_conf,
CPU_BASED_CR3_STORE_EXITING |
CPU_BASED_UNCOND_IO_EXITING |
CPU_BASED_MOV_DR_EXITING |
- CPU_BASED_USE_TSC_OFFSETING |
+ CPU_BASED_USE_TSC_OFFSETTING |
CPU_BASED_MWAIT_EXITING |
CPU_BASED_MONITOR_EXITING |
CPU_BASED_INVLPG_EXITING |
@@ -4458,7 +4458,7 @@ static void vmx_vcpu_reset(struct kvm_vcpu *vcpu, bool init_event)
static void enable_irq_window(struct kvm_vcpu *vcpu)
{
- exec_controls_setbit(to_vmx(vcpu), CPU_BASED_VIRTUAL_INTR_PENDING);
+ exec_controls_setbit(to_vmx(vcpu), CPU_BASED_INTR_WINDOW_EXITING);
}
static void enable_nmi_window(struct kvm_vcpu *vcpu)
@@ -4469,7 +4469,7 @@ static void enable_nmi_window(struct kvm_vcpu *vcpu)
return;
}
- exec_controls_setbit(to_vmx(vcpu), CPU_BASED_VIRTUAL_NMI_PENDING);
+ exec_controls_setbit(to_vmx(vcpu), CPU_BASED_NMI_WINDOW_EXITING);
}
static void vmx_inject_irq(struct kvm_vcpu *vcpu)
@@ -4802,7 +4802,7 @@ static int handle_exception_nmi(struct kvm_vcpu *vcpu)
return 0;
}
-static int handle_external_interrupt(struct kvm_vcpu *vcpu)
+static __always_inline int handle_external_interrupt(struct kvm_vcpu *vcpu)
{
++vcpu->stat.irq_exits;
return 1;
@@ -5074,21 +5074,6 @@ static void vmx_set_dr7(struct kvm_vcpu *vcpu, unsigned long val)
vmcs_writel(GUEST_DR7, val);
}
-static int handle_cpuid(struct kvm_vcpu *vcpu)
-{
- return kvm_emulate_cpuid(vcpu);
-}
-
-static int handle_rdmsr(struct kvm_vcpu *vcpu)
-{
- return kvm_emulate_rdmsr(vcpu);
-}
-
-static int handle_wrmsr(struct kvm_vcpu *vcpu)
-{
- return kvm_emulate_wrmsr(vcpu);
-}
-
static int handle_tpr_below_threshold(struct kvm_vcpu *vcpu)
{
kvm_apic_update_ppr(vcpu);
@@ -5097,7 +5082,7 @@ static int handle_tpr_below_threshold(struct kvm_vcpu *vcpu)
static int handle_interrupt_window(struct kvm_vcpu *vcpu)
{
- exec_controls_clearbit(to_vmx(vcpu), CPU_BASED_VIRTUAL_INTR_PENDING);
+ exec_controls_clearbit(to_vmx(vcpu), CPU_BASED_INTR_WINDOW_EXITING);
kvm_make_request(KVM_REQ_EVENT, vcpu);
@@ -5105,11 +5090,6 @@ static int handle_interrupt_window(struct kvm_vcpu *vcpu)
return 1;
}
-static int handle_halt(struct kvm_vcpu *vcpu)
-{
- return kvm_emulate_halt(vcpu);
-}
-
static int handle_vmcall(struct kvm_vcpu *vcpu)
{
return kvm_emulate_hypercall(vcpu);
@@ -5315,7 +5295,7 @@ static int handle_ept_misconfig(struct kvm_vcpu *vcpu)
static int handle_nmi_window(struct kvm_vcpu *vcpu)
{
WARN_ON_ONCE(!enable_vnmi);
- exec_controls_clearbit(to_vmx(vcpu), CPU_BASED_VIRTUAL_NMI_PENDING);
+ exec_controls_clearbit(to_vmx(vcpu), CPU_BASED_NMI_WINDOW_EXITING);
++vcpu->stat.nmi_window_exits;
kvm_make_request(KVM_REQ_EVENT, vcpu);
@@ -5336,7 +5316,7 @@ static int handle_invalid_guest_state(struct kvm_vcpu *vcpu)
WARN_ON_ONCE(vmx->emulation_required && vmx->nested.nested_run_pending);
intr_window_requested = exec_controls_get(vmx) &
- CPU_BASED_VIRTUAL_INTR_PENDING;
+ CPU_BASED_INTR_WINDOW_EXITING;
while (vmx->emulation_required && count-- != 0) {
if (intr_window_requested && vmx_interrupt_allowed(vcpu))
@@ -5657,11 +5637,11 @@ static int (*kvm_vmx_exit_handlers[])(struct kvm_vcpu *vcpu) = {
[EXIT_REASON_IO_INSTRUCTION] = handle_io,
[EXIT_REASON_CR_ACCESS] = handle_cr,
[EXIT_REASON_DR_ACCESS] = handle_dr,
- [EXIT_REASON_CPUID] = handle_cpuid,
- [EXIT_REASON_MSR_READ] = handle_rdmsr,
- [EXIT_REASON_MSR_WRITE] = handle_wrmsr,
- [EXIT_REASON_PENDING_INTERRUPT] = handle_interrupt_window,
- [EXIT_REASON_HLT] = handle_halt,
+ [EXIT_REASON_CPUID] = kvm_emulate_cpuid,
+ [EXIT_REASON_MSR_READ] = kvm_emulate_rdmsr,
+ [EXIT_REASON_MSR_WRITE] = kvm_emulate_wrmsr,
+ [EXIT_REASON_INTERRUPT_WINDOW] = handle_interrupt_window,
+ [EXIT_REASON_HLT] = kvm_emulate_halt,
[EXIT_REASON_INVD] = handle_invd,
[EXIT_REASON_INVLPG] = handle_invlpg,
[EXIT_REASON_RDPMC] = handle_rdpmc,
@@ -6035,9 +6015,23 @@ static int vmx_handle_exit(struct kvm_vcpu *vcpu)
}
if (exit_reason < kvm_vmx_max_exit_handlers
- && kvm_vmx_exit_handlers[exit_reason])
+ && kvm_vmx_exit_handlers[exit_reason]) {
+#ifdef CONFIG_RETPOLINE
+ if (exit_reason == EXIT_REASON_MSR_WRITE)
+ return kvm_emulate_wrmsr(vcpu);
+ else if (exit_reason == EXIT_REASON_PREEMPTION_TIMER)
+ return handle_preemption_timer(vcpu);
+ else if (exit_reason == EXIT_REASON_INTERRUPT_WINDOW)
+ return handle_interrupt_window(vcpu);
+ else if (exit_reason == EXIT_REASON_EXTERNAL_INTERRUPT)
+ return handle_external_interrupt(vcpu);
+ else if (exit_reason == EXIT_REASON_HLT)
+ return kvm_emulate_halt(vcpu);
+ else if (exit_reason == EXIT_REASON_EPT_MISCONFIG)
+ return handle_ept_misconfig(vcpu);
+#endif
return kvm_vmx_exit_handlers[exit_reason](vcpu);
- else {
+ } else {
vcpu_unimpl(vcpu, "vmx: unexpected exit reason 0x%x\n",
exit_reason);
dump_vmcs();
diff --git a/arch/x86/xen/smp.c b/arch/x86/xen/smp.c
index 7a43b2a..a1cc855 100644
--- a/arch/x86/xen/smp.c
+++ b/arch/x86/xen/smp.c
@@ -32,30 +32,30 @@ static irqreturn_t xen_reschedule_interrupt(int irq, void *dev_id)
void xen_smp_intr_free(unsigned int cpu)
{
+ kfree(per_cpu(xen_resched_irq, cpu).name);
+ per_cpu(xen_resched_irq, cpu).name = NULL;
if (per_cpu(xen_resched_irq, cpu).irq >= 0) {
unbind_from_irqhandler(per_cpu(xen_resched_irq, cpu).irq, NULL);
per_cpu(xen_resched_irq, cpu).irq = -1;
- kfree(per_cpu(xen_resched_irq, cpu).name);
- per_cpu(xen_resched_irq, cpu).name = NULL;
}
+ kfree(per_cpu(xen_callfunc_irq, cpu).name);
+ per_cpu(xen_callfunc_irq, cpu).name = NULL;
if (per_cpu(xen_callfunc_irq, cpu).irq >= 0) {
unbind_from_irqhandler(per_cpu(xen_callfunc_irq, cpu).irq, NULL);
per_cpu(xen_callfunc_irq, cpu).irq = -1;
- kfree(per_cpu(xen_callfunc_irq, cpu).name);
- per_cpu(xen_callfunc_irq, cpu).name = NULL;
}
+ kfree(per_cpu(xen_debug_irq, cpu).name);
+ per_cpu(xen_debug_irq, cpu).name = NULL;
if (per_cpu(xen_debug_irq, cpu).irq >= 0) {
unbind_from_irqhandler(per_cpu(xen_debug_irq, cpu).irq, NULL);
per_cpu(xen_debug_irq, cpu).irq = -1;
- kfree(per_cpu(xen_debug_irq, cpu).name);
- per_cpu(xen_debug_irq, cpu).name = NULL;
}
+ kfree(per_cpu(xen_callfuncsingle_irq, cpu).name);
+ per_cpu(xen_callfuncsingle_irq, cpu).name = NULL;
if (per_cpu(xen_callfuncsingle_irq, cpu).irq >= 0) {
unbind_from_irqhandler(per_cpu(xen_callfuncsingle_irq, cpu).irq,
NULL);
per_cpu(xen_callfuncsingle_irq, cpu).irq = -1;
- kfree(per_cpu(xen_callfuncsingle_irq, cpu).name);
- per_cpu(xen_callfuncsingle_irq, cpu).name = NULL;
}
}
@@ -65,6 +65,7 @@ int xen_smp_intr_init(unsigned int cpu)
char *resched_name, *callfunc_name, *debug_name;
resched_name = kasprintf(GFP_KERNEL, "resched%d", cpu);
+ per_cpu(xen_resched_irq, cpu).name = resched_name;
rc = bind_ipi_to_irqhandler(XEN_RESCHEDULE_VECTOR,
cpu,
xen_reschedule_interrupt,
@@ -74,9 +75,9 @@ int xen_smp_intr_init(unsigned int cpu)
if (rc < 0)
goto fail;
per_cpu(xen_resched_irq, cpu).irq = rc;
- per_cpu(xen_resched_irq, cpu).name = resched_name;
callfunc_name = kasprintf(GFP_KERNEL, "callfunc%d", cpu);
+ per_cpu(xen_callfunc_irq, cpu).name = callfunc_name;
rc = bind_ipi_to_irqhandler(XEN_CALL_FUNCTION_VECTOR,
cpu,
xen_call_function_interrupt,
@@ -86,18 +87,21 @@ int xen_smp_intr_init(unsigned int cpu)
if (rc < 0)
goto fail;
per_cpu(xen_callfunc_irq, cpu).irq = rc;
- per_cpu(xen_callfunc_irq, cpu).name = callfunc_name;
- debug_name = kasprintf(GFP_KERNEL, "debug%d", cpu);
- rc = bind_virq_to_irqhandler(VIRQ_DEBUG, cpu, xen_debug_interrupt,
- IRQF_PERCPU | IRQF_NOBALANCING,
- debug_name, NULL);
- if (rc < 0)
- goto fail;
- per_cpu(xen_debug_irq, cpu).irq = rc;
- per_cpu(xen_debug_irq, cpu).name = debug_name;
+ if (!xen_fifo_events) {
+ debug_name = kasprintf(GFP_KERNEL, "debug%d", cpu);
+ per_cpu(xen_debug_irq, cpu).name = debug_name;
+ rc = bind_virq_to_irqhandler(VIRQ_DEBUG, cpu,
+ xen_debug_interrupt,
+ IRQF_PERCPU | IRQF_NOBALANCING,
+ debug_name, NULL);
+ if (rc < 0)
+ goto fail;
+ per_cpu(xen_debug_irq, cpu).irq = rc;
+ }
callfunc_name = kasprintf(GFP_KERNEL, "callfuncsingle%d", cpu);
+ per_cpu(xen_callfuncsingle_irq, cpu).name = callfunc_name;
rc = bind_ipi_to_irqhandler(XEN_CALL_FUNCTION_SINGLE_VECTOR,
cpu,
xen_call_function_single_interrupt,
@@ -107,7 +111,6 @@ int xen_smp_intr_init(unsigned int cpu)
if (rc < 0)
goto fail;
per_cpu(xen_callfuncsingle_irq, cpu).irq = rc;
- per_cpu(xen_callfuncsingle_irq, cpu).name = callfunc_name;
return 0;
diff --git a/arch/x86/xen/smp_pv.c b/arch/x86/xen/smp_pv.c
index 9d9777d..928fbe6 100644
--- a/arch/x86/xen/smp_pv.c
+++ b/arch/x86/xen/smp_pv.c
@@ -98,18 +98,18 @@ asmlinkage __visible void cpu_bringup_and_idle(void)
void xen_smp_intr_free_pv(unsigned int cpu)
{
+ kfree(per_cpu(xen_irq_work, cpu).name);
+ per_cpu(xen_irq_work, cpu).name = NULL;
if (per_cpu(xen_irq_work, cpu).irq >= 0) {
unbind_from_irqhandler(per_cpu(xen_irq_work, cpu).irq, NULL);
per_cpu(xen_irq_work, cpu).irq = -1;
- kfree(per_cpu(xen_irq_work, cpu).name);
- per_cpu(xen_irq_work, cpu).name = NULL;
}
+ kfree(per_cpu(xen_pmu_irq, cpu).name);
+ per_cpu(xen_pmu_irq, cpu).name = NULL;
if (per_cpu(xen_pmu_irq, cpu).irq >= 0) {
unbind_from_irqhandler(per_cpu(xen_pmu_irq, cpu).irq, NULL);
per_cpu(xen_pmu_irq, cpu).irq = -1;
- kfree(per_cpu(xen_pmu_irq, cpu).name);
- per_cpu(xen_pmu_irq, cpu).name = NULL;
}
}
@@ -119,6 +119,7 @@ int xen_smp_intr_init_pv(unsigned int cpu)
char *callfunc_name, *pmu_name;
callfunc_name = kasprintf(GFP_KERNEL, "irqwork%d", cpu);
+ per_cpu(xen_irq_work, cpu).name = callfunc_name;
rc = bind_ipi_to_irqhandler(XEN_IRQ_WORK_VECTOR,
cpu,
xen_irq_work_interrupt,
@@ -128,10 +129,10 @@ int xen_smp_intr_init_pv(unsigned int cpu)
if (rc < 0)
goto fail;
per_cpu(xen_irq_work, cpu).irq = rc;
- per_cpu(xen_irq_work, cpu).name = callfunc_name;
if (is_xen_pmu) {
pmu_name = kasprintf(GFP_KERNEL, "pmu%d", cpu);
+ per_cpu(xen_pmu_irq, cpu).name = pmu_name;
rc = bind_virq_to_irqhandler(VIRQ_XENPMU, cpu,
xen_pmu_irq_handler,
IRQF_PERCPU|IRQF_NOBALANCING,
@@ -139,7 +140,6 @@ int xen_smp_intr_init_pv(unsigned int cpu)
if (rc < 0)
goto fail;
per_cpu(xen_pmu_irq, cpu).irq = rc;
- per_cpu(xen_pmu_irq, cpu).name = pmu_name;
}
return 0;
diff --git a/arch/x86/xen/spinlock.c b/arch/x86/xen/spinlock.c
index d817b7c..00d2ec7 100644
--- a/arch/x86/xen/spinlock.c
+++ b/arch/x86/xen/spinlock.c
@@ -75,6 +75,7 @@ void xen_init_lock_cpu(int cpu)
cpu, per_cpu(lock_kicker_irq, cpu));
name = kasprintf(GFP_KERNEL, "spinlock%d", cpu);
+ per_cpu(irq_name, cpu) = name;
irq = bind_ipi_to_irqhandler(XEN_SPIN_UNLOCK_VECTOR,
cpu,
dummy_handler,
@@ -85,7 +86,6 @@ void xen_init_lock_cpu(int cpu)
if (irq >= 0) {
disable_irq(irq); /* make sure it's never delivered */
per_cpu(lock_kicker_irq, cpu) = irq;
- per_cpu(irq_name, cpu) = name;
}
printk("cpu %d spinlock event irq %d\n", cpu, irq);
@@ -98,6 +98,8 @@ void xen_uninit_lock_cpu(int cpu)
if (!xen_pvspin)
return;
+ kfree(per_cpu(irq_name, cpu));
+ per_cpu(irq_name, cpu) = NULL;
/*
* When booting the kernel with 'mitigations=auto,nosmt', the secondary
* CPUs are not activated, and lock_kicker_irq is not initialized.
@@ -108,8 +110,6 @@ void xen_uninit_lock_cpu(int cpu)
unbind_from_irqhandler(irq, NULL);
per_cpu(lock_kicker_irq, cpu) = -1;
- kfree(per_cpu(irq_name, cpu));
- per_cpu(irq_name, cpu) = NULL;
}
PV_CALLEE_SAVE_REGS_THUNK(xen_vcpu_stolen);
diff --git a/arch/x86/xen/xen-ops.h b/arch/x86/xen/xen-ops.h
index 45a441c..120e2bc 100644
--- a/arch/x86/xen/xen-ops.h
+++ b/arch/x86/xen/xen-ops.h
@@ -30,6 +30,8 @@ extern struct start_info *xen_start_info;
extern struct shared_info xen_dummy_shared_info;
extern struct shared_info *HYPERVISOR_shared_info;
+extern bool xen_fifo_events;
+
void xen_setup_mfn_list_list(void);
void xen_build_mfn_list_list(void);
void xen_setup_machphys_mapping(void);
diff --git a/block/blk-mq-sysfs.c b/block/blk-mq-sysfs.c
index 5dafd7a..7abd66d 100644
--- a/block/blk-mq-sysfs.c
+++ b/block/blk-mq-sysfs.c
@@ -250,7 +250,7 @@ static int blk_mq_register_hctx(struct blk_mq_hw_ctx *hctx)
{
struct request_queue *q = hctx->queue;
struct blk_mq_ctx *ctx;
- int i, ret;
+ int i, j, ret;
if (!hctx->nr_ctx)
return 0;
@@ -262,9 +262,16 @@ static int blk_mq_register_hctx(struct blk_mq_hw_ctx *hctx)
hctx_for_each_ctx(hctx, ctx, i) {
ret = kobject_add(&ctx->kobj, &hctx->kobj, "cpu%u", ctx->cpu);
if (ret)
- break;
+ goto out;
}
+ return 0;
+out:
+ hctx_for_each_ctx(hctx, ctx, j) {
+ if (j < i)
+ kobject_del(&ctx->kobj);
+ }
+ kobject_del(&hctx->kobj);
return ret;
}
diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c
index 0cece1f..12dab10 100644
--- a/crypto/tcrypt.c
+++ b/crypto/tcrypt.c
@@ -1281,15 +1281,6 @@ static void test_mb_skcipher_speed(const char *algo, int enc, int secs,
goto out_free_tfm;
}
-
- for (i = 0; i < num_mb; ++i)
- if (testmgr_alloc_buf(data[i].xbuf)) {
- while (i--)
- testmgr_free_buf(data[i].xbuf);
- goto out_free_tfm;
- }
-
-
for (i = 0; i < num_mb; ++i) {
data[i].req = skcipher_request_alloc(tfm, GFP_KERNEL);
if (!data[i].req) {
diff --git a/drivers/acpi/acpica/dsmethod.c b/drivers/acpi/acpica/dsmethod.c
index f59b4d9..603483f 100644
--- a/drivers/acpi/acpica/dsmethod.c
+++ b/drivers/acpi/acpica/dsmethod.c
@@ -517,7 +517,7 @@ acpi_ds_call_control_method(struct acpi_thread_state *thread,
info = ACPI_ALLOCATE_ZEROED(sizeof(struct acpi_evaluate_info));
if (!info) {
status = AE_NO_MEMORY;
- goto cleanup;
+ goto pop_walk_state;
}
info->parameters = &this_walk_state->operands[0];
@@ -529,7 +529,7 @@ acpi_ds_call_control_method(struct acpi_thread_state *thread,
ACPI_FREE(info);
if (ACPI_FAILURE(status)) {
- goto cleanup;
+ goto pop_walk_state;
}
next_walk_state->method_nesting_depth =
@@ -575,6 +575,12 @@ acpi_ds_call_control_method(struct acpi_thread_state *thread,
return_ACPI_STATUS(status);
+pop_walk_state:
+
+ /* On error, pop the walk state to be deleted from thread */
+
+ acpi_ds_pop_walk_state(thread);
+
cleanup:
/* On error, we must terminate the method properly */
diff --git a/drivers/acpi/acpica/utcopy.c b/drivers/acpi/acpica/utcopy.c
index 1fb8327..9c0b94d 100644
--- a/drivers/acpi/acpica/utcopy.c
+++ b/drivers/acpi/acpica/utcopy.c
@@ -916,13 +916,6 @@ acpi_ut_copy_ipackage_to_ipackage(union acpi_operand_object *source_obj,
status = acpi_ut_walk_package_tree(source_obj, dest_obj,
acpi_ut_copy_ielement_to_ielement,
walk_state);
- if (ACPI_FAILURE(status)) {
-
- /* On failure, delete the destination package object */
-
- acpi_ut_remove_reference(dest_obj);
- }
-
return_ACPI_STATUS(status);
}
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 6f572967..4069c2a 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -81,6 +81,7 @@ enum board_ids {
static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent);
static void ahci_remove_one(struct pci_dev *dev);
static void ahci_shutdown_one(struct pci_dev *dev);
+static void ahci_intel_pcs_quirk(struct pci_dev *pdev, struct ahci_host_priv *hpriv);
static int ahci_vt8251_hardreset(struct ata_link *link, unsigned int *class,
unsigned long deadline);
static int ahci_avn_hardreset(struct ata_link *link, unsigned int *class,
@@ -639,6 +640,25 @@ static void ahci_pci_save_initial_config(struct pci_dev *pdev,
ahci_save_initial_config(&pdev->dev, hpriv);
}
+static int ahci_pci_reset_controller(struct ata_host *host)
+{
+ struct pci_dev *pdev = to_pci_dev(host->dev);
+ struct ahci_host_priv *hpriv = host->private_data;
+ int rc;
+
+ rc = ahci_reset_controller(host);
+ if (rc)
+ return rc;
+
+ /*
+ * If platform firmware failed to enable ports, try to enable
+ * them here.
+ */
+ ahci_intel_pcs_quirk(pdev, hpriv);
+
+ return 0;
+}
+
static void ahci_pci_init_controller(struct ata_host *host)
{
struct ahci_host_priv *hpriv = host->private_data;
@@ -841,7 +861,7 @@ static int ahci_pci_device_runtime_resume(struct device *dev)
struct ata_host *host = pci_get_drvdata(pdev);
int rc;
- rc = ahci_reset_controller(host);
+ rc = ahci_pci_reset_controller(host);
if (rc)
return rc;
ahci_pci_init_controller(host);
@@ -876,7 +896,7 @@ static int ahci_pci_device_resume(struct device *dev)
ahci_mcp89_apple_enable(pdev);
if (pdev->dev.power.power_state.event == PM_EVENT_SUSPEND) {
- rc = ahci_reset_controller(host);
+ rc = ahci_pci_reset_controller(host);
if (rc)
return rc;
@@ -1741,12 +1761,6 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
/* save initial config */
ahci_pci_save_initial_config(pdev, hpriv);
- /*
- * If platform firmware failed to enable ports, try to enable
- * them here.
- */
- ahci_intel_pcs_quirk(pdev, hpriv);
-
/* prepare host */
if (hpriv->cap & HOST_CAP_NCQ) {
pi.flags |= ATA_FLAG_NCQ;
@@ -1856,7 +1870,7 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
if (rc)
return rc;
- rc = ahci_reset_controller(host);
+ rc = ahci_pci_reset_controller(host);
if (rc)
return rc;
diff --git a/drivers/ata/pata_ixp4xx_cf.c b/drivers/ata/pata_ixp4xx_cf.c
index abc0e87..43215a4 100644
--- a/drivers/ata/pata_ixp4xx_cf.c
+++ b/drivers/ata/pata_ixp4xx_cf.c
@@ -135,12 +135,12 @@ static void ixp4xx_setup_port(struct ata_port *ap,
static int ixp4xx_pata_probe(struct platform_device *pdev)
{
- unsigned int irq;
struct resource *cs0, *cs1;
struct ata_host *host;
struct ata_port *ap;
struct ixp4xx_pata_data *data = dev_get_platdata(&pdev->dev);
int ret;
+ int irq;
cs0 = platform_get_resource(pdev, IORESOURCE_MEM, 0);
cs1 = platform_get_resource(pdev, IORESOURCE_MEM, 1);
diff --git a/drivers/base/class.c b/drivers/base/class.c
index d8a6a58..6178450 100644
--- a/drivers/base/class.c
+++ b/drivers/base/class.c
@@ -191,6 +191,11 @@ int __class_register(struct class *cls, struct lock_class_key *key)
}
error = class_add_groups(class_get(cls), cls->class_groups);
class_put(cls);
+ if (error) {
+ kobject_del(&cp->subsys.kobj);
+ kfree_const(cp->subsys.kobj.name);
+ kfree(cp);
+ }
return error;
}
EXPORT_SYMBOL_GPL(__class_register);
diff --git a/drivers/base/dd.c b/drivers/base/dd.c
index a48efb7..96bc9531 100644
--- a/drivers/base/dd.c
+++ b/drivers/base/dd.c
@@ -1093,8 +1093,12 @@ static int __driver_attach(struct device *dev, void *data)
*/
return 0;
} else if (ret < 0) {
- dev_dbg(dev, "Bus failed to match device: %d", ret);
- return ret;
+ dev_dbg(dev, "Bus failed to match device: %d\n", ret);
+ /*
+ * Driver could not match with device, but may match with
+ * another device on the bus.
+ */
+ return 0;
} /* ret > 0 means positive match */
if (driver_allows_async_probing(drv)) {
diff --git a/drivers/base/power/runtime.c b/drivers/base/power/runtime.c
index 9478508..ecfe935 100644
--- a/drivers/base/power/runtime.c
+++ b/drivers/base/power/runtime.c
@@ -446,7 +446,10 @@ static int rpm_idle(struct device *dev, int rpmflags)
/* Pending requests need to be canceled. */
dev->power.request = RPM_REQ_NONE;
- if (dev->power.no_callbacks)
+ callback = RPM_GET_CALLBACK(dev, runtime_idle);
+
+ /* If no callback assume success. */
+ if (!callback || dev->power.no_callbacks)
goto out;
/* Carry out an asynchronous or a synchronous idle notification. */
@@ -462,10 +465,17 @@ static int rpm_idle(struct device *dev, int rpmflags)
dev->power.idle_notification = true;
- callback = RPM_GET_CALLBACK(dev, runtime_idle);
+ if (dev->power.irq_safe)
+ spin_unlock(&dev->power.lock);
+ else
+ spin_unlock_irq(&dev->power.lock);
- if (callback)
- retval = __rpm_callback(callback, dev);
+ retval = callback(dev);
+
+ if (dev->power.irq_safe)
+ spin_lock(&dev->power.lock);
+ else
+ spin_lock_irq(&dev->power.lock);
dev->power.idle_notification = false;
wake_up_all(&dev->power.wait_queue);
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index c8f2b99..79f7731 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -563,13 +563,13 @@ static inline void btusb_free_frags(struct btusb_data *data)
spin_lock_irqsave(&data->rxlock, flags);
- kfree_skb(data->evt_skb);
+ dev_kfree_skb_irq(data->evt_skb);
data->evt_skb = NULL;
- kfree_skb(data->acl_skb);
+ dev_kfree_skb_irq(data->acl_skb);
data->acl_skb = NULL;
- kfree_skb(data->sco_skb);
+ dev_kfree_skb_irq(data->sco_skb);
data->sco_skb = NULL;
spin_unlock_irqrestore(&data->rxlock, flags);
diff --git a/drivers/bluetooth/hci_bcsp.c b/drivers/bluetooth/hci_bcsp.c
index cf4a560..8055f63 100644
--- a/drivers/bluetooth/hci_bcsp.c
+++ b/drivers/bluetooth/hci_bcsp.c
@@ -378,7 +378,7 @@ static void bcsp_pkt_cull(struct bcsp_struct *bcsp)
i++;
__skb_unlink(skb, &bcsp->unack);
- kfree_skb(skb);
+ dev_kfree_skb_irq(skb);
}
if (skb_queue_empty(&bcsp->unack))
diff --git a/drivers/bluetooth/hci_h5.c b/drivers/bluetooth/hci_h5.c
index bf3e231..e77da59 100644
--- a/drivers/bluetooth/hci_h5.c
+++ b/drivers/bluetooth/hci_h5.c
@@ -298,7 +298,7 @@ static void h5_pkt_cull(struct h5 *h5)
break;
__skb_unlink(skb, &h5->unack);
- kfree_skb(skb);
+ dev_kfree_skb_irq(skb);
}
if (skb_queue_empty(&h5->unack))
diff --git a/drivers/bluetooth/hci_ll.c b/drivers/bluetooth/hci_ll.c
index d9a4c6c..aeb3e67 100644
--- a/drivers/bluetooth/hci_ll.c
+++ b/drivers/bluetooth/hci_ll.c
@@ -345,7 +345,7 @@ static int ll_enqueue(struct hci_uart *hu, struct sk_buff *skb)
default:
BT_ERR("illegal hcill state: %ld (losing packet)",
ll->hcill_state);
- kfree_skb(skb);
+ dev_kfree_skb_irq(skb);
break;
}
diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c
index bbd290f..475d0ec 100644
--- a/drivers/bluetooth/hci_qca.c
+++ b/drivers/bluetooth/hci_qca.c
@@ -816,7 +816,7 @@ static int qca_enqueue(struct hci_uart *hu, struct sk_buff *skb)
default:
BT_ERR("Illegal tx state: %d (losing packet)",
qca->tx_ibs_state);
- kfree_skb(skb);
+ dev_kfree_skb_irq(skb);
break;
}
diff --git a/drivers/char/hw_random/amd-rng.c b/drivers/char/hw_random/amd-rng.c
index 9959c76..db3dd46 100644
--- a/drivers/char/hw_random/amd-rng.c
+++ b/drivers/char/hw_random/amd-rng.c
@@ -143,15 +143,19 @@ static int __init mod_init(void)
found:
err = pci_read_config_dword(pdev, 0x58, &pmbase);
if (err)
- return err;
+ goto put_dev;
pmbase &= 0x0000FF00;
- if (pmbase == 0)
- return -EIO;
+ if (pmbase == 0) {
+ err = -EIO;
+ goto put_dev;
+ }
priv = kzalloc(sizeof(*priv), GFP_KERNEL);
- if (!priv)
- return -ENOMEM;
+ if (!priv) {
+ err = -ENOMEM;
+ goto put_dev;
+ }
if (!request_region(pmbase + PMBASE_OFFSET, PMBASE_SIZE, DRV_NAME)) {
dev_err(&pdev->dev, DRV_NAME " region 0x%x already in use!\n",
@@ -185,6 +189,8 @@ static int __init mod_init(void)
release_region(pmbase + PMBASE_OFFSET, PMBASE_SIZE);
out:
kfree(priv);
+put_dev:
+ pci_dev_put(pdev);
return err;
}
@@ -200,6 +206,8 @@ static void __exit mod_exit(void)
release_region(priv->pmbase + PMBASE_OFFSET, PMBASE_SIZE);
+ pci_dev_put(priv->pcidev);
+
kfree(priv);
}
diff --git a/drivers/char/hw_random/geode-rng.c b/drivers/char/hw_random/geode-rng.c
index e1d421a..2072729 100644
--- a/drivers/char/hw_random/geode-rng.c
+++ b/drivers/char/hw_random/geode-rng.c
@@ -51,6 +51,10 @@ static const struct pci_device_id pci_tbl[] = {
};
MODULE_DEVICE_TABLE(pci, pci_tbl);
+struct amd_geode_priv {
+ struct pci_dev *pcidev;
+ void __iomem *membase;
+};
static int geode_rng_data_read(struct hwrng *rng, u32 *data)
{
@@ -90,6 +94,7 @@ static int __init mod_init(void)
const struct pci_device_id *ent;
void __iomem *mem;
unsigned long rng_base;
+ struct amd_geode_priv *priv;
for_each_pci_dev(pdev) {
ent = pci_match_id(pci_tbl, pdev);
@@ -97,17 +102,26 @@ static int __init mod_init(void)
goto found;
}
/* Device not found. */
- goto out;
+ return err;
found:
+ priv = kzalloc(sizeof(*priv), GFP_KERNEL);
+ if (!priv) {
+ err = -ENOMEM;
+ goto put_dev;
+ }
+
rng_base = pci_resource_start(pdev, 0);
if (rng_base == 0)
- goto out;
+ goto free_priv;
err = -ENOMEM;
mem = ioremap(rng_base, 0x58);
if (!mem)
- goto out;
- geode_rng.priv = (unsigned long)mem;
+ goto free_priv;
+
+ geode_rng.priv = (unsigned long)priv;
+ priv->membase = mem;
+ priv->pcidev = pdev;
pr_info("AMD Geode RNG detected\n");
err = hwrng_register(&geode_rng);
@@ -116,20 +130,26 @@ static int __init mod_init(void)
err);
goto err_unmap;
}
-out:
return err;
err_unmap:
iounmap(mem);
- goto out;
+free_priv:
+ kfree(priv);
+put_dev:
+ pci_dev_put(pdev);
+ return err;
}
static void __exit mod_exit(void)
{
- void __iomem *mem = (void __iomem *)geode_rng.priv;
+ struct amd_geode_priv *priv;
+ priv = (struct amd_geode_priv *)geode_rng.priv;
hwrng_unregister(&geode_rng);
- iounmap(mem);
+ iounmap(priv->membase);
+ pci_dev_put(priv->pcidev);
+ kfree(priv);
}
module_init(mod_init);
diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c
index 7369703..0833a2a 100644
--- a/drivers/char/ipmi/ipmi_msghandler.c
+++ b/drivers/char/ipmi/ipmi_msghandler.c
@@ -1298,6 +1298,7 @@ static void _ipmi_destroy_user(struct ipmi_user *user)
unsigned long flags;
struct cmd_rcvr *rcvr;
struct cmd_rcvr *rcvrs = NULL;
+ struct module *owner;
if (!acquire_ipmi_user(user, &i)) {
/*
@@ -1358,8 +1359,9 @@ static void _ipmi_destroy_user(struct ipmi_user *user)
kfree(rcvr);
}
+ owner = intf->owner;
kref_put(&intf->refcount, intf_free);
- module_put(intf->owner);
+ module_put(owner);
}
int ipmi_destroy_user(struct ipmi_user *user)
@@ -3535,12 +3537,16 @@ static void deliver_smi_err_response(struct ipmi_smi *intf,
struct ipmi_smi_msg *msg,
unsigned char err)
{
+ int rv;
msg->rsp[0] = msg->data[0] | 4;
msg->rsp[1] = msg->data[1];
msg->rsp[2] = err;
msg->rsp_size = 3;
- /* It's an error, so it will never requeue, no need to check return. */
- handle_one_recv_msg(intf, msg);
+
+ /* This will never requeue, but it may ask us to free the message. */
+ rv = handle_one_recv_msg(intf, msg);
+ if (rv == 0)
+ ipmi_free_smi_msg(msg);
}
static void cleanup_smi_msgs(struct ipmi_smi *intf)
diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c
index b6e7df9..2879b52 100644
--- a/drivers/char/ipmi/ipmi_si_intf.c
+++ b/drivers/char/ipmi/ipmi_si_intf.c
@@ -2157,6 +2157,20 @@ static int __init init_ipmi_si(void)
}
module_init(init_ipmi_si);
+static void wait_msg_processed(struct smi_info *smi_info)
+{
+ unsigned long jiffies_now;
+ long time_diff;
+
+ while (smi_info->curr_msg || (smi_info->si_state != SI_NORMAL)) {
+ jiffies_now = jiffies;
+ time_diff = (((long)jiffies_now - (long)smi_info->last_timeout_jiffies)
+ * SI_USEC_PER_JIFFY);
+ smi_event_handler(smi_info, time_diff);
+ schedule_timeout_uninterruptible(1);
+ }
+}
+
static void shutdown_smi(void *send_info)
{
struct smi_info *smi_info = send_info;
@@ -2191,16 +2205,13 @@ static void shutdown_smi(void *send_info)
* in the BMC. Note that timers and CPU interrupts are off,
* so no need for locks.
*/
- while (smi_info->curr_msg || (smi_info->si_state != SI_NORMAL)) {
- poll(smi_info);
- schedule_timeout_uninterruptible(1);
- }
+ wait_msg_processed(smi_info);
+
if (smi_info->handlers)
disable_si_irq(smi_info);
- while (smi_info->curr_msg || (smi_info->si_state != SI_NORMAL)) {
- poll(smi_info);
- schedule_timeout_uninterruptible(1);
- }
+
+ wait_msg_processed(smi_info);
+
if (smi_info->handlers)
smi_info->handlers->cleanup(smi_info->si_sm);
diff --git a/drivers/char/tpm/tpm_crb.c b/drivers/char/tpm/tpm_crb.c
index a9dcf31..5fe52a68 100644
--- a/drivers/char/tpm/tpm_crb.c
+++ b/drivers/char/tpm/tpm_crb.c
@@ -252,7 +252,7 @@ static int __crb_relinquish_locality(struct device *dev,
iowrite32(CRB_LOC_CTRL_RELINQUISH, &priv->regs_h->loc_ctrl);
if (!crb_wait_for_reg_32(&priv->regs_h->loc_state, mask, value,
TPM2_TIMEOUT_C)) {
- dev_warn(dev, "TPM_LOC_STATE_x.requestAccess timed out\n");
+ dev_warn(dev, "TPM_LOC_STATE_x.Relinquish timed out\n");
return -ETIME;
}
@@ -676,12 +676,16 @@ static int crb_acpi_add(struct acpi_device *device)
/* Should the FIFO driver handle this? */
sm = buf->start_method;
- if (sm == ACPI_TPM2_MEMORY_MAPPED)
- return -ENODEV;
+ if (sm == ACPI_TPM2_MEMORY_MAPPED) {
+ rc = -ENODEV;
+ goto out;
+ }
priv = devm_kzalloc(dev, sizeof(struct crb_priv), GFP_KERNEL);
- if (!priv)
- return -ENOMEM;
+ if (!priv) {
+ rc = -ENOMEM;
+ goto out;
+ }
if (sm == ACPI_TPM2_COMMAND_BUFFER_WITH_ARM_SMC) {
if (buf->header.length < (sizeof(*buf) + sizeof(*crb_smc))) {
@@ -689,7 +693,8 @@ static int crb_acpi_add(struct acpi_device *device)
FW_BUG "TPM2 ACPI table has wrong size %u for start method type %d\n",
buf->header.length,
ACPI_TPM2_COMMAND_BUFFER_WITH_ARM_SMC);
- return -EINVAL;
+ rc = -EINVAL;
+ goto out;
}
crb_smc = ACPI_ADD_PTR(struct tpm2_crb_smc, buf, sizeof(*buf));
priv->smc_func_id = crb_smc->smc_func_id;
@@ -700,17 +705,23 @@ static int crb_acpi_add(struct acpi_device *device)
rc = crb_map_io(device, priv, buf);
if (rc)
- return rc;
+ goto out;
chip = tpmm_chip_alloc(dev, &tpm_crb);
- if (IS_ERR(chip))
- return PTR_ERR(chip);
+ if (IS_ERR(chip)) {
+ rc = PTR_ERR(chip);
+ goto out;
+ }
dev_set_drvdata(&chip->dev, priv);
chip->acpi_dev_handle = device->handle;
chip->flags = TPM_CHIP_FLAG_TPM2;
- return tpm_chip_register(chip);
+ rc = tpm_chip_register(chip);
+
+out:
+ acpi_put_table((struct acpi_table_header *)buf);
+ return rc;
}
static int crb_acpi_remove(struct acpi_device *device)
diff --git a/drivers/char/tpm/tpm_tis.c b/drivers/char/tpm/tpm_tis.c
index c722e3b..9c61be2 100644
--- a/drivers/char/tpm/tpm_tis.c
+++ b/drivers/char/tpm/tpm_tis.c
@@ -125,6 +125,7 @@ static int check_acpi_tpm2(struct device *dev)
const struct acpi_device_id *aid = acpi_match_device(tpm_acpi_tbl, dev);
struct acpi_table_tpm2 *tbl;
acpi_status st;
+ int ret = 0;
if (!aid || aid->driver_data != DEVICE_IS_TPM2)
return 0;
@@ -132,8 +133,7 @@ static int check_acpi_tpm2(struct device *dev)
/* If the ACPI TPM2 signature is matched then a global ACPI_SIG_TPM2
* table is mandatory
*/
- st =
- acpi_get_table(ACPI_SIG_TPM2, 1, (struct acpi_table_header **)&tbl);
+ st = acpi_get_table(ACPI_SIG_TPM2, 1, (struct acpi_table_header **)&tbl);
if (ACPI_FAILURE(st) || tbl->header.length < sizeof(*tbl)) {
dev_err(dev, FW_BUG "failed to get TPM2 ACPI table\n");
return -EINVAL;
@@ -141,9 +141,10 @@ static int check_acpi_tpm2(struct device *dev)
/* The tpm2_crb driver handles this device */
if (tbl->start_method != ACPI_TPM2_MEMORY_MAPPED)
- return -ENODEV;
+ ret = -ENODEV;
- return 0;
+ acpi_put_table((struct acpi_table_header *)tbl);
+ return ret;
}
#else
static int check_acpi_tpm2(struct device *dev)
diff --git a/drivers/clk/imx/clk-imx8mn.c b/drivers/clk/imx/clk-imx8mn.c
index 882b42e..9d33321 100644
--- a/drivers/clk/imx/clk-imx8mn.c
+++ b/drivers/clk/imx/clk-imx8mn.c
@@ -189,27 +189,27 @@ static const char * const imx8mn_disp_pixel_sels[] = {"osc_24m", "video_pll1_out
"sys_pll3_out", "clk_ext4", };
static const char * const imx8mn_sai2_sels[] = {"osc_24m", "audio_pll1_out", "audio_pll2_out",
- "video_pll1_out", "sys_pll1_133m", "osc_hdmi",
+ "video_pll1_out", "sys_pll1_133m", "dummy",
"clk_ext3", "clk_ext4", };
static const char * const imx8mn_sai3_sels[] = {"osc_24m", "audio_pll1_out", "audio_pll2_out",
- "video_pll1_out", "sys_pll1_133m", "osc_hdmi",
+ "video_pll1_out", "sys_pll1_133m", "dummy",
"clk_ext3", "clk_ext4", };
static const char * const imx8mn_sai5_sels[] = {"osc_24m", "audio_pll1_out", "audio_pll2_out",
- "video_pll1_out", "sys_pll1_133m", "osc_hdmi",
+ "video_pll1_out", "sys_pll1_133m", "dummy",
"clk_ext2", "clk_ext3", };
static const char * const imx8mn_sai6_sels[] = {"osc_24m", "audio_pll1_out", "audio_pll2_out",
- "video_pll1_out", "sys_pll1_133m", "osc_hdmi",
+ "video_pll1_out", "sys_pll1_133m", "dummy",
"clk_ext3", "clk_ext4", };
static const char * const imx8mn_sai7_sels[] = {"osc_24m", "audio_pll1_out", "audio_pll2_out",
- "video_pll1_out", "sys_pll1_133m", "osc_hdmi",
+ "video_pll1_out", "sys_pll1_133m", "dummy",
"clk_ext3", "clk_ext4", };
static const char * const imx8mn_spdif1_sels[] = {"osc_24m", "audio_pll1_out", "audio_pll2_out",
- "video_pll1_out", "sys_pll1_133m", "osc_hdmi",
+ "video_pll1_out", "sys_pll1_133m", "dummy",
"clk_ext2", "clk_ext3", };
static const char * const imx8mn_enet_ref_sels[] = {"osc_24m", "sys_pll2_125m", "sys_pll2_50m",
@@ -582,7 +582,7 @@ static int imx8mn_clocks_probe(struct platform_device *pdev)
clks[IMX8MN_CLK_UART2_ROOT] = imx_clk_gate4("uart2_root_clk", "uart2", base + 0x44a0, 0);
clks[IMX8MN_CLK_UART3_ROOT] = imx_clk_gate4("uart3_root_clk", "uart3", base + 0x44b0, 0);
clks[IMX8MN_CLK_UART4_ROOT] = imx_clk_gate4("uart4_root_clk", "uart4", base + 0x44c0, 0);
- clks[IMX8MN_CLK_USB1_CTRL_ROOT] = imx_clk_gate4("usb1_ctrl_root_clk", "usb_core_ref", base + 0x44d0, 0);
+ clks[IMX8MN_CLK_USB1_CTRL_ROOT] = imx_clk_gate4("usb1_ctrl_root_clk", "usb_bus", base + 0x44d0, 0);
clks[IMX8MN_CLK_GPU_CORE_ROOT] = imx_clk_gate4("gpu_core_root_clk", "gpu_core_div", base + 0x44f0, 0);
clks[IMX8MN_CLK_USDHC1_ROOT] = imx_clk_gate4("usdhc1_root_clk", "usdhc1", base + 0x4510, 0);
clks[IMX8MN_CLK_USDHC2_ROOT] = imx_clk_gate4("usdhc2_root_clk", "usdhc2", base + 0x4520, 0);
diff --git a/drivers/clk/qcom/clk-krait.c b/drivers/clk/qcom/clk-krait.c
index 90046428..e74fc81 100644
--- a/drivers/clk/qcom/clk-krait.c
+++ b/drivers/clk/qcom/clk-krait.c
@@ -98,6 +98,8 @@ static int krait_div2_set_rate(struct clk_hw *hw, unsigned long rate,
if (d->lpl)
mask = mask << (d->shift + LPL_SHIFT) | mask << d->shift;
+ else
+ mask <<= d->shift;
spin_lock_irqsave(&krait_clock_reg_lock, flags);
val = krait_get_l2_indirect_reg(d->offset);
diff --git a/drivers/clk/renesas/r9a06g032-clocks.c b/drivers/clk/renesas/r9a06g032-clocks.c
index 80df4eb..75954ac 100644
--- a/drivers/clk/renesas/r9a06g032-clocks.c
+++ b/drivers/clk/renesas/r9a06g032-clocks.c
@@ -386,7 +386,7 @@ static int r9a06g032_attach_dev(struct generic_pm_domain *pd,
int error;
int index;
- while (!of_parse_phandle_with_args(np, "clocks", "#clock-cells", i,
+ while (!of_parse_phandle_with_args(np, "clocks", "#clock-cells", i++,
&clkspec)) {
if (clkspec.np != pd->dev.of_node)
continue;
@@ -399,7 +399,6 @@ static int r9a06g032_attach_dev(struct generic_pm_domain *pd,
if (error)
return error;
}
- i++;
}
return 0;
diff --git a/drivers/clk/rockchip/clk-pll.c b/drivers/clk/rockchip/clk-pll.c
index 198417d5..aa8a299ff 100644
--- a/drivers/clk/rockchip/clk-pll.c
+++ b/drivers/clk/rockchip/clk-pll.c
@@ -963,6 +963,7 @@ struct clk *rockchip_clk_register_pll(struct rockchip_clk_provider *ctx,
return mux_clk;
err_pll:
+ kfree(pll->rate_table);
clk_unregister(mux_clk);
mux_clk = pll_clk;
err_mux:
diff --git a/drivers/clk/samsung/clk-pll.c b/drivers/clk/samsung/clk-pll.c
index ac70ad7..33df20f 100644
--- a/drivers/clk/samsung/clk-pll.c
+++ b/drivers/clk/samsung/clk-pll.c
@@ -1390,6 +1390,7 @@ static void __init _samsung_clk_register_pll(struct samsung_clk_provider *ctx,
if (ret) {
pr_err("%s: failed to register pll clock %s : %d\n",
__func__, pll_clk->name, ret);
+ kfree(pll->rate_table);
kfree(pll);
return;
}
diff --git a/drivers/clk/socfpga/clk-gate.c b/drivers/clk/socfpga/clk-gate.c
index cf94a12..ee2a2d28 100644
--- a/drivers/clk/socfpga/clk-gate.c
+++ b/drivers/clk/socfpga/clk-gate.c
@@ -174,21 +174,24 @@ void __init socfpga_gate_init(struct device_node *node)
u32 div_reg[3];
u32 clk_phase[2];
u32 fixed_div;
- struct clk *clk;
+ struct clk_hw *hw_clk;
struct socfpga_gate_clk *socfpga_clk;
const char *clk_name = node->name;
const char *parent_name[SOCFPGA_MAX_PARENTS];
struct clk_init_data init;
struct clk_ops *ops;
int rc;
+ int err;
socfpga_clk = kzalloc(sizeof(*socfpga_clk), GFP_KERNEL);
if (WARN_ON(!socfpga_clk))
return;
ops = kmemdup(&gateclk_ops, sizeof(gateclk_ops), GFP_KERNEL);
- if (WARN_ON(!ops))
+ if (WARN_ON(!ops)) {
+ kfree(socfpga_clk);
return;
+ }
rc = of_property_read_u32_array(node, "clk-gate", clk_gate, 2);
if (rc)
@@ -238,12 +241,15 @@ void __init socfpga_gate_init(struct device_node *node)
init.parent_names = parent_name;
socfpga_clk->hw.hw.init = &init;
- clk = clk_register(NULL, &socfpga_clk->hw.hw);
- if (WARN_ON(IS_ERR(clk))) {
+ hw_clk = &socfpga_clk->hw.hw;
+
+ err = clk_hw_register(NULL, hw_clk);
+ if (err) {
+ kfree(ops);
kfree(socfpga_clk);
return;
}
- rc = of_clk_add_provider(node, of_clk_src_simple_get, clk);
+ rc = of_clk_add_provider(node, of_clk_src_simple_get, hw_clk);
if (WARN_ON(rc))
return;
}
diff --git a/drivers/clk/socfpga/clk-periph.c b/drivers/clk/socfpga/clk-periph.c
index 5e0c4b4..43707e2 100644
--- a/drivers/clk/socfpga/clk-periph.c
+++ b/drivers/clk/socfpga/clk-periph.c
@@ -51,7 +51,7 @@ static __init void __socfpga_periph_init(struct device_node *node,
const struct clk_ops *ops)
{
u32 reg;
- struct clk *clk;
+ struct clk_hw *hw_clk;
struct socfpga_periph_clk *periph_clk;
const char *clk_name = node->name;
const char *parent_name[SOCFPGA_MAX_PARENTS];
@@ -94,13 +94,13 @@ static __init void __socfpga_periph_init(struct device_node *node,
init.parent_names = parent_name;
periph_clk->hw.hw.init = &init;
+ hw_clk = &periph_clk->hw.hw;
- clk = clk_register(NULL, &periph_clk->hw.hw);
- if (WARN_ON(IS_ERR(clk))) {
+ if (clk_hw_register(NULL, hw_clk)) {
kfree(periph_clk);
return;
}
- rc = of_clk_add_provider(node, of_clk_src_simple_get, clk);
+ rc = of_clk_add_provider(node, of_clk_src_simple_get, hw_clk);
}
void __init socfpga_periph_init(struct device_node *node)
diff --git a/drivers/clk/socfpga/clk-pll.c b/drivers/clk/socfpga/clk-pll.c
index dc65cc0..004e196 100644
--- a/drivers/clk/socfpga/clk-pll.c
+++ b/drivers/clk/socfpga/clk-pll.c
@@ -70,17 +70,18 @@ static struct clk_ops clk_pll_ops = {
.get_parent = clk_pll_get_parent,
};
-static __init struct clk *__socfpga_pll_init(struct device_node *node,
+static __init struct clk_hw *__socfpga_pll_init(struct device_node *node,
const struct clk_ops *ops)
{
u32 reg;
- struct clk *clk;
+ struct clk_hw *hw_clk;
struct socfpga_pll *pll_clk;
const char *clk_name = node->name;
const char *parent_name[SOCFPGA_MAX_PARENTS];
struct clk_init_data init;
struct device_node *clkmgr_np;
int rc;
+ int err;
of_property_read_u32(node, "reg", ®);
@@ -108,13 +109,15 @@ static __init struct clk *__socfpga_pll_init(struct device_node *node,
clk_pll_ops.enable = clk_gate_ops.enable;
clk_pll_ops.disable = clk_gate_ops.disable;
- clk = clk_register(NULL, &pll_clk->hw.hw);
- if (WARN_ON(IS_ERR(clk))) {
+ hw_clk = &pll_clk->hw.hw;
+
+ err = clk_hw_register(NULL, hw_clk);
+ if (err) {
kfree(pll_clk);
- return NULL;
+ return ERR_PTR(err);
}
- rc = of_clk_add_provider(node, of_clk_src_simple_get, clk);
- return clk;
+ rc = of_clk_add_provider(node, of_clk_src_simple_get, hw_clk);
+ return hw_clk;
}
void __init socfpga_pll_init(struct device_node *node)
diff --git a/drivers/clk/st/clkgen-fsyn.c b/drivers/clk/st/clkgen-fsyn.c
index a156bd0..9eff053 100644
--- a/drivers/clk/st/clkgen-fsyn.c
+++ b/drivers/clk/st/clkgen-fsyn.c
@@ -943,9 +943,10 @@ static void __init st_of_quadfs_setup(struct device_node *np,
clk = st_clk_register_quadfs_pll(pll_name, clk_parent_name, data,
reg, lock);
- if (IS_ERR(clk))
+ if (IS_ERR(clk)) {
+ kfree(lock);
goto err_exit;
- else
+ } else
pr_debug("%s: parent %s rate %u\n",
__clk_get_name(clk),
__clk_get_name(clk_get_parent(clk)),
diff --git a/drivers/clocksource/sh_cmt.c b/drivers/clocksource/sh_cmt.c
index a0570213..b1ec79d 100644
--- a/drivers/clocksource/sh_cmt.c
+++ b/drivers/clocksource/sh_cmt.c
@@ -231,6 +231,8 @@ static const struct sh_cmt_info sh_cmt_info[] = {
#define CMCNT 1 /* channel register */
#define CMCOR 2 /* channel register */
+#define CMCLKE 0x1000 /* CLK Enable Register (R-Car Gen2) */
+
static inline u32 sh_cmt_read_cmstr(struct sh_cmt_channel *ch)
{
if (ch->iostart)
@@ -845,6 +847,7 @@ static int sh_cmt_setup_channel(struct sh_cmt_channel *ch, unsigned int index,
unsigned int hwidx, bool clockevent,
bool clocksource, struct sh_cmt_device *cmt)
{
+ u32 value;
int ret;
/* Skip unused channels. */
@@ -874,6 +877,11 @@ static int sh_cmt_setup_channel(struct sh_cmt_channel *ch, unsigned int index,
ch->iostart = cmt->mapbase + ch->hwidx * 0x100;
ch->ioctrl = ch->iostart + 0x10;
ch->timer_bit = 0;
+
+ /* Enable the clock supply to the channel */
+ value = ioread32(cmt->mapbase + CMCLKE);
+ value |= BIT(hwidx);
+ iowrite32(value, cmt->mapbase + CMCLKE);
break;
}
@@ -1006,12 +1014,10 @@ static int sh_cmt_setup(struct sh_cmt_device *cmt, struct platform_device *pdev)
else
cmt->rate = clk_get_rate(cmt->clk) / 8;
- clk_disable(cmt->clk);
-
/* Map the memory resource(s). */
ret = sh_cmt_map_memory(cmt);
if (ret < 0)
- goto err_clk_unprepare;
+ goto err_clk_disable;
/* Allocate and setup the channels. */
cmt->num_channels = hweight8(cmt->hw_channels);
@@ -1039,6 +1045,8 @@ static int sh_cmt_setup(struct sh_cmt_device *cmt, struct platform_device *pdev)
mask &= ~(1 << hwidx);
}
+ clk_disable(cmt->clk);
+
platform_set_drvdata(pdev, cmt);
return 0;
@@ -1046,6 +1054,8 @@ static int sh_cmt_setup(struct sh_cmt_device *cmt, struct platform_device *pdev)
err_unmap:
kfree(cmt->channels);
iounmap(cmt->mapbase);
+err_clk_disable:
+ clk_disable(cmt->clk);
err_clk_unprepare:
clk_unprepare(cmt->clk);
err_clk_put:
diff --git a/drivers/counter/stm32-lptimer-cnt.c b/drivers/counter/stm32-lptimer-cnt.c
index bbc930a..95f8f2e 100644
--- a/drivers/counter/stm32-lptimer-cnt.c
+++ b/drivers/counter/stm32-lptimer-cnt.c
@@ -69,7 +69,7 @@ static int stm32_lptim_set_enable_state(struct stm32_lptim_cnt *priv,
/* ensure CMP & ARR registers are properly written */
ret = regmap_read_poll_timeout(priv->regmap, STM32_LPTIM_ISR, val,
- (val & STM32_LPTIM_CMPOK_ARROK),
+ (val & STM32_LPTIM_CMPOK_ARROK) == STM32_LPTIM_CMPOK_ARROK,
100, 1000);
if (ret)
return ret;
diff --git a/drivers/cpufreq/amd_freq_sensitivity.c b/drivers/cpufreq/amd_freq_sensitivity.c
index 5107cbe..72fd06f 100644
--- a/drivers/cpufreq/amd_freq_sensitivity.c
+++ b/drivers/cpufreq/amd_freq_sensitivity.c
@@ -124,6 +124,8 @@ static int __init amd_freq_sensitivity_init(void)
if (!pcidev) {
if (!boot_cpu_has(X86_FEATURE_PROC_FEEDBACK))
return -ENODEV;
+ } else {
+ pci_dev_put(pcidev);
}
if (rdmsrl_safe(MSR_AMD64_FREQ_SENSITIVITY_ACTUAL, &val))
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index f2ef2fc..878b703 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -1214,6 +1214,7 @@ static struct cpufreq_policy *cpufreq_policy_alloc(unsigned int cpu)
if (!zalloc_cpumask_var(&policy->real_cpus, GFP_KERNEL))
goto err_free_rcpumask;
+ init_completion(&policy->kobj_unregister);
ret = kobject_init_and_add(&policy->kobj, &ktype_cpufreq,
cpufreq_global_kobject, "policy%u", cpu);
if (ret) {
@@ -1252,7 +1253,6 @@ static struct cpufreq_policy *cpufreq_policy_alloc(unsigned int cpu)
init_rwsem(&policy->rwsem);
spin_lock_init(&policy->transition_lock);
init_waitqueue_head(&policy->transition_wait);
- init_completion(&policy->kobj_unregister);
INIT_WORK(&policy->update, handle_update);
policy->cpu = cpu;
diff --git a/drivers/cpuidle/dt_idle_states.c b/drivers/cpuidle/dt_idle_states.c
index d06d21a..7470206 100644
--- a/drivers/cpuidle/dt_idle_states.c
+++ b/drivers/cpuidle/dt_idle_states.c
@@ -224,6 +224,6 @@ int dt_init_idle_driver(struct cpuidle_driver *drv,
* also be 0 on platforms with missing DT idle states or legacy DT
* configuration predating the DT idle states bindings.
*/
- return i;
+ return state_idx - start_idx;
}
EXPORT_SYMBOL_GPL(dt_init_idle_driver);
diff --git a/drivers/crypto/ccree/cc_debugfs.c b/drivers/crypto/ccree/cc_debugfs.c
index 5669997..47077dd 100644
--- a/drivers/crypto/ccree/cc_debugfs.c
+++ b/drivers/crypto/ccree/cc_debugfs.c
@@ -59,7 +59,7 @@ void __init cc_debugfs_global_init(void)
cc_debugfs_dir = debugfs_create_dir("ccree", NULL);
}
-void __exit cc_debugfs_global_fini(void)
+void cc_debugfs_global_fini(void)
{
debugfs_remove(cc_debugfs_dir);
}
diff --git a/drivers/crypto/ccree/cc_driver.c b/drivers/crypto/ccree/cc_driver.c
index 8b8eee5..3d59fef 100644
--- a/drivers/crypto/ccree/cc_driver.c
+++ b/drivers/crypto/ccree/cc_driver.c
@@ -653,10 +653,17 @@ static struct platform_driver ccree_driver = {
static int __init ccree_init(void)
{
- cc_hash_global_init();
+ int rc;
+
cc_debugfs_global_init();
- return platform_driver_register(&ccree_driver);
+ rc = platform_driver_register(&ccree_driver);
+ if (rc) {
+ cc_debugfs_global_fini();
+ return rc;
+ }
+
+ return 0;
}
module_init(ccree_init);
diff --git a/drivers/crypto/ccree/cc_hash.c b/drivers/crypto/ccree/cc_hash.c
index bc71bdf..9f67df0 100644
--- a/drivers/crypto/ccree/cc_hash.c
+++ b/drivers/crypto/ccree/cc_hash.c
@@ -39,12 +39,19 @@ static const u32 cc_sha256_init[] = {
SHA256_H3, SHA256_H2, SHA256_H1, SHA256_H0 };
static const u32 cc_digest_len_sha512_init[] = {
0x00000080, 0x00000000, 0x00000000, 0x00000000 };
-static u64 cc_sha384_init[] = {
- SHA384_H7, SHA384_H6, SHA384_H5, SHA384_H4,
- SHA384_H3, SHA384_H2, SHA384_H1, SHA384_H0 };
-static u64 cc_sha512_init[] = {
- SHA512_H7, SHA512_H6, SHA512_H5, SHA512_H4,
- SHA512_H3, SHA512_H2, SHA512_H1, SHA512_H0 };
+
+/*
+ * Due to the way the HW works, every double word in the SHA384 and SHA512
+ * larval hashes must be stored in hi/lo order
+ */
+#define hilo(x) upper_32_bits(x), lower_32_bits(x)
+static const u32 cc_sha384_init[] = {
+ hilo(SHA384_H7), hilo(SHA384_H6), hilo(SHA384_H5), hilo(SHA384_H4),
+ hilo(SHA384_H3), hilo(SHA384_H2), hilo(SHA384_H1), hilo(SHA384_H0) };
+static const u32 cc_sha512_init[] = {
+ hilo(SHA512_H7), hilo(SHA512_H6), hilo(SHA512_H5), hilo(SHA512_H4),
+ hilo(SHA512_H3), hilo(SHA512_H2), hilo(SHA512_H1), hilo(SHA512_H0) };
+
static const u32 cc_sm3_init[] = {
SM3_IVH, SM3_IVG, SM3_IVF, SM3_IVE,
SM3_IVD, SM3_IVC, SM3_IVB, SM3_IVA };
@@ -1948,8 +1955,8 @@ int cc_init_hash_sram(struct cc_drvdata *drvdata)
}
if (large_sha_supported) {
- cc_set_sram_desc((u32 *)cc_sha384_init, sram_buff_ofs,
- (ARRAY_SIZE(cc_sha384_init) * 2), larval_seq,
+ cc_set_sram_desc(cc_sha384_init, sram_buff_ofs,
+ ARRAY_SIZE(cc_sha384_init), larval_seq,
&larval_seq_len);
rc = send_request_init(drvdata, larval_seq, larval_seq_len);
if (rc)
@@ -1957,8 +1964,8 @@ int cc_init_hash_sram(struct cc_drvdata *drvdata)
sram_buff_ofs += sizeof(cc_sha384_init);
larval_seq_len = 0;
- cc_set_sram_desc((u32 *)cc_sha512_init, sram_buff_ofs,
- (ARRAY_SIZE(cc_sha512_init) * 2), larval_seq,
+ cc_set_sram_desc(cc_sha512_init, sram_buff_ofs,
+ ARRAY_SIZE(cc_sha512_init), larval_seq,
&larval_seq_len);
rc = send_request_init(drvdata, larval_seq, larval_seq_len);
if (rc)
@@ -1969,28 +1976,6 @@ int cc_init_hash_sram(struct cc_drvdata *drvdata)
return rc;
}
-static void __init cc_swap_dwords(u32 *buf, unsigned long size)
-{
- int i;
- u32 tmp;
-
- for (i = 0; i < size; i += 2) {
- tmp = buf[i];
- buf[i] = buf[i + 1];
- buf[i + 1] = tmp;
- }
-}
-
-/*
- * Due to the way the HW works we need to swap every
- * double word in the SHA384 and SHA512 larval hashes
- */
-void __init cc_hash_global_init(void)
-{
- cc_swap_dwords((u32 *)&cc_sha384_init, (ARRAY_SIZE(cc_sha384_init) * 2));
- cc_swap_dwords((u32 *)&cc_sha512_init, (ARRAY_SIZE(cc_sha512_init) * 2));
-}
-
int cc_hash_alloc(struct cc_drvdata *drvdata)
{
struct cc_hash_handle *hash_handle;
diff --git a/drivers/crypto/ccree/cc_hash.h b/drivers/crypto/ccree/cc_hash.h
index 0d6dc61..3dbd0ab 100644
--- a/drivers/crypto/ccree/cc_hash.h
+++ b/drivers/crypto/ccree/cc_hash.h
@@ -104,6 +104,4 @@ cc_digest_len_addr(void *drvdata, u32 mode);
*/
cc_sram_addr_t cc_larval_digest_addr(void *drvdata, u32 mode);
-void cc_hash_global_init(void);
-
#endif /*__CC_HASH_H__*/
diff --git a/drivers/crypto/img-hash.c b/drivers/crypto/img-hash.c
index fe4cc8b..17cc44f 100644
--- a/drivers/crypto/img-hash.c
+++ b/drivers/crypto/img-hash.c
@@ -356,12 +356,16 @@ static int img_hash_dma_init(struct img_hash_dev *hdev)
static void img_hash_dma_task(unsigned long d)
{
struct img_hash_dev *hdev = (struct img_hash_dev *)d;
- struct img_hash_request_ctx *ctx = ahash_request_ctx(hdev->req);
+ struct img_hash_request_ctx *ctx;
u8 *addr;
size_t nbytes, bleft, wsend, len, tbc;
struct scatterlist tsg;
- if (!hdev->req || !ctx->sg)
+ if (!hdev->req)
+ return;
+
+ ctx = ahash_request_ctx(hdev->req);
+ if (!ctx->sg)
return;
addr = sg_virt(ctx->sg);
diff --git a/drivers/crypto/n2_core.c b/drivers/crypto/n2_core.c
index dc15b06..80127344 100644
--- a/drivers/crypto/n2_core.c
+++ b/drivers/crypto/n2_core.c
@@ -1278,6 +1278,7 @@ struct n2_hash_tmpl {
const u32 *hash_init;
u8 hw_op_hashsz;
u8 digest_size;
+ u8 statesize;
u8 block_size;
u8 auth_type;
u8 hmac_type;
@@ -1309,6 +1310,7 @@ static const struct n2_hash_tmpl hash_tmpls[] = {
.hmac_type = AUTH_TYPE_HMAC_MD5,
.hw_op_hashsz = MD5_DIGEST_SIZE,
.digest_size = MD5_DIGEST_SIZE,
+ .statesize = sizeof(struct md5_state),
.block_size = MD5_HMAC_BLOCK_SIZE },
{ .name = "sha1",
.hash_zero = sha1_zero_message_hash,
@@ -1317,6 +1319,7 @@ static const struct n2_hash_tmpl hash_tmpls[] = {
.hmac_type = AUTH_TYPE_HMAC_SHA1,
.hw_op_hashsz = SHA1_DIGEST_SIZE,
.digest_size = SHA1_DIGEST_SIZE,
+ .statesize = sizeof(struct sha1_state),
.block_size = SHA1_BLOCK_SIZE },
{ .name = "sha256",
.hash_zero = sha256_zero_message_hash,
@@ -1325,6 +1328,7 @@ static const struct n2_hash_tmpl hash_tmpls[] = {
.hmac_type = AUTH_TYPE_HMAC_SHA256,
.hw_op_hashsz = SHA256_DIGEST_SIZE,
.digest_size = SHA256_DIGEST_SIZE,
+ .statesize = sizeof(struct sha256_state),
.block_size = SHA256_BLOCK_SIZE },
{ .name = "sha224",
.hash_zero = sha224_zero_message_hash,
@@ -1333,6 +1337,7 @@ static const struct n2_hash_tmpl hash_tmpls[] = {
.hmac_type = AUTH_TYPE_RESERVED,
.hw_op_hashsz = SHA256_DIGEST_SIZE,
.digest_size = SHA224_DIGEST_SIZE,
+ .statesize = sizeof(struct sha256_state),
.block_size = SHA224_BLOCK_SIZE },
};
#define NUM_HASH_TMPLS ARRAY_SIZE(hash_tmpls)
@@ -1474,6 +1479,7 @@ static int __n2_register_one_ahash(const struct n2_hash_tmpl *tmpl)
halg = &ahash->halg;
halg->digestsize = tmpl->digest_size;
+ halg->statesize = tmpl->statesize;
base = &halg->base;
snprintf(base->cra_name, CRYPTO_MAX_ALG_NAME, "%s", tmpl->name);
diff --git a/drivers/crypto/omap-sham.c b/drivers/crypto/omap-sham.c
index f8a1465..dbab9e3 100644
--- a/drivers/crypto/omap-sham.c
+++ b/drivers/crypto/omap-sham.c
@@ -2141,7 +2141,7 @@ static int omap_sham_probe(struct platform_device *pdev)
pm_runtime_enable(dev);
pm_runtime_irq_safe(dev);
- err = pm_runtime_get_sync(dev);
+ err = pm_runtime_resume_and_get(dev);
if (err < 0) {
dev_err(dev, "failed to get sync: %d\n", err);
goto err_pm;
diff --git a/drivers/devfreq/devfreq.c b/drivers/devfreq/devfreq.c
index c79652e..f5ad9b9 100644
--- a/drivers/devfreq/devfreq.c
+++ b/drivers/devfreq/devfreq.c
@@ -603,8 +603,7 @@ static void devfreq_dev_release(struct device *dev)
* @dev: the device to add devfreq feature.
* @profile: device-specific profile to run devfreq.
* @governor_name: name of the policy to choose frequency.
- * @data: private data for the governor. The devfreq framework does not
- * touch this value.
+ * @data: devfreq driver pass to governors, governor should not change it.
*/
struct devfreq *devfreq_add_device(struct device *dev,
struct devfreq_dev_profile *profile,
@@ -788,8 +787,7 @@ static void devm_devfreq_dev_release(struct device *dev, void *res)
* @dev: the device to add devfreq feature.
* @profile: device-specific profile to run devfreq.
* @governor_name: name of the policy to choose frequency.
- * @data: private data for the governor. The devfreq framework does not
- * touch this value.
+ * @data: devfreq driver pass to governors, governor should not change it.
*
* This function manages automatically the memory of devfreq device using device
* resource management and simplify the free operation for memory of devfreq
diff --git a/drivers/devfreq/governor_userspace.c b/drivers/devfreq/governor_userspace.c
index af94942..a3ae4dc 100644
--- a/drivers/devfreq/governor_userspace.c
+++ b/drivers/devfreq/governor_userspace.c
@@ -21,7 +21,7 @@ struct userspace_data {
static int devfreq_userspace_func(struct devfreq *df, unsigned long *freq)
{
- struct userspace_data *data = df->data;
+ struct userspace_data *data = df->governor_data;
if (data->valid)
*freq = data->user_frequency;
@@ -40,7 +40,7 @@ static ssize_t store_freq(struct device *dev, struct device_attribute *attr,
int err = 0;
mutex_lock(&devfreq->lock);
- data = devfreq->data;
+ data = devfreq->governor_data;
sscanf(buf, "%lu", &wanted);
data->user_frequency = wanted;
@@ -60,7 +60,7 @@ static ssize_t show_freq(struct device *dev, struct device_attribute *attr,
int err = 0;
mutex_lock(&devfreq->lock);
- data = devfreq->data;
+ data = devfreq->governor_data;
if (data->valid)
err = sprintf(buf, "%lu\n", data->user_frequency);
@@ -91,7 +91,7 @@ static int userspace_init(struct devfreq *devfreq)
goto out;
}
data->valid = false;
- devfreq->data = data;
+ devfreq->governor_data = data;
err = sysfs_create_group(&devfreq->dev.kobj, &dev_attr_group);
out:
@@ -107,8 +107,8 @@ static void userspace_exit(struct devfreq *devfreq)
if (devfreq->dev.kobj.sd)
sysfs_remove_group(&devfreq->dev.kobj, &dev_attr_group);
- kfree(devfreq->data);
- devfreq->data = NULL;
+ kfree(devfreq->governor_data);
+ devfreq->governor_data = NULL;
}
static int devfreq_userspace_handler(struct devfreq *devfreq,
diff --git a/drivers/dio/dio.c b/drivers/dio/dio.c
index c9aa15f..d07bceb 100644
--- a/drivers/dio/dio.c
+++ b/drivers/dio/dio.c
@@ -110,6 +110,12 @@ static char dio_no_name[] = { 0 };
#endif /* CONFIG_DIO_CONSTANTS */
+static void dio_dev_release(struct device *dev)
+{
+ struct dio_dev *ddev = container_of(dev, typeof(struct dio_dev), dev);
+ kfree(ddev);
+}
+
int __init dio_find(int deviceid)
{
/* Called to find a DIO device before the full bus scan has run.
@@ -222,6 +228,7 @@ static int __init dio_init(void)
dev->bus = &dio_bus;
dev->dev.parent = &dio_bus.dev;
dev->dev.bus = &dio_bus_type;
+ dev->dev.release = dio_dev_release;
dev->scode = scode;
dev->resource.start = pa;
dev->resource.end = pa + DIO_SIZE(scode, va);
@@ -249,6 +256,7 @@ static int __init dio_init(void)
if (error) {
pr_err("DIO: Error registering device %s\n",
dev->name);
+ put_device(&dev->dev);
continue;
}
error = dio_create_sysfs_dev_files(dev);
diff --git a/drivers/edac/edac_device.c b/drivers/edac/edac_device.c
index 65cf2b9..93d6e63 100644
--- a/drivers/edac/edac_device.c
+++ b/drivers/edac/edac_device.c
@@ -424,17 +424,16 @@ static void edac_device_workq_teardown(struct edac_device_ctl_info *edac_dev)
* Then restart the workq on the new delay
*/
void edac_device_reset_delay_period(struct edac_device_ctl_info *edac_dev,
- unsigned long value)
+ unsigned long msec)
{
- unsigned long jiffs = msecs_to_jiffies(value);
+ edac_dev->poll_msec = msec;
+ edac_dev->delay = msecs_to_jiffies(msec);
- if (value == 1000)
- jiffs = round_jiffies_relative(value);
-
- edac_dev->poll_msec = value;
- edac_dev->delay = jiffs;
-
- edac_mod_work(&edac_dev->work, jiffs);
+ /* See comment in edac_device_workq_setup() above */
+ if (edac_dev->poll_msec == 1000)
+ edac_mod_work(&edac_dev->work, round_jiffies_relative(edac_dev->delay));
+ else
+ edac_mod_work(&edac_dev->work, edac_dev->delay);
}
int edac_device_alloc_index(void)
diff --git a/drivers/edac/edac_module.h b/drivers/edac/edac_module.h
index 388427d..2369a56 100644
--- a/drivers/edac/edac_module.h
+++ b/drivers/edac/edac_module.h
@@ -57,7 +57,7 @@ bool edac_stop_work(struct delayed_work *work);
bool edac_mod_work(struct delayed_work *work, unsigned long delay);
extern void edac_device_reset_delay_period(struct edac_device_ctl_info
- *edac_dev, unsigned long value);
+ *edac_dev, unsigned long msec);
extern void edac_mc_reset_delay_period(unsigned long value);
extern void *edac_align_ptr(void **p, unsigned size, int n_elems);
diff --git a/drivers/edac/i10nm_base.c b/drivers/edac/i10nm_base.c
index 2957692..a887c33 100644
--- a/drivers/edac/i10nm_base.c
+++ b/drivers/edac/i10nm_base.c
@@ -53,11 +53,10 @@ static struct pci_dev *pci_get_dev_wrapper(int dom, unsigned int bus,
if (unlikely(pci_enable_device(pdev) < 0)) {
edac_dbg(2, "Failed to enable device %02x:%02x.%x\n",
bus, dev, fun);
+ pci_dev_put(pdev);
return NULL;
}
- pci_dev_get(pdev);
-
return pdev;
}
diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c
index ac9fb33..eb98018 100644
--- a/drivers/firmware/efi/efi.c
+++ b/drivers/firmware/efi/efi.c
@@ -345,8 +345,8 @@ static int __init efisubsys_init(void)
efi_kobj = kobject_create_and_add("efi", firmware_kobj);
if (!efi_kobj) {
pr_err("efi: Firmware registration failed.\n");
- destroy_workqueue(efi_rts_wq);
- return -ENOMEM;
+ error = -ENOMEM;
+ goto err_destroy_wq;
}
error = generic_ops_register();
@@ -382,7 +382,10 @@ static int __init efisubsys_init(void)
generic_ops_unregister();
err_put:
kobject_put(efi_kobj);
- destroy_workqueue(efi_rts_wq);
+err_destroy_wq:
+ if (efi_rts_wq)
+ destroy_workqueue(efi_rts_wq);
+
return error;
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c
index b1172d9..ba60498 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c
@@ -313,6 +313,7 @@ static bool amdgpu_atrm_get_bios(struct amdgpu_device *adev)
if (!found)
return false;
+ pci_dev_put(pdev);
adev->bios = kmalloc(size, GFP_KERNEL);
if (!adev->bios) {
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
index 947e4fa..d499add 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
@@ -2894,7 +2894,8 @@ static int vega20_odn_edit_dpm_table(struct pp_hwmgr *hwmgr,
data->od8_settings.od8_settings_array;
OverDriveTable_t *od_table =
&(data->smc_state_table.overdrive_table);
- int32_t input_index, input_clk, input_vol, i;
+ int32_t input_clk, input_vol, i;
+ uint32_t input_index;
int od8_id;
int ret;
diff --git a/drivers/gpu/drm/drm_connector.c b/drivers/gpu/drm/drm_connector.c
index c0380c34..e262b1f 100644
--- a/drivers/gpu/drm/drm_connector.c
+++ b/drivers/gpu/drm/drm_connector.c
@@ -474,6 +474,9 @@ void drm_connector_cleanup(struct drm_connector *connector)
mutex_destroy(&connector->mutex);
memset(connector, 0, sizeof(*connector));
+
+ if (dev->registered)
+ drm_sysfs_hotplug_event(dev);
}
EXPORT_SYMBOL(drm_connector_cleanup);
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
index db35736d..8c6f975 100644
--- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
@@ -392,6 +392,12 @@ static void etnaviv_hw_identify(struct etnaviv_gpu *gpu)
if (gpu->identity.model == chipModel_GC700)
gpu->identity.features &= ~chipFeatures_FAST_CLEAR;
+ /* These models/revisions don't have the 2D pipe bit */
+ if ((gpu->identity.model == chipModel_GC500 &&
+ gpu->identity.revision <= 2) ||
+ gpu->identity.model == chipModel_GC300)
+ gpu->identity.features |= chipFeatures_PIPE_2D;
+
if ((gpu->identity.model == chipModel_GC500 &&
gpu->identity.revision < 2) ||
(gpu->identity.model == chipModel_GC300 &&
@@ -425,8 +431,9 @@ static void etnaviv_hw_identify(struct etnaviv_gpu *gpu)
gpu_read(gpu, VIVS_HI_CHIP_MINOR_FEATURE_5);
}
- /* GC600 idle register reports zero bits where modules aren't present */
- if (gpu->identity.model == chipModel_GC600)
+ /* GC600/300 idle register reports zero bits where modules aren't present */
+ if (gpu->identity.model == chipModel_GC600 ||
+ gpu->identity.model == chipModel_GC300)
gpu->idle_mask = VIVS_HI_IDLE_STATE_TX |
VIVS_HI_IDLE_STATE_RA |
VIVS_HI_IDLE_STATE_SE |
diff --git a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_rgb.c b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_rgb.c
index a92fd6c..8de9bc8 100644
--- a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_rgb.c
+++ b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_rgb.c
@@ -70,8 +70,9 @@ static int fsl_dcu_drm_connector_get_modes(struct drm_connector *connector)
return drm_panel_get_modes(fsl_connector->panel);
}
-static int fsl_dcu_drm_connector_mode_valid(struct drm_connector *connector,
- struct drm_display_mode *mode)
+static enum drm_mode_status
+fsl_dcu_drm_connector_mode_valid(struct drm_connector *connector,
+ struct drm_display_mode *mode)
{
if (mode->hdisplay & 0xf)
return MODE_ERROR;
diff --git a/drivers/gpu/drm/i915/gvt/scheduler.c b/drivers/gpu/drm/i915/gvt/scheduler.c
index 058dcd5..c1dc225 100644
--- a/drivers/gpu/drm/i915/gvt/scheduler.c
+++ b/drivers/gpu/drm/i915/gvt/scheduler.c
@@ -632,6 +632,7 @@ static int prepare_workload(struct intel_vgpu_workload *workload)
if (workload->shadow_mm->type != INTEL_GVT_MM_PPGTT ||
!workload->shadow_mm->ppgtt_mm.shadowed) {
+ intel_vgpu_unpin_mm(workload->shadow_mm);
gvt_vgpu_err("workload shadow ppgtt isn't ready\n");
return -EINVAL;
}
diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c b/drivers/gpu/drm/mediatek/mtk_dpi.c
index 4a64d8a..7c68a39 100644
--- a/drivers/gpu/drm/mediatek/mtk_dpi.c
+++ b/drivers/gpu/drm/mediatek/mtk_dpi.c
@@ -364,9 +364,6 @@ static void mtk_dpi_power_off(struct mtk_dpi *dpi)
if (--dpi->refcount != 0)
return;
- if (dpi->pinctrl && dpi->pins_gpio)
- pinctrl_select_state(dpi->pinctrl, dpi->pins_gpio);
-
mtk_dpi_disable(dpi);
clk_disable_unprepare(dpi->pixel_clk);
clk_disable_unprepare(dpi->engine_clk);
@@ -391,9 +388,6 @@ static int mtk_dpi_power_on(struct mtk_dpi *dpi)
goto err_pixel;
}
- if (dpi->pinctrl && dpi->pins_dpi)
- pinctrl_select_state(dpi->pinctrl, dpi->pins_dpi);
-
return 0;
err_pixel:
@@ -529,12 +523,18 @@ static void mtk_dpi_encoder_disable(struct drm_encoder *encoder)
struct mtk_dpi *dpi = mtk_dpi_from_encoder(encoder);
mtk_dpi_power_off(dpi);
+
+ if (dpi->pinctrl && dpi->pins_gpio)
+ pinctrl_select_state(dpi->pinctrl, dpi->pins_gpio);
}
static void mtk_dpi_encoder_enable(struct drm_encoder *encoder)
{
struct mtk_dpi *dpi = mtk_dpi_from_encoder(encoder);
+ if (dpi->pinctrl && dpi->pins_dpi)
+ pinctrl_select_state(dpi->pinctrl, dpi->pins_dpi);
+
mtk_dpi_power_on(dpi);
mtk_dpi_set_display_mode(dpi, &dpi->mode);
mtk_dpi_enable(dpi);
diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.h b/drivers/gpu/drm/msm/adreno/adreno_gpu.h
index c7441fb..e1a8989 100644
--- a/drivers/gpu/drm/msm/adreno/adreno_gpu.h
+++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.h
@@ -47,11 +47,9 @@ enum {
ADRENO_FW_MAX,
};
-enum adreno_quirks {
- ADRENO_QUIRK_TWO_PASS_USE_WFI = 1,
- ADRENO_QUIRK_FAULT_DETECT_MASK = 2,
- ADRENO_QUIRK_LMLOADKILL_DISABLE = 3,
-};
+#define ADRENO_QUIRK_TWO_PASS_USE_WFI BIT(0)
+#define ADRENO_QUIRK_FAULT_DETECT_MASK BIT(1)
+#define ADRENO_QUIRK_LMLOADKILL_DISABLE BIT(2)
struct adreno_rev {
uint8_t core;
@@ -74,7 +72,7 @@ struct adreno_info {
const char *name;
const char *fw[ADRENO_FW_MAX];
uint32_t gmem;
- enum adreno_quirks quirks;
+ u64 quirks;
struct msm_gpu *(*init)(struct drm_device *dev);
const char *zapfw;
u32 inactive_period;
diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7701.c b/drivers/gpu/drm/panel/panel-sitronix-st7701.c
index 09c5d9a..638f605 100644
--- a/drivers/gpu/drm/panel/panel-sitronix-st7701.c
+++ b/drivers/gpu/drm/panel/panel-sitronix-st7701.c
@@ -392,7 +392,15 @@ static int st7701_dsi_probe(struct mipi_dsi_device *dsi)
st7701->dsi = dsi;
st7701->desc = desc;
- return mipi_dsi_attach(dsi);
+ ret = mipi_dsi_attach(dsi);
+ if (ret)
+ goto err_attach;
+
+ return 0;
+
+err_attach:
+ drm_panel_remove(&st7701->panel);
+ return ret;
}
static int st7701_dsi_remove(struct mipi_dsi_device *dsi)
diff --git a/drivers/gpu/drm/radeon/radeon_bios.c b/drivers/gpu/drm/radeon/radeon_bios.c
index 756a50e..8c8e13e 100644
--- a/drivers/gpu/drm/radeon/radeon_bios.c
+++ b/drivers/gpu/drm/radeon/radeon_bios.c
@@ -227,6 +227,7 @@ static bool radeon_atrm_get_bios(struct radeon_device *rdev)
if (!found)
return false;
+ pci_dev_put(pdev);
rdev->bios = kmalloc(size, GFP_KERNEL);
if (!rdev->bios) {
@@ -612,13 +613,14 @@ static bool radeon_acpi_vfct_bios(struct radeon_device *rdev)
acpi_size tbl_size;
UEFI_ACPI_VFCT *vfct;
unsigned offset;
+ bool r = false;
if (!ACPI_SUCCESS(acpi_get_table("VFCT", 1, &hdr)))
return false;
tbl_size = hdr->length;
if (tbl_size < sizeof(UEFI_ACPI_VFCT)) {
DRM_ERROR("ACPI VFCT table present but broken (too short #1)\n");
- return false;
+ goto out;
}
vfct = (UEFI_ACPI_VFCT *)hdr;
@@ -631,13 +633,13 @@ static bool radeon_acpi_vfct_bios(struct radeon_device *rdev)
offset += sizeof(VFCT_IMAGE_HEADER);
if (offset > tbl_size) {
DRM_ERROR("ACPI VFCT image header truncated\n");
- return false;
+ goto out;
}
offset += vhdr->ImageLength;
if (offset > tbl_size) {
DRM_ERROR("ACPI VFCT image truncated\n");
- return false;
+ goto out;
}
if (vhdr->ImageLength &&
@@ -649,15 +651,18 @@ static bool radeon_acpi_vfct_bios(struct radeon_device *rdev)
rdev->bios = kmemdup(&vbios->VbiosContent,
vhdr->ImageLength,
GFP_KERNEL);
+ if (rdev->bios)
+ r = true;
- if (!rdev->bios)
- return false;
- return true;
+ goto out;
}
}
DRM_ERROR("ACPI VFCT table present but broken (too short #2)\n");
- return false;
+
+out:
+ acpi_put_table(hdr);
+ return r;
}
#else
static inline bool radeon_acpi_vfct_bios(struct radeon_device *rdev)
diff --git a/drivers/gpu/drm/rockchip/cdn-dp-core.c b/drivers/gpu/drm/rockchip/cdn-dp-core.c
index 67dae13..2ea672f 100644
--- a/drivers/gpu/drm/rockchip/cdn-dp-core.c
+++ b/drivers/gpu/drm/rockchip/cdn-dp-core.c
@@ -563,7 +563,7 @@ static void cdn_dp_encoder_mode_set(struct drm_encoder *encoder,
video->v_sync_polarity = !!(mode->flags & DRM_MODE_FLAG_NVSYNC);
video->h_sync_polarity = !!(mode->flags & DRM_MODE_FLAG_NHSYNC);
- memcpy(&dp->mode, adjusted, sizeof(*mode));
+ drm_mode_copy(&dp->mode, adjusted);
}
static bool cdn_dp_check_link_status(struct cdn_dp_device *dp)
diff --git a/drivers/gpu/drm/rockchip/inno_hdmi.c b/drivers/gpu/drm/rockchip/inno_hdmi.c
index ed344a7..f2e2cc6 100644
--- a/drivers/gpu/drm/rockchip/inno_hdmi.c
+++ b/drivers/gpu/drm/rockchip/inno_hdmi.c
@@ -487,7 +487,7 @@ static void inno_hdmi_encoder_mode_set(struct drm_encoder *encoder,
inno_hdmi_setup(hdmi, adj_mode);
/* Store the display mode for plugin/DPMS poweron events */
- memcpy(&hdmi->previous_mode, adj_mode, sizeof(hdmi->previous_mode));
+ drm_mode_copy(&hdmi->previous_mode, adj_mode);
}
static void inno_hdmi_encoder_enable(struct drm_encoder *encoder)
diff --git a/drivers/gpu/drm/rockchip/rk3066_hdmi.c b/drivers/gpu/drm/rockchip/rk3066_hdmi.c
index 85fc5f0..4a81c5c 100644
--- a/drivers/gpu/drm/rockchip/rk3066_hdmi.c
+++ b/drivers/gpu/drm/rockchip/rk3066_hdmi.c
@@ -382,7 +382,7 @@ rk3066_hdmi_encoder_mode_set(struct drm_encoder *encoder,
struct rk3066_hdmi *hdmi = to_rk3066_hdmi(encoder);
/* Store the display mode for plugin/DPMS poweron events. */
- memcpy(&hdmi->previous_mode, adj_mode, sizeof(hdmi->previous_mode));
+ drm_mode_copy(&hdmi->previous_mode, adj_mode);
}
static void rk3066_hdmi_encoder_enable(struct drm_encoder *encoder)
diff --git a/drivers/gpu/drm/sti/sti_dvo.c b/drivers/gpu/drm/sti/sti_dvo.c
index e558701..d0f1384 100644
--- a/drivers/gpu/drm/sti/sti_dvo.c
+++ b/drivers/gpu/drm/sti/sti_dvo.c
@@ -287,7 +287,7 @@ static void sti_dvo_set_mode(struct drm_bridge *bridge,
DRM_DEBUG_DRIVER("\n");
- memcpy(&dvo->mode, mode, sizeof(struct drm_display_mode));
+ drm_mode_copy(&dvo->mode, mode);
/* According to the path used (main or aux), the dvo clocks should
* have a different parent clock. */
@@ -345,8 +345,9 @@ static int sti_dvo_connector_get_modes(struct drm_connector *connector)
#define CLK_TOLERANCE_HZ 50
-static int sti_dvo_connector_mode_valid(struct drm_connector *connector,
- struct drm_display_mode *mode)
+static enum drm_mode_status
+sti_dvo_connector_mode_valid(struct drm_connector *connector,
+ struct drm_display_mode *mode)
{
int target = mode->clock * 1000;
int target_min = target - CLK_TOLERANCE_HZ;
diff --git a/drivers/gpu/drm/sti/sti_hda.c b/drivers/gpu/drm/sti/sti_hda.c
index 94e404f1..b321e55 100644
--- a/drivers/gpu/drm/sti/sti_hda.c
+++ b/drivers/gpu/drm/sti/sti_hda.c
@@ -522,7 +522,7 @@ static void sti_hda_set_mode(struct drm_bridge *bridge,
DRM_DEBUG_DRIVER("\n");
- memcpy(&hda->mode, mode, sizeof(struct drm_display_mode));
+ drm_mode_copy(&hda->mode, mode);
if (!hda_get_mode_idx(hda->mode, &mode_idx)) {
DRM_ERROR("Undefined mode\n");
@@ -600,8 +600,9 @@ static int sti_hda_connector_get_modes(struct drm_connector *connector)
#define CLK_TOLERANCE_HZ 50
-static int sti_hda_connector_mode_valid(struct drm_connector *connector,
- struct drm_display_mode *mode)
+static enum drm_mode_status
+sti_hda_connector_mode_valid(struct drm_connector *connector,
+ struct drm_display_mode *mode)
{
int target = mode->clock * 1000;
int target_min = target - CLK_TOLERANCE_HZ;
diff --git a/drivers/gpu/drm/sti/sti_hdmi.c b/drivers/gpu/drm/sti/sti_hdmi.c
index 9862c32..c5547fe 100644
--- a/drivers/gpu/drm/sti/sti_hdmi.c
+++ b/drivers/gpu/drm/sti/sti_hdmi.c
@@ -933,7 +933,7 @@ static void sti_hdmi_set_mode(struct drm_bridge *bridge,
DRM_DEBUG_DRIVER("\n");
/* Copy the drm display mode in the connector local structure */
- memcpy(&hdmi->mode, mode, sizeof(struct drm_display_mode));
+ drm_mode_copy(&hdmi->mode, mode);
/* Update clock framerate according to the selected mode */
ret = clk_set_rate(hdmi->clk_pix, mode->clock * 1000);
@@ -996,8 +996,9 @@ static int sti_hdmi_connector_get_modes(struct drm_connector *connector)
#define CLK_TOLERANCE_HZ 50
-static int sti_hdmi_connector_mode_valid(struct drm_connector *connector,
- struct drm_display_mode *mode)
+static enum drm_mode_status
+sti_hdmi_connector_mode_valid(struct drm_connector *connector,
+ struct drm_display_mode *mode)
{
int target = mode->clock * 1000;
int target_min = target - CLK_TOLERANCE_HZ;
diff --git a/drivers/gpu/drm/tegra/dc.c b/drivers/gpu/drm/tegra/dc.c
index c410221..923899b 100644
--- a/drivers/gpu/drm/tegra/dc.c
+++ b/drivers/gpu/drm/tegra/dc.c
@@ -2458,8 +2458,10 @@ static int tegra_dc_probe(struct platform_device *pdev)
usleep_range(2000, 4000);
err = reset_control_assert(dc->rst);
- if (err < 0)
+ if (err < 0) {
+ clk_disable_unprepare(dc->clk);
return err;
+ }
usleep_range(2000, 4000);
diff --git a/drivers/gpu/drm/virtio/virtgpu_ioctl.c b/drivers/gpu/drm/virtio/virtgpu_ioctl.c
index 0a88ef1..5ae132e 100644
--- a/drivers/gpu/drm/virtio/virtgpu_ioctl.c
+++ b/drivers/gpu/drm/virtio/virtgpu_ioctl.c
@@ -327,10 +327,18 @@ static int virtio_gpu_resource_create_ioctl(struct drm_device *dev, void *data,
drm_gem_object_release(obj);
return ret;
}
- drm_gem_object_put_unlocked(obj);
rc->res_handle = qobj->hw_res_handle; /* similiar to a VM address */
rc->bo_handle = handle;
+
+ /*
+ * The handle owns the reference now. But we must drop our
+ * remaining reference *after* we no longer need to dereference
+ * the obj. Otherwise userspace could guess the handle and
+ * race closing it from another thread.
+ */
+ drm_gem_object_put_unlocked(obj);
+
return 0;
}
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index 0b800c3..2492d3a 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -182,7 +182,8 @@ void vmw_kms_cursor_snoop(struct vmw_surface *srf,
if (cmd->dma.guest.ptr.offset % PAGE_SIZE ||
box->x != 0 || box->y != 0 || box->z != 0 ||
box->srcx != 0 || box->srcy != 0 || box->srcz != 0 ||
- box->d != 1 || box_count != 1) {
+ box->d != 1 || box_count != 1 ||
+ box->w > 64 || box->h > 64) {
/* TODO handle none page aligned offsets */
/* TODO handle more dst & src != 0 */
/* TODO handle more then one copy */
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 7a11c7a..bedbac7 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -943,7 +943,10 @@
#define USB_DEVICE_ID_ORTEK_IHOME_IMAC_A210S 0x8003
#define USB_VENDOR_ID_PLANTRONICS 0x047f
+#define USB_DEVICE_ID_PLANTRONICS_BLACKWIRE_3210_SERIES 0xc055
#define USB_DEVICE_ID_PLANTRONICS_BLACKWIRE_3220_SERIES 0xc056
+#define USB_DEVICE_ID_PLANTRONICS_BLACKWIRE_3215_SERIES 0xc057
+#define USB_DEVICE_ID_PLANTRONICS_BLACKWIRE_3225_SERIES 0xc058
#define USB_VENDOR_ID_PANASONIC 0x04da
#define USB_DEVICE_ID_PANABOARD_UBT780 0x1044
@@ -1146,7 +1149,9 @@
#define USB_DEVICE_ID_SYNAPTICS_DELL_K12A 0x2819
#define USB_DEVICE_ID_SYNAPTICS_ACER_SWITCH5_012 0x2968
#define USB_DEVICE_ID_SYNAPTICS_TP_V103 0x5710
+#define USB_DEVICE_ID_SYNAPTICS_ACER_ONE_S1002 0x73f4
#define USB_DEVICE_ID_SYNAPTICS_ACER_ONE_S1003 0x73f5
+#define USB_DEVICE_ID_SYNAPTICS_ACER_SWITCH5_017 0x73f6
#define USB_DEVICE_ID_SYNAPTICS_ACER_SWITCH5 0x81a7
#define USB_VENDOR_ID_TEXAS_INSTRUMENTS 0x2047
diff --git a/drivers/hid/hid-ite.c b/drivers/hid/hid-ite.c
index 742c052..b8cce9c 100644
--- a/drivers/hid/hid-ite.c
+++ b/drivers/hid/hid-ite.c
@@ -18,10 +18,21 @@ static __u8 *ite_report_fixup(struct hid_device *hdev, __u8 *rdesc, unsigned int
unsigned long quirks = (unsigned long)hid_get_drvdata(hdev);
if (quirks & QUIRK_TOUCHPAD_ON_OFF_REPORT) {
+ /* For Acer Aspire Switch 10 SW5-012 keyboard-dock */
if (*rsize == 188 && rdesc[162] == 0x81 && rdesc[163] == 0x02) {
- hid_info(hdev, "Fixing up ITE keyboard report descriptor\n");
+ hid_info(hdev, "Fixing up Acer Sw5-012 ITE keyboard report descriptor\n");
rdesc[163] = HID_MAIN_ITEM_RELATIVE;
}
+ /* For Acer One S1002/S1003 keyboard-dock */
+ if (*rsize == 188 && rdesc[185] == 0x81 && rdesc[186] == 0x02) {
+ hid_info(hdev, "Fixing up Acer S1002/S1003 ITE keyboard report descriptor\n");
+ rdesc[186] = HID_MAIN_ITEM_RELATIVE;
+ }
+ /* For Acer Aspire Switch 10E (SW3-016) keyboard-dock */
+ if (*rsize == 210 && rdesc[184] == 0x81 && rdesc[185] == 0x02) {
+ hid_info(hdev, "Fixing up Acer Aspire Switch 10E (SW3-016) ITE keyboard report descriptor\n");
+ rdesc[185] = HID_MAIN_ITEM_RELATIVE;
+ }
}
return rdesc;
@@ -103,7 +114,18 @@ static const struct hid_device_id ite_devices[] = {
/* ITE8910 USB kbd ctlr, with Synaptics touchpad connected to it. */
{ HID_DEVICE(BUS_USB, HID_GROUP_GENERIC,
USB_VENDOR_ID_SYNAPTICS,
- USB_DEVICE_ID_SYNAPTICS_ACER_ONE_S1003) },
+ USB_DEVICE_ID_SYNAPTICS_ACER_ONE_S1002),
+ .driver_data = QUIRK_TOUCHPAD_ON_OFF_REPORT },
+ /* ITE8910 USB kbd ctlr, with Synaptics touchpad connected to it. */
+ { HID_DEVICE(BUS_USB, HID_GROUP_GENERIC,
+ USB_VENDOR_ID_SYNAPTICS,
+ USB_DEVICE_ID_SYNAPTICS_ACER_ONE_S1003),
+ .driver_data = QUIRK_TOUCHPAD_ON_OFF_REPORT },
+ /* ITE8910 USB kbd ctlr, with Synaptics touchpad connected to it. */
+ { HID_DEVICE(BUS_USB, HID_GROUP_GENERIC,
+ USB_VENDOR_ID_SYNAPTICS,
+ USB_DEVICE_ID_SYNAPTICS_ACER_SWITCH5_017),
+ .driver_data = QUIRK_TOUCHPAD_ON_OFF_REPORT },
{ }
};
MODULE_DEVICE_TABLE(hid, ite_devices);
diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
index 463a8de..9db3276 100644
--- a/drivers/hid/hid-multitouch.c
+++ b/drivers/hid/hid-multitouch.c
@@ -1953,6 +1953,10 @@ static const struct hid_device_id mt_devices[] = {
HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8,
USB_VENDOR_ID_ELAN, 0x313a) },
+ { .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT,
+ HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8,
+ USB_VENDOR_ID_ELAN, 0x3148) },
+
/* Elitegroup panel */
{ .driver_data = MT_CLS_SERIAL,
MT_USB_DEVICE(USB_VENDOR_ID_ELITEGROUP,
diff --git a/drivers/hid/hid-plantronics.c b/drivers/hid/hid-plantronics.c
index e81b7ce..3d414ae 100644
--- a/drivers/hid/hid-plantronics.c
+++ b/drivers/hid/hid-plantronics.c
@@ -199,8 +199,17 @@ static int plantronics_probe(struct hid_device *hdev,
static const struct hid_device_id plantronics_devices[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_PLANTRONICS,
+ USB_DEVICE_ID_PLANTRONICS_BLACKWIRE_3210_SERIES),
+ .driver_data = PLT_QUIRK_DOUBLE_VOLUME_KEYS },
+ { HID_USB_DEVICE(USB_VENDOR_ID_PLANTRONICS,
USB_DEVICE_ID_PLANTRONICS_BLACKWIRE_3220_SERIES),
.driver_data = PLT_QUIRK_DOUBLE_VOLUME_KEYS },
+ { HID_USB_DEVICE(USB_VENDOR_ID_PLANTRONICS,
+ USB_DEVICE_ID_PLANTRONICS_BLACKWIRE_3215_SERIES),
+ .driver_data = PLT_QUIRK_DOUBLE_VOLUME_KEYS },
+ { HID_USB_DEVICE(USB_VENDOR_ID_PLANTRONICS,
+ USB_DEVICE_ID_PLANTRONICS_BLACKWIRE_3225_SERIES),
+ .driver_data = PLT_QUIRK_DOUBLE_VOLUME_KEYS },
{ HID_USB_DEVICE(USB_VENDOR_ID_PLANTRONICS, HID_ANY_ID) },
{ }
};
diff --git a/drivers/hid/hid-sensor-custom.c b/drivers/hid/hid-sensor-custom.c
index fb827c2..825f011 100644
--- a/drivers/hid/hid-sensor-custom.c
+++ b/drivers/hid/hid-sensor-custom.c
@@ -59,7 +59,7 @@ struct hid_sensor_sample {
u32 raw_len;
} __packed;
-static struct attribute hid_custom_attrs[] = {
+static struct attribute hid_custom_attrs[HID_CUSTOM_TOTAL_ATTRS] = {
{.name = "name", .mode = S_IRUGO},
{.name = "units", .mode = S_IRUGO},
{.name = "unit-expo", .mode = S_IRUGO},
diff --git a/drivers/hid/hid-uclogic-core.c b/drivers/hid/hid-uclogic-core.c
index 4edb241..e4811d3 100644
--- a/drivers/hid/hid-uclogic-core.c
+++ b/drivers/hid/hid-uclogic-core.c
@@ -172,6 +172,7 @@ static int uclogic_probe(struct hid_device *hdev,
* than the pen, so use QUIRK_MULTI_INPUT for all tablets.
*/
hdev->quirks |= HID_QUIRK_MULTI_INPUT;
+ hdev->quirks |= HID_QUIRK_HIDINPUT_FORCE;
/* Allocate and assign driver data */
drvdata = devm_kzalloc(&hdev->dev, sizeof(*drvdata), GFP_KERNEL);
diff --git a/drivers/hid/wacom_sys.c b/drivers/hid/wacom_sys.c
index 4dbf690..b42785f 100644
--- a/drivers/hid/wacom_sys.c
+++ b/drivers/hid/wacom_sys.c
@@ -160,6 +160,9 @@ static int wacom_raw_event(struct hid_device *hdev, struct hid_report *report,
{
struct wacom *wacom = hid_get_drvdata(hdev);
+ if (wacom->wacom_wac.features.type == BOOTLOADER)
+ return 0;
+
if (size > WACOM_PKGLEN_MAX)
return 1;
@@ -2786,6 +2789,11 @@ static int wacom_probe(struct hid_device *hdev,
return error;
}
+ if (features->type == BOOTLOADER) {
+ hid_warn(hdev, "Using device in hidraw-only mode");
+ return hid_hw_start(hdev, HID_CONNECT_HIDRAW);
+ }
+
error = wacom_parse_and_register(wacom, false);
if (error)
return error;
diff --git a/drivers/hid/wacom_wac.c b/drivers/hid/wacom_wac.c
index c3dff75..aa477a4 100644
--- a/drivers/hid/wacom_wac.c
+++ b/drivers/hid/wacom_wac.c
@@ -4782,6 +4782,9 @@ static const struct wacom_features wacom_features_0x3c8 =
static const struct wacom_features wacom_features_HID_ANY_ID =
{ "Wacom HID", .type = HID_GENERIC, .oVid = HID_ANY_ID, .oPid = HID_ANY_ID };
+static const struct wacom_features wacom_features_0x94 =
+ { "Wacom Bootloader", .type = BOOTLOADER };
+
#define USB_DEVICE_WACOM(prod) \
HID_DEVICE(BUS_USB, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
.driver_data = (kernel_ulong_t)&wacom_features_##prod
@@ -4855,6 +4858,7 @@ const struct hid_device_id wacom_ids[] = {
{ USB_DEVICE_WACOM(0x84) },
{ USB_DEVICE_WACOM(0x90) },
{ USB_DEVICE_WACOM(0x93) },
+ { USB_DEVICE_WACOM(0x94) },
{ USB_DEVICE_WACOM(0x97) },
{ USB_DEVICE_WACOM(0x9A) },
{ USB_DEVICE_WACOM(0x9F) },
diff --git a/drivers/hid/wacom_wac.h b/drivers/hid/wacom_wac.h
index 8dea7cb..ca172ef 100644
--- a/drivers/hid/wacom_wac.h
+++ b/drivers/hid/wacom_wac.h
@@ -242,6 +242,7 @@ enum {
MTTPC,
MTTPC_B,
HID_GENERIC,
+ BOOTLOADER,
MAX_TYPE
};
diff --git a/drivers/hsi/controllers/omap_ssi_core.c b/drivers/hsi/controllers/omap_ssi_core.c
index 5aa6955..329889b 100644
--- a/drivers/hsi/controllers/omap_ssi_core.c
+++ b/drivers/hsi/controllers/omap_ssi_core.c
@@ -502,8 +502,10 @@ static int ssi_probe(struct platform_device *pd)
platform_set_drvdata(pd, ssi);
err = ssi_add_controller(ssi, pd);
- if (err < 0)
+ if (err < 0) {
+ hsi_put_controller(ssi);
goto out1;
+ }
pm_runtime_enable(&pd->dev);
@@ -536,9 +538,9 @@ static int ssi_probe(struct platform_device *pd)
device_for_each_child(&pd->dev, NULL, ssi_remove_ports);
out2:
ssi_remove_controller(ssi);
+ pm_runtime_disable(&pd->dev);
out1:
platform_set_drvdata(pd, NULL);
- pm_runtime_disable(&pd->dev);
return err;
}
@@ -629,7 +631,13 @@ static int __init ssi_init(void) {
if (ret)
return ret;
- return platform_driver_register(&ssi_port_pdriver);
+ ret = platform_driver_register(&ssi_port_pdriver);
+ if (ret) {
+ platform_driver_unregister(&ssi_pdriver);
+ return ret;
+ }
+
+ return 0;
}
module_init(ssi_init);
diff --git a/drivers/i2c/busses/i2c-ismt.c b/drivers/i2c/busses/i2c-ismt.c
index 5332541..e69f792 100644
--- a/drivers/i2c/busses/i2c-ismt.c
+++ b/drivers/i2c/busses/i2c-ismt.c
@@ -506,6 +506,9 @@ static int ismt_access(struct i2c_adapter *adap, u16 addr,
if (read_write == I2C_SMBUS_WRITE) {
/* Block Write */
dev_dbg(dev, "I2C_SMBUS_BLOCK_DATA: WRITE\n");
+ if (data->block[0] < 1 || data->block[0] > I2C_SMBUS_BLOCK_MAX)
+ return -EINVAL;
+
dma_size = data->block[0] + 1;
dma_direction = DMA_TO_DEVICE;
desc->wr_len_cmd = dma_size;
diff --git a/drivers/i2c/busses/i2c-pxa-pci.c b/drivers/i2c/busses/i2c-pxa-pci.c
index f614cade..30e38bc 100644
--- a/drivers/i2c/busses/i2c-pxa-pci.c
+++ b/drivers/i2c/busses/i2c-pxa-pci.c
@@ -105,7 +105,7 @@ static int ce4100_i2c_probe(struct pci_dev *dev,
int i;
struct ce4100_devices *sds;
- ret = pci_enable_device_mem(dev);
+ ret = pcim_enable_device(dev);
if (ret)
return ret;
@@ -114,10 +114,8 @@ static int ce4100_i2c_probe(struct pci_dev *dev,
return -EINVAL;
}
sds = kzalloc(sizeof(*sds), GFP_KERNEL);
- if (!sds) {
- ret = -ENOMEM;
- goto err_mem;
- }
+ if (!sds)
+ return -ENOMEM;
for (i = 0; i < ARRAY_SIZE(sds->pdev); i++) {
sds->pdev[i] = add_i2c_device(dev, i);
@@ -133,8 +131,6 @@ static int ce4100_i2c_probe(struct pci_dev *dev,
err_dev_add:
kfree(sds);
-err_mem:
- pci_disable_device(dev);
return ret;
}
diff --git a/drivers/iio/adc/ad_sigma_delta.c b/drivers/iio/adc/ad_sigma_delta.c
index 2640b75..a2171c8 100644
--- a/drivers/iio/adc/ad_sigma_delta.c
+++ b/drivers/iio/adc/ad_sigma_delta.c
@@ -283,10 +283,10 @@ int ad_sigma_delta_single_conversion(struct iio_dev *indio_dev,
unsigned int data_reg;
int ret = 0;
- if (iio_buffer_enabled(indio_dev))
- return -EBUSY;
+ ret = iio_device_claim_direct_mode(indio_dev);
+ if (ret)
+ return ret;
- mutex_lock(&indio_dev->mlock);
ad_sigma_delta_set_channel(sigma_delta, chan->address);
spi_bus_lock(sigma_delta->spi->master);
@@ -325,7 +325,7 @@ int ad_sigma_delta_single_conversion(struct iio_dev *indio_dev,
ad_sigma_delta_set_mode(sigma_delta, AD_SD_MODE_IDLE);
sigma_delta->bus_locked = false;
spi_bus_unlock(sigma_delta->spi->master);
- mutex_unlock(&indio_dev->mlock);
+ iio_device_release_direct_mode(indio_dev);
if (ret)
return ret;
diff --git a/drivers/iio/adc/ti-adc128s052.c b/drivers/iio/adc/ti-adc128s052.c
index 4267d75..c1de80b 100644
--- a/drivers/iio/adc/ti-adc128s052.c
+++ b/drivers/iio/adc/ti-adc128s052.c
@@ -194,13 +194,13 @@ static int adc128_remove(struct spi_device *spi)
}
static const struct of_device_id adc128_of_match[] = {
- { .compatible = "ti,adc128s052", },
- { .compatible = "ti,adc122s021", },
- { .compatible = "ti,adc122s051", },
- { .compatible = "ti,adc122s101", },
- { .compatible = "ti,adc124s021", },
- { .compatible = "ti,adc124s051", },
- { .compatible = "ti,adc124s101", },
+ { .compatible = "ti,adc128s052", .data = (void*)0L, },
+ { .compatible = "ti,adc122s021", .data = (void*)1L, },
+ { .compatible = "ti,adc122s051", .data = (void*)1L, },
+ { .compatible = "ti,adc122s101", .data = (void*)1L, },
+ { .compatible = "ti,adc124s021", .data = (void*)2L, },
+ { .compatible = "ti,adc124s051", .data = (void*)2L, },
+ { .compatible = "ti,adc124s101", .data = (void*)2L, },
{ /* sentinel */ },
};
MODULE_DEVICE_TABLE(of, adc128_of_match);
diff --git a/drivers/infiniband/core/device.c b/drivers/infiniband/core/device.c
index 372ca53..a12ee8e 100644
--- a/drivers/infiniband/core/device.c
+++ b/drivers/infiniband/core/device.c
@@ -2796,8 +2796,8 @@ static int __init ib_core_init(void)
static void __exit ib_core_cleanup(void)
{
roce_gid_mgmt_cleanup();
- nldev_exit();
rdma_nl_unregister(RDMA_NL_LS);
+ nldev_exit();
unregister_pernet_device(&rdma_dev_net_ops);
unregister_blocking_lsm_notifier(&ibdev_lsm_nb);
ib_sa_cleanup();
diff --git a/drivers/infiniband/core/nldev.c b/drivers/infiniband/core/nldev.c
index 81b70f1..88c68d7 100644
--- a/drivers/infiniband/core/nldev.c
+++ b/drivers/infiniband/core/nldev.c
@@ -493,7 +493,7 @@ static int fill_res_cm_id_entry(struct sk_buff *msg, bool has_cap_net_admin,
struct rdma_cm_id *cm_id = &id_priv->id;
if (port && port != cm_id->port_num)
- return 0;
+ return -EAGAIN;
if (cm_id->port_num &&
nla_put_u32(msg, RDMA_NLDEV_ATTR_PORT_INDEX, cm_id->port_num))
@@ -694,6 +694,8 @@ static int fill_stat_counter_qps(struct sk_buff *msg,
int ret = 0;
table_attr = nla_nest_start(msg, RDMA_NLDEV_ATTR_RES_QP);
+ if (!table_attr)
+ return -EMSGSIZE;
rt = &counter->device->res[RDMA_RESTRACK_QP];
xa_lock(&rt->xa);
diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c
index d413daf..39cbb85 100644
--- a/drivers/infiniband/core/uverbs_cmd.c
+++ b/drivers/infiniband/core/uverbs_cmd.c
@@ -1952,7 +1952,7 @@ static int ib_uverbs_ex_modify_qp(struct uverbs_attr_bundle *attrs)
* Last bit is reserved for extending the attr_mask by
* using another field.
*/
- BUILD_BUG_ON(IB_USER_LAST_QP_ATTR_MASK == (1 << 31));
+ BUILD_BUG_ON(IB_USER_LAST_QP_ATTR_MASK == (1ULL << 31));
if (cmd.base.attr_mask &
~((IB_USER_LAST_QP_ATTR_MASK << 1) - 1))
diff --git a/drivers/infiniband/hw/hfi1/affinity.c b/drivers/infiniband/hw/hfi1/affinity.c
index 1aeea5d..832b878 100644
--- a/drivers/infiniband/hw/hfi1/affinity.c
+++ b/drivers/infiniband/hw/hfi1/affinity.c
@@ -218,6 +218,8 @@ int node_affinity_init(void)
for (node = 0; node < node_affinity.num_possible_nodes; node++)
hfi1_per_node_cntr[node] = 1;
+ pci_dev_put(dev);
+
return 0;
}
diff --git a/drivers/infiniband/hw/hfi1/firmware.c b/drivers/infiniband/hw/hfi1/firmware.c
index c090807..747ec08 100644
--- a/drivers/infiniband/hw/hfi1/firmware.c
+++ b/drivers/infiniband/hw/hfi1/firmware.c
@@ -1786,6 +1786,7 @@ int parse_platform_config(struct hfi1_devdata *dd)
if (!dd->platform_config.data) {
dd_dev_err(dd, "%s: Missing config file\n", __func__);
+ ret = -EINVAL;
goto bail;
}
ptr = (u32 *)dd->platform_config.data;
@@ -1794,6 +1795,7 @@ int parse_platform_config(struct hfi1_devdata *dd)
ptr++;
if (magic_num != PLATFORM_CONFIG_MAGIC_NUM) {
dd_dev_err(dd, "%s: Bad config file\n", __func__);
+ ret = -EINVAL;
goto bail;
}
@@ -1817,6 +1819,7 @@ int parse_platform_config(struct hfi1_devdata *dd)
if (file_length > dd->platform_config.size) {
dd_dev_info(dd, "%s:File claims to be larger than read size\n",
__func__);
+ ret = -EINVAL;
goto bail;
} else if (file_length < dd->platform_config.size) {
dd_dev_info(dd,
@@ -1837,6 +1840,7 @@ int parse_platform_config(struct hfi1_devdata *dd)
dd_dev_err(dd, "%s: Failed validation at offset %ld\n",
__func__, (ptr - (u32 *)
dd->platform_config.data));
+ ret = -EINVAL;
goto bail;
}
@@ -1883,6 +1887,7 @@ int parse_platform_config(struct hfi1_devdata *dd)
__func__, table_type,
(ptr - (u32 *)
dd->platform_config.data));
+ ret = -EINVAL;
goto bail; /* We don't trust this file now */
}
pcfgcache->config_tables[table_type].table = ptr;
@@ -1907,6 +1912,7 @@ int parse_platform_config(struct hfi1_devdata *dd)
__func__, table_type,
(ptr -
(u32 *)dd->platform_config.data));
+ ret = -EINVAL;
goto bail; /* We don't trust this file now */
}
pcfgcache->config_tables[table_type].table_metadata =
diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c
index 634f29cb..6edd30c 100644
--- a/drivers/infiniband/hw/mlx5/qp.c
+++ b/drivers/infiniband/hw/mlx5/qp.c
@@ -3890,6 +3890,40 @@ static int mlx5_ib_modify_dct(struct ib_qp *ibqp, struct ib_qp_attr *attr,
return err;
}
+static int validate_rd_atomic(struct mlx5_ib_dev *dev, struct ib_qp_attr *attr,
+ int attr_mask, enum ib_qp_type qp_type)
+{
+ int log_max_ra_res;
+ int log_max_ra_req;
+
+ if (qp_type == MLX5_IB_QPT_DCI) {
+ log_max_ra_res = 1 << MLX5_CAP_GEN(dev->mdev,
+ log_max_ra_res_dc);
+ log_max_ra_req = 1 << MLX5_CAP_GEN(dev->mdev,
+ log_max_ra_req_dc);
+ } else {
+ log_max_ra_res = 1 << MLX5_CAP_GEN(dev->mdev,
+ log_max_ra_res_qp);
+ log_max_ra_req = 1 << MLX5_CAP_GEN(dev->mdev,
+ log_max_ra_req_qp);
+ }
+
+ if (attr_mask & IB_QP_MAX_QP_RD_ATOMIC &&
+ attr->max_rd_atomic > log_max_ra_res) {
+ mlx5_ib_dbg(dev, "invalid max_rd_atomic value %d\n",
+ attr->max_rd_atomic);
+ return false;
+ }
+
+ if (attr_mask & IB_QP_MAX_DEST_RD_ATOMIC &&
+ attr->max_dest_rd_atomic > log_max_ra_req) {
+ mlx5_ib_dbg(dev, "invalid max_dest_rd_atomic value %d\n",
+ attr->max_dest_rd_atomic);
+ return false;
+ }
+ return true;
+}
+
int mlx5_ib_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
int attr_mask, struct ib_udata *udata)
{
@@ -3986,21 +4020,8 @@ int mlx5_ib_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
}
}
- if (attr_mask & IB_QP_MAX_QP_RD_ATOMIC &&
- attr->max_rd_atomic >
- (1 << MLX5_CAP_GEN(dev->mdev, log_max_ra_res_qp))) {
- mlx5_ib_dbg(dev, "invalid max_rd_atomic value %d\n",
- attr->max_rd_atomic);
+ if (!validate_rd_atomic(dev, attr, attr_mask, qp_type))
goto out;
- }
-
- if (attr_mask & IB_QP_MAX_DEST_RD_ATOMIC &&
- attr->max_dest_rd_atomic >
- (1 << MLX5_CAP_GEN(dev->mdev, log_max_ra_req_qp))) {
- mlx5_ib_dbg(dev, "invalid max_dest_rd_atomic value %d\n",
- attr->max_dest_rd_atomic);
- goto out;
- }
if (cur_state == new_state && cur_state == IB_QPS_RESET) {
err = 0;
diff --git a/drivers/infiniband/sw/rxe/rxe_qp.c b/drivers/infiniband/sw/rxe/rxe_qp.c
index 89f6d54..5dd9bce 100644
--- a/drivers/infiniband/sw/rxe/rxe_qp.c
+++ b/drivers/infiniband/sw/rxe/rxe_qp.c
@@ -842,12 +842,12 @@ static void rxe_qp_do_cleanup(struct work_struct *work)
qp->resp.mr = NULL;
}
- if (qp_type(qp) == IB_QPT_RC)
- sk_dst_reset(qp->sk->sk);
-
free_rd_atomic_resources(qp);
if (qp->sk) {
+ if (qp_type(qp) == IB_QPT_RC)
+ sk_dst_reset(qp->sk->sk);
+
kernel_sock_shutdown(qp->sk, SHUT_RDWR);
sock_release(qp->sk);
}
diff --git a/drivers/infiniband/sw/siw/siw_cq.c b/drivers/infiniband/sw/siw/siw_cq.c
index d8db3be..214714a 100644
--- a/drivers/infiniband/sw/siw/siw_cq.c
+++ b/drivers/infiniband/sw/siw/siw_cq.c
@@ -56,8 +56,6 @@ int siw_reap_cqe(struct siw_cq *cq, struct ib_wc *wc)
if (READ_ONCE(cqe->flags) & SIW_WQE_VALID) {
memset(wc, 0, sizeof(*wc));
wc->wr_id = cqe->id;
- wc->status = map_cqe_status[cqe->status].ib;
- wc->opcode = map_wc_opcode[cqe->opcode];
wc->byte_len = cqe->bytes;
/*
@@ -71,10 +69,32 @@ int siw_reap_cqe(struct siw_cq *cq, struct ib_wc *wc)
wc->wc_flags = IB_WC_WITH_INVALIDATE;
}
wc->qp = cqe->base_qp;
+ wc->opcode = map_wc_opcode[cqe->opcode];
+ wc->status = map_cqe_status[cqe->status].ib;
siw_dbg_cq(cq,
"idx %u, type %d, flags %2x, id 0x%pK\n",
cq->cq_get % cq->num_cqe, cqe->opcode,
cqe->flags, (void *)(uintptr_t)cqe->id);
+ } else {
+ /*
+ * A malicious user may set invalid opcode or
+ * status in the user mmapped CQE array.
+ * Sanity check and correct values in that case
+ * to avoid out-of-bounds access to global arrays
+ * for opcode and status mapping.
+ */
+ u8 opcode = cqe->opcode;
+ u16 status = cqe->status;
+
+ if (opcode >= SIW_NUM_OPCODES) {
+ opcode = 0;
+ status = SIW_WC_GENERAL_ERR;
+ } else if (status >= SIW_NUM_WC_STATUS) {
+ status = SIW_WC_GENERAL_ERR;
+ }
+ wc->opcode = map_wc_opcode[opcode];
+ wc->status = map_cqe_status[status].ib;
+
}
WRITE_ONCE(cqe->flags, 0);
cq->cq_get++;
diff --git a/drivers/infiniband/sw/siw/siw_qp_tx.c b/drivers/infiniband/sw/siw/siw_qp_tx.c
index 5e6d96b..2b5120a 100644
--- a/drivers/infiniband/sw/siw/siw_qp_tx.c
+++ b/drivers/infiniband/sw/siw/siw_qp_tx.c
@@ -29,7 +29,7 @@ static struct page *siw_get_pblpage(struct siw_mem *mem, u64 addr, int *idx)
dma_addr_t paddr = siw_pbl_get_buffer(pbl, offset, NULL, idx);
if (paddr)
- return virt_to_page((void *)paddr);
+ return virt_to_page((void *)(uintptr_t)paddr);
return NULL;
}
diff --git a/drivers/infiniband/sw/siw/siw_verbs.c b/drivers/infiniband/sw/siw/siw_verbs.c
index b9ca54e..c8c2014 100644
--- a/drivers/infiniband/sw/siw/siw_verbs.c
+++ b/drivers/infiniband/sw/siw/siw_verbs.c
@@ -694,13 +694,45 @@ static int siw_copy_inline_sgl(const struct ib_send_wr *core_wr,
static int siw_sq_flush_wr(struct siw_qp *qp, const struct ib_send_wr *wr,
const struct ib_send_wr **bad_wr)
{
- struct siw_sqe sqe = {};
int rv = 0;
while (wr) {
- sqe.id = wr->wr_id;
- sqe.opcode = wr->opcode;
- rv = siw_sqe_complete(qp, &sqe, 0, SIW_WC_WR_FLUSH_ERR);
+ struct siw_sqe sqe = {};
+
+ switch (wr->opcode) {
+ case IB_WR_RDMA_WRITE:
+ sqe.opcode = SIW_OP_WRITE;
+ break;
+ case IB_WR_RDMA_READ:
+ sqe.opcode = SIW_OP_READ;
+ break;
+ case IB_WR_RDMA_READ_WITH_INV:
+ sqe.opcode = SIW_OP_READ_LOCAL_INV;
+ break;
+ case IB_WR_SEND:
+ sqe.opcode = SIW_OP_SEND;
+ break;
+ case IB_WR_SEND_WITH_IMM:
+ sqe.opcode = SIW_OP_SEND_WITH_IMM;
+ break;
+ case IB_WR_SEND_WITH_INV:
+ sqe.opcode = SIW_OP_SEND_REMOTE_INV;
+ break;
+ case IB_WR_LOCAL_INV:
+ sqe.opcode = SIW_OP_INVAL_STAG;
+ break;
+ case IB_WR_REG_MR:
+ sqe.opcode = SIW_OP_REG_MR;
+ break;
+ default:
+ rv = -EINVAL;
+ break;
+ }
+ if (!rv) {
+ sqe.id = wr->wr_id;
+ rv = siw_sqe_complete(qp, &sqe, 0,
+ SIW_WC_WR_FLUSH_ERR);
+ }
if (rv) {
if (bad_wr)
*bad_wr = wr;
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_netlink.c b/drivers/infiniband/ulp/ipoib/ipoib_netlink.c
index d5a90a6..8699258 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_netlink.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_netlink.c
@@ -42,6 +42,11 @@ static const struct nla_policy ipoib_policy[IFLA_IPOIB_MAX + 1] = {
[IFLA_IPOIB_UMCAST] = { .type = NLA_U16 },
};
+static unsigned int ipoib_get_max_num_queues(void)
+{
+ return min_t(unsigned int, num_possible_cpus(), 128);
+}
+
static int ipoib_fill_info(struct sk_buff *skb, const struct net_device *dev)
{
struct ipoib_dev_priv *priv = ipoib_priv(dev);
@@ -172,6 +177,8 @@ static struct rtnl_link_ops ipoib_link_ops __read_mostly = {
.changelink = ipoib_changelink,
.get_size = ipoib_get_size,
.fill_info = ipoib_fill_info,
+ .get_num_rx_queues = ipoib_get_max_num_queues,
+ .get_num_tx_queues = ipoib_get_max_num_queues,
};
struct rtnl_link_ops *ipoib_get_link_ops(void)
diff --git a/drivers/input/touchscreen/elants_i2c.c b/drivers/input/touchscreen/elants_i2c.c
index a51e7c8..4022816 100644
--- a/drivers/input/touchscreen/elants_i2c.c
+++ b/drivers/input/touchscreen/elants_i2c.c
@@ -1078,14 +1078,12 @@ static int elants_i2c_power_on(struct elants_data *ts)
if (IS_ERR_OR_NULL(ts->reset_gpio))
return 0;
- gpiod_set_value_cansleep(ts->reset_gpio, 1);
-
error = regulator_enable(ts->vcc33);
if (error) {
dev_err(&ts->client->dev,
"failed to enable vcc33 regulator: %d\n",
error);
- goto release_reset_gpio;
+ return error;
}
error = regulator_enable(ts->vccio);
@@ -1094,7 +1092,7 @@ static int elants_i2c_power_on(struct elants_data *ts)
"failed to enable vccio regulator: %d\n",
error);
regulator_disable(ts->vcc33);
- goto release_reset_gpio;
+ return error;
}
/*
@@ -1103,7 +1101,6 @@ static int elants_i2c_power_on(struct elants_data *ts)
*/
udelay(ELAN_POWERON_DELAY_USEC);
-release_reset_gpio:
gpiod_set_value_cansleep(ts->reset_gpio, 0);
if (error)
return error;
@@ -1211,7 +1208,7 @@ static int elants_i2c_probe(struct i2c_client *client,
return error;
}
- ts->reset_gpio = devm_gpiod_get(&client->dev, "reset", GPIOD_OUT_LOW);
+ ts->reset_gpio = devm_gpiod_get(&client->dev, "reset", GPIOD_OUT_HIGH);
if (IS_ERR(ts->reset_gpio)) {
error = PTR_ERR(ts->reset_gpio);
diff --git a/drivers/iommu/amd_iommu_init.c b/drivers/iommu/amd_iommu_init.c
index 82d0083..533b920 100644
--- a/drivers/iommu/amd_iommu_init.c
+++ b/drivers/iommu/amd_iommu_init.c
@@ -3051,6 +3051,13 @@ static int __init parse_ivrs_acpihid(char *str)
return 1;
}
+ /*
+ * Ignore leading zeroes after ':', so e.g., AMDI0095:00
+ * will match AMDI0095:0 in the second strcmp in acpi_dev_hid_uid_match
+ */
+ while (*uid == '0' && *(uid + 1))
+ uid++;
+
i = early_acpihid_map_size++;
memcpy(early_acpihid_map[i].hid, hid, strlen(hid));
memcpy(early_acpihid_map[i].uid, uid, strlen(uid));
diff --git a/drivers/iommu/amd_iommu_v2.c b/drivers/iommu/amd_iommu_v2.c
index 05f3d93..db391dd 100644
--- a/drivers/iommu/amd_iommu_v2.c
+++ b/drivers/iommu/amd_iommu_v2.c
@@ -591,6 +591,7 @@ static int ppr_notifier(struct notifier_block *nb, unsigned long e, void *data)
put_device_state(dev_state);
out:
+ pci_dev_put(pdev);
return ret;
}
diff --git a/drivers/iommu/fsl_pamu.c b/drivers/iommu/fsl_pamu.c
index cde281b..4dbecd1 100644
--- a/drivers/iommu/fsl_pamu.c
+++ b/drivers/iommu/fsl_pamu.c
@@ -1122,7 +1122,7 @@ static int fsl_pamu_probe(struct platform_device *pdev)
ret = create_csd(ppaact_phys, mem_size, csd_port_id);
if (ret) {
dev_err(dev, "could not create coherence subdomain\n");
- return ret;
+ goto error;
}
}
diff --git a/drivers/iommu/mtk_iommu_v1.c b/drivers/iommu/mtk_iommu_v1.c
index b5efd6d..e31bd28 100644
--- a/drivers/iommu/mtk_iommu_v1.c
+++ b/drivers/iommu/mtk_iommu_v1.c
@@ -626,18 +626,34 @@ static int mtk_iommu_probe(struct platform_device *pdev)
ret = iommu_device_sysfs_add(&data->iommu, &pdev->dev, NULL,
dev_name(&pdev->dev));
if (ret)
- return ret;
+ goto out_clk_unprepare;
iommu_device_set_ops(&data->iommu, &mtk_iommu_ops);
ret = iommu_device_register(&data->iommu);
if (ret)
- return ret;
+ goto out_sysfs_remove;
- if (!iommu_present(&platform_bus_type))
- bus_set_iommu(&platform_bus_type, &mtk_iommu_ops);
+ if (!iommu_present(&platform_bus_type)) {
+ ret = bus_set_iommu(&platform_bus_type, &mtk_iommu_ops);
+ if (ret)
+ goto out_dev_unreg;
+ }
- return component_master_add_with_match(dev, &mtk_iommu_com_ops, match);
+ ret = component_master_add_with_match(dev, &mtk_iommu_com_ops, match);
+ if (ret)
+ goto out_bus_set_null;
+ return ret;
+
+out_bus_set_null:
+ bus_set_iommu(&platform_bus_type, NULL);
+out_dev_unreg:
+ iommu_device_unregister(&data->iommu);
+out_sysfs_remove:
+ iommu_device_sysfs_remove(&data->iommu);
+out_clk_unprepare:
+ clk_disable_unprepare(data->bclk);
+ return ret;
}
static int mtk_iommu_remove(struct platform_device *pdev)
diff --git a/drivers/irqchip/irq-gic-pm.c b/drivers/irqchip/irq-gic-pm.c
index 1337cec..8be7d13 100644
--- a/drivers/irqchip/irq-gic-pm.c
+++ b/drivers/irqchip/irq-gic-pm.c
@@ -104,7 +104,7 @@ static int gic_probe(struct platform_device *pdev)
pm_runtime_enable(dev);
- ret = pm_runtime_get_sync(dev);
+ ret = pm_runtime_resume_and_get(dev);
if (ret < 0)
goto rpm_disable;
diff --git a/drivers/isdn/hardware/mISDN/hfcmulti.c b/drivers/isdn/hardware/mISDN/hfcmulti.c
index 86669ec..2c74064 100644
--- a/drivers/isdn/hardware/mISDN/hfcmulti.c
+++ b/drivers/isdn/hardware/mISDN/hfcmulti.c
@@ -3219,6 +3219,7 @@ static int
hfcm_l1callback(struct dchannel *dch, u_int cmd)
{
struct hfc_multi *hc = dch->hw;
+ struct sk_buff_head free_queue;
u_long flags;
switch (cmd) {
@@ -3247,6 +3248,7 @@ hfcm_l1callback(struct dchannel *dch, u_int cmd)
l1_event(dch->l1, HW_POWERUP_IND);
break;
case HW_DEACT_REQ:
+ __skb_queue_head_init(&free_queue);
/* start deactivation */
spin_lock_irqsave(&hc->lock, flags);
if (hc->ctype == HFC_TYPE_E1) {
@@ -3266,20 +3268,21 @@ hfcm_l1callback(struct dchannel *dch, u_int cmd)
plxsd_checksync(hc, 0);
}
}
- skb_queue_purge(&dch->squeue);
+ skb_queue_splice_init(&dch->squeue, &free_queue);
if (dch->tx_skb) {
- dev_kfree_skb(dch->tx_skb);
+ __skb_queue_tail(&free_queue, dch->tx_skb);
dch->tx_skb = NULL;
}
dch->tx_idx = 0;
if (dch->rx_skb) {
- dev_kfree_skb(dch->rx_skb);
+ __skb_queue_tail(&free_queue, dch->rx_skb);
dch->rx_skb = NULL;
}
test_and_clear_bit(FLG_TX_BUSY, &dch->Flags);
if (test_and_clear_bit(FLG_BUSY_TIMER, &dch->Flags))
del_timer(&dch->timer);
spin_unlock_irqrestore(&hc->lock, flags);
+ __skb_queue_purge(&free_queue);
break;
case HW_POWERUP_REQ:
spin_lock_irqsave(&hc->lock, flags);
@@ -3386,6 +3389,9 @@ handle_dmsg(struct mISDNchannel *ch, struct sk_buff *skb)
case PH_DEACTIVATE_REQ:
test_and_clear_bit(FLG_L2_ACTIVATED, &dch->Flags);
if (dch->dev.D.protocol != ISDN_P_TE_S0) {
+ struct sk_buff_head free_queue;
+
+ __skb_queue_head_init(&free_queue);
spin_lock_irqsave(&hc->lock, flags);
if (debug & DEBUG_HFCMULTI_MSG)
printk(KERN_DEBUG
@@ -3407,14 +3413,14 @@ handle_dmsg(struct mISDNchannel *ch, struct sk_buff *skb)
/* deactivate */
dch->state = 1;
}
- skb_queue_purge(&dch->squeue);
+ skb_queue_splice_init(&dch->squeue, &free_queue);
if (dch->tx_skb) {
- dev_kfree_skb(dch->tx_skb);
+ __skb_queue_tail(&free_queue, dch->tx_skb);
dch->tx_skb = NULL;
}
dch->tx_idx = 0;
if (dch->rx_skb) {
- dev_kfree_skb(dch->rx_skb);
+ __skb_queue_tail(&free_queue, dch->rx_skb);
dch->rx_skb = NULL;
}
test_and_clear_bit(FLG_TX_BUSY, &dch->Flags);
@@ -3426,6 +3432,7 @@ handle_dmsg(struct mISDNchannel *ch, struct sk_buff *skb)
#endif
ret = 0;
spin_unlock_irqrestore(&hc->lock, flags);
+ __skb_queue_purge(&free_queue);
} else
ret = l1_event(dch->l1, hh->prim);
break;
diff --git a/drivers/isdn/hardware/mISDN/hfcpci.c b/drivers/isdn/hardware/mISDN/hfcpci.c
index a2b2ce1..41ff2e3d 100644
--- a/drivers/isdn/hardware/mISDN/hfcpci.c
+++ b/drivers/isdn/hardware/mISDN/hfcpci.c
@@ -1617,16 +1617,19 @@ hfcpci_l2l1D(struct mISDNchannel *ch, struct sk_buff *skb)
test_and_clear_bit(FLG_L2_ACTIVATED, &dch->Flags);
spin_lock_irqsave(&hc->lock, flags);
if (hc->hw.protocol == ISDN_P_NT_S0) {
+ struct sk_buff_head free_queue;
+
+ __skb_queue_head_init(&free_queue);
/* prepare deactivation */
Write_hfc(hc, HFCPCI_STATES, 0x40);
- skb_queue_purge(&dch->squeue);
+ skb_queue_splice_init(&dch->squeue, &free_queue);
if (dch->tx_skb) {
- dev_kfree_skb(dch->tx_skb);
+ __skb_queue_tail(&free_queue, dch->tx_skb);
dch->tx_skb = NULL;
}
dch->tx_idx = 0;
if (dch->rx_skb) {
- dev_kfree_skb(dch->rx_skb);
+ __skb_queue_tail(&free_queue, dch->rx_skb);
dch->rx_skb = NULL;
}
test_and_clear_bit(FLG_TX_BUSY, &dch->Flags);
@@ -1639,10 +1642,12 @@ hfcpci_l2l1D(struct mISDNchannel *ch, struct sk_buff *skb)
hc->hw.mst_m &= ~HFCPCI_MASTER;
Write_hfc(hc, HFCPCI_MST_MODE, hc->hw.mst_m);
ret = 0;
+ spin_unlock_irqrestore(&hc->lock, flags);
+ __skb_queue_purge(&free_queue);
} else {
ret = l1_event(dch->l1, hh->prim);
+ spin_unlock_irqrestore(&hc->lock, flags);
}
- spin_unlock_irqrestore(&hc->lock, flags);
break;
}
if (!ret)
diff --git a/drivers/isdn/hardware/mISDN/hfcsusb.c b/drivers/isdn/hardware/mISDN/hfcsusb.c
index 1f89378..111a597 100644
--- a/drivers/isdn/hardware/mISDN/hfcsusb.c
+++ b/drivers/isdn/hardware/mISDN/hfcsusb.c
@@ -327,20 +327,24 @@ hfcusb_l2l1D(struct mISDNchannel *ch, struct sk_buff *skb)
test_and_clear_bit(FLG_L2_ACTIVATED, &dch->Flags);
if (hw->protocol == ISDN_P_NT_S0) {
+ struct sk_buff_head free_queue;
+
+ __skb_queue_head_init(&free_queue);
hfcsusb_ph_command(hw, HFC_L1_DEACTIVATE_NT);
spin_lock_irqsave(&hw->lock, flags);
- skb_queue_purge(&dch->squeue);
+ skb_queue_splice_init(&dch->squeue, &free_queue);
if (dch->tx_skb) {
- dev_kfree_skb(dch->tx_skb);
+ __skb_queue_tail(&free_queue, dch->tx_skb);
dch->tx_skb = NULL;
}
dch->tx_idx = 0;
if (dch->rx_skb) {
- dev_kfree_skb(dch->rx_skb);
+ __skb_queue_tail(&free_queue, dch->rx_skb);
dch->rx_skb = NULL;
}
test_and_clear_bit(FLG_TX_BUSY, &dch->Flags);
spin_unlock_irqrestore(&hw->lock, flags);
+ __skb_queue_purge(&free_queue);
#ifdef FIXME
if (test_and_clear_bit(FLG_L1_BUSY, &dch->Flags))
dchannel_sched_event(&hc->dch, D_CLEARBUSY);
@@ -1331,7 +1335,7 @@ tx_iso_complete(struct urb *urb)
printk("\n");
}
- dev_kfree_skb(tx_skb);
+ dev_consume_skb_irq(tx_skb);
tx_skb = NULL;
if (fifo->dch && get_next_dframe(fifo->dch))
tx_skb = fifo->dch->tx_skb;
diff --git a/drivers/macintosh/macio-adb.c b/drivers/macintosh/macio-adb.c
index eb3adfb..172a8b1 100644
--- a/drivers/macintosh/macio-adb.c
+++ b/drivers/macintosh/macio-adb.c
@@ -106,6 +106,10 @@ int macio_init(void)
return -ENXIO;
}
adb = ioremap(r.start, sizeof(struct adb_regs));
+ if (!adb) {
+ of_node_put(adbs);
+ return -ENOMEM;
+ }
out_8(&adb->ctrl.r, 0);
out_8(&adb->intr.r, 0);
diff --git a/drivers/macintosh/macio_asic.c b/drivers/macintosh/macio_asic.c
index 92d142d..176bbd0 100644
--- a/drivers/macintosh/macio_asic.c
+++ b/drivers/macintosh/macio_asic.c
@@ -425,7 +425,7 @@ static struct macio_dev * macio_add_one_device(struct macio_chip *chip,
if (of_device_register(&dev->ofdev) != 0) {
printk(KERN_DEBUG"macio: device registration error for %s!\n",
dev_name(&dev->ofdev.dev));
- kfree(dev);
+ put_device(&dev->ofdev.dev);
return NULL;
}
diff --git a/drivers/mailbox/zynqmp-ipi-mailbox.c b/drivers/mailbox/zynqmp-ipi-mailbox.c
index f9cc674..1d0b8ab 100644
--- a/drivers/mailbox/zynqmp-ipi-mailbox.c
+++ b/drivers/mailbox/zynqmp-ipi-mailbox.c
@@ -493,6 +493,7 @@ static int zynqmp_ipi_mbox_probe(struct zynqmp_ipi_mbox *ipi_mbox,
ret = device_register(&ipi_mbox->dev);
if (ret) {
dev_err(dev, "Failed to register ipi mbox dev.\n");
+ put_device(&ipi_mbox->dev);
return ret;
}
mdev = &ipi_mbox->dev;
@@ -619,7 +620,8 @@ static void zynqmp_ipi_free_mboxes(struct zynqmp_ipi_pdata *pdata)
ipi_mbox = &pdata->ipi_mboxes[i];
if (ipi_mbox->dev.parent) {
mbox_controller_unregister(&ipi_mbox->mbox);
- device_unregister(&ipi_mbox->dev);
+ if (device_is_registered(&ipi_mbox->dev))
+ device_unregister(&ipi_mbox->dev);
}
}
}
diff --git a/drivers/mcb/mcb-core.c b/drivers/mcb/mcb-core.c
index c799bb8..2df3ab3 100644
--- a/drivers/mcb/mcb-core.c
+++ b/drivers/mcb/mcb-core.c
@@ -71,8 +71,10 @@ static int mcb_probe(struct device *dev)
get_device(dev);
ret = mdrv->probe(mdev, found_id);
- if (ret)
+ if (ret) {
module_put(carrier_mod);
+ put_device(dev);
+ }
return ret;
}
diff --git a/drivers/mcb/mcb-parse.c b/drivers/mcb/mcb-parse.c
index 3b69e6a..cfe5c95 100644
--- a/drivers/mcb/mcb-parse.c
+++ b/drivers/mcb/mcb-parse.c
@@ -108,7 +108,7 @@ static int chameleon_parse_gdd(struct mcb_bus *bus,
return 0;
err:
- mcb_free_dev(mdev);
+ put_device(&mdev->dev);
return ret;
}
diff --git a/drivers/md/dm-cache-metadata.c b/drivers/md/dm-cache-metadata.c
index af6d4f8..2ecd0db 100644
--- a/drivers/md/dm-cache-metadata.c
+++ b/drivers/md/dm-cache-metadata.c
@@ -551,11 +551,13 @@ static int __create_persistent_data_objects(struct dm_cache_metadata *cmd,
return r;
}
-static void __destroy_persistent_data_objects(struct dm_cache_metadata *cmd)
+static void __destroy_persistent_data_objects(struct dm_cache_metadata *cmd,
+ bool destroy_bm)
{
dm_sm_destroy(cmd->metadata_sm);
dm_tm_destroy(cmd->tm);
- dm_block_manager_destroy(cmd->bm);
+ if (destroy_bm)
+ dm_block_manager_destroy(cmd->bm);
}
typedef unsigned long (*flags_mutator)(unsigned long);
@@ -826,7 +828,7 @@ static struct dm_cache_metadata *lookup_or_open(struct block_device *bdev,
cmd2 = lookup(bdev);
if (cmd2) {
mutex_unlock(&table_lock);
- __destroy_persistent_data_objects(cmd);
+ __destroy_persistent_data_objects(cmd, true);
kfree(cmd);
return cmd2;
}
@@ -874,7 +876,7 @@ void dm_cache_metadata_close(struct dm_cache_metadata *cmd)
mutex_unlock(&table_lock);
if (!cmd->fail_io)
- __destroy_persistent_data_objects(cmd);
+ __destroy_persistent_data_objects(cmd, true);
kfree(cmd);
}
}
@@ -1808,14 +1810,52 @@ int dm_cache_metadata_needs_check(struct dm_cache_metadata *cmd, bool *result)
int dm_cache_metadata_abort(struct dm_cache_metadata *cmd)
{
- int r;
+ int r = -EINVAL;
+ struct dm_block_manager *old_bm = NULL, *new_bm = NULL;
+
+ /* fail_io is double-checked with cmd->root_lock held below */
+ if (unlikely(cmd->fail_io))
+ return r;
+
+ /*
+ * Replacement block manager (new_bm) is created and old_bm destroyed outside of
+ * cmd root_lock to avoid ABBA deadlock that would result (due to life-cycle of
+ * shrinker associated with the block manager's bufio client vs cmd root_lock).
+ * - must take shrinker_rwsem without holding cmd->root_lock
+ */
+ new_bm = dm_block_manager_create(cmd->bdev, DM_CACHE_METADATA_BLOCK_SIZE << SECTOR_SHIFT,
+ CACHE_MAX_CONCURRENT_LOCKS);
WRITE_LOCK(cmd);
- __destroy_persistent_data_objects(cmd);
- r = __create_persistent_data_objects(cmd, false);
+ if (cmd->fail_io) {
+ WRITE_UNLOCK(cmd);
+ goto out;
+ }
+
+ __destroy_persistent_data_objects(cmd, false);
+ old_bm = cmd->bm;
+ if (IS_ERR(new_bm)) {
+ DMERR("could not create block manager during abort");
+ cmd->bm = NULL;
+ r = PTR_ERR(new_bm);
+ goto out_unlock;
+ }
+
+ cmd->bm = new_bm;
+ r = __open_or_format_metadata(cmd, false);
+ if (r) {
+ cmd->bm = NULL;
+ goto out_unlock;
+ }
+ new_bm = NULL;
+out_unlock:
if (r)
cmd->fail_io = true;
WRITE_UNLOCK(cmd);
+ dm_block_manager_destroy(old_bm);
+out:
+ if (new_bm && !IS_ERR(new_bm))
+ dm_block_manager_destroy(new_bm);
return r;
}
diff --git a/drivers/md/dm-cache-target.c b/drivers/md/dm-cache-target.c
index f595e98..10b2a4e 100644
--- a/drivers/md/dm-cache-target.c
+++ b/drivers/md/dm-cache-target.c
@@ -1011,16 +1011,16 @@ static void abort_transaction(struct cache *cache)
if (get_cache_mode(cache) >= CM_READ_ONLY)
return;
- if (dm_cache_metadata_set_needs_check(cache->cmd)) {
- DMERR("%s: failed to set 'needs_check' flag in metadata", dev_name);
- set_cache_mode(cache, CM_FAIL);
- }
-
DMERR_LIMIT("%s: aborting current metadata transaction", dev_name);
if (dm_cache_metadata_abort(cache->cmd)) {
DMERR("%s: failed to abort metadata transaction", dev_name);
set_cache_mode(cache, CM_FAIL);
}
+
+ if (dm_cache_metadata_set_needs_check(cache->cmd)) {
+ DMERR("%s: failed to set 'needs_check' flag in metadata", dev_name);
+ set_cache_mode(cache, CM_FAIL);
+ }
}
static void metadata_operation_failed(struct cache *cache, const char *op, int r)
@@ -1992,6 +1992,7 @@ static void destroy(struct cache *cache)
if (cache->prison)
dm_bio_prison_destroy_v2(cache->prison);
+ cancel_delayed_work_sync(&cache->waker);
if (cache->wq)
destroy_workqueue(cache->wq);
diff --git a/drivers/md/dm-clone-target.c b/drivers/md/dm-clone-target.c
index eb7a5d3..ce9d03f 100644
--- a/drivers/md/dm-clone-target.c
+++ b/drivers/md/dm-clone-target.c
@@ -1977,6 +1977,7 @@ static void clone_dtr(struct dm_target *ti)
mempool_exit(&clone->hydration_pool);
dm_kcopyd_client_destroy(clone->kcopyd_client);
+ cancel_delayed_work_sync(&clone->waker);
destroy_workqueue(clone->wq);
hash_table_exit(clone);
dm_clone_metadata_close(clone->cmd);
diff --git a/drivers/md/dm-integrity.c b/drivers/md/dm-integrity.c
index 32f3681..3c9a2be 100644
--- a/drivers/md/dm-integrity.c
+++ b/drivers/md/dm-integrity.c
@@ -4195,6 +4195,8 @@ static void dm_integrity_dtr(struct dm_target *ti)
BUG_ON(!RB_EMPTY_ROOT(&ic->in_progress));
BUG_ON(!list_empty(&ic->wait_list));
+ if (ic->mode == 'B')
+ cancel_delayed_work_sync(&ic->bitmap_flush_work);
if (ic->metadata_wq)
destroy_workqueue(ic->metadata_wq);
if (ic->wait_wq)
diff --git a/drivers/md/dm-thin-metadata.c b/drivers/md/dm-thin-metadata.c
index 784468f..92e646d 100644
--- a/drivers/md/dm-thin-metadata.c
+++ b/drivers/md/dm-thin-metadata.c
@@ -701,6 +701,15 @@ static int __open_metadata(struct dm_pool_metadata *pmd)
goto bad_cleanup_data_sm;
}
+ /*
+ * For pool metadata opening process, root setting is redundant
+ * because it will be set again in __begin_transaction(). But dm
+ * pool aborting process really needs to get last transaction's
+ * root to avoid accessing broken btree.
+ */
+ pmd->root = le64_to_cpu(disk_super->data_mapping_root);
+ pmd->details_root = le64_to_cpu(disk_super->device_details_root);
+
__setup_btree_details(pmd);
dm_bm_unlock(sblock);
@@ -753,13 +762,15 @@ static int __create_persistent_data_objects(struct dm_pool_metadata *pmd, bool f
return r;
}
-static void __destroy_persistent_data_objects(struct dm_pool_metadata *pmd)
+static void __destroy_persistent_data_objects(struct dm_pool_metadata *pmd,
+ bool destroy_bm)
{
dm_sm_destroy(pmd->data_sm);
dm_sm_destroy(pmd->metadata_sm);
dm_tm_destroy(pmd->nb_tm);
dm_tm_destroy(pmd->tm);
- dm_block_manager_destroy(pmd->bm);
+ if (destroy_bm)
+ dm_block_manager_destroy(pmd->bm);
}
static int __begin_transaction(struct dm_pool_metadata *pmd)
@@ -966,7 +977,7 @@ int dm_pool_metadata_close(struct dm_pool_metadata *pmd)
}
pmd_write_unlock(pmd);
if (!pmd->fail_io)
- __destroy_persistent_data_objects(pmd);
+ __destroy_persistent_data_objects(pmd, true);
kfree(pmd);
return 0;
@@ -1875,19 +1886,52 @@ static void __set_abort_with_changes_flags(struct dm_pool_metadata *pmd)
int dm_pool_abort_metadata(struct dm_pool_metadata *pmd)
{
int r = -EINVAL;
+ struct dm_block_manager *old_bm = NULL, *new_bm = NULL;
+
+ /* fail_io is double-checked with pmd->root_lock held below */
+ if (unlikely(pmd->fail_io))
+ return r;
+
+ /*
+ * Replacement block manager (new_bm) is created and old_bm destroyed outside of
+ * pmd root_lock to avoid ABBA deadlock that would result (due to life-cycle of
+ * shrinker associated with the block manager's bufio client vs pmd root_lock).
+ * - must take shrinker_rwsem without holding pmd->root_lock
+ */
+ new_bm = dm_block_manager_create(pmd->bdev, THIN_METADATA_BLOCK_SIZE << SECTOR_SHIFT,
+ THIN_MAX_CONCURRENT_LOCKS);
pmd_write_lock(pmd);
- if (pmd->fail_io)
+ if (pmd->fail_io) {
+ pmd_write_unlock(pmd);
goto out;
+ }
__set_abort_with_changes_flags(pmd);
- __destroy_persistent_data_objects(pmd);
- r = __create_persistent_data_objects(pmd, false);
+ __destroy_persistent_data_objects(pmd, false);
+ old_bm = pmd->bm;
+ if (IS_ERR(new_bm)) {
+ DMERR("could not create block manager during abort");
+ pmd->bm = NULL;
+ r = PTR_ERR(new_bm);
+ goto out_unlock;
+ }
+
+ pmd->bm = new_bm;
+ r = __open_or_format_metadata(pmd, false);
+ if (r) {
+ pmd->bm = NULL;
+ goto out_unlock;
+ }
+ new_bm = NULL;
+out_unlock:
if (r)
pmd->fail_io = true;
-
-out:
pmd_write_unlock(pmd);
+ dm_block_manager_destroy(old_bm);
+out:
+ if (new_bm && !IS_ERR(new_bm))
+ dm_block_manager_destroy(new_bm);
return r;
}
diff --git a/drivers/md/dm-thin.c b/drivers/md/dm-thin.c
index bf0b67e..4f16172 100644
--- a/drivers/md/dm-thin.c
+++ b/drivers/md/dm-thin.c
@@ -2931,6 +2931,8 @@ static void __pool_destroy(struct pool *pool)
dm_bio_prison_destroy(pool->prison);
dm_kcopyd_client_destroy(pool->copier);
+ cancel_delayed_work_sync(&pool->waker);
+ cancel_delayed_work_sync(&pool->no_space_timeout);
if (pool->wq)
destroy_workqueue(pool->wq);
@@ -3591,23 +3593,31 @@ static int pool_preresume(struct dm_target *ti)
*/
r = bind_control_target(pool, ti);
if (r)
- return r;
+ goto out;
dm_pool_register_pre_commit_callback(pool->pmd,
metadata_pre_commit_callback, pt);
r = maybe_resize_data_dev(ti, &need_commit1);
if (r)
- return r;
+ goto out;
r = maybe_resize_metadata_dev(ti, &need_commit2);
if (r)
- return r;
+ goto out;
if (need_commit1 || need_commit2)
(void) commit(pool);
+out:
+ /*
+ * When a thin-pool is PM_FAIL, it cannot be rebuilt if
+ * bio is in deferred list. Therefore need to return 0
+ * to allow pool_resume() to flush IO.
+ */
+ if (r && get_pool_mode(pool) == PM_FAIL)
+ r = 0;
- return 0;
+ return r;
}
static void pool_suspend_active_thins(struct pool *pool)
diff --git a/drivers/md/md-bitmap.c b/drivers/md/md-bitmap.c
index a95e20c..0545cdc 100644
--- a/drivers/md/md-bitmap.c
+++ b/drivers/md/md-bitmap.c
@@ -489,7 +489,7 @@ void md_bitmap_print_sb(struct bitmap *bitmap)
sb = kmap_atomic(bitmap->storage.sb_page);
pr_debug("%s: bitmap file superblock:\n", bmname(bitmap));
pr_debug(" magic: %08x\n", le32_to_cpu(sb->magic));
- pr_debug(" version: %d\n", le32_to_cpu(sb->version));
+ pr_debug(" version: %u\n", le32_to_cpu(sb->version));
pr_debug(" uuid: %08x.%08x.%08x.%08x\n",
le32_to_cpu(*(__le32 *)(sb->uuid+0)),
le32_to_cpu(*(__le32 *)(sb->uuid+4)),
@@ -500,11 +500,11 @@ void md_bitmap_print_sb(struct bitmap *bitmap)
pr_debug("events cleared: %llu\n",
(unsigned long long) le64_to_cpu(sb->events_cleared));
pr_debug(" state: %08x\n", le32_to_cpu(sb->state));
- pr_debug(" chunksize: %d B\n", le32_to_cpu(sb->chunksize));
- pr_debug(" daemon sleep: %ds\n", le32_to_cpu(sb->daemon_sleep));
+ pr_debug(" chunksize: %u B\n", le32_to_cpu(sb->chunksize));
+ pr_debug(" daemon sleep: %us\n", le32_to_cpu(sb->daemon_sleep));
pr_debug(" sync size: %llu KB\n",
(unsigned long long)le64_to_cpu(sb->sync_size)/2);
- pr_debug("max write behind: %d\n", le32_to_cpu(sb->write_behind));
+ pr_debug("max write behind: %u\n", le32_to_cpu(sb->write_behind));
kunmap_atomic(sb);
}
@@ -2110,7 +2110,8 @@ int md_bitmap_resize(struct bitmap *bitmap, sector_t blocks,
bytes = DIV_ROUND_UP(chunks, 8);
if (!bitmap->mddev->bitmap_info.external)
bytes += sizeof(bitmap_super_t);
- } while (bytes > (space << 9));
+ } while (bytes > (space << 9) && (chunkshift + BITMAP_BLOCK_SHIFT) <
+ (BITS_PER_BYTE * sizeof(((bitmap_super_t *)0)->chunksize) - 1));
} else
chunkshift = ffz(~chunksize) - BITMAP_BLOCK_SHIFT;
@@ -2155,7 +2156,7 @@ int md_bitmap_resize(struct bitmap *bitmap, sector_t blocks,
bitmap->counts.missing_pages = pages;
bitmap->counts.chunkshift = chunkshift;
bitmap->counts.chunks = chunks;
- bitmap->mddev->bitmap_info.chunksize = 1 << (chunkshift +
+ bitmap->mddev->bitmap_info.chunksize = 1UL << (chunkshift +
BITMAP_BLOCK_SHIFT);
blocks = min(old_counts.chunks << old_counts.chunkshift,
@@ -2181,8 +2182,8 @@ int md_bitmap_resize(struct bitmap *bitmap, sector_t blocks,
bitmap->counts.missing_pages = old_counts.pages;
bitmap->counts.chunkshift = old_counts.chunkshift;
bitmap->counts.chunks = old_counts.chunks;
- bitmap->mddev->bitmap_info.chunksize = 1 << (old_counts.chunkshift +
- BITMAP_BLOCK_SHIFT);
+ bitmap->mddev->bitmap_info.chunksize =
+ 1UL << (old_counts.chunkshift + BITMAP_BLOCK_SHIFT);
blocks = old_counts.chunks << old_counts.chunkshift;
pr_warn("Could not pre-allocate in-memory bitmap for cluster raid\n");
break;
@@ -2200,20 +2201,23 @@ int md_bitmap_resize(struct bitmap *bitmap, sector_t blocks,
if (set) {
bmc_new = md_bitmap_get_counter(&bitmap->counts, block, &new_blocks, 1);
- if (*bmc_new == 0) {
- /* need to set on-disk bits too. */
- sector_t end = block + new_blocks;
- sector_t start = block >> chunkshift;
- start <<= chunkshift;
- while (start < end) {
- md_bitmap_file_set_bit(bitmap, block);
- start += 1 << chunkshift;
+ if (bmc_new) {
+ if (*bmc_new == 0) {
+ /* need to set on-disk bits too. */
+ sector_t end = block + new_blocks;
+ sector_t start = block >> chunkshift;
+
+ start <<= chunkshift;
+ while (start < end) {
+ md_bitmap_file_set_bit(bitmap, block);
+ start += 1 << chunkshift;
+ }
+ *bmc_new = 2;
+ md_bitmap_count_page(&bitmap->counts, block, 1);
+ md_bitmap_set_pending(&bitmap->counts, block);
}
- *bmc_new = 2;
- md_bitmap_count_page(&bitmap->counts, block, 1);
- md_bitmap_set_pending(&bitmap->counts, block);
+ *bmc_new |= NEEDED_MASK;
}
- *bmc_new |= NEEDED_MASK;
if (new_blocks < old_blocks)
old_blocks = new_blocks;
}
@@ -2520,6 +2524,9 @@ chunksize_store(struct mddev *mddev, const char *buf, size_t len)
if (csize < 512 ||
!is_power_of_2(csize))
return -EINVAL;
+ if (BITS_PER_LONG > 32 && csize >= (1ULL << (BITS_PER_BYTE *
+ sizeof(((bitmap_super_t *)0)->chunksize))))
+ return -EOVERFLOW;
mddev->bitmap_info.chunksize = csize;
return len;
}
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 5226a23..aa2993d 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -481,13 +481,14 @@ static void md_end_flush(struct bio *bio)
struct md_rdev *rdev = bio->bi_private;
struct mddev *mddev = rdev->mddev;
+ bio_put(bio);
+
rdev_dec_pending(rdev, mddev);
if (atomic_dec_and_test(&mddev->flush_pending)) {
/* The pre-request flush has finished */
queue_work(md_wq, &mddev->flush_work);
}
- bio_put(bio);
}
static void md_submit_flush_data(struct work_struct *ws);
@@ -885,10 +886,12 @@ static void super_written(struct bio *bio)
} else
clear_bit(LastDev, &rdev->flags);
+ bio_put(bio);
+
+ rdev_dec_pending(rdev, mddev);
+
if (atomic_dec_and_test(&mddev->pending_writes))
wake_up(&mddev->sb_wait);
- rdev_dec_pending(rdev, mddev);
- bio_put(bio);
}
void md_super_write(struct mddev *mddev, struct md_rdev *rdev,
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index e871846..1919de4 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -3132,6 +3132,7 @@ static int raid1_run(struct mddev *mddev)
* RAID1 needs at least one disk in active
*/
if (conf->raid_disks - mddev->degraded < 1) {
+ md_unregister_thread(&conf->thread);
ret = -EINVAL;
goto abort;
}
diff --git a/drivers/media/dvb-core/dmxdev.c b/drivers/media/dvb-core/dmxdev.c
index e58cb84..12b7f69 100644
--- a/drivers/media/dvb-core/dmxdev.c
+++ b/drivers/media/dvb-core/dmxdev.c
@@ -800,6 +800,11 @@ static int dvb_demux_open(struct inode *inode, struct file *file)
if (mutex_lock_interruptible(&dmxdev->mutex))
return -ERESTARTSYS;
+ if (dmxdev->exit) {
+ mutex_unlock(&dmxdev->mutex);
+ return -ENODEV;
+ }
+
for (i = 0; i < dmxdev->filternum; i++)
if (dmxdev->filter[i].state == DMXDEV_STATE_FREE)
break;
@@ -1458,7 +1463,10 @@ EXPORT_SYMBOL(dvb_dmxdev_init);
void dvb_dmxdev_release(struct dmxdev *dmxdev)
{
+ mutex_lock(&dmxdev->mutex);
dmxdev->exit = 1;
+ mutex_unlock(&dmxdev->mutex);
+
if (dmxdev->dvbdev->users > 1) {
wait_event(dmxdev->dvbdev->wait_queue,
dmxdev->dvbdev->users == 1);
diff --git a/drivers/media/dvb-core/dvb_ca_en50221.c b/drivers/media/dvb-core/dvb_ca_en50221.c
index cfc2762..fd47653 100644
--- a/drivers/media/dvb-core/dvb_ca_en50221.c
+++ b/drivers/media/dvb-core/dvb_ca_en50221.c
@@ -157,7 +157,7 @@ static void dvb_ca_private_free(struct dvb_ca_private *ca)
{
unsigned int i;
- dvb_free_device(ca->dvbdev);
+ dvb_device_put(ca->dvbdev);
for (i = 0; i < ca->slot_count; i++)
vfree(ca->slot_info[i].rx_buffer.data);
diff --git a/drivers/media/dvb-core/dvb_frontend.c b/drivers/media/dvb-core/dvb_frontend.c
index 06ea30a..b046383 100644
--- a/drivers/media/dvb-core/dvb_frontend.c
+++ b/drivers/media/dvb-core/dvb_frontend.c
@@ -135,7 +135,7 @@ static void __dvb_frontend_free(struct dvb_frontend *fe)
struct dvb_frontend_private *fepriv = fe->frontend_priv;
if (fepriv)
- dvb_free_device(fepriv->dvbdev);
+ dvb_device_put(fepriv->dvbdev);
dvb_frontend_invoke_release(fe, fe->ops.release);
@@ -2961,6 +2961,7 @@ int dvb_register_frontend(struct dvb_adapter *dvb,
.name = fe->ops.info.name,
#endif
};
+ int ret;
dev_dbg(dvb->device, "%s:\n", __func__);
@@ -2994,8 +2995,13 @@ int dvb_register_frontend(struct dvb_adapter *dvb,
"DVB: registering adapter %i frontend %i (%s)...\n",
fe->dvb->num, fe->id, fe->ops.info.name);
- dvb_register_device(fe->dvb, &fepriv->dvbdev, &dvbdev_template,
+ ret = dvb_register_device(fe->dvb, &fepriv->dvbdev, &dvbdev_template,
fe, DVB_DEVICE_FRONTEND, 0);
+ if (ret) {
+ dvb_frontend_put(fe);
+ mutex_unlock(&frontend_mutex);
+ return ret;
+ }
/*
* Initialize the cache to the proper values according with the
diff --git a/drivers/media/dvb-core/dvbdev.c b/drivers/media/dvb-core/dvbdev.c
index 197cf17b..4543011 100644
--- a/drivers/media/dvb-core/dvbdev.c
+++ b/drivers/media/dvb-core/dvbdev.c
@@ -107,7 +107,7 @@ static int dvb_device_open(struct inode *inode, struct file *file)
new_fops = fops_get(dvbdev->fops);
if (!new_fops)
goto fail;
- file->private_data = dvbdev;
+ file->private_data = dvb_device_get(dvbdev);
replace_fops(file, new_fops);
if (file->f_op->open)
err = file->f_op->open(inode, file);
@@ -171,6 +171,9 @@ int dvb_generic_release(struct inode *inode, struct file *file)
}
dvbdev->users++;
+
+ dvb_device_put(dvbdev);
+
return 0;
}
EXPORT_SYMBOL(dvb_generic_release);
@@ -342,6 +345,7 @@ static int dvb_create_media_entity(struct dvb_device *dvbdev,
GFP_KERNEL);
if (!dvbdev->pads) {
kfree(dvbdev->entity);
+ dvbdev->entity = NULL;
return -ENOMEM;
}
}
@@ -488,6 +492,7 @@ int dvb_register_device(struct dvb_adapter *adap, struct dvb_device **pdvbdev,
}
memcpy(dvbdev, template, sizeof(struct dvb_device));
+ kref_init(&dvbdev->ref);
dvbdev->type = type;
dvbdev->id = id;
dvbdev->adapter = adap;
@@ -517,7 +522,7 @@ int dvb_register_device(struct dvb_adapter *adap, struct dvb_device **pdvbdev,
#endif
dvbdev->minor = minor;
- dvb_minors[minor] = dvbdev;
+ dvb_minors[minor] = dvb_device_get(dvbdev);
up_write(&minor_rwsem);
ret = dvb_register_media_device(dvbdev, type, minor, demux_sink_pads);
@@ -557,6 +562,7 @@ void dvb_remove_device(struct dvb_device *dvbdev)
down_write(&minor_rwsem);
dvb_minors[dvbdev->minor] = NULL;
+ dvb_device_put(dvbdev);
up_write(&minor_rwsem);
dvb_media_device_free(dvbdev);
@@ -568,21 +574,34 @@ void dvb_remove_device(struct dvb_device *dvbdev)
EXPORT_SYMBOL(dvb_remove_device);
-void dvb_free_device(struct dvb_device *dvbdev)
+static void dvb_free_device(struct kref *ref)
{
- if (!dvbdev)
- return;
+ struct dvb_device *dvbdev = container_of(ref, struct dvb_device, ref);
kfree (dvbdev->fops);
kfree (dvbdev);
}
-EXPORT_SYMBOL(dvb_free_device);
+
+
+struct dvb_device *dvb_device_get(struct dvb_device *dvbdev)
+{
+ kref_get(&dvbdev->ref);
+ return dvbdev;
+}
+EXPORT_SYMBOL(dvb_device_get);
+
+
+void dvb_device_put(struct dvb_device *dvbdev)
+{
+ if (dvbdev)
+ kref_put(&dvbdev->ref, dvb_free_device);
+}
void dvb_unregister_device(struct dvb_device *dvbdev)
{
dvb_remove_device(dvbdev);
- dvb_free_device(dvbdev);
+ dvb_device_put(dvbdev);
}
EXPORT_SYMBOL(dvb_unregister_device);
diff --git a/drivers/media/dvb-frontends/bcm3510.c b/drivers/media/dvb-frontends/bcm3510.c
index e92542b..6457b09 100644
--- a/drivers/media/dvb-frontends/bcm3510.c
+++ b/drivers/media/dvb-frontends/bcm3510.c
@@ -649,6 +649,7 @@ static int bcm3510_download_firmware(struct dvb_frontend* fe)
deb_info("firmware chunk, addr: 0x%04x, len: 0x%04x, total length: 0x%04zx\n",addr,len,fw->size);
if ((ret = bcm3510_write_ram(st,addr,&b[i+4],len)) < 0) {
err("firmware download failed: %d\n",ret);
+ release_firmware(fw);
return ret;
}
i += 4 + len;
diff --git a/drivers/media/dvb-frontends/stv0288.c b/drivers/media/dvb-frontends/stv0288.c
index 3d54a0e..3ae1f3a 100644
--- a/drivers/media/dvb-frontends/stv0288.c
+++ b/drivers/media/dvb-frontends/stv0288.c
@@ -440,9 +440,8 @@ static int stv0288_set_frontend(struct dvb_frontend *fe)
struct stv0288_state *state = fe->demodulator_priv;
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
- char tm;
- unsigned char tda[3];
- u8 reg, time_out = 0;
+ u8 tda[3], reg, time_out = 0;
+ s8 tm;
dprintk("%s : FE_SET_FRONTEND\n", __func__);
diff --git a/drivers/media/i2c/ad5820.c b/drivers/media/i2c/ad5820.c
index 7a49651..d7d85ede 100644
--- a/drivers/media/i2c/ad5820.c
+++ b/drivers/media/i2c/ad5820.c
@@ -314,18 +314,18 @@ static int ad5820_probe(struct i2c_client *client,
ret = media_entity_pads_init(&coil->subdev.entity, 0, NULL);
if (ret < 0)
- goto cleanup2;
+ goto clean_mutex;
ret = v4l2_async_register_subdev(&coil->subdev);
if (ret < 0)
- goto cleanup;
+ goto clean_entity;
return ret;
-cleanup2:
- mutex_destroy(&coil->power_lock);
-cleanup:
+clean_entity:
media_entity_cleanup(&coil->subdev.entity);
+clean_mutex:
+ mutex_destroy(&coil->power_lock);
return ret;
}
diff --git a/drivers/media/pci/saa7164/saa7164-core.c b/drivers/media/pci/saa7164/saa7164-core.c
index 9ae04e1..59b039b 100644
--- a/drivers/media/pci/saa7164/saa7164-core.c
+++ b/drivers/media/pci/saa7164/saa7164-core.c
@@ -1227,7 +1227,7 @@ static int saa7164_initdev(struct pci_dev *pci_dev,
if (saa7164_dev_setup(dev) < 0) {
err = -EINVAL;
- goto fail_free;
+ goto fail_dev;
}
/* print pci info */
@@ -1395,6 +1395,8 @@ static int saa7164_initdev(struct pci_dev *pci_dev,
fail_irq:
saa7164_dev_unregister(dev);
+fail_dev:
+ pci_disable_device(pci_dev);
fail_free:
v4l2_device_unregister(&dev->v4l2_dev);
kfree(dev);
diff --git a/drivers/media/pci/solo6x10/solo6x10-core.c b/drivers/media/pci/solo6x10/solo6x10-core.c
index 6e1ba48..c52ee141 100644
--- a/drivers/media/pci/solo6x10/solo6x10-core.c
+++ b/drivers/media/pci/solo6x10/solo6x10-core.c
@@ -420,6 +420,7 @@ static int solo_sysfs_init(struct solo_dev *solo_dev)
solo_dev->nr_chans);
if (device_register(dev)) {
+ put_device(dev);
dev->parent = NULL;
return -ENOMEM;
}
diff --git a/drivers/media/platform/coda/coda-bit.c b/drivers/media/platform/coda/coda-bit.c
index e6b68be..73023d3 100644
--- a/drivers/media/platform/coda/coda-bit.c
+++ b/drivers/media/platform/coda/coda-bit.c
@@ -852,7 +852,7 @@ static void coda_setup_iram(struct coda_ctx *ctx)
/* Only H.264BP and H.263P3 are considered */
iram_info->buf_dbk_y_use = coda_iram_alloc(iram_info, w64);
iram_info->buf_dbk_c_use = coda_iram_alloc(iram_info, w64);
- if (!iram_info->buf_dbk_c_use)
+ if (!iram_info->buf_dbk_y_use || !iram_info->buf_dbk_c_use)
goto out;
iram_info->axi_sram_use |= dbk_bits;
@@ -876,7 +876,7 @@ static void coda_setup_iram(struct coda_ctx *ctx)
iram_info->buf_dbk_y_use = coda_iram_alloc(iram_info, w128);
iram_info->buf_dbk_c_use = coda_iram_alloc(iram_info, w128);
- if (!iram_info->buf_dbk_c_use)
+ if (!iram_info->buf_dbk_y_use || !iram_info->buf_dbk_c_use)
goto out;
iram_info->axi_sram_use |= dbk_bits;
@@ -1082,10 +1082,16 @@ static int coda_start_encoding(struct coda_ctx *ctx)
}
if (dst_fourcc == V4L2_PIX_FMT_JPEG) {
- if (!ctx->params.jpeg_qmat_tab[0])
+ if (!ctx->params.jpeg_qmat_tab[0]) {
ctx->params.jpeg_qmat_tab[0] = kmalloc(64, GFP_KERNEL);
- if (!ctx->params.jpeg_qmat_tab[1])
+ if (!ctx->params.jpeg_qmat_tab[0])
+ return -ENOMEM;
+ }
+ if (!ctx->params.jpeg_qmat_tab[1]) {
ctx->params.jpeg_qmat_tab[1] = kmalloc(64, GFP_KERNEL);
+ if (!ctx->params.jpeg_qmat_tab[1])
+ return -ENOMEM;
+ }
coda_set_jpeg_compression_quality(ctx, ctx->params.jpeg_quality);
}
diff --git a/drivers/media/platform/exynos4-is/fimc-core.c b/drivers/media/platform/exynos4-is/fimc-core.c
index cde60fb..5b06c83 100644
--- a/drivers/media/platform/exynos4-is/fimc-core.c
+++ b/drivers/media/platform/exynos4-is/fimc-core.c
@@ -1231,7 +1231,7 @@ int __init fimc_register_driver(void)
return platform_driver_register(&fimc_driver);
}
-void __exit fimc_unregister_driver(void)
+void fimc_unregister_driver(void)
{
platform_driver_unregister(&fimc_driver);
}
diff --git a/drivers/media/platform/exynos4-is/media-dev.c b/drivers/media/platform/exynos4-is/media-dev.c
index a07d796..707feb3 100644
--- a/drivers/media/platform/exynos4-is/media-dev.c
+++ b/drivers/media/platform/exynos4-is/media-dev.c
@@ -1581,7 +1581,11 @@ static int __init fimc_md_init(void)
if (ret)
return ret;
- return platform_driver_register(&fimc_md_driver);
+ ret = platform_driver_register(&fimc_md_driver);
+ if (ret)
+ fimc_unregister_driver();
+
+ return ret;
}
static void __exit fimc_md_exit(void)
diff --git a/drivers/media/platform/qcom/camss/camss-video.c b/drivers/media/platform/qcom/camss/camss-video.c
index 4c2675b..6a5ec13 100644
--- a/drivers/media/platform/qcom/camss/camss-video.c
+++ b/drivers/media/platform/qcom/camss/camss-video.c
@@ -438,7 +438,7 @@ static int video_start_streaming(struct vb2_queue *q, unsigned int count)
ret = media_pipeline_start(&vdev->entity, &video->pipe);
if (ret < 0)
- return ret;
+ goto flush_buffers;
ret = video_check_format(video);
if (ret < 0)
@@ -467,6 +467,7 @@ static int video_start_streaming(struct vb2_queue *q, unsigned int count)
error:
media_pipeline_stop(&vdev->entity);
+flush_buffers:
video->ops->flush_buffers(video, VB2_BUF_STATE_QUEUED);
return ret;
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc.c b/drivers/media/platform/s5p-mfc/s5p_mfc.c
index 9faecd0..d3fd337 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc.c
@@ -1580,8 +1580,18 @@ static struct s5p_mfc_variant mfc_drvdata_v7 = {
.port_num = MFC_NUM_PORTS_V7,
.buf_size = &buf_size_v7,
.fw_name[0] = "s5p-mfc-v7.fw",
- .clk_names = {"mfc", "sclk_mfc"},
- .num_clocks = 2,
+ .clk_names = {"mfc"},
+ .num_clocks = 1,
+};
+
+static struct s5p_mfc_variant mfc_drvdata_v7_3250 = {
+ .version = MFC_VERSION_V7,
+ .version_bit = MFC_V7_BIT,
+ .port_num = MFC_NUM_PORTS_V7,
+ .buf_size = &buf_size_v7,
+ .fw_name[0] = "s5p-mfc-v7.fw",
+ .clk_names = {"mfc", "sclk_mfc"},
+ .num_clocks = 2,
};
static struct s5p_mfc_buf_size_v6 mfc_buf_size_v8 = {
@@ -1652,6 +1662,9 @@ static const struct of_device_id exynos_mfc_match[] = {
.compatible = "samsung,mfc-v7",
.data = &mfc_drvdata_v7,
}, {
+ .compatible = "samsung,exynos3250-mfc",
+ .data = &mfc_drvdata_v7_3250,
+ }, {
.compatible = "samsung,mfc-v8",
.data = &mfc_drvdata_v8,
}, {
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_ctrl.c b/drivers/media/platform/s5p-mfc/s5p_mfc_ctrl.c
index da138c3..58822ec 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_ctrl.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_ctrl.c
@@ -468,8 +468,10 @@ void s5p_mfc_close_mfc_inst(struct s5p_mfc_dev *dev, struct s5p_mfc_ctx *ctx)
s5p_mfc_hw_call(dev->mfc_ops, try_run, dev);
/* Wait until instance is returned or timeout occurred */
if (s5p_mfc_wait_for_done_ctx(ctx,
- S5P_MFC_R2H_CMD_CLOSE_INSTANCE_RET, 0))
+ S5P_MFC_R2H_CMD_CLOSE_INSTANCE_RET, 0)){
+ clear_work_bit_irqsave(ctx);
mfc_err("Err returning instance\n");
+ }
/* Free resources */
s5p_mfc_hw_call(dev->mfc_ops, release_codec_buffers, ctx);
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c b/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c
index 912fe0c..6ed3df5 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c
@@ -1212,6 +1212,7 @@ static int enc_post_frame_start(struct s5p_mfc_ctx *ctx)
unsigned long mb_y_addr, mb_c_addr;
int slice_type;
unsigned int strm_size;
+ bool src_ready;
slice_type = s5p_mfc_hw_call(dev->mfc_ops, get_enc_slice_type, dev);
strm_size = s5p_mfc_hw_call(dev->mfc_ops, get_enc_strm_size, dev);
@@ -1251,7 +1252,8 @@ static int enc_post_frame_start(struct s5p_mfc_ctx *ctx)
}
}
}
- if ((ctx->src_queue_cnt > 0) && (ctx->state == MFCINST_RUNNING)) {
+ if (ctx->src_queue_cnt > 0 && (ctx->state == MFCINST_RUNNING ||
+ ctx->state == MFCINST_FINISHING)) {
mb_entry = list_entry(ctx->src_queue.next, struct s5p_mfc_buf,
list);
if (mb_entry->flags & MFC_BUF_FLAG_USED) {
@@ -1282,7 +1284,13 @@ static int enc_post_frame_start(struct s5p_mfc_ctx *ctx)
vb2_set_plane_payload(&mb_entry->b->vb2_buf, 0, strm_size);
vb2_buffer_done(&mb_entry->b->vb2_buf, VB2_BUF_STATE_DONE);
}
- if ((ctx->src_queue_cnt == 0) || (ctx->dst_queue_cnt == 0))
+
+ src_ready = true;
+ if (ctx->state == MFCINST_RUNNING && ctx->src_queue_cnt == 0)
+ src_ready = false;
+ if (ctx->state == MFCINST_FINISHING && ctx->ref_queue_cnt == 0)
+ src_ready = false;
+ if (!src_ready || ctx->dst_queue_cnt == 0)
clear_work_bit(ctx);
return 0;
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c b/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c
index a1453053..ef8169f 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c
@@ -1060,7 +1060,7 @@ static int s5p_mfc_set_enc_params_h264(struct s5p_mfc_ctx *ctx)
}
/* aspect ratio VUI */
- readl(mfc_regs->e_h264_options);
+ reg = readl(mfc_regs->e_h264_options);
reg &= ~(0x1 << 5);
reg |= ((p_h264->vui_sar & 0x1) << 5);
writel(reg, mfc_regs->e_h264_options);
@@ -1083,7 +1083,7 @@ static int s5p_mfc_set_enc_params_h264(struct s5p_mfc_ctx *ctx)
/* intra picture period for H.264 open GOP */
/* control */
- readl(mfc_regs->e_h264_options);
+ reg = readl(mfc_regs->e_h264_options);
reg &= ~(0x1 << 4);
reg |= ((p_h264->open_gop & 0x1) << 4);
writel(reg, mfc_regs->e_h264_options);
@@ -1097,23 +1097,23 @@ static int s5p_mfc_set_enc_params_h264(struct s5p_mfc_ctx *ctx)
}
/* 'WEIGHTED_BI_PREDICTION' for B is disable */
- readl(mfc_regs->e_h264_options);
+ reg = readl(mfc_regs->e_h264_options);
reg &= ~(0x3 << 9);
writel(reg, mfc_regs->e_h264_options);
/* 'CONSTRAINED_INTRA_PRED_ENABLE' is disable */
- readl(mfc_regs->e_h264_options);
+ reg = readl(mfc_regs->e_h264_options);
reg &= ~(0x1 << 14);
writel(reg, mfc_regs->e_h264_options);
/* ASO */
- readl(mfc_regs->e_h264_options);
+ reg = readl(mfc_regs->e_h264_options);
reg &= ~(0x1 << 6);
reg |= ((p_h264->aso & 0x1) << 6);
writel(reg, mfc_regs->e_h264_options);
/* hier qp enable */
- readl(mfc_regs->e_h264_options);
+ reg = readl(mfc_regs->e_h264_options);
reg &= ~(0x1 << 8);
reg |= ((p_h264->open_gop & 0x1) << 8);
writel(reg, mfc_regs->e_h264_options);
@@ -1134,7 +1134,7 @@ static int s5p_mfc_set_enc_params_h264(struct s5p_mfc_ctx *ctx)
writel(reg, mfc_regs->e_h264_num_t_layer);
/* frame packing SEI generation */
- readl(mfc_regs->e_h264_options);
+ reg = readl(mfc_regs->e_h264_options);
reg &= ~(0x1 << 25);
reg |= ((p_h264->sei_frame_packing & 0x1) << 25);
writel(reg, mfc_regs->e_h264_options);
diff --git a/drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c b/drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c
index 5baada4..69070b7 100644
--- a/drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c
+++ b/drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c
@@ -939,6 +939,7 @@ static int configure_channels(struct c8sectpfei *fei)
if (ret) {
dev_err(fei->dev,
"configure_memdma_and_inputblock failed\n");
+ of_node_put(child);
goto err_unmap;
}
index++;
diff --git a/drivers/media/platform/vivid/vivid-vid-cap.c b/drivers/media/platform/vivid/vivid-vid-cap.c
index 208807d..842ebfe 100644
--- a/drivers/media/platform/vivid/vivid-vid-cap.c
+++ b/drivers/media/platform/vivid/vivid-vid-cap.c
@@ -935,6 +935,7 @@ int vivid_vid_cap_s_selection(struct file *file, void *fh, struct v4l2_selection
if (dev->has_compose_cap) {
v4l2_rect_set_min_size(compose, &min_rect);
v4l2_rect_set_max_size(compose, &max_rect);
+ v4l2_rect_map_inside(compose, &fmt);
}
dev->fmt_cap_rect = fmt;
tpg_s_buf_height(&dev->tpg, fmt.height);
diff --git a/drivers/media/radio/si470x/radio-si470x-usb.c b/drivers/media/radio/si470x/radio-si470x-usb.c
index 3f8634a..1365ae7 100644
--- a/drivers/media/radio/si470x/radio-si470x-usb.c
+++ b/drivers/media/radio/si470x/radio-si470x-usb.c
@@ -733,8 +733,10 @@ static int si470x_usb_driver_probe(struct usb_interface *intf,
/* start radio */
retval = si470x_start_usb(radio);
- if (retval < 0)
+ if (retval < 0 && !radio->int_in_running)
goto err_buf;
+ else if (retval < 0) /* in case of radio->int_in_running == 1 */
+ goto err_all;
/* set initial frequency */
si470x_set_freq(radio, 87.5 * FREQ_MUL); /* available in all regions */
diff --git a/drivers/media/rc/imon.c b/drivers/media/rc/imon.c
index c683a24..d8401ef9 100644
--- a/drivers/media/rc/imon.c
+++ b/drivers/media/rc/imon.c
@@ -604,15 +604,14 @@ static int send_packet(struct imon_context *ictx)
pr_err_ratelimited("error submitting urb(%d)\n", retval);
} else {
/* Wait for transmission to complete (or abort) */
- mutex_unlock(&ictx->lock);
retval = wait_for_completion_interruptible(
&ictx->tx.finished);
if (retval) {
usb_kill_urb(ictx->tx_urb);
pr_err_ratelimited("task interrupted\n");
}
- mutex_lock(&ictx->lock);
+ ictx->tx.busy = false;
retval = ictx->tx.status;
if (retval)
pr_err_ratelimited("packet tx failed (%d)\n", retval);
@@ -919,7 +918,8 @@ static ssize_t vfd_write(struct file *file, const char __user *buf,
return -ENODEV;
}
- mutex_lock(&ictx->lock);
+ if (mutex_lock_interruptible(&ictx->lock))
+ return -ERESTARTSYS;
if (!ictx->dev_present_intf0) {
pr_err_ratelimited("no iMON device present\n");
diff --git a/drivers/media/usb/dvb-usb/az6027.c b/drivers/media/usb/dvb-usb/az6027.c
index 5aa9c50..ffc0db6 100644
--- a/drivers/media/usb/dvb-usb/az6027.c
+++ b/drivers/media/usb/dvb-usb/az6027.c
@@ -975,6 +975,10 @@ static int az6027_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], int n
if (msg[i].addr == 0x99) {
req = 0xBE;
index = 0;
+ if (msg[i].len < 1) {
+ i = -EOPNOTSUPP;
+ break;
+ }
value = msg[i].buf[0] & 0x00ff;
length = 1;
az6027_usb_out_op(d, req, value, index, data, length);
diff --git a/drivers/media/usb/dvb-usb/dvb-usb-init.c b/drivers/media/usb/dvb-usb/dvb-usb-init.c
index e7720ff..cb5bf11 100644
--- a/drivers/media/usb/dvb-usb/dvb-usb-init.c
+++ b/drivers/media/usb/dvb-usb/dvb-usb-init.c
@@ -81,7 +81,7 @@ static int dvb_usb_adapter_init(struct dvb_usb_device *d, short *adapter_nrs)
ret = dvb_usb_adapter_stream_init(adap);
if (ret)
- return ret;
+ goto stream_init_err;
ret = dvb_usb_adapter_dvb_init(adap, adapter_nrs);
if (ret)
@@ -114,6 +114,8 @@ static int dvb_usb_adapter_init(struct dvb_usb_device *d, short *adapter_nrs)
dvb_usb_adapter_dvb_exit(adap);
dvb_init_err:
dvb_usb_adapter_stream_exit(adap);
+stream_init_err:
+ kfree(adap->priv);
return ret;
}
diff --git a/drivers/media/v4l2-core/videobuf-dma-contig.c b/drivers/media/v4l2-core/videobuf-dma-contig.c
index aeb2f49..6a6cd04 100644
--- a/drivers/media/v4l2-core/videobuf-dma-contig.c
+++ b/drivers/media/v4l2-core/videobuf-dma-contig.c
@@ -36,12 +36,11 @@ struct videobuf_dma_contig_memory {
static int __videobuf_dc_alloc(struct device *dev,
struct videobuf_dma_contig_memory *mem,
- unsigned long size, gfp_t flags)
+ unsigned long size)
{
mem->size = size;
- mem->vaddr = dma_alloc_coherent(dev, mem->size,
- &mem->dma_handle, flags);
-
+ mem->vaddr = dma_alloc_coherent(dev, mem->size, &mem->dma_handle,
+ GFP_KERNEL);
if (!mem->vaddr) {
dev_err(dev, "memory alloc size %ld failed\n", mem->size);
return -ENOMEM;
@@ -258,8 +257,7 @@ static int __videobuf_iolock(struct videobuf_queue *q,
return videobuf_dma_contig_user_get(mem, vb);
/* allocate memory for the read() method */
- if (__videobuf_dc_alloc(q->dev, mem, PAGE_ALIGN(vb->size),
- GFP_KERNEL))
+ if (__videobuf_dc_alloc(q->dev, mem, PAGE_ALIGN(vb->size)))
return -ENOMEM;
break;
case V4L2_MEMORY_OVERLAY:
@@ -295,22 +293,18 @@ static int __videobuf_mmap_mapper(struct videobuf_queue *q,
BUG_ON(!mem);
MAGIC_CHECK(mem->magic, MAGIC_DC_MEM);
- if (__videobuf_dc_alloc(q->dev, mem, PAGE_ALIGN(buf->bsize),
- GFP_KERNEL | __GFP_COMP))
+ if (__videobuf_dc_alloc(q->dev, mem, PAGE_ALIGN(buf->bsize)))
goto error;
- /* Try to remap memory */
- vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
-
/* the "vm_pgoff" is just used in v4l2 to find the
* corresponding buffer data structure which is allocated
* earlier and it does not mean the offset from the physical
* buffer start address as usual. So set it to 0 to pass
- * the sanity check in vm_iomap_memory().
+ * the sanity check in dma_mmap_coherent().
*/
vma->vm_pgoff = 0;
-
- retval = vm_iomap_memory(vma, mem->dma_handle, mem->size);
+ retval = dma_mmap_coherent(q->dev, vma, mem->vaddr, mem->dma_handle,
+ mem->size);
if (retval) {
dev_err(q->dev, "mmap: remap failed with error %d. ",
retval);
diff --git a/drivers/misc/cxl/guest.c b/drivers/misc/cxl/guest.c
index 186308f..6334376 100644
--- a/drivers/misc/cxl/guest.c
+++ b/drivers/misc/cxl/guest.c
@@ -959,10 +959,10 @@ int cxl_guest_init_afu(struct cxl *adapter, int slice, struct device_node *afu_n
* if it returns an error!
*/
if ((rc = cxl_register_afu(afu)))
- goto err_put1;
+ goto err_put_dev;
if ((rc = cxl_sysfs_afu_add(afu)))
- goto err_put1;
+ goto err_del_dev;
/*
* pHyp doesn't expose the programming models supported by the
@@ -978,7 +978,7 @@ int cxl_guest_init_afu(struct cxl *adapter, int slice, struct device_node *afu_n
afu->modes_supported = CXL_MODE_DIRECTED;
if ((rc = cxl_afu_select_best_mode(afu)))
- goto err_put2;
+ goto err_remove_sysfs;
adapter->afu[afu->slice] = afu;
@@ -998,10 +998,12 @@ int cxl_guest_init_afu(struct cxl *adapter, int slice, struct device_node *afu_n
return 0;
-err_put2:
+err_remove_sysfs:
cxl_sysfs_afu_remove(afu);
-err_put1:
- device_unregister(&afu->dev);
+err_del_dev:
+ device_del(&afu->dev);
+err_put_dev:
+ put_device(&afu->dev);
free = false;
guest_release_serr_irq(afu);
err2:
@@ -1135,18 +1137,20 @@ struct cxl *cxl_guest_init_adapter(struct device_node *np, struct platform_devic
* even if it returns an error!
*/
if ((rc = cxl_register_adapter(adapter)))
- goto err_put1;
+ goto err_put_dev;
if ((rc = cxl_sysfs_adapter_add(adapter)))
- goto err_put1;
+ goto err_del_dev;
/* release the context lock as the adapter is configured */
cxl_adapter_context_unlock(adapter);
return adapter;
-err_put1:
- device_unregister(&adapter->dev);
+err_del_dev:
+ device_del(&adapter->dev);
+err_put_dev:
+ put_device(&adapter->dev);
free = false;
cxl_guest_remove_chardev(adapter);
err1:
diff --git a/drivers/misc/cxl/pci.c b/drivers/misc/cxl/pci.c
index 2ba899f..d183836 100644
--- a/drivers/misc/cxl/pci.c
+++ b/drivers/misc/cxl/pci.c
@@ -387,6 +387,7 @@ int cxl_calc_capp_routing(struct pci_dev *dev, u64 *chipid,
rc = get_phb_index(np, phb_index);
if (rc) {
pr_err("cxl: invalid phb index\n");
+ of_node_put(np);
return rc;
}
@@ -1164,10 +1165,10 @@ static int pci_init_afu(struct cxl *adapter, int slice, struct pci_dev *dev)
* if it returns an error!
*/
if ((rc = cxl_register_afu(afu)))
- goto err_put1;
+ goto err_put_dev;
if ((rc = cxl_sysfs_afu_add(afu)))
- goto err_put1;
+ goto err_del_dev;
adapter->afu[afu->slice] = afu;
@@ -1176,10 +1177,12 @@ static int pci_init_afu(struct cxl *adapter, int slice, struct pci_dev *dev)
return 0;
-err_put1:
+err_del_dev:
+ device_del(&afu->dev);
+err_put_dev:
pci_deconfigure_afu(afu);
cxl_debugfs_afu_remove(afu);
- device_unregister(&afu->dev);
+ put_device(&afu->dev);
return rc;
err_free_native:
@@ -1667,23 +1670,25 @@ static struct cxl *cxl_pci_init_adapter(struct pci_dev *dev)
* even if it returns an error!
*/
if ((rc = cxl_register_adapter(adapter)))
- goto err_put1;
+ goto err_put_dev;
if ((rc = cxl_sysfs_adapter_add(adapter)))
- goto err_put1;
+ goto err_del_dev;
/* Release the context lock as adapter is configured */
cxl_adapter_context_unlock(adapter);
return adapter;
-err_put1:
+err_del_dev:
+ device_del(&adapter->dev);
+err_put_dev:
/* This should mirror cxl_remove_adapter, except without the
* sysfs parts
*/
cxl_debugfs_adapter_remove(adapter);
cxl_deconfigure_adapter(adapter);
- device_unregister(&adapter->dev);
+ put_device(&adapter->dev);
return ERR_PTR(rc);
err_release:
diff --git a/drivers/misc/ocxl/file.c b/drivers/misc/ocxl/file.c
index e094809..524ded87 100644
--- a/drivers/misc/ocxl/file.c
+++ b/drivers/misc/ocxl/file.c
@@ -543,8 +543,11 @@ int ocxl_file_register_afu(struct ocxl_afu *afu)
goto err_put;
rc = device_register(&info->dev);
- if (rc)
- goto err_put;
+ if (rc) {
+ free_minor(info);
+ put_device(&info->dev);
+ return rc;
+ }
rc = ocxl_sysfs_register_afu(info);
if (rc)
diff --git a/drivers/misc/sgi-gru/grufault.c b/drivers/misc/sgi-gru/grufault.c
index 4b713a8..7f26a78 100644
--- a/drivers/misc/sgi-gru/grufault.c
+++ b/drivers/misc/sgi-gru/grufault.c
@@ -648,6 +648,7 @@ int gru_handle_user_call_os(unsigned long cb)
if ((cb & (GRU_HANDLE_STRIDE - 1)) || ucbnum >= GRU_NUM_CB)
return -EINVAL;
+again:
gts = gru_find_lock_gts(cb);
if (!gts)
return -EINVAL;
@@ -656,7 +657,11 @@ int gru_handle_user_call_os(unsigned long cb)
if (ucbnum >= gts->ts_cbr_au_count * GRU_CBR_AU_SIZE)
goto exit;
- gru_check_context_placement(gts);
+ if (gru_check_context_placement(gts)) {
+ gru_unlock_gts(gts);
+ gru_unload_context(gts, 1);
+ goto again;
+ }
/*
* CCH may contain stale data if ts_force_cch_reload is set.
@@ -874,7 +879,11 @@ int gru_set_context_option(unsigned long arg)
} else {
gts->ts_user_blade_id = req.val1;
gts->ts_user_chiplet_id = req.val0;
- gru_check_context_placement(gts);
+ if (gru_check_context_placement(gts)) {
+ gru_unlock_gts(gts);
+ gru_unload_context(gts, 1);
+ return ret;
+ }
}
break;
case sco_gseg_owner:
diff --git a/drivers/misc/sgi-gru/grumain.c b/drivers/misc/sgi-gru/grumain.c
index 40ac59d..e2325e3 100644
--- a/drivers/misc/sgi-gru/grumain.c
+++ b/drivers/misc/sgi-gru/grumain.c
@@ -716,9 +716,10 @@ static int gru_check_chiplet_assignment(struct gru_state *gru,
* chiplet. Misassignment can occur if the process migrates to a different
* blade or if the user changes the selected blade/chiplet.
*/
-void gru_check_context_placement(struct gru_thread_state *gts)
+int gru_check_context_placement(struct gru_thread_state *gts)
{
struct gru_state *gru;
+ int ret = 0;
/*
* If the current task is the context owner, verify that the
@@ -726,15 +727,23 @@ void gru_check_context_placement(struct gru_thread_state *gts)
* references. Pthread apps use non-owner references to the CBRs.
*/
gru = gts->ts_gru;
+ /*
+ * If gru or gts->ts_tgid_owner isn't initialized properly, return
+ * success to indicate that the caller does not need to unload the
+ * gru context.The caller is responsible for their inspection and
+ * reinitialization if needed.
+ */
if (!gru || gts->ts_tgid_owner != current->tgid)
- return;
+ return ret;
if (!gru_check_chiplet_assignment(gru, gts)) {
STAT(check_context_unload);
- gru_unload_context(gts, 1);
+ ret = -EINVAL;
} else if (gru_retarget_intr(gts)) {
STAT(check_context_retarget_intr);
}
+
+ return ret;
}
@@ -934,7 +943,12 @@ vm_fault_t gru_fault(struct vm_fault *vmf)
mutex_lock(>s->ts_ctxlock);
preempt_disable();
- gru_check_context_placement(gts);
+ if (gru_check_context_placement(gts)) {
+ preempt_enable();
+ mutex_unlock(>s->ts_ctxlock);
+ gru_unload_context(gts, 1);
+ return VM_FAULT_NOPAGE;
+ }
if (!gts->ts_gru) {
STAT(load_user_context);
diff --git a/drivers/misc/sgi-gru/grutables.h b/drivers/misc/sgi-gru/grutables.h
index a7e44b2e..6cebec4 100644
--- a/drivers/misc/sgi-gru/grutables.h
+++ b/drivers/misc/sgi-gru/grutables.h
@@ -637,7 +637,7 @@ extern int gru_user_flush_tlb(unsigned long arg);
extern int gru_user_unload_context(unsigned long arg);
extern int gru_get_exception_detail(unsigned long arg);
extern int gru_set_context_option(unsigned long address);
-extern void gru_check_context_placement(struct gru_thread_state *gts);
+extern int gru_check_context_placement(struct gru_thread_state *gts);
extern int gru_cpu_fault_map_id(void);
extern struct vm_area_struct *gru_find_vma(unsigned long vaddr);
extern void gru_flush_all_tlb(struct gru_state *gru);
diff --git a/drivers/misc/tifm_7xx1.c b/drivers/misc/tifm_7xx1.c
index e6b40aa..8f0ffb4 100644
--- a/drivers/misc/tifm_7xx1.c
+++ b/drivers/misc/tifm_7xx1.c
@@ -190,7 +190,7 @@ static void tifm_7xx1_switch_media(struct work_struct *work)
spin_unlock_irqrestore(&fm->lock, flags);
}
if (sock)
- tifm_free_device(&sock->dev);
+ put_device(&sock->dev);
}
spin_lock_irqsave(&fm->lock, flags);
}
diff --git a/drivers/mmc/host/alcor.c b/drivers/mmc/host/alcor.c
index 026ca91..a8ec2e6 100644
--- a/drivers/mmc/host/alcor.c
+++ b/drivers/mmc/host/alcor.c
@@ -1114,7 +1114,10 @@ static int alcor_pci_sdmmc_drv_probe(struct platform_device *pdev)
alcor_hw_init(host);
dev_set_drvdata(&pdev->dev, host);
- mmc_add_host(mmc);
+ ret = mmc_add_host(mmc);
+ if (ret)
+ goto free_host;
+
return 0;
free_host:
diff --git a/drivers/mmc/host/atmel-mci.c b/drivers/mmc/host/atmel-mci.c
index c26fbe5..9c084f6 100644
--- a/drivers/mmc/host/atmel-mci.c
+++ b/drivers/mmc/host/atmel-mci.c
@@ -2217,6 +2217,7 @@ static int atmci_init_slot(struct atmel_mci *host,
{
struct mmc_host *mmc;
struct atmel_mci_slot *slot;
+ int ret;
mmc = mmc_alloc_host(sizeof(struct atmel_mci_slot), &host->pdev->dev);
if (!mmc)
@@ -2300,11 +2301,13 @@ static int atmci_init_slot(struct atmel_mci *host,
host->slot[id] = slot;
mmc_regulator_get_supply(mmc);
- mmc_add_host(mmc);
+ ret = mmc_add_host(mmc);
+ if (ret) {
+ mmc_free_host(mmc);
+ return ret;
+ }
if (gpio_is_valid(slot->detect_pin)) {
- int ret;
-
timer_setup(&slot->detect_timer, atmci_detect_change, 0);
ret = request_irq(gpio_to_irq(slot->detect_pin),
diff --git a/drivers/mmc/host/meson-gx-mmc.c b/drivers/mmc/host/meson-gx-mmc.c
index 9044faf..95a8ba4 100644
--- a/drivers/mmc/host/meson-gx-mmc.c
+++ b/drivers/mmc/host/meson-gx-mmc.c
@@ -1289,7 +1289,9 @@ static int meson_mmc_probe(struct platform_device *pdev)
}
mmc->ops = &meson_mmc_ops;
- mmc_add_host(mmc);
+ ret = mmc_add_host(mmc);
+ if (ret)
+ goto err_free_irq;
return 0;
diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c
index 7e4bc91..1e5e244 100644
--- a/drivers/mmc/host/mmci.c
+++ b/drivers/mmc/host/mmci.c
@@ -2079,7 +2079,9 @@ static int mmci_probe(struct amba_device *dev,
pm_runtime_set_autosuspend_delay(&dev->dev, 50);
pm_runtime_use_autosuspend(&dev->dev);
- mmc_add_host(mmc);
+ ret = mmc_add_host(mmc);
+ if (ret)
+ goto clk_disable;
pm_runtime_put(&dev->dev);
return 0;
diff --git a/drivers/mmc/host/moxart-mmc.c b/drivers/mmc/host/moxart-mmc.c
index 1552d1f..52307dc 100644
--- a/drivers/mmc/host/moxart-mmc.c
+++ b/drivers/mmc/host/moxart-mmc.c
@@ -660,7 +660,9 @@ static int moxart_probe(struct platform_device *pdev)
goto out;
dev_set_drvdata(dev, mmc);
- mmc_add_host(mmc);
+ ret = mmc_add_host(mmc);
+ if (ret)
+ goto out;
dev_dbg(dev, "IRQ=%d, FIFO is %d bytes\n", irq, host->fifo_width);
diff --git a/drivers/mmc/host/mxcmmc.c b/drivers/mmc/host/mxcmmc.c
index 011b59a..9165af4 100644
--- a/drivers/mmc/host/mxcmmc.c
+++ b/drivers/mmc/host/mxcmmc.c
@@ -1158,7 +1158,9 @@ static int mxcmci_probe(struct platform_device *pdev)
timer_setup(&host->watchdog, mxcmci_watchdog, 0);
- mmc_add_host(mmc);
+ ret = mmc_add_host(mmc);
+ if (ret)
+ goto out_free_dma;
return 0;
diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
index d0df054..ee9edf8 100644
--- a/drivers/mmc/host/omap_hsmmc.c
+++ b/drivers/mmc/host/omap_hsmmc.c
@@ -1998,7 +1998,9 @@ static int omap_hsmmc_probe(struct platform_device *pdev)
if (!ret)
mmc->caps |= MMC_CAP_SDIO_IRQ;
- mmc_add_host(mmc);
+ ret = mmc_add_host(mmc);
+ if (ret)
+ goto err_irq;
if (mmc_pdata(host)->name != NULL) {
ret = device_create_file(&mmc->class_dev, &dev_attr_slot_name);
diff --git a/drivers/mmc/host/pxamci.c b/drivers/mmc/host/pxamci.c
index 99f3958..7f96df4 100644
--- a/drivers/mmc/host/pxamci.c
+++ b/drivers/mmc/host/pxamci.c
@@ -761,7 +761,12 @@ static int pxamci_probe(struct platform_device *pdev)
dev_warn(dev, "gpio_ro and get_ro() both defined\n");
}
- mmc_add_host(mmc);
+ ret = mmc_add_host(mmc);
+ if (ret) {
+ if (host->pdata && host->pdata->exit)
+ host->pdata->exit(dev, mmc);
+ goto out;
+ }
return 0;
diff --git a/drivers/mmc/host/rtsx_usb_sdmmc.c b/drivers/mmc/host/rtsx_usb_sdmmc.c
index 81d0dfe..3261560 100644
--- a/drivers/mmc/host/rtsx_usb_sdmmc.c
+++ b/drivers/mmc/host/rtsx_usb_sdmmc.c
@@ -1338,6 +1338,7 @@ static int rtsx_usb_sdmmc_drv_probe(struct platform_device *pdev)
#ifdef RTSX_USB_USE_LEDS_CLASS
int err;
#endif
+ int ret;
ucr = usb_get_intfdata(to_usb_interface(pdev->dev.parent));
if (!ucr)
@@ -1374,7 +1375,15 @@ static int rtsx_usb_sdmmc_drv_probe(struct platform_device *pdev)
INIT_WORK(&host->led_work, rtsx_usb_update_led);
#endif
- mmc_add_host(mmc);
+ ret = mmc_add_host(mmc);
+ if (ret) {
+#ifdef RTSX_USB_USE_LEDS_CLASS
+ led_classdev_unregister(&host->led);
+#endif
+ mmc_free_host(mmc);
+ pm_runtime_disable(&pdev->dev);
+ return ret;
+ }
return 0;
}
diff --git a/drivers/mmc/host/sdhci-sprd.c b/drivers/mmc/host/sdhci-sprd.c
index e513dee..80f8d45 100644
--- a/drivers/mmc/host/sdhci-sprd.c
+++ b/drivers/mmc/host/sdhci-sprd.c
@@ -224,13 +224,15 @@ static inline void _sdhci_sprd_set_clock(struct sdhci_host *host,
div = ((div & 0x300) >> 2) | ((div & 0xFF) << 8);
sdhci_enable_clk(host, div);
- /* enable auto gate sdhc_enable_auto_gate */
- 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);
+ /* 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);
+ }
}
}
diff --git a/drivers/mmc/host/sdhci_f_sdh30.c b/drivers/mmc/host/sdhci_f_sdh30.c
index f8b939e..9548d02 100644
--- a/drivers/mmc/host/sdhci_f_sdh30.c
+++ b/drivers/mmc/host/sdhci_f_sdh30.c
@@ -194,6 +194,9 @@ static int sdhci_f_sdh30_probe(struct platform_device *pdev)
if (reg & SDHCI_CAN_DO_8BIT)
priv->vendor_hs200 = F_SDH30_EMMC_HS200;
+ if (!(reg & SDHCI_TIMEOUT_CLK_MASK))
+ host->quirks |= SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK;
+
ret = sdhci_add_host(host);
if (ret)
goto err_add_host;
diff --git a/drivers/mmc/host/toshsd.c b/drivers/mmc/host/toshsd.c
index 8d037c2..497791f 100644
--- a/drivers/mmc/host/toshsd.c
+++ b/drivers/mmc/host/toshsd.c
@@ -651,7 +651,9 @@ static int toshsd_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
if (ret)
goto unmap;
- mmc_add_host(mmc);
+ ret = mmc_add_host(mmc);
+ if (ret)
+ goto free_irq;
base = pci_resource_start(pdev, 0);
dev_dbg(&pdev->dev, "MMIO %pa, IRQ %d\n", &base, pdev->irq);
@@ -660,6 +662,8 @@ static int toshsd_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
return 0;
+free_irq:
+ free_irq(pdev->irq, host);
unmap:
pci_iounmap(pdev, host->ioaddr);
release:
diff --git a/drivers/mmc/host/via-sdmmc.c b/drivers/mmc/host/via-sdmmc.c
index 721e5dd..2c4d390 100644
--- a/drivers/mmc/host/via-sdmmc.c
+++ b/drivers/mmc/host/via-sdmmc.c
@@ -1154,7 +1154,9 @@ static int via_sd_probe(struct pci_dev *pcidev,
pcidev->subsystem_device == 0x3891)
sdhost->quirks = VIA_CRDR_QUIRK_300MS_PWRDELAY;
- mmc_add_host(mmc);
+ ret = mmc_add_host(mmc);
+ if (ret)
+ goto unmap;
return 0;
diff --git a/drivers/mmc/host/vub300.c b/drivers/mmc/host/vub300.c
index 5e1d702..58cc3c9 100644
--- a/drivers/mmc/host/vub300.c
+++ b/drivers/mmc/host/vub300.c
@@ -2049,6 +2049,7 @@ static void vub300_enable_sdio_irq(struct mmc_host *mmc, int enable)
return;
kref_get(&vub300->kref);
if (enable) {
+ set_current_state(TASK_RUNNING);
mutex_lock(&vub300->irq_mutex);
if (vub300->irqs_queued) {
vub300->irqs_queued -= 1;
@@ -2064,6 +2065,7 @@ static void vub300_enable_sdio_irq(struct mmc_host *mmc, int enable)
vub300_queue_poll_work(vub300, 0);
}
mutex_unlock(&vub300->irq_mutex);
+ set_current_state(TASK_INTERRUPTIBLE);
} else {
vub300->irq_enabled = 0;
}
@@ -2306,14 +2308,14 @@ static int vub300_probe(struct usb_interface *interface,
0x0000, 0x0000, &vub300->system_port_status,
sizeof(vub300->system_port_status), 1000);
if (retval < 0) {
- goto error4;
+ goto error5;
} else if (sizeof(vub300->system_port_status) == retval) {
vub300->card_present =
(0x0001 & vub300->system_port_status.port_flags) ? 1 : 0;
vub300->read_only =
(0x0010 & vub300->system_port_status.port_flags) ? 1 : 0;
} else {
- goto error4;
+ goto error5;
}
usb_set_intfdata(interface, vub300);
INIT_DELAYED_WORK(&vub300->pollwork, vub300_pollwork_thread);
@@ -2336,8 +2338,13 @@ static int vub300_probe(struct usb_interface *interface,
"USB vub300 remote SDIO host controller[%d]"
"connected with no SD/SDIO card inserted\n",
interface_to_InterfaceNumber(interface));
- mmc_add_host(mmc);
+ retval = mmc_add_host(mmc);
+ if (retval)
+ goto error6;
+
return 0;
+error6:
+ del_timer_sync(&vub300->inactivity_timer);
error5:
mmc_free_host(mmc);
/*
diff --git a/drivers/mmc/host/wbsd.c b/drivers/mmc/host/wbsd.c
index 740179f..639f87b 100644
--- a/drivers/mmc/host/wbsd.c
+++ b/drivers/mmc/host/wbsd.c
@@ -1701,7 +1701,17 @@ static int wbsd_init(struct device *dev, int base, int irq, int dma,
*/
wbsd_init_device(host);
- mmc_add_host(mmc);
+ ret = mmc_add_host(mmc);
+ if (ret) {
+ if (!pnp)
+ wbsd_chip_poweroff(host);
+
+ wbsd_release_resources(host);
+ wbsd_free_mmc(dev);
+
+ mmc_free_host(mmc);
+ return ret;
+ }
pr_info("%s: W83L51xD", mmc_hostname(mmc));
if (host->chip_id != 0)
diff --git a/drivers/mmc/host/wmt-sdmmc.c b/drivers/mmc/host/wmt-sdmmc.c
index d774068..b1e4199 100644
--- a/drivers/mmc/host/wmt-sdmmc.c
+++ b/drivers/mmc/host/wmt-sdmmc.c
@@ -859,11 +859,15 @@ static int wmt_mci_probe(struct platform_device *pdev)
/* configure the controller to a known 'ready' state */
wmt_reset_hardware(mmc);
- mmc_add_host(mmc);
+ ret = mmc_add_host(mmc);
+ if (ret)
+ goto fail7;
dev_info(&pdev->dev, "WMT SDHC Controller initialized\n");
return 0;
+fail7:
+ clk_disable_unprepare(priv->clk_sdmmc);
fail6:
clk_put(priv->clk_sdmmc);
fail5_and_a_half:
diff --git a/drivers/mtd/lpddr/lpddr2_nvm.c b/drivers/mtd/lpddr/lpddr2_nvm.c
index 72f5c7b..add4386 100644
--- a/drivers/mtd/lpddr/lpddr2_nvm.c
+++ b/drivers/mtd/lpddr/lpddr2_nvm.c
@@ -433,6 +433,8 @@ static int lpddr2_nvm_probe(struct platform_device *pdev)
/* lpddr2_nvm address range */
add_range = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!add_range)
+ return -ENODEV;
/* Populate map_info data structure */
*map = (struct map_info) {
diff --git a/drivers/mtd/maps/pxa2xx-flash.c b/drivers/mtd/maps/pxa2xx-flash.c
index 7d96758..6e5e557 100644
--- a/drivers/mtd/maps/pxa2xx-flash.c
+++ b/drivers/mtd/maps/pxa2xx-flash.c
@@ -66,6 +66,7 @@ static int pxa2xx_flash_probe(struct platform_device *pdev)
if (!info->map.virt) {
printk(KERN_WARNING "Failed to ioremap %s\n",
info->map.name);
+ kfree(info);
return -ENOMEM;
}
info->map.cached = ioremap_cache(info->map.phys, info->map.size);
@@ -87,6 +88,7 @@ static int pxa2xx_flash_probe(struct platform_device *pdev)
iounmap((void *)info->map.virt);
if (info->map.cached)
iounmap(info->map.cached);
+ kfree(info);
return -EIO;
}
info->mtd->dev.parent = &pdev->dev;
diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c
index ac5d3b6..83012d7 100644
--- a/drivers/mtd/mtdcore.c
+++ b/drivers/mtd/mtdcore.c
@@ -673,8 +673,10 @@ int add_mtd_device(struct mtd_info *mtd)
dev_set_drvdata(&mtd->dev, mtd);
of_node_get(mtd_get_of_node(mtd));
error = device_register(&mtd->dev);
- if (error)
+ if (error) {
+ put_device(&mtd->dev);
goto fail_added;
+ }
/* Add the nvmem provider */
error = mtd_nvmem_add(mtd);
diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c
index dd6963e..dc7f5db 100644
--- a/drivers/mtd/spi-nor/spi-nor.c
+++ b/drivers/mtd/spi-nor/spi-nor.c
@@ -1010,6 +1010,8 @@ spi_nor_find_best_erase_type(const struct spi_nor_erase_map *map,
continue;
erase = &map->erase_type[i];
+ if (!erase->size)
+ continue;
/* Alignment is not mandatory for overlaid regions */
if (region->offset & SNOR_OVERLAID_REGION &&
diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c
index 0d6cd2a..0c4e6fc 100644
--- a/drivers/net/bonding/bond_3ad.c
+++ b/drivers/net/bonding/bond_3ad.c
@@ -1529,6 +1529,7 @@ static void ad_port_selection_logic(struct port *port, bool *update_slave_arr)
slave_err(bond->dev, port->slave->dev,
"Port %d did not find a suitable aggregator\n",
port->actor_port_number);
+ return;
}
}
/* if all aggregator's ports are READY_N == TRUE, set ready=TRUE
diff --git a/drivers/net/bonding/bond_alb.c b/drivers/net/bonding/bond_alb.c
index 8bee935..20114e1d 100644
--- a/drivers/net/bonding/bond_alb.c
+++ b/drivers/net/bonding/bond_alb.c
@@ -1360,7 +1360,7 @@ netdev_tx_t bond_tlb_xmit(struct sk_buff *skb, struct net_device *bond_dev)
struct bond_up_slave *slaves;
unsigned int count;
- slaves = rcu_dereference(bond->slave_arr);
+ slaves = rcu_dereference(bond->usable_slaves);
count = slaves ? READ_ONCE(slaves->count) : 0;
if (likely(count))
tx_slave = slaves->arr[hash_index %
@@ -1494,7 +1494,7 @@ netdev_tx_t bond_alb_xmit(struct sk_buff *skb, struct net_device *bond_dev)
struct bond_up_slave *slaves;
unsigned int count;
- slaves = rcu_dereference(bond->slave_arr);
+ slaves = rcu_dereference(bond->usable_slaves);
count = slaves ? READ_ONCE(slaves->count) : 0;
if (likely(count))
tx_slave = slaves->arr[bond_xmit_hash(bond, skb) %
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 246bcbd..0885991 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -2102,12 +2102,21 @@ static int bond_slave_info_query(struct net_device *bond_dev, struct ifslave *in
/* called with rcu_read_lock() */
static int bond_miimon_inspect(struct bonding *bond)
{
+ bool ignore_updelay = false;
int link_state, commit = 0;
struct list_head *iter;
struct slave *slave;
- bool ignore_updelay;
- ignore_updelay = !rcu_dereference(bond->curr_active_slave);
+ if (BOND_MODE(bond) == BOND_MODE_ACTIVEBACKUP) {
+ ignore_updelay = !rcu_dereference(bond->curr_active_slave);
+ } else {
+ struct bond_up_slave *usable_slaves;
+
+ usable_slaves = rcu_dereference(bond->usable_slaves);
+
+ if (usable_slaves && usable_slaves->count == 0)
+ ignore_updelay = true;
+ }
bond_for_each_slave_rcu(bond, slave, iter) {
bond_propose_link_state(slave, BOND_LINK_NOCHANGE);
@@ -4040,6 +4049,29 @@ static void bond_slave_arr_handler(struct work_struct *work)
bond_slave_arr_work_rearm(bond, 1);
}
+static void bond_skip_slave(struct bond_up_slave *slaves,
+ struct slave *skipslave)
+{
+ int idx;
+
+ /* Rare situation where caller has asked to skip a specific
+ * slave but allocation failed (most likely!). BTW this is
+ * only possible when the call is initiated from
+ * __bond_release_one(). In this situation; overwrite the
+ * skipslave entry in the array with the last entry from the
+ * array to avoid a situation where the xmit path may choose
+ * this to-be-skipped slave to send a packet out.
+ */
+ for (idx = 0; slaves && idx < slaves->count; idx++) {
+ if (skipslave == slaves->arr[idx]) {
+ slaves->arr[idx] =
+ slaves->arr[slaves->count - 1];
+ slaves->count--;
+ break;
+ }
+ }
+}
+
/* Build the usable slaves array in control path for modes that use xmit-hash
* to determine the slave interface -
* (a) BOND_MODE_8023AD
@@ -4050,9 +4082,9 @@ static void bond_slave_arr_handler(struct work_struct *work)
*/
int bond_update_slave_arr(struct bonding *bond, struct slave *skipslave)
{
+ struct bond_up_slave *usable_slaves, *old_usable_slaves;
struct slave *slave;
struct list_head *iter;
- struct bond_up_slave *new_arr, *old_arr;
int agg_id = 0;
int ret = 0;
@@ -4060,11 +4092,10 @@ int bond_update_slave_arr(struct bonding *bond, struct slave *skipslave)
WARN_ON(lockdep_is_held(&bond->mode_lock));
#endif
- new_arr = kzalloc(offsetof(struct bond_up_slave, arr[bond->slave_cnt]),
- GFP_KERNEL);
- if (!new_arr) {
+ usable_slaves = kzalloc(struct_size(usable_slaves, arr,
+ bond->slave_cnt), GFP_KERNEL);
+ if (!usable_slaves) {
ret = -ENOMEM;
- pr_err("Failed to build slave-array.\n");
goto out;
}
if (BOND_MODE(bond) == BOND_MODE_8023AD) {
@@ -4072,14 +4103,14 @@ int bond_update_slave_arr(struct bonding *bond, struct slave *skipslave)
if (bond_3ad_get_active_agg_info(bond, &ad_info)) {
pr_debug("bond_3ad_get_active_agg_info failed\n");
- kfree_rcu(new_arr, rcu);
+ kfree_rcu(usable_slaves, rcu);
/* No active aggragator means it's not safe to use
* the previous array.
*/
- old_arr = rtnl_dereference(bond->slave_arr);
- if (old_arr) {
- RCU_INIT_POINTER(bond->slave_arr, NULL);
- kfree_rcu(old_arr, rcu);
+ old_usable_slaves = rtnl_dereference(bond->usable_slaves);
+ if (old_usable_slaves) {
+ RCU_INIT_POINTER(bond->usable_slaves, NULL);
+ kfree_rcu(old_usable_slaves, rcu);
}
goto out;
}
@@ -4099,37 +4130,20 @@ int bond_update_slave_arr(struct bonding *bond, struct slave *skipslave)
continue;
slave_dbg(bond->dev, slave->dev, "Adding slave to tx hash array[%d]\n",
- new_arr->count);
+ usable_slaves->count);
- new_arr->arr[new_arr->count++] = slave;
+ usable_slaves->arr[usable_slaves->count++] = slave;
}
- old_arr = rtnl_dereference(bond->slave_arr);
- rcu_assign_pointer(bond->slave_arr, new_arr);
- if (old_arr)
- kfree_rcu(old_arr, rcu);
+ old_usable_slaves = rtnl_dereference(bond->usable_slaves);
+ rcu_assign_pointer(bond->usable_slaves, usable_slaves);
+ if (old_usable_slaves)
+ kfree_rcu(old_usable_slaves, rcu);
out:
- if (ret != 0 && skipslave) {
- int idx;
+ if (ret != 0 && skipslave)
+ bond_skip_slave(rtnl_dereference(bond->usable_slaves),
+ skipslave);
- /* Rare situation where caller has asked to skip a specific
- * slave but allocation failed (most likely!). BTW this is
- * only possible when the call is initiated from
- * __bond_release_one(). In this situation; overwrite the
- * skipslave entry in the array with the last entry from the
- * array to avoid a situation where the xmit path may choose
- * this to-be-skipped slave to send a packet out.
- */
- old_arr = rtnl_dereference(bond->slave_arr);
- for (idx = 0; old_arr != NULL && idx < old_arr->count; idx++) {
- if (skipslave == old_arr->arr[idx]) {
- old_arr->arr[idx] =
- old_arr->arr[old_arr->count-1];
- old_arr->count--;
- break;
- }
- }
- }
return ret;
}
@@ -4145,7 +4159,7 @@ static netdev_tx_t bond_3ad_xor_xmit(struct sk_buff *skb,
struct bond_up_slave *slaves;
unsigned int count;
- slaves = rcu_dereference(bond->slave_arr);
+ slaves = rcu_dereference(bond->usable_slaves);
count = slaves ? READ_ONCE(slaves->count) : 0;
if (likely(count)) {
slave = slaves->arr[bond_xmit_hash(bond, skb) % count];
@@ -4452,9 +4466,9 @@ static void bond_uninit(struct net_device *bond_dev)
__bond_release_one(bond_dev, slave->dev, true, true);
netdev_info(bond_dev, "Released all slaves\n");
- arr = rtnl_dereference(bond->slave_arr);
+ arr = rtnl_dereference(bond->usable_slaves);
if (arr) {
- RCU_INIT_POINTER(bond->slave_arr, NULL);
+ RCU_INIT_POINTER(bond->usable_slaves, NULL);
kfree_rcu(arr, rcu);
}
diff --git a/drivers/net/can/m_can/tcan4x5x.c b/drivers/net/can/m_can/tcan4x5x.c
index 0d66582..b312cbf 100644
--- a/drivers/net/can/m_can/tcan4x5x.c
+++ b/drivers/net/can/m_can/tcan4x5x.c
@@ -291,11 +291,6 @@ static int tcan4x5x_clear_interrupts(struct m_can_classdev *cdev)
if (ret)
return ret;
- ret = tcan4x5x_write_tcan_reg(cdev, TCAN4X5X_MCAN_INT_REG,
- TCAN4X5X_ENABLE_MCAN_INT);
- if (ret)
- return ret;
-
ret = tcan4x5x_write_tcan_reg(cdev, TCAN4X5X_INT_FLAGS,
TCAN4X5X_CLEAR_ALL_INT);
if (ret)
diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb.h b/drivers/net/can/usb/kvaser_usb/kvaser_usb.h
index 62958f0..5699531 100644
--- a/drivers/net/can/usb/kvaser_usb/kvaser_usb.h
+++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb.h
@@ -76,6 +76,14 @@ struct kvaser_usb_tx_urb_context {
int dlc;
};
+struct kvaser_usb_busparams {
+ __le32 bitrate;
+ u8 tseg1;
+ u8 tseg2;
+ u8 sjw;
+ u8 nsamples;
+} __packed;
+
struct kvaser_usb {
struct usb_device *udev;
struct usb_interface *intf;
@@ -104,13 +112,19 @@ struct kvaser_usb_net_priv {
struct can_priv can;
struct can_berr_counter bec;
+ /* subdriver-specific data */
+ void *sub_priv;
+
struct kvaser_usb *dev;
struct net_device *netdev;
int channel;
- struct completion start_comp, stop_comp, flush_comp;
+ struct completion start_comp, stop_comp, flush_comp,
+ get_busparams_comp;
struct usb_anchor tx_submitted;
+ struct kvaser_usb_busparams busparams_nominal, busparams_data;
+
spinlock_t tx_contexts_lock; /* lock for active_tx_contexts */
int active_tx_contexts;
struct kvaser_usb_tx_urb_context tx_contexts[];
@@ -120,11 +134,15 @@ struct kvaser_usb_net_priv {
* struct kvaser_usb_dev_ops - Device specific functions
* @dev_set_mode: used for can.do_set_mode
* @dev_set_bittiming: used for can.do_set_bittiming
+ * @dev_get_busparams: readback arbitration busparams
* @dev_set_data_bittiming: used for can.do_set_data_bittiming
+ * @dev_get_data_busparams: readback data busparams
* @dev_get_berr_counter: used for can.do_get_berr_counter
*
* @dev_setup_endpoints: setup USB in and out endpoints
* @dev_init_card: initialize card
+ * @dev_init_channel: initialize channel
+ * @dev_remove_channel: uninitialize channel
* @dev_get_software_info: get software info
* @dev_get_software_details: get software details
* @dev_get_card_info: get card info
@@ -140,12 +158,18 @@ struct kvaser_usb_net_priv {
*/
struct kvaser_usb_dev_ops {
int (*dev_set_mode)(struct net_device *netdev, enum can_mode mode);
- int (*dev_set_bittiming)(struct net_device *netdev);
- int (*dev_set_data_bittiming)(struct net_device *netdev);
+ int (*dev_set_bittiming)(const struct net_device *netdev,
+ const struct kvaser_usb_busparams *busparams);
+ int (*dev_get_busparams)(struct kvaser_usb_net_priv *priv);
+ int (*dev_set_data_bittiming)(const struct net_device *netdev,
+ const struct kvaser_usb_busparams *busparams);
+ int (*dev_get_data_busparams)(struct kvaser_usb_net_priv *priv);
int (*dev_get_berr_counter)(const struct net_device *netdev,
struct can_berr_counter *bec);
int (*dev_setup_endpoints)(struct kvaser_usb *dev);
int (*dev_init_card)(struct kvaser_usb *dev);
+ int (*dev_init_channel)(struct kvaser_usb_net_priv *priv);
+ void (*dev_remove_channel)(struct kvaser_usb_net_priv *priv);
int (*dev_get_software_info)(struct kvaser_usb *dev);
int (*dev_get_software_details)(struct kvaser_usb *dev);
int (*dev_get_card_info)(struct kvaser_usb *dev);
diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c b/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c
index 7491f85..1f015b4 100644
--- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c
+++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c
@@ -416,10 +416,6 @@ static int kvaser_usb_open(struct net_device *netdev)
if (err)
return err;
- err = kvaser_usb_setup_rx_urbs(dev);
- if (err)
- goto error;
-
err = ops->dev_set_opt_mode(priv);
if (err)
goto error;
@@ -510,6 +506,93 @@ static int kvaser_usb_close(struct net_device *netdev)
return 0;
}
+static int kvaser_usb_set_bittiming(struct net_device *netdev)
+{
+ struct kvaser_usb_net_priv *priv = netdev_priv(netdev);
+ struct kvaser_usb *dev = priv->dev;
+ const struct kvaser_usb_dev_ops *ops = dev->driver_info->ops;
+ struct can_bittiming *bt = &priv->can.bittiming;
+
+ struct kvaser_usb_busparams busparams;
+ int tseg1 = bt->prop_seg + bt->phase_seg1;
+ int tseg2 = bt->phase_seg2;
+ int sjw = bt->sjw;
+ int err = -EOPNOTSUPP;
+
+ busparams.bitrate = cpu_to_le32(bt->bitrate);
+ busparams.sjw = (u8)sjw;
+ busparams.tseg1 = (u8)tseg1;
+ busparams.tseg2 = (u8)tseg2;
+ if (priv->can.ctrlmode & CAN_CTRLMODE_3_SAMPLES)
+ busparams.nsamples = 3;
+ else
+ busparams.nsamples = 1;
+
+ err = ops->dev_set_bittiming(netdev, &busparams);
+ if (err)
+ return err;
+
+ err = kvaser_usb_setup_rx_urbs(priv->dev);
+ if (err)
+ return err;
+
+ err = ops->dev_get_busparams(priv);
+ if (err) {
+ /* Treat EOPNOTSUPP as success */
+ if (err == -EOPNOTSUPP)
+ err = 0;
+ return err;
+ }
+
+ if (memcmp(&busparams, &priv->busparams_nominal,
+ sizeof(priv->busparams_nominal)) != 0)
+ err = -EINVAL;
+
+ return err;
+}
+
+static int kvaser_usb_set_data_bittiming(struct net_device *netdev)
+{
+ struct kvaser_usb_net_priv *priv = netdev_priv(netdev);
+ struct kvaser_usb *dev = priv->dev;
+ const struct kvaser_usb_dev_ops *ops = dev->driver_info->ops;
+ struct can_bittiming *dbt = &priv->can.data_bittiming;
+
+ struct kvaser_usb_busparams busparams;
+ int tseg1 = dbt->prop_seg + dbt->phase_seg1;
+ int tseg2 = dbt->phase_seg2;
+ int sjw = dbt->sjw;
+ int err;
+
+ if (!ops->dev_set_data_bittiming ||
+ !ops->dev_get_data_busparams)
+ return -EOPNOTSUPP;
+
+ busparams.bitrate = cpu_to_le32(dbt->bitrate);
+ busparams.sjw = (u8)sjw;
+ busparams.tseg1 = (u8)tseg1;
+ busparams.tseg2 = (u8)tseg2;
+ busparams.nsamples = 1;
+
+ err = ops->dev_set_data_bittiming(netdev, &busparams);
+ if (err)
+ return err;
+
+ err = kvaser_usb_setup_rx_urbs(priv->dev);
+ if (err)
+ return err;
+
+ err = ops->dev_get_data_busparams(priv);
+ if (err)
+ return err;
+
+ if (memcmp(&busparams, &priv->busparams_data,
+ sizeof(priv->busparams_data)) != 0)
+ err = -EINVAL;
+
+ return err;
+}
+
static void kvaser_usb_write_bulk_callback(struct urb *urb)
{
struct kvaser_usb_tx_urb_context *context = urb->context;
@@ -645,6 +728,7 @@ static const struct net_device_ops kvaser_usb_netdev_ops = {
static void kvaser_usb_remove_interfaces(struct kvaser_usb *dev)
{
+ const struct kvaser_usb_dev_ops *ops = dev->driver_info->ops;
int i;
for (i = 0; i < dev->nchannels; i++) {
@@ -660,6 +744,9 @@ static void kvaser_usb_remove_interfaces(struct kvaser_usb *dev)
if (!dev->nets[i])
continue;
+ if (ops->dev_remove_channel)
+ ops->dev_remove_channel(dev->nets[i]);
+
free_candev(dev->nets[i]->netdev);
}
}
@@ -691,6 +778,7 @@ static int kvaser_usb_init_one(struct kvaser_usb *dev, int channel)
init_completion(&priv->start_comp);
init_completion(&priv->stop_comp);
init_completion(&priv->flush_comp);
+ init_completion(&priv->get_busparams_comp);
priv->can.ctrlmode_supported = 0;
priv->dev = dev;
@@ -703,7 +791,7 @@ static int kvaser_usb_init_one(struct kvaser_usb *dev, int channel)
priv->can.state = CAN_STATE_STOPPED;
priv->can.clock.freq = dev->cfg->clock.freq;
priv->can.bittiming_const = dev->cfg->bittiming_const;
- priv->can.do_set_bittiming = ops->dev_set_bittiming;
+ priv->can.do_set_bittiming = kvaser_usb_set_bittiming;
priv->can.do_set_mode = ops->dev_set_mode;
if ((driver_info->quirks & KVASER_USB_QUIRK_HAS_TXRX_ERRORS) ||
(priv->dev->card_data.capabilities & KVASER_USB_CAP_BERR_CAP))
@@ -715,7 +803,7 @@ static int kvaser_usb_init_one(struct kvaser_usb *dev, int channel)
if (priv->can.ctrlmode_supported & CAN_CTRLMODE_FD) {
priv->can.data_bittiming_const = dev->cfg->data_bittiming_const;
- priv->can.do_set_data_bittiming = ops->dev_set_data_bittiming;
+ priv->can.do_set_data_bittiming = kvaser_usb_set_data_bittiming;
}
netdev->flags |= IFF_ECHO;
@@ -727,17 +815,26 @@ static int kvaser_usb_init_one(struct kvaser_usb *dev, int channel)
dev->nets[channel] = priv;
+ if (ops->dev_init_channel) {
+ err = ops->dev_init_channel(priv);
+ if (err)
+ goto err;
+ }
+
err = register_candev(netdev);
if (err) {
dev_err(&dev->intf->dev, "Failed to register CAN device\n");
- free_candev(netdev);
- dev->nets[channel] = NULL;
- return err;
+ goto err;
}
netdev_dbg(netdev, "device registered\n");
return 0;
+
+err:
+ free_candev(netdev);
+ dev->nets[channel] = NULL;
+ return err;
}
static int kvaser_usb_probe(struct usb_interface *intf,
diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c b/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c
index 45d2787..2764fdd 100644
--- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c
+++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c
@@ -43,6 +43,8 @@ static const struct kvaser_usb_dev_cfg kvaser_usb_hydra_dev_cfg_flexc;
/* Minihydra command IDs */
#define CMD_SET_BUSPARAMS_REQ 16
+#define CMD_GET_BUSPARAMS_REQ 17
+#define CMD_GET_BUSPARAMS_RESP 18
#define CMD_GET_CHIP_STATE_REQ 19
#define CMD_CHIP_STATE_EVENT 20
#define CMD_SET_DRIVERMODE_REQ 21
@@ -193,21 +195,26 @@ struct kvaser_cmd_chip_state_event {
#define KVASER_USB_HYDRA_BUS_MODE_CANFD_ISO 0x01
#define KVASER_USB_HYDRA_BUS_MODE_NONISO 0x02
struct kvaser_cmd_set_busparams {
- __le32 bitrate;
- u8 tseg1;
- u8 tseg2;
- u8 sjw;
- u8 nsamples;
+ struct kvaser_usb_busparams busparams_nominal;
u8 reserved0[4];
- __le32 bitrate_d;
- u8 tseg1_d;
- u8 tseg2_d;
- u8 sjw_d;
- u8 nsamples_d;
+ struct kvaser_usb_busparams busparams_data;
u8 canfd_mode;
u8 reserved1[7];
} __packed;
+/* Busparam type */
+#define KVASER_USB_HYDRA_BUSPARAM_TYPE_CAN 0x00
+#define KVASER_USB_HYDRA_BUSPARAM_TYPE_CANFD 0x01
+struct kvaser_cmd_get_busparams_req {
+ u8 type;
+ u8 reserved[27];
+} __packed;
+
+struct kvaser_cmd_get_busparams_res {
+ struct kvaser_usb_busparams busparams;
+ u8 reserved[20];
+} __packed;
+
/* Ctrl modes */
#define KVASER_USB_HYDRA_CTRLMODE_NORMAL 0x01
#define KVASER_USB_HYDRA_CTRLMODE_LISTEN 0x02
@@ -278,6 +285,8 @@ struct kvaser_cmd {
struct kvaser_cmd_error_event error_event;
struct kvaser_cmd_set_busparams set_busparams_req;
+ struct kvaser_cmd_get_busparams_req get_busparams_req;
+ struct kvaser_cmd_get_busparams_res get_busparams_res;
struct kvaser_cmd_chip_state_event chip_state_event;
@@ -293,6 +302,7 @@ struct kvaser_cmd {
#define KVASER_USB_HYDRA_CF_FLAG_OVERRUN BIT(1)
#define KVASER_USB_HYDRA_CF_FLAG_REMOTE_FRAME BIT(4)
#define KVASER_USB_HYDRA_CF_FLAG_EXTENDED_ID BIT(5)
+#define KVASER_USB_HYDRA_CF_FLAG_TX_ACK BIT(6)
/* CAN frame flags. Used in ext_rx_can and ext_tx_can */
#define KVASER_USB_HYDRA_CF_FLAG_OSM_NACK BIT(12)
#define KVASER_USB_HYDRA_CF_FLAG_ABL BIT(13)
@@ -359,6 +369,10 @@ struct kvaser_cmd_ext {
} __packed;
} __packed;
+struct kvaser_usb_net_hydra_priv {
+ int pending_get_busparams_type;
+};
+
static const struct can_bittiming_const kvaser_usb_hydra_kcan_bittiming_c = {
.name = "kvaser_usb_kcan",
.tseg1_min = 1,
@@ -812,6 +826,39 @@ static void kvaser_usb_hydra_flush_queue_reply(const struct kvaser_usb *dev,
complete(&priv->flush_comp);
}
+static void kvaser_usb_hydra_get_busparams_reply(const struct kvaser_usb *dev,
+ const struct kvaser_cmd *cmd)
+{
+ struct kvaser_usb_net_priv *priv;
+ struct kvaser_usb_net_hydra_priv *hydra;
+
+ priv = kvaser_usb_hydra_net_priv_from_cmd(dev, cmd);
+ if (!priv)
+ return;
+
+ hydra = priv->sub_priv;
+ if (!hydra)
+ return;
+
+ switch (hydra->pending_get_busparams_type) {
+ case KVASER_USB_HYDRA_BUSPARAM_TYPE_CAN:
+ memcpy(&priv->busparams_nominal, &cmd->get_busparams_res.busparams,
+ sizeof(priv->busparams_nominal));
+ break;
+ case KVASER_USB_HYDRA_BUSPARAM_TYPE_CANFD:
+ memcpy(&priv->busparams_data, &cmd->get_busparams_res.busparams,
+ sizeof(priv->busparams_nominal));
+ break;
+ default:
+ dev_warn(&dev->intf->dev, "Unknown get_busparams_type %d\n",
+ hydra->pending_get_busparams_type);
+ break;
+ }
+ hydra->pending_get_busparams_type = -1;
+
+ complete(&priv->get_busparams_comp);
+}
+
static void
kvaser_usb_hydra_bus_status_to_can_state(const struct kvaser_usb_net_priv *priv,
u8 bus_status,
@@ -1099,6 +1146,7 @@ static void kvaser_usb_hydra_tx_acknowledge(const struct kvaser_usb *dev,
struct kvaser_usb_net_priv *priv;
unsigned long irq_flags;
bool one_shot_fail = false;
+ bool is_err_frame = false;
u16 transid = kvaser_usb_hydra_get_cmd_transid(cmd);
priv = kvaser_usb_hydra_net_priv_from_cmd(dev, cmd);
@@ -1117,10 +1165,13 @@ static void kvaser_usb_hydra_tx_acknowledge(const struct kvaser_usb *dev,
kvaser_usb_hydra_one_shot_fail(priv, cmd_ext);
one_shot_fail = true;
}
+
+ is_err_frame = flags & KVASER_USB_HYDRA_CF_FLAG_TX_ACK &&
+ flags & KVASER_USB_HYDRA_CF_FLAG_ERROR_FRAME;
}
context = &priv->tx_contexts[transid % dev->max_tx_urbs];
- if (!one_shot_fail) {
+ if (!one_shot_fail && !is_err_frame) {
struct net_device_stats *stats = &priv->netdev->stats;
stats->tx_packets++;
@@ -1294,6 +1345,10 @@ static void kvaser_usb_hydra_handle_cmd_std(const struct kvaser_usb *dev,
kvaser_usb_hydra_state_event(dev, cmd);
break;
+ case CMD_GET_BUSPARAMS_RESP:
+ kvaser_usb_hydra_get_busparams_reply(dev, cmd);
+ break;
+
case CMD_ERROR_EVENT:
kvaser_usb_hydra_error_event(dev, cmd);
break;
@@ -1494,15 +1549,58 @@ static int kvaser_usb_hydra_set_mode(struct net_device *netdev,
return err;
}
-static int kvaser_usb_hydra_set_bittiming(struct net_device *netdev)
+static int kvaser_usb_hydra_get_busparams(struct kvaser_usb_net_priv *priv,
+ int busparams_type)
+{
+ struct kvaser_usb *dev = priv->dev;
+ struct kvaser_usb_net_hydra_priv *hydra = priv->sub_priv;
+ struct kvaser_cmd *cmd;
+ int err;
+
+ if (!hydra)
+ return -EINVAL;
+
+ cmd = kcalloc(1, sizeof(struct kvaser_cmd), GFP_KERNEL);
+ if (!cmd)
+ return -ENOMEM;
+
+ cmd->header.cmd_no = CMD_GET_BUSPARAMS_REQ;
+ kvaser_usb_hydra_set_cmd_dest_he
+ (cmd, dev->card_data.hydra.channel_to_he[priv->channel]);
+ kvaser_usb_hydra_set_cmd_transid
+ (cmd, kvaser_usb_hydra_get_next_transid(dev));
+ cmd->get_busparams_req.type = busparams_type;
+ hydra->pending_get_busparams_type = busparams_type;
+
+ reinit_completion(&priv->get_busparams_comp);
+
+ err = kvaser_usb_send_cmd(dev, cmd, kvaser_usb_hydra_cmd_size(cmd));
+ if (err)
+ return err;
+
+ if (!wait_for_completion_timeout(&priv->get_busparams_comp,
+ msecs_to_jiffies(KVASER_USB_TIMEOUT)))
+ return -ETIMEDOUT;
+
+ return err;
+}
+
+static int kvaser_usb_hydra_get_nominal_busparams(struct kvaser_usb_net_priv *priv)
+{
+ return kvaser_usb_hydra_get_busparams(priv, KVASER_USB_HYDRA_BUSPARAM_TYPE_CAN);
+}
+
+static int kvaser_usb_hydra_get_data_busparams(struct kvaser_usb_net_priv *priv)
+{
+ return kvaser_usb_hydra_get_busparams(priv, KVASER_USB_HYDRA_BUSPARAM_TYPE_CANFD);
+}
+
+static int kvaser_usb_hydra_set_bittiming(const struct net_device *netdev,
+ const struct kvaser_usb_busparams *busparams)
{
struct kvaser_cmd *cmd;
struct kvaser_usb_net_priv *priv = netdev_priv(netdev);
- struct can_bittiming *bt = &priv->can.bittiming;
struct kvaser_usb *dev = priv->dev;
- int tseg1 = bt->prop_seg + bt->phase_seg1;
- int tseg2 = bt->phase_seg2;
- int sjw = bt->sjw;
int err;
cmd = kcalloc(1, sizeof(struct kvaser_cmd), GFP_KERNEL);
@@ -1510,11 +1608,8 @@ static int kvaser_usb_hydra_set_bittiming(struct net_device *netdev)
return -ENOMEM;
cmd->header.cmd_no = CMD_SET_BUSPARAMS_REQ;
- cmd->set_busparams_req.bitrate = cpu_to_le32(bt->bitrate);
- cmd->set_busparams_req.sjw = (u8)sjw;
- cmd->set_busparams_req.tseg1 = (u8)tseg1;
- cmd->set_busparams_req.tseg2 = (u8)tseg2;
- cmd->set_busparams_req.nsamples = 1;
+ memcpy(&cmd->set_busparams_req.busparams_nominal, busparams,
+ sizeof(cmd->set_busparams_req.busparams_nominal));
kvaser_usb_hydra_set_cmd_dest_he
(cmd, dev->card_data.hydra.channel_to_he[priv->channel]);
@@ -1528,15 +1623,12 @@ static int kvaser_usb_hydra_set_bittiming(struct net_device *netdev)
return err;
}
-static int kvaser_usb_hydra_set_data_bittiming(struct net_device *netdev)
+static int kvaser_usb_hydra_set_data_bittiming(const struct net_device *netdev,
+ const struct kvaser_usb_busparams *busparams)
{
struct kvaser_cmd *cmd;
struct kvaser_usb_net_priv *priv = netdev_priv(netdev);
- struct can_bittiming *dbt = &priv->can.data_bittiming;
struct kvaser_usb *dev = priv->dev;
- int tseg1 = dbt->prop_seg + dbt->phase_seg1;
- int tseg2 = dbt->phase_seg2;
- int sjw = dbt->sjw;
int err;
cmd = kcalloc(1, sizeof(struct kvaser_cmd), GFP_KERNEL);
@@ -1544,11 +1636,8 @@ static int kvaser_usb_hydra_set_data_bittiming(struct net_device *netdev)
return -ENOMEM;
cmd->header.cmd_no = CMD_SET_BUSPARAMS_FD_REQ;
- cmd->set_busparams_req.bitrate_d = cpu_to_le32(dbt->bitrate);
- cmd->set_busparams_req.sjw_d = (u8)sjw;
- cmd->set_busparams_req.tseg1_d = (u8)tseg1;
- cmd->set_busparams_req.tseg2_d = (u8)tseg2;
- cmd->set_busparams_req.nsamples_d = 1;
+ memcpy(&cmd->set_busparams_req.busparams_data, busparams,
+ sizeof(cmd->set_busparams_req.busparams_data));
if (priv->can.ctrlmode & CAN_CTRLMODE_FD) {
if (priv->can.ctrlmode & CAN_CTRLMODE_FD_NON_ISO)
@@ -1655,6 +1744,19 @@ static int kvaser_usb_hydra_init_card(struct kvaser_usb *dev)
return 0;
}
+static int kvaser_usb_hydra_init_channel(struct kvaser_usb_net_priv *priv)
+{
+ struct kvaser_usb_net_hydra_priv *hydra;
+
+ hydra = devm_kzalloc(&priv->dev->intf->dev, sizeof(*hydra), GFP_KERNEL);
+ if (!hydra)
+ return -ENOMEM;
+
+ priv->sub_priv = hydra;
+
+ return 0;
+}
+
static int kvaser_usb_hydra_get_software_info(struct kvaser_usb *dev)
{
struct kvaser_cmd cmd;
@@ -1997,10 +2099,13 @@ kvaser_usb_hydra_frame_to_cmd(const struct kvaser_usb_net_priv *priv,
const struct kvaser_usb_dev_ops kvaser_usb_hydra_dev_ops = {
.dev_set_mode = kvaser_usb_hydra_set_mode,
.dev_set_bittiming = kvaser_usb_hydra_set_bittiming,
+ .dev_get_busparams = kvaser_usb_hydra_get_nominal_busparams,
.dev_set_data_bittiming = kvaser_usb_hydra_set_data_bittiming,
+ .dev_get_data_busparams = kvaser_usb_hydra_get_data_busparams,
.dev_get_berr_counter = kvaser_usb_hydra_get_berr_counter,
.dev_setup_endpoints = kvaser_usb_hydra_setup_endpoints,
.dev_init_card = kvaser_usb_hydra_init_card,
+ .dev_init_channel = kvaser_usb_hydra_init_channel,
.dev_get_software_info = kvaser_usb_hydra_get_software_info,
.dev_get_software_details = kvaser_usb_hydra_get_software_details,
.dev_get_card_info = kvaser_usb_hydra_get_card_info,
diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c b/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c
index 15380cc..f06d63d 100644
--- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c
+++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c
@@ -20,6 +20,7 @@
#include <linux/string.h>
#include <linux/types.h>
#include <linux/usb.h>
+#include <linux/workqueue.h>
#include <linux/can.h>
#include <linux/can/dev.h>
@@ -55,6 +56,9 @@
#define CMD_RX_EXT_MESSAGE 14
#define CMD_TX_EXT_MESSAGE 15
#define CMD_SET_BUS_PARAMS 16
+#define CMD_GET_BUS_PARAMS 17
+#define CMD_GET_BUS_PARAMS_REPLY 18
+#define CMD_GET_CHIP_STATE 19
#define CMD_CHIP_STATE_EVENT 20
#define CMD_SET_CTRL_MODE 21
#define CMD_RESET_CHIP 24
@@ -69,10 +73,13 @@
#define CMD_GET_CARD_INFO_REPLY 35
#define CMD_GET_SOFTWARE_INFO 38
#define CMD_GET_SOFTWARE_INFO_REPLY 39
+#define CMD_ERROR_EVENT 45
#define CMD_FLUSH_QUEUE 48
#define CMD_TX_ACKNOWLEDGE 50
#define CMD_CAN_ERROR_EVENT 51
#define CMD_FLUSH_QUEUE_REPLY 68
+#define CMD_GET_CAPABILITIES_REQ 95
+#define CMD_GET_CAPABILITIES_RESP 96
#define CMD_LEAF_LOG_MESSAGE 106
@@ -82,6 +89,8 @@
#define KVASER_USB_LEAF_SWOPTION_FREQ_32_MHZ_CLK BIT(5)
#define KVASER_USB_LEAF_SWOPTION_FREQ_24_MHZ_CLK BIT(6)
+#define KVASER_USB_LEAF_SWOPTION_EXT_CAP BIT(12)
+
/* error factors */
#define M16C_EF_ACKE BIT(0)
#define M16C_EF_CRCE BIT(1)
@@ -156,11 +165,7 @@ struct usbcan_cmd_softinfo {
struct kvaser_cmd_busparams {
u8 tid;
u8 channel;
- __le32 bitrate;
- u8 tseg1;
- u8 tseg2;
- u8 sjw;
- u8 no_samp;
+ struct kvaser_usb_busparams busparams;
} __packed;
struct kvaser_cmd_tx_can {
@@ -229,7 +234,7 @@ struct kvaser_cmd_tx_acknowledge_header {
u8 tid;
} __packed;
-struct leaf_cmd_error_event {
+struct leaf_cmd_can_error_event {
u8 tid;
u8 flags;
__le16 time[3];
@@ -241,7 +246,7 @@ struct leaf_cmd_error_event {
u8 error_factor;
} __packed;
-struct usbcan_cmd_error_event {
+struct usbcan_cmd_can_error_event {
u8 tid;
u8 padding;
u8 tx_errors_count_ch0;
@@ -253,6 +258,28 @@ struct usbcan_cmd_error_event {
__le16 time;
} __packed;
+/* CMD_ERROR_EVENT error codes */
+#define KVASER_USB_LEAF_ERROR_EVENT_TX_QUEUE_FULL 0x8
+#define KVASER_USB_LEAF_ERROR_EVENT_PARAM 0x9
+
+struct leaf_cmd_error_event {
+ u8 tid;
+ u8 error_code;
+ __le16 timestamp[3];
+ __le16 padding;
+ __le16 info1;
+ __le16 info2;
+} __packed;
+
+struct usbcan_cmd_error_event {
+ u8 tid;
+ u8 error_code;
+ __le16 info1;
+ __le16 info2;
+ __le16 timestamp;
+ __le16 padding;
+} __packed;
+
struct kvaser_cmd_ctrl_mode {
u8 tid;
u8 channel;
@@ -277,6 +304,28 @@ struct leaf_cmd_log_message {
u8 data[8];
} __packed;
+/* Sub commands for cap_req and cap_res */
+#define KVASER_USB_LEAF_CAP_CMD_LISTEN_MODE 0x02
+#define KVASER_USB_LEAF_CAP_CMD_ERR_REPORT 0x05
+struct kvaser_cmd_cap_req {
+ __le16 padding0;
+ __le16 cap_cmd;
+ __le16 padding1;
+ __le16 channel;
+} __packed;
+
+/* Status codes for cap_res */
+#define KVASER_USB_LEAF_CAP_STAT_OK 0x00
+#define KVASER_USB_LEAF_CAP_STAT_NOT_IMPL 0x01
+#define KVASER_USB_LEAF_CAP_STAT_UNAVAIL 0x02
+struct kvaser_cmd_cap_res {
+ __le16 padding;
+ __le16 cap_cmd;
+ __le16 status;
+ __le32 mask;
+ __le32 value;
+} __packed;
+
struct kvaser_cmd {
u8 len;
u8 id;
@@ -292,14 +341,18 @@ struct kvaser_cmd {
struct leaf_cmd_softinfo softinfo;
struct leaf_cmd_rx_can rx_can;
struct leaf_cmd_chip_state_event chip_state_event;
- struct leaf_cmd_error_event error_event;
+ struct leaf_cmd_can_error_event can_error_event;
struct leaf_cmd_log_message log_message;
+ struct leaf_cmd_error_event error_event;
+ struct kvaser_cmd_cap_req cap_req;
+ struct kvaser_cmd_cap_res cap_res;
} __packed leaf;
union {
struct usbcan_cmd_softinfo softinfo;
struct usbcan_cmd_rx_can rx_can;
struct usbcan_cmd_chip_state_event chip_state_event;
+ struct usbcan_cmd_can_error_event can_error_event;
struct usbcan_cmd_error_event error_event;
} __packed usbcan;
@@ -322,7 +375,10 @@ static const u8 kvaser_usb_leaf_cmd_sizes_leaf[] = {
[CMD_RX_EXT_MESSAGE] = kvaser_fsize(u.leaf.rx_can),
[CMD_LEAF_LOG_MESSAGE] = kvaser_fsize(u.leaf.log_message),
[CMD_CHIP_STATE_EVENT] = kvaser_fsize(u.leaf.chip_state_event),
- [CMD_CAN_ERROR_EVENT] = kvaser_fsize(u.leaf.error_event),
+ [CMD_CAN_ERROR_EVENT] = kvaser_fsize(u.leaf.can_error_event),
+ [CMD_GET_CAPABILITIES_RESP] = kvaser_fsize(u.leaf.cap_res),
+ [CMD_GET_BUS_PARAMS_REPLY] = kvaser_fsize(u.busparams),
+ [CMD_ERROR_EVENT] = kvaser_fsize(u.leaf.error_event),
/* ignored events: */
[CMD_FLUSH_QUEUE_REPLY] = CMD_SIZE_ANY,
};
@@ -336,7 +392,8 @@ static const u8 kvaser_usb_leaf_cmd_sizes_usbcan[] = {
[CMD_RX_STD_MESSAGE] = kvaser_fsize(u.usbcan.rx_can),
[CMD_RX_EXT_MESSAGE] = kvaser_fsize(u.usbcan.rx_can),
[CMD_CHIP_STATE_EVENT] = kvaser_fsize(u.usbcan.chip_state_event),
- [CMD_CAN_ERROR_EVENT] = kvaser_fsize(u.usbcan.error_event),
+ [CMD_CAN_ERROR_EVENT] = kvaser_fsize(u.usbcan.can_error_event),
+ [CMD_ERROR_EVENT] = kvaser_fsize(u.usbcan.error_event),
/* ignored events: */
[CMD_USBCAN_CLOCK_OVERFLOW_EVENT] = CMD_SIZE_ANY,
};
@@ -364,6 +421,12 @@ struct kvaser_usb_err_summary {
};
};
+struct kvaser_usb_net_leaf_priv {
+ struct kvaser_usb_net_priv *net;
+
+ struct delayed_work chip_state_req_work;
+};
+
static const struct can_bittiming_const kvaser_usb_leaf_m16c_bittiming_const = {
.name = "kvaser_usb_ucii",
.tseg1_min = 4,
@@ -607,6 +670,9 @@ static void kvaser_usb_leaf_get_software_info_leaf(struct kvaser_usb *dev,
dev->fw_version = le32_to_cpu(softinfo->fw_version);
dev->max_tx_urbs = le16_to_cpu(softinfo->max_outstanding_tx);
+ if (sw_options & KVASER_USB_LEAF_SWOPTION_EXT_CAP)
+ dev->card_data.capabilities |= KVASER_USB_CAP_EXT_CAP;
+
if (dev->driver_info->quirks & KVASER_USB_QUIRK_IGNORE_CLK_FREQ) {
/* Firmware expects bittiming parameters calculated for 16MHz
* clock, regardless of the actual clock
@@ -694,6 +760,116 @@ static int kvaser_usb_leaf_get_card_info(struct kvaser_usb *dev)
return 0;
}
+static int kvaser_usb_leaf_get_single_capability(struct kvaser_usb *dev,
+ u16 cap_cmd_req, u16 *status)
+{
+ struct kvaser_usb_dev_card_data *card_data = &dev->card_data;
+ struct kvaser_cmd *cmd;
+ u32 value = 0;
+ u32 mask = 0;
+ u16 cap_cmd_res;
+ int err;
+ int i;
+
+ cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
+ if (!cmd)
+ return -ENOMEM;
+
+ cmd->id = CMD_GET_CAPABILITIES_REQ;
+ cmd->u.leaf.cap_req.cap_cmd = cpu_to_le16(cap_cmd_req);
+ cmd->len = CMD_HEADER_LEN + sizeof(struct kvaser_cmd_cap_req);
+
+ err = kvaser_usb_send_cmd(dev, cmd, cmd->len);
+ if (err)
+ goto end;
+
+ err = kvaser_usb_leaf_wait_cmd(dev, CMD_GET_CAPABILITIES_RESP, cmd);
+ if (err)
+ goto end;
+
+ *status = le16_to_cpu(cmd->u.leaf.cap_res.status);
+
+ if (*status != KVASER_USB_LEAF_CAP_STAT_OK)
+ goto end;
+
+ cap_cmd_res = le16_to_cpu(cmd->u.leaf.cap_res.cap_cmd);
+ switch (cap_cmd_res) {
+ case KVASER_USB_LEAF_CAP_CMD_LISTEN_MODE:
+ case KVASER_USB_LEAF_CAP_CMD_ERR_REPORT:
+ value = le32_to_cpu(cmd->u.leaf.cap_res.value);
+ mask = le32_to_cpu(cmd->u.leaf.cap_res.mask);
+ break;
+ default:
+ dev_warn(&dev->intf->dev, "Unknown capability command %u\n",
+ cap_cmd_res);
+ break;
+ }
+
+ for (i = 0; i < dev->nchannels; i++) {
+ if (BIT(i) & (value & mask)) {
+ switch (cap_cmd_res) {
+ case KVASER_USB_LEAF_CAP_CMD_LISTEN_MODE:
+ card_data->ctrlmode_supported |=
+ CAN_CTRLMODE_LISTENONLY;
+ break;
+ case KVASER_USB_LEAF_CAP_CMD_ERR_REPORT:
+ card_data->capabilities |=
+ KVASER_USB_CAP_BERR_CAP;
+ break;
+ }
+ }
+ }
+
+end:
+ kfree(cmd);
+
+ return err;
+}
+
+static int kvaser_usb_leaf_get_capabilities_leaf(struct kvaser_usb *dev)
+{
+ int err;
+ u16 status;
+
+ if (!(dev->card_data.capabilities & KVASER_USB_CAP_EXT_CAP)) {
+ dev_info(&dev->intf->dev,
+ "No extended capability support. Upgrade device firmware.\n");
+ return 0;
+ }
+
+ err = kvaser_usb_leaf_get_single_capability(dev,
+ KVASER_USB_LEAF_CAP_CMD_LISTEN_MODE,
+ &status);
+ if (err)
+ return err;
+ if (status)
+ dev_info(&dev->intf->dev,
+ "KVASER_USB_LEAF_CAP_CMD_LISTEN_MODE failed %u\n",
+ status);
+
+ err = kvaser_usb_leaf_get_single_capability(dev,
+ KVASER_USB_LEAF_CAP_CMD_ERR_REPORT,
+ &status);
+ if (err)
+ return err;
+ if (status)
+ dev_info(&dev->intf->dev,
+ "KVASER_USB_LEAF_CAP_CMD_ERR_REPORT failed %u\n",
+ status);
+
+ return 0;
+}
+
+static int kvaser_usb_leaf_get_capabilities(struct kvaser_usb *dev)
+{
+ int err = 0;
+
+ if (dev->driver_info->family == KVASER_LEAF)
+ err = kvaser_usb_leaf_get_capabilities_leaf(dev);
+
+ return err;
+}
+
static void kvaser_usb_leaf_tx_acknowledge(const struct kvaser_usb *dev,
const struct kvaser_cmd *cmd)
{
@@ -722,7 +898,7 @@ static void kvaser_usb_leaf_tx_acknowledge(const struct kvaser_usb *dev,
context = &priv->tx_contexts[tid % dev->max_tx_urbs];
/* Sometimes the state change doesn't come after a bus-off event */
- if (priv->can.restart_ms && priv->can.state >= CAN_STATE_BUS_OFF) {
+ if (priv->can.restart_ms && priv->can.state == CAN_STATE_BUS_OFF) {
struct sk_buff *skb;
struct can_frame *cf;
@@ -778,6 +954,16 @@ static int kvaser_usb_leaf_simple_cmd_async(struct kvaser_usb_net_priv *priv,
return err;
}
+static void kvaser_usb_leaf_chip_state_req_work(struct work_struct *work)
+{
+ struct kvaser_usb_net_leaf_priv *leaf =
+ container_of(work, struct kvaser_usb_net_leaf_priv,
+ chip_state_req_work.work);
+ struct kvaser_usb_net_priv *priv = leaf->net;
+
+ kvaser_usb_leaf_simple_cmd_async(priv, CMD_GET_CHIP_STATE);
+}
+
static void
kvaser_usb_leaf_rx_error_update_can_state(struct kvaser_usb_net_priv *priv,
const struct kvaser_usb_err_summary *es,
@@ -796,20 +982,16 @@ kvaser_usb_leaf_rx_error_update_can_state(struct kvaser_usb_net_priv *priv,
new_state = CAN_STATE_BUS_OFF;
} else if (es->status & M16C_STATE_BUS_PASSIVE) {
new_state = CAN_STATE_ERROR_PASSIVE;
- } else if (es->status & M16C_STATE_BUS_ERROR) {
+ } else if ((es->status & M16C_STATE_BUS_ERROR) &&
+ cur_state >= CAN_STATE_BUS_OFF) {
/* Guard against spurious error events after a busoff */
- if (cur_state < CAN_STATE_BUS_OFF) {
- if (es->txerr >= 128 || es->rxerr >= 128)
- new_state = CAN_STATE_ERROR_PASSIVE;
- else if (es->txerr >= 96 || es->rxerr >= 96)
- new_state = CAN_STATE_ERROR_WARNING;
- else if (cur_state > CAN_STATE_ERROR_ACTIVE)
- new_state = CAN_STATE_ERROR_ACTIVE;
- }
- }
-
- if (!es->status)
+ } else if (es->txerr >= 128 || es->rxerr >= 128) {
+ new_state = CAN_STATE_ERROR_PASSIVE;
+ } else if (es->txerr >= 96 || es->rxerr >= 96) {
+ new_state = CAN_STATE_ERROR_WARNING;
+ } else {
new_state = CAN_STATE_ERROR_ACTIVE;
+ }
if (new_state != cur_state) {
tx_state = (es->txerr >= es->rxerr) ? new_state : 0;
@@ -819,7 +1001,7 @@ kvaser_usb_leaf_rx_error_update_can_state(struct kvaser_usb_net_priv *priv,
}
if (priv->can.restart_ms &&
- cur_state >= CAN_STATE_BUS_OFF &&
+ cur_state == CAN_STATE_BUS_OFF &&
new_state < CAN_STATE_BUS_OFF)
priv->can.can_stats.restarts++;
@@ -853,6 +1035,7 @@ static void kvaser_usb_leaf_rx_error(const struct kvaser_usb *dev,
struct sk_buff *skb;
struct net_device_stats *stats;
struct kvaser_usb_net_priv *priv;
+ struct kvaser_usb_net_leaf_priv *leaf;
enum can_state old_state, new_state;
if (es->channel >= dev->nchannels) {
@@ -862,8 +1045,13 @@ static void kvaser_usb_leaf_rx_error(const struct kvaser_usb *dev,
}
priv = dev->nets[es->channel];
+ leaf = priv->sub_priv;
stats = &priv->netdev->stats;
+ /* Ignore e.g. state change to bus-off reported just after stopping */
+ if (!netif_running(priv->netdev))
+ return;
+
/* Update all of the CAN interface's state and error counters before
* trying any memory allocation that can actually fail with -ENOMEM.
*
@@ -878,6 +1066,14 @@ static void kvaser_usb_leaf_rx_error(const struct kvaser_usb *dev,
kvaser_usb_leaf_rx_error_update_can_state(priv, es, &tmp_cf);
new_state = priv->can.state;
+ /* If there are errors, request status updates periodically as we do
+ * not get automatic notifications of improved state.
+ */
+ if (new_state < CAN_STATE_BUS_OFF &&
+ (es->rxerr || es->txerr || new_state == CAN_STATE_ERROR_PASSIVE))
+ schedule_delayed_work(&leaf->chip_state_req_work,
+ msecs_to_jiffies(500));
+
skb = alloc_can_err_skb(priv->netdev, &cf);
if (!skb) {
stats->rx_dropped++;
@@ -895,7 +1091,7 @@ static void kvaser_usb_leaf_rx_error(const struct kvaser_usb *dev,
}
if (priv->can.restart_ms &&
- old_state >= CAN_STATE_BUS_OFF &&
+ old_state == CAN_STATE_BUS_OFF &&
new_state < CAN_STATE_BUS_OFF) {
cf->can_id |= CAN_ERR_RESTARTED;
netif_carrier_on(priv->netdev);
@@ -995,11 +1191,11 @@ static void kvaser_usb_leaf_usbcan_rx_error(const struct kvaser_usb *dev,
case CMD_CAN_ERROR_EVENT:
es.channel = 0;
- es.status = cmd->u.usbcan.error_event.status_ch0;
- es.txerr = cmd->u.usbcan.error_event.tx_errors_count_ch0;
- es.rxerr = cmd->u.usbcan.error_event.rx_errors_count_ch0;
+ es.status = cmd->u.usbcan.can_error_event.status_ch0;
+ es.txerr = cmd->u.usbcan.can_error_event.tx_errors_count_ch0;
+ es.rxerr = cmd->u.usbcan.can_error_event.rx_errors_count_ch0;
es.usbcan.other_ch_status =
- cmd->u.usbcan.error_event.status_ch1;
+ cmd->u.usbcan.can_error_event.status_ch1;
kvaser_usb_leaf_usbcan_conditionally_rx_error(dev, &es);
/* The USBCAN firmware supports up to 2 channels.
@@ -1007,13 +1203,13 @@ static void kvaser_usb_leaf_usbcan_rx_error(const struct kvaser_usb *dev,
*/
if (dev->nchannels == MAX_USBCAN_NET_DEVICES) {
es.channel = 1;
- es.status = cmd->u.usbcan.error_event.status_ch1;
+ es.status = cmd->u.usbcan.can_error_event.status_ch1;
es.txerr =
- cmd->u.usbcan.error_event.tx_errors_count_ch1;
+ cmd->u.usbcan.can_error_event.tx_errors_count_ch1;
es.rxerr =
- cmd->u.usbcan.error_event.rx_errors_count_ch1;
+ cmd->u.usbcan.can_error_event.rx_errors_count_ch1;
es.usbcan.other_ch_status =
- cmd->u.usbcan.error_event.status_ch0;
+ cmd->u.usbcan.can_error_event.status_ch0;
kvaser_usb_leaf_usbcan_conditionally_rx_error(dev, &es);
}
break;
@@ -1030,11 +1226,11 @@ static void kvaser_usb_leaf_leaf_rx_error(const struct kvaser_usb *dev,
switch (cmd->id) {
case CMD_CAN_ERROR_EVENT:
- es.channel = cmd->u.leaf.error_event.channel;
- es.status = cmd->u.leaf.error_event.status;
- es.txerr = cmd->u.leaf.error_event.tx_errors_count;
- es.rxerr = cmd->u.leaf.error_event.rx_errors_count;
- es.leaf.error_factor = cmd->u.leaf.error_event.error_factor;
+ es.channel = cmd->u.leaf.can_error_event.channel;
+ es.status = cmd->u.leaf.can_error_event.status;
+ es.txerr = cmd->u.leaf.can_error_event.tx_errors_count;
+ es.rxerr = cmd->u.leaf.can_error_event.rx_errors_count;
+ es.leaf.error_factor = cmd->u.leaf.can_error_event.error_factor;
break;
case CMD_LEAF_LOG_MESSAGE:
es.channel = cmd->u.leaf.log_message.channel;
@@ -1166,6 +1362,74 @@ static void kvaser_usb_leaf_rx_can_msg(const struct kvaser_usb *dev,
netif_rx(skb);
}
+static void kvaser_usb_leaf_error_event_parameter(const struct kvaser_usb *dev,
+ const struct kvaser_cmd *cmd)
+{
+ u16 info1 = 0;
+
+ switch (dev->driver_info->family) {
+ case KVASER_LEAF:
+ info1 = le16_to_cpu(cmd->u.leaf.error_event.info1);
+ break;
+ case KVASER_USBCAN:
+ info1 = le16_to_cpu(cmd->u.usbcan.error_event.info1);
+ break;
+ }
+
+ /* info1 will contain the offending cmd_no */
+ switch (info1) {
+ case CMD_SET_CTRL_MODE:
+ dev_warn(&dev->intf->dev,
+ "CMD_SET_CTRL_MODE error in parameter\n");
+ break;
+
+ case CMD_SET_BUS_PARAMS:
+ dev_warn(&dev->intf->dev,
+ "CMD_SET_BUS_PARAMS error in parameter\n");
+ break;
+
+ default:
+ dev_warn(&dev->intf->dev,
+ "Unhandled parameter error event cmd_no (%u)\n",
+ info1);
+ break;
+ }
+}
+
+static void kvaser_usb_leaf_error_event(const struct kvaser_usb *dev,
+ const struct kvaser_cmd *cmd)
+{
+ u8 error_code = 0;
+
+ switch (dev->driver_info->family) {
+ case KVASER_LEAF:
+ error_code = cmd->u.leaf.error_event.error_code;
+ break;
+ case KVASER_USBCAN:
+ error_code = cmd->u.usbcan.error_event.error_code;
+ break;
+ }
+
+ switch (error_code) {
+ case KVASER_USB_LEAF_ERROR_EVENT_TX_QUEUE_FULL:
+ /* Received additional CAN message, when firmware TX queue is
+ * already full. Something is wrong with the driver.
+ * This should never happen!
+ */
+ dev_err(&dev->intf->dev,
+ "Received error event TX_QUEUE_FULL\n");
+ break;
+ case KVASER_USB_LEAF_ERROR_EVENT_PARAM:
+ kvaser_usb_leaf_error_event_parameter(dev, cmd);
+ break;
+
+ default:
+ dev_warn(&dev->intf->dev,
+ "Unhandled error event (%d)\n", error_code);
+ break;
+ }
+}
+
static void kvaser_usb_leaf_start_chip_reply(const struct kvaser_usb *dev,
const struct kvaser_cmd *cmd)
{
@@ -1206,6 +1470,25 @@ static void kvaser_usb_leaf_stop_chip_reply(const struct kvaser_usb *dev,
complete(&priv->stop_comp);
}
+static void kvaser_usb_leaf_get_busparams_reply(const struct kvaser_usb *dev,
+ const struct kvaser_cmd *cmd)
+{
+ struct kvaser_usb_net_priv *priv;
+ u8 channel = cmd->u.busparams.channel;
+
+ if (channel >= dev->nchannels) {
+ dev_err(&dev->intf->dev,
+ "Invalid channel number (%d)\n", channel);
+ return;
+ }
+
+ priv = dev->nets[channel];
+ memcpy(&priv->busparams_nominal, &cmd->u.busparams.busparams,
+ sizeof(priv->busparams_nominal));
+
+ complete(&priv->get_busparams_comp);
+}
+
static void kvaser_usb_leaf_handle_command(const struct kvaser_usb *dev,
const struct kvaser_cmd *cmd)
{
@@ -1244,6 +1527,14 @@ static void kvaser_usb_leaf_handle_command(const struct kvaser_usb *dev,
kvaser_usb_leaf_tx_acknowledge(dev, cmd);
break;
+ case CMD_ERROR_EVENT:
+ kvaser_usb_leaf_error_event(dev, cmd);
+ break;
+
+ case CMD_GET_BUS_PARAMS_REPLY:
+ kvaser_usb_leaf_get_busparams_reply(dev, cmd);
+ break;
+
/* Ignored commands */
case CMD_USBCAN_CLOCK_OVERFLOW_EVENT:
if (dev->driver_info->family != KVASER_USBCAN)
@@ -1340,10 +1631,13 @@ static int kvaser_usb_leaf_start_chip(struct kvaser_usb_net_priv *priv)
static int kvaser_usb_leaf_stop_chip(struct kvaser_usb_net_priv *priv)
{
+ struct kvaser_usb_net_leaf_priv *leaf = priv->sub_priv;
int err;
reinit_completion(&priv->stop_comp);
+ cancel_delayed_work(&leaf->chip_state_req_work);
+
err = kvaser_usb_leaf_send_simple_cmd(priv->dev, CMD_STOP_CHIP,
priv->channel);
if (err)
@@ -1390,10 +1684,35 @@ static int kvaser_usb_leaf_init_card(struct kvaser_usb *dev)
return 0;
}
-static int kvaser_usb_leaf_set_bittiming(struct net_device *netdev)
+static int kvaser_usb_leaf_init_channel(struct kvaser_usb_net_priv *priv)
+{
+ struct kvaser_usb_net_leaf_priv *leaf;
+
+ leaf = devm_kzalloc(&priv->dev->intf->dev, sizeof(*leaf), GFP_KERNEL);
+ if (!leaf)
+ return -ENOMEM;
+
+ leaf->net = priv;
+ INIT_DELAYED_WORK(&leaf->chip_state_req_work,
+ kvaser_usb_leaf_chip_state_req_work);
+
+ priv->sub_priv = leaf;
+
+ return 0;
+}
+
+static void kvaser_usb_leaf_remove_channel(struct kvaser_usb_net_priv *priv)
+{
+ struct kvaser_usb_net_leaf_priv *leaf = priv->sub_priv;
+
+ if (leaf)
+ cancel_delayed_work_sync(&leaf->chip_state_req_work);
+}
+
+static int kvaser_usb_leaf_set_bittiming(const struct net_device *netdev,
+ const struct kvaser_usb_busparams *busparams)
{
struct kvaser_usb_net_priv *priv = netdev_priv(netdev);
- struct can_bittiming *bt = &priv->can.bittiming;
struct kvaser_usb *dev = priv->dev;
struct kvaser_cmd *cmd;
int rc;
@@ -1406,15 +1725,8 @@ static int kvaser_usb_leaf_set_bittiming(struct net_device *netdev)
cmd->len = CMD_HEADER_LEN + sizeof(struct kvaser_cmd_busparams);
cmd->u.busparams.channel = priv->channel;
cmd->u.busparams.tid = 0xff;
- cmd->u.busparams.bitrate = cpu_to_le32(bt->bitrate);
- cmd->u.busparams.sjw = bt->sjw;
- cmd->u.busparams.tseg1 = bt->prop_seg + bt->phase_seg1;
- cmd->u.busparams.tseg2 = bt->phase_seg2;
-
- if (priv->can.ctrlmode & CAN_CTRLMODE_3_SAMPLES)
- cmd->u.busparams.no_samp = 3;
- else
- cmd->u.busparams.no_samp = 1;
+ memcpy(&cmd->u.busparams.busparams, busparams,
+ sizeof(cmd->u.busparams.busparams));
rc = kvaser_usb_send_cmd(dev, cmd, cmd->len);
@@ -1422,6 +1734,27 @@ static int kvaser_usb_leaf_set_bittiming(struct net_device *netdev)
return rc;
}
+static int kvaser_usb_leaf_get_busparams(struct kvaser_usb_net_priv *priv)
+{
+ int err;
+
+ if (priv->dev->driver_info->family == KVASER_USBCAN)
+ return -EOPNOTSUPP;
+
+ reinit_completion(&priv->get_busparams_comp);
+
+ err = kvaser_usb_leaf_send_simple_cmd(priv->dev, CMD_GET_BUS_PARAMS,
+ priv->channel);
+ if (err)
+ return err;
+
+ if (!wait_for_completion_timeout(&priv->get_busparams_comp,
+ msecs_to_jiffies(KVASER_USB_TIMEOUT)))
+ return -ETIMEDOUT;
+
+ return 0;
+}
+
static int kvaser_usb_leaf_set_mode(struct net_device *netdev,
enum can_mode mode)
{
@@ -1483,14 +1816,18 @@ static int kvaser_usb_leaf_setup_endpoints(struct kvaser_usb *dev)
const struct kvaser_usb_dev_ops kvaser_usb_leaf_dev_ops = {
.dev_set_mode = kvaser_usb_leaf_set_mode,
.dev_set_bittiming = kvaser_usb_leaf_set_bittiming,
+ .dev_get_busparams = kvaser_usb_leaf_get_busparams,
.dev_set_data_bittiming = NULL,
+ .dev_get_data_busparams = NULL,
.dev_get_berr_counter = kvaser_usb_leaf_get_berr_counter,
.dev_setup_endpoints = kvaser_usb_leaf_setup_endpoints,
.dev_init_card = kvaser_usb_leaf_init_card,
+ .dev_init_channel = kvaser_usb_leaf_init_channel,
+ .dev_remove_channel = kvaser_usb_leaf_remove_channel,
.dev_get_software_info = kvaser_usb_leaf_get_software_info,
.dev_get_software_details = NULL,
.dev_get_card_info = kvaser_usb_leaf_get_card_info,
- .dev_get_capabilities = NULL,
+ .dev_get_capabilities = kvaser_usb_leaf_get_capabilities,
.dev_set_opt_mode = kvaser_usb_leaf_set_opt_mode,
.dev_start_chip = kvaser_usb_leaf_start_chip,
.dev_stop_chip = kvaser_usb_leaf_stop_chip,
diff --git a/drivers/net/dsa/lan9303-core.c b/drivers/net/dsa/lan9303-core.c
index e981b01..625db92 100644
--- a/drivers/net/dsa/lan9303-core.c
+++ b/drivers/net/dsa/lan9303-core.c
@@ -1001,9 +1001,11 @@ static void lan9303_get_ethtool_stats(struct dsa_switch *ds, int port,
ret = lan9303_read_switch_port(
chip, port, lan9303_mib[u].offset, ®);
- if (ret)
+ if (ret) {
dev_warn(chip->dev, "Reading status port %d reg %u failed\n",
port, lan9303_mib[u].offset);
+ reg = 0;
+ }
data[u] = reg;
}
}
diff --git a/drivers/net/ethernet/amd/atarilance.c b/drivers/net/ethernet/amd/atarilance.c
index d3d44e0..414b990 100644
--- a/drivers/net/ethernet/amd/atarilance.c
+++ b/drivers/net/ethernet/amd/atarilance.c
@@ -825,7 +825,7 @@ lance_start_xmit(struct sk_buff *skb, struct net_device *dev)
lp->memcpy_f( PKTBUF_ADDR(head), (void *)skb->data, skb->len );
head->flag = TMD1_OWN_CHIP | TMD1_ENP | TMD1_STP;
dev->stats.tx_bytes += skb->len;
- dev_kfree_skb( skb );
+ dev_consume_skb_irq(skb);
lp->cur_tx++;
while( lp->cur_tx >= TX_RING_SIZE && lp->dirty_tx >= TX_RING_SIZE ) {
lp->cur_tx -= TX_RING_SIZE;
diff --git a/drivers/net/ethernet/amd/lance.c b/drivers/net/ethernet/amd/lance.c
index f90b454..7ba3da8 100644
--- a/drivers/net/ethernet/amd/lance.c
+++ b/drivers/net/ethernet/amd/lance.c
@@ -997,7 +997,7 @@ static netdev_tx_t lance_start_xmit(struct sk_buff *skb,
skb_copy_from_linear_data(skb, &lp->tx_bounce_buffs[entry], skb->len);
lp->tx_ring[entry].base =
((u32)isa_virt_to_bus((lp->tx_bounce_buffs + entry)) & 0xffffff) | 0x83000000;
- dev_kfree_skb(skb);
+ dev_consume_skb_irq(skb);
} else {
lp->tx_skbuff[entry] = skb;
lp->tx_ring[entry].base = ((u32)isa_virt_to_bus(skb->data) & 0xffffff) | 0x83000000;
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c
index 0442d7e..7f70548 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c
@@ -1139,6 +1139,9 @@ static void xgbe_free_irqs(struct xgbe_prv_data *pdata)
devm_free_irq(pdata->dev, pdata->dev_irq, pdata);
+ tasklet_kill(&pdata->tasklet_dev);
+ tasklet_kill(&pdata->tasklet_ecc);
+
if (pdata->vdata->ecc_support && (pdata->dev_irq != pdata->ecc_irq))
devm_free_irq(pdata->dev, pdata->ecc_irq, pdata);
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-i2c.c b/drivers/net/ethernet/amd/xgbe/xgbe-i2c.c
index 4d9062d..5300437 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-i2c.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-i2c.c
@@ -447,8 +447,10 @@ static void xgbe_i2c_stop(struct xgbe_prv_data *pdata)
xgbe_i2c_disable(pdata);
xgbe_i2c_clear_all_interrupts(pdata);
- if (pdata->dev_irq != pdata->i2c_irq)
+ if (pdata->dev_irq != pdata->i2c_irq) {
devm_free_irq(pdata->dev, pdata->i2c_irq, pdata);
+ tasklet_kill(&pdata->tasklet_i2c);
+ }
}
static int xgbe_i2c_start(struct xgbe_prv_data *pdata)
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c b/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c
index 156a0bc..97167fc 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c
@@ -1390,8 +1390,10 @@ static void xgbe_phy_stop(struct xgbe_prv_data *pdata)
/* Disable auto-negotiation */
xgbe_an_disable_all(pdata);
- if (pdata->dev_irq != pdata->an_irq)
+ if (pdata->dev_irq != pdata->an_irq) {
devm_free_irq(pdata->dev, pdata->an_irq, pdata);
+ tasklet_kill(&pdata->tasklet_an);
+ }
pdata->phy_if.phy_impl.stop(pdata);
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c b/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c
index b76138c..0a15c61 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c
@@ -188,6 +188,7 @@ enum xgbe_sfp_cable {
XGBE_SFP_CABLE_UNKNOWN = 0,
XGBE_SFP_CABLE_ACTIVE,
XGBE_SFP_CABLE_PASSIVE,
+ XGBE_SFP_CABLE_FIBER,
};
enum xgbe_sfp_base {
@@ -235,10 +236,7 @@ enum xgbe_sfp_speed {
#define XGBE_SFP_BASE_BR 12
#define XGBE_SFP_BASE_BR_1GBE_MIN 0x0a
-#define XGBE_SFP_BASE_BR_1GBE_MAX 0x0d
#define XGBE_SFP_BASE_BR_10GBE_MIN 0x64
-#define XGBE_SFP_BASE_BR_10GBE_MAX 0x68
-#define XGBE_MOLEX_SFP_BASE_BR_10GBE_MAX 0x78
#define XGBE_SFP_BASE_CU_CABLE_LEN 18
@@ -825,29 +823,22 @@ static void xgbe_phy_sfp_phy_settings(struct xgbe_prv_data *pdata)
static bool xgbe_phy_sfp_bit_rate(struct xgbe_sfp_eeprom *sfp_eeprom,
enum xgbe_sfp_speed sfp_speed)
{
- u8 *sfp_base, min, max;
+ u8 *sfp_base, min;
sfp_base = sfp_eeprom->base;
switch (sfp_speed) {
case XGBE_SFP_SPEED_1000:
min = XGBE_SFP_BASE_BR_1GBE_MIN;
- max = XGBE_SFP_BASE_BR_1GBE_MAX;
break;
case XGBE_SFP_SPEED_10000:
min = XGBE_SFP_BASE_BR_10GBE_MIN;
- if (memcmp(&sfp_eeprom->base[XGBE_SFP_BASE_VENDOR_NAME],
- XGBE_MOLEX_VENDOR, XGBE_SFP_BASE_VENDOR_NAME_LEN) == 0)
- max = XGBE_MOLEX_SFP_BASE_BR_10GBE_MAX;
- else
- max = XGBE_SFP_BASE_BR_10GBE_MAX;
break;
default:
return false;
}
- return ((sfp_base[XGBE_SFP_BASE_BR] >= min) &&
- (sfp_base[XGBE_SFP_BASE_BR] <= max));
+ return sfp_base[XGBE_SFP_BASE_BR] >= min;
}
static void xgbe_phy_free_phy_device(struct xgbe_prv_data *pdata)
@@ -1148,16 +1139,18 @@ static void xgbe_phy_sfp_parse_eeprom(struct xgbe_prv_data *pdata)
phy_data->sfp_tx_fault = xgbe_phy_check_sfp_tx_fault(phy_data);
phy_data->sfp_rx_los = xgbe_phy_check_sfp_rx_los(phy_data);
- /* Assume ACTIVE cable unless told it is PASSIVE */
+ /* Assume FIBER cable unless told otherwise */
if (sfp_base[XGBE_SFP_BASE_CABLE] & XGBE_SFP_BASE_CABLE_PASSIVE) {
phy_data->sfp_cable = XGBE_SFP_CABLE_PASSIVE;
phy_data->sfp_cable_len = sfp_base[XGBE_SFP_BASE_CU_CABLE_LEN];
- } else {
+ } else if (sfp_base[XGBE_SFP_BASE_CABLE] & XGBE_SFP_BASE_CABLE_ACTIVE) {
phy_data->sfp_cable = XGBE_SFP_CABLE_ACTIVE;
+ } else {
+ phy_data->sfp_cable = XGBE_SFP_CABLE_FIBER;
}
/* Determine the type of SFP */
- if (phy_data->sfp_cable == XGBE_SFP_CABLE_PASSIVE &&
+ if (phy_data->sfp_cable != XGBE_SFP_CABLE_FIBER &&
xgbe_phy_sfp_bit_rate(sfp_eeprom, XGBE_SFP_SPEED_10000))
phy_data->sfp_base = XGBE_SFP_BASE_10000_CR;
else if (sfp_base[XGBE_SFP_BASE_10GBE_CC] & XGBE_SFP_BASE_10GBE_CC_SR)
diff --git a/drivers/net/ethernet/apple/bmac.c b/drivers/net/ethernet/apple/bmac.c
index 3e3711b..11d9884 100644
--- a/drivers/net/ethernet/apple/bmac.c
+++ b/drivers/net/ethernet/apple/bmac.c
@@ -1511,7 +1511,7 @@ static void bmac_tx_timeout(struct timer_list *t)
i = bp->tx_empty;
++dev->stats.tx_errors;
if (i != bp->tx_fill) {
- dev_kfree_skb(bp->tx_bufs[i]);
+ dev_kfree_skb_irq(bp->tx_bufs[i]);
bp->tx_bufs[i] = NULL;
if (++i >= N_TX_RING) i = 0;
bp->tx_empty = i;
diff --git a/drivers/net/ethernet/apple/mace.c b/drivers/net/ethernet/apple/mace.c
index b8ba2ab..65ed373 100644
--- a/drivers/net/ethernet/apple/mace.c
+++ b/drivers/net/ethernet/apple/mace.c
@@ -841,7 +841,7 @@ static void mace_tx_timeout(struct timer_list *t)
if (mp->tx_bad_runt) {
mp->tx_bad_runt = 0;
} else if (i != mp->tx_fill) {
- dev_kfree_skb(mp->tx_bufs[i]);
+ dev_kfree_skb_irq(mp->tx_bufs[i]);
if (++i >= N_TX_RING)
i = 0;
mp->tx_empty = i;
diff --git a/drivers/net/ethernet/dnet.c b/drivers/net/ethernet/dnet.c
index e249790..da9f9ec 100644
--- a/drivers/net/ethernet/dnet.c
+++ b/drivers/net/ethernet/dnet.c
@@ -553,11 +553,11 @@ static netdev_tx_t dnet_start_xmit(struct sk_buff *skb, struct net_device *dev)
skb_tx_timestamp(skb);
+ spin_unlock_irqrestore(&bp->lock, flags);
+
/* free the buffer */
dev_kfree_skb(skb);
- spin_unlock_irqrestore(&bp->lock, flags);
-
return NETDEV_TX_OK;
}
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
index 403c1b9..48956c3 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
@@ -2592,7 +2592,8 @@ static int hclgevf_pci_reset(struct hclgevf_dev *hdev)
struct pci_dev *pdev = hdev->pdev;
int ret = 0;
- if (hdev->reset_type == HNAE3_VF_FULL_RESET &&
+ if ((hdev->reset_type == HNAE3_VF_FULL_RESET ||
+ hdev->reset_type == HNAE3_FLR_RESET) &&
test_bit(HCLGEVF_STATE_IRQ_INITED, &hdev->state)) {
hclgevf_misc_irq_uninit(hdev);
hclgevf_uninit_msi(hdev);
diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c
index f718ead..10b16c2 100644
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -1213,8 +1213,12 @@ static int igb_alloc_q_vector(struct igb_adapter *adapter,
if (!q_vector) {
q_vector = kzalloc(size, GFP_KERNEL);
} else if (size > ksize(q_vector)) {
- kfree_rcu(q_vector, rcu);
- q_vector = kzalloc(size, GFP_KERNEL);
+ struct igb_q_vector *new_q_vector;
+
+ new_q_vector = kzalloc(size, GFP_KERNEL);
+ if (new_q_vector)
+ kfree_rcu(q_vector, rcu);
+ q_vector = new_q_vector;
} else {
memset(q_vector, 0, size);
}
@@ -7133,7 +7137,7 @@ static void igb_vf_reset_msg(struct igb_adapter *adapter, u32 vf)
{
struct e1000_hw *hw = &adapter->hw;
unsigned char *vf_mac = adapter->vf_data[vf].vf_mac_addresses;
- u32 reg, msgbuf[3];
+ u32 reg, msgbuf[3] = {};
u8 *addr = (u8 *)(&msgbuf[1]);
/* process all the same items cleared in a function level reset */
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c
index 2fb9796..ba36be0 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c
@@ -851,9 +851,11 @@ static struct pci_dev *ixgbe_get_first_secondary_devfn(unsigned int devfn)
rp_pdev = pci_get_domain_bus_and_slot(0, 0, devfn);
if (rp_pdev && rp_pdev->subordinate) {
bus = rp_pdev->subordinate->number;
+ pci_dev_put(rp_pdev);
return pci_get_domain_bus_and_slot(0, bus, 0);
}
+ pci_dev_put(rp_pdev);
return NULL;
}
@@ -870,6 +872,7 @@ static bool ixgbe_x550em_a_has_mii(struct ixgbe_hw *hw)
struct ixgbe_adapter *adapter = hw->back;
struct pci_dev *pdev = adapter->pdev;
struct pci_dev *func0_pdev;
+ bool has_mii = false;
/* For the C3000 family of SoCs (x550em_a) the internal ixgbe devices
* are always downstream of root ports @ 0000:00:16.0 & 0000:00:17.0
@@ -880,15 +883,16 @@ static bool ixgbe_x550em_a_has_mii(struct ixgbe_hw *hw)
func0_pdev = ixgbe_get_first_secondary_devfn(PCI_DEVFN(0x16, 0));
if (func0_pdev) {
if (func0_pdev == pdev)
- return true;
- else
- return false;
+ has_mii = true;
+ goto out;
}
func0_pdev = ixgbe_get_first_secondary_devfn(PCI_DEVFN(0x17, 0));
if (func0_pdev == pdev)
- return true;
+ has_mii = true;
- return false;
+out:
+ pci_dev_put(func0_pdev);
+ return has_mii;
}
/**
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/clock.c b/drivers/net/ethernet/mellanox/mlx5/core/lib/clock.c
index 492ff2ef..2c81ec3 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/lib/clock.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/clock.c
@@ -417,8 +417,8 @@ static int mlx5_ptp_verify(struct ptp_clock_info *ptp, unsigned int pin,
static const struct ptp_clock_info mlx5_ptp_clock_info = {
.owner = THIS_MODULE,
- .name = "mlx5_p2p",
- .max_adj = 100000000,
+ .name = "mlx5_ptp",
+ .max_adj = 50000000,
.n_alarm = 0,
.n_ext_ts = 0,
.n_per_out = 0,
diff --git a/drivers/net/ethernet/myricom/myri10ge/myri10ge.c b/drivers/net/ethernet/myricom/myri10ge/myri10ge.c
index c4c7160..5aee774 100644
--- a/drivers/net/ethernet/myricom/myri10ge/myri10ge.c
+++ b/drivers/net/ethernet/myricom/myri10ge/myri10ge.c
@@ -3956,6 +3956,7 @@ static int myri10ge_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
myri10ge_free_slices(mgp);
abort_with_firmware:
+ kfree(mgp->msix_vectors);
myri10ge_dummy_rdma(mgp, 0);
abort_with_ioremap:
diff --git a/drivers/net/ethernet/neterion/s2io.c b/drivers/net/ethernet/neterion/s2io.c
index 69316dd..496052a 100644
--- a/drivers/net/ethernet/neterion/s2io.c
+++ b/drivers/net/ethernet/neterion/s2io.c
@@ -2375,7 +2375,7 @@ static void free_tx_buffers(struct s2io_nic *nic)
skb = s2io_txdl_getskb(&mac_control->fifos[i], txdp, j);
if (skb) {
swstats->mem_freed += skb->truesize;
- dev_kfree_skb(skb);
+ dev_kfree_skb_irq(skb);
cnt++;
}
}
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c
index 1028621..85419b8 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c
@@ -2525,7 +2525,13 @@ int qlcnic_83xx_init(struct qlcnic_adapter *adapter, int pci_using_dac)
goto disable_mbx_intr;
qlcnic_83xx_clear_function_resources(adapter);
- qlcnic_dcb_enable(adapter->dcb);
+
+ err = qlcnic_dcb_enable(adapter->dcb);
+ if (err) {
+ qlcnic_dcb_free(adapter->dcb);
+ goto disable_mbx_intr;
+ }
+
qlcnic_83xx_initialize_nic(adapter, 1);
qlcnic_dcb_get_info(adapter->dcb);
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.h
index 0a9d24e..eb8000d9b 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.h
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.h
@@ -42,11 +42,6 @@ struct qlcnic_dcb {
unsigned long state;
};
-static inline void qlcnic_clear_dcb_ops(struct qlcnic_dcb *dcb)
-{
- kfree(dcb);
-}
-
static inline int qlcnic_dcb_get_hw_capability(struct qlcnic_dcb *dcb)
{
if (dcb && dcb->ops->get_hw_capability)
@@ -113,9 +108,8 @@ static inline void qlcnic_dcb_init_dcbnl_ops(struct qlcnic_dcb *dcb)
dcb->ops->init_dcbnl_ops(dcb);
}
-static inline void qlcnic_dcb_enable(struct qlcnic_dcb *dcb)
+static inline int qlcnic_dcb_enable(struct qlcnic_dcb *dcb)
{
- if (dcb && qlcnic_dcb_attach(dcb))
- qlcnic_clear_dcb_ops(dcb);
+ return dcb ? qlcnic_dcb_attach(dcb) : 0;
}
#endif
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
index 3a96fd6..9d5b74c 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
@@ -2639,7 +2639,13 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
"Device does not support MSI interrupts\n");
if (qlcnic_82xx_check(adapter)) {
- qlcnic_dcb_enable(adapter->dcb);
+ err = qlcnic_dcb_enable(adapter->dcb);
+ if (err) {
+ qlcnic_dcb_free(adapter->dcb);
+ dev_err(&pdev->dev, "Failed to enable DCB\n");
+ goto err_out_free_hw;
+ }
+
qlcnic_dcb_get_info(adapter->dcb);
err = qlcnic_setup_intr(adapter);
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c
index 400bc2c..7c782df 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c
@@ -222,6 +222,8 @@ int qlcnic_sriov_init(struct qlcnic_adapter *adapter, int num_vfs)
return 0;
qlcnic_destroy_async_wq:
+ while (i--)
+ kfree(sriov->vf_info[i].vp);
destroy_workqueue(bc->bc_async_wq);
qlcnic_destroy_trans_wq:
diff --git a/drivers/net/ethernet/rdc/r6040.c b/drivers/net/ethernet/rdc/r6040.c
index f158fdf..b66689e 100644
--- a/drivers/net/ethernet/rdc/r6040.c
+++ b/drivers/net/ethernet/rdc/r6040.c
@@ -1162,10 +1162,12 @@ static int r6040_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
err = register_netdev(dev);
if (err) {
dev_err(&pdev->dev, "Failed to register net device\n");
- goto err_out_mdio_unregister;
+ goto err_out_phy_disconnect;
}
return 0;
+err_out_phy_disconnect:
+ phy_disconnect(dev->phydev);
err_out_mdio_unregister:
mdiobus_unregister(lp->mii_bus);
err_out_mdio:
@@ -1189,6 +1191,7 @@ static void r6040_remove_one(struct pci_dev *pdev)
struct r6040_private *lp = netdev_priv(dev);
unregister_netdev(dev);
+ phy_disconnect(dev->phydev);
mdiobus_unregister(lp->mii_bus);
mdiobus_free(lp->mii_bus);
netif_napi_del(&lp->napi);
diff --git a/drivers/net/ethernet/renesas/ravb_main.c b/drivers/net/ethernet/renesas/ravb_main.c
index 95fd1f2..3fd5155 100644
--- a/drivers/net/ethernet/renesas/ravb_main.c
+++ b/drivers/net/ethernet/renesas/ravb_main.c
@@ -2216,11 +2216,11 @@ static int ravb_remove(struct platform_device *pdev)
priv->desc_bat_dma);
/* Set reset mode */
ravb_write(ndev, CCC_OPC_RESET, CCC);
- pm_runtime_put_sync(&pdev->dev);
unregister_netdev(ndev);
netif_napi_del(&priv->napi[RAVB_NC]);
netif_napi_del(&priv->napi[RAVB_BE]);
ravb_mdio_release(priv);
+ pm_runtime_put_sync(&pdev->dev);
pm_runtime_disable(&pdev->dev);
free_netdev(ndev);
platform_set_drvdata(pdev, NULL);
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c
index 8c14c99..7954681 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c
@@ -43,7 +43,8 @@ static void config_sub_second_increment(void __iomem *ioaddr,
if (!(value & PTP_TCR_TSCTRLSSR))
data = (data * 1000) / 465;
- data &= PTP_SSIR_SSINC_MASK;
+ if (data > PTP_SSIR_SSINC_MAX)
+ data = PTP_SSIR_SSINC_MAX;
reg_value = data;
if (gmac4)
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.h b/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.h
index 7abb1d4..60e6b08 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.h
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.h
@@ -61,7 +61,7 @@
#define PTP_TCR_TSENMACADDR BIT(18)
/* SSIR defines */
-#define PTP_SSIR_SSINC_MASK 0xff
+#define PTP_SSIR_SSINC_MAX 0xff
#define GMAC4_PTP_SSIR_SSINC_SHIFT 16
#endif /* __STMMAC_PTP_H__ */
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c
index ba03a2d..e65577f 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c
@@ -1614,12 +1614,16 @@ static int stmmac_test_arpoffload(struct stmmac_priv *priv)
}
ret = stmmac_set_arp_offload(priv, priv->hw, true, ip_addr);
- if (ret)
+ if (ret) {
+ kfree_skb(skb);
goto cleanup;
+ }
ret = dev_set_promiscuity(priv->dev, 1);
- if (ret)
+ if (ret) {
+ kfree_skb(skb);
goto cleanup;
+ }
skb_set_queue_mapping(skb, 0);
ret = dev_queue_xmit(skb);
diff --git a/drivers/net/ethernet/ti/netcp_core.c b/drivers/net/ethernet/ti/netcp_core.c
index 4154c48..5dbb4ed 100644
--- a/drivers/net/ethernet/ti/netcp_core.c
+++ b/drivers/net/ethernet/ti/netcp_core.c
@@ -1262,7 +1262,7 @@ static int netcp_tx_submit_skb(struct netcp_intf *netcp,
}
/* Submit the packet */
-static int netcp_ndo_start_xmit(struct sk_buff *skb, struct net_device *ndev)
+static netdev_tx_t netcp_ndo_start_xmit(struct sk_buff *skb, struct net_device *ndev)
{
struct netcp_intf *netcp = netdev_priv(ndev);
struct netcp_stats *tx_stats = &netcp->stats;
diff --git a/drivers/net/ethernet/xilinx/xilinx_emaclite.c b/drivers/net/ethernet/xilinx/xilinx_emaclite.c
index 6e5ea68..951482d89 100644
--- a/drivers/net/ethernet/xilinx/xilinx_emaclite.c
+++ b/drivers/net/ethernet/xilinx/xilinx_emaclite.c
@@ -541,7 +541,7 @@ static void xemaclite_tx_timeout(struct net_device *dev)
xemaclite_enable_interrupts(lp);
if (lp->deferred_skb) {
- dev_kfree_skb(lp->deferred_skb);
+ dev_kfree_skb_irq(lp->deferred_skb);
lp->deferred_skb = NULL;
dev->stats.tx_errors++;
}
diff --git a/drivers/net/fddi/defxx.c b/drivers/net/fddi/defxx.c
index c866f58..28bf530 100644
--- a/drivers/net/fddi/defxx.c
+++ b/drivers/net/fddi/defxx.c
@@ -3844,10 +3844,24 @@ static int dfx_init(void)
int status;
status = pci_register_driver(&dfx_pci_driver);
- if (!status)
- status = eisa_driver_register(&dfx_eisa_driver);
- if (!status)
- status = tc_register_driver(&dfx_tc_driver);
+ if (status)
+ goto err_pci_register;
+
+ status = eisa_driver_register(&dfx_eisa_driver);
+ if (status)
+ goto err_eisa_register;
+
+ status = tc_register_driver(&dfx_tc_driver);
+ if (status)
+ goto err_tc_register;
+
+ return 0;
+
+err_tc_register:
+ eisa_driver_unregister(&dfx_eisa_driver);
+err_eisa_register:
+ pci_unregister_driver(&dfx_pci_driver);
+err_pci_register:
return status;
}
diff --git a/drivers/net/hamradio/baycom_epp.c b/drivers/net/hamradio/baycom_epp.c
index 4476491..c5495ca 100644
--- a/drivers/net/hamradio/baycom_epp.c
+++ b/drivers/net/hamradio/baycom_epp.c
@@ -758,7 +758,7 @@ static void epp_bh(struct work_struct *work)
* ===================== network driver interface =========================
*/
-static int baycom_send_packet(struct sk_buff *skb, struct net_device *dev)
+static netdev_tx_t baycom_send_packet(struct sk_buff *skb, struct net_device *dev)
{
struct baycom_state *bc = netdev_priv(dev);
diff --git a/drivers/net/hamradio/scc.c b/drivers/net/hamradio/scc.c
index 6c03932..3dc4eb8 100644
--- a/drivers/net/hamradio/scc.c
+++ b/drivers/net/hamradio/scc.c
@@ -300,12 +300,12 @@ static inline void scc_discard_buffers(struct scc_channel *scc)
spin_lock_irqsave(&scc->lock, flags);
if (scc->tx_buff != NULL)
{
- dev_kfree_skb(scc->tx_buff);
+ dev_kfree_skb_irq(scc->tx_buff);
scc->tx_buff = NULL;
}
while (!skb_queue_empty(&scc->tx_queue))
- dev_kfree_skb(skb_dequeue(&scc->tx_queue));
+ dev_kfree_skb_irq(skb_dequeue(&scc->tx_queue));
spin_unlock_irqrestore(&scc->lock, flags);
}
@@ -1667,7 +1667,7 @@ static netdev_tx_t scc_net_tx(struct sk_buff *skb, struct net_device *dev)
if (skb_queue_len(&scc->tx_queue) > scc->dev->tx_queue_len) {
struct sk_buff *skb_del;
skb_del = skb_dequeue(&scc->tx_queue);
- dev_kfree_skb(skb_del);
+ dev_kfree_skb_irq(skb_del);
}
skb_queue_tail(&scc->tx_queue, skb);
netif_trans_update(dev);
diff --git a/drivers/net/loopback.c b/drivers/net/loopback.c
index 14545a8..7788f72 100644
--- a/drivers/net/loopback.c
+++ b/drivers/net/loopback.c
@@ -206,7 +206,7 @@ static __net_init int loopback_net_init(struct net *net)
int err;
err = -ENOMEM;
- dev = alloc_netdev(0, "lo", NET_NAME_UNKNOWN, loopback_setup);
+ dev = alloc_netdev(0, "lo", NET_NAME_PREDICTABLE, loopback_setup);
if (!dev)
goto out;
diff --git a/drivers/net/ntb_netdev.c b/drivers/net/ntb_netdev.c
index 1b7d588..b701ee83 100644
--- a/drivers/net/ntb_netdev.c
+++ b/drivers/net/ntb_netdev.c
@@ -137,7 +137,7 @@ static void ntb_netdev_rx_handler(struct ntb_transport_qp *qp, void *qp_data,
enqueue_again:
rc = ntb_transport_rx_enqueue(qp, skb, skb->data, ndev->mtu + ETH_HLEN);
if (rc) {
- dev_kfree_skb(skb);
+ dev_kfree_skb_any(skb);
ndev->stats.rx_errors++;
ndev->stats.rx_fifo_errors++;
}
@@ -192,7 +192,7 @@ static void ntb_netdev_tx_handler(struct ntb_transport_qp *qp, void *qp_data,
ndev->stats.tx_aborted_errors++;
}
- dev_kfree_skb(skb);
+ dev_kfree_skb_any(skb);
if (ntb_transport_tx_free_entry(dev->qp) >= tx_start) {
/* Make sure anybody stopping the queue after this sees the new
diff --git a/drivers/net/phy/xilinx_gmii2rgmii.c b/drivers/net/phy/xilinx_gmii2rgmii.c
index 151c2a3..7a78dfd 100644
--- a/drivers/net/phy/xilinx_gmii2rgmii.c
+++ b/drivers/net/phy/xilinx_gmii2rgmii.c
@@ -82,6 +82,7 @@ static int xgmiitorgmii_probe(struct mdio_device *mdiodev)
if (!priv->phy_dev->drv) {
dev_info(dev, "Attached phy not ready\n");
+ put_device(&priv->phy_dev->mdio.dev);
return -EPROBE_DEFER;
}
diff --git a/drivers/net/ppp/ppp_generic.c b/drivers/net/ppp/ppp_generic.c
index a085213..078c0f4 100644
--- a/drivers/net/ppp/ppp_generic.c
+++ b/drivers/net/ppp/ppp_generic.c
@@ -1522,6 +1522,8 @@ ppp_send_frame(struct ppp *ppp, struct sk_buff *skb)
int len;
unsigned char *cp;
+ skb->dev = ppp->dev;
+
if (proto < 0x8000) {
#ifdef CONFIG_PPP_FILTER
/* check if we should pass this packet */
diff --git a/drivers/net/usb/rndis_host.c b/drivers/net/usb/rndis_host.c
index 1505fe3..1ff723e 100644
--- a/drivers/net/usb/rndis_host.c
+++ b/drivers/net/usb/rndis_host.c
@@ -255,7 +255,8 @@ static int rndis_query(struct usbnet *dev, struct usb_interface *intf,
off = le32_to_cpu(u.get_c->offset);
len = le32_to_cpu(u.get_c->len);
- if (unlikely((8 + off + len) > CONTROL_BUFFER_SIZE))
+ if (unlikely((off > CONTROL_BUFFER_SIZE - 8) ||
+ (len > CONTROL_BUFFER_SIZE - 8 - off)))
goto response_error;
if (*reply_len != -1 && len != *reply_len)
diff --git a/drivers/net/wan/farsync.c b/drivers/net/wan/farsync.c
index 1901ec79..a252735 100644
--- a/drivers/net/wan/farsync.c
+++ b/drivers/net/wan/farsync.c
@@ -2613,6 +2613,7 @@ fst_remove_one(struct pci_dev *pdev)
for (i = 0; i < card->nports; i++) {
struct net_device *dev = port_to_dev(&card->ports[i]);
unregister_hdlc_device(dev);
+ free_netdev(dev);
}
fst_disable_intr(card);
@@ -2633,6 +2634,7 @@ fst_remove_one(struct pci_dev *pdev)
card->tx_dma_handle_card);
}
fst_card_array[card->card_no] = NULL;
+ kfree(card);
}
static struct pci_driver fst_driver = {
diff --git a/drivers/net/wireless/ath/ar5523/ar5523.c b/drivers/net/wireless/ath/ar5523/ar5523.c
index 58e189e..5d3cf354 100644
--- a/drivers/net/wireless/ath/ar5523/ar5523.c
+++ b/drivers/net/wireless/ath/ar5523/ar5523.c
@@ -241,6 +241,11 @@ static void ar5523_cmd_tx_cb(struct urb *urb)
}
}
+static void ar5523_cancel_tx_cmd(struct ar5523 *ar)
+{
+ usb_kill_urb(ar->tx_cmd.urb_tx);
+}
+
static int ar5523_cmd(struct ar5523 *ar, u32 code, const void *idata,
int ilen, void *odata, int olen, int flags)
{
@@ -280,6 +285,7 @@ static int ar5523_cmd(struct ar5523 *ar, u32 code, const void *idata,
}
if (!wait_for_completion_timeout(&cmd->done, 2 * HZ)) {
+ ar5523_cancel_tx_cmd(ar);
cmd->odata = NULL;
ar5523_err(ar, "timeout waiting for command %02x reply\n",
code);
diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c
index 0f055e5..c28328c 100644
--- a/drivers/net/wireless/ath/ath10k/pci.c
+++ b/drivers/net/wireless/ath/ath10k/pci.c
@@ -3769,18 +3769,22 @@ static struct pci_driver ath10k_pci_driver = {
static int __init ath10k_pci_init(void)
{
- int ret;
+ int ret1, ret2;
- ret = pci_register_driver(&ath10k_pci_driver);
- if (ret)
+ ret1 = pci_register_driver(&ath10k_pci_driver);
+ if (ret1)
printk(KERN_ERR "failed to register ath10k pci driver: %d\n",
- ret);
+ ret1);
- ret = ath10k_ahb_init();
- if (ret)
- printk(KERN_ERR "ahb init failed: %d\n", ret);
+ ret2 = ath10k_ahb_init();
+ if (ret2)
+ printk(KERN_ERR "ahb init failed: %d\n", ret2);
- return ret;
+ if (ret1 && ret2)
+ return ret1;
+
+ /* registered to at least one bus */
+ return 0;
}
module_init(ath10k_pci_init);
diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.c b/drivers/net/wireless/ath/ath9k/hif_usb.c
index c8c7afe..8a18a33 100644
--- a/drivers/net/wireless/ath/ath9k/hif_usb.c
+++ b/drivers/net/wireless/ath/ath9k/hif_usb.c
@@ -709,14 +709,13 @@ static void ath9k_hif_usb_reg_in_cb(struct urb *urb)
struct rx_buf *rx_buf = (struct rx_buf *)urb->context;
struct hif_device_usb *hif_dev = rx_buf->hif_dev;
struct sk_buff *skb = rx_buf->skb;
- struct sk_buff *nskb;
int ret;
if (!skb)
return;
if (!hif_dev)
- goto free;
+ goto free_skb;
switch (urb->status) {
case 0:
@@ -725,7 +724,7 @@ static void ath9k_hif_usb_reg_in_cb(struct urb *urb)
case -ECONNRESET:
case -ENODEV:
case -ESHUTDOWN:
- goto free;
+ goto free_skb;
default:
skb_reset_tail_pointer(skb);
skb_trim(skb, 0);
@@ -736,25 +735,27 @@ static void ath9k_hif_usb_reg_in_cb(struct urb *urb)
if (likely(urb->actual_length != 0)) {
skb_put(skb, urb->actual_length);
- /* Process the command first */
+ /*
+ * Process the command first.
+ * skb is either freed here or passed to be
+ * managed to another callback function.
+ */
ath9k_htc_rx_msg(hif_dev->htc_handle, skb,
skb->len, USB_REG_IN_PIPE);
-
- nskb = alloc_skb(MAX_REG_IN_BUF_SIZE, GFP_ATOMIC);
- if (!nskb) {
+ skb = alloc_skb(MAX_REG_IN_BUF_SIZE, GFP_ATOMIC);
+ if (!skb) {
dev_err(&hif_dev->udev->dev,
"ath9k_htc: REG_IN memory allocation failure\n");
- urb->context = NULL;
- return;
+ goto free_rx_buf;
}
- rx_buf->skb = nskb;
+ rx_buf->skb = skb;
usb_fill_int_urb(urb, hif_dev->udev,
usb_rcvintpipe(hif_dev->udev,
USB_REG_IN_PIPE),
- nskb->data, MAX_REG_IN_BUF_SIZE,
+ skb->data, MAX_REG_IN_BUF_SIZE,
ath9k_hif_usb_reg_in_cb, rx_buf, 1);
}
@@ -763,12 +764,13 @@ static void ath9k_hif_usb_reg_in_cb(struct urb *urb)
ret = usb_submit_urb(urb, GFP_ATOMIC);
if (ret) {
usb_unanchor_urb(urb);
- goto free;
+ goto free_skb;
}
return;
-free:
+free_skb:
kfree_skb(skb);
+free_rx_buf:
kfree(rx_buf);
urb->context = NULL;
}
@@ -781,14 +783,10 @@ static void ath9k_hif_usb_dealloc_tx_urbs(struct hif_device_usb *hif_dev)
spin_lock_irqsave(&hif_dev->tx.tx_lock, flags);
list_for_each_entry_safe(tx_buf, tx_buf_tmp,
&hif_dev->tx.tx_buf, list) {
- usb_get_urb(tx_buf->urb);
- spin_unlock_irqrestore(&hif_dev->tx.tx_lock, flags);
- usb_kill_urb(tx_buf->urb);
list_del(&tx_buf->list);
usb_free_urb(tx_buf->urb);
kfree(tx_buf->buf);
kfree(tx_buf);
- spin_lock_irqsave(&hif_dev->tx.tx_lock, flags);
}
spin_unlock_irqrestore(&hif_dev->tx.tx_lock, flags);
@@ -1330,10 +1328,24 @@ static int send_eject_command(struct usb_interface *interface)
static int ath9k_hif_usb_probe(struct usb_interface *interface,
const struct usb_device_id *id)
{
+ struct usb_endpoint_descriptor *bulk_in, *bulk_out, *int_in, *int_out;
struct usb_device *udev = interface_to_usbdev(interface);
+ struct usb_host_interface *alt;
struct hif_device_usb *hif_dev;
int ret = 0;
+ /* Verify the expected endpoints are present */
+ alt = interface->cur_altsetting;
+ if (usb_find_common_endpoints(alt, &bulk_in, &bulk_out, &int_in, &int_out) < 0 ||
+ usb_endpoint_num(bulk_in) != USB_WLAN_RX_PIPE ||
+ usb_endpoint_num(bulk_out) != USB_WLAN_TX_PIPE ||
+ usb_endpoint_num(int_in) != USB_REG_IN_PIPE ||
+ usb_endpoint_num(int_out) != USB_REG_OUT_PIPE) {
+ dev_err(&udev->dev,
+ "ath9k_htc: Device endpoint numbers are not the expected ones\n");
+ return -ENODEV;
+ }
+
if (id->driver_info == STORAGE_DEVICE)
return send_eject_command(interface);
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c
index 544ad80..47e33fe 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c
@@ -703,6 +703,11 @@ brcmf_fw_alloc_request(u32 chip, u32 chiprev,
u32 i, j;
char end = '\0';
+ if (chiprev >= BITS_PER_TYPE(u32)) {
+ brcmf_err("Invalid chip revision %u\n", chiprev);
+ return NULL;
+ }
+
for (i = 0; i < table_size; i++) {
if (mapping_table[i].chipid == chip &&
mapping_table[i].revmask & BIT(chiprev))
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
index b5d2e5b..092501e 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
@@ -616,7 +616,7 @@ static int brcmf_pcie_exit_download_state(struct brcmf_pciedev_info *devinfo,
}
if (!brcmf_chip_set_active(devinfo->ci, resetintr))
- return -EINVAL;
+ return -EIO;
return 0;
}
@@ -1109,6 +1109,10 @@ static int brcmf_pcie_init_ringbuffers(struct brcmf_pciedev_info *devinfo)
BRCMF_NROF_H2D_COMMON_MSGRINGS;
max_completionrings = BRCMF_NROF_D2H_COMMON_MSGRINGS;
}
+ if (max_flowrings > 256) {
+ brcmf_err(bus, "invalid max_flowrings(%d)\n", max_flowrings);
+ return -EIO;
+ }
if (devinfo->dma_idx_sz != 0) {
bufsz = (max_submissionrings + max_completionrings) *
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
index ddc9996..5874f56 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
@@ -3367,6 +3367,7 @@ static int brcmf_sdio_download_firmware(struct brcmf_sdio *bus,
/* Take arm out of reset */
if (!brcmf_chip_set_active(bus->ci, rstvec)) {
brcmf_err("error getting out of ARM core reset\n");
+ bcmerror = -EIO;
goto err;
}
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
index d46e606..9a81ce2 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
@@ -1209,6 +1209,7 @@ int iwl_mvm_tx_skb_sta(struct iwl_mvm *mvm, struct sk_buff *skb,
struct sk_buff_head mpdus_skbs;
unsigned int payload_len;
int ret;
+ struct sk_buff *orig_skb = skb;
if (WARN_ON_ONCE(!mvmsta))
return -1;
@@ -1241,8 +1242,17 @@ int iwl_mvm_tx_skb_sta(struct iwl_mvm *mvm, struct sk_buff *skb,
ret = iwl_mvm_tx_mpdu(mvm, skb, &info, sta);
if (ret) {
+ /* Free skbs created as part of TSO logic that have not yet been dequeued */
__skb_queue_purge(&mpdus_skbs);
- return ret;
+ /* skb here is not necessarily same as skb that entered this method,
+ * so free it explicitly.
+ */
+ if (skb == orig_skb)
+ ieee80211_free_txskb(mvm->hw, skb);
+ else
+ kfree_skb(skb);
+ /* there was error, but we consumed skb one way or another, so return 0 */
+ return 0;
}
}
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h
index 6858f7d..2a02d4d 100644
--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h
@@ -1178,7 +1178,7 @@ struct rtl8723bu_c2h {
u8 dummy3_0;
} __packed ra_report;
};
-};
+} __packed;
struct rtl8xxxu_fileops;
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
index b472dc4..4a81e81 100644
--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
@@ -1608,18 +1608,18 @@ static void rtl8xxxu_print_chipinfo(struct rtl8xxxu_priv *priv)
static int rtl8xxxu_identify_chip(struct rtl8xxxu_priv *priv)
{
struct device *dev = &priv->udev->dev;
- u32 val32, bonding;
+ u32 val32, bonding, sys_cfg;
u16 val16;
- val32 = rtl8xxxu_read32(priv, REG_SYS_CFG);
- priv->chip_cut = (val32 & SYS_CFG_CHIP_VERSION_MASK) >>
+ sys_cfg = rtl8xxxu_read32(priv, REG_SYS_CFG);
+ priv->chip_cut = (sys_cfg & SYS_CFG_CHIP_VERSION_MASK) >>
SYS_CFG_CHIP_VERSION_SHIFT;
- if (val32 & SYS_CFG_TRP_VAUX_EN) {
+ if (sys_cfg & SYS_CFG_TRP_VAUX_EN) {
dev_info(dev, "Unsupported test chip\n");
return -ENOTSUPP;
}
- if (val32 & SYS_CFG_BT_FUNC) {
+ if (sys_cfg & SYS_CFG_BT_FUNC) {
if (priv->chip_cut >= 3) {
sprintf(priv->chip_name, "8723BU");
priv->rtl_chip = RTL8723B;
@@ -1641,7 +1641,7 @@ static int rtl8xxxu_identify_chip(struct rtl8xxxu_priv *priv)
if (val32 & MULTI_GPS_FUNC_EN)
priv->has_gps = 1;
priv->is_multi_func = 1;
- } else if (val32 & SYS_CFG_TYPE_ID) {
+ } else if (sys_cfg & SYS_CFG_TYPE_ID) {
bonding = rtl8xxxu_read32(priv, REG_HPON_FSM);
bonding &= HPON_FSM_BONDING_MASK;
if (priv->fops->tx_desc_size ==
@@ -1689,7 +1689,7 @@ static int rtl8xxxu_identify_chip(struct rtl8xxxu_priv *priv)
case RTL8188E:
case RTL8192E:
case RTL8723B:
- switch (val32 & SYS_CFG_VENDOR_EXT_MASK) {
+ switch (sys_cfg & SYS_CFG_VENDOR_EXT_MASK) {
case SYS_CFG_VENDOR_ID_TSMC:
sprintf(priv->chip_vendor, "TSMC");
break;
@@ -1706,7 +1706,7 @@ static int rtl8xxxu_identify_chip(struct rtl8xxxu_priv *priv)
}
break;
default:
- if (val32 & SYS_CFG_VENDOR_ID) {
+ if (sys_cfg & SYS_CFG_VENDOR_ID) {
sprintf(priv->chip_vendor, "UMC");
priv->vendor_umc = 1;
} else {
diff --git a/drivers/net/wireless/rsi/rsi_91x_core.c b/drivers/net/wireless/rsi/rsi_91x_core.c
index c6c2903..a939b55 100644
--- a/drivers/net/wireless/rsi/rsi_91x_core.c
+++ b/drivers/net/wireless/rsi/rsi_91x_core.c
@@ -466,7 +466,9 @@ void rsi_core_xmit(struct rsi_common *common, struct sk_buff *skb)
tid, 0);
}
}
- if (skb->protocol == cpu_to_be16(ETH_P_PAE)) {
+
+ if (IEEE80211_SKB_CB(skb)->control.flags &
+ IEEE80211_TX_CTRL_PORT_CTRL_PROTO) {
q_num = MGMT_SOFT_Q;
skb->priority = q_num;
}
diff --git a/drivers/net/wireless/rsi/rsi_91x_hal.c b/drivers/net/wireless/rsi/rsi_91x_hal.c
index 7d0b44f..062c5da7 100644
--- a/drivers/net/wireless/rsi/rsi_91x_hal.c
+++ b/drivers/net/wireless/rsi/rsi_91x_hal.c
@@ -162,12 +162,16 @@ int rsi_prepare_data_desc(struct rsi_common *common, struct sk_buff *skb)
u8 header_size;
u8 vap_id = 0;
u8 dword_align_bytes;
+ bool tx_eapol;
u16 seq_num;
info = IEEE80211_SKB_CB(skb);
vif = info->control.vif;
tx_params = (struct skb_info *)info->driver_data;
+ tx_eapol = IEEE80211_SKB_CB(skb)->control.flags &
+ IEEE80211_TX_CTRL_PORT_CTRL_PROTO;
+
header_size = FRAME_DESC_SZ + sizeof(struct rsi_xtended_desc);
if (header_size > skb_headroom(skb)) {
rsi_dbg(ERR_ZONE, "%s: Unable to send pkt\n", __func__);
@@ -231,7 +235,7 @@ int rsi_prepare_data_desc(struct rsi_common *common, struct sk_buff *skb)
}
}
- if (skb->protocol == cpu_to_be16(ETH_P_PAE)) {
+ if (tx_eapol) {
rsi_dbg(INFO_ZONE, "*** Tx EAPOL ***\n");
data_desc->frame_info = cpu_to_le16(RATE_INFO_ENABLE);
diff --git a/drivers/net/xen-netback/xenbus.c b/drivers/net/xen-netback/xenbus.c
index 44e353d..43bd881 100644
--- a/drivers/net/xen-netback/xenbus.c
+++ b/drivers/net/xen-netback/xenbus.c
@@ -202,10 +202,10 @@ static int netback_remove(struct xenbus_device *dev)
set_backend_state(be, XenbusStateClosed);
unregister_hotplug_status_watch(be);
+ xenbus_rm(XBT_NIL, dev->nodename, "hotplug-status");
if (be->vif) {
kobject_uevent(&dev->dev.kobj, KOBJ_OFFLINE);
xen_unregister_watchers(be->vif);
- xenbus_rm(XBT_NIL, dev->nodename, "hotplug-status");
xenvif_free(be->vif);
be->vif = NULL;
}
@@ -435,7 +435,6 @@ static void backend_disconnect(struct backend_info *be)
unsigned int queue_index;
xen_unregister_watchers(vif);
- xenbus_rm(XBT_NIL, be->dev->nodename, "hotplug-status");
#ifdef CONFIG_DEBUG_FS
xenvif_debugfs_delif(vif);
#endif /* CONFIG_DEBUG_FS */
diff --git a/drivers/nfc/pn533/pn533.c b/drivers/nfc/pn533/pn533.c
index 807b7b3..1e90ff1 100644
--- a/drivers/nfc/pn533/pn533.c
+++ b/drivers/nfc/pn533/pn533.c
@@ -1293,6 +1293,8 @@ static int pn533_poll_dep_complete(struct pn533 *dev, void *arg,
if (IS_ERR(resp))
return PTR_ERR(resp);
+ memset(&nfc_target, 0, sizeof(struct nfc_target));
+
rsp = (struct pn533_cmd_jump_dep_response *)resp->data;
rc = rsp->status & PN533_CMD_RET_MASK;
@@ -1774,6 +1776,8 @@ static int pn533_in_dep_link_up_complete(struct pn533 *dev, void *arg,
dev_dbg(dev->dev, "Creating new target\n");
+ memset(&nfc_target, 0, sizeof(struct nfc_target));
+
nfc_target.supported_protocols = NFC_PROTO_NFC_DEP_MASK;
nfc_target.nfcid1_len = 10;
memcpy(nfc_target.nfcid1, rsp->nfcid3t, nfc_target.nfcid1_len);
diff --git a/drivers/nfc/pn533/usb.c b/drivers/nfc/pn533/usb.c
index d7a355d..82e5b7d 100644
--- a/drivers/nfc/pn533/usb.c
+++ b/drivers/nfc/pn533/usb.c
@@ -153,10 +153,17 @@ static int pn533_usb_send_ack(struct pn533 *dev, gfp_t flags)
return usb_submit_urb(phy->ack_urb, flags);
}
+struct pn533_out_arg {
+ struct pn533_usb_phy *phy;
+ struct completion done;
+};
+
static int pn533_usb_send_frame(struct pn533 *dev,
struct sk_buff *out)
{
struct pn533_usb_phy *phy = dev->phy;
+ struct pn533_out_arg arg;
+ void *cntx;
int rc;
if (phy->priv == NULL)
@@ -168,10 +175,17 @@ static int pn533_usb_send_frame(struct pn533 *dev,
print_hex_dump_debug("PN533 TX: ", DUMP_PREFIX_NONE, 16, 1,
out->data, out->len, false);
+ init_completion(&arg.done);
+ cntx = phy->out_urb->context;
+ phy->out_urb->context = &arg;
+
rc = usb_submit_urb(phy->out_urb, GFP_KERNEL);
if (rc)
return rc;
+ wait_for_completion(&arg.done);
+ phy->out_urb->context = cntx;
+
if (dev->protocol_type == PN533_PROTO_REQ_RESP) {
/* request for response for sent packet directly */
rc = pn533_submit_urb_for_response(phy, GFP_KERNEL);
@@ -412,7 +426,31 @@ static int pn533_acr122_poweron_rdr(struct pn533_usb_phy *phy)
return arg.rc;
}
-static void pn533_send_complete(struct urb *urb)
+static void pn533_out_complete(struct urb *urb)
+{
+ struct pn533_out_arg *arg = urb->context;
+ struct pn533_usb_phy *phy = arg->phy;
+
+ switch (urb->status) {
+ case 0:
+ break; /* success */
+ case -ECONNRESET:
+ case -ENOENT:
+ dev_dbg(&phy->udev->dev,
+ "The urb has been stopped (status %d)\n",
+ urb->status);
+ break;
+ case -ESHUTDOWN:
+ default:
+ nfc_err(&phy->udev->dev,
+ "Urb failure (status %d)\n",
+ urb->status);
+ }
+
+ complete(&arg->done);
+}
+
+static void pn533_ack_complete(struct urb *urb)
{
struct pn533_usb_phy *phy = urb->context;
@@ -500,10 +538,10 @@ static int pn533_usb_probe(struct usb_interface *interface,
usb_fill_bulk_urb(phy->out_urb, phy->udev,
usb_sndbulkpipe(phy->udev, out_endpoint),
- NULL, 0, pn533_send_complete, phy);
+ NULL, 0, pn533_out_complete, phy);
usb_fill_bulk_urb(phy->ack_urb, phy->udev,
usb_sndbulkpipe(phy->udev, out_endpoint),
- NULL, 0, pn533_send_complete, phy);
+ NULL, 0, pn533_ack_complete, phy);
switch (id->driver_info) {
case PN533_DEVICE_STD:
diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
index 10fe7a7..5d62d10 100644
--- a/drivers/nvme/host/pci.c
+++ b/drivers/nvme/host/pci.c
@@ -117,9 +117,9 @@ struct nvme_dev {
mempool_t *iod_mempool;
/* shadow doorbell buffer support: */
- u32 *dbbuf_dbs;
+ __le32 *dbbuf_dbs;
dma_addr_t dbbuf_dbs_dma_addr;
- u32 *dbbuf_eis;
+ __le32 *dbbuf_eis;
dma_addr_t dbbuf_eis_dma_addr;
/* host memory buffer support: */
@@ -187,10 +187,10 @@ struct nvme_queue {
#define NVMEQ_SQ_CMB 1
#define NVMEQ_DELETE_ERROR 2
#define NVMEQ_POLLED 3
- u32 *dbbuf_sq_db;
- u32 *dbbuf_cq_db;
- u32 *dbbuf_sq_ei;
- u32 *dbbuf_cq_ei;
+ __le32 *dbbuf_sq_db;
+ __le32 *dbbuf_cq_db;
+ __le32 *dbbuf_sq_ei;
+ __le32 *dbbuf_cq_ei;
struct completion delete_done;
};
@@ -311,11 +311,11 @@ static inline int nvme_dbbuf_need_event(u16 event_idx, u16 new_idx, u16 old)
}
/* Update dbbuf and return true if an MMIO is required */
-static bool nvme_dbbuf_update_and_check_event(u16 value, u32 *dbbuf_db,
- volatile u32 *dbbuf_ei)
+static bool nvme_dbbuf_update_and_check_event(u16 value, __le32 *dbbuf_db,
+ volatile __le32 *dbbuf_ei)
{
if (dbbuf_db) {
- u16 old_value;
+ u16 old_value, event_idx;
/*
* Ensure that the queue is written before updating
@@ -323,8 +323,8 @@ static bool nvme_dbbuf_update_and_check_event(u16 value, u32 *dbbuf_db,
*/
wmb();
- old_value = *dbbuf_db;
- *dbbuf_db = value;
+ old_value = le32_to_cpu(*dbbuf_db);
+ *dbbuf_db = cpu_to_le32(value);
/*
* Ensure that the doorbell is updated before reading the event
@@ -334,7 +334,8 @@ static bool nvme_dbbuf_update_and_check_event(u16 value, u32 *dbbuf_db,
*/
mb();
- if (!nvme_dbbuf_need_event(*dbbuf_ei, value, old_value))
+ event_idx = le32_to_cpu(*dbbuf_ei);
+ if (!nvme_dbbuf_need_event(event_idx, value, old_value))
return false;
}
diff --git a/drivers/of/overlay.c b/drivers/of/overlay.c
index 8420ef42..dc29877 100644
--- a/drivers/of/overlay.c
+++ b/drivers/of/overlay.c
@@ -547,7 +547,7 @@ static int find_dup_cset_node_entry(struct overlay_changeset *ovcs,
fn_1 = kasprintf(GFP_KERNEL, "%pOF", ce_1->np);
fn_2 = kasprintf(GFP_KERNEL, "%pOF", ce_2->np);
- node_path_match = !strcmp(fn_1, fn_2);
+ node_path_match = !fn_1 || !fn_2 || !strcmp(fn_1, fn_2);
kfree(fn_1);
kfree(fn_2);
if (node_path_match) {
@@ -582,7 +582,7 @@ static int find_dup_cset_prop(struct overlay_changeset *ovcs,
fn_1 = kasprintf(GFP_KERNEL, "%pOF", ce_1->np);
fn_2 = kasprintf(GFP_KERNEL, "%pOF", ce_2->np);
- node_path_match = !strcmp(fn_1, fn_2);
+ node_path_match = !fn_1 || !fn_2 || !strcmp(fn_1, fn_2);
kfree(fn_1);
kfree(fn_2);
if (node_path_match &&
diff --git a/drivers/parisc/led.c b/drivers/parisc/led.c
index 73e37bb8..609c747 100644
--- a/drivers/parisc/led.c
+++ b/drivers/parisc/led.c
@@ -137,6 +137,9 @@ static int start_task(void)
/* Create the work queue and queue the LED task */
led_wq = create_singlethread_workqueue("led_wq");
+ if (!led_wq)
+ return -ENOMEM;
+
queue_delayed_work(led_wq, &led_task, 0);
return 0;
diff --git a/drivers/pci/irq.c b/drivers/pci/irq.c
index a1de501..3f6a5d5 100644
--- a/drivers/pci/irq.c
+++ b/drivers/pci/irq.c
@@ -94,6 +94,8 @@ int pci_request_irq(struct pci_dev *dev, unsigned int nr, irq_handler_t handler,
va_start(ap, fmt);
devname = kvasprintf(GFP_KERNEL, fmt, ap);
va_end(ap);
+ if (!devname)
+ return -ENOMEM;
ret = request_threaded_irq(pci_irq_vector(dev, nr), handler, thread_fn,
irqflags, devname, dev_id);
diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c
index e401f04..171988d 100644
--- a/drivers/pci/pci-sysfs.c
+++ b/drivers/pci/pci-sysfs.c
@@ -1157,11 +1157,9 @@ static int pci_create_attr(struct pci_dev *pdev, int num, int write_combine)
sysfs_bin_attr_init(res_attr);
if (write_combine) {
- pdev->res_attr_wc[num] = res_attr;
sprintf(res_attr_name, "resource%d_wc", num);
res_attr->mmap = pci_mmap_resource_wc;
} else {
- pdev->res_attr[num] = res_attr;
sprintf(res_attr_name, "resource%d", num);
if (pci_resource_flags(pdev, num) & IORESOURCE_IO) {
res_attr->read = pci_read_resource_io;
@@ -1177,10 +1175,17 @@ static int pci_create_attr(struct pci_dev *pdev, int num, int write_combine)
res_attr->size = pci_resource_len(pdev, num);
res_attr->private = (void *)(unsigned long)num;
retval = sysfs_create_bin_file(&pdev->dev.kobj, res_attr);
- if (retval)
+ if (retval) {
kfree(res_attr);
+ return retval;
+ }
- return retval;
+ if (write_combine)
+ pdev->res_attr_wc[num] = res_attr;
+ else
+ pdev->res_attr[num] = res_attr;
+
+ return 0;
}
/**
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 8cf5edd..5bca6e4 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -6094,6 +6094,8 @@ bool pci_device_is_present(struct pci_dev *pdev)
{
u32 v;
+ /* Check PF if pdev is a VF, since VF Vendor/Device IDs are 0xffff */
+ pdev = pci_physfn(pdev);
if (pci_dev_is_disconnected(pdev))
return false;
return pci_bus_read_dev_vendor_id(pdev->bus, pdev->devfn, &v, 0);
diff --git a/drivers/perf/arm_dsu_pmu.c b/drivers/perf/arm_dsu_pmu.c
index 4594e2ed..96e7691 100644
--- a/drivers/perf/arm_dsu_pmu.c
+++ b/drivers/perf/arm_dsu_pmu.c
@@ -816,7 +816,11 @@ static int __init dsu_pmu_init(void)
if (ret < 0)
return ret;
dsu_pmu_cpuhp_state = ret;
- return platform_driver_register(&dsu_pmu_driver);
+ ret = platform_driver_register(&dsu_pmu_driver);
+ if (ret)
+ cpuhp_remove_multi_state(dsu_pmu_cpuhp_state);
+
+ return ret;
}
static void __exit dsu_pmu_exit(void)
diff --git a/drivers/perf/arm_smmuv3_pmu.c b/drivers/perf/arm_smmuv3_pmu.c
index 6a3fa1f..0b6af77 100644
--- a/drivers/perf/arm_smmuv3_pmu.c
+++ b/drivers/perf/arm_smmuv3_pmu.c
@@ -872,6 +872,8 @@ static struct platform_driver smmu_pmu_driver = {
static int __init arm_smmu_pmu_init(void)
{
+ int ret;
+
cpuhp_state_num = cpuhp_setup_state_multi(CPUHP_AP_ONLINE_DYN,
"perf/arm/pmcg:online",
NULL,
@@ -879,7 +881,11 @@ static int __init arm_smmu_pmu_init(void)
if (cpuhp_state_num < 0)
return cpuhp_state_num;
- return platform_driver_register(&smmu_pmu_driver);
+ ret = platform_driver_register(&smmu_pmu_driver);
+ if (ret)
+ cpuhp_remove_multi_state(cpuhp_state_num);
+
+ return ret;
}
module_init(arm_smmu_pmu_init);
diff --git a/drivers/pinctrl/pinconf-generic.c b/drivers/pinctrl/pinconf-generic.c
index e31042b..8798bc7 100644
--- a/drivers/pinctrl/pinconf-generic.c
+++ b/drivers/pinctrl/pinconf-generic.c
@@ -392,8 +392,10 @@ int pinconf_generic_dt_node_to_map(struct pinctrl_dev *pctldev,
for_each_available_child_of_node(np_config, np) {
ret = pinconf_generic_dt_subnode_to_map(pctldev, np, map,
&reserved_maps, num_maps, type);
- if (ret < 0)
+ if (ret < 0) {
+ of_node_put(np);
goto exit;
+ }
}
return 0;
diff --git a/drivers/platform/x86/mxm-wmi.c b/drivers/platform/x86/mxm-wmi.c
index 9a19fbd..9a45795 100644
--- a/drivers/platform/x86/mxm-wmi.c
+++ b/drivers/platform/x86/mxm-wmi.c
@@ -35,13 +35,11 @@ int mxm_wmi_call_mxds(int adapter)
.xarg = 1,
};
struct acpi_buffer input = { (acpi_size)sizeof(args), &args };
- struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };
acpi_status status;
printk("calling mux switch %d\n", adapter);
- status = wmi_evaluate_method(MXM_WMMX_GUID, 0x0, adapter, &input,
- &output);
+ status = wmi_evaluate_method(MXM_WMMX_GUID, 0x0, adapter, &input, NULL);
if (ACPI_FAILURE(status))
return status;
@@ -60,13 +58,11 @@ int mxm_wmi_call_mxmx(int adapter)
.xarg = 1,
};
struct acpi_buffer input = { (acpi_size)sizeof(args), &args };
- struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };
acpi_status status;
printk("calling mux switch %d\n", adapter);
- status = wmi_evaluate_method(MXM_WMMX_GUID, 0x0, adapter, &input,
- &output);
+ status = wmi_evaluate_method(MXM_WMMX_GUID, 0x0, adapter, &input, NULL);
if (ACPI_FAILURE(status))
return status;
diff --git a/drivers/platform/x86/sony-laptop.c b/drivers/platform/x86/sony-laptop.c
index fb088dd..5a290fe 100644
--- a/drivers/platform/x86/sony-laptop.c
+++ b/drivers/platform/x86/sony-laptop.c
@@ -1899,14 +1899,21 @@ static int sony_nc_kbd_backlight_setup(struct platform_device *pd,
break;
}
- ret = sony_call_snc_handle(handle, probe_base, &result);
- if (ret)
- return ret;
+ /*
+ * Only probe if there is a separate probe_base, otherwise the probe call
+ * is equivalent to __sony_nc_kbd_backlight_mode_set(0), resulting in
+ * the keyboard backlight being turned off.
+ */
+ if (probe_base) {
+ ret = sony_call_snc_handle(handle, probe_base, &result);
+ if (ret)
+ return ret;
- if ((handle == 0x0137 && !(result & 0x02)) ||
- !(result & 0x01)) {
- dprintk("no backlight keyboard found\n");
- return 0;
+ if ((handle == 0x0137 && !(result & 0x02)) ||
+ !(result & 0x01)) {
+ dprintk("no backlight keyboard found\n");
+ return 0;
+ }
}
kbdbl_ctl = kzalloc(sizeof(*kbdbl_ctl), GFP_KERNEL);
diff --git a/drivers/pnp/core.c b/drivers/pnp/core.c
index 3bf18d7..131b925 100644
--- a/drivers/pnp/core.c
+++ b/drivers/pnp/core.c
@@ -160,14 +160,14 @@ struct pnp_dev *pnp_alloc_dev(struct pnp_protocol *protocol, int id,
dev->dev.coherent_dma_mask = dev->dma_mask;
dev->dev.release = &pnp_release_device;
- dev_set_name(&dev->dev, "%02x:%02x", dev->protocol->number, dev->number);
-
dev_id = pnp_add_id(dev, pnpid);
if (!dev_id) {
kfree(dev);
return NULL;
}
+ dev_set_name(&dev->dev, "%02x:%02x", dev->protocol->number, dev->number);
+
return dev;
}
diff --git a/drivers/power/avs/smartreflex.c b/drivers/power/avs/smartreflex.c
index 4684e7d..2365efe 100644
--- a/drivers/power/avs/smartreflex.c
+++ b/drivers/power/avs/smartreflex.c
@@ -942,6 +942,7 @@ static int omap_sr_probe(struct platform_device *pdev)
err_debugfs:
debugfs_remove_recursive(sr_info->dbg_dir);
err_list_del:
+ pm_runtime_disable(&pdev->dev);
list_del(&sr_info->node);
pm_runtime_put_sync(&pdev->dev);
diff --git a/drivers/power/supply/power_supply_core.c b/drivers/power/supply/power_supply_core.c
index 802d7b2..751b1ae 100644
--- a/drivers/power/supply/power_supply_core.c
+++ b/drivers/power/supply/power_supply_core.c
@@ -650,6 +650,11 @@ int power_supply_get_battery_info(struct power_supply *psy,
int i, tab_len, size;
propname = kasprintf(GFP_KERNEL, "ocv-capacity-table-%d", index);
+ if (!propname) {
+ power_supply_put_battery_info(psy, info);
+ err = -ENOMEM;
+ goto out_put_node;
+ }
list = of_get_property(battery_np, propname, &size);
if (!list || !size) {
dev_err(&psy->dev, "failed to get %s\n", propname);
@@ -1169,8 +1174,8 @@ __power_supply_register(struct device *parent,
register_cooler_failed:
psy_unregister_thermal(psy);
register_thermal_failed:
- device_del(dev);
wakeup_init_failed:
+ device_del(dev);
device_add_failed:
check_supplies_failed:
dev_set_name_failed:
diff --git a/drivers/pwm/pwm-sifive.c b/drivers/pwm/pwm-sifive.c
index 62de0bb..2af9ec2 100644
--- a/drivers/pwm/pwm-sifive.c
+++ b/drivers/pwm/pwm-sifive.c
@@ -221,8 +221,11 @@ static int pwm_sifive_clock_notifier(struct notifier_block *nb,
struct pwm_sifive_ddata *ddata =
container_of(nb, struct pwm_sifive_ddata, notifier);
- if (event == POST_RATE_CHANGE)
+ if (event == POST_RATE_CHANGE) {
+ mutex_lock(&ddata->lock);
pwm_sifive_update_clock(ddata, ndata->new_rate);
+ mutex_unlock(&ddata->lock);
+ }
return NOTIFY_OK;
}
diff --git a/drivers/rapidio/devices/rio_mport_cdev.c b/drivers/rapidio/devices/rio_mport_cdev.c
index 2b08fde..2371151 100644
--- a/drivers/rapidio/devices/rio_mport_cdev.c
+++ b/drivers/rapidio/devices/rio_mport_cdev.c
@@ -1807,8 +1807,11 @@ static int rio_mport_add_riodev(struct mport_cdev_priv *priv,
rio_init_dbell_res(&rdev->riores[RIO_DOORBELL_RESOURCE],
0, 0xffff);
err = rio_add_device(rdev);
- if (err)
- goto cleanup;
+ if (err) {
+ put_device(&rdev->dev);
+ return err;
+ }
+
rio_dev_get(rdev);
return 0;
@@ -1904,10 +1907,6 @@ static int mport_cdev_open(struct inode *inode, struct file *filp)
priv->md = chdev;
- mutex_lock(&chdev->file_mutex);
- list_add_tail(&priv->list, &chdev->file_list);
- mutex_unlock(&chdev->file_mutex);
-
INIT_LIST_HEAD(&priv->db_filters);
INIT_LIST_HEAD(&priv->pw_filters);
spin_lock_init(&priv->fifo_lock);
@@ -1916,6 +1915,7 @@ static int mport_cdev_open(struct inode *inode, struct file *filp)
sizeof(struct rio_event) * MPORT_EVENT_DEPTH,
GFP_KERNEL);
if (ret < 0) {
+ put_device(&chdev->dev);
dev_err(&chdev->dev, DRV_NAME ": kfifo_alloc failed\n");
ret = -ENOMEM;
goto err_fifo;
@@ -1926,6 +1926,9 @@ static int mport_cdev_open(struct inode *inode, struct file *filp)
spin_lock_init(&priv->req_lock);
mutex_init(&priv->dma_lock);
#endif
+ mutex_lock(&chdev->file_mutex);
+ list_add_tail(&priv->list, &chdev->file_list);
+ mutex_unlock(&chdev->file_mutex);
filp->private_data = priv;
goto out;
diff --git a/drivers/rapidio/rio-scan.c b/drivers/rapidio/rio-scan.c
index 0e90c5d..b1cd6e0 100644
--- a/drivers/rapidio/rio-scan.c
+++ b/drivers/rapidio/rio-scan.c
@@ -456,8 +456,12 @@ static struct rio_dev *rio_setup_device(struct rio_net *net,
0, 0xffff);
ret = rio_add_device(rdev);
- if (ret)
- goto cleanup;
+ if (ret) {
+ if (rswitch)
+ kfree(rswitch->route_table);
+ put_device(&rdev->dev);
+ return NULL;
+ }
rio_dev_get(rdev);
diff --git a/drivers/rapidio/rio.c b/drivers/rapidio/rio.c
index 606986c..fcab174 100644
--- a/drivers/rapidio/rio.c
+++ b/drivers/rapidio/rio.c
@@ -2267,11 +2267,16 @@ int rio_register_mport(struct rio_mport *port)
atomic_set(&port->state, RIO_DEVICE_RUNNING);
res = device_register(&port->dev);
- if (res)
+ if (res) {
dev_err(&port->dev, "RIO: mport%d registration failed ERR=%d\n",
port->id, res);
- else
+ mutex_lock(&rio_mport_list_lock);
+ list_del(&port->node);
+ mutex_unlock(&rio_mport_list_lock);
+ put_device(&port->dev);
+ } else {
dev_dbg(&port->dev, "RIO: registered mport%d\n", port->id);
+ }
return res;
}
diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 4787a01..91a0e0e 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -956,7 +956,7 @@ static int drms_uA_update(struct regulator_dev *rdev)
/* get input voltage */
input_uV = 0;
if (rdev->supply)
- input_uV = regulator_get_voltage(rdev->supply);
+ input_uV = regulator_get_voltage_rdev(rdev->supply->rdev);
if (input_uV <= 0)
input_uV = rdev->constraints->input_uV;
if (input_uV <= 0) {
@@ -1387,7 +1387,13 @@ static int set_machine_constraints(struct regulator_dev *rdev)
if (rdev->supply_name && !rdev->supply)
return -EPROBE_DEFER;
- if (rdev->supply) {
+ /* If supplying regulator has already been enabled,
+ * it's not intended to have use_count increment
+ * when rdev is only boot-on.
+ */
+ if (rdev->supply &&
+ (rdev->constraints->always_on ||
+ !regulator_is_enabled(rdev->supply))) {
ret = regulator_enable(rdev->supply);
if (ret < 0) {
_regulator_put(rdev->supply);
@@ -1431,6 +1437,7 @@ static int set_supply(struct regulator_dev *rdev,
rdev->supply = create_regulator(supply_rdev, &rdev->dev, "SUPPLY");
if (rdev->supply == NULL) {
+ module_put(supply_rdev->owner);
err = -ENOMEM;
return err;
}
@@ -1604,7 +1611,7 @@ static struct regulator *create_regulator(struct regulator_dev *rdev,
regulator = kzalloc(sizeof(*regulator), GFP_KERNEL);
if (regulator == NULL) {
- kfree(supply_name);
+ kfree_const(supply_name);
return NULL;
}
@@ -1734,6 +1741,7 @@ static struct regulator_dev *regulator_dev_lookup(struct device *dev,
node = of_get_regulator(dev, supply);
if (node) {
r = of_find_regulator_by_node(node);
+ of_node_put(node);
if (r)
return r;
@@ -5270,6 +5278,7 @@ regulator_register(const struct regulator_desc *regulator_desc,
regulator_remove_coupling(rdev);
mutex_unlock(®ulator_list_mutex);
wash:
+ regulator_put(rdev->supply);
kfree(rdev->coupling_desc.coupled_rdevs);
mutex_lock(®ulator_list_mutex);
regulator_ena_gpio_free(rdev);
diff --git a/drivers/regulator/da9211-regulator.c b/drivers/regulator/da9211-regulator.c
index bf80748..7baa612 100644
--- a/drivers/regulator/da9211-regulator.c
+++ b/drivers/regulator/da9211-regulator.c
@@ -471,6 +471,12 @@ static int da9211_i2c_probe(struct i2c_client *i2c,
chip->chip_irq = i2c->irq;
+ ret = da9211_regulator_init(chip);
+ if (ret < 0) {
+ dev_err(chip->dev, "Failed to initialize regulator: %d\n", ret);
+ return ret;
+ }
+
if (chip->chip_irq != 0) {
ret = devm_request_threaded_irq(chip->dev, chip->chip_irq, NULL,
da9211_irq_handler,
@@ -485,11 +491,6 @@ static int da9211_i2c_probe(struct i2c_client *i2c,
dev_warn(chip->dev, "No IRQ configured\n");
}
- ret = da9211_regulator_init(chip);
-
- if (ret < 0)
- dev_err(chip->dev, "Failed to initialize regulator: %d\n", ret);
-
return ret;
}
diff --git a/drivers/remoteproc/qcom_q6v5_pas.c b/drivers/remoteproc/qcom_q6v5_pas.c
index db4b3c4..d48f4b5 100644
--- a/drivers/remoteproc/qcom_q6v5_pas.c
+++ b/drivers/remoteproc/qcom_q6v5_pas.c
@@ -230,6 +230,7 @@ static int adsp_alloc_memory_region(struct qcom_adsp *adsp)
}
ret = of_address_to_resource(node, 0, &r);
+ of_node_put(node);
if (ret)
return ret;
diff --git a/drivers/remoteproc/qcom_sysmon.c b/drivers/remoteproc/qcom_sysmon.c
index c231314..b7d0c35 100644
--- a/drivers/remoteproc/qcom_sysmon.c
+++ b/drivers/remoteproc/qcom_sysmon.c
@@ -518,7 +518,9 @@ struct qcom_sysmon *qcom_add_sysmon_subdev(struct rproc *rproc,
if (sysmon->shutdown_irq != -ENODATA) {
dev_err(sysmon->dev,
"failed to retrieve shutdown-ack IRQ\n");
- return ERR_PTR(sysmon->shutdown_irq);
+ ret = sysmon->shutdown_irq;
+ kfree(sysmon);
+ return ERR_PTR(ret);
}
} else {
ret = devm_request_threaded_irq(sysmon->dev,
@@ -529,6 +531,7 @@ struct qcom_sysmon *qcom_add_sysmon_subdev(struct rproc *rproc,
if (ret) {
dev_err(sysmon->dev,
"failed to acquire shutdown-ack IRQ\n");
+ kfree(sysmon);
return ERR_PTR(ret);
}
}
diff --git a/drivers/rtc/rtc-mxc_v2.c b/drivers/rtc/rtc-mxc_v2.c
index d349cef..48595b0 100644
--- a/drivers/rtc/rtc-mxc_v2.c
+++ b/drivers/rtc/rtc-mxc_v2.c
@@ -337,8 +337,10 @@ static int mxc_rtc_probe(struct platform_device *pdev)
}
pdata->rtc = devm_rtc_allocate_device(&pdev->dev);
- if (IS_ERR(pdata->rtc))
+ if (IS_ERR(pdata->rtc)) {
+ clk_disable_unprepare(pdata->clk);
return PTR_ERR(pdata->rtc);
+ }
pdata->rtc->ops = &mxc_rtc_ops;
pdata->rtc->range_max = U32_MAX;
diff --git a/drivers/rtc/rtc-pcf85063.c b/drivers/rtc/rtc-pcf85063.c
index 1afa6d9..3e7ea52 100644
--- a/drivers/rtc/rtc-pcf85063.c
+++ b/drivers/rtc/rtc-pcf85063.c
@@ -159,10 +159,10 @@ static int pcf85063_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
if (ret)
return ret;
- alrm->time.tm_sec = bcd2bin(buf[0]);
- alrm->time.tm_min = bcd2bin(buf[1]);
- alrm->time.tm_hour = bcd2bin(buf[2]);
- alrm->time.tm_mday = bcd2bin(buf[3]);
+ alrm->time.tm_sec = bcd2bin(buf[0] & 0x7f);
+ alrm->time.tm_min = bcd2bin(buf[1] & 0x7f);
+ alrm->time.tm_hour = bcd2bin(buf[2] & 0x3f);
+ alrm->time.tm_mday = bcd2bin(buf[3] & 0x3f);
ret = regmap_read(pcf85063->regmap, PCF85063_REG_CTRL2, &val);
if (ret)
diff --git a/drivers/rtc/rtc-pic32.c b/drivers/rtc/rtc-pic32.c
index 17653ed..40f2936 100644
--- a/drivers/rtc/rtc-pic32.c
+++ b/drivers/rtc/rtc-pic32.c
@@ -326,16 +326,16 @@ static int pic32_rtc_probe(struct platform_device *pdev)
spin_lock_init(&pdata->alarm_lock);
+ pdata->rtc = devm_rtc_allocate_device(&pdev->dev);
+ if (IS_ERR(pdata->rtc))
+ return PTR_ERR(pdata->rtc);
+
clk_prepare_enable(pdata->clk);
pic32_rtc_enable(pdata, 1);
device_init_wakeup(&pdev->dev, 1);
- pdata->rtc = devm_rtc_allocate_device(&pdev->dev);
- if (IS_ERR(pdata->rtc))
- return PTR_ERR(pdata->rtc);
-
pdata->rtc->ops = &pic32_rtcops;
pdata->rtc->range_min = RTC_TIMESTAMP_BEGIN_2000;
pdata->rtc->range_max = RTC_TIMESTAMP_END_2099;
diff --git a/drivers/rtc/rtc-snvs.c b/drivers/rtc/rtc-snvs.c
index 757f4da..0f1e544 100644
--- a/drivers/rtc/rtc-snvs.c
+++ b/drivers/rtc/rtc-snvs.c
@@ -33,6 +33,14 @@
#define SNVS_LPPGDR_INIT 0x41736166
#define CNTR_TO_SECS_SH 15
+/* The maximum RTC clock cycles that are allowed to pass between two
+ * consecutive clock counter register reads. If the values are corrupted a
+ * bigger difference is expected. The RTC frequency is 32kHz. With 320 cycles
+ * we end at 10ms which should be enough for most cases. If it once takes
+ * longer than expected we do a retry.
+ */
+#define MAX_RTC_READ_DIFF_CYCLES 320
+
struct snvs_rtc_data {
struct rtc_device *rtc;
struct regmap *regmap;
@@ -57,6 +65,7 @@ static u64 rtc_read_lpsrt(struct snvs_rtc_data *data)
static u32 rtc_read_lp_counter(struct snvs_rtc_data *data)
{
u64 read1, read2;
+ s64 diff;
unsigned int timeout = 100;
/* As expected, the registers might update between the read of the LSB
@@ -67,7 +76,8 @@ static u32 rtc_read_lp_counter(struct snvs_rtc_data *data)
do {
read2 = read1;
read1 = rtc_read_lpsrt(data);
- } while (read1 != read2 && --timeout);
+ diff = read1 - read2;
+ } while (((diff < 0) || (diff > MAX_RTC_READ_DIFF_CYCLES)) && --timeout);
if (!timeout)
dev_err(&data->rtc->dev, "Timeout trying to get valid LPSRT Counter read\n");
@@ -79,13 +89,15 @@ static u32 rtc_read_lp_counter(struct snvs_rtc_data *data)
static int rtc_read_lp_counter_lsb(struct snvs_rtc_data *data, u32 *lsb)
{
u32 count1, count2;
+ s32 diff;
unsigned int timeout = 100;
regmap_read(data->regmap, data->offset + SNVS_LPSRTCLR, &count1);
do {
count2 = count1;
regmap_read(data->regmap, data->offset + SNVS_LPSRTCLR, &count1);
- } while (count1 != count2 && --timeout);
+ diff = count1 - count2;
+ } while (((diff < 0) || (diff > MAX_RTC_READ_DIFF_CYCLES)) && --timeout);
if (!timeout) {
dev_err(&data->rtc->dev, "Timeout trying to get valid LPSRT Counter read\n");
return -ETIMEDOUT;
diff --git a/drivers/rtc/rtc-st-lpc.c b/drivers/rtc/rtc-st-lpc.c
index 49474a3..27261b0 100644
--- a/drivers/rtc/rtc-st-lpc.c
+++ b/drivers/rtc/rtc-st-lpc.c
@@ -241,6 +241,7 @@ static int st_rtc_probe(struct platform_device *pdev)
rtc->clkrate = clk_get_rate(rtc->clk);
if (!rtc->clkrate) {
+ clk_disable_unprepare(rtc->clk);
dev_err(&pdev->dev, "Unable to fetch clock rate\n");
return -EINVAL;
}
diff --git a/drivers/s390/net/ctcm_main.c b/drivers/s390/net/ctcm_main.c
index 437a6d8..87d05b1 100644
--- a/drivers/s390/net/ctcm_main.c
+++ b/drivers/s390/net/ctcm_main.c
@@ -865,16 +865,9 @@ static int ctcmpc_transmit_skb(struct channel *ch, struct sk_buff *skb)
/**
* Start transmission of a packet.
* Called from generic network device layer.
- *
- * skb Pointer to buffer containing the packet.
- * dev Pointer to interface struct.
- *
- * returns 0 if packet consumed, !0 if packet rejected.
- * Note: If we return !0, then the packet is free'd by
- * the generic network layer.
*/
/* first merge version - leaving both functions separated */
-static int ctcm_tx(struct sk_buff *skb, struct net_device *dev)
+static netdev_tx_t ctcm_tx(struct sk_buff *skb, struct net_device *dev)
{
struct ctcm_priv *priv = dev->ml_priv;
@@ -917,7 +910,7 @@ static int ctcm_tx(struct sk_buff *skb, struct net_device *dev)
}
/* unmerged MPC variant of ctcm_tx */
-static int ctcmpc_tx(struct sk_buff *skb, struct net_device *dev)
+static netdev_tx_t ctcmpc_tx(struct sk_buff *skb, struct net_device *dev)
{
int len = 0;
struct ctcm_priv *priv = dev->ml_priv;
diff --git a/drivers/s390/net/lcs.c b/drivers/s390/net/lcs.c
index 4eec7bf..7370816 100644
--- a/drivers/s390/net/lcs.c
+++ b/drivers/s390/net/lcs.c
@@ -1518,9 +1518,8 @@ lcs_txbuffer_cb(struct lcs_channel *channel, struct lcs_buffer *buffer)
/**
* Packet transmit function called by network stack
*/
-static int
-__lcs_start_xmit(struct lcs_card *card, struct sk_buff *skb,
- struct net_device *dev)
+static netdev_tx_t __lcs_start_xmit(struct lcs_card *card, struct sk_buff *skb,
+ struct net_device *dev)
{
struct lcs_header *header;
int rc = NETDEV_TX_OK;
@@ -1581,8 +1580,7 @@ __lcs_start_xmit(struct lcs_card *card, struct sk_buff *skb,
return rc;
}
-static int
-lcs_start_xmit(struct sk_buff *skb, struct net_device *dev)
+static netdev_tx_t lcs_start_xmit(struct sk_buff *skb, struct net_device *dev)
{
struct lcs_card *card;
int rc;
diff --git a/drivers/s390/net/netiucv.c b/drivers/s390/net/netiucv.c
index 5ce2424..e2984b5 100644
--- a/drivers/s390/net/netiucv.c
+++ b/drivers/s390/net/netiucv.c
@@ -1344,15 +1344,8 @@ static int netiucv_pm_restore_thaw(struct device *dev)
/**
* Start transmission of a packet.
* Called from generic network device layer.
- *
- * @param skb Pointer to buffer containing the packet.
- * @param dev Pointer to interface struct.
- *
- * @return 0 if packet consumed, !0 if packet rejected.
- * Note: If we return !0, then the packet is free'd by
- * the generic network layer.
*/
-static int netiucv_tx(struct sk_buff *skb, struct net_device *dev)
+static netdev_tx_t netiucv_tx(struct sk_buff *skb, struct net_device *dev)
{
struct netiucv_priv *privptr = netdev_priv(dev);
int rc;
diff --git a/drivers/scsi/fcoe/fcoe.c b/drivers/scsi/fcoe/fcoe.c
index 25dae9f..00ddb3f 100644
--- a/drivers/scsi/fcoe/fcoe.c
+++ b/drivers/scsi/fcoe/fcoe.c
@@ -2506,6 +2506,7 @@ static int __init fcoe_init(void)
out_free:
mutex_unlock(&fcoe_config_mutex);
+ fcoe_transport_detach(&fcoe_sw_transport);
out_destroy:
destroy_workqueue(fcoe_wq);
return rc;
diff --git a/drivers/scsi/fcoe/fcoe_sysfs.c b/drivers/scsi/fcoe/fcoe_sysfs.c
index 2cb7a8c9..b3086cf4 100644
--- a/drivers/scsi/fcoe/fcoe_sysfs.c
+++ b/drivers/scsi/fcoe/fcoe_sysfs.c
@@ -830,14 +830,15 @@ struct fcoe_ctlr_device *fcoe_ctlr_device_add(struct device *parent,
dev_set_name(&ctlr->dev, "ctlr_%d", ctlr->id);
error = device_register(&ctlr->dev);
- if (error)
- goto out_del_q2;
+ if (error) {
+ destroy_workqueue(ctlr->devloss_work_q);
+ destroy_workqueue(ctlr->work_q);
+ put_device(&ctlr->dev);
+ return NULL;
+ }
return ctlr;
-out_del_q2:
- destroy_workqueue(ctlr->devloss_work_q);
- ctlr->devloss_work_q = NULL;
out_del_q:
destroy_workqueue(ctlr->work_q);
ctlr->work_q = NULL;
@@ -1036,16 +1037,16 @@ struct fcoe_fcf_device *fcoe_fcf_device_add(struct fcoe_ctlr_device *ctlr,
fcf->selected = new_fcf->selected;
error = device_register(&fcf->dev);
- if (error)
- goto out_del;
+ if (error) {
+ put_device(&fcf->dev);
+ goto out;
+ }
fcf->state = FCOE_FCF_STATE_CONNECTED;
list_add_tail(&fcf->peers, &ctlr->fcfs);
return fcf;
-out_del:
- kfree(fcf);
out:
return NULL;
}
diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index bac7059..ba125ed 100644
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -8903,7 +8903,7 @@ static int hpsa_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
destroy_workqueue(h->monitor_ctlr_wq);
h->monitor_ctlr_wq = NULL;
}
- kfree(h);
+ hpda_free_ctlr_info(h);
return rc;
}
@@ -9763,7 +9763,8 @@ static int hpsa_add_sas_host(struct ctlr_info *h)
return 0;
free_sas_phy:
- hpsa_free_sas_phy(hpsa_sas_phy);
+ sas_phy_free(hpsa_sas_phy->phy);
+ kfree(hpsa_sas_phy);
free_sas_port:
hpsa_free_sas_port(hpsa_sas_port);
free_sas_node:
@@ -9799,10 +9800,12 @@ static int hpsa_add_sas_device(struct hpsa_sas_node *hpsa_sas_node,
rc = hpsa_sas_port_add_rphy(hpsa_sas_port, rphy);
if (rc)
- goto free_sas_port;
+ goto free_sas_rphy;
return 0;
+free_sas_rphy:
+ sas_rphy_free(rphy);
free_sas_port:
hpsa_free_sas_port(hpsa_sas_port);
device->sas_port = NULL;
diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c
index a163fd9..a428373 100644
--- a/drivers/scsi/ipr.c
+++ b/drivers/scsi/ipr.c
@@ -10843,11 +10843,19 @@ static struct notifier_block ipr_notifier = {
**/
static int __init ipr_init(void)
{
+ int rc;
+
ipr_info("IBM Power RAID SCSI Device Driver version: %s %s\n",
IPR_DRIVER_VERSION, IPR_DRIVER_DATE);
register_reboot_notifier(&ipr_notifier);
- return pci_register_driver(&ipr_driver);
+ rc = pci_register_driver(&ipr_driver);
+ if (rc) {
+ unregister_reboot_notifier(&ipr_notifier);
+ return rc;
+ }
+
+ return 0;
}
/**
diff --git a/drivers/scsi/mpt3sas/mpt3sas_transport.c b/drivers/scsi/mpt3sas/mpt3sas_transport.c
index 5324662..b909cf1 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_transport.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_transport.c
@@ -712,6 +712,8 @@ mpt3sas_transport_port_add(struct MPT3SAS_ADAPTER *ioc, u16 handle,
if ((sas_rphy_add(rphy))) {
ioc_err(ioc, "failure at %s:%d/%s()!\n",
__FILE__, __LINE__, __func__);
+ sas_rphy_free(rphy);
+ rphy = NULL;
}
if (mpt3sas_port->remote_identify.device_type == SAS_END_DEVICE) {
diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c
index 408166b..2c86ed1 100644
--- a/drivers/scsi/scsi_debug.c
+++ b/drivers/scsi/scsi_debug.c
@@ -3139,7 +3139,7 @@ static int resp_write_scat(struct scsi_cmnd *scp,
mk_sense_buffer(scp, ILLEGAL_REQUEST, INVALID_FIELD_IN_CDB, 0);
return illegal_condition_result;
}
- lrdp = kzalloc(lbdof_blen, GFP_ATOMIC);
+ lrdp = kzalloc(lbdof_blen, GFP_ATOMIC | __GFP_NOWARN);
if (lrdp == NULL)
return SCSI_MLQUEUE_HOST_BUSY;
if (sdebug_verbose)
diff --git a/drivers/scsi/snic/snic_disc.c b/drivers/scsi/snic/snic_disc.c
index e9ccfb9..7cf8713 100644
--- a/drivers/scsi/snic/snic_disc.c
+++ b/drivers/scsi/snic/snic_disc.c
@@ -318,6 +318,9 @@ snic_tgt_create(struct snic *snic, struct snic_tgt_id *tgtid)
ret);
put_device(&snic->shost->shost_gendev);
+ spin_lock_irqsave(snic->shost->host_lock, flags);
+ list_del(&tgt->list);
+ spin_unlock_irqrestore(snic->shost->host_lock, flags);
kfree(tgt);
tgt = NULL;
diff --git a/drivers/soc/qcom/Kconfig b/drivers/soc/qcom/Kconfig
index 90db455..07010d7 100644
--- a/drivers/soc/qcom/Kconfig
+++ b/drivers/soc/qcom/Kconfig
@@ -56,6 +56,7 @@
config QCOM_LLCC
tristate "Qualcomm Technologies, Inc. LLCC driver"
depends on ARCH_QCOM || COMPILE_TEST
+ select REGMAP_MMIO
help
Qualcomm Technologies, Inc. platform specific
Last Level Cache Controller(LLCC) driver. This provides interfaces
diff --git a/drivers/soc/ti/knav_qmss_queue.c b/drivers/soc/ti/knav_qmss_queue.c
index b821047..341f1c7c 100644
--- a/drivers/soc/ti/knav_qmss_queue.c
+++ b/drivers/soc/ti/knav_qmss_queue.c
@@ -64,7 +64,7 @@ static DEFINE_MUTEX(knav_dev_lock);
* Newest followed by older ones. Search is done from start of the array
* until a firmware file is found.
*/
-const char *knav_acc_firmwares[] = {"ks2_qmss_pdsp_acc48.bin"};
+static const char * const knav_acc_firmwares[] = {"ks2_qmss_pdsp_acc48.bin"};
static bool device_ready;
bool knav_qmss_device_ready(void)
@@ -1789,9 +1789,9 @@ static int knav_queue_probe(struct platform_device *pdev)
INIT_LIST_HEAD(&kdev->pdsps);
pm_runtime_enable(&pdev->dev);
- ret = pm_runtime_get_sync(&pdev->dev);
+ ret = pm_runtime_resume_and_get(&pdev->dev);
if (ret < 0) {
- pm_runtime_put_noidle(&pdev->dev);
+ pm_runtime_disable(&pdev->dev);
dev_err(dev, "Failed to enable QMSS\n");
return ret;
}
diff --git a/drivers/soc/ux500/ux500-soc-id.c b/drivers/soc/ux500/ux500-soc-id.c
index d64feeb..36d1022 100644
--- a/drivers/soc/ux500/ux500-soc-id.c
+++ b/drivers/soc/ux500/ux500-soc-id.c
@@ -159,20 +159,18 @@ static ssize_t ux500_get_process(struct device *dev,
static const char *db8500_read_soc_id(struct device_node *backupram)
{
void __iomem *base;
- void __iomem *uid;
const char *retstr;
+ u32 uid[5];
base = of_iomap(backupram, 0);
if (!base)
return NULL;
- uid = base + 0x1fc0;
+ memcpy_fromio(uid, base + 0x1fc0, sizeof(uid));
/* Throw these device-specific numbers into the entropy pool */
- add_device_randomness(uid, 0x14);
+ add_device_randomness(uid, sizeof(uid));
retstr = kasprintf(GFP_KERNEL, "%08x%08x%08x%08x%08x",
- readl((u32 *)uid+0),
- readl((u32 *)uid+1), readl((u32 *)uid+2),
- readl((u32 *)uid+3), readl((u32 *)uid+4));
+ uid[0], uid[1], uid[2], uid[3], uid[4]);
iounmap(base);
return retstr;
}
diff --git a/drivers/spi/spi-gpio.c b/drivers/spi/spi-gpio.c
index e7dc1fa..282c5ee 100644
--- a/drivers/spi/spi-gpio.c
+++ b/drivers/spi/spi-gpio.c
@@ -244,9 +244,19 @@ static int spi_gpio_set_direction(struct spi_device *spi, bool output)
if (output)
return gpiod_direction_output(spi_gpio->mosi, 1);
- ret = gpiod_direction_input(spi_gpio->mosi);
- if (ret)
- return ret;
+ /*
+ * Only change MOSI to an input if using 3WIRE mode.
+ * Otherwise, MOSI could be left floating if there is
+ * no pull resistor connected to the I/O pin, or could
+ * be left logic high if there is a pull-up. Transmitting
+ * logic high when only clocking MISO data in can put some
+ * SPI devices in to a bad state.
+ */
+ if (spi->mode & SPI_3WIRE) {
+ ret = gpiod_direction_input(spi_gpio->mosi);
+ if (ret)
+ return ret;
+ }
/*
* Send a turnaround high impedance cycle when switching
* from output to input. Theoretically there should be
diff --git a/drivers/spi/spidev.c b/drivers/spi/spidev.c
index be503a0..2478ae4 100644
--- a/drivers/spi/spidev.c
+++ b/drivers/spi/spidev.c
@@ -373,12 +373,23 @@ spidev_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
switch (cmd) {
/* read requests */
case SPI_IOC_RD_MODE:
- retval = put_user(spi->mode & SPI_MODE_MASK,
- (__u8 __user *)arg);
- break;
case SPI_IOC_RD_MODE32:
- retval = put_user(spi->mode & SPI_MODE_MASK,
- (__u32 __user *)arg);
+ tmp = spi->mode;
+
+ {
+ struct spi_controller *ctlr = spi->controller;
+
+ if (ctlr->use_gpio_descriptors && ctlr->cs_gpiods &&
+ ctlr->cs_gpiods[spi->chip_select])
+ tmp &= ~SPI_CS_HIGH;
+ }
+
+ if (cmd == SPI_IOC_RD_MODE)
+ retval = put_user(tmp & SPI_MODE_MASK,
+ (__u8 __user *)arg);
+ else
+ retval = put_user(tmp & SPI_MODE_MASK,
+ (__u32 __user *)arg);
break;
case SPI_IOC_RD_LSB_FIRST:
retval = put_user((spi->mode & SPI_LSB_FIRST) ? 1 : 0,
diff --git a/drivers/staging/rtl8192e/rtllib_rx.c b/drivers/staging/rtl8192e/rtllib_rx.c
index 83c30e2..a78f914 100644
--- a/drivers/staging/rtl8192e/rtllib_rx.c
+++ b/drivers/staging/rtl8192e/rtllib_rx.c
@@ -1490,9 +1490,9 @@ static int rtllib_rx_Monitor(struct rtllib_device *ieee, struct sk_buff *skb,
hdrlen += 4;
}
- rtllib_monitor_rx(ieee, skb, rx_stats, hdrlen);
ieee->stats.rx_packets++;
ieee->stats.rx_bytes += skb->len;
+ rtllib_monitor_rx(ieee, skb, rx_stats, hdrlen);
return 1;
}
diff --git a/drivers/staging/rtl8192u/ieee80211/ieee80211_rx.c b/drivers/staging/rtl8192u/ieee80211/ieee80211_rx.c
index 00e34c3..d51f734 100644
--- a/drivers/staging/rtl8192u/ieee80211/ieee80211_rx.c
+++ b/drivers/staging/rtl8192u/ieee80211/ieee80211_rx.c
@@ -943,9 +943,11 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
#endif
if (ieee->iw_mode == IW_MODE_MONITOR) {
+ unsigned int len = skb->len;
+
ieee80211_monitor_rx(ieee, skb, rx_stats);
stats->rx_packets++;
- stats->rx_bytes += skb->len;
+ stats->rx_bytes += len;
return 1;
}
diff --git a/drivers/staging/wilc1000/wilc_sdio.c b/drivers/staging/wilc1000/wilc_sdio.c
index c787c5d..22a30da 100644
--- a/drivers/staging/wilc1000/wilc_sdio.c
+++ b/drivers/staging/wilc1000/wilc_sdio.c
@@ -20,6 +20,7 @@ static const struct sdio_device_id wilc_sdio_ids[] = {
{ SDIO_DEVICE(SDIO_VENDOR_ID_WILC, SDIO_DEVICE_ID_WILC) },
{ },
};
+MODULE_DEVICE_TABLE(sdio, wilc_sdio_ids);
#define WILC_SDIO_BLOCK_SIZE 512
diff --git a/drivers/tty/hvc/hvc_xen.c b/drivers/tty/hvc/hvc_xen.c
index 2d2d04c..7dd11b6 100644
--- a/drivers/tty/hvc/hvc_xen.c
+++ b/drivers/tty/hvc/hvc_xen.c
@@ -52,17 +52,22 @@ static DEFINE_SPINLOCK(xencons_lock);
static struct xencons_info *vtermno_to_xencons(int vtermno)
{
- struct xencons_info *entry, *n, *ret = NULL;
+ struct xencons_info *entry, *ret = NULL;
+ unsigned long flags;
- if (list_empty(&xenconsoles))
- return NULL;
+ spin_lock_irqsave(&xencons_lock, flags);
+ if (list_empty(&xenconsoles)) {
+ spin_unlock_irqrestore(&xencons_lock, flags);
+ return NULL;
+ }
- list_for_each_entry_safe(entry, n, &xenconsoles, list) {
+ list_for_each_entry(entry, &xenconsoles, list) {
if (entry->vtermno == vtermno) {
ret = entry;
break;
}
}
+ spin_unlock_irqrestore(&xencons_lock, flags);
return ret;
}
@@ -223,7 +228,7 @@ static int xen_hvm_console_init(void)
{
int r;
uint64_t v = 0;
- unsigned long gfn;
+ unsigned long gfn, flags;
struct xencons_info *info;
if (!xen_hvm_domain())
@@ -258,9 +263,9 @@ static int xen_hvm_console_init(void)
goto err;
info->vtermno = HVC_COOKIE;
- spin_lock(&xencons_lock);
+ spin_lock_irqsave(&xencons_lock, flags);
list_add_tail(&info->list, &xenconsoles);
- spin_unlock(&xencons_lock);
+ spin_unlock_irqrestore(&xencons_lock, flags);
return 0;
err:
@@ -283,6 +288,7 @@ static int xencons_info_pv_init(struct xencons_info *info, int vtermno)
static int xen_pv_console_init(void)
{
struct xencons_info *info;
+ unsigned long flags;
if (!xen_pv_domain())
return -ENODEV;
@@ -299,9 +305,9 @@ static int xen_pv_console_init(void)
/* already configured */
return 0;
}
- spin_lock(&xencons_lock);
+ spin_lock_irqsave(&xencons_lock, flags);
xencons_info_pv_init(info, HVC_COOKIE);
- spin_unlock(&xencons_lock);
+ spin_unlock_irqrestore(&xencons_lock, flags);
return 0;
}
@@ -309,6 +315,7 @@ static int xen_pv_console_init(void)
static int xen_initial_domain_console_init(void)
{
struct xencons_info *info;
+ unsigned long flags;
if (!xen_initial_domain())
return -ENODEV;
@@ -323,9 +330,9 @@ static int xen_initial_domain_console_init(void)
info->irq = bind_virq_to_irq(VIRQ_CONSOLE, 0, false);
info->vtermno = HVC_COOKIE;
- spin_lock(&xencons_lock);
+ spin_lock_irqsave(&xencons_lock, flags);
list_add_tail(&info->list, &xenconsoles);
- spin_unlock(&xencons_lock);
+ spin_unlock_irqrestore(&xencons_lock, flags);
return 0;
}
@@ -380,10 +387,12 @@ static void xencons_free(struct xencons_info *info)
static int xen_console_remove(struct xencons_info *info)
{
+ unsigned long flags;
+
xencons_disconnect_backend(info);
- spin_lock(&xencons_lock);
+ spin_lock_irqsave(&xencons_lock, flags);
list_del(&info->list);
- spin_unlock(&xencons_lock);
+ spin_unlock_irqrestore(&xencons_lock, flags);
if (info->xbdev != NULL)
xencons_free(info);
else {
@@ -464,6 +473,7 @@ static int xencons_probe(struct xenbus_device *dev,
{
int ret, devid;
struct xencons_info *info;
+ unsigned long flags;
devid = dev->nodename[strlen(dev->nodename) - 1] - '0';
if (devid == 0)
@@ -482,9 +492,9 @@ static int xencons_probe(struct xenbus_device *dev,
ret = xencons_connect_backend(dev, info);
if (ret < 0)
goto error;
- spin_lock(&xencons_lock);
+ spin_lock_irqsave(&xencons_lock, flags);
list_add_tail(&info->list, &xenconsoles);
- spin_unlock(&xencons_lock);
+ spin_unlock_irqrestore(&xencons_lock, flags);
return 0;
@@ -583,10 +593,12 @@ static int __init xen_hvc_init(void)
info->hvc = hvc_alloc(HVC_COOKIE, info->irq, ops, 256);
if (IS_ERR(info->hvc)) {
+ unsigned long flags;
+
r = PTR_ERR(info->hvc);
- spin_lock(&xencons_lock);
+ spin_lock_irqsave(&xencons_lock, flags);
list_del(&info->list);
- spin_unlock(&xencons_lock);
+ spin_unlock_irqrestore(&xencons_lock, flags);
if (info->irq)
unbind_from_irqhandler(info->irq, NULL);
kfree(info);
diff --git a/drivers/tty/serial/altera_uart.c b/drivers/tty/serial/altera_uart.c
index 0e487ce..d91f76b 100644
--- a/drivers/tty/serial/altera_uart.c
+++ b/drivers/tty/serial/altera_uart.c
@@ -199,9 +199,8 @@ static void altera_uart_set_termios(struct uart_port *port,
*/
}
-static void altera_uart_rx_chars(struct altera_uart *pp)
+static void altera_uart_rx_chars(struct uart_port *port)
{
- struct uart_port *port = &pp->port;
unsigned char ch, flag;
unsigned short status;
@@ -248,9 +247,8 @@ static void altera_uart_rx_chars(struct altera_uart *pp)
spin_lock(&port->lock);
}
-static void altera_uart_tx_chars(struct altera_uart *pp)
+static void altera_uart_tx_chars(struct uart_port *port)
{
- struct uart_port *port = &pp->port;
struct circ_buf *xmit = &port->state->xmit;
if (port->x_char) {
@@ -274,26 +272,25 @@ static void altera_uart_tx_chars(struct altera_uart *pp)
if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)
uart_write_wakeup(port);
- if (xmit->head == xmit->tail) {
- pp->imr &= ~ALTERA_UART_CONTROL_TRDY_MSK;
- altera_uart_update_ctrl_reg(pp);
- }
+ if (uart_circ_empty(xmit))
+ altera_uart_stop_tx(port);
}
static irqreturn_t altera_uart_interrupt(int irq, void *data)
{
struct uart_port *port = data;
struct altera_uart *pp = container_of(port, struct altera_uart, port);
+ unsigned long flags;
unsigned int isr;
isr = altera_uart_readl(port, ALTERA_UART_STATUS_REG) & pp->imr;
- spin_lock(&port->lock);
+ spin_lock_irqsave(&port->lock, flags);
if (isr & ALTERA_UART_STATUS_RRDY_MSK)
- altera_uart_rx_chars(pp);
+ altera_uart_rx_chars(port);
if (isr & ALTERA_UART_STATUS_TRDY_MSK)
- altera_uart_tx_chars(pp);
- spin_unlock(&port->lock);
+ altera_uart_tx_chars(port);
+ spin_unlock_irqrestore(&port->lock, flags);
return IRQ_RETVAL(isr);
}
diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c
index 52b7d55..8608409 100644
--- a/drivers/tty/serial/amba-pl011.c
+++ b/drivers/tty/serial/amba-pl011.c
@@ -1053,6 +1053,9 @@ static void pl011_dma_rx_callback(void *data)
*/
static inline void pl011_dma_rx_stop(struct uart_amba_port *uap)
{
+ if (!uap->using_rx_dma)
+ return;
+
/* FIXME. Just disable the DMA enable */
uap->dmacr &= ~UART011_RXDMAE;
pl011_write(uap->dmacr, uap, REG_DMACR);
@@ -1768,8 +1771,17 @@ static void pl011_enable_interrupts(struct uart_amba_port *uap)
static void pl011_unthrottle_rx(struct uart_port *port)
{
struct uart_amba_port *uap = container_of(port, struct uart_amba_port, port);
+ unsigned long flags;
- pl011_enable_interrupts(uap);
+ spin_lock_irqsave(&uap->port.lock, flags);
+
+ uap->im = UART011_RTIM;
+ if (!pl011_dma_rx_running(uap))
+ uap->im |= UART011_RXIM;
+
+ pl011_write(uap->im, uap, REG_IMSC);
+
+ spin_unlock_irqrestore(&uap->port.lock, flags);
}
static int pl011_startup(struct uart_port *port)
diff --git a/drivers/tty/serial/pch_uart.c b/drivers/tty/serial/pch_uart.c
index 77f1844..a8b6759 100644
--- a/drivers/tty/serial/pch_uart.c
+++ b/drivers/tty/serial/pch_uart.c
@@ -718,6 +718,7 @@ static void pch_request_dma(struct uart_port *port)
if (!chan) {
dev_err(priv->port.dev, "%s:dma_request_channel FAILS(Tx)\n",
__func__);
+ pci_dev_put(dma_dev);
return;
}
priv->chan_tx = chan;
@@ -734,6 +735,7 @@ static void pch_request_dma(struct uart_port *port)
__func__);
dma_release_channel(priv->chan_tx);
priv->chan_tx = NULL;
+ pci_dev_put(dma_dev);
return;
}
@@ -741,6 +743,8 @@ static void pch_request_dma(struct uart_port *port)
priv->rx_buf_virt = dma_alloc_coherent(port->dev, port->fifosize,
&priv->rx_buf_dma, GFP_KERNEL);
priv->chan_rx = chan;
+
+ pci_dev_put(dma_dev);
}
static void pch_dma_rx_complete(void *arg)
diff --git a/drivers/tty/serial/serial-tegra.c b/drivers/tty/serial/serial-tegra.c
index c5f43cd..7930f2a 100644
--- a/drivers/tty/serial/serial-tegra.c
+++ b/drivers/tty/serial/serial-tegra.c
@@ -141,6 +141,7 @@ struct tegra_uart_port {
int configured_rate;
bool use_rx_pio;
bool use_tx_pio;
+ bool rx_dma_active;
};
static void tegra_uart_start_next_tx(struct tegra_uart_port *tup);
@@ -612,8 +613,9 @@ static void tegra_uart_stop_tx(struct uart_port *u)
if (tup->tx_in_progress != TEGRA_UART_TX_DMA)
return;
- dmaengine_terminate_all(tup->tx_dma_chan);
+ dmaengine_pause(tup->tx_dma_chan);
dmaengine_tx_status(tup->tx_dma_chan, tup->tx_cookie, &state);
+ dmaengine_terminate_all(tup->tx_dma_chan);
count = tup->tx_bytes_requested - state.residue;
async_tx_ack(tup->tx_dma_desc);
uart_xmit_advance(&tup->uport, count);
@@ -692,11 +694,22 @@ static void tegra_uart_copy_rx_to_tty(struct tegra_uart_port *tup,
TEGRA_UART_RX_DMA_BUFFER_SIZE, DMA_TO_DEVICE);
}
+static void do_handle_rx_pio(struct tegra_uart_port *tup)
+{
+ struct tty_struct *tty = tty_port_tty_get(&tup->uport.state->port);
+ struct tty_port *port = &tup->uport.state->port;
+
+ tegra_uart_handle_rx_pio(tup, port);
+ if (tty) {
+ tty_flip_buffer_push(port);
+ tty_kref_put(tty);
+ }
+}
+
static void tegra_uart_rx_buffer_push(struct tegra_uart_port *tup,
unsigned int residue)
{
struct tty_port *port = &tup->uport.state->port;
- struct tty_struct *tty = tty_port_tty_get(port);
unsigned int count;
async_tx_ack(tup->rx_dma_desc);
@@ -705,11 +718,7 @@ static void tegra_uart_rx_buffer_push(struct tegra_uart_port *tup,
/* If we are here, DMA is stopped */
tegra_uart_copy_rx_to_tty(tup, port, count);
- tegra_uart_handle_rx_pio(tup, port);
- if (tty) {
- tty_flip_buffer_push(port);
- tty_kref_put(tty);
- }
+ do_handle_rx_pio(tup);
}
static void tegra_uart_rx_dma_complete(void *args)
@@ -733,6 +742,7 @@ static void tegra_uart_rx_dma_complete(void *args)
if (tup->rts_active)
set_rts(tup, false);
+ tup->rx_dma_active = false;
tegra_uart_rx_buffer_push(tup, 0);
tegra_uart_start_rx_dma(tup);
@@ -744,18 +754,30 @@ static void tegra_uart_rx_dma_complete(void *args)
spin_unlock_irqrestore(&u->lock, flags);
}
-static void tegra_uart_handle_rx_dma(struct tegra_uart_port *tup)
+static void tegra_uart_terminate_rx_dma(struct tegra_uart_port *tup)
{
struct dma_tx_state state;
+ if (!tup->rx_dma_active) {
+ do_handle_rx_pio(tup);
+ return;
+ }
+
+ dmaengine_pause(tup->rx_dma_chan);
+ dmaengine_tx_status(tup->rx_dma_chan, tup->rx_cookie, &state);
+ dmaengine_terminate_all(tup->rx_dma_chan);
+
+ tegra_uart_rx_buffer_push(tup, state.residue);
+ tup->rx_dma_active = false;
+}
+
+static void tegra_uart_handle_rx_dma(struct tegra_uart_port *tup)
+{
/* Deactivate flow control to stop sender */
if (tup->rts_active)
set_rts(tup, false);
- dmaengine_terminate_all(tup->rx_dma_chan);
- dmaengine_tx_status(tup->rx_dma_chan, tup->rx_cookie, &state);
- tegra_uart_rx_buffer_push(tup, state.residue);
- tegra_uart_start_rx_dma(tup);
+ tegra_uart_terminate_rx_dma(tup);
if (tup->rts_active)
set_rts(tup, true);
@@ -765,6 +787,9 @@ static int tegra_uart_start_rx_dma(struct tegra_uart_port *tup)
{
unsigned int count = TEGRA_UART_RX_DMA_BUFFER_SIZE;
+ if (tup->rx_dma_active)
+ return 0;
+
tup->rx_dma_desc = dmaengine_prep_slave_single(tup->rx_dma_chan,
tup->rx_dma_buf_phys, count, DMA_DEV_TO_MEM,
DMA_PREP_INTERRUPT);
@@ -773,6 +798,7 @@ static int tegra_uart_start_rx_dma(struct tegra_uart_port *tup)
return -EIO;
}
+ tup->rx_dma_active = true;
tup->rx_dma_desc->callback = tegra_uart_rx_dma_complete;
tup->rx_dma_desc->callback_param = tup;
dma_sync_single_for_device(tup->uport.dev, tup->rx_dma_buf_phys,
@@ -804,24 +830,13 @@ static void tegra_uart_handle_modem_signal_change(struct uart_port *u)
uart_handle_cts_change(&tup->uport, msr & UART_MSR_CTS);
}
-static void do_handle_rx_pio(struct tegra_uart_port *tup)
-{
- struct tty_struct *tty = tty_port_tty_get(&tup->uport.state->port);
- struct tty_port *port = &tup->uport.state->port;
-
- tegra_uart_handle_rx_pio(tup, port);
- if (tty) {
- tty_flip_buffer_push(port);
- tty_kref_put(tty);
- }
-}
-
static irqreturn_t tegra_uart_isr(int irq, void *data)
{
struct tegra_uart_port *tup = data;
struct uart_port *u = &tup->uport;
unsigned long iir;
unsigned long ier;
+ bool is_rx_start = false;
bool is_rx_int = false;
unsigned long flags;
@@ -834,10 +849,12 @@ static irqreturn_t tegra_uart_isr(int irq, void *data)
if (tup->rx_in_progress) {
ier = tup->ier_shadow;
ier |= (UART_IER_RLSI | UART_IER_RTOIE |
- TEGRA_UART_IER_EORD);
+ TEGRA_UART_IER_EORD | UART_IER_RDI);
tup->ier_shadow = ier;
tegra_uart_write(tup, ier, UART_IER);
}
+ } else if (is_rx_start) {
+ tegra_uart_start_rx_dma(tup);
}
spin_unlock_irqrestore(&u->lock, flags);
return IRQ_HANDLED;
@@ -856,17 +873,23 @@ static irqreturn_t tegra_uart_isr(int irq, void *data)
case 4: /* End of data */
case 6: /* Rx timeout */
- case 2: /* Receive */
- if (!tup->use_rx_pio && !is_rx_int) {
- is_rx_int = true;
+ if (!tup->use_rx_pio) {
+ is_rx_int = tup->rx_in_progress;
/* Disable Rx interrupts */
ier = tup->ier_shadow;
- ier |= UART_IER_RDI;
- tegra_uart_write(tup, ier, UART_IER);
ier &= ~(UART_IER_RDI | UART_IER_RLSI |
UART_IER_RTOIE | TEGRA_UART_IER_EORD);
tup->ier_shadow = ier;
tegra_uart_write(tup, ier, UART_IER);
+ break;
+ }
+ /* Fall through */
+ case 2: /* Receive */
+ if (!tup->use_rx_pio) {
+ is_rx_start = tup->rx_in_progress;
+ tup->ier_shadow &= ~UART_IER_RDI;
+ tegra_uart_write(tup, tup->ier_shadow,
+ UART_IER);
} else {
do_handle_rx_pio(tup);
}
@@ -888,7 +911,6 @@ static void tegra_uart_stop_rx(struct uart_port *u)
{
struct tegra_uart_port *tup = to_tegra_uport(u);
struct tty_port *port = &tup->uport.state->port;
- struct dma_tx_state state;
unsigned long ier;
if (tup->rts_active)
@@ -905,13 +927,11 @@ static void tegra_uart_stop_rx(struct uart_port *u)
tup->ier_shadow = ier;
tegra_uart_write(tup, ier, UART_IER);
tup->rx_in_progress = 0;
- if (tup->rx_dma_chan && !tup->use_rx_pio) {
- dmaengine_terminate_all(tup->rx_dma_chan);
- dmaengine_tx_status(tup->rx_dma_chan, tup->rx_cookie, &state);
- tegra_uart_rx_buffer_push(tup, state.residue);
- } else {
+
+ if (!tup->use_rx_pio)
+ tegra_uart_terminate_rx_dma(tup);
+ else
tegra_uart_handle_rx_pio(tup, port);
- }
}
static void tegra_uart_hw_deinit(struct tegra_uart_port *tup)
@@ -1056,12 +1076,6 @@ static int tegra_uart_hw_init(struct tegra_uart_port *tup)
tup->lcr_shadow = TEGRA_UART_DEFAULT_LSR;
tup->fcr_shadow |= UART_FCR_DMA_SELECT;
tegra_uart_write(tup, tup->fcr_shadow, UART_FCR);
-
- ret = tegra_uart_start_rx_dma(tup);
- if (ret < 0) {
- dev_err(tup->uport.dev, "Not able to start Rx DMA\n");
- return ret;
- }
} else {
tegra_uart_write(tup, tup->fcr_shadow, UART_FCR);
}
@@ -1071,10 +1085,6 @@ static int tegra_uart_hw_init(struct tegra_uart_port *tup)
* Enable IE_RXS for the receive status interrupts like line errros.
* Enable IE_RX_TIMEOUT to get the bytes which cannot be DMA'd.
*
- * If using DMA mode, enable EORD instead of receive interrupt which
- * will interrupt after the UART is done with the receive instead of
- * the interrupt when the FIFO "threshold" is reached.
- *
* EORD is different interrupt than RX_TIMEOUT - RX_TIMEOUT occurs when
* the DATA is sitting in the FIFO and couldn't be transferred to the
* DMA as the DMA size alignment (4 bytes) is not met. EORD will be
@@ -1085,11 +1095,14 @@ static int tegra_uart_hw_init(struct tegra_uart_port *tup)
* both the EORD as well as RX_TIMEOUT - SW sees RX_TIMEOUT first
* then the EORD.
*/
+ tup->ier_shadow = UART_IER_RLSI | UART_IER_RTOIE | UART_IER_RDI;
+
+ /*
+ * If using DMA mode, enable EORD interrupt to notify about RX
+ * completion.
+ */
if (!tup->use_rx_pio)
- tup->ier_shadow = UART_IER_RLSI | UART_IER_RTOIE |
- TEGRA_UART_IER_EORD;
- else
- tup->ier_shadow = UART_IER_RLSI | UART_IER_RTOIE | UART_IER_RDI;
+ tup->ier_shadow |= TEGRA_UART_IER_EORD;
tegra_uart_write(tup, tup->ier_shadow, UART_IER);
return 0;
diff --git a/drivers/tty/serial/sunsab.c b/drivers/tty/serial/sunsab.c
index 72131b5..beca02c 100644
--- a/drivers/tty/serial/sunsab.c
+++ b/drivers/tty/serial/sunsab.c
@@ -1140,7 +1140,13 @@ static int __init sunsab_init(void)
}
}
- return platform_driver_register(&sab_driver);
+ err = platform_driver_register(&sab_driver);
+ if (err) {
+ kfree(sunsab_ports);
+ sunsab_ports = NULL;
+ }
+
+ return err;
}
static void __exit sunsab_exit(void)
diff --git a/drivers/uio/uio_dmem_genirq.c b/drivers/uio/uio_dmem_genirq.c
index 44858f7..39dbd8c 100644
--- a/drivers/uio/uio_dmem_genirq.c
+++ b/drivers/uio/uio_dmem_genirq.c
@@ -110,8 +110,10 @@ static irqreturn_t uio_dmem_genirq_handler(int irq, struct uio_info *dev_info)
* remember the state so we can allow user space to enable it later.
*/
+ spin_lock(&priv->lock);
if (!test_and_set_bit(0, &priv->flags))
disable_irq_nosync(irq);
+ spin_unlock(&priv->lock);
return IRQ_HANDLED;
}
@@ -125,20 +127,19 @@ static int uio_dmem_genirq_irqcontrol(struct uio_info *dev_info, s32 irq_on)
* in the interrupt controller, but keep track of the
* state to prevent per-irq depth damage.
*
- * Serialize this operation to support multiple tasks.
+ * Serialize this operation to support multiple tasks and concurrency
+ * with irq handler on SMP systems.
*/
spin_lock_irqsave(&priv->lock, flags);
if (irq_on) {
if (test_and_clear_bit(0, &priv->flags))
enable_irq(dev_info->irq);
- spin_unlock_irqrestore(&priv->lock, flags);
} else {
- if (!test_and_set_bit(0, &priv->flags)) {
- spin_unlock_irqrestore(&priv->lock, flags);
- disable_irq(dev_info->irq);
- }
+ if (!test_and_set_bit(0, &priv->flags))
+ disable_irq_nosync(dev_info->irq);
}
+ spin_unlock_irqrestore(&priv->lock, flags);
return 0;
}
diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index 4307a876..9f5eb90 100644
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -925,8 +925,13 @@ static int dwc3_core_init(struct dwc3 *dwc)
if (!dwc->ulpi_ready) {
ret = dwc3_core_ulpi_init(dwc);
- if (ret)
+ if (ret) {
+ if (ret == -ETIMEDOUT) {
+ dwc3_core_soft_reset(dwc);
+ ret = -EPROBE_DEFER;
+ }
goto err0;
+ }
dwc->ulpi_ready = true;
}
diff --git a/drivers/usb/gadget/function/f_hid.c b/drivers/usb/gadget/function/f_hid.c
index e4d7141..c9d61d4 100644
--- a/drivers/usb/gadget/function/f_hid.c
+++ b/drivers/usb/gadget/function/f_hid.c
@@ -45,12 +45,25 @@ struct f_hidg {
unsigned short report_desc_length;
char *report_desc;
unsigned short report_length;
+ /*
+ * use_out_ep - if true, the OUT Endpoint (interrupt out method)
+ * will be used to receive reports from the host
+ * using functions with the "intout" suffix.
+ * Otherwise, the OUT Endpoint will not be configured
+ * and the SETUP/SET_REPORT method ("ssreport" suffix)
+ * will be used to receive reports.
+ */
+ bool use_out_ep;
/* recv report */
- struct list_head completed_out_req;
spinlock_t read_spinlock;
wait_queue_head_t read_queue;
+ /* recv report - interrupt out only (use_out_ep == 1) */
+ struct list_head completed_out_req;
unsigned int qlen;
+ /* recv report - setup set_report only (use_out_ep == 0) */
+ char *set_report_buf;
+ unsigned int set_report_length;
/* send report */
spinlock_t write_spinlock;
@@ -58,7 +71,7 @@ struct f_hidg {
wait_queue_head_t write_queue;
struct usb_request *req;
- int minor;
+ struct device dev;
struct cdev cdev;
struct usb_function func;
@@ -71,6 +84,14 @@ static inline struct f_hidg *func_to_hidg(struct usb_function *f)
return container_of(f, struct f_hidg, func);
}
+static void hidg_release(struct device *dev)
+{
+ struct f_hidg *hidg = container_of(dev, struct f_hidg, dev);
+
+ kfree(hidg->set_report_buf);
+ kfree(hidg);
+}
+
/*-------------------------------------------------------------------------*/
/* Static descriptors */
@@ -79,7 +100,7 @@ static struct usb_interface_descriptor hidg_interface_desc = {
.bDescriptorType = USB_DT_INTERFACE,
/* .bInterfaceNumber = DYNAMIC */
.bAlternateSetting = 0,
- .bNumEndpoints = 2,
+ /* .bNumEndpoints = DYNAMIC (depends on use_out_ep) */
.bInterfaceClass = USB_CLASS_HID,
/* .bInterfaceSubClass = DYNAMIC */
/* .bInterfaceProtocol = DYNAMIC */
@@ -140,7 +161,7 @@ static struct usb_ss_ep_comp_descriptor hidg_ss_out_comp_desc = {
/* .wBytesPerInterval = DYNAMIC */
};
-static struct usb_descriptor_header *hidg_ss_descriptors[] = {
+static struct usb_descriptor_header *hidg_ss_descriptors_intout[] = {
(struct usb_descriptor_header *)&hidg_interface_desc,
(struct usb_descriptor_header *)&hidg_desc,
(struct usb_descriptor_header *)&hidg_ss_in_ep_desc,
@@ -150,6 +171,14 @@ static struct usb_descriptor_header *hidg_ss_descriptors[] = {
NULL,
};
+static struct usb_descriptor_header *hidg_ss_descriptors_ssreport[] = {
+ (struct usb_descriptor_header *)&hidg_interface_desc,
+ (struct usb_descriptor_header *)&hidg_desc,
+ (struct usb_descriptor_header *)&hidg_ss_in_ep_desc,
+ (struct usb_descriptor_header *)&hidg_ss_in_comp_desc,
+ NULL,
+};
+
/* High-Speed Support */
static struct usb_endpoint_descriptor hidg_hs_in_ep_desc = {
@@ -176,7 +205,7 @@ static struct usb_endpoint_descriptor hidg_hs_out_ep_desc = {
*/
};
-static struct usb_descriptor_header *hidg_hs_descriptors[] = {
+static struct usb_descriptor_header *hidg_hs_descriptors_intout[] = {
(struct usb_descriptor_header *)&hidg_interface_desc,
(struct usb_descriptor_header *)&hidg_desc,
(struct usb_descriptor_header *)&hidg_hs_in_ep_desc,
@@ -184,6 +213,13 @@ static struct usb_descriptor_header *hidg_hs_descriptors[] = {
NULL,
};
+static struct usb_descriptor_header *hidg_hs_descriptors_ssreport[] = {
+ (struct usb_descriptor_header *)&hidg_interface_desc,
+ (struct usb_descriptor_header *)&hidg_desc,
+ (struct usb_descriptor_header *)&hidg_hs_in_ep_desc,
+ NULL,
+};
+
/* Full-Speed Support */
static struct usb_endpoint_descriptor hidg_fs_in_ep_desc = {
@@ -210,7 +246,7 @@ static struct usb_endpoint_descriptor hidg_fs_out_ep_desc = {
*/
};
-static struct usb_descriptor_header *hidg_fs_descriptors[] = {
+static struct usb_descriptor_header *hidg_fs_descriptors_intout[] = {
(struct usb_descriptor_header *)&hidg_interface_desc,
(struct usb_descriptor_header *)&hidg_desc,
(struct usb_descriptor_header *)&hidg_fs_in_ep_desc,
@@ -218,6 +254,13 @@ static struct usb_descriptor_header *hidg_fs_descriptors[] = {
NULL,
};
+static struct usb_descriptor_header *hidg_fs_descriptors_ssreport[] = {
+ (struct usb_descriptor_header *)&hidg_interface_desc,
+ (struct usb_descriptor_header *)&hidg_desc,
+ (struct usb_descriptor_header *)&hidg_fs_in_ep_desc,
+ NULL,
+};
+
/*-------------------------------------------------------------------------*/
/* Strings */
@@ -241,8 +284,8 @@ static struct usb_gadget_strings *ct_func_strings[] = {
/*-------------------------------------------------------------------------*/
/* Char Device */
-static ssize_t f_hidg_read(struct file *file, char __user *buffer,
- size_t count, loff_t *ptr)
+static ssize_t f_hidg_intout_read(struct file *file, char __user *buffer,
+ size_t count, loff_t *ptr)
{
struct f_hidg *hidg = file->private_data;
struct f_hidg_req_list *list;
@@ -258,15 +301,15 @@ static ssize_t f_hidg_read(struct file *file, char __user *buffer,
spin_lock_irqsave(&hidg->read_spinlock, flags);
-#define READ_COND (!list_empty(&hidg->completed_out_req))
+#define READ_COND_INTOUT (!list_empty(&hidg->completed_out_req))
/* wait for at least one buffer to complete */
- while (!READ_COND) {
+ while (!READ_COND_INTOUT) {
spin_unlock_irqrestore(&hidg->read_spinlock, flags);
if (file->f_flags & O_NONBLOCK)
return -EAGAIN;
- if (wait_event_interruptible(hidg->read_queue, READ_COND))
+ if (wait_event_interruptible(hidg->read_queue, READ_COND_INTOUT))
return -ERESTARTSYS;
spin_lock_irqsave(&hidg->read_spinlock, flags);
@@ -316,6 +359,60 @@ static ssize_t f_hidg_read(struct file *file, char __user *buffer,
return count;
}
+#define READ_COND_SSREPORT (hidg->set_report_buf != NULL)
+
+static ssize_t f_hidg_ssreport_read(struct file *file, char __user *buffer,
+ size_t count, loff_t *ptr)
+{
+ struct f_hidg *hidg = file->private_data;
+ char *tmp_buf = NULL;
+ unsigned long flags;
+
+ if (!count)
+ return 0;
+
+ spin_lock_irqsave(&hidg->read_spinlock, flags);
+
+ while (!READ_COND_SSREPORT) {
+ spin_unlock_irqrestore(&hidg->read_spinlock, flags);
+ if (file->f_flags & O_NONBLOCK)
+ return -EAGAIN;
+
+ if (wait_event_interruptible(hidg->read_queue, READ_COND_SSREPORT))
+ return -ERESTARTSYS;
+
+ spin_lock_irqsave(&hidg->read_spinlock, flags);
+ }
+
+ count = min_t(unsigned int, count, hidg->set_report_length);
+ tmp_buf = hidg->set_report_buf;
+ hidg->set_report_buf = NULL;
+
+ spin_unlock_irqrestore(&hidg->read_spinlock, flags);
+
+ if (tmp_buf != NULL) {
+ count -= copy_to_user(buffer, tmp_buf, count);
+ kfree(tmp_buf);
+ } else {
+ count = -ENOMEM;
+ }
+
+ wake_up(&hidg->read_queue);
+
+ return count;
+}
+
+static ssize_t f_hidg_read(struct file *file, char __user *buffer,
+ size_t count, loff_t *ptr)
+{
+ struct f_hidg *hidg = file->private_data;
+
+ if (hidg->use_out_ep)
+ return f_hidg_intout_read(file, buffer, count, ptr);
+ else
+ return f_hidg_ssreport_read(file, buffer, count, ptr);
+}
+
static void f_hidg_req_complete(struct usb_ep *ep, struct usb_request *req)
{
struct f_hidg *hidg = (struct f_hidg *)ep->driver_data;
@@ -439,14 +536,20 @@ static __poll_t f_hidg_poll(struct file *file, poll_table *wait)
if (WRITE_COND)
ret |= EPOLLOUT | EPOLLWRNORM;
- if (READ_COND)
- ret |= EPOLLIN | EPOLLRDNORM;
+ if (hidg->use_out_ep) {
+ if (READ_COND_INTOUT)
+ ret |= EPOLLIN | EPOLLRDNORM;
+ } else {
+ if (READ_COND_SSREPORT)
+ ret |= EPOLLIN | EPOLLRDNORM;
+ }
return ret;
}
#undef WRITE_COND
-#undef READ_COND
+#undef READ_COND_SSREPORT
+#undef READ_COND_INTOUT
static int f_hidg_release(struct inode *inode, struct file *fd)
{
@@ -473,7 +576,7 @@ static inline struct usb_request *hidg_alloc_ep_req(struct usb_ep *ep,
return alloc_ep_req(ep, length);
}
-static void hidg_set_report_complete(struct usb_ep *ep, struct usb_request *req)
+static void hidg_intout_complete(struct usb_ep *ep, struct usb_request *req)
{
struct f_hidg *hidg = (struct f_hidg *) req->context;
struct usb_composite_dev *cdev = hidg->func.config->cdev;
@@ -508,6 +611,37 @@ static void hidg_set_report_complete(struct usb_ep *ep, struct usb_request *req)
}
}
+static void hidg_ssreport_complete(struct usb_ep *ep, struct usb_request *req)
+{
+ struct f_hidg *hidg = (struct f_hidg *)req->context;
+ struct usb_composite_dev *cdev = hidg->func.config->cdev;
+ char *new_buf = NULL;
+ unsigned long flags;
+
+ if (req->status != 0 || req->buf == NULL || req->actual == 0) {
+ ERROR(cdev,
+ "%s FAILED: status=%d, buf=%p, actual=%d\n",
+ __func__, req->status, req->buf, req->actual);
+ return;
+ }
+
+ spin_lock_irqsave(&hidg->read_spinlock, flags);
+
+ new_buf = krealloc(hidg->set_report_buf, req->actual, GFP_ATOMIC);
+ if (new_buf == NULL) {
+ spin_unlock_irqrestore(&hidg->read_spinlock, flags);
+ return;
+ }
+ hidg->set_report_buf = new_buf;
+
+ hidg->set_report_length = req->actual;
+ memcpy(hidg->set_report_buf, req->buf, req->actual);
+
+ spin_unlock_irqrestore(&hidg->read_spinlock, flags);
+
+ wake_up(&hidg->read_queue);
+}
+
static int hidg_setup(struct usb_function *f,
const struct usb_ctrlrequest *ctrl)
{
@@ -555,7 +689,11 @@ static int hidg_setup(struct usb_function *f,
case ((USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE) << 8
| HID_REQ_SET_REPORT):
VDBG(cdev, "set_report | wLength=%d\n", ctrl->wLength);
- goto stall;
+ if (hidg->use_out_ep)
+ goto stall;
+ req->complete = hidg_ssreport_complete;
+ req->context = hidg;
+ goto respond;
break;
case ((USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE) << 8
@@ -643,15 +781,18 @@ static void hidg_disable(struct usb_function *f)
unsigned long flags;
usb_ep_disable(hidg->in_ep);
- usb_ep_disable(hidg->out_ep);
- spin_lock_irqsave(&hidg->read_spinlock, flags);
- list_for_each_entry_safe(list, next, &hidg->completed_out_req, list) {
- free_ep_req(hidg->out_ep, list->req);
- list_del(&list->list);
- kfree(list);
+ if (hidg->out_ep) {
+ usb_ep_disable(hidg->out_ep);
+
+ spin_lock_irqsave(&hidg->read_spinlock, flags);
+ list_for_each_entry_safe(list, next, &hidg->completed_out_req, list) {
+ free_ep_req(hidg->out_ep, list->req);
+ list_del(&list->list);
+ kfree(list);
+ }
+ spin_unlock_irqrestore(&hidg->read_spinlock, flags);
}
- spin_unlock_irqrestore(&hidg->read_spinlock, flags);
spin_lock_irqsave(&hidg->write_spinlock, flags);
if (!hidg->write_pending) {
@@ -697,8 +838,7 @@ static int hidg_set_alt(struct usb_function *f, unsigned intf, unsigned alt)
}
}
-
- if (hidg->out_ep != NULL) {
+ if (hidg->use_out_ep && hidg->out_ep != NULL) {
/* restart endpoint */
usb_ep_disable(hidg->out_ep);
@@ -723,7 +863,7 @@ static int hidg_set_alt(struct usb_function *f, unsigned intf, unsigned alt)
hidg_alloc_ep_req(hidg->out_ep,
hidg->report_length);
if (req) {
- req->complete = hidg_set_report_complete;
+ req->complete = hidg_intout_complete;
req->context = hidg;
status = usb_ep_queue(hidg->out_ep, req,
GFP_ATOMIC);
@@ -749,7 +889,8 @@ static int hidg_set_alt(struct usb_function *f, unsigned intf, unsigned alt)
}
return 0;
disable_out_ep:
- usb_ep_disable(hidg->out_ep);
+ if (hidg->out_ep)
+ usb_ep_disable(hidg->out_ep);
free_req_in:
if (req_in)
free_ep_req(hidg->in_ep, req_in);
@@ -777,9 +918,7 @@ static int hidg_bind(struct usb_configuration *c, struct usb_function *f)
struct usb_ep *ep;
struct f_hidg *hidg = func_to_hidg(f);
struct usb_string *us;
- struct device *device;
int status;
- dev_t dev;
/* maybe allocate device-global string IDs, and patch descriptors */
us = usb_gstrings_attach(c->cdev, ct_func_strings,
@@ -801,14 +940,21 @@ static int hidg_bind(struct usb_configuration *c, struct usb_function *f)
goto fail;
hidg->in_ep = ep;
- ep = usb_ep_autoconfig(c->cdev->gadget, &hidg_fs_out_ep_desc);
- if (!ep)
- goto fail;
- hidg->out_ep = ep;
+ hidg->out_ep = NULL;
+ if (hidg->use_out_ep) {
+ ep = usb_ep_autoconfig(c->cdev->gadget, &hidg_fs_out_ep_desc);
+ if (!ep)
+ goto fail;
+ hidg->out_ep = ep;
+ }
+
+ /* used only if use_out_ep == 1 */
+ hidg->set_report_buf = NULL;
/* set descriptor dynamic values */
hidg_interface_desc.bInterfaceSubClass = hidg->bInterfaceSubClass;
hidg_interface_desc.bInterfaceProtocol = hidg->bInterfaceProtocol;
+ hidg_interface_desc.bNumEndpoints = hidg->use_out_ep ? 2 : 1;
hidg->protocol = HID_REPORT_PROTOCOL;
hidg->idle = 1;
hidg_ss_in_ep_desc.wMaxPacketSize = cpu_to_le16(hidg->report_length);
@@ -839,9 +985,19 @@ static int hidg_bind(struct usb_configuration *c, struct usb_function *f)
hidg_ss_out_ep_desc.bEndpointAddress =
hidg_fs_out_ep_desc.bEndpointAddress;
- status = usb_assign_descriptors(f, hidg_fs_descriptors,
- hidg_hs_descriptors, hidg_ss_descriptors,
- hidg_ss_descriptors);
+ if (hidg->use_out_ep)
+ status = usb_assign_descriptors(f,
+ hidg_fs_descriptors_intout,
+ hidg_hs_descriptors_intout,
+ hidg_ss_descriptors_intout,
+ hidg_ss_descriptors_intout);
+ else
+ status = usb_assign_descriptors(f,
+ hidg_fs_descriptors_ssreport,
+ hidg_hs_descriptors_ssreport,
+ hidg_ss_descriptors_ssreport,
+ hidg_ss_descriptors_ssreport);
+
if (status)
goto fail;
@@ -855,21 +1011,11 @@ static int hidg_bind(struct usb_configuration *c, struct usb_function *f)
/* create char device */
cdev_init(&hidg->cdev, &f_hidg_fops);
- dev = MKDEV(major, hidg->minor);
- status = cdev_add(&hidg->cdev, dev, 1);
+ status = cdev_device_add(&hidg->cdev, &hidg->dev);
if (status)
goto fail_free_descs;
- device = device_create(hidg_class, NULL, dev, NULL,
- "%s%d", "hidg", hidg->minor);
- if (IS_ERR(device)) {
- status = PTR_ERR(device);
- goto del;
- }
-
return 0;
-del:
- cdev_del(&hidg->cdev);
fail_free_descs:
usb_free_all_descriptors(f);
fail:
@@ -956,6 +1102,7 @@ CONFIGFS_ATTR(f_hid_opts_, name)
F_HID_OPT(subclass, 8, 255);
F_HID_OPT(protocol, 8, 255);
+F_HID_OPT(no_out_endpoint, 8, 1);
F_HID_OPT(report_length, 16, 65535);
static ssize_t f_hid_opts_report_desc_show(struct config_item *item, char *page)
@@ -1015,6 +1162,7 @@ CONFIGFS_ATTR_RO(f_hid_opts_, dev);
static struct configfs_attribute *hid_attrs[] = {
&f_hid_opts_attr_subclass,
&f_hid_opts_attr_protocol,
+ &f_hid_opts_attr_no_out_endpoint,
&f_hid_opts_attr_report_length,
&f_hid_opts_attr_report_desc,
&f_hid_opts_attr_dev,
@@ -1098,8 +1246,7 @@ static void hidg_free(struct usb_function *f)
hidg = func_to_hidg(f);
opts = container_of(f->fi, struct f_hid_opts, func_inst);
- kfree(hidg->report_desc);
- kfree(hidg);
+ put_device(&hidg->dev);
mutex_lock(&opts->lock);
--opts->refcnt;
mutex_unlock(&opts->lock);
@@ -1109,8 +1256,7 @@ static void hidg_unbind(struct usb_configuration *c, struct usb_function *f)
{
struct f_hidg *hidg = func_to_hidg(f);
- device_destroy(hidg_class, MKDEV(major, hidg->minor));
- cdev_del(&hidg->cdev);
+ cdev_device_del(&hidg->cdev, &hidg->dev);
usb_free_all_descriptors(f);
}
@@ -1119,6 +1265,7 @@ static struct usb_function *hidg_alloc(struct usb_function_instance *fi)
{
struct f_hidg *hidg;
struct f_hid_opts *opts;
+ int ret;
/* allocate and initialize one new instance */
hidg = kzalloc(sizeof(*hidg), GFP_KERNEL);
@@ -1130,21 +1277,33 @@ static struct usb_function *hidg_alloc(struct usb_function_instance *fi)
mutex_lock(&opts->lock);
++opts->refcnt;
- hidg->minor = opts->minor;
+ device_initialize(&hidg->dev);
+ hidg->dev.release = hidg_release;
+ hidg->dev.class = hidg_class;
+ hidg->dev.devt = MKDEV(major, opts->minor);
+ ret = dev_set_name(&hidg->dev, "hidg%d", opts->minor);
+ if (ret) {
+ --opts->refcnt;
+ mutex_unlock(&opts->lock);
+ return ERR_PTR(ret);
+ }
+
hidg->bInterfaceSubClass = opts->subclass;
hidg->bInterfaceProtocol = opts->protocol;
hidg->report_length = opts->report_length;
hidg->report_desc_length = opts->report_desc_length;
if (opts->report_desc) {
- hidg->report_desc = kmemdup(opts->report_desc,
- opts->report_desc_length,
- GFP_KERNEL);
+ hidg->report_desc = devm_kmemdup(&hidg->dev, opts->report_desc,
+ opts->report_desc_length,
+ GFP_KERNEL);
if (!hidg->report_desc) {
- kfree(hidg);
+ put_device(&hidg->dev);
+ --opts->refcnt;
mutex_unlock(&opts->lock);
return ERR_PTR(-ENOMEM);
}
}
+ hidg->use_out_ep = !opts->no_out_endpoint;
mutex_unlock(&opts->lock);
diff --git a/drivers/usb/gadget/function/f_uvc.c b/drivers/usb/gadget/function/f_uvc.c
index c03b67a..094a88f 100644
--- a/drivers/usb/gadget/function/f_uvc.c
+++ b/drivers/usb/gadget/function/f_uvc.c
@@ -213,8 +213,9 @@ uvc_function_ep0_complete(struct usb_ep *ep, struct usb_request *req)
memset(&v4l2_event, 0, sizeof(v4l2_event));
v4l2_event.type = UVC_EVENT_DATA;
- uvc_event->data.length = req->actual;
- memcpy(&uvc_event->data.data, req->buf, req->actual);
+ uvc_event->data.length = min_t(unsigned int, req->actual,
+ sizeof(uvc_event->data.data));
+ memcpy(&uvc_event->data.data, req->buf, uvc_event->data.length);
v4l2_event_queue(&uvc->vdev, &v4l2_event);
}
}
diff --git a/drivers/usb/gadget/function/u_hid.h b/drivers/usb/gadget/function/u_hid.h
index 1594bfa..90d8b1c 100644
--- a/drivers/usb/gadget/function/u_hid.h
+++ b/drivers/usb/gadget/function/u_hid.h
@@ -20,6 +20,7 @@ struct f_hid_opts {
int minor;
unsigned char subclass;
unsigned char protocol;
+ unsigned char no_out_endpoint;
unsigned short report_length;
unsigned short report_desc_length;
unsigned char *report_desc;
diff --git a/drivers/usb/gadget/udc/fotg210-udc.c b/drivers/usb/gadget/udc/fotg210-udc.c
index c313d07e..30389e9 100644
--- a/drivers/usb/gadget/udc/fotg210-udc.c
+++ b/drivers/usb/gadget/udc/fotg210-udc.c
@@ -629,10 +629,10 @@ static void fotg210_request_error(struct fotg210_udc *fotg210)
static void fotg210_set_address(struct fotg210_udc *fotg210,
struct usb_ctrlrequest *ctrl)
{
- if (ctrl->wValue >= 0x0100) {
+ if (le16_to_cpu(ctrl->wValue) >= 0x0100) {
fotg210_request_error(fotg210);
} else {
- fotg210_set_dev_addr(fotg210, ctrl->wValue);
+ fotg210_set_dev_addr(fotg210, le16_to_cpu(ctrl->wValue));
fotg210_set_cxdone(fotg210);
}
}
@@ -713,17 +713,17 @@ static void fotg210_get_status(struct fotg210_udc *fotg210,
switch (ctrl->bRequestType & USB_RECIP_MASK) {
case USB_RECIP_DEVICE:
- fotg210->ep0_data = 1 << USB_DEVICE_SELF_POWERED;
+ fotg210->ep0_data = cpu_to_le16(1 << USB_DEVICE_SELF_POWERED);
break;
case USB_RECIP_INTERFACE:
- fotg210->ep0_data = 0;
+ fotg210->ep0_data = cpu_to_le16(0);
break;
case USB_RECIP_ENDPOINT:
epnum = ctrl->wIndex & USB_ENDPOINT_NUMBER_MASK;
if (epnum)
fotg210->ep0_data =
- fotg210_is_epnstall(fotg210->ep[epnum])
- << USB_ENDPOINT_HALT;
+ cpu_to_le16(fotg210_is_epnstall(fotg210->ep[epnum])
+ << USB_ENDPOINT_HALT);
else
fotg210_request_error(fotg210);
break;
diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c
index 8e83995..b8fc818 100644
--- a/drivers/usb/musb/musb_gadget.c
+++ b/drivers/usb/musb/musb_gadget.c
@@ -1629,8 +1629,6 @@ static int musb_gadget_vbus_draw(struct usb_gadget *gadget, unsigned mA)
{
struct musb *musb = gadget_to_musb(gadget);
- if (!musb->xceiv->set_power)
- return -EOPNOTSUPP;
return usb_phy_set_power(musb->xceiv, mA);
}
diff --git a/drivers/usb/roles/class.c b/drivers/usb/roles/class.c
index 97e3d75..873d898 100644
--- a/drivers/usb/roles/class.c
+++ b/drivers/usb/roles/class.c
@@ -108,10 +108,13 @@ usb_role_switch_is_parent(struct fwnode_handle *fwnode)
struct fwnode_handle *parent = fwnode_get_parent(fwnode);
struct device *dev;
- if (!parent || !fwnode_property_present(parent, "usb-role-switch"))
+ if (!fwnode_property_present(parent, "usb-role-switch")) {
+ fwnode_handle_put(parent);
return NULL;
+ }
dev = class_find_device_by_fwnode(role_class, parent);
+ fwnode_handle_put(parent);
return dev ? to_role_switch(dev) : ERR_PTR(-EPROBE_DEFER);
}
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
index bc4fd79..9992c5aa 100644
--- a/drivers/usb/serial/cp210x.c
+++ b/drivers/usb/serial/cp210x.c
@@ -196,6 +196,8 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(0x16DC, 0x0015) }, /* W-IE-NE-R Plein & Baus GmbH CML Control, Monitoring and Data Logger */
{ USB_DEVICE(0x17A8, 0x0001) }, /* Kamstrup Optical Eye/3-wire */
{ USB_DEVICE(0x17A8, 0x0005) }, /* Kamstrup M-Bus Master MultiPort 250D */
+ { USB_DEVICE(0x17A8, 0x0011) }, /* Kamstrup 444 MHz RF sniffer */
+ { USB_DEVICE(0x17A8, 0x0013) }, /* Kamstrup 870 MHz RF sniffer */
{ USB_DEVICE(0x17A8, 0x0101) }, /* Kamstrup 868 MHz wM-Bus C-Mode Meter Reader (Int Ant) */
{ USB_DEVICE(0x17A8, 0x0102) }, /* Kamstrup 868 MHz wM-Bus C-Mode Meter Reader (Ext Ant) */
{ USB_DEVICE(0x17F4, 0xAAAA) }, /* Wavesense Jazz blood glucose meter */
diff --git a/drivers/usb/serial/f81232.c b/drivers/usb/serial/f81232.c
index 43fa1f0..d257d38 100644
--- a/drivers/usb/serial/f81232.c
+++ b/drivers/usb/serial/f81232.c
@@ -78,9 +78,6 @@ static u8 const clock_table[] = { F81232_CLK_1_846_MHZ, F81232_CLK_14_77_MHZ,
static int calc_baud_divisor(speed_t baudrate, speed_t clockrate)
{
- if (!baudrate)
- return 0;
-
return DIV_ROUND_CLOSEST(clockrate, baudrate);
}
@@ -423,9 +420,14 @@ static void f81232_set_baudrate(struct tty_struct *tty,
speed_t baud_list[] = { baudrate, old_baudrate, F81232_DEF_BAUDRATE };
for (i = 0; i < ARRAY_SIZE(baud_list); ++i) {
- idx = f81232_find_clk(baud_list[i]);
+ baudrate = baud_list[i];
+ if (baudrate == 0) {
+ tty_encode_baud_rate(tty, 0, 0);
+ return;
+ }
+
+ idx = f81232_find_clk(baudrate);
if (idx >= 0) {
- baudrate = baud_list[i];
tty_encode_baud_rate(tty, baudrate, baudrate);
break;
}
diff --git a/drivers/usb/serial/f81534.c b/drivers/usb/serial/f81534.c
index 2b39bda..1b2d2c2 100644
--- a/drivers/usb/serial/f81534.c
+++ b/drivers/usb/serial/f81534.c
@@ -538,9 +538,6 @@ static int f81534_submit_writer(struct usb_serial_port *port, gfp_t mem_flags)
static u32 f81534_calc_baud_divisor(u32 baudrate, u32 clockrate)
{
- if (!baudrate)
- return 0;
-
/* Round to nearest divisor */
return DIV_ROUND_CLOSEST(clockrate, baudrate);
}
@@ -570,9 +567,14 @@ static int f81534_set_port_config(struct usb_serial_port *port,
u32 baud_list[] = {baudrate, old_baudrate, F81534_DEFAULT_BAUD_RATE};
for (i = 0; i < ARRAY_SIZE(baud_list); ++i) {
- idx = f81534_find_clk(baud_list[i]);
+ baudrate = baud_list[i];
+ if (baudrate == 0) {
+ tty_encode_baud_rate(tty, 0, 0);
+ return 0;
+ }
+
+ idx = f81534_find_clk(baudrate);
if (idx >= 0) {
- baudrate = baud_list[i];
tty_encode_baud_rate(tty, baudrate, baudrate);
break;
}
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 263548a..08a368a 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -255,6 +255,7 @@ static void option_instat_callback(struct urb *urb);
#define QUECTEL_PRODUCT_EP06 0x0306
#define QUECTEL_PRODUCT_EM05G 0x030a
#define QUECTEL_PRODUCT_EM060K 0x030b
+#define QUECTEL_PRODUCT_EM05G_SG 0x0311
#define QUECTEL_PRODUCT_EM12 0x0512
#define QUECTEL_PRODUCT_RM500Q 0x0800
#define QUECTEL_PRODUCT_RM520N 0x0801
@@ -1160,6 +1161,8 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EP06, 0xff, 0, 0) },
{ USB_DEVICE_INTERFACE_CLASS(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM05G, 0xff),
.driver_info = RSVD(6) | ZLP },
+ { USB_DEVICE_INTERFACE_CLASS(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM05G_SG, 0xff),
+ .driver_info = RSVD(6) | ZLP },
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM060K, 0xff, 0x00, 0x40) },
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM060K, 0xff, 0xff, 0x30) },
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM060K, 0xff, 0xff, 0x40) },
diff --git a/drivers/usb/storage/alauda.c b/drivers/usb/storage/alauda.c
index ddab2cd..de62421 100644
--- a/drivers/usb/storage/alauda.c
+++ b/drivers/usb/storage/alauda.c
@@ -438,6 +438,8 @@ static int alauda_init_media(struct us_data *us)
+ MEDIA_INFO(us).blockshift + MEDIA_INFO(us).pageshift);
MEDIA_INFO(us).pba_to_lba = kcalloc(num_zones, sizeof(u16*), GFP_NOIO);
MEDIA_INFO(us).lba_to_pba = kcalloc(num_zones, sizeof(u16*), GFP_NOIO);
+ if (MEDIA_INFO(us).pba_to_lba == NULL || MEDIA_INFO(us).lba_to_pba == NULL)
+ return USB_STOR_TRANSPORT_ERROR;
if (alauda_reset_media(us) != USB_STOR_XFER_GOOD)
return USB_STOR_TRANSPORT_ERROR;
diff --git a/drivers/usb/typec/bus.c b/drivers/usb/typec/bus.c
index c9501715..0369ad9 100644
--- a/drivers/usb/typec/bus.c
+++ b/drivers/usb/typec/bus.c
@@ -126,7 +126,7 @@ int typec_altmode_exit(struct typec_altmode *adev)
if (!adev || !adev->active)
return 0;
- if (!pdev->ops || !pdev->ops->enter)
+ if (!pdev->ops || !pdev->ops->exit)
return -EOPNOTSUPP;
/* Moving to USB Safe State */
diff --git a/drivers/usb/typec/tcpm/tcpci.c b/drivers/usb/typec/tcpm/tcpci.c
index 6caed68..84b23ae 100644
--- a/drivers/usb/typec/tcpm/tcpci.c
+++ b/drivers/usb/typec/tcpm/tcpci.c
@@ -551,8 +551,10 @@ struct tcpci *tcpci_register_port(struct device *dev, struct tcpci_data *data)
return ERR_PTR(err);
tcpci->port = tcpm_register_port(tcpci->dev, &tcpci->tcpc);
- if (IS_ERR(tcpci->port))
+ if (IS_ERR(tcpci->port)) {
+ fwnode_handle_put(tcpci->tcpc.fwnode);
return ERR_CAST(tcpci->port);
+ }
return tcpci;
}
@@ -561,6 +563,7 @@ EXPORT_SYMBOL_GPL(tcpci_register_port);
void tcpci_unregister_port(struct tcpci *tcpci)
{
tcpm_unregister_port(tcpci->port);
+ fwnode_handle_put(tcpci->tcpc.fwnode);
}
EXPORT_SYMBOL_GPL(tcpci_unregister_port);
diff --git a/drivers/vfio/platform/vfio_platform_common.c b/drivers/vfio/platform/vfio_platform_common.c
index 6f72703..46a72fe 100644
--- a/drivers/vfio/platform/vfio_platform_common.c
+++ b/drivers/vfio/platform/vfio_platform_common.c
@@ -72,12 +72,11 @@ static int vfio_platform_acpi_call_reset(struct vfio_platform_device *vdev,
const char **extra_dbg)
{
#ifdef CONFIG_ACPI
- struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
struct device *dev = vdev->device;
acpi_handle handle = ACPI_HANDLE(dev);
acpi_status acpi_ret;
- acpi_ret = acpi_evaluate_object(handle, "_RST", NULL, &buffer);
+ acpi_ret = acpi_evaluate_object(handle, "_RST", NULL, NULL);
if (ACPI_FAILURE(acpi_ret)) {
if (extra_dbg)
*extra_dbg = acpi_format_exception(acpi_ret);
diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index 0167ba6..d4364ec4 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -2056,7 +2056,7 @@ static int translate_desc(struct vhost_virtqueue *vq, u64 addr, u32 len,
struct vhost_dev *dev = vq->dev;
struct vhost_umem *umem = dev->iotlb ? dev->iotlb : dev->umem;
struct iovec *_iov;
- u64 s = 0;
+ u64 s = 0, last = addr + len - 1;
int ret = 0;
while ((u64)len > s) {
@@ -2067,7 +2067,7 @@ static int translate_desc(struct vhost_virtqueue *vq, u64 addr, u32 len,
}
node = vhost_umem_interval_tree_iter_first(&umem->umem_tree,
- addr, addr + len - 1);
+ addr, last);
if (node == NULL || node->start > addr) {
if (umem != dev->iotlb) {
ret = -EFAULT;
diff --git a/drivers/video/fbdev/Kconfig b/drivers/video/fbdev/Kconfig
index a7e5f12..124ed0e 100644
--- a/drivers/video/fbdev/Kconfig
+++ b/drivers/video/fbdev/Kconfig
@@ -2243,7 +2243,6 @@
select FB_SYS_COPYAREA
select FB_SYS_IMAGEBLIT
select FB_DEFERRED_IO
- select PWM
select FB_BACKLIGHT
help
This driver implements support for the Solomon SSD1307
diff --git a/drivers/video/fbdev/pm2fb.c b/drivers/video/fbdev/pm2fb.c
index 8ae010f..0ec4be2 100644
--- a/drivers/video/fbdev/pm2fb.c
+++ b/drivers/video/fbdev/pm2fb.c
@@ -1529,8 +1529,10 @@ static int pm2fb_probe(struct pci_dev *pdev, const struct pci_device_id *id)
}
info = framebuffer_alloc(sizeof(struct pm2fb_par), &pdev->dev);
- if (!info)
- return -ENOMEM;
+ if (!info) {
+ err = -ENOMEM;
+ goto err_exit_disable;
+ }
default_par = info->par;
switch (pdev->device) {
@@ -1711,6 +1713,8 @@ static int pm2fb_probe(struct pci_dev *pdev, const struct pci_device_id *id)
release_mem_region(pm2fb_fix.mmio_start, pm2fb_fix.mmio_len);
err_exit_neither:
framebuffer_release(info);
+ err_exit_disable:
+ pci_disable_device(pdev);
return retval;
}
@@ -1737,6 +1741,7 @@ static void pm2fb_remove(struct pci_dev *pdev)
fb_dealloc_cmap(&info->cmap);
kfree(info->pixmap.addr);
framebuffer_release(info);
+ pci_disable_device(pdev);
}
static const struct pci_device_id pm2fb_id_table[] = {
diff --git a/drivers/video/fbdev/uvesafb.c b/drivers/video/fbdev/uvesafb.c
index 439565c..7d3af1d 100644
--- a/drivers/video/fbdev/uvesafb.c
+++ b/drivers/video/fbdev/uvesafb.c
@@ -1756,6 +1756,7 @@ static int uvesafb_probe(struct platform_device *dev)
out_unmap:
iounmap(info->screen_base);
out_mem:
+ arch_phys_wc_del(par->mtrr_handle);
release_mem_region(info->fix.smem_start, info->fix.smem_len);
out_reg:
release_region(0x3c0, 32);
diff --git a/drivers/video/fbdev/vermilion/vermilion.c b/drivers/video/fbdev/vermilion/vermilion.c
index 498038a..ea66717 100644
--- a/drivers/video/fbdev/vermilion/vermilion.c
+++ b/drivers/video/fbdev/vermilion/vermilion.c
@@ -277,8 +277,10 @@ static int vmlfb_get_gpu(struct vml_par *par)
mutex_unlock(&vml_mutex);
- if (pci_enable_device(par->gpu) < 0)
+ if (pci_enable_device(par->gpu) < 0) {
+ pci_dev_put(par->gpu);
return -ENODEV;
+ }
return 0;
}
diff --git a/drivers/video/fbdev/via/via-core.c b/drivers/video/fbdev/via/via-core.c
index ffa2ca2..ce366b8 100644
--- a/drivers/video/fbdev/via/via-core.c
+++ b/drivers/video/fbdev/via/via-core.c
@@ -732,7 +732,14 @@ static int __init via_core_init(void)
return ret;
viafb_i2c_init();
viafb_gpio_init();
- return pci_register_driver(&via_driver);
+ ret = pci_register_driver(&via_driver);
+ if (ret) {
+ viafb_gpio_exit();
+ viafb_i2c_exit();
+ return ret;
+ }
+
+ return 0;
}
static void __exit via_core_exit(void)
diff --git a/drivers/vme/bridges/vme_fake.c b/drivers/vme/bridges/vme_fake.c
index 6a1bc284..eae7836 100644
--- a/drivers/vme/bridges/vme_fake.c
+++ b/drivers/vme/bridges/vme_fake.c
@@ -1073,6 +1073,8 @@ static int __init fake_init(void)
/* We need a fake parent device */
vme_root = __root_device_register("vme", THIS_MODULE);
+ if (IS_ERR(vme_root))
+ return PTR_ERR(vme_root);
/* If we want to support more than one bridge at some point, we need to
* dynamically allocate this so we get one per device.
diff --git a/drivers/vme/bridges/vme_tsi148.c b/drivers/vme/bridges/vme_tsi148.c
index 7e079d3..f2da16b 100644
--- a/drivers/vme/bridges/vme_tsi148.c
+++ b/drivers/vme/bridges/vme_tsi148.c
@@ -1771,6 +1771,7 @@ static int tsi148_dma_list_add(struct vme_dma_list *list,
return 0;
err_dma:
+ list_del(&entry->list);
err_dest:
err_source:
err_align:
diff --git a/drivers/xen/events/events_base.c b/drivers/xen/events/events_base.c
index 87cfadd..5447111 100644
--- a/drivers/xen/events/events_base.c
+++ b/drivers/xen/events/events_base.c
@@ -2101,8 +2101,8 @@ void xen_callback_vector(void)
void xen_callback_vector(void) {}
#endif
-static bool fifo_events = true;
-module_param(fifo_events, bool, 0);
+bool xen_fifo_events = true;
+module_param_named(fifo_events, xen_fifo_events, bool, 0);
static int xen_evtchn_cpu_prepare(unsigned int cpu)
{
@@ -2131,10 +2131,12 @@ void __init xen_init_IRQ(void)
int ret = -EINVAL;
unsigned int evtchn;
- if (fifo_events)
+ if (xen_fifo_events)
ret = xen_evtchn_fifo_init();
- if (ret < 0)
+ if (ret < 0) {
xen_evtchn_2l_init();
+ xen_fifo_events = false;
+ }
xen_cpu_init_eoi(smp_processor_id());
diff --git a/drivers/xen/privcmd.c b/drivers/xen/privcmd.c
index d4ff944..c4b0de4 100644
--- a/drivers/xen/privcmd.c
+++ b/drivers/xen/privcmd.c
@@ -766,7 +766,7 @@ static long privcmd_ioctl_mmap_resource(struct file *file,
goto out;
}
- pfns = kcalloc(kdata.num, sizeof(*pfns), GFP_KERNEL);
+ pfns = kcalloc(kdata.num, sizeof(*pfns), GFP_KERNEL | __GFP_NOWARN);
if (!pfns) {
rc = -ENOMEM;
goto out;
diff --git a/fs/binfmt_aout.c b/fs/binfmt_aout.c
index 8e8346a..ace587b 100644
--- a/fs/binfmt_aout.c
+++ b/fs/binfmt_aout.c
@@ -162,6 +162,7 @@ static int load_aout_binary(struct linux_binprm * bprm)
set_personality(PER_LINUX);
#endif
setup_new_exec(bprm);
+ install_exec_creds(bprm);
current->mm->end_code = ex.a_text +
(current->mm->start_code = N_TXTADDR(ex));
@@ -174,7 +175,6 @@ static int load_aout_binary(struct linux_binprm * bprm)
if (retval < 0)
return retval;
- install_exec_creds(bprm);
if (N_MAGIC(ex) == OMAGIC) {
unsigned long text_addr, map_size;
diff --git a/fs/binfmt_elf_fdpic.c b/fs/binfmt_elf_fdpic.c
index d86ebd0..39bcbfa 100644
--- a/fs/binfmt_elf_fdpic.c
+++ b/fs/binfmt_elf_fdpic.c
@@ -353,6 +353,7 @@ static int load_elf_fdpic_binary(struct linux_binprm *bprm)
current->personality |= READ_IMPLIES_EXEC;
setup_new_exec(bprm);
+ install_exec_creds(bprm);
set_binfmt(&elf_fdpic_format);
@@ -434,9 +435,9 @@ static int load_elf_fdpic_binary(struct linux_binprm *bprm)
current->mm->start_stack = current->mm->start_brk + stack_size;
#endif
- install_exec_creds(bprm);
- if (create_elf_fdpic_tables(bprm, current->mm,
- &exec_params, &interp_params) < 0)
+ retval = create_elf_fdpic_tables(bprm, current->mm, &exec_params,
+ &interp_params);
+ if (retval < 0)
goto error;
kdebug("- start_code %lx", current->mm->start_code);
diff --git a/fs/binfmt_flat.c b/fs/binfmt_flat.c
index c999bc0..22a7d75 100644
--- a/fs/binfmt_flat.c
+++ b/fs/binfmt_flat.c
@@ -565,6 +565,7 @@ static int load_flat_file(struct linux_binprm *bprm,
/* OK, This is the point of no return */
set_personality(PER_LINUX_32BIT);
setup_new_exec(bprm);
+ install_exec_creds(bprm);
}
/*
@@ -992,8 +993,6 @@ static int load_flat_binary(struct linux_binprm *bprm)
}
}
- install_exec_creds(bprm);
-
set_binfmt(&flat_format);
#ifdef CONFIG_MMU
diff --git a/fs/binfmt_misc.c b/fs/binfmt_misc.c
index 056a682..23b563f 100644
--- a/fs/binfmt_misc.c
+++ b/fs/binfmt_misc.c
@@ -44,10 +44,10 @@ static LIST_HEAD(entries);
static int enabled = 1;
enum {Enabled, Magic};
-#define MISC_FMT_PRESERVE_ARGV0 (1 << 31)
-#define MISC_FMT_OPEN_BINARY (1 << 30)
-#define MISC_FMT_CREDENTIALS (1 << 29)
-#define MISC_FMT_OPEN_FILE (1 << 28)
+#define MISC_FMT_PRESERVE_ARGV0 (1UL << 31)
+#define MISC_FMT_OPEN_BINARY (1UL << 30)
+#define MISC_FMT_CREDENTIALS (1UL << 29)
+#define MISC_FMT_OPEN_FILE (1UL << 28)
typedef struct {
struct list_head list;
diff --git a/fs/btrfs/backref.c b/fs/btrfs/backref.c
index 3cbca2e..89411e9 100644
--- a/fs/btrfs/backref.c
+++ b/fs/btrfs/backref.c
@@ -431,6 +431,7 @@ static int add_all_parents(struct btrfs_root *root, struct btrfs_path *path,
u64 wanted_disk_byte = ref->wanted_disk_byte;
u64 count = 0;
u64 data_offset;
+ u8 type;
if (level != 0) {
eb = path->nodes[level];
@@ -485,6 +486,9 @@ static int add_all_parents(struct btrfs_root *root, struct btrfs_path *path,
continue;
}
fi = btrfs_item_ptr(eb, slot, struct btrfs_file_extent_item);
+ type = btrfs_file_extent_type(eb, fi);
+ if (type == BTRFS_FILE_EXTENT_INLINE)
+ goto next;
disk_byte = btrfs_file_extent_disk_bytenr(eb, fi);
data_offset = btrfs_file_extent_offset(eb, fi);
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 8553bd4..64b443a 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -3299,13 +3299,10 @@ static long btrfs_ioctl_dev_info(struct btrfs_fs_info *fs_info,
di_args->bytes_used = btrfs_device_get_bytes_used(dev);
di_args->total_bytes = btrfs_device_get_total_bytes(dev);
memcpy(di_args->uuid, dev->uuid, sizeof(di_args->uuid));
- if (dev->name) {
- strncpy(di_args->path, rcu_str_deref(dev->name),
- sizeof(di_args->path) - 1);
- di_args->path[sizeof(di_args->path) - 1] = 0;
- } else {
+ if (dev->name)
+ strscpy(di_args->path, rcu_str_deref(dev->name), sizeof(di_args->path));
+ else
di_args->path[0] = '\0';
- }
out:
rcu_read_unlock();
diff --git a/fs/btrfs/rcu-string.h b/fs/btrfs/rcu-string.h
index a97dc74..02f1532 100644
--- a/fs/btrfs/rcu-string.h
+++ b/fs/btrfs/rcu-string.h
@@ -18,7 +18,11 @@ static inline struct rcu_string *rcu_string_strdup(const char *src, gfp_t mask)
(len * sizeof(char)), mask);
if (!ret)
return ret;
- strncpy(ret->str, src, len);
+ /* Warn if the source got unexpectedly truncated. */
+ if (WARN_ON(strscpy(ret->str, src, len) < 0)) {
+ kfree(ret);
+ return NULL;
+ }
return ret;
}
diff --git a/fs/char_dev.c b/fs/char_dev.c
index c5e6eff5..36479b7 100644
--- a/fs/char_dev.c
+++ b/fs/char_dev.c
@@ -544,7 +544,7 @@ int cdev_device_add(struct cdev *cdev, struct device *dev)
}
rc = device_add(dev);
- if (rc)
+ if (rc && dev->devt)
cdev_del(cdev);
return rc;
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index 79a1869..aa7827d 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -609,9 +609,15 @@ cifs_show_options(struct seq_file *s, struct dentry *root)
seq_printf(s, ",echo_interval=%lu",
tcon->ses->server->echo_interval / HZ);
- /* Only display max_credits if it was overridden on mount */
+ /* Only display the following if overridden on mount */
if (tcon->ses->server->max_credits != SMB2_MAX_CREDITS_AVAILABLE)
seq_printf(s, ",max_credits=%u", tcon->ses->server->max_credits);
+ if (tcon->ses->server->tcp_nodelay)
+ seq_puts(s, ",tcpnodelay");
+ if (tcon->ses->server->noautotune)
+ seq_puts(s, ",noautotune");
+ if (tcon->ses->server->noblocksnd)
+ seq_puts(s, ",noblocksend");
if (tcon->snapshot_time)
seq_printf(s, ",snapshot=%llu", tcon->snapshot_time);
diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h
index 4149369..7c0eb11 100644
--- a/fs/cifs/cifsglob.h
+++ b/fs/cifs/cifsglob.h
@@ -22,6 +22,8 @@
#include <linux/in.h>
#include <linux/in6.h>
#include <linux/slab.h>
+#include <linux/scatterlist.h>
+#include <linux/mm.h>
#include <linux/mempool.h>
#include <linux/workqueue.h>
#include "cifs_fs_sb.h"
@@ -30,6 +32,7 @@
#include <linux/scatterlist.h>
#include <uapi/linux/cifs/cifs_mount.h>
#include "smb2pdu.h"
+#include "smb2glob.h"
#define CIFS_MAGIC_NUMBER 0xFF534D42 /* the first four bytes of SMB PDUs */
@@ -1955,4 +1958,71 @@ extern struct smb_version_values smb302_values;
#define ALT_SMB311_VERSION_STRING "3.11"
extern struct smb_version_operations smb311_operations;
extern struct smb_version_values smb311_values;
+
+static inline unsigned int cifs_get_num_sgs(const struct smb_rqst *rqst,
+ int num_rqst,
+ const u8 *sig)
+{
+ unsigned int len, skip;
+ unsigned int nents = 0;
+ unsigned long addr;
+ int i, j;
+
+ /* Assumes the first rqst has a transform header as the first iov.
+ * I.e.
+ * rqst[0].rq_iov[0] is transform header
+ * rqst[0].rq_iov[1+] data to be encrypted/decrypted
+ * rqst[1+].rq_iov[0+] data to be encrypted/decrypted
+ */
+ for (i = 0; i < num_rqst; i++) {
+ /*
+ * The first rqst has a transform header where the
+ * first 20 bytes are not part of the encrypted blob.
+ */
+ for (j = 0; j < rqst[i].rq_nvec; j++) {
+ struct kvec *iov = &rqst[i].rq_iov[j];
+
+ skip = (i == 0) && (j == 0) ? 20 : 0;
+ addr = (unsigned long)iov->iov_base + skip;
+ if (unlikely(is_vmalloc_addr((void *)addr))) {
+ len = iov->iov_len - skip;
+ nents += DIV_ROUND_UP(offset_in_page(addr) + len,
+ PAGE_SIZE);
+ } else {
+ nents++;
+ }
+ }
+ nents += rqst[i].rq_npages;
+ }
+ nents += DIV_ROUND_UP(offset_in_page(sig) + SMB2_SIGNATURE_SIZE, PAGE_SIZE);
+ return nents;
+}
+
+/* We can not use the normal sg_set_buf() as we will sometimes pass a
+ * stack object as buf.
+ */
+static inline struct scatterlist *cifs_sg_set_buf(struct scatterlist *sg,
+ const void *buf,
+ unsigned int buflen)
+{
+ unsigned long addr = (unsigned long)buf;
+ unsigned int off = offset_in_page(addr);
+
+ addr &= PAGE_MASK;
+ if (unlikely(is_vmalloc_addr((void *)addr))) {
+ do {
+ unsigned int len = min_t(unsigned int, buflen, PAGE_SIZE - off);
+
+ sg_set_page(sg++, vmalloc_to_page((void *)addr), len, off);
+
+ off = 0;
+ addr += PAGE_SIZE;
+ buflen -= len;
+ } while (buflen);
+ } else {
+ sg_set_page(sg++, virt_to_page(addr), buflen, off);
+ }
+ return sg;
+}
+
#endif /* _CIFS_GLOB_H */
diff --git a/fs/cifs/cifsproto.h b/fs/cifs/cifsproto.h
index f18da99..56a4740 100644
--- a/fs/cifs/cifsproto.h
+++ b/fs/cifs/cifsproto.h
@@ -583,8 +583,8 @@ int cifs_alloc_hash(const char *name, struct crypto_shash **shash,
struct sdesc **sdesc);
void cifs_free_hash(struct crypto_shash **shash, struct sdesc **sdesc);
-extern void rqst_page_get_length(struct smb_rqst *rqst, unsigned int page,
- unsigned int *len, unsigned int *offset);
+void rqst_page_get_length(const struct smb_rqst *rqst, unsigned int page,
+ unsigned int *len, unsigned int *offset);
void extract_unc_hostname(const char *unc, const char **h, size_t *len);
int copy_path_name(char *dst, const char *src);
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index f8127ed..25a2a98 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -3235,7 +3235,7 @@ cifs_set_cifscreds(struct smb_vol *vol __attribute__((unused)),
struct cifs_ses *
cifs_get_smb_ses(struct TCP_Server_Info *server, struct smb_vol *volume_info)
{
- int rc = -ENOMEM;
+ int rc = 0;
unsigned int xid;
struct cifs_ses *ses;
struct sockaddr_in *addr = (struct sockaddr_in *)&server->dstaddr;
@@ -3277,6 +3277,8 @@ cifs_get_smb_ses(struct TCP_Server_Info *server, struct smb_vol *volume_info)
return ses;
}
+ rc = -ENOMEM;
+
cifs_dbg(FYI, "Existing smb sess not found\n");
ses = sesInfoAlloc();
if (ses == NULL)
diff --git a/fs/cifs/link.c b/fs/cifs/link.c
index a24bcbb..b4b15d6 100644
--- a/fs/cifs/link.c
+++ b/fs/cifs/link.c
@@ -481,6 +481,7 @@ smb3_create_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
oparms.disposition = FILE_CREATE;
oparms.fid = &fid;
oparms.reconnect = false;
+ oparms.mode = 0644;
rc = SMB2_open(xid, &oparms, utf16_path, &oplock, NULL, NULL,
NULL);
diff --git a/fs/cifs/misc.c b/fs/cifs/misc.c
index 40ca394..f418913 100644
--- a/fs/cifs/misc.c
+++ b/fs/cifs/misc.c
@@ -972,8 +972,8 @@ cifs_free_hash(struct crypto_shash **shash, struct sdesc **sdesc)
* Input: rqst - a smb_rqst, page - a page index for rqst
* Output: *len - the length for this page, *offset - the offset for this page
*/
-void rqst_page_get_length(struct smb_rqst *rqst, unsigned int page,
- unsigned int *len, unsigned int *offset)
+void rqst_page_get_length(const struct smb_rqst *rqst, unsigned int page,
+ unsigned int *len, unsigned int *offset)
{
*len = rqst->rq_pagesz;
*offset = (page == 0) ? rqst->rq_offset : 0;
diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c
index d676765..944c575 100644
--- a/fs/cifs/smb2ops.c
+++ b/fs/cifs/smb2ops.c
@@ -3625,69 +3625,82 @@ fill_transform_hdr(struct smb2_transform_hdr *tr_hdr, unsigned int orig_len,
memcpy(&tr_hdr->SessionId, &shdr->SessionId, 8);
}
-/* We can not use the normal sg_set_buf() as we will sometimes pass a
- * stack object as buf.
- */
-static inline void smb2_sg_set_buf(struct scatterlist *sg, const void *buf,
- unsigned int buflen)
+static void *smb2_aead_req_alloc(struct crypto_aead *tfm, const struct smb_rqst *rqst,
+ int num_rqst, const u8 *sig, u8 **iv,
+ struct aead_request **req, struct scatterlist **sgl,
+ unsigned int *num_sgs)
{
- void *addr;
- /*
- * VMAP_STACK (at least) puts stack into the vmalloc address space
- */
- if (is_vmalloc_addr(buf))
- addr = vmalloc_to_page(buf);
- else
- addr = virt_to_page(buf);
- sg_set_page(sg, addr, buflen, offset_in_page(buf));
-}
+ unsigned int req_size = sizeof(**req) + crypto_aead_reqsize(tfm);
+ unsigned int iv_size = crypto_aead_ivsize(tfm);
+ unsigned int len;
+ u8 *p;
-/* Assumes the first rqst has a transform header as the first iov.
- * I.e.
- * rqst[0].rq_iov[0] is transform header
- * rqst[0].rq_iov[1+] data to be encrypted/decrypted
- * rqst[1+].rq_iov[0+] data to be encrypted/decrypted
- */
-static struct scatterlist *
-init_sg(int num_rqst, struct smb_rqst *rqst, u8 *sign)
-{
- unsigned int sg_len;
- struct scatterlist *sg;
- unsigned int i;
- unsigned int j;
- unsigned int idx = 0;
- int skip;
+ *num_sgs = cifs_get_num_sgs(rqst, num_rqst, sig);
- sg_len = 1;
- for (i = 0; i < num_rqst; i++)
- sg_len += rqst[i].rq_nvec + rqst[i].rq_npages;
+ len = iv_size;
+ len += crypto_aead_alignmask(tfm) & ~(crypto_tfm_ctx_alignment() - 1);
+ len = ALIGN(len, crypto_tfm_ctx_alignment());
+ len += req_size;
+ len = ALIGN(len, __alignof__(struct scatterlist));
+ len += *num_sgs * sizeof(**sgl);
- sg = kmalloc_array(sg_len, sizeof(struct scatterlist), GFP_KERNEL);
- if (!sg)
+ p = kmalloc(len, GFP_ATOMIC);
+ if (!p)
return NULL;
- sg_init_table(sg, sg_len);
+ *iv = (u8 *)PTR_ALIGN(p, crypto_aead_alignmask(tfm) + 1);
+ *req = (struct aead_request *)PTR_ALIGN(*iv + iv_size,
+ crypto_tfm_ctx_alignment());
+ *sgl = (struct scatterlist *)PTR_ALIGN((u8 *)*req + req_size,
+ __alignof__(struct scatterlist));
+ return p;
+}
+
+static void *smb2_get_aead_req(struct crypto_aead *tfm, const struct smb_rqst *rqst,
+ int num_rqst, const u8 *sig, u8 **iv,
+ struct aead_request **req, struct scatterlist **sgl)
+{
+ unsigned int off, len, skip;
+ struct scatterlist *sg;
+ unsigned int num_sgs;
+ unsigned long addr;
+ int i, j;
+ void *p;
+
+ p = smb2_aead_req_alloc(tfm, rqst, num_rqst, sig, iv, req, sgl, &num_sgs);
+ if (!p)
+ return NULL;
+
+ sg_init_table(*sgl, num_sgs);
+ sg = *sgl;
+
+ /* Assumes the first rqst has a transform header as the first iov.
+ * I.e.
+ * rqst[0].rq_iov[0] is transform header
+ * rqst[0].rq_iov[1+] data to be encrypted/decrypted
+ * rqst[1+].rq_iov[0+] data to be encrypted/decrypted
+ */
for (i = 0; i < num_rqst; i++) {
+ /*
+ * The first rqst has a transform header where the
+ * first 20 bytes are not part of the encrypted blob.
+ */
for (j = 0; j < rqst[i].rq_nvec; j++) {
- /*
- * The first rqst has a transform header where the
- * first 20 bytes are not part of the encrypted blob
- */
+ struct kvec *iov = &rqst[i].rq_iov[j];
+
skip = (i == 0) && (j == 0) ? 20 : 0;
- smb2_sg_set_buf(&sg[idx++],
- rqst[i].rq_iov[j].iov_base + skip,
- rqst[i].rq_iov[j].iov_len - skip);
- }
-
+ addr = (unsigned long)iov->iov_base + skip;
+ len = iov->iov_len - skip;
+ sg = cifs_sg_set_buf(sg, (void *)addr, len);
+ }
for (j = 0; j < rqst[i].rq_npages; j++) {
- unsigned int len, offset;
-
- rqst_page_get_length(&rqst[i], j, &len, &offset);
- sg_set_page(&sg[idx++], rqst[i].rq_pages[j], len, offset);
+ rqst_page_get_length(&rqst[i], j, &len, &off);
+ sg_set_page(sg++, rqst[i].rq_pages[j], len, off);
}
}
- smb2_sg_set_buf(&sg[idx], sign, SMB2_SIGNATURE_SIZE);
- return sg;
+ cifs_sg_set_buf(sg, sig, SMB2_SIGNATURE_SIZE);
+
+ return p;
}
static int
@@ -3729,11 +3742,11 @@ crypt_message(struct TCP_Server_Info *server, int num_rqst,
u8 sign[SMB2_SIGNATURE_SIZE] = {};
u8 key[SMB3_SIGN_KEY_SIZE];
struct aead_request *req;
- char *iv;
- unsigned int iv_len;
+ u8 *iv;
DECLARE_CRYPTO_WAIT(wait);
struct crypto_aead *tfm;
unsigned int crypt_len = le32_to_cpu(tr_hdr->OriginalMessageSize);
+ void *creq;
rc = smb2_get_enc_key(server, tr_hdr->SessionId, enc, key);
if (rc) {
@@ -3762,32 +3775,15 @@ crypt_message(struct TCP_Server_Info *server, int num_rqst,
return rc;
}
- req = aead_request_alloc(tfm, GFP_KERNEL);
- if (!req) {
- cifs_server_dbg(VFS, "%s: Failed to alloc aead request\n", __func__);
+ creq = smb2_get_aead_req(tfm, rqst, num_rqst, sign, &iv, &req, &sg);
+ if (unlikely(!creq))
return -ENOMEM;
- }
if (!enc) {
memcpy(sign, &tr_hdr->Signature, SMB2_SIGNATURE_SIZE);
crypt_len += SMB2_SIGNATURE_SIZE;
}
- sg = init_sg(num_rqst, rqst, sign);
- if (!sg) {
- cifs_server_dbg(VFS, "%s: Failed to init sg\n", __func__);
- rc = -ENOMEM;
- goto free_req;
- }
-
- iv_len = crypto_aead_ivsize(tfm);
- iv = kzalloc(iv_len, GFP_KERNEL);
- if (!iv) {
- cifs_server_dbg(VFS, "%s: Failed to alloc iv\n", __func__);
- rc = -ENOMEM;
- goto free_sg;
- }
-
if (server->cipher_type == SMB2_ENCRYPTION_AES128_GCM)
memcpy(iv, (char *)tr_hdr->Nonce, SMB3_AES128GCM_NONCE);
else {
@@ -3795,6 +3791,7 @@ crypt_message(struct TCP_Server_Info *server, int num_rqst,
memcpy(iv + 1, (char *)tr_hdr->Nonce, SMB3_AES128CCM_NONCE);
}
+ aead_request_set_tfm(req, tfm);
aead_request_set_crypt(req, sg, sg, crypt_len, iv);
aead_request_set_ad(req, assoc_data_len);
@@ -3807,11 +3804,7 @@ crypt_message(struct TCP_Server_Info *server, int num_rqst,
if (!rc && enc)
memcpy(&tr_hdr->Signature, sign, SMB2_SIGNATURE_SIZE);
- kfree(iv);
-free_sg:
- kfree(sg);
-free_req:
- kfree(req);
+ kfree(creq);
return rc;
}
diff --git a/fs/configfs/dir.c b/fs/configfs/dir.c
index d73d88d..bc27e3a 100644
--- a/fs/configfs/dir.c
+++ b/fs/configfs/dir.c
@@ -317,6 +317,7 @@ static int configfs_create_dir(struct config_item *item, struct dentry *dentry,
return 0;
out_remove:
+ configfs_put(dentry->d_fsdata);
configfs_remove_dirent(dentry);
return PTR_ERR(inode);
}
@@ -383,6 +384,7 @@ int configfs_create_link(struct configfs_dirent *target, struct dentry *parent,
return 0;
out_remove:
+ configfs_put(dentry->d_fsdata);
configfs_remove_dirent(dentry);
return PTR_ERR(inode);
}
diff --git a/fs/debugfs/file.c b/fs/debugfs/file.c
index da87615..9efc243 100644
--- a/fs/debugfs/file.c
+++ b/fs/debugfs/file.c
@@ -377,8 +377,8 @@ ssize_t debugfs_attr_read(struct file *file, char __user *buf,
}
EXPORT_SYMBOL_GPL(debugfs_attr_read);
-ssize_t debugfs_attr_write(struct file *file, const char __user *buf,
- size_t len, loff_t *ppos)
+static ssize_t debugfs_attr_write_xsigned(struct file *file, const char __user *buf,
+ size_t len, loff_t *ppos, bool is_signed)
{
struct dentry *dentry = F_DENTRY(file);
ssize_t ret;
@@ -386,12 +386,28 @@ ssize_t debugfs_attr_write(struct file *file, const char __user *buf,
ret = debugfs_file_get(dentry);
if (unlikely(ret))
return ret;
- ret = simple_attr_write(file, buf, len, ppos);
+ if (is_signed)
+ ret = simple_attr_write_signed(file, buf, len, ppos);
+ else
+ ret = simple_attr_write(file, buf, len, ppos);
debugfs_file_put(dentry);
return ret;
}
+
+ssize_t debugfs_attr_write(struct file *file, const char __user *buf,
+ size_t len, loff_t *ppos)
+{
+ return debugfs_attr_write_xsigned(file, buf, len, ppos, false);
+}
EXPORT_SYMBOL_GPL(debugfs_attr_write);
+ssize_t debugfs_attr_write_signed(struct file *file, const char __user *buf,
+ size_t len, loff_t *ppos)
+{
+ return debugfs_attr_write_xsigned(file, buf, len, ppos, true);
+}
+EXPORT_SYMBOL_GPL(debugfs_attr_write_signed);
+
static struct dentry *debugfs_create_mode_unsafe(const char *name, umode_t mode,
struct dentry *parent, void *value,
const struct file_operations *fops,
@@ -784,11 +800,11 @@ static int debugfs_atomic_t_get(void *data, u64 *val)
*val = atomic_read((atomic_t *)data);
return 0;
}
-DEFINE_DEBUGFS_ATTRIBUTE(fops_atomic_t, debugfs_atomic_t_get,
+DEFINE_DEBUGFS_ATTRIBUTE_SIGNED(fops_atomic_t, debugfs_atomic_t_get,
debugfs_atomic_t_set, "%lld\n");
-DEFINE_DEBUGFS_ATTRIBUTE(fops_atomic_t_ro, debugfs_atomic_t_get, NULL,
+DEFINE_DEBUGFS_ATTRIBUTE_SIGNED(fops_atomic_t_ro, debugfs_atomic_t_get, NULL,
"%lld\n");
-DEFINE_DEBUGFS_ATTRIBUTE(fops_atomic_t_wo, NULL, debugfs_atomic_t_set,
+DEFINE_DEBUGFS_ATTRIBUTE_SIGNED(fops_atomic_t_wo, NULL, debugfs_atomic_t_set,
"%lld\n");
/**
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index 3646697..6c11975 100644
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h
@@ -502,7 +502,7 @@ enum {
*
* It's not paranoia if the Murphy's Law really *is* out to get you. :-)
*/
-#define TEST_FLAG_VALUE(FLAG) (EXT4_##FLAG##_FL == (1 << EXT4_INODE_##FLAG))
+#define TEST_FLAG_VALUE(FLAG) (EXT4_##FLAG##_FL == (1U << EXT4_INODE_##FLAG))
#define CHECK_FLAG_VALUE(FLAG) BUILD_BUG_ON(!TEST_FLAG_VALUE(FLAG))
static inline void ext4_check_flag_values(void)
@@ -2645,7 +2645,8 @@ int do_journal_get_write_access(handle_t *handle,
typedef enum {
EXT4_IGET_NORMAL = 0,
EXT4_IGET_SPECIAL = 0x0001, /* OK to iget a system inode */
- EXT4_IGET_HANDLE = 0x0002 /* Inode # is from a handle */
+ EXT4_IGET_HANDLE = 0x0002, /* Inode # is from a handle */
+ EXT4_IGET_BAD = 0x0004 /* Allow to iget a bad inode */
} ext4_iget_flags;
extern struct inode *__ext4_iget(struct super_block *sb, unsigned long ino,
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index ace8d61..27760c3 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -6022,6 +6022,14 @@ int ext4_clu_mapped(struct inode *inode, ext4_lblk_t lclu)
struct ext4_extent *extent;
ext4_lblk_t first_lblk, first_lclu, last_lclu;
+ /*
+ * if data can be stored inline, the logical cluster isn't
+ * mapped - no physical clusters have been allocated, and the
+ * file has no extents
+ */
+ if (ext4_test_inode_state(inode, EXT4_STATE_MAY_INLINE_DATA))
+ return 0;
+
/* search for the extent closest to the first block in the cluster */
path = ext4_find_extent(inode, EXT4_C2B(sbi, lclu), NULL, 0);
if (IS_ERR(path)) {
diff --git a/fs/ext4/extents_status.c b/fs/ext4/extents_status.c
index 43fba01..9d0bed2 100644
--- a/fs/ext4/extents_status.c
+++ b/fs/ext4/extents_status.c
@@ -1354,7 +1354,7 @@ static int __es_remove_extent(struct inode *inode, ext4_lblk_t lblk,
if (count_reserved)
count_rsvd(inode, lblk, orig_es.es_len - len1 - len2,
&orig_es, &rc);
- goto out;
+ goto out_get_reserved;
}
if (len1 > 0) {
@@ -1396,6 +1396,7 @@ static int __es_remove_extent(struct inode *inode, ext4_lblk_t lblk,
}
}
+out_get_reserved:
if (count_reserved)
*reserved = get_rsvd(inode, end, es, &rc);
out:
diff --git a/fs/ext4/indirect.c b/fs/ext4/indirect.c
index 36699a1..a131d27 100644
--- a/fs/ext4/indirect.c
+++ b/fs/ext4/indirect.c
@@ -148,6 +148,7 @@ static Indirect *ext4_get_branch(struct inode *inode, int depth,
struct super_block *sb = inode->i_sb;
Indirect *p = chain;
struct buffer_head *bh;
+ unsigned int key;
int ret = -EIO;
*err = 0;
@@ -156,7 +157,13 @@ static Indirect *ext4_get_branch(struct inode *inode, int depth,
if (!p->key)
goto no_block;
while (--depth) {
- bh = sb_getblk(sb, le32_to_cpu(p->key));
+ key = le32_to_cpu(p->key);
+ if (key > ext4_blocks_count(EXT4_SB(sb)->s_es)) {
+ /* the block was out of range */
+ ret = -EFSCORRUPTED;
+ goto failure;
+ }
+ bh = sb_getblk(sb, key);
if (unlikely(!bh)) {
ret = -ENOMEM;
goto failure;
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index a6a31e6..1872a26 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -208,6 +208,8 @@ void ext4_evict_inode(struct inode *inode)
trace_ext4_evict_inode(inode);
+ if (EXT4_I(inode)->i_flags & EXT4_EA_INODE_FL)
+ ext4_evict_ea_inode(inode);
if (inode->i_nlink) {
/*
* When journalling data dirty buffers are tracked only in the
@@ -4591,7 +4593,7 @@ int ext4_truncate(struct inode *inode)
trace_ext4_truncate_enter(inode);
if (!ext4_can_truncate(inode))
- return 0;
+ goto out_trace;
ext4_clear_inode_flag(inode, EXT4_INODE_EOFBLOCKS);
@@ -4602,16 +4604,15 @@ int ext4_truncate(struct inode *inode)
int has_inline = 1;
err = ext4_inline_data_truncate(inode, &has_inline);
- if (err)
- return err;
- if (has_inline)
- return 0;
+ if (err || has_inline)
+ goto out_trace;
}
/* If we zero-out tail of the page, we have to create jinode for jbd2 */
if (inode->i_size & (inode->i_sb->s_blocksize - 1)) {
- if (ext4_inode_attach_jinode(inode) < 0)
- return 0;
+ err = ext4_inode_attach_jinode(inode);
+ if (err)
+ goto out_trace;
}
if (ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS))
@@ -4620,8 +4621,10 @@ int ext4_truncate(struct inode *inode)
credits = ext4_blocks_for_truncate(inode);
handle = ext4_journal_start(inode, EXT4_HT_TRUNCATE, credits);
- if (IS_ERR(handle))
- return PTR_ERR(handle);
+ if (IS_ERR(handle)) {
+ err = PTR_ERR(handle);
+ goto out_trace;
+ }
if (inode->i_size & (inode->i_sb->s_blocksize - 1))
ext4_block_truncate_page(handle, mapping, inode->i_size);
@@ -4670,6 +4673,7 @@ int ext4_truncate(struct inode *inode)
ext4_mark_inode_dirty(handle, inode);
ext4_journal_stop(handle);
+out_trace:
trace_ext4_truncate_exit(inode);
return err;
}
@@ -4706,9 +4710,17 @@ static int __ext4_get_inode_loc(struct inode *inode,
inodes_per_block = EXT4_SB(sb)->s_inodes_per_block;
inode_offset = ((inode->i_ino - 1) %
EXT4_INODES_PER_GROUP(sb));
- block = ext4_inode_table(sb, gdp) + (inode_offset / inodes_per_block);
iloc->offset = (inode_offset % inodes_per_block) * EXT4_INODE_SIZE(sb);
+ block = ext4_inode_table(sb, gdp);
+ if ((block <= le32_to_cpu(EXT4_SB(sb)->s_es->s_first_data_block)) ||
+ (block >= ext4_blocks_count(EXT4_SB(sb)->s_es))) {
+ ext4_error(sb, "Invalid inode table block %llu in "
+ "block_group %u", block, iloc->block_group);
+ return -EFSCORRUPTED;
+ }
+ block += (inode_offset / inodes_per_block);
+
bh = sb_getblk(sb, block);
if (unlikely(!bh))
return -ENOMEM;
@@ -5238,8 +5250,14 @@ struct inode *__ext4_iget(struct super_block *sb, unsigned long ino,
if (IS_CASEFOLDED(inode) && !ext4_has_feature_casefold(inode->i_sb))
ext4_error_inode(inode, function, line, 0,
"casefold flag without casefold feature");
- brelse(iloc.bh);
+ if (is_bad_inode(inode) && !(flags & EXT4_IGET_BAD)) {
+ ext4_error_inode(inode, function, line, 0,
+ "bad inode without EXT4_IGET_BAD flag");
+ ret = -EUCLEAN;
+ goto bad_inode;
+ }
+ brelse(iloc.bh);
unlock_new_inode(inode);
return inode;
@@ -6102,6 +6120,14 @@ static int __ext4_expand_extra_isize(struct inode *inode,
return 0;
}
+ /*
+ * We may need to allocate external xattr block so we need quotas
+ * initialized. Here we can be called with various locks held so we
+ * cannot affort to initialize quotas ourselves. So just bail.
+ */
+ if (dquot_initialize_needed(inode))
+ return -EAGAIN;
+
/* try to expand with EAs present */
error = ext4_expand_extra_isize_ea(inode, new_extra_isize,
raw_inode, handle);
diff --git a/fs/ext4/ioctl.c b/fs/ext4/ioctl.c
index 211c6ea..b126991 100644
--- a/fs/ext4/ioctl.c
+++ b/fs/ext4/ioctl.c
@@ -121,7 +121,8 @@ static long swap_inode_boot_loader(struct super_block *sb,
blkcnt_t blocks;
unsigned short bytes;
- inode_bl = ext4_iget(sb, EXT4_BOOT_LOADER_INO, EXT4_IGET_SPECIAL);
+ inode_bl = ext4_iget(sb, EXT4_BOOT_LOADER_INO,
+ EXT4_IGET_SPECIAL | EXT4_IGET_BAD);
if (IS_ERR(inode_bl))
return PTR_ERR(inode_bl);
ei_bl = EXT4_I(inode_bl);
@@ -169,7 +170,7 @@ static long swap_inode_boot_loader(struct super_block *sb,
/* Protect extent tree against block allocations via delalloc */
ext4_double_down_write_data_sem(inode, inode_bl);
- if (inode_bl->i_nlink == 0) {
+ if (is_bad_inode(inode_bl) || !S_ISREG(inode_bl->i_mode)) {
/* this inode has never been used as a BOOT_LOADER */
set_nlink(inode_bl, 1);
i_uid_write(inode_bl, 0);
@@ -460,6 +461,10 @@ static int ext4_ioctl_setproject(struct file *filp, __u32 projid)
if (ext4_is_quota_file(inode))
return err;
+ err = dquot_initialize(inode);
+ if (err)
+ return err;
+
err = ext4_get_inode_loc(inode, &iloc);
if (err)
return err;
@@ -475,10 +480,6 @@ static int ext4_ioctl_setproject(struct file *filp, __u32 projid)
brelse(iloc.bh);
}
- err = dquot_initialize(inode);
- if (err)
- return err;
-
handle = ext4_journal_start(inode, EXT4_HT_QUOTA,
EXT4_QUOTA_INIT_BLOCKS(sb) +
EXT4_QUOTA_DEL_BLOCKS(sb) + 3);
diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index af3e02b..b07eabf 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -3878,6 +3878,9 @@ static int ext4_rename(struct inode *old_dir, struct dentry *old_dentry,
retval = dquot_initialize(old.dir);
if (retval)
return retval;
+ retval = dquot_initialize(old.inode);
+ if (retval)
+ return retval;
retval = dquot_initialize(new.dir);
if (retval)
return retval;
diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c
index 6db853a..880307b 100644
--- a/fs/ext4/resize.c
+++ b/fs/ext4/resize.c
@@ -1567,8 +1567,8 @@ static int ext4_flex_group_add(struct super_block *sb,
int meta_bg = ext4_has_feature_meta_bg(sb);
sector_t old_gdb = 0;
- update_backups(sb, sbi->s_sbh->b_blocknr, (char *)es,
- sizeof(struct ext4_super_block), 0);
+ update_backups(sb, ext4_group_first_block_no(sb, 0),
+ (char *)es, sizeof(struct ext4_super_block), 0);
for (; gdb_num <= gdb_num_end; gdb_num++) {
struct buffer_head *gdb_bh;
@@ -1775,7 +1775,7 @@ static int ext4_group_extend_no_check(struct super_block *sb,
if (test_opt(sb, DEBUG))
printk(KERN_DEBUG "EXT4-fs: extended group to %llu "
"blocks\n", ext4_blocks_count(es));
- update_backups(sb, EXT4_SB(sb)->s_sbh->b_blocknr,
+ update_backups(sb, ext4_group_first_block_no(sb, 0),
(char *)es, sizeof(struct ext4_super_block), 0);
}
return err;
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index fb930ce..4429b57 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -1086,6 +1086,7 @@ static struct inode *ext4_alloc_inode(struct super_block *sb)
return NULL;
inode_set_iversion(&ei->vfs_inode, 1);
+ ei->i_flags = 0;
spin_lock_init(&ei->i_raw_lock);
INIT_LIST_HEAD(&ei->i_prealloc_list);
spin_lock_init(&ei->i_prealloc_lock);
@@ -4448,30 +4449,31 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent)
ext4_has_feature_journal_needs_recovery(sb)) {
ext4_msg(sb, KERN_ERR, "required journal recovery "
"suppressed and not mounted read-only");
- goto failed_mount_wq;
+ goto failed_mount3a;
} else {
/* Nojournal mode, all journal mount options are illegal */
- if (test_opt2(sb, EXPLICIT_JOURNAL_CHECKSUM)) {
- ext4_msg(sb, KERN_ERR, "can't mount with "
- "journal_checksum, fs mounted w/o journal");
- goto failed_mount_wq;
- }
if (test_opt(sb, JOURNAL_ASYNC_COMMIT)) {
ext4_msg(sb, KERN_ERR, "can't mount with "
"journal_async_commit, fs mounted w/o journal");
- goto failed_mount_wq;
+ goto failed_mount3a;
+ }
+
+ if (test_opt2(sb, EXPLICIT_JOURNAL_CHECKSUM)) {
+ ext4_msg(sb, KERN_ERR, "can't mount with "
+ "journal_checksum, fs mounted w/o journal");
+ goto failed_mount3a;
}
if (sbi->s_commit_interval != JBD2_DEFAULT_MAX_COMMIT_AGE*HZ) {
ext4_msg(sb, KERN_ERR, "can't mount with "
"commit=%lu, fs mounted w/o journal",
sbi->s_commit_interval / HZ);
- goto failed_mount_wq;
+ goto failed_mount3a;
}
if (EXT4_MOUNT_DATA_FLAGS &
(sbi->s_mount_opt ^ sbi->s_def_mount_opt)) {
ext4_msg(sb, KERN_ERR, "can't mount with "
"data=, fs mounted w/o journal");
- goto failed_mount_wq;
+ goto failed_mount3a;
}
sbi->s_def_mount_opt &= ~EXT4_MOUNT_JOURNAL_CHECKSUM;
clear_opt(sb, JOURNAL_CHECKSUM);
@@ -4891,7 +4893,7 @@ static struct inode *ext4_get_journal_inode(struct super_block *sb,
jbd_debug(2, "Journal inode found at %p: %lld bytes\n",
journal_inode, journal_inode->i_size);
- if (!S_ISREG(journal_inode->i_mode)) {
+ if (!S_ISREG(journal_inode->i_mode) || IS_ENCRYPTED(journal_inode)) {
ext4_msg(sb, KERN_ERR, "invalid journal inode");
iput(journal_inode);
return NULL;
@@ -6010,6 +6012,20 @@ static int ext4_quota_on(struct super_block *sb, int type, int format_id,
return err;
}
+static inline bool ext4_check_quota_inum(int type, unsigned long qf_inum)
+{
+ switch (type) {
+ case USRQUOTA:
+ return qf_inum == EXT4_USR_QUOTA_INO;
+ case GRPQUOTA:
+ return qf_inum == EXT4_GRP_QUOTA_INO;
+ case PRJQUOTA:
+ return qf_inum >= EXT4_GOOD_OLD_FIRST_INO;
+ default:
+ BUG();
+ }
+}
+
static int ext4_quota_enable(struct super_block *sb, int type, int format_id,
unsigned int flags)
{
@@ -6026,9 +6042,16 @@ static int ext4_quota_enable(struct super_block *sb, int type, int format_id,
if (!qf_inums[type])
return -EPERM;
+ if (!ext4_check_quota_inum(type, qf_inums[type])) {
+ ext4_error(sb, "Bad quota inum: %lu, type: %d",
+ qf_inums[type], type);
+ return -EUCLEAN;
+ }
+
qf_inode = ext4_iget(sb, qf_inums[type], EXT4_IGET_SPECIAL);
if (IS_ERR(qf_inode)) {
- ext4_error(sb, "Bad quota inode # %lu", qf_inums[type]);
+ ext4_error(sb, "Bad quota inode: %lu, type: %d",
+ qf_inums[type], type);
return PTR_ERR(qf_inode);
}
@@ -6067,8 +6090,9 @@ static int ext4_enable_quotas(struct super_block *sb)
if (err) {
ext4_warning(sb,
"Failed to enable quota tracking "
- "(type=%d, err=%d). Please run "
- "e2fsck to fix.", type, err);
+ "(type=%d, err=%d, ino=%lu). "
+ "Please run e2fsck to fix.", type,
+ err, qf_inums[type]);
for (type--; type >= 0; type--) {
struct inode *inode;
diff --git a/fs/ext4/verity.c b/fs/ext4/verity.c
index 4602d38..83032338 100644
--- a/fs/ext4/verity.c
+++ b/fs/ext4/verity.c
@@ -79,8 +79,7 @@ static int pagecache_write(struct inode *inode, const void *buf, size_t count,
size_t n = min_t(size_t, count,
PAGE_SIZE - offset_in_page(pos));
struct page *page;
- void *fsdata;
- void *addr;
+ void *fsdata = NULL;
int res;
res = pagecache_write_begin(NULL, inode->i_mapping, pos, n, 0,
@@ -88,9 +87,7 @@ static int pagecache_write(struct inode *inode, const void *buf, size_t count,
if (res)
return res;
- addr = kmap_atomic(page);
- memcpy(addr + offset_in_page(pos), buf, n);
- kunmap_atomic(addr);
+ memcpy_to_page(page, offset_in_page(pos), buf, n);
res = pagecache_write_end(NULL, inode->i_mapping, pos, n, n,
page, fsdata);
diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c
index 4b0e2bc..78df2d6 100644
--- a/fs/ext4/xattr.c
+++ b/fs/ext4/xattr.c
@@ -434,6 +434,21 @@ static int ext4_xattr_inode_iget(struct inode *parent, unsigned long ea_ino,
return err;
}
+/* Remove entry from mbcache when EA inode is getting evicted */
+void ext4_evict_ea_inode(struct inode *inode)
+{
+ struct mb_cache_entry *oe;
+
+ if (!EA_INODE_CACHE(inode))
+ return;
+ /* Wait for entry to get unused so that we can remove it */
+ while ((oe = mb_cache_entry_delete_or_get(EA_INODE_CACHE(inode),
+ ext4_xattr_inode_get_hash(inode), inode->i_ino))) {
+ mb_cache_entry_wait_unused(oe);
+ mb_cache_entry_put(EA_INODE_CACHE(inode), oe);
+ }
+}
+
static int
ext4_xattr_inode_verify_hashes(struct inode *ea_inode,
struct ext4_xattr_entry *entry, void *buffer,
@@ -1019,10 +1034,8 @@ static int ext4_xattr_ensure_credits(handle_t *handle, struct inode *inode,
static int ext4_xattr_inode_update_ref(handle_t *handle, struct inode *ea_inode,
int ref_change)
{
- struct mb_cache *ea_inode_cache = EA_INODE_CACHE(ea_inode);
struct ext4_iloc iloc;
s64 ref_count;
- u32 hash;
int ret;
inode_lock(ea_inode);
@@ -1045,14 +1058,6 @@ static int ext4_xattr_inode_update_ref(handle_t *handle, struct inode *ea_inode,
set_nlink(ea_inode, 1);
ext4_orphan_del(handle, ea_inode);
-
- if (ea_inode_cache) {
- hash = ext4_xattr_inode_get_hash(ea_inode);
- mb_cache_entry_create(ea_inode_cache,
- GFP_NOFS, hash,
- ea_inode->i_ino,
- true /* reusable */);
- }
}
} else {
WARN_ONCE(ref_count < 0, "EA inode %lu ref_count=%lld",
@@ -1065,12 +1070,6 @@ static int ext4_xattr_inode_update_ref(handle_t *handle, struct inode *ea_inode,
clear_nlink(ea_inode);
ext4_orphan_add(handle, ea_inode);
-
- if (ea_inode_cache) {
- hash = ext4_xattr_inode_get_hash(ea_inode);
- mb_cache_entry_delete(ea_inode_cache, hash,
- ea_inode->i_ino);
- }
}
}
@@ -1249,6 +1248,7 @@ ext4_xattr_release_block(handle_t *handle, struct inode *inode,
if (error)
goto out;
+retry_ref:
lock_buffer(bh);
hash = le32_to_cpu(BHDR(bh)->h_hash);
ref = le32_to_cpu(BHDR(bh)->h_refcount);
@@ -1258,9 +1258,18 @@ ext4_xattr_release_block(handle_t *handle, struct inode *inode,
* This must happen under buffer lock for
* ext4_xattr_block_set() to reliably detect freed block
*/
- if (ea_block_cache)
- mb_cache_entry_delete(ea_block_cache, hash,
- bh->b_blocknr);
+ if (ea_block_cache) {
+ struct mb_cache_entry *oe;
+
+ oe = mb_cache_entry_delete_or_get(ea_block_cache, hash,
+ bh->b_blocknr);
+ if (oe) {
+ unlock_buffer(bh);
+ mb_cache_entry_wait_unused(oe);
+ mb_cache_entry_put(ea_block_cache, oe);
+ goto retry_ref;
+ }
+ }
get_bh(bh);
unlock_buffer(bh);
@@ -1284,7 +1293,7 @@ ext4_xattr_release_block(handle_t *handle, struct inode *inode,
ce = mb_cache_entry_get(ea_block_cache, hash,
bh->b_blocknr);
if (ce) {
- ce->e_reusable = 1;
+ set_bit(MBE_REUSABLE_B, &ce->e_flags);
mb_cache_entry_put(ea_block_cache, ce);
}
}
@@ -1442,6 +1451,9 @@ static struct inode *ext4_xattr_inode_create(handle_t *handle,
if (!err)
err = ext4_inode_attach_jinode(ea_inode);
if (err) {
+ if (ext4_xattr_inode_dec_ref(handle, ea_inode))
+ ext4_warning_inode(ea_inode,
+ "cleanup dec ref error %d", err);
iput(ea_inode);
return ERR_PTR(err);
}
@@ -1868,6 +1880,8 @@ ext4_xattr_block_set(handle_t *handle, struct inode *inode,
#define header(x) ((struct ext4_xattr_header *)(x))
if (s->base) {
+ int offset = (char *)s->here - bs->bh->b_data;
+
BUFFER_TRACE(bs->bh, "get_write_access");
error = ext4_journal_get_write_access(handle, bs->bh);
if (error)
@@ -1882,9 +1896,20 @@ ext4_xattr_block_set(handle_t *handle, struct inode *inode,
* ext4_xattr_block_set() to reliably detect modified
* block
*/
- if (ea_block_cache)
- mb_cache_entry_delete(ea_block_cache, hash,
- bs->bh->b_blocknr);
+ if (ea_block_cache) {
+ struct mb_cache_entry *oe;
+
+ oe = mb_cache_entry_delete_or_get(ea_block_cache,
+ hash, bs->bh->b_blocknr);
+ if (oe) {
+ /*
+ * Xattr block is getting reused. Leave
+ * it alone.
+ */
+ mb_cache_entry_put(ea_block_cache, oe);
+ goto clone_block;
+ }
+ }
ea_bdebug(bs->bh, "modifying in-place");
error = ext4_xattr_set_entry(i, s, handle, inode,
true /* is_block */);
@@ -1899,50 +1924,47 @@ ext4_xattr_block_set(handle_t *handle, struct inode *inode,
if (error)
goto cleanup;
goto inserted;
- } else {
- int offset = (char *)s->here - bs->bh->b_data;
+ }
+clone_block:
+ unlock_buffer(bs->bh);
+ ea_bdebug(bs->bh, "cloning");
+ s->base = kmemdup(BHDR(bs->bh), bs->bh->b_size, GFP_NOFS);
+ error = -ENOMEM;
+ if (s->base == NULL)
+ goto cleanup;
+ s->first = ENTRY(header(s->base)+1);
+ header(s->base)->h_refcount = cpu_to_le32(1);
+ s->here = ENTRY(s->base + offset);
+ s->end = s->base + bs->bh->b_size;
- unlock_buffer(bs->bh);
- ea_bdebug(bs->bh, "cloning");
- s->base = kmalloc(bs->bh->b_size, GFP_NOFS);
- error = -ENOMEM;
- if (s->base == NULL)
+ /*
+ * If existing entry points to an xattr inode, we need
+ * to prevent ext4_xattr_set_entry() from decrementing
+ * ref count on it because the reference belongs to the
+ * original block. In this case, make the entry look
+ * like it has an empty value.
+ */
+ if (!s->not_found && s->here->e_value_inum) {
+ ea_ino = le32_to_cpu(s->here->e_value_inum);
+ error = ext4_xattr_inode_iget(inode, ea_ino,
+ le32_to_cpu(s->here->e_hash),
+ &tmp_inode);
+ if (error)
goto cleanup;
- memcpy(s->base, BHDR(bs->bh), bs->bh->b_size);
- s->first = ENTRY(header(s->base)+1);
- header(s->base)->h_refcount = cpu_to_le32(1);
- s->here = ENTRY(s->base + offset);
- s->end = s->base + bs->bh->b_size;
- /*
- * If existing entry points to an xattr inode, we need
- * to prevent ext4_xattr_set_entry() from decrementing
- * ref count on it because the reference belongs to the
- * original block. In this case, make the entry look
- * like it has an empty value.
- */
- if (!s->not_found && s->here->e_value_inum) {
- ea_ino = le32_to_cpu(s->here->e_value_inum);
- error = ext4_xattr_inode_iget(inode, ea_ino,
- le32_to_cpu(s->here->e_hash),
- &tmp_inode);
- if (error)
- goto cleanup;
-
- if (!ext4_test_inode_state(tmp_inode,
- EXT4_STATE_LUSTRE_EA_INODE)) {
- /*
- * Defer quota free call for previous
- * inode until success is guaranteed.
- */
- old_ea_inode_quota = le32_to_cpu(
- s->here->e_value_size);
- }
- iput(tmp_inode);
-
- s->here->e_value_inum = 0;
- s->here->e_value_size = 0;
+ if (!ext4_test_inode_state(tmp_inode,
+ EXT4_STATE_LUSTRE_EA_INODE)) {
+ /*
+ * Defer quota free call for previous
+ * inode until success is guaranteed.
+ */
+ old_ea_inode_quota = le32_to_cpu(
+ s->here->e_value_size);
}
+ iput(tmp_inode);
+
+ s->here->e_value_inum = 0;
+ s->here->e_value_size = 0;
}
} else {
/* Allocate a buffer where we construct the new block. */
@@ -2009,18 +2031,13 @@ ext4_xattr_block_set(handle_t *handle, struct inode *inode,
lock_buffer(new_bh);
/*
* We have to be careful about races with
- * freeing, rehashing or adding references to
- * xattr block. Once we hold buffer lock xattr
- * block's state is stable so we can check
- * whether the block got freed / rehashed or
- * not. Since we unhash mbcache entry under
- * buffer lock when freeing / rehashing xattr
- * block, checking whether entry is still
- * hashed is reliable. Same rules hold for
- * e_reusable handling.
+ * adding references to xattr block. Once we
+ * hold buffer lock xattr block's state is
+ * stable so we can check the additional
+ * reference fits.
*/
- if (hlist_bl_unhashed(&ce->e_hash_list) ||
- !ce->e_reusable) {
+ ref = le32_to_cpu(BHDR(new_bh)->h_refcount) + 1;
+ if (ref > EXT4_XATTR_REFCOUNT_MAX) {
/*
* Undo everything and check mbcache
* again.
@@ -2035,10 +2052,9 @@ ext4_xattr_block_set(handle_t *handle, struct inode *inode,
new_bh = NULL;
goto inserted;
}
- ref = le32_to_cpu(BHDR(new_bh)->h_refcount) + 1;
BHDR(new_bh)->h_refcount = cpu_to_le32(ref);
- if (ref >= EXT4_XATTR_REFCOUNT_MAX)
- ce->e_reusable = 0;
+ if (ref == EXT4_XATTR_REFCOUNT_MAX)
+ clear_bit(MBE_REUSABLE_B, &ce->e_flags);
ea_bdebug(new_bh, "reusing; refcount now=%d",
ref);
ext4_xattr_block_csum_set(inode, new_bh);
@@ -2066,19 +2082,11 @@ ext4_xattr_block_set(handle_t *handle, struct inode *inode,
goal = ext4_group_first_block_no(sb,
EXT4_I(inode)->i_block_group);
-
- /* non-extent files can't have physical blocks past 2^32 */
- if (!(ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS)))
- goal = goal & EXT4_MAX_BLOCK_FILE_PHYS;
-
block = ext4_new_meta_blocks(handle, inode, goal, 0,
NULL, &error);
if (error)
goto cleanup;
- if (!(ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS)))
- BUG_ON(block > EXT4_MAX_BLOCK_FILE_PHYS);
-
ea_idebug(inode, "creating block %llu",
(unsigned long long)block);
@@ -2571,7 +2579,7 @@ static int ext4_xattr_move_to_block(handle_t *handle, struct inode *inode,
is = kzalloc(sizeof(struct ext4_xattr_ibody_find), GFP_NOFS);
bs = kzalloc(sizeof(struct ext4_xattr_block_find), GFP_NOFS);
- buffer = kmalloc(value_size, GFP_NOFS);
+ buffer = kvmalloc(value_size, GFP_NOFS);
b_entry_name = kmalloc(entry->e_name_len + 1, GFP_NOFS);
if (!is || !bs || !buffer || !b_entry_name) {
error = -ENOMEM;
@@ -2623,7 +2631,7 @@ static int ext4_xattr_move_to_block(handle_t *handle, struct inode *inode,
error = 0;
out:
kfree(b_entry_name);
- kfree(buffer);
+ kvfree(buffer);
if (is)
brelse(is->iloc.bh);
if (bs)
diff --git a/fs/ext4/xattr.h b/fs/ext4/xattr.h
index 990084e..231ef30 100644
--- a/fs/ext4/xattr.h
+++ b/fs/ext4/xattr.h
@@ -190,6 +190,7 @@ extern void ext4_xattr_inode_array_free(struct ext4_xattr_inode_array *array);
extern int ext4_expand_extra_isize_ea(struct inode *inode, int new_extra_isize,
struct ext4_inode *raw_inode, handle_t *handle);
+extern void ext4_evict_ea_inode(struct inode *inode);
extern const struct xattr_handler *ext4_xattr_handlers[];
diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index f0394e2..26fa1a9fb 100644
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -651,6 +651,7 @@ static bool is_alive(struct f2fs_sb_info *sbi, struct f2fs_summary *sum,
if (ofs_in_node >= max_addrs) {
f2fs_err(sbi, "Inconsistent ofs_in_node:%u in summary, ino:%u, nid:%u, max:%u",
ofs_in_node, dni->ino, dni->nid, max_addrs);
+ f2fs_put_page(node_page, 1);
return false;
}
@@ -1272,8 +1273,9 @@ static int do_garbage_collect(struct f2fs_sb_info *sbi,
get_valid_blocks(sbi, segno, false) == 0)
seg_freed++;
- if (__is_large_section(sbi) && segno + 1 < end_segno)
- sbi->next_victim_seg[gc_type] = segno + 1;
+ if (__is_large_section(sbi))
+ sbi->next_victim_seg[gc_type] =
+ (segno + 1 < end_segno) ? segno + 1 : NULL_SEGNO;
skip:
f2fs_put_page(sum_page, 0);
}
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index ab86e62..dff5bf7 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -1488,7 +1488,7 @@ static int __issue_discard_cmd(struct f2fs_sb_info *sbi,
if (i + 1 < dpolicy->granularity)
break;
- if (i < DEFAULT_DISCARD_GRANULARITY && dpolicy->ordered)
+ if (i + 1 < DEFAULT_DISCARD_GRANULARITY && dpolicy->ordered)
return __issue_discard_cmd_orderly(sbi, dpolicy);
pend_list = &dcc->pend_list[i];
diff --git a/fs/hfs/inode.c b/fs/hfs/inode.c
index da243c8..ee2ea55 100644
--- a/fs/hfs/inode.c
+++ b/fs/hfs/inode.c
@@ -453,14 +453,16 @@ int hfs_write_inode(struct inode *inode, struct writeback_control *wbc)
/* panic? */
return -EIO;
+ res = -EIO;
+ if (HFS_I(main_inode)->cat_key.CName.len > HFS_NAMELEN)
+ goto out;
fd.search_key->cat = HFS_I(main_inode)->cat_key;
if (hfs_brec_find(&fd))
- /* panic? */
goto out;
if (S_ISDIR(main_inode->i_mode)) {
if (fd.entrylength < sizeof(struct hfs_cat_dir))
- /* panic? */;
+ goto out;
hfs_bnode_read(fd.bnode, &rec, fd.entryoffset,
sizeof(struct hfs_cat_dir));
if (rec.type != HFS_CDR_DIR ||
@@ -473,6 +475,8 @@ int hfs_write_inode(struct inode *inode, struct writeback_control *wbc)
hfs_bnode_write(fd.bnode, &rec, fd.entryoffset,
sizeof(struct hfs_cat_dir));
} else if (HFS_IS_RSRC(inode)) {
+ if (fd.entrylength < sizeof(struct hfs_cat_file))
+ goto out;
hfs_bnode_read(fd.bnode, &rec, fd.entryoffset,
sizeof(struct hfs_cat_file));
hfs_inode_write_fork(inode, rec.file.RExtRec,
@@ -481,7 +485,7 @@ int hfs_write_inode(struct inode *inode, struct writeback_control *wbc)
sizeof(struct hfs_cat_file));
} else {
if (fd.entrylength < sizeof(struct hfs_cat_file))
- /* panic? */;
+ goto out;
hfs_bnode_read(fd.bnode, &rec, fd.entryoffset,
sizeof(struct hfs_cat_file));
if (rec.type != HFS_CDR_FIL ||
@@ -498,9 +502,10 @@ int hfs_write_inode(struct inode *inode, struct writeback_control *wbc)
hfs_bnode_write(fd.bnode, &rec, fd.entryoffset,
sizeof(struct hfs_cat_file));
}
+ res = 0;
out:
hfs_find_exit(&fd);
- return 0;
+ return res;
}
static struct dentry *hfs_file_lookup(struct inode *dir, struct dentry *dentry,
diff --git a/fs/hfs/trans.c b/fs/hfs/trans.c
index 39f5e34..fdb0edb 100644
--- a/fs/hfs/trans.c
+++ b/fs/hfs/trans.c
@@ -109,7 +109,7 @@ void hfs_asc2mac(struct super_block *sb, struct hfs_name *out, const struct qstr
if (nls_io) {
wchar_t ch;
- while (srclen > 0) {
+ while (srclen > 0 && dstlen > 0) {
size = nls_io->char2uni(src, srclen, &ch);
if (size < 0) {
ch = '?';
diff --git a/fs/hfsplus/hfsplus_fs.h b/fs/hfsplus/hfsplus_fs.h
index b8471bf..9580179 100644
--- a/fs/hfsplus/hfsplus_fs.h
+++ b/fs/hfsplus/hfsplus_fs.h
@@ -198,6 +198,8 @@ struct hfsplus_sb_info {
#define HFSPLUS_SB_HFSX 3
#define HFSPLUS_SB_CASEFOLD 4
#define HFSPLUS_SB_NOBARRIER 5
+#define HFSPLUS_SB_UID 6
+#define HFSPLUS_SB_GID 7
static inline struct hfsplus_sb_info *HFSPLUS_SB(struct super_block *sb)
{
diff --git a/fs/hfsplus/inode.c b/fs/hfsplus/inode.c
index d131c8e..76501d90 100644
--- a/fs/hfsplus/inode.c
+++ b/fs/hfsplus/inode.c
@@ -187,11 +187,11 @@ static void hfsplus_get_perms(struct inode *inode,
mode = be16_to_cpu(perms->mode);
i_uid_write(inode, be32_to_cpu(perms->owner));
- if (!i_uid_read(inode) && !mode)
+ if ((test_bit(HFSPLUS_SB_UID, &sbi->flags)) || (!i_uid_read(inode) && !mode))
inode->i_uid = sbi->uid;
i_gid_write(inode, be32_to_cpu(perms->group));
- if (!i_gid_read(inode) && !mode)
+ if ((test_bit(HFSPLUS_SB_GID, &sbi->flags)) || (!i_gid_read(inode) && !mode))
inode->i_gid = sbi->gid;
if (dir) {
@@ -497,8 +497,7 @@ int hfsplus_cat_read_inode(struct inode *inode, struct hfs_find_data *fd)
if (type == HFSPLUS_FOLDER) {
struct hfsplus_cat_folder *folder = &entry.folder;
- if (fd->entrylength < sizeof(struct hfsplus_cat_folder))
- /* panic? */;
+ WARN_ON(fd->entrylength < sizeof(struct hfsplus_cat_folder));
hfs_bnode_read(fd->bnode, &entry, fd->entryoffset,
sizeof(struct hfsplus_cat_folder));
hfsplus_get_perms(inode, &folder->permissions, 1);
@@ -518,8 +517,7 @@ int hfsplus_cat_read_inode(struct inode *inode, struct hfs_find_data *fd)
} else if (type == HFSPLUS_FILE) {
struct hfsplus_cat_file *file = &entry.file;
- if (fd->entrylength < sizeof(struct hfsplus_cat_file))
- /* panic? */;
+ WARN_ON(fd->entrylength < sizeof(struct hfsplus_cat_file));
hfs_bnode_read(fd->bnode, &entry, fd->entryoffset,
sizeof(struct hfsplus_cat_file));
@@ -576,8 +574,7 @@ int hfsplus_cat_write_inode(struct inode *inode)
if (S_ISDIR(main_inode->i_mode)) {
struct hfsplus_cat_folder *folder = &entry.folder;
- if (fd.entrylength < sizeof(struct hfsplus_cat_folder))
- /* panic? */;
+ WARN_ON(fd.entrylength < sizeof(struct hfsplus_cat_folder));
hfs_bnode_read(fd.bnode, &entry, fd.entryoffset,
sizeof(struct hfsplus_cat_folder));
/* simple node checks? */
@@ -602,8 +599,7 @@ int hfsplus_cat_write_inode(struct inode *inode)
} else {
struct hfsplus_cat_file *file = &entry.file;
- if (fd.entrylength < sizeof(struct hfsplus_cat_file))
- /* panic? */;
+ WARN_ON(fd.entrylength < sizeof(struct hfsplus_cat_file));
hfs_bnode_read(fd.bnode, &entry, fd.entryoffset,
sizeof(struct hfsplus_cat_file));
hfsplus_inode_write_fork(inode, &file->data_fork);
diff --git a/fs/hfsplus/options.c b/fs/hfsplus/options.c
index 047e05c..c94a587 100644
--- a/fs/hfsplus/options.c
+++ b/fs/hfsplus/options.c
@@ -140,6 +140,8 @@ int hfsplus_parse_options(char *input, struct hfsplus_sb_info *sbi)
if (!uid_valid(sbi->uid)) {
pr_err("invalid uid specified\n");
return 0;
+ } else {
+ set_bit(HFSPLUS_SB_UID, &sbi->flags);
}
break;
case opt_gid:
@@ -151,6 +153,8 @@ int hfsplus_parse_options(char *input, struct hfsplus_sb_info *sbi)
if (!gid_valid(sbi->gid)) {
pr_err("invalid gid specified\n");
return 0;
+ } else {
+ set_bit(HFSPLUS_SB_GID, &sbi->flags);
}
break;
case opt_part:
diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c
index 7d039ba..b1d31c7 100644
--- a/fs/hugetlbfs/inode.c
+++ b/fs/hugetlbfs/inode.c
@@ -1232,7 +1232,7 @@ static int hugetlbfs_parse_param(struct fs_context *fc, struct fs_parameter *par
case Opt_size:
/* memparse() will accept a K/M/G without a digit */
- if (!isdigit(param->string[0]))
+ if (!param->string || !isdigit(param->string[0]))
goto bad_val;
ctx->max_size_opt = memparse(param->string, &rest);
ctx->max_val_type = SIZE_STD;
@@ -1242,7 +1242,7 @@ static int hugetlbfs_parse_param(struct fs_context *fc, struct fs_parameter *par
case Opt_nr_inodes:
/* memparse() will accept a K/M/G without a digit */
- if (!isdigit(param->string[0]))
+ if (!param->string || !isdigit(param->string[0]))
goto bad_val;
ctx->nr_inodes = memparse(param->string, &rest);
return 0;
@@ -1258,7 +1258,7 @@ static int hugetlbfs_parse_param(struct fs_context *fc, struct fs_parameter *par
case Opt_min_size:
/* memparse() will accept a K/M/G without a digit */
- if (!isdigit(param->string[0]))
+ if (!param->string || !isdigit(param->string[0]))
goto bad_val;
ctx->min_size_opt = memparse(param->string, &rest);
ctx->min_val_type = SIZE_STD;
diff --git a/fs/jfs/jfs_dmap.c b/fs/jfs/jfs_dmap.c
index d3cb274..aa46438 100644
--- a/fs/jfs/jfs_dmap.c
+++ b/fs/jfs/jfs_dmap.c
@@ -155,7 +155,7 @@ int dbMount(struct inode *ipbmap)
struct bmap *bmp;
struct dbmap_disk *dbmp_le;
struct metapage *mp;
- int i;
+ int i, err;
/*
* allocate/initialize the in-memory bmap descriptor
@@ -170,8 +170,8 @@ int dbMount(struct inode *ipbmap)
BMAPBLKNO << JFS_SBI(ipbmap->i_sb)->l2nbperpage,
PSIZE, 0);
if (mp == NULL) {
- kfree(bmp);
- return -EIO;
+ err = -EIO;
+ goto err_kfree_bmp;
}
/* copy the on-disk bmap descriptor to its in-memory version. */
@@ -181,9 +181,8 @@ int dbMount(struct inode *ipbmap)
bmp->db_l2nbperpage = le32_to_cpu(dbmp_le->dn_l2nbperpage);
bmp->db_numag = le32_to_cpu(dbmp_le->dn_numag);
if (!bmp->db_numag) {
- release_metapage(mp);
- kfree(bmp);
- return -EINVAL;
+ err = -EINVAL;
+ goto err_release_metapage;
}
bmp->db_maxlevel = le32_to_cpu(dbmp_le->dn_maxlevel);
@@ -194,6 +193,16 @@ int dbMount(struct inode *ipbmap)
bmp->db_agwidth = le32_to_cpu(dbmp_le->dn_agwidth);
bmp->db_agstart = le32_to_cpu(dbmp_le->dn_agstart);
bmp->db_agl2size = le32_to_cpu(dbmp_le->dn_agl2size);
+ if (bmp->db_agl2size > L2MAXL2SIZE - L2MAXAG) {
+ err = -EINVAL;
+ goto err_release_metapage;
+ }
+
+ if (((bmp->db_mapsize - 1) >> bmp->db_agl2size) > MAXAG) {
+ err = -EINVAL;
+ goto err_release_metapage;
+ }
+
for (i = 0; i < MAXAG; i++)
bmp->db_agfree[i] = le64_to_cpu(dbmp_le->dn_agfree[i]);
bmp->db_agsize = le64_to_cpu(dbmp_le->dn_agsize);
@@ -214,6 +223,12 @@ int dbMount(struct inode *ipbmap)
BMAP_LOCK_INIT(bmp);
return (0);
+
+err_release_metapage:
+ release_metapage(mp);
+err_kfree_bmp:
+ kfree(bmp);
+ return err;
}
diff --git a/fs/libfs.c b/fs/libfs.c
index 2769a7e..d9f8261 100644
--- a/fs/libfs.c
+++ b/fs/libfs.c
@@ -885,8 +885,8 @@ ssize_t simple_attr_read(struct file *file, char __user *buf,
EXPORT_SYMBOL_GPL(simple_attr_read);
/* interpret the buffer as a number to call the set function with */
-ssize_t simple_attr_write(struct file *file, const char __user *buf,
- size_t len, loff_t *ppos)
+static ssize_t simple_attr_write_xsigned(struct file *file, const char __user *buf,
+ size_t len, loff_t *ppos, bool is_signed)
{
struct simple_attr *attr;
unsigned long long val;
@@ -907,7 +907,10 @@ ssize_t simple_attr_write(struct file *file, const char __user *buf,
goto out;
attr->set_buf[size] = '\0';
- ret = kstrtoull(attr->set_buf, 0, &val);
+ if (is_signed)
+ ret = kstrtoll(attr->set_buf, 0, &val);
+ else
+ ret = kstrtoull(attr->set_buf, 0, &val);
if (ret)
goto out;
ret = attr->set(attr->data, val);
@@ -917,8 +920,21 @@ ssize_t simple_attr_write(struct file *file, const char __user *buf,
mutex_unlock(&attr->mutex);
return ret;
}
+
+ssize_t simple_attr_write(struct file *file, const char __user *buf,
+ size_t len, loff_t *ppos)
+{
+ return simple_attr_write_xsigned(file, buf, len, ppos, false);
+}
EXPORT_SYMBOL_GPL(simple_attr_write);
+ssize_t simple_attr_write_signed(struct file *file, const char __user *buf,
+ size_t len, loff_t *ppos)
+{
+ return simple_attr_write_xsigned(file, buf, len, ppos, true);
+}
+EXPORT_SYMBOL_GPL(simple_attr_write_signed);
+
/**
* generic_fh_to_dentry - generic helper for the fh_to_dentry export operation
* @sb: filesystem to do the file handle conversion on
diff --git a/fs/mbcache.c b/fs/mbcache.c
index 97c54d3..95b0472 100644
--- a/fs/mbcache.c
+++ b/fs/mbcache.c
@@ -11,7 +11,7 @@
/*
* Mbcache is a simple key-value store. Keys need not be unique, however
* key-value pairs are expected to be unique (we use this fact in
- * mb_cache_entry_delete()).
+ * mb_cache_entry_delete_or_get()).
*
* Ext2 and ext4 use this cache for deduplication of extended attribute blocks.
* Ext4 also uses it for deduplication of xattr values stored in inodes.
@@ -90,12 +90,19 @@ int mb_cache_entry_create(struct mb_cache *cache, gfp_t mask, u32 key,
return -ENOMEM;
INIT_LIST_HEAD(&entry->e_list);
- /* One ref for hash, one ref returned */
- atomic_set(&entry->e_refcnt, 1);
+ /*
+ * We create entry with two references. One reference is kept by the
+ * hash table, the other reference is used to protect us from
+ * mb_cache_entry_delete_or_get() until the entry is fully setup. This
+ * avoids nesting of cache->c_list_lock into hash table bit locks which
+ * is problematic for RT.
+ */
+ atomic_set(&entry->e_refcnt, 2);
entry->e_key = key;
entry->e_value = value;
- entry->e_reusable = reusable;
- entry->e_referenced = 0;
+ entry->e_flags = 0;
+ if (reusable)
+ set_bit(MBE_REUSABLE_B, &entry->e_flags);
head = mb_cache_entry_head(cache, key);
hlist_bl_lock(head);
hlist_bl_for_each_entry(dup, dup_node, head, e_hash_list) {
@@ -107,24 +114,41 @@ int mb_cache_entry_create(struct mb_cache *cache, gfp_t mask, u32 key,
}
hlist_bl_add_head(&entry->e_hash_list, head);
hlist_bl_unlock(head);
-
spin_lock(&cache->c_list_lock);
list_add_tail(&entry->e_list, &cache->c_list);
- /* Grab ref for LRU list */
- atomic_inc(&entry->e_refcnt);
cache->c_entry_count++;
spin_unlock(&cache->c_list_lock);
+ mb_cache_entry_put(cache, entry);
return 0;
}
EXPORT_SYMBOL(mb_cache_entry_create);
-void __mb_cache_entry_free(struct mb_cache_entry *entry)
+void __mb_cache_entry_free(struct mb_cache *cache, struct mb_cache_entry *entry)
{
+ struct hlist_bl_head *head;
+
+ head = mb_cache_entry_head(cache, entry->e_key);
+ hlist_bl_lock(head);
+ hlist_bl_del(&entry->e_hash_list);
+ hlist_bl_unlock(head);
kmem_cache_free(mb_entry_cache, entry);
}
EXPORT_SYMBOL(__mb_cache_entry_free);
+/*
+ * mb_cache_entry_wait_unused - wait to be the last user of the entry
+ *
+ * @entry - entry to work on
+ *
+ * Wait to be the last user of the entry.
+ */
+void mb_cache_entry_wait_unused(struct mb_cache_entry *entry)
+{
+ wait_var_event(&entry->e_refcnt, atomic_read(&entry->e_refcnt) <= 2);
+}
+EXPORT_SYMBOL(mb_cache_entry_wait_unused);
+
static struct mb_cache_entry *__entry_find(struct mb_cache *cache,
struct mb_cache_entry *entry,
u32 key)
@@ -142,10 +166,10 @@ static struct mb_cache_entry *__entry_find(struct mb_cache *cache,
while (node) {
entry = hlist_bl_entry(node, struct mb_cache_entry,
e_hash_list);
- if (entry->e_key == key && entry->e_reusable) {
- atomic_inc(&entry->e_refcnt);
+ if (entry->e_key == key &&
+ test_bit(MBE_REUSABLE_B, &entry->e_flags) &&
+ atomic_inc_not_zero(&entry->e_refcnt))
goto out;
- }
node = node->next;
}
entry = NULL;
@@ -205,10 +229,9 @@ struct mb_cache_entry *mb_cache_entry_get(struct mb_cache *cache, u32 key,
head = mb_cache_entry_head(cache, key);
hlist_bl_lock(head);
hlist_bl_for_each_entry(entry, node, head, e_hash_list) {
- if (entry->e_key == key && entry->e_value == value) {
- atomic_inc(&entry->e_refcnt);
+ if (entry->e_key == key && entry->e_value == value &&
+ atomic_inc_not_zero(&entry->e_refcnt))
goto out;
- }
}
entry = NULL;
out:
@@ -217,7 +240,7 @@ struct mb_cache_entry *mb_cache_entry_get(struct mb_cache *cache, u32 key,
}
EXPORT_SYMBOL(mb_cache_entry_get);
-/* mb_cache_entry_delete - remove a cache entry
+/* mb_cache_entry_delete - try to remove a cache entry
* @cache - cache we work with
* @key - key
* @value - value
@@ -254,6 +277,43 @@ void mb_cache_entry_delete(struct mb_cache *cache, u32 key, u64 value)
}
EXPORT_SYMBOL(mb_cache_entry_delete);
+/* mb_cache_entry_delete_or_get - remove a cache entry if it has no users
+ * @cache - cache we work with
+ * @key - key
+ * @value - value
+ *
+ * Remove entry from cache @cache with key @key and value @value. The removal
+ * happens only if the entry is unused. The function returns NULL in case the
+ * entry was successfully removed or there's no entry in cache. Otherwise the
+ * function grabs reference of the entry that we failed to delete because it
+ * still has users and return it.
+ */
+struct mb_cache_entry *mb_cache_entry_delete_or_get(struct mb_cache *cache,
+ u32 key, u64 value)
+{
+ struct mb_cache_entry *entry;
+
+ entry = mb_cache_entry_get(cache, key, value);
+ if (!entry)
+ return NULL;
+
+ /*
+ * Drop the ref we got from mb_cache_entry_get() and the initial hash
+ * ref if we are the last user
+ */
+ if (atomic_cmpxchg(&entry->e_refcnt, 2, 0) != 2)
+ return entry;
+
+ spin_lock(&cache->c_list_lock);
+ if (!list_empty(&entry->e_list))
+ list_del_init(&entry->e_list);
+ cache->c_entry_count--;
+ spin_unlock(&cache->c_list_lock);
+ __mb_cache_entry_free(cache, entry);
+ return NULL;
+}
+EXPORT_SYMBOL(mb_cache_entry_delete_or_get);
+
/* mb_cache_entry_touch - cache entry got used
* @cache - cache the entry belongs to
* @entry - entry that got used
@@ -263,7 +323,7 @@ EXPORT_SYMBOL(mb_cache_entry_delete);
void mb_cache_entry_touch(struct mb_cache *cache,
struct mb_cache_entry *entry)
{
- entry->e_referenced = 1;
+ set_bit(MBE_REFERENCED_B, &entry->e_flags);
}
EXPORT_SYMBOL(mb_cache_entry_touch);
@@ -281,34 +341,24 @@ static unsigned long mb_cache_shrink(struct mb_cache *cache,
unsigned long nr_to_scan)
{
struct mb_cache_entry *entry;
- struct hlist_bl_head *head;
unsigned long shrunk = 0;
spin_lock(&cache->c_list_lock);
while (nr_to_scan-- && !list_empty(&cache->c_list)) {
entry = list_first_entry(&cache->c_list,
struct mb_cache_entry, e_list);
- if (entry->e_referenced) {
- entry->e_referenced = 0;
+ /* Drop initial hash reference if there is no user */
+ if (test_bit(MBE_REFERENCED_B, &entry->e_flags) ||
+ atomic_cmpxchg(&entry->e_refcnt, 1, 0) != 1) {
+ clear_bit(MBE_REFERENCED_B, &entry->e_flags);
list_move_tail(&entry->e_list, &cache->c_list);
continue;
}
list_del_init(&entry->e_list);
cache->c_entry_count--;
- /*
- * We keep LRU list reference so that entry doesn't go away
- * from under us.
- */
spin_unlock(&cache->c_list_lock);
- head = mb_cache_entry_head(cache, entry->e_key);
- hlist_bl_lock(head);
- if (!hlist_bl_unhashed(&entry->e_hash_list)) {
- hlist_bl_del_init(&entry->e_hash_list);
- atomic_dec(&entry->e_refcnt);
- }
- hlist_bl_unlock(head);
- if (mb_cache_entry_put(cache, entry))
- shrunk++;
+ __mb_cache_entry_free(cache, entry);
+ shrunk++;
cond_resched();
spin_lock(&cache->c_list_lock);
}
@@ -400,11 +450,6 @@ void mb_cache_destroy(struct mb_cache *cache)
* point.
*/
list_for_each_entry_safe(entry, next, &cache->c_list, e_list) {
- if (!hlist_bl_unhashed(&entry->e_hash_list)) {
- hlist_bl_del_init(&entry->e_hash_list);
- atomic_dec(&entry->e_refcnt);
- } else
- WARN_ON(1);
list_del(&entry->e_list);
WARN_ON(atomic_read(&entry->e_refcnt) != 1);
mb_cache_entry_put(cache, entry);
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 8d71d28..ae9e290 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -121,6 +121,11 @@ nfs4_label_init_security(struct inode *dir, struct dentry *dentry,
if (nfs_server_capable(dir, NFS_CAP_SECURITY_LABEL) == 0)
return NULL;
+ label->lfs = 0;
+ label->pi = 0;
+ label->len = 0;
+ label->label = NULL;
+
err = security_dentry_init_security(dentry, sattr->ia_mode,
&dentry->d_name, (void **)&label->label, &label->len);
if (err == 0)
@@ -2080,18 +2085,18 @@ static struct nfs4_opendata *nfs4_open_recoverdata_alloc(struct nfs_open_context
}
static int nfs4_open_recover_helper(struct nfs4_opendata *opendata,
- fmode_t fmode)
+ fmode_t fmode)
{
struct nfs4_state *newstate;
+ struct nfs_server *server = NFS_SB(opendata->dentry->d_sb);
+ int openflags = opendata->o_arg.open_flags;
int ret;
if (!nfs4_mode_match_open_stateid(opendata->state, fmode))
return 0;
- opendata->o_arg.open_flags = 0;
opendata->o_arg.fmode = fmode;
- opendata->o_arg.share_access = nfs4_map_atomic_open_share(
- NFS_SB(opendata->dentry->d_sb),
- fmode, 0);
+ opendata->o_arg.share_access =
+ nfs4_map_atomic_open_share(server, fmode, openflags);
memset(&opendata->o_res, 0, sizeof(opendata->o_res));
memset(&opendata->c_res, 0, sizeof(opendata->c_res));
nfs4_init_opendata_res(opendata);
@@ -2666,10 +2671,15 @@ static int _nfs4_open_expired(struct nfs_open_context *ctx, struct nfs4_state *s
struct nfs4_opendata *opendata;
int ret;
- opendata = nfs4_open_recoverdata_alloc(ctx, state,
- NFS4_OPEN_CLAIM_FH);
+ opendata = nfs4_open_recoverdata_alloc(ctx, state, NFS4_OPEN_CLAIM_FH);
if (IS_ERR(opendata))
return PTR_ERR(opendata);
+ /*
+ * We're not recovering a delegation, so ask for no delegation.
+ * Otherwise the recovery thread could deadlock with an outstanding
+ * delegation return.
+ */
+ opendata->o_arg.open_flags = O_DIRECT;
ret = nfs4_open_recover(opendata, state);
if (ret == -ESTALE)
d_drop(ctx->dentry);
@@ -3742,7 +3752,7 @@ nfs4_atomic_open(struct inode *dir, struct nfs_open_context *ctx,
int open_flags, struct iattr *attr, int *opened)
{
struct nfs4_state *state;
- struct nfs4_label l = {0, 0, 0, NULL}, *label = NULL;
+ struct nfs4_label l, *label;
label = nfs4_label_init_security(dir, ctx->dentry, attr, &l);
@@ -4497,7 +4507,7 @@ nfs4_proc_create(struct inode *dir, struct dentry *dentry, struct iattr *sattr,
int flags)
{
struct nfs_server *server = NFS_SERVER(dir);
- struct nfs4_label l, *ilabel = NULL;
+ struct nfs4_label l, *ilabel;
struct nfs_open_context *ctx;
struct nfs4_state *state;
int status = 0;
@@ -4850,7 +4860,7 @@ static int nfs4_proc_symlink(struct inode *dir, struct dentry *dentry,
struct nfs4_exception exception = {
.interruptible = true,
};
- struct nfs4_label l, *label = NULL;
+ struct nfs4_label l, *label;
int err;
label = nfs4_label_init_security(dir, dentry, sattr, &l);
@@ -4891,7 +4901,7 @@ static int nfs4_proc_mkdir(struct inode *dir, struct dentry *dentry,
struct nfs4_exception exception = {
.interruptible = true,
};
- struct nfs4_label l, *label = NULL;
+ struct nfs4_label l, *label;
int err;
label = nfs4_label_init_security(dir, dentry, sattr, &l);
@@ -5012,7 +5022,7 @@ static int nfs4_proc_mknod(struct inode *dir, struct dentry *dentry,
struct nfs4_exception exception = {
.interruptible = true,
};
- struct nfs4_label l, *label = NULL;
+ struct nfs4_label l, *label;
int err;
label = nfs4_label_init_security(dir, dentry, sattr, &l);
diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c
index c60b3a1..2ee30ff 100644
--- a/fs/nfs/nfs4state.c
+++ b/fs/nfs/nfs4state.c
@@ -1224,6 +1224,8 @@ void nfs4_schedule_state_manager(struct nfs_client *clp)
if (IS_ERR(task)) {
printk(KERN_ERR "%s: kthread_run: %ld\n",
__func__, PTR_ERR(task));
+ if (!nfs_client_init_is_complete(clp))
+ nfs_mark_client_ready(clp, PTR_ERR(task));
nfs4_clear_state_manager_bit(clp);
nfs_put_client(clp);
module_put(THIS_MODULE);
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index 2b7741f..a3592be 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -4169,19 +4169,17 @@ static int decode_attr_security_label(struct xdr_stream *xdr, uint32_t *bitmap,
p = xdr_inline_decode(xdr, len);
if (unlikely(!p))
return -EIO;
+ bitmap[2] &= ~FATTR4_WORD2_SECURITY_LABEL;
if (len < NFS4_MAXLABELLEN) {
- if (label) {
- if (label->len) {
- if (label->len < len)
- return -ERANGE;
- memcpy(label->label, p, len);
- }
+ if (label && label->len) {
+ if (label->len < len)
+ return -ERANGE;
+ memcpy(label->label, p, len);
label->len = len;
label->pi = pi;
label->lfs = lfs;
status = NFS_ATTR_FATTR_V4_SECURITY_LABEL;
}
- bitmap[2] &= ~FATTR4_WORD2_SECURITY_LABEL;
} else
printk(KERN_WARNING "%s: label too long (%u)!\n",
__func__, len);
diff --git a/fs/nfsd/nfs4callback.c b/fs/nfsd/nfs4callback.c
index 3c50d18..ffc2b83 100644
--- a/fs/nfsd/nfs4callback.c
+++ b/fs/nfsd/nfs4callback.c
@@ -880,7 +880,6 @@ static int setup_callback_client(struct nfs4_client *clp, struct nfs4_cb_conn *c
} else {
if (!conn->cb_xprt)
return -EINVAL;
- clp->cl_cb_conn.cb_xprt = conn->cb_xprt;
clp->cl_cb_session = ses;
args.bc_xprt = conn->cb_xprt;
args.prognumber = clp->cl_cb_session->se_cb_prog;
@@ -900,6 +899,9 @@ static int setup_callback_client(struct nfs4_client *clp, struct nfs4_cb_conn *c
rpc_shutdown_client(client);
return -ENOMEM;
}
+
+ if (clp->cl_minorversion != 0)
+ clp->cl_cb_conn.cb_xprt = conn->cb_xprt;
clp->cl_cb_client = client;
clp->cl_cb_cred = cred;
return 0;
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 228c2b0..de2c380 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -508,15 +508,26 @@ find_any_file(struct nfs4_file *f)
return ret;
}
-static struct nfsd_file *find_deleg_file(struct nfs4_file *f)
+static struct nfsd_file *find_any_file_locked(struct nfs4_file *f)
{
- struct nfsd_file *ret = NULL;
+ lockdep_assert_held(&f->fi_lock);
- spin_lock(&f->fi_lock);
+ if (f->fi_fds[O_RDWR])
+ return f->fi_fds[O_RDWR];
+ if (f->fi_fds[O_WRONLY])
+ return f->fi_fds[O_WRONLY];
+ if (f->fi_fds[O_RDONLY])
+ return f->fi_fds[O_RDONLY];
+ return NULL;
+}
+
+static struct nfsd_file *find_deleg_file_locked(struct nfs4_file *f)
+{
+ lockdep_assert_held(&f->fi_lock);
+
if (f->fi_deleg_file)
- ret = nfsd_file_get(f->fi_deleg_file);
- spin_unlock(&f->fi_lock);
- return ret;
+ return f->fi_deleg_file;
+ return NULL;
}
static atomic_long_t num_delegations;
@@ -2402,9 +2413,11 @@ static int nfs4_show_open(struct seq_file *s, struct nfs4_stid *st)
ols = openlockstateid(st);
oo = ols->st_stateowner;
nf = st->sc_file;
- file = find_any_file(nf);
+
+ spin_lock(&nf->fi_lock);
+ file = find_any_file_locked(nf);
if (!file)
- return 0;
+ goto out;
seq_printf(s, "- 0x%16phN: { type: open, ", &st->sc_stateid);
@@ -2422,8 +2435,8 @@ static int nfs4_show_open(struct seq_file *s, struct nfs4_stid *st)
seq_printf(s, ", ");
nfs4_show_owner(s, oo);
seq_printf(s, " }\n");
- nfsd_file_put(file);
-
+out:
+ spin_unlock(&nf->fi_lock);
return 0;
}
@@ -2437,9 +2450,10 @@ static int nfs4_show_lock(struct seq_file *s, struct nfs4_stid *st)
ols = openlockstateid(st);
oo = ols->st_stateowner;
nf = st->sc_file;
- file = find_any_file(nf);
+ spin_lock(&nf->fi_lock);
+ file = find_any_file_locked(nf);
if (!file)
- return 0;
+ goto out;
seq_printf(s, "- 0x%16phN: { type: lock, ", &st->sc_stateid);
@@ -2455,8 +2469,8 @@ static int nfs4_show_lock(struct seq_file *s, struct nfs4_stid *st)
seq_printf(s, ", ");
nfs4_show_owner(s, oo);
seq_printf(s, " }\n");
- nfsd_file_put(file);
-
+out:
+ spin_unlock(&nf->fi_lock);
return 0;
}
@@ -2468,9 +2482,10 @@ static int nfs4_show_deleg(struct seq_file *s, struct nfs4_stid *st)
ds = delegstateid(st);
nf = st->sc_file;
- file = find_deleg_file(nf);
+ spin_lock(&nf->fi_lock);
+ file = find_deleg_file_locked(nf);
if (!file)
- return 0;
+ goto out;
seq_printf(s, "- 0x%16phN: { type: deleg, ", &st->sc_stateid);
@@ -2482,8 +2497,8 @@ static int nfs4_show_deleg(struct seq_file *s, struct nfs4_stid *st)
nfs4_show_superblock(s, file);
seq_printf(s, " }\n");
- nfsd_file_put(file);
-
+out:
+ spin_unlock(&nf->fi_lock);
return 0;
}
diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
index 95bbe9d..a4f2c0c 100644
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -3109,6 +3109,17 @@ nfsd4_encode_dirent(void *ccdv, const char *name, int namlen,
case nfserr_noent:
xdr_truncate_encode(xdr, start_offset);
goto skip_entry;
+ case nfserr_jukebox:
+ /*
+ * The pseudoroot should only display dentries that lead to
+ * exports. If we get EJUKEBOX here, then we can't tell whether
+ * this entry should be included. Just fail the whole READDIR
+ * with NFS4ERR_DELAY in that case, and hope that the situation
+ * will resolve itself by the client's next attempt.
+ */
+ if (cd->rd_fhp->fh_export->ex_flags & NFSEXP_V4ROOT)
+ goto fail;
+ fallthrough;
default:
/*
* If the client requested the RDATTR_ERROR attribute,
diff --git a/fs/nfsd/nfscache.c b/fs/nfsd/nfscache.c
index 670e97d..80c90fc 100644
--- a/fs/nfsd/nfscache.c
+++ b/fs/nfsd/nfscache.c
@@ -20,8 +20,7 @@
#include "nfsd.h"
#include "cache.h"
-
-#define NFSDDBG_FACILITY NFSDDBG_REPCACHE
+#include "trace.h"
/*
* We use this value to determine the number of hash buckets from the max
@@ -324,8 +323,10 @@ nfsd_cache_key_cmp(const struct svc_cacherep *key,
const struct svc_cacherep *rp, struct nfsd_net *nn)
{
if (key->c_key.k_xid == rp->c_key.k_xid &&
- key->c_key.k_csum != rp->c_key.k_csum)
+ key->c_key.k_csum != rp->c_key.k_csum) {
++nn->payload_misses;
+ trace_nfsd_drc_mismatch(nn, key, rp);
+ }
return memcmp(&key->c_key, &rp->c_key, sizeof(key->c_key));
}
@@ -378,15 +379,22 @@ nfsd_cache_insert(struct nfsd_drc_bucket *b, struct svc_cacherep *key,
return ret;
}
-/*
+/**
+ * nfsd_cache_lookup - Find an entry in the duplicate reply cache
+ * @rqstp: Incoming Call to find
+ *
* Try to find an entry matching the current call in the cache. When none
* is found, we try to grab the oldest expired entry off the LRU list. If
* a suitable one isn't there, then drop the cache_lock and allocate a
* new one, then search again in case one got inserted while this thread
* didn't hold the lock.
+ *
+ * Return values:
+ * %RC_DOIT: Process the request normally
+ * %RC_REPLY: Reply from cache
+ * %RC_DROPIT: Do not process the request further
*/
-int
-nfsd_cache_lookup(struct svc_rqst *rqstp)
+int nfsd_cache_lookup(struct svc_rqst *rqstp)
{
struct nfsd_net *nn = net_generic(SVC_NET(rqstp), nfsd_net_id);
struct svc_cacherep *rp, *found;
@@ -400,7 +408,7 @@ nfsd_cache_lookup(struct svc_rqst *rqstp)
rqstp->rq_cacherep = NULL;
if (type == RC_NOCACHE) {
nfsdstats.rcnocache++;
- return rtn;
+ goto out;
}
csum = nfsd_cache_csum(rqstp);
@@ -410,10 +418,8 @@ nfsd_cache_lookup(struct svc_rqst *rqstp)
* preallocate an entry.
*/
rp = nfsd_reply_cache_alloc(rqstp, csum, nn);
- if (!rp) {
- dprintk("nfsd: unable to allocate DRC entry!\n");
- return rtn;
- }
+ if (!rp)
+ goto out;
spin_lock(&b->cache_lock);
found = nfsd_cache_insert(b, rp, nn);
@@ -432,8 +438,10 @@ nfsd_cache_lookup(struct svc_rqst *rqstp)
/* go ahead and prune the cache */
prune_bucket(b, nn);
- out:
+
+out_unlock:
spin_unlock(&b->cache_lock);
+out:
return rtn;
found_entry:
@@ -443,13 +451,13 @@ nfsd_cache_lookup(struct svc_rqst *rqstp)
/* Request being processed */
if (rp->c_state == RC_INPROG)
- goto out;
+ goto out_trace;
/* From the hall of fame of impractical attacks:
* Is this a user who tries to snoop on the cache? */
rtn = RC_DOIT;
if (!test_bit(RQ_SECURE, &rqstp->rq_flags) && rp->c_secure)
- goto out;
+ goto out_trace;
/* Compose RPC reply header */
switch (rp->c_type) {
@@ -461,20 +469,26 @@ nfsd_cache_lookup(struct svc_rqst *rqstp)
break;
case RC_REPLBUFF:
if (!nfsd_cache_append(rqstp, &rp->c_replvec))
- goto out; /* should not happen */
+ goto out_unlock; /* should not happen */
rtn = RC_REPLY;
break;
default:
WARN_ONCE(1, "nfsd: bad repcache type %d\n", rp->c_type);
}
- goto out;
+out_trace:
+ trace_nfsd_drc_found(nn, rqstp, rtn);
+ goto out_unlock;
}
-/*
- * Update a cache entry. This is called from nfsd_dispatch when
- * the procedure has been executed and the complete reply is in
- * rqstp->rq_res.
+/**
+ * nfsd_cache_update - Update an entry in the duplicate reply cache.
+ * @rqstp: svc_rqst with a finished Reply
+ * @cachetype: which cache to update
+ * @statp: Reply's status code
+ *
+ * This is called from nfsd_dispatch when the procedure has been
+ * executed and the complete reply is in rqstp->rq_res.
*
* We're copying around data here rather than swapping buffers because
* the toplevel loop requires max-sized buffers, which would be a waste
@@ -487,8 +501,7 @@ nfsd_cache_lookup(struct svc_rqst *rqstp)
* nfsd failed to encode a reply that otherwise would have been cached.
* In this case, nfsd_cache_update is called with statp == NULL.
*/
-void
-nfsd_cache_update(struct svc_rqst *rqstp, int cachetype, __be32 *statp)
+void nfsd_cache_update(struct svc_rqst *rqstp, int cachetype, __be32 *statp)
{
struct nfsd_net *nn = net_generic(SVC_NET(rqstp), nfsd_net_id);
struct svc_cacherep *rp = rqstp->rq_cacherep;
diff --git a/fs/nfsd/nfssvc.c b/fs/nfsd/nfssvc.c
index d63cdda..70684c7 100644
--- a/fs/nfsd/nfssvc.c
+++ b/fs/nfsd/nfssvc.c
@@ -420,8 +420,8 @@ static void nfsd_shutdown_net(struct net *net)
{
struct nfsd_net *nn = net_generic(net, nfsd_net_id);
- nfsd_file_cache_shutdown_net(net);
nfs4_state_shutdown_net(net);
+ nfsd_file_cache_shutdown_net(net);
if (nn->lockd_up) {
lockd_down(net);
nn->lockd_up = 0;
diff --git a/fs/nfsd/trace.h b/fs/nfsd/trace.h
index 127db535..9d37d09 100644
--- a/fs/nfsd/trace.h
+++ b/fs/nfsd/trace.h
@@ -166,6 +166,12 @@ DEFINE_STATEID_EVENT(layout_recall_done);
DEFINE_STATEID_EVENT(layout_recall_fail);
DEFINE_STATEID_EVENT(layout_recall_release);
+TRACE_DEFINE_ENUM(NFSD_FILE_HASHED);
+TRACE_DEFINE_ENUM(NFSD_FILE_PENDING);
+TRACE_DEFINE_ENUM(NFSD_FILE_BREAK_READ);
+TRACE_DEFINE_ENUM(NFSD_FILE_BREAK_WRITE);
+TRACE_DEFINE_ENUM(NFSD_FILE_REFERENCED);
+
#define show_nf_flags(val) \
__print_flags(val, "|", \
{ 1 << NFSD_FILE_HASHED, "HASHED" }, \
@@ -304,6 +310,65 @@ TRACE_EVENT(nfsd_file_fsnotify_handle_event,
__entry->nlink, __entry->mode, __entry->mask)
);
+#include "cache.h"
+
+TRACE_DEFINE_ENUM(RC_DROPIT);
+TRACE_DEFINE_ENUM(RC_REPLY);
+TRACE_DEFINE_ENUM(RC_DOIT);
+
+#define show_drc_retval(x) \
+ __print_symbolic(x, \
+ { RC_DROPIT, "DROPIT" }, \
+ { RC_REPLY, "REPLY" }, \
+ { RC_DOIT, "DOIT" })
+
+TRACE_EVENT(nfsd_drc_found,
+ TP_PROTO(
+ const struct nfsd_net *nn,
+ const struct svc_rqst *rqstp,
+ int result
+ ),
+ TP_ARGS(nn, rqstp, result),
+ TP_STRUCT__entry(
+ __field(unsigned long long, boot_time)
+ __field(unsigned long, result)
+ __field(u32, xid)
+ ),
+ TP_fast_assign(
+ __entry->boot_time = nn->boot_time;
+ __entry->result = result;
+ __entry->xid = be32_to_cpu(rqstp->rq_xid);
+ ),
+ TP_printk("boot_time=%16llx xid=0x%08x result=%s",
+ __entry->boot_time, __entry->xid,
+ show_drc_retval(__entry->result))
+
+);
+
+TRACE_EVENT(nfsd_drc_mismatch,
+ TP_PROTO(
+ const struct nfsd_net *nn,
+ const struct svc_cacherep *key,
+ const struct svc_cacherep *rp
+ ),
+ TP_ARGS(nn, key, rp),
+ TP_STRUCT__entry(
+ __field(unsigned long long, boot_time)
+ __field(u32, xid)
+ __field(u32, cached)
+ __field(u32, ingress)
+ ),
+ TP_fast_assign(
+ __entry->boot_time = nn->boot_time;
+ __entry->xid = be32_to_cpu(key->c_key.k_xid);
+ __entry->cached = (__force u32)key->c_key.k_csum;
+ __entry->ingress = (__force u32)rp->c_key.k_csum;
+ ),
+ TP_printk("boot_time=%16llx xid=0x%08x cached-csum=0x%08x ingress-csum=0x%08x",
+ __entry->boot_time, __entry->xid, __entry->cached,
+ __entry->ingress)
+);
+
#endif /* _NFSD_TRACE_H */
#undef TRACE_INCLUDE_PATH
diff --git a/fs/nilfs2/the_nilfs.c b/fs/nilfs2/the_nilfs.c
index fb61c33..74ef3d3 100644
--- a/fs/nilfs2/the_nilfs.c
+++ b/fs/nilfs2/the_nilfs.c
@@ -13,6 +13,7 @@
#include <linux/blkdev.h>
#include <linux/backing-dev.h>
#include <linux/random.h>
+#include <linux/log2.h>
#include <linux/crc32.h>
#include "nilfs.h"
#include "segment.h"
@@ -448,11 +449,33 @@ static int nilfs_valid_sb(struct nilfs_super_block *sbp)
return crc == le32_to_cpu(sbp->s_sum);
}
-static int nilfs_sb2_bad_offset(struct nilfs_super_block *sbp, u64 offset)
+/**
+ * nilfs_sb2_bad_offset - check the location of the second superblock
+ * @sbp: superblock raw data buffer
+ * @offset: byte offset of second superblock calculated from device size
+ *
+ * nilfs_sb2_bad_offset() checks if the position on the second
+ * superblock is valid or not based on the filesystem parameters
+ * stored in @sbp. If @offset points to a location within the segment
+ * area, or if the parameters themselves are not normal, it is
+ * determined to be invalid.
+ *
+ * Return Value: true if invalid, false if valid.
+ */
+static bool nilfs_sb2_bad_offset(struct nilfs_super_block *sbp, u64 offset)
{
- return offset < ((le64_to_cpu(sbp->s_nsegments) *
- le32_to_cpu(sbp->s_blocks_per_segment)) <<
- (le32_to_cpu(sbp->s_log_block_size) + 10));
+ unsigned int shift_bits = le32_to_cpu(sbp->s_log_block_size);
+ u32 blocks_per_segment = le32_to_cpu(sbp->s_blocks_per_segment);
+ u64 nsegments = le64_to_cpu(sbp->s_nsegments);
+ u64 index;
+
+ if (blocks_per_segment < NILFS_SEG_MIN_BLOCKS ||
+ shift_bits > ilog2(NILFS_MAX_BLOCK_SIZE) - BLOCK_SIZE_BITS)
+ return true;
+
+ index = offset >> (shift_bits + BLOCK_SIZE_BITS);
+ do_div(index, blocks_per_segment);
+ return index < nsegments;
}
static void nilfs_release_super_block(struct the_nilfs *nilfs)
diff --git a/fs/ocfs2/dlmglue.c b/fs/ocfs2/dlmglue.c
index 207ec61..bcc4b5d 100644
--- a/fs/ocfs2/dlmglue.c
+++ b/fs/ocfs2/dlmglue.c
@@ -3396,10 +3396,12 @@ void ocfs2_dlm_shutdown(struct ocfs2_super *osb,
ocfs2_lock_res_free(&osb->osb_nfs_sync_lockres);
ocfs2_lock_res_free(&osb->osb_orphan_scan.os_lockres);
- ocfs2_cluster_disconnect(osb->cconn, hangup_pending);
- osb->cconn = NULL;
+ if (osb->cconn) {
+ ocfs2_cluster_disconnect(osb->cconn, hangup_pending);
+ osb->cconn = NULL;
- ocfs2_dlm_shutdown_debug(osb);
+ ocfs2_dlm_shutdown_debug(osb);
+ }
}
static int ocfs2_drop_lock(struct ocfs2_super *osb,
diff --git a/fs/ocfs2/journal.c b/fs/ocfs2/journal.c
index 900e4ef..da95ed7 100644
--- a/fs/ocfs2/journal.c
+++ b/fs/ocfs2/journal.c
@@ -159,7 +159,7 @@ static void ocfs2_queue_replay_slots(struct ocfs2_super *osb,
replay_map->rm_state = REPLAY_DONE;
}
-static void ocfs2_free_replay_slots(struct ocfs2_super *osb)
+void ocfs2_free_replay_slots(struct ocfs2_super *osb)
{
struct ocfs2_replay_map *replay_map = osb->replay_map;
diff --git a/fs/ocfs2/journal.h b/fs/ocfs2/journal.h
index bfe611e..eb7a21b 100644
--- a/fs/ocfs2/journal.h
+++ b/fs/ocfs2/journal.h
@@ -152,6 +152,7 @@ int ocfs2_recovery_init(struct ocfs2_super *osb);
void ocfs2_recovery_exit(struct ocfs2_super *osb);
int ocfs2_compute_replay_slots(struct ocfs2_super *osb);
+void ocfs2_free_replay_slots(struct ocfs2_super *osb);
/*
* Journal Control:
* Initialize, Load, Shutdown, Wipe a journal.
diff --git a/fs/ocfs2/stackglue.c b/fs/ocfs2/stackglue.c
index 1880387..9f03266 100644
--- a/fs/ocfs2/stackglue.c
+++ b/fs/ocfs2/stackglue.c
@@ -707,6 +707,8 @@ static struct ctl_table_header *ocfs2_table_header;
static int __init ocfs2_stack_glue_init(void)
{
+ int ret;
+
strcpy(cluster_stack_name, OCFS2_STACK_PLUGIN_O2CB);
ocfs2_table_header = register_sysctl_table(ocfs2_root_table);
@@ -716,7 +718,11 @@ static int __init ocfs2_stack_glue_init(void)
return -ENOMEM; /* or something. */
}
- return ocfs2_sysfs_init();
+ ret = ocfs2_sysfs_init();
+ if (ret)
+ unregister_sysctl_table(ocfs2_table_header);
+
+ return ret;
}
static void __exit ocfs2_stack_glue_exit(void)
diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c
index c1cf67b..fb4104c 100644
--- a/fs/ocfs2/super.c
+++ b/fs/ocfs2/super.c
@@ -984,28 +984,27 @@ static int ocfs2_fill_super(struct super_block *sb, void *data, int silent)
if (!ocfs2_parse_options(sb, data, &parsed_options, 0)) {
status = -EINVAL;
- goto read_super_error;
+ goto out;
}
/* probe for superblock */
status = ocfs2_sb_probe(sb, &bh, §or_size, &stats);
if (status < 0) {
mlog(ML_ERROR, "superblock probe failed!\n");
- goto read_super_error;
+ goto out;
}
status = ocfs2_initialize_super(sb, bh, sector_size, &stats);
- osb = OCFS2_SB(sb);
- if (status < 0) {
- mlog_errno(status);
- goto read_super_error;
- }
brelse(bh);
bh = NULL;
+ if (status < 0)
+ goto out;
+
+ osb = OCFS2_SB(sb);
if (!ocfs2_check_set_options(sb, &parsed_options)) {
status = -EINVAL;
- goto read_super_error;
+ goto out_super;
}
osb->s_mount_opt = parsed_options.mount_opt;
osb->s_atime_quantum = parsed_options.atime_quantum;
@@ -1022,7 +1021,7 @@ static int ocfs2_fill_super(struct super_block *sb, void *data, int silent)
status = ocfs2_verify_userspace_stack(osb, &parsed_options);
if (status)
- goto read_super_error;
+ goto out_super;
sb->s_magic = OCFS2_SUPER_MAGIC;
@@ -1036,7 +1035,7 @@ static int ocfs2_fill_super(struct super_block *sb, void *data, int silent)
status = -EACCES;
mlog(ML_ERROR, "Readonly device detected but readonly "
"mount was not specified.\n");
- goto read_super_error;
+ goto out_super;
}
/* You should not be able to start a local heartbeat
@@ -1045,7 +1044,7 @@ static int ocfs2_fill_super(struct super_block *sb, void *data, int silent)
status = -EROFS;
mlog(ML_ERROR, "Local heartbeat specified on readonly "
"device.\n");
- goto read_super_error;
+ goto out_super;
}
status = ocfs2_check_journals_nolocks(osb);
@@ -1054,9 +1053,7 @@ static int ocfs2_fill_super(struct super_block *sb, void *data, int silent)
mlog(ML_ERROR, "Recovery required on readonly "
"file system, but write access is "
"unavailable.\n");
- else
- mlog_errno(status);
- goto read_super_error;
+ goto out_super;
}
ocfs2_set_ro_flag(osb, 1);
@@ -1072,10 +1069,8 @@ static int ocfs2_fill_super(struct super_block *sb, void *data, int silent)
}
status = ocfs2_verify_heartbeat(osb);
- if (status < 0) {
- mlog_errno(status);
- goto read_super_error;
- }
+ if (status < 0)
+ goto out_super;
osb->osb_debug_root = debugfs_create_dir(osb->uuid_str,
ocfs2_debugfs_root);
@@ -1089,15 +1084,14 @@ static int ocfs2_fill_super(struct super_block *sb, void *data, int silent)
status = ocfs2_mount_volume(sb);
if (status < 0)
- goto read_super_error;
+ goto out_debugfs;
if (osb->root_inode)
inode = igrab(osb->root_inode);
if (!inode) {
status = -EIO;
- mlog_errno(status);
- goto read_super_error;
+ goto out_dismount;
}
osb->osb_dev_kset = kset_create_and_add(sb->s_id, NULL,
@@ -1105,7 +1099,7 @@ static int ocfs2_fill_super(struct super_block *sb, void *data, int silent)
if (!osb->osb_dev_kset) {
status = -ENOMEM;
mlog(ML_ERROR, "Unable to create device kset %s.\n", sb->s_id);
- goto read_super_error;
+ goto out_dismount;
}
/* Create filecheck sysfs related directories/files at
@@ -1114,14 +1108,13 @@ static int ocfs2_fill_super(struct super_block *sb, void *data, int silent)
status = -ENOMEM;
mlog(ML_ERROR, "Unable to create filecheck sysfs directory at "
"/sys/fs/ocfs2/%s/filecheck.\n", sb->s_id);
- goto read_super_error;
+ goto out_dismount;
}
root = d_make_root(inode);
if (!root) {
status = -ENOMEM;
- mlog_errno(status);
- goto read_super_error;
+ goto out_dismount;
}
sb->s_root = root;
@@ -1168,17 +1161,22 @@ static int ocfs2_fill_super(struct super_block *sb, void *data, int silent)
return status;
-read_super_error:
- brelse(bh);
+out_dismount:
+ atomic_set(&osb->vol_state, VOLUME_DISABLED);
+ wake_up(&osb->osb_mount_event);
+ ocfs2_free_replay_slots(osb);
+ ocfs2_dismount_volume(sb, 1);
+ goto out;
- if (status)
- mlog_errno(status);
-
- if (osb) {
- atomic_set(&osb->vol_state, VOLUME_DISABLED);
- wake_up(&osb->osb_mount_event);
- ocfs2_dismount_volume(sb, 1);
- }
+out_debugfs:
+ debugfs_remove_recursive(osb->osb_debug_root);
+out_super:
+ ocfs2_release_system_inodes(osb);
+ kfree(osb->recovery_map);
+ ocfs2_delete_osb(osb);
+ kfree(osb);
+out:
+ mlog_errno(status);
return status;
}
@@ -1787,11 +1785,10 @@ static int ocfs2_get_sector(struct super_block *sb,
static int ocfs2_mount_volume(struct super_block *sb)
{
int status = 0;
- int unlock_super = 0;
struct ocfs2_super *osb = OCFS2_SB(sb);
if (ocfs2_is_hard_readonly(osb))
- goto leave;
+ goto out;
mutex_init(&osb->obs_trim_fs_mutex);
@@ -1801,44 +1798,58 @@ static int ocfs2_mount_volume(struct super_block *sb)
if (status == -EBADR && ocfs2_userspace_stack(osb))
mlog(ML_ERROR, "couldn't mount because cluster name on"
" disk does not match the running cluster name.\n");
- goto leave;
+ goto out;
}
status = ocfs2_super_lock(osb, 1);
if (status < 0) {
mlog_errno(status);
- goto leave;
+ goto out_dlm;
}
- unlock_super = 1;
/* This will load up the node map and add ourselves to it. */
status = ocfs2_find_slot(osb);
if (status < 0) {
mlog_errno(status);
- goto leave;
+ goto out_super_lock;
}
/* load all node-local system inodes */
status = ocfs2_init_local_system_inodes(osb);
if (status < 0) {
mlog_errno(status);
- goto leave;
+ goto out_super_lock;
}
status = ocfs2_check_volume(osb);
if (status < 0) {
mlog_errno(status);
- goto leave;
+ goto out_system_inodes;
}
status = ocfs2_truncate_log_init(osb);
- if (status < 0)
+ if (status < 0) {
mlog_errno(status);
+ goto out_check_volume;
+ }
-leave:
- if (unlock_super)
- ocfs2_super_unlock(osb, 1);
+ ocfs2_super_unlock(osb, 1);
+ return 0;
+out_check_volume:
+ ocfs2_free_replay_slots(osb);
+out_system_inodes:
+ if (osb->local_alloc_state == OCFS2_LA_ENABLED)
+ ocfs2_shutdown_local_alloc(osb);
+ ocfs2_release_system_inodes(osb);
+ /* before journal shutdown, we should release slot_info */
+ ocfs2_free_slot_info(osb);
+ ocfs2_journal_shutdown(osb);
+out_super_lock:
+ ocfs2_super_unlock(osb, 1);
+out_dlm:
+ ocfs2_dlm_shutdown(osb, 0);
+out:
return status;
}
@@ -1911,8 +1922,7 @@ static void ocfs2_dismount_volume(struct super_block *sb, int mnt_err)
!ocfs2_is_hard_readonly(osb))
hangup_needed = 1;
- if (osb->cconn)
- ocfs2_dlm_shutdown(osb, hangup_needed);
+ ocfs2_dlm_shutdown(osb, hangup_needed);
ocfs2_blockcheck_stats_debugfs_remove(&osb->osb_ecc_stats);
debugfs_remove_recursive(osb->osb_debug_root);
diff --git a/fs/orangefs/orangefs-debugfs.c b/fs/orangefs/orangefs-debugfs.c
index 29eaa45..1b508f5 100644
--- a/fs/orangefs/orangefs-debugfs.c
+++ b/fs/orangefs/orangefs-debugfs.c
@@ -194,15 +194,10 @@ void orangefs_debugfs_init(int debug_mask)
*/
static void orangefs_kernel_debug_init(void)
{
- int rc = -ENOMEM;
- char *k_buffer = NULL;
+ static char k_buffer[ORANGEFS_MAX_DEBUG_STRING_LEN] = { };
gossip_debug(GOSSIP_DEBUGFS_DEBUG, "%s: start\n", __func__);
- k_buffer = kzalloc(ORANGEFS_MAX_DEBUG_STRING_LEN, GFP_KERNEL);
- if (!k_buffer)
- goto out;
-
if (strlen(kernel_debug_string) + 1 < ORANGEFS_MAX_DEBUG_STRING_LEN) {
strcpy(k_buffer, kernel_debug_string);
strcat(k_buffer, "\n");
@@ -213,15 +208,14 @@ static void orangefs_kernel_debug_init(void)
debugfs_create_file(ORANGEFS_KMOD_DEBUG_FILE, 0444, debug_dir, k_buffer,
&kernel_debug_fops);
-
-out:
- gossip_debug(GOSSIP_DEBUGFS_DEBUG, "%s: rc:%d:\n", __func__, rc);
}
void orangefs_debugfs_cleanup(void)
{
debugfs_remove_recursive(debug_dir);
+ kfree(debug_help_string);
+ debug_help_string = NULL;
}
/* open ORANGEFS_KMOD_DEBUG_HELP_FILE */
@@ -297,18 +291,13 @@ static int help_show(struct seq_file *m, void *v)
/*
* initialize the client-debug file.
*/
-static int orangefs_client_debug_init(void)
+static void orangefs_client_debug_init(void)
{
- int rc = -ENOMEM;
- char *c_buffer = NULL;
+ static char c_buffer[ORANGEFS_MAX_DEBUG_STRING_LEN] = { };
gossip_debug(GOSSIP_DEBUGFS_DEBUG, "%s: start\n", __func__);
- c_buffer = kzalloc(ORANGEFS_MAX_DEBUG_STRING_LEN, GFP_KERNEL);
- if (!c_buffer)
- goto out;
-
if (strlen(client_debug_string) + 1 < ORANGEFS_MAX_DEBUG_STRING_LEN) {
strcpy(c_buffer, client_debug_string);
strcat(c_buffer, "\n");
@@ -322,13 +311,6 @@ static int orangefs_client_debug_init(void)
debug_dir,
c_buffer,
&kernel_debug_fops);
-
- rc = 0;
-
-out:
-
- gossip_debug(GOSSIP_DEBUGFS_DEBUG, "%s: rc:%d:\n", __func__, rc);
- return rc;
}
/* open ORANGEFS_KMOD_DEBUG_FILE or ORANGEFS_CLIENT_DEBUG_FILE.*/
@@ -671,6 +653,7 @@ int orangefs_prepare_debugfs_help_string(int at_boot)
memset(debug_help_string, 0, DEBUG_HELP_STRING_SIZE);
strlcat(debug_help_string, new, string_size);
mutex_unlock(&orangefs_help_file_lock);
+ kfree(new);
}
rc = 0;
diff --git a/fs/orangefs/orangefs-mod.c b/fs/orangefs/orangefs-mod.c
index c010c1f..6aa7a23 100644
--- a/fs/orangefs/orangefs-mod.c
+++ b/fs/orangefs/orangefs-mod.c
@@ -141,7 +141,7 @@ static int __init orangefs_init(void)
gossip_err("%s: could not initialize device subsystem %d!\n",
__func__,
ret);
- goto cleanup_device;
+ goto cleanup_sysfs;
}
ret = register_filesystem(&orangefs_fs_type);
@@ -153,11 +153,11 @@ static int __init orangefs_init(void)
goto out;
}
- orangefs_sysfs_exit();
-
-cleanup_device:
orangefs_dev_cleanup();
+cleanup_sysfs:
+ orangefs_sysfs_exit();
+
sysfs_init_failed:
orangefs_debugfs_cleanup();
diff --git a/fs/overlayfs/dir.c b/fs/overlayfs/dir.c
index 7a70ace..445ec31 100644
--- a/fs/overlayfs/dir.c
+++ b/fs/overlayfs/dir.c
@@ -557,29 +557,43 @@ static int ovl_create_or_link(struct dentry *dentry, struct inode *inode,
goto out_revert_creds;
}
- err = -ENOMEM;
- override_cred = prepare_creds();
- if (override_cred) {
+ if (!attr->hardlink) {
+ err = -ENOMEM;
+ override_cred = prepare_creds();
+ if (!override_cred)
+ goto out_revert_creds;
+ /*
+ * In the creation cases(create, mkdir, mknod, symlink),
+ * ovl should transfer current's fs{u,g}id to underlying
+ * fs. Because underlying fs want to initialize its new
+ * inode owner using current's fs{u,g}id. And in this
+ * case, the @inode is a new inode that is initialized
+ * in inode_init_owner() to current's fs{u,g}id. So use
+ * the inode's i_{u,g}id to override the cred's fs{u,g}id.
+ *
+ * But in the other hardlink case, ovl_link() does not
+ * create a new inode, so just use the ovl mounter's
+ * fs{u,g}id.
+ */
override_cred->fsuid = inode->i_uid;
override_cred->fsgid = inode->i_gid;
- if (!attr->hardlink) {
- err = security_dentry_create_files_as(dentry,
- attr->mode, &dentry->d_name,
- old_cred ? old_cred : current_cred(),
- override_cred);
- if (err) {
- put_cred(override_cred);
- goto out_revert_creds;
- }
+ err = security_dentry_create_files_as(dentry,
+ attr->mode, &dentry->d_name,
+ old_cred ? old_cred : current_cred(),
+ override_cred);
+ if (err) {
+ put_cred(override_cred);
+ goto out_revert_creds;
}
hold_cred = override_creds(override_cred);
put_cred(override_cred);
-
- if (!ovl_dentry_is_whiteout(dentry))
- err = ovl_create_upper(dentry, inode, attr);
- else
- err = ovl_create_over_whiteout(dentry, inode, attr);
}
+
+ if (!ovl_dentry_is_whiteout(dentry))
+ err = ovl_create_upper(dentry, inode, attr);
+ else
+ err = ovl_create_over_whiteout(dentry, inode, attr);
+
out_revert_creds:
ovl_revert_creds(dentry->d_sb, old_cred ?: hold_cred);
if (old_cred && hold_cred)
diff --git a/fs/pnode.c b/fs/pnode.c
index f6cf374..6e03917a 100644
--- a/fs/pnode.c
+++ b/fs/pnode.c
@@ -244,7 +244,7 @@ static int propagate_one(struct mount *m)
}
do {
struct mount *parent = last_source->mnt_parent;
- if (last_source == first_source)
+ if (peers(last_source, first_source))
break;
done = parent->mnt_master == p;
if (done && peers(n, parent))
diff --git a/fs/pstore/Kconfig b/fs/pstore/Kconfig
index 8f0369a..9fe46cc 100644
--- a/fs/pstore/Kconfig
+++ b/fs/pstore/Kconfig
@@ -118,6 +118,7 @@
config PSTORE_PMSG
bool "Log user space messages"
depends on PSTORE
+ select RT_MUTEXES
help
When the option is enabled, pstore will export a character
interface /dev/pmsg0 to log user space messages. On reboot
diff --git a/fs/pstore/pmsg.c b/fs/pstore/pmsg.c
index d8542ec..18cf94b 100644
--- a/fs/pstore/pmsg.c
+++ b/fs/pstore/pmsg.c
@@ -7,9 +7,10 @@
#include <linux/device.h>
#include <linux/fs.h>
#include <linux/uaccess.h>
+#include <linux/rtmutex.h>
#include "internal.h"
-static DEFINE_MUTEX(pmsg_lock);
+static DEFINE_RT_MUTEX(pmsg_lock);
static ssize_t write_pmsg(struct file *file, const char __user *buf,
size_t count, loff_t *ppos)
@@ -28,9 +29,9 @@ static ssize_t write_pmsg(struct file *file, const char __user *buf,
if (!access_ok(buf, count))
return -EFAULT;
- mutex_lock(&pmsg_lock);
+ rt_mutex_lock(&pmsg_lock);
ret = psinfo->write_user(&record, buf);
- mutex_unlock(&pmsg_lock);
+ rt_mutex_unlock(&pmsg_lock);
return ret ? ret : count;
}
diff --git a/fs/pstore/ram.c b/fs/pstore/ram.c
index 013486b..65cbc8a 100644
--- a/fs/pstore/ram.c
+++ b/fs/pstore/ram.c
@@ -759,6 +759,7 @@ static int ramoops_probe(struct platform_device *pdev)
/* Make sure we didn't get bogus platform data pointer. */
if (!pdata) {
pr_err("NULL platform data\n");
+ err = -EINVAL;
goto fail_out;
}
@@ -766,6 +767,7 @@ static int ramoops_probe(struct platform_device *pdev)
!pdata->ftrace_size && !pdata->pmsg_size)) {
pr_err("The memory size and the record/console size must be "
"non-zero\n");
+ err = -EINVAL;
goto fail_out;
}
diff --git a/fs/pstore/ram_core.c b/fs/pstore/ram_core.c
index 1f4d8c0..286340f 100644
--- a/fs/pstore/ram_core.c
+++ b/fs/pstore/ram_core.c
@@ -427,7 +427,11 @@ static void *persistent_ram_vmap(phys_addr_t start, size_t size,
phys_addr_t addr = page_start + i * PAGE_SIZE;
pages[i] = pfn_to_page(addr >> PAGE_SHIFT);
}
- vaddr = vmap(pages, page_count, VM_MAP, prot);
+ /*
+ * VM_IOREMAP used here to bypass this region during vread()
+ * and kmap_atomic() (i.e. kcore) to avoid __va() failures.
+ */
+ vaddr = vmap(pages, page_count, VM_MAP | VM_IOREMAP, prot);
kfree(pages);
/*
diff --git a/fs/quota/dquot.c b/fs/quota/dquot.c
index dc5f865..1d652af 100644
--- a/fs/quota/dquot.c
+++ b/fs/quota/dquot.c
@@ -2306,28 +2306,62 @@ EXPORT_SYMBOL(dquot_quota_off);
* Turn quotas on on a device
*/
-/*
- * Helper function to turn quotas on when we already have the inode of
- * quota file and no quota information is loaded.
- */
-static int vfs_load_quota_inode(struct inode *inode, int type, int format_id,
+static int vfs_setup_quota_inode(struct inode *inode, int type)
+{
+ struct super_block *sb = inode->i_sb;
+ struct quota_info *dqopt = sb_dqopt(sb);
+
+ if (is_bad_inode(inode))
+ return -EUCLEAN;
+ if (!S_ISREG(inode->i_mode))
+ return -EACCES;
+ if (IS_RDONLY(inode))
+ return -EROFS;
+ if (sb_has_quota_loaded(sb, type))
+ return -EBUSY;
+
+ dqopt->files[type] = igrab(inode);
+ if (!dqopt->files[type])
+ return -EIO;
+ if (!(dqopt->flags & DQUOT_QUOTA_SYS_FILE)) {
+ /* We don't want quota and atime on quota files (deadlocks
+ * possible) Also nobody should write to the file - we use
+ * special IO operations which ignore the immutable bit. */
+ inode_lock(inode);
+ inode->i_flags |= S_NOQUOTA;
+ inode_unlock(inode);
+ /*
+ * When S_NOQUOTA is set, remove dquot references as no more
+ * references can be added
+ */
+ __dquot_drop(inode);
+ }
+ return 0;
+}
+
+static void vfs_cleanup_quota_inode(struct super_block *sb, int type)
+{
+ struct quota_info *dqopt = sb_dqopt(sb);
+ struct inode *inode = dqopt->files[type];
+
+ if (!(dqopt->flags & DQUOT_QUOTA_SYS_FILE)) {
+ inode_lock(inode);
+ inode->i_flags &= ~S_NOQUOTA;
+ inode_unlock(inode);
+ }
+ dqopt->files[type] = NULL;
+ iput(inode);
+}
+
+int dquot_load_quota_sb(struct super_block *sb, int type, int format_id,
unsigned int flags)
{
struct quota_format_type *fmt = find_quota_format(format_id);
- struct super_block *sb = inode->i_sb;
struct quota_info *dqopt = sb_dqopt(sb);
int error;
if (!fmt)
return -ESRCH;
- if (!S_ISREG(inode->i_mode)) {
- error = -EACCES;
- goto out_fmt;
- }
- if (IS_RDONLY(inode)) {
- error = -EROFS;
- goto out_fmt;
- }
if (!sb->s_op->quota_write || !sb->s_op->quota_read ||
(type == PRJQUOTA && sb->dq_op->get_projid == NULL)) {
error = -EINVAL;
@@ -2359,27 +2393,9 @@ static int vfs_load_quota_inode(struct inode *inode, int type, int format_id,
invalidate_bdev(sb->s_bdev);
}
- if (!(dqopt->flags & DQUOT_QUOTA_SYS_FILE)) {
- /* We don't want quota and atime on quota files (deadlocks
- * possible) Also nobody should write to the file - we use
- * special IO operations which ignore the immutable bit. */
- inode_lock(inode);
- inode->i_flags |= S_NOQUOTA;
- inode_unlock(inode);
- /*
- * When S_NOQUOTA is set, remove dquot references as no more
- * references can be added
- */
- __dquot_drop(inode);
- }
-
- error = -EIO;
- dqopt->files[type] = igrab(inode);
- if (!dqopt->files[type])
- goto out_file_flags;
error = -EINVAL;
if (!fmt->qf_ops->check_quota_file(sb, type))
- goto out_file_init;
+ goto out_fmt;
dqopt->ops[type] = fmt->qf_ops;
dqopt->info[type].dqi_format = fmt;
@@ -2387,7 +2403,7 @@ static int vfs_load_quota_inode(struct inode *inode, int type, int format_id,
INIT_LIST_HEAD(&dqopt->info[type].dqi_dirty_list);
error = dqopt->ops[type]->read_file_info(sb, type);
if (error < 0)
- goto out_file_init;
+ goto out_fmt;
if (dqopt->flags & DQUOT_QUOTA_SYS_FILE) {
spin_lock(&dq_data_lock);
dqopt->info[type].dqi_flags |= DQF_SYS_FILE;
@@ -2402,18 +2418,30 @@ static int vfs_load_quota_inode(struct inode *inode, int type, int format_id,
dquot_disable(sb, type, flags);
return error;
-out_file_init:
- dqopt->files[type] = NULL;
- iput(inode);
-out_file_flags:
- inode_lock(inode);
- inode->i_flags &= ~S_NOQUOTA;
- inode_unlock(inode);
out_fmt:
put_quota_format(fmt);
return error;
}
+EXPORT_SYMBOL(dquot_load_quota_sb);
+
+/*
+ * Helper function to turn quotas on when we already have the inode of
+ * quota file and no quota information is loaded.
+ */
+static int vfs_load_quota_inode(struct inode *inode, int type, int format_id,
+ unsigned int flags)
+{
+ int err;
+
+ err = vfs_setup_quota_inode(inode, type);
+ if (err < 0)
+ return err;
+ err = dquot_load_quota_sb(inode->i_sb, type, format_id, flags);
+ if (err < 0)
+ vfs_cleanup_quota_inode(inode->i_sb, type);
+ return err;
+}
/* Reenable quotas on remount RW */
int dquot_resume(struct super_block *sb, int type)
diff --git a/fs/reiserfs/namei.c b/fs/reiserfs/namei.c
index 959a066..2843b7c 100644
--- a/fs/reiserfs/namei.c
+++ b/fs/reiserfs/namei.c
@@ -695,6 +695,7 @@ static int reiserfs_create(struct inode *dir, struct dentry *dentry, umode_t mod
out_failed:
reiserfs_write_unlock(dir->i_sb);
+ reiserfs_security_free(&security);
return retval;
}
@@ -778,6 +779,7 @@ static int reiserfs_mknod(struct inode *dir, struct dentry *dentry, umode_t mode
out_failed:
reiserfs_write_unlock(dir->i_sb);
+ reiserfs_security_free(&security);
return retval;
}
@@ -876,6 +878,7 @@ static int reiserfs_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode
retval = journal_end(&th);
out_failed:
reiserfs_write_unlock(dir->i_sb);
+ reiserfs_security_free(&security);
return retval;
}
@@ -1191,6 +1194,7 @@ static int reiserfs_symlink(struct inode *parent_dir,
retval = journal_end(&th);
out_failed:
reiserfs_write_unlock(parent_dir->i_sb);
+ reiserfs_security_free(&security);
return retval;
}
diff --git a/fs/reiserfs/xattr_security.c b/fs/reiserfs/xattr_security.c
index eedfa07..ba6355b 100644
--- a/fs/reiserfs/xattr_security.c
+++ b/fs/reiserfs/xattr_security.c
@@ -50,6 +50,7 @@ int reiserfs_security_init(struct inode *dir, struct inode *inode,
int error;
sec->name = NULL;
+ sec->value = NULL;
/* Don't add selinux attributes on xattrs - they'll never get used */
if (IS_PRIVATE(dir))
@@ -95,7 +96,6 @@ int reiserfs_security_write(struct reiserfs_transaction_handle *th,
void reiserfs_security_free(struct reiserfs_security_handle *sec)
{
- kfree(sec->name);
kfree(sec->value);
sec->name = NULL;
sec->value = NULL;
diff --git a/fs/sysv/itree.c b/fs/sysv/itree.c
index bcb67b0..31f6605 100644
--- a/fs/sysv/itree.c
+++ b/fs/sysv/itree.c
@@ -438,7 +438,7 @@ static unsigned sysv_nblocks(struct super_block *s, loff_t size)
res += blocks;
direct = 1;
}
- return blocks;
+ return res;
}
int sysv_getattr(const struct path *path, struct kstat *stat,
diff --git a/fs/udf/inode.c b/fs/udf/inode.c
index 639aabf..37a6bbd 100644
--- a/fs/udf/inode.c
+++ b/fs/udf/inode.c
@@ -441,6 +441,12 @@ static int udf_get_block(struct inode *inode, sector_t block,
iinfo->i_next_alloc_goal++;
}
+ /*
+ * Block beyond EOF and prealloc extents? Just discard preallocation
+ * as it is not useful and complicates things.
+ */
+ if (((loff_t)block) << inode->i_blkbits > iinfo->i_lenExtents)
+ udf_discard_prealloc(inode);
udf_clear_extent_cache(inode);
phys = inode_getblk(inode, block, &err, &new);
if (!phys)
@@ -490,8 +496,6 @@ static int udf_do_extend_file(struct inode *inode,
uint32_t add;
int count = 0, fake = !(last_ext->extLength & UDF_EXTENT_LENGTH_MASK);
struct super_block *sb = inode->i_sb;
- struct kernel_lb_addr prealloc_loc = {};
- uint32_t prealloc_len = 0;
struct udf_inode_info *iinfo;
int err;
@@ -512,19 +516,6 @@ static int udf_do_extend_file(struct inode *inode,
~(sb->s_blocksize - 1);
}
- /* Last extent are just preallocated blocks? */
- if ((last_ext->extLength & UDF_EXTENT_FLAG_MASK) ==
- EXT_NOT_RECORDED_ALLOCATED) {
- /* Save the extent so that we can reattach it to the end */
- prealloc_loc = last_ext->extLocation;
- prealloc_len = last_ext->extLength;
- /* Mark the extent as a hole */
- last_ext->extLength = EXT_NOT_RECORDED_NOT_ALLOCATED |
- (last_ext->extLength & UDF_EXTENT_LENGTH_MASK);
- last_ext->extLocation.logicalBlockNum = 0;
- last_ext->extLocation.partitionReferenceNum = 0;
- }
-
/* Can we merge with the previous extent? */
if ((last_ext->extLength & UDF_EXTENT_FLAG_MASK) ==
EXT_NOT_RECORDED_NOT_ALLOCATED) {
@@ -552,7 +543,7 @@ static int udf_do_extend_file(struct inode *inode,
* more extents, we may need to enter possible following
* empty indirect extent.
*/
- if (new_block_bytes || prealloc_len)
+ if (new_block_bytes)
udf_next_aext(inode, last_pos, &tmploc, &tmplen, 0);
}
@@ -586,17 +577,6 @@ static int udf_do_extend_file(struct inode *inode,
}
out:
- /* Do we have some preallocated blocks saved? */
- if (prealloc_len) {
- err = udf_add_aext(inode, last_pos, &prealloc_loc,
- prealloc_len, 1);
- if (err)
- return err;
- last_ext->extLocation = prealloc_loc;
- last_ext->extLength = prealloc_len;
- count++;
- }
-
/* last_pos should point to the last written extent... */
if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_SHORT)
last_pos->offset -= sizeof(struct short_ad);
@@ -612,13 +592,17 @@ static int udf_do_extend_file(struct inode *inode,
static void udf_do_extend_final_block(struct inode *inode,
struct extent_position *last_pos,
struct kernel_long_ad *last_ext,
- uint32_t final_block_len)
+ uint32_t new_elen)
{
- struct super_block *sb = inode->i_sb;
uint32_t added_bytes;
- added_bytes = final_block_len -
- (last_ext->extLength & (sb->s_blocksize - 1));
+ /*
+ * Extent already large enough? It may be already rounded up to block
+ * size...
+ */
+ if (new_elen <= (last_ext->extLength & UDF_EXTENT_LENGTH_MASK))
+ return;
+ added_bytes = new_elen - (last_ext->extLength & UDF_EXTENT_LENGTH_MASK);
last_ext->extLength += added_bytes;
UDF_I(inode)->i_lenExtents += added_bytes;
@@ -635,12 +619,12 @@ static int udf_extend_file(struct inode *inode, loff_t newsize)
int8_t etype;
struct super_block *sb = inode->i_sb;
sector_t first_block = newsize >> sb->s_blocksize_bits, offset;
- unsigned long partial_final_block;
+ loff_t new_elen;
int adsize;
struct udf_inode_info *iinfo = UDF_I(inode);
struct kernel_long_ad extent;
int err = 0;
- int within_final_block;
+ bool within_last_ext;
if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_SHORT)
adsize = sizeof(struct short_ad);
@@ -649,8 +633,17 @@ static int udf_extend_file(struct inode *inode, loff_t newsize)
else
BUG();
+ /*
+ * When creating hole in file, just don't bother with preserving
+ * preallocation. It likely won't be very useful anyway.
+ */
+ udf_discard_prealloc(inode);
+
etype = inode_bmap(inode, first_block, &epos, &eloc, &elen, &offset);
- within_final_block = (etype != -1);
+ within_last_ext = (etype != -1);
+ /* We don't expect extents past EOF... */
+ WARN_ON_ONCE(within_last_ext &&
+ elen > ((loff_t)offset + 1) << inode->i_blkbits);
if ((!epos.bh && epos.offset == udf_file_entry_alloc_offset(inode)) ||
(epos.bh && epos.offset == sizeof(struct allocExtDesc))) {
@@ -666,19 +659,17 @@ static int udf_extend_file(struct inode *inode, loff_t newsize)
extent.extLength |= etype << 30;
}
- partial_final_block = newsize & (sb->s_blocksize - 1);
+ new_elen = ((loff_t)offset << inode->i_blkbits) |
+ (newsize & (sb->s_blocksize - 1));
/* File has extent covering the new size (could happen when extending
* inside a block)?
*/
- if (within_final_block) {
+ if (within_last_ext) {
/* Extending file within the last file block */
- udf_do_extend_final_block(inode, &epos, &extent,
- partial_final_block);
+ udf_do_extend_final_block(inode, &epos, &extent, new_elen);
} else {
- loff_t add = ((loff_t)offset << sb->s_blocksize_bits) |
- partial_final_block;
- err = udf_do_extend_file(inode, &epos, &extent, add);
+ err = udf_do_extend_file(inode, &epos, &extent, new_elen);
}
if (err < 0)
@@ -779,10 +770,11 @@ static sector_t inode_getblk(struct inode *inode, sector_t block,
goto out_free;
}
- /* Are we beyond EOF? */
+ /* Are we beyond EOF and preallocated extent? */
if (etype == -1) {
int ret;
loff_t hole_len;
+
isBeyondEOF = true;
if (count) {
if (c)
diff --git a/fs/udf/namei.c b/fs/udf/namei.c
index 1f418d6..c062b41 100644
--- a/fs/udf/namei.c
+++ b/fs/udf/namei.c
@@ -1091,8 +1091,9 @@ static int udf_rename(struct inode *old_dir, struct dentry *old_dentry,
return -EINVAL;
ofi = udf_find_entry(old_dir, &old_dentry->d_name, &ofibh, &ocfi);
- if (IS_ERR(ofi)) {
- retval = PTR_ERR(ofi);
+ if (!ofi || IS_ERR(ofi)) {
+ if (IS_ERR(ofi))
+ retval = PTR_ERR(ofi);
goto end_rename;
}
@@ -1101,8 +1102,7 @@ static int udf_rename(struct inode *old_dir, struct dentry *old_dentry,
brelse(ofibh.sbh);
tloc = lelb_to_cpu(ocfi.icb.extLocation);
- if (!ofi || udf_get_lb_pblock(old_dir->i_sb, &tloc, 0)
- != old_inode->i_ino)
+ if (udf_get_lb_pblock(old_dir->i_sb, &tloc, 0) != old_inode->i_ino)
goto end_rename;
nfi = udf_find_entry(new_dir, &new_dentry->d_name, &nfibh, &ncfi);
diff --git a/fs/udf/truncate.c b/fs/udf/truncate.c
index 63a47f1..fd3e4a8 100644
--- a/fs/udf/truncate.c
+++ b/fs/udf/truncate.c
@@ -120,60 +120,42 @@ void udf_truncate_tail_extent(struct inode *inode)
void udf_discard_prealloc(struct inode *inode)
{
- struct extent_position epos = { NULL, 0, {0, 0} };
+ struct extent_position epos = {};
+ struct extent_position prev_epos = {};
struct kernel_lb_addr eloc;
uint32_t elen;
uint64_t lbcount = 0;
int8_t etype = -1, netype;
- int adsize;
struct udf_inode_info *iinfo = UDF_I(inode);
+ int bsize = 1 << inode->i_blkbits;
if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_IN_ICB ||
- inode->i_size == iinfo->i_lenExtents)
+ ALIGN(inode->i_size, bsize) == ALIGN(iinfo->i_lenExtents, bsize))
return;
- if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_SHORT)
- adsize = sizeof(struct short_ad);
- else if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_LONG)
- adsize = sizeof(struct long_ad);
- else
- adsize = 0;
-
epos.block = iinfo->i_location;
/* Find the last extent in the file */
- while ((netype = udf_next_aext(inode, &epos, &eloc, &elen, 1)) != -1) {
- etype = netype;
+ while ((netype = udf_next_aext(inode, &epos, &eloc, &elen, 0)) != -1) {
+ brelse(prev_epos.bh);
+ prev_epos = epos;
+ if (prev_epos.bh)
+ get_bh(prev_epos.bh);
+
+ etype = udf_next_aext(inode, &epos, &eloc, &elen, 1);
lbcount += elen;
}
if (etype == (EXT_NOT_RECORDED_ALLOCATED >> 30)) {
- epos.offset -= adsize;
lbcount -= elen;
- extent_trunc(inode, &epos, &eloc, etype, elen, 0);
- if (!epos.bh) {
- iinfo->i_lenAlloc =
- epos.offset -
- udf_file_entry_alloc_offset(inode);
- mark_inode_dirty(inode);
- } else {
- struct allocExtDesc *aed =
- (struct allocExtDesc *)(epos.bh->b_data);
- aed->lengthAllocDescs =
- cpu_to_le32(epos.offset -
- sizeof(struct allocExtDesc));
- if (!UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_STRICT) ||
- UDF_SB(inode->i_sb)->s_udfrev >= 0x0201)
- udf_update_tag(epos.bh->b_data, epos.offset);
- else
- udf_update_tag(epos.bh->b_data,
- sizeof(struct allocExtDesc));
- mark_buffer_dirty_inode(epos.bh, inode);
- }
+ udf_delete_aext(inode, prev_epos);
+ udf_free_blocks(inode->i_sb, inode, &eloc, 0,
+ DIV_ROUND_UP(elen, 1 << inode->i_blkbits));
}
/* This inode entry is in-memory only and thus we don't have to mark
* the inode dirty */
iinfo->i_lenExtents = lbcount;
brelse(epos.bh);
+ brelse(prev_epos.bh);
}
static void udf_update_alloc_ext_desc(struct inode *inode,
diff --git a/fs/xattr.c b/fs/xattr.c
index fb2a563..b285507 100644
--- a/fs/xattr.c
+++ b/fs/xattr.c
@@ -1013,7 +1013,7 @@ static int xattr_list_one(char **buffer, ssize_t *remaining_size,
ssize_t simple_xattr_list(struct inode *inode, struct simple_xattrs *xattrs,
char *buffer, size_t size)
{
- bool trusted = capable(CAP_SYS_ADMIN);
+ bool trusted = ns_capable_noaudit(&init_user_ns, CAP_SYS_ADMIN);
struct simple_xattr *xattr;
ssize_t remaining_size = size;
int err = 0;
diff --git a/include/linux/debugfs.h b/include/linux/debugfs.h
index 7e4f156..d0238d3 100644
--- a/include/linux/debugfs.h
+++ b/include/linux/debugfs.h
@@ -39,7 +39,7 @@ struct debugfs_regset32 {
extern struct dentry *arch_debugfs_dir;
-#define DEFINE_DEBUGFS_ATTRIBUTE(__fops, __get, __set, __fmt) \
+#define DEFINE_DEBUGFS_ATTRIBUTE_XSIGNED(__fops, __get, __set, __fmt, __is_signed) \
static int __fops ## _open(struct inode *inode, struct file *file) \
{ \
__simple_attr_check_format(__fmt, 0ull); \
@@ -50,10 +50,16 @@ static const struct file_operations __fops = { \
.open = __fops ## _open, \
.release = simple_attr_release, \
.read = debugfs_attr_read, \
- .write = debugfs_attr_write, \
+ .write = (__is_signed) ? debugfs_attr_write_signed : debugfs_attr_write, \
.llseek = no_llseek, \
}
+#define DEFINE_DEBUGFS_ATTRIBUTE(__fops, __get, __set, __fmt) \
+ DEFINE_DEBUGFS_ATTRIBUTE_XSIGNED(__fops, __get, __set, __fmt, false)
+
+#define DEFINE_DEBUGFS_ATTRIBUTE_SIGNED(__fops, __get, __set, __fmt) \
+ DEFINE_DEBUGFS_ATTRIBUTE_XSIGNED(__fops, __get, __set, __fmt, true)
+
typedef struct vfsmount *(*debugfs_automount_t)(struct dentry *, void *);
#if defined(CONFIG_DEBUG_FS)
@@ -96,6 +102,8 @@ ssize_t debugfs_attr_read(struct file *file, char __user *buf,
size_t len, loff_t *ppos);
ssize_t debugfs_attr_write(struct file *file, const char __user *buf,
size_t len, loff_t *ppos);
+ssize_t debugfs_attr_write_signed(struct file *file, const char __user *buf,
+ size_t len, loff_t *ppos);
struct dentry *debugfs_rename(struct dentry *old_dir, struct dentry *old_dentry,
struct dentry *new_dir, const char *new_name);
@@ -245,6 +253,13 @@ static inline ssize_t debugfs_attr_write(struct file *file,
return -ENODEV;
}
+static inline ssize_t debugfs_attr_write_signed(struct file *file,
+ const char __user *buf,
+ size_t len, loff_t *ppos)
+{
+ return -ENODEV;
+}
+
static inline struct dentry *debugfs_rename(struct dentry *old_dir, struct dentry *old_dentry,
struct dentry *new_dir, char *new_name)
{
diff --git a/include/linux/devfreq.h b/include/linux/devfreq.h
index 2bae9ed..7535f86 100644
--- a/include/linux/devfreq.h
+++ b/include/linux/devfreq.h
@@ -121,10 +121,10 @@ struct devfreq_dev_profile {
* devfreq.nb to the corresponding register notifier call chain.
* @work: delayed work for load monitoring.
* @previous_freq: previously configured frequency value.
- * @data: Private data of the governor. The devfreq framework does not
- * touch this.
- * @min_freq: Limit minimum frequency requested by user (0: none)
- * @max_freq: Limit maximum frequency requested by user (0: none)
+ * @data: devfreq driver pass to governors, governor should not change it.
+ * @governor_data: private data for governors, devfreq core doesn't touch it.
+ * @min_freq: Limit minimum frequency requested by user (0: none)
+ * @max_freq: Limit maximum frequency requested by user (0: none)
* @scaling_min_freq: Limit minimum frequency requested by OPP interface
* @scaling_max_freq: Limit maximum frequency requested by OPP interface
* @stop_polling: devfreq polling status of a device.
@@ -159,7 +159,8 @@ struct devfreq {
unsigned long previous_freq;
struct devfreq_dev_status last_status;
- void *data; /* private data for governors */
+ void *data;
+ void *governor_data;
unsigned long min_freq;
unsigned long max_freq;
diff --git a/include/linux/eventfd.h b/include/linux/eventfd.h
index dc4fd8a..3482f93 100644
--- a/include/linux/eventfd.h
+++ b/include/linux/eventfd.h
@@ -61,7 +61,7 @@ static inline struct eventfd_ctx *eventfd_ctx_fdget(int fd)
return ERR_PTR(-ENOSYS);
}
-static inline int eventfd_signal(struct eventfd_ctx *ctx, int n)
+static inline int eventfd_signal(struct eventfd_ctx *ctx, __u64 n)
{
return -ENOSYS;
}
diff --git a/include/linux/fs.h b/include/linux/fs.h
index f62951b..9a1b087 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -3573,7 +3573,7 @@ void simple_transaction_set(struct file *file, size_t n);
* All attributes contain a text representation of a numeric value
* that are accessed with the get() and set() functions.
*/
-#define DEFINE_SIMPLE_ATTRIBUTE(__fops, __get, __set, __fmt) \
+#define DEFINE_SIMPLE_ATTRIBUTE_XSIGNED(__fops, __get, __set, __fmt, __is_signed) \
static int __fops ## _open(struct inode *inode, struct file *file) \
{ \
__simple_attr_check_format(__fmt, 0ull); \
@@ -3584,10 +3584,16 @@ static const struct file_operations __fops = { \
.open = __fops ## _open, \
.release = simple_attr_release, \
.read = simple_attr_read, \
- .write = simple_attr_write, \
+ .write = (__is_signed) ? simple_attr_write_signed : simple_attr_write, \
.llseek = generic_file_llseek, \
}
+#define DEFINE_SIMPLE_ATTRIBUTE(__fops, __get, __set, __fmt) \
+ DEFINE_SIMPLE_ATTRIBUTE_XSIGNED(__fops, __get, __set, __fmt, false)
+
+#define DEFINE_SIMPLE_ATTRIBUTE_SIGNED(__fops, __get, __set, __fmt) \
+ DEFINE_SIMPLE_ATTRIBUTE_XSIGNED(__fops, __get, __set, __fmt, true)
+
static inline __printf(1, 2)
void __simple_attr_check_format(const char *fmt, ...)
{
@@ -3602,6 +3608,8 @@ ssize_t simple_attr_read(struct file *file, char __user *buf,
size_t len, loff_t *ppos);
ssize_t simple_attr_write(struct file *file, const char __user *buf,
size_t len, loff_t *ppos);
+ssize_t simple_attr_write_signed(struct file *file, const char __user *buf,
+ size_t len, loff_t *ppos);
struct ctl_table;
int proc_nr_files(struct ctl_table *table, int write,
diff --git a/include/linux/highmem.h b/include/linux/highmem.h
index 9d6afc3..e32cf59 100644
--- a/include/linux/highmem.h
+++ b/include/linux/highmem.h
@@ -281,4 +281,22 @@ static inline void copy_highpage(struct page *to, struct page *from)
#endif
+static inline void memcpy_from_page(char *to, struct page *page,
+ size_t offset, size_t len)
+{
+ char *from = kmap_atomic(page);
+
+ memcpy(to, from + offset, len);
+ kunmap_atomic(from);
+}
+
+static inline void memcpy_to_page(struct page *page, size_t offset,
+ const char *from, size_t len)
+{
+ char *to = kmap_atomic(page);
+
+ memcpy(to + offset, from, len);
+ kunmap_atomic(to);
+}
+
#endif /* _LINUX_HIGHMEM_H */
diff --git a/include/linux/mbcache.h b/include/linux/mbcache.h
index 20f1e3f..591bc4c 100644
--- a/include/linux/mbcache.h
+++ b/include/linux/mbcache.h
@@ -10,16 +10,29 @@
struct mb_cache;
+/* Cache entry flags */
+enum {
+ MBE_REFERENCED_B = 0,
+ MBE_REUSABLE_B
+};
+
struct mb_cache_entry {
/* List of entries in cache - protected by cache->c_list_lock */
struct list_head e_list;
- /* Hash table list - protected by hash chain bitlock */
+ /*
+ * Hash table list - protected by hash chain bitlock. The entry is
+ * guaranteed to be hashed while e_refcnt > 0.
+ */
struct hlist_bl_node e_hash_list;
+ /*
+ * Entry refcount. Once it reaches zero, entry is unhashed and freed.
+ * While refcount > 0, the entry is guaranteed to stay in the hash and
+ * e.g. mb_cache_entry_try_delete() will fail.
+ */
atomic_t e_refcnt;
/* Key in hash - stable during lifetime of the entry */
u32 e_key;
- u32 e_referenced:1;
- u32 e_reusable:1;
+ unsigned long e_flags;
/* User provided value - stable during lifetime of the entry */
u64 e_value;
};
@@ -29,16 +42,24 @@ void mb_cache_destroy(struct mb_cache *cache);
int mb_cache_entry_create(struct mb_cache *cache, gfp_t mask, u32 key,
u64 value, bool reusable);
-void __mb_cache_entry_free(struct mb_cache_entry *entry);
-static inline int mb_cache_entry_put(struct mb_cache *cache,
- struct mb_cache_entry *entry)
+void __mb_cache_entry_free(struct mb_cache *cache,
+ struct mb_cache_entry *entry);
+void mb_cache_entry_wait_unused(struct mb_cache_entry *entry);
+static inline void mb_cache_entry_put(struct mb_cache *cache,
+ struct mb_cache_entry *entry)
{
- if (!atomic_dec_and_test(&entry->e_refcnt))
- return 0;
- __mb_cache_entry_free(entry);
- return 1;
+ unsigned int cnt = atomic_dec_return(&entry->e_refcnt);
+
+ if (cnt > 0) {
+ if (cnt <= 2)
+ wake_up_var(&entry->e_refcnt);
+ return;
+ }
+ __mb_cache_entry_free(cache, entry);
}
+struct mb_cache_entry *mb_cache_entry_delete_or_get(struct mb_cache *cache,
+ u32 key, u64 value);
void mb_cache_entry_delete(struct mb_cache *cache, u32 key, u64 value);
struct mb_cache_entry *mb_cache_entry_get(struct mb_cache *cache, u32 key,
u64 value);
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index aafbd1b..4f9af86 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -161,31 +161,38 @@ static inline bool dev_xmit_complete(int rc)
* (unsigned long) so they can be read and written atomically.
*/
+#define NET_DEV_STAT(FIELD) \
+ union { \
+ unsigned long FIELD; \
+ atomic_long_t __##FIELD; \
+ }
+
struct net_device_stats {
- unsigned long rx_packets;
- unsigned long tx_packets;
- unsigned long rx_bytes;
- unsigned long tx_bytes;
- unsigned long rx_errors;
- unsigned long tx_errors;
- unsigned long rx_dropped;
- unsigned long tx_dropped;
- unsigned long multicast;
- unsigned long collisions;
- unsigned long rx_length_errors;
- unsigned long rx_over_errors;
- unsigned long rx_crc_errors;
- unsigned long rx_frame_errors;
- unsigned long rx_fifo_errors;
- unsigned long rx_missed_errors;
- unsigned long tx_aborted_errors;
- unsigned long tx_carrier_errors;
- unsigned long tx_fifo_errors;
- unsigned long tx_heartbeat_errors;
- unsigned long tx_window_errors;
- unsigned long rx_compressed;
- unsigned long tx_compressed;
+ NET_DEV_STAT(rx_packets);
+ NET_DEV_STAT(tx_packets);
+ NET_DEV_STAT(rx_bytes);
+ NET_DEV_STAT(tx_bytes);
+ NET_DEV_STAT(rx_errors);
+ NET_DEV_STAT(tx_errors);
+ NET_DEV_STAT(rx_dropped);
+ NET_DEV_STAT(tx_dropped);
+ NET_DEV_STAT(multicast);
+ NET_DEV_STAT(collisions);
+ NET_DEV_STAT(rx_length_errors);
+ NET_DEV_STAT(rx_over_errors);
+ NET_DEV_STAT(rx_crc_errors);
+ NET_DEV_STAT(rx_frame_errors);
+ NET_DEV_STAT(rx_fifo_errors);
+ NET_DEV_STAT(rx_missed_errors);
+ NET_DEV_STAT(tx_aborted_errors);
+ NET_DEV_STAT(tx_carrier_errors);
+ NET_DEV_STAT(tx_fifo_errors);
+ NET_DEV_STAT(tx_heartbeat_errors);
+ NET_DEV_STAT(tx_window_errors);
+ NET_DEV_STAT(rx_compressed);
+ NET_DEV_STAT(tx_compressed);
};
+#undef NET_DEV_STAT
#include <linux/cache.h>
@@ -4956,4 +4963,9 @@ do { \
extern struct net_device *blackhole_netdev;
+/* Note: Avoid these macros in fast path, prefer per-cpu or per-queue counters. */
+#define DEV_STATS_INC(DEV, FIELD) atomic_long_inc(&(DEV)->stats.__##FIELD)
+#define DEV_STATS_ADD(DEV, FIELD, VAL) \
+ atomic_long_add((VAL), &(DEV)->stats.__##FIELD)
+
#endif /* _LINUX_NETDEVICE_H */
diff --git a/include/linux/nvme.h b/include/linux/nvme.h
index a260cd7..ff0ee07 100644
--- a/include/linux/nvme.h
+++ b/include/linux/nvme.h
@@ -7,6 +7,7 @@
#ifndef _LINUX_NVME_H
#define _LINUX_NVME_H
+#include <linux/bits.h>
#include <linux/types.h>
#include <linux/uuid.h>
@@ -107,8 +108,22 @@ enum {
NVME_REG_AQA = 0x0024, /* Admin Queue Attributes */
NVME_REG_ASQ = 0x0028, /* Admin SQ Base Address */
NVME_REG_ACQ = 0x0030, /* Admin CQ Base Address */
- NVME_REG_CMBLOC = 0x0038, /* Controller Memory Buffer Location */
+ NVME_REG_CMBLOC = 0x0038, /* Controller Memory Buffer Location */
NVME_REG_CMBSZ = 0x003c, /* Controller Memory Buffer Size */
+ NVME_REG_BPINFO = 0x0040, /* Boot Partition Information */
+ NVME_REG_BPRSEL = 0x0044, /* Boot Partition Read Select */
+ NVME_REG_BPMBL = 0x0048, /* Boot Partition Memory Buffer
+ * Location
+ */
+ NVME_REG_PMRCAP = 0x0e00, /* Persistent Memory Capabilities */
+ NVME_REG_PMRCTL = 0x0e04, /* Persistent Memory Region Control */
+ NVME_REG_PMRSTS = 0x0e08, /* Persistent Memory Region Status */
+ NVME_REG_PMREBS = 0x0e0c, /* Persistent Memory Region Elasticity
+ * Buffer Size
+ */
+ NVME_REG_PMRSWTP = 0x0e10, /* Persistent Memory Region Sustained
+ * Write Throughput
+ */
NVME_REG_DBS = 0x1000, /* SQ 0 Tail Doorbell */
};
@@ -295,6 +310,14 @@ enum {
NVME_CTRL_OACS_DIRECTIVES = 1 << 5,
NVME_CTRL_OACS_DBBUF_SUPP = 1 << 8,
NVME_CTRL_LPA_CMD_EFFECTS_LOG = 1 << 1,
+ NVME_CTRL_CTRATT_128_ID = 1 << 0,
+ NVME_CTRL_CTRATT_NON_OP_PSP = 1 << 1,
+ NVME_CTRL_CTRATT_NVM_SETS = 1 << 2,
+ NVME_CTRL_CTRATT_READ_RECV_LVLS = 1 << 3,
+ NVME_CTRL_CTRATT_ENDURANCE_GROUPS = 1 << 4,
+ NVME_CTRL_CTRATT_PREDICTABLE_LAT = 1 << 5,
+ NVME_CTRL_CTRATT_NAMESPACE_GRANULARITY = 1 << 7,
+ NVME_CTRL_CTRATT_UUID_LIST = 1 << 9,
};
struct nvme_lbaf {
@@ -352,6 +375,9 @@ enum {
NVME_ID_CNS_NS_PRESENT = 0x11,
NVME_ID_CNS_CTRL_NS_LIST = 0x12,
NVME_ID_CNS_CTRL_LIST = 0x13,
+ NVME_ID_CNS_SCNDRY_CTRL_LIST = 0x15,
+ NVME_ID_CNS_NS_GRANULARITY = 0x16,
+ NVME_ID_CNS_UUID_LIST = 0x17,
};
enum {
@@ -409,7 +435,8 @@ struct nvme_smart_log {
__u8 avail_spare;
__u8 spare_thresh;
__u8 percent_used;
- __u8 rsvd6[26];
+ __u8 endu_grp_crit_warn_sumry;
+ __u8 rsvd7[25];
__u8 data_units_read[16];
__u8 data_units_written[16];
__u8 host_reads[16];
@@ -423,7 +450,11 @@ struct nvme_smart_log {
__le32 warning_temp_time;
__le32 critical_comp_time;
__le16 temp_sensor[8];
- __u8 rsvd216[296];
+ __le32 thm_temp1_trans_count;
+ __le32 thm_temp2_trans_count;
+ __le32 thm_temp1_total_time;
+ __le32 thm_temp2_total_time;
+ __u8 rsvd232[280];
};
struct nvme_fw_slot_info_log {
@@ -439,7 +470,8 @@ enum {
NVME_CMD_EFFECTS_NCC = 1 << 2,
NVME_CMD_EFFECTS_NIC = 1 << 3,
NVME_CMD_EFFECTS_CCC = 1 << 4,
- NVME_CMD_EFFECTS_CSE_MASK = 3 << 16,
+ NVME_CMD_EFFECTS_CSE_MASK = GENMASK(18, 16),
+ NVME_CMD_EFFECTS_UUID_SEL = 1 << 19,
};
struct nvme_effects_log {
@@ -563,6 +595,7 @@ enum nvme_opcode {
nvme_cmd_compare = 0x05,
nvme_cmd_write_zeroes = 0x08,
nvme_cmd_dsm = 0x09,
+ nvme_cmd_verify = 0x0c,
nvme_cmd_resv_register = 0x0d,
nvme_cmd_resv_report = 0x0e,
nvme_cmd_resv_acquire = 0x11,
@@ -806,10 +839,14 @@ enum nvme_admin_opcode {
nvme_admin_ns_mgmt = 0x0d,
nvme_admin_activate_fw = 0x10,
nvme_admin_download_fw = 0x11,
+ nvme_admin_dev_self_test = 0x14,
nvme_admin_ns_attach = 0x15,
nvme_admin_keep_alive = 0x18,
nvme_admin_directive_send = 0x19,
nvme_admin_directive_recv = 0x1a,
+ nvme_admin_virtual_mgmt = 0x1c,
+ nvme_admin_nvme_mi_send = 0x1d,
+ nvme_admin_nvme_mi_recv = 0x1e,
nvme_admin_dbbuf = 0x7C,
nvme_admin_format_nvm = 0x80,
nvme_admin_security_send = 0x81,
@@ -873,6 +910,7 @@ enum {
NVME_FEAT_PLM_CONFIG = 0x13,
NVME_FEAT_PLM_WINDOW = 0x14,
NVME_FEAT_HOST_BEHAVIOR = 0x16,
+ NVME_FEAT_SANITIZE = 0x17,
NVME_FEAT_SW_PROGRESS = 0x80,
NVME_FEAT_HOST_ID = 0x81,
NVME_FEAT_RESV_MASK = 0x82,
@@ -883,6 +921,10 @@ enum {
NVME_LOG_FW_SLOT = 0x03,
NVME_LOG_CHANGED_NS = 0x04,
NVME_LOG_CMD_EFFECTS = 0x05,
+ NVME_LOG_DEVICE_SELF_TEST = 0x06,
+ NVME_LOG_TELEMETRY_HOST = 0x07,
+ NVME_LOG_TELEMETRY_CTRL = 0x08,
+ NVME_LOG_ENDURANCE_GROUP = 0x09,
NVME_LOG_ANA = 0x0c,
NVME_LOG_DISC = 0x70,
NVME_LOG_RESERVATION = 0x80,
@@ -1290,7 +1332,11 @@ enum {
NVME_SC_SGL_INVALID_OFFSET = 0x16,
NVME_SC_SGL_INVALID_SUBTYPE = 0x17,
+ NVME_SC_SANITIZE_FAILED = 0x1C,
+ NVME_SC_SANITIZE_IN_PROGRESS = 0x1D,
+
NVME_SC_NS_WRITE_PROTECTED = 0x20,
+ NVME_SC_CMD_INTERRUPTED = 0x21,
NVME_SC_LBA_RANGE = 0x80,
NVME_SC_CAP_EXCEEDED = 0x81,
@@ -1328,6 +1374,8 @@ enum {
NVME_SC_NS_NOT_ATTACHED = 0x11a,
NVME_SC_THIN_PROV_NOT_SUPP = 0x11b,
NVME_SC_CTRL_LIST_INVALID = 0x11c,
+ NVME_SC_BP_WRITE_PROHIBITED = 0x11e,
+ NVME_SC_PMR_SAN_PROHIBITED = 0x123,
/*
* I/O Command Set Specific - NVM commands:
diff --git a/include/linux/proc_fs.h b/include/linux/proc_fs.h
index 865d02c..b8d41d0 100644
--- a/include/linux/proc_fs.h
+++ b/include/linux/proc_fs.h
@@ -127,8 +127,10 @@ static inline void proc_remove(struct proc_dir_entry *de) {}
static inline int remove_proc_subtree(const char *name, struct proc_dir_entry *parent) { return 0; }
#define proc_create_net_data(name, mode, parent, ops, state_size, data) ({NULL;})
+#define proc_create_net_data_write(name, mode, parent, ops, write, state_size, data) ({NULL;})
#define proc_create_net(name, mode, parent, state_size, ops) ({NULL;})
#define proc_create_net_single(name, mode, parent, show, data) ({NULL;})
+#define proc_create_net_single_write(name, mode, parent, show, write, data) ({NULL;})
static inline struct pid *tgid_pidfd_to_pid(const struct file *file)
{
diff --git a/include/linux/quotaops.h b/include/linux/quotaops.h
index 91e0b76..ec10897 100644
--- a/include/linux/quotaops.h
+++ b/include/linux/quotaops.h
@@ -99,6 +99,8 @@ int dquot_file_open(struct inode *inode, struct file *file);
int dquot_enable(struct inode *inode, int type, int format_id,
unsigned int flags);
+int dquot_load_quota_sb(struct super_block *sb, int type, int format_id,
+ unsigned int flags);
int dquot_quota_on(struct super_block *sb, int type, int format_id,
const struct path *path);
int dquot_quota_on_mount(struct super_block *sb, char *qf_name,
diff --git a/include/linux/sunrpc/rpc_pipe_fs.h b/include/linux/sunrpc/rpc_pipe_fs.h
index e90b9bd..396de2e 100644
--- a/include/linux/sunrpc/rpc_pipe_fs.h
+++ b/include/linux/sunrpc/rpc_pipe_fs.h
@@ -94,6 +94,11 @@ extern ssize_t rpc_pipe_generic_upcall(struct file *, struct rpc_pipe_msg *,
char __user *, size_t);
extern int rpc_queue_upcall(struct rpc_pipe *, struct rpc_pipe_msg *);
+/* returns true if the msg is in-flight, i.e., already eaten by the peer */
+static inline bool rpc_msg_is_inflight(const struct rpc_pipe_msg *msg) {
+ return (msg->copied != 0 && list_empty(&msg->list));
+}
+
struct rpc_clnt;
extern struct dentry *rpc_create_client_dir(struct dentry *, const char *, struct rpc_clnt *);
extern int rpc_remove_client_dir(struct rpc_clnt *);
diff --git a/include/linux/timerqueue.h b/include/linux/timerqueue.h
index 9388408..adc80e2 100644
--- a/include/linux/timerqueue.h
+++ b/include/linux/timerqueue.h
@@ -35,7 +35,7 @@ struct timerqueue_node *timerqueue_getnext(struct timerqueue_head *head)
{
struct rb_node *leftmost = rb_first_cached(&head->rb_root);
- return rb_entry(leftmost, struct timerqueue_node, node);
+ return rb_entry_safe(leftmost, struct timerqueue_node, node);
}
static inline void timerqueue_init(struct timerqueue_node *node)
diff --git a/include/linux/tpm_eventlog.h b/include/linux/tpm_eventlog.h
index def3f61..6c79070 100644
--- a/include/linux/tpm_eventlog.h
+++ b/include/linux/tpm_eventlog.h
@@ -198,8 +198,8 @@ static __always_inline int __calc_tpm2_event_size(struct tcg_pcr_event2_head *ev
* The loop below will unmap these fields if the log is larger than
* one page, so save them here for reference:
*/
- count = READ_ONCE(event->count);
- event_type = READ_ONCE(event->event_type);
+ count = event->count;
+ event_type = event->event_type;
/* Verify that it's the log header */
if (event_header->pcr_idx != 0 ||
diff --git a/include/media/dvbdev.h b/include/media/dvbdev.h
index 5513258..73c1df58 100644
--- a/include/media/dvbdev.h
+++ b/include/media/dvbdev.h
@@ -126,6 +126,7 @@ struct dvb_adapter {
* struct dvb_device - represents a DVB device node
*
* @list_head: List head with all DVB devices
+ * @ref: reference counter
* @fops: pointer to struct file_operations
* @adapter: pointer to the adapter that holds this device node
* @type: type of the device, as defined by &enum dvb_device_type.
@@ -156,6 +157,7 @@ struct dvb_adapter {
*/
struct dvb_device {
struct list_head list_head;
+ struct kref ref;
const struct file_operations *fops;
struct dvb_adapter *adapter;
enum dvb_device_type type;
@@ -188,6 +190,20 @@ struct dvb_device {
};
/**
+ * dvb_device_get - Increase dvb_device reference
+ *
+ * @dvbdev: pointer to struct dvb_device
+ */
+struct dvb_device *dvb_device_get(struct dvb_device *dvbdev);
+
+/**
+ * dvb_device_put - Decrease dvb_device reference
+ *
+ * @dvbdev: pointer to struct dvb_device
+ */
+void dvb_device_put(struct dvb_device *dvbdev);
+
+/**
* dvb_register_adapter - Registers a new DVB adapter
*
* @adap: pointer to struct dvb_adapter
@@ -231,29 +247,17 @@ int dvb_register_device(struct dvb_adapter *adap,
/**
* dvb_remove_device - Remove a registered DVB device
*
- * This does not free memory. To do that, call dvb_free_device().
+ * This does not free memory. dvb_free_device() will do that when
+ * reference counter is empty
*
* @dvbdev: pointer to struct dvb_device
*/
void dvb_remove_device(struct dvb_device *dvbdev);
-/**
- * dvb_free_device - Free memory occupied by a DVB device.
- *
- * Call dvb_unregister_device() before calling this function.
- *
- * @dvbdev: pointer to struct dvb_device
- */
-void dvb_free_device(struct dvb_device *dvbdev);
/**
* dvb_unregister_device - Unregisters a DVB device
*
- * This is a combination of dvb_remove_device() and dvb_free_device().
- * Using this function is usually a mistake, and is often an indicator
- * for a use-after-free bug (when a userspace process keeps a file
- * handle to a detached device).
- *
* @dvbdev: pointer to struct dvb_device
*/
void dvb_unregister_device(struct dvb_device *dvbdev);
diff --git a/include/net/bonding.h b/include/net/bonding.h
index 1bee8fd..69ceb5b 100644
--- a/include/net/bonding.h
+++ b/include/net/bonding.h
@@ -205,7 +205,7 @@ struct bonding {
struct slave __rcu *curr_active_slave;
struct slave __rcu *current_arp_slave;
struct slave __rcu *primary_slave;
- struct bond_up_slave __rcu *slave_arr; /* Array of usable slaves */
+ struct bond_up_slave __rcu *usable_slaves; /* Array of usable slaves */
bool force_primary;
s32 slave_cnt; /* never change this value outside the attach/detach wrappers */
int (*recv_probe)(const struct sk_buff *, struct bonding *,
diff --git a/include/net/dst.h b/include/net/dst.h
index 433f7c1..34185e5 100644
--- a/include/net/dst.h
+++ b/include/net/dst.h
@@ -357,9 +357,8 @@ static inline void __skb_tunnel_rx(struct sk_buff *skb, struct net_device *dev,
static inline void skb_tunnel_rx(struct sk_buff *skb, struct net_device *dev,
struct net *net)
{
- /* TODO : stats should be SMP safe */
- dev->stats.rx_packets++;
- dev->stats.rx_bytes += skb->len;
+ DEV_STATS_INC(dev, rx_packets);
+ DEV_STATS_ADD(dev, rx_bytes, skb->len);
__skb_tunnel_rx(skb, dev, net);
}
diff --git a/include/net/mrp.h b/include/net/mrp.h
index ef58b4a..c6c5337 100644
--- a/include/net/mrp.h
+++ b/include/net/mrp.h
@@ -120,6 +120,7 @@ struct mrp_applicant {
struct sk_buff *pdu;
struct rb_root mad;
struct rcu_head rcu;
+ bool active;
};
struct mrp_port {
diff --git a/include/sound/hdaudio.h b/include/sound/hdaudio.h
index 44e57bc..749b1bc 100644
--- a/include/sound/hdaudio.h
+++ b/include/sound/hdaudio.h
@@ -555,6 +555,8 @@ int snd_hdac_stream_set_params(struct hdac_stream *azx_dev,
void snd_hdac_stream_start(struct hdac_stream *azx_dev, bool fresh_start);
void snd_hdac_stream_clear(struct hdac_stream *azx_dev);
void snd_hdac_stream_stop(struct hdac_stream *azx_dev);
+void snd_hdac_stop_streams(struct hdac_bus *bus);
+void snd_hdac_stop_streams_and_chip(struct hdac_bus *bus);
void snd_hdac_stream_reset(struct hdac_stream *azx_dev);
void snd_hdac_stream_sync_trigger(struct hdac_stream *azx_dev, bool set,
unsigned int streams, unsigned int reg);
diff --git a/include/sound/hdaudio_ext.h b/include/sound/hdaudio_ext.h
index 23dc8de..9144047 100644
--- a/include/sound/hdaudio_ext.h
+++ b/include/sound/hdaudio_ext.h
@@ -92,7 +92,6 @@ void snd_hdac_ext_stream_decouple_locked(struct hdac_bus *bus,
struct hdac_ext_stream *azx_dev, bool decouple);
void snd_hdac_ext_stream_decouple(struct hdac_bus *bus,
struct hdac_ext_stream *azx_dev, bool decouple);
-void snd_hdac_ext_stop_streams(struct hdac_bus *bus);
int snd_hdac_ext_stream_set_spib(struct hdac_bus *bus,
struct hdac_ext_stream *stream, u32 value);
diff --git a/include/sound/pcm.h b/include/sound/pcm.h
index 6bf8484..0d93108 100644
--- a/include/sound/pcm.h
+++ b/include/sound/pcm.h
@@ -104,24 +104,24 @@ struct snd_pcm_ops {
#define SNDRV_PCM_POS_XRUN ((snd_pcm_uframes_t)-1)
/* If you change this don't forget to change rates[] table in pcm_native.c */
-#define SNDRV_PCM_RATE_5512 (1<<0) /* 5512Hz */
-#define SNDRV_PCM_RATE_8000 (1<<1) /* 8000Hz */
-#define SNDRV_PCM_RATE_11025 (1<<2) /* 11025Hz */
-#define SNDRV_PCM_RATE_16000 (1<<3) /* 16000Hz */
-#define SNDRV_PCM_RATE_22050 (1<<4) /* 22050Hz */
-#define SNDRV_PCM_RATE_32000 (1<<5) /* 32000Hz */
-#define SNDRV_PCM_RATE_44100 (1<<6) /* 44100Hz */
-#define SNDRV_PCM_RATE_48000 (1<<7) /* 48000Hz */
-#define SNDRV_PCM_RATE_64000 (1<<8) /* 64000Hz */
-#define SNDRV_PCM_RATE_88200 (1<<9) /* 88200Hz */
-#define SNDRV_PCM_RATE_96000 (1<<10) /* 96000Hz */
-#define SNDRV_PCM_RATE_176400 (1<<11) /* 176400Hz */
-#define SNDRV_PCM_RATE_192000 (1<<12) /* 192000Hz */
-#define SNDRV_PCM_RATE_352800 (1<<13) /* 352800Hz */
-#define SNDRV_PCM_RATE_384000 (1<<14) /* 384000Hz */
+#define SNDRV_PCM_RATE_5512 (1U<<0) /* 5512Hz */
+#define SNDRV_PCM_RATE_8000 (1U<<1) /* 8000Hz */
+#define SNDRV_PCM_RATE_11025 (1U<<2) /* 11025Hz */
+#define SNDRV_PCM_RATE_16000 (1U<<3) /* 16000Hz */
+#define SNDRV_PCM_RATE_22050 (1U<<4) /* 22050Hz */
+#define SNDRV_PCM_RATE_32000 (1U<<5) /* 32000Hz */
+#define SNDRV_PCM_RATE_44100 (1U<<6) /* 44100Hz */
+#define SNDRV_PCM_RATE_48000 (1U<<7) /* 48000Hz */
+#define SNDRV_PCM_RATE_64000 (1U<<8) /* 64000Hz */
+#define SNDRV_PCM_RATE_88200 (1U<<9) /* 88200Hz */
+#define SNDRV_PCM_RATE_96000 (1U<<10) /* 96000Hz */
+#define SNDRV_PCM_RATE_176400 (1U<<11) /* 176400Hz */
+#define SNDRV_PCM_RATE_192000 (1U<<12) /* 192000Hz */
+#define SNDRV_PCM_RATE_352800 (1U<<13) /* 352800Hz */
+#define SNDRV_PCM_RATE_384000 (1U<<14) /* 384000Hz */
-#define SNDRV_PCM_RATE_CONTINUOUS (1<<30) /* continuous range */
-#define SNDRV_PCM_RATE_KNOT (1<<31) /* supports more non-continuos rates */
+#define SNDRV_PCM_RATE_CONTINUOUS (1U<<30) /* continuous range */
+#define SNDRV_PCM_RATE_KNOT (1U<<31) /* supports more non-continuos rates */
#define SNDRV_PCM_RATE_8000_44100 (SNDRV_PCM_RATE_8000|SNDRV_PCM_RATE_11025|\
SNDRV_PCM_RATE_16000|SNDRV_PCM_RATE_22050|\
diff --git a/include/trace/events/jbd2.h b/include/trace/events/jbd2.h
index 2310b25..c9fb7b9 100644
--- a/include/trace/events/jbd2.h
+++ b/include/trace/events/jbd2.h
@@ -40,7 +40,7 @@ DECLARE_EVENT_CLASS(jbd2_commit,
TP_STRUCT__entry(
__field( dev_t, dev )
__field( char, sync_commit )
- __field( int, transaction )
+ __field( tid_t, transaction )
),
TP_fast_assign(
@@ -49,7 +49,7 @@ DECLARE_EVENT_CLASS(jbd2_commit,
__entry->transaction = commit_transaction->t_tid;
),
- TP_printk("dev %d,%d transaction %d sync %d",
+ TP_printk("dev %d,%d transaction %u sync %d",
MAJOR(__entry->dev), MINOR(__entry->dev),
__entry->transaction, __entry->sync_commit)
);
@@ -97,8 +97,8 @@ TRACE_EVENT(jbd2_end_commit,
TP_STRUCT__entry(
__field( dev_t, dev )
__field( char, sync_commit )
- __field( int, transaction )
- __field( int, head )
+ __field( tid_t, transaction )
+ __field( tid_t, head )
),
TP_fast_assign(
@@ -108,7 +108,7 @@ TRACE_EVENT(jbd2_end_commit,
__entry->head = journal->j_tail_sequence;
),
- TP_printk("dev %d,%d transaction %d sync %d head %d",
+ TP_printk("dev %d,%d transaction %u sync %d head %u",
MAJOR(__entry->dev), MINOR(__entry->dev),
__entry->transaction, __entry->sync_commit, __entry->head)
);
@@ -134,14 +134,14 @@ TRACE_EVENT(jbd2_submit_inode_data,
);
TRACE_EVENT(jbd2_handle_start,
- TP_PROTO(dev_t dev, unsigned long tid, unsigned int type,
+ TP_PROTO(dev_t dev, tid_t tid, unsigned int type,
unsigned int line_no, int requested_blocks),
TP_ARGS(dev, tid, type, line_no, requested_blocks),
TP_STRUCT__entry(
__field( dev_t, dev )
- __field( unsigned long, tid )
+ __field( tid_t, tid )
__field( unsigned int, type )
__field( unsigned int, line_no )
__field( int, requested_blocks)
@@ -155,14 +155,14 @@ TRACE_EVENT(jbd2_handle_start,
__entry->requested_blocks = requested_blocks;
),
- TP_printk("dev %d,%d tid %lu type %u line_no %u "
+ TP_printk("dev %d,%d tid %u type %u line_no %u "
"requested_blocks %d",
MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
__entry->type, __entry->line_no, __entry->requested_blocks)
);
TRACE_EVENT(jbd2_handle_extend,
- TP_PROTO(dev_t dev, unsigned long tid, unsigned int type,
+ TP_PROTO(dev_t dev, tid_t tid, unsigned int type,
unsigned int line_no, int buffer_credits,
int requested_blocks),
@@ -170,7 +170,7 @@ TRACE_EVENT(jbd2_handle_extend,
TP_STRUCT__entry(
__field( dev_t, dev )
- __field( unsigned long, tid )
+ __field( tid_t, tid )
__field( unsigned int, type )
__field( unsigned int, line_no )
__field( int, buffer_credits )
@@ -186,7 +186,7 @@ TRACE_EVENT(jbd2_handle_extend,
__entry->requested_blocks = requested_blocks;
),
- TP_printk("dev %d,%d tid %lu type %u line_no %u "
+ TP_printk("dev %d,%d tid %u type %u line_no %u "
"buffer_credits %d requested_blocks %d",
MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
__entry->type, __entry->line_no, __entry->buffer_credits,
@@ -194,7 +194,7 @@ TRACE_EVENT(jbd2_handle_extend,
);
TRACE_EVENT(jbd2_handle_stats,
- TP_PROTO(dev_t dev, unsigned long tid, unsigned int type,
+ TP_PROTO(dev_t dev, tid_t tid, unsigned int type,
unsigned int line_no, int interval, int sync,
int requested_blocks, int dirtied_blocks),
@@ -203,7 +203,7 @@ TRACE_EVENT(jbd2_handle_stats,
TP_STRUCT__entry(
__field( dev_t, dev )
- __field( unsigned long, tid )
+ __field( tid_t, tid )
__field( unsigned int, type )
__field( unsigned int, line_no )
__field( int, interval )
@@ -223,7 +223,7 @@ TRACE_EVENT(jbd2_handle_stats,
__entry->dirtied_blocks = dirtied_blocks;
),
- TP_printk("dev %d,%d tid %lu type %u line_no %u interval %d "
+ TP_printk("dev %d,%d tid %u type %u line_no %u interval %d "
"sync %d requested_blocks %d dirtied_blocks %d",
MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
__entry->type, __entry->line_no, __entry->interval,
@@ -232,14 +232,14 @@ TRACE_EVENT(jbd2_handle_stats,
);
TRACE_EVENT(jbd2_run_stats,
- TP_PROTO(dev_t dev, unsigned long tid,
+ TP_PROTO(dev_t dev, tid_t tid,
struct transaction_run_stats_s *stats),
TP_ARGS(dev, tid, stats),
TP_STRUCT__entry(
__field( dev_t, dev )
- __field( unsigned long, tid )
+ __field( tid_t, tid )
__field( unsigned long, wait )
__field( unsigned long, request_delay )
__field( unsigned long, running )
@@ -265,7 +265,7 @@ TRACE_EVENT(jbd2_run_stats,
__entry->blocks_logged = stats->rs_blocks_logged;
),
- TP_printk("dev %d,%d tid %lu wait %u request_delay %u running %u "
+ TP_printk("dev %d,%d tid %u wait %u request_delay %u running %u "
"locked %u flushing %u logging %u handle_count %u "
"blocks %u blocks_logged %u",
MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
@@ -280,14 +280,14 @@ TRACE_EVENT(jbd2_run_stats,
);
TRACE_EVENT(jbd2_checkpoint_stats,
- TP_PROTO(dev_t dev, unsigned long tid,
+ TP_PROTO(dev_t dev, tid_t tid,
struct transaction_chp_stats_s *stats),
TP_ARGS(dev, tid, stats),
TP_STRUCT__entry(
__field( dev_t, dev )
- __field( unsigned long, tid )
+ __field( tid_t, tid )
__field( unsigned long, chp_time )
__field( __u32, forced_to_close )
__field( __u32, written )
@@ -303,7 +303,7 @@ TRACE_EVENT(jbd2_checkpoint_stats,
__entry->dropped = stats->cs_dropped;
),
- TP_printk("dev %d,%d tid %lu chp_time %u forced_to_close %u "
+ TP_printk("dev %d,%d tid %u chp_time %u forced_to_close %u "
"written %u dropped %u",
MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
jiffies_to_msecs(__entry->chp_time),
diff --git a/include/uapi/linux/swab.h b/include/uapi/linux/swab.h
index 7272f85..3736f2f 100644
--- a/include/uapi/linux/swab.h
+++ b/include/uapi/linux/swab.h
@@ -3,7 +3,7 @@
#define _UAPI_LINUX_SWAB_H
#include <linux/types.h>
-#include <linux/compiler.h>
+#include <linux/stddef.h>
#include <asm/bitsperlong.h>
#include <asm/swab.h>
diff --git a/include/uapi/sound/asequencer.h b/include/uapi/sound/asequencer.h
index a75e14e..dbd60f4 100644
--- a/include/uapi/sound/asequencer.h
+++ b/include/uapi/sound/asequencer.h
@@ -344,10 +344,10 @@ typedef int __bitwise snd_seq_client_type_t;
#define KERNEL_CLIENT ((__force snd_seq_client_type_t) 2)
/* event filter flags */
-#define SNDRV_SEQ_FILTER_BROADCAST (1<<0) /* accept broadcast messages */
-#define SNDRV_SEQ_FILTER_MULTICAST (1<<1) /* accept multicast messages */
-#define SNDRV_SEQ_FILTER_BOUNCE (1<<2) /* accept bounce event in error */
-#define SNDRV_SEQ_FILTER_USE_EVENT (1<<31) /* use event filter */
+#define SNDRV_SEQ_FILTER_BROADCAST (1U<<0) /* accept broadcast messages */
+#define SNDRV_SEQ_FILTER_MULTICAST (1U<<1) /* accept multicast messages */
+#define SNDRV_SEQ_FILTER_BOUNCE (1U<<2) /* accept bounce event in error */
+#define SNDRV_SEQ_FILTER_USE_EVENT (1U<<31) /* use event filter */
struct snd_seq_client_info {
int client; /* client number to inquire */
diff --git a/kernel/acct.c b/kernel/acct.c
index 81f9831..6d98aed 100644
--- a/kernel/acct.c
+++ b/kernel/acct.c
@@ -331,6 +331,8 @@ static comp_t encode_comp_t(unsigned long value)
exp++;
}
+ if (exp > (((comp_t) ~0U) >> MANTSIZE))
+ return (comp_t) ~0U;
/*
* Clean it up and polish it off.
*/
diff --git a/kernel/bpf/btf.c b/kernel/bpf/btf.c
index a28bbec..8fd65a0 100644
--- a/kernel/bpf/btf.c
+++ b/kernel/bpf/btf.c
@@ -2849,6 +2849,11 @@ static int btf_func_proto_check(struct btf_verifier_env *env,
break;
}
+ if (btf_type_is_resolve_source_only(arg_type)) {
+ btf_verifier_log_type(env, t, "Invalid arg#%u", i + 1);
+ return -EINVAL;
+ }
+
if (args[i].name_off &&
(!btf_name_offset_valid(btf, args[i].name_off) ||
!btf_name_valid_identifier(btf, args[i].name_off))) {
diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
index f705d37..32b32ec 100644
--- a/kernel/bpf/verifier.c
+++ b/kernel/bpf/verifier.c
@@ -5140,6 +5140,11 @@ static int adjust_reg_min_max_vals(struct bpf_verifier_env *env,
return err;
return adjust_ptr_min_max_vals(env, insn,
dst_reg, src_reg);
+ } else if (dst_reg->precise) {
+ /* if dst_reg is precise, src_reg should be precise as well */
+ err = mark_chain_precision(env, insn->src_reg);
+ if (err)
+ return err;
}
} else {
/* Pretend the src is a reg with a known value, since we only
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 20cb565..d29cc95 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -10051,13 +10051,15 @@ static int pmu_dev_alloc(struct pmu *pmu)
pmu->dev->groups = pmu->attr_groups;
device_initialize(pmu->dev);
- ret = dev_set_name(pmu->dev, "%s", pmu->name);
- if (ret)
- goto free_dev;
dev_set_drvdata(pmu->dev, pmu);
pmu->dev->bus = &pmu_bus;
pmu->dev->release = pmu_dev_release;
+
+ ret = dev_set_name(pmu->dev, "%s", pmu->name);
+ if (ret)
+ goto free_dev;
+
ret = device_add(pmu->dev);
if (ret)
goto free_dev;
diff --git a/kernel/gcov/gcc_4_7.c b/kernel/gcov/gcc_4_7.c
index bd5e918..0f8a7af 100644
--- a/kernel/gcov/gcc_4_7.c
+++ b/kernel/gcov/gcc_4_7.c
@@ -85,6 +85,7 @@ struct gcov_fn_info {
* @version: gcov version magic indicating the gcc version used for compilation
* @next: list head for a singly-linked list
* @stamp: uniquifying time stamp
+ * @checksum: unique object checksum
* @filename: name of the associated gcov data file
* @merge: merge functions (null for unused counter type)
* @n_functions: number of instrumented functions
@@ -97,6 +98,10 @@ struct gcov_info {
unsigned int version;
struct gcov_info *next;
unsigned int stamp;
+ /* Since GCC 12.1 a checksum field is added. */
+#if (__GNUC__ >= 12)
+ unsigned int checksum;
+#endif
const char *filename;
void (*merge[GCOV_COUNTERS])(gcov_type *, unsigned int);
unsigned int n_functions;
diff --git a/kernel/irq/internals.h b/kernel/irq/internals.h
index ba4d742..7057b60 100644
--- a/kernel/irq/internals.h
+++ b/kernel/irq/internals.h
@@ -52,6 +52,7 @@ enum {
* IRQS_PENDING - irq is pending and replayed later
* IRQS_SUSPENDED - irq is suspended
* IRQS_NMI - irq line is used to deliver NMIs
+ * IRQS_SYSFS - descriptor has been added to sysfs
*/
enum {
IRQS_AUTODETECT = 0x00000001,
@@ -64,6 +65,7 @@ enum {
IRQS_SUSPENDED = 0x00000800,
IRQS_TIMINGS = 0x00001000,
IRQS_NMI = 0x00002000,
+ IRQS_SYSFS = 0x00004000,
};
#include "debug.h"
diff --git a/kernel/irq/irqdesc.c b/kernel/irq/irqdesc.c
index 172b5e6b..0272a2e 100644
--- a/kernel/irq/irqdesc.c
+++ b/kernel/irq/irqdesc.c
@@ -288,22 +288,25 @@ static void irq_sysfs_add(int irq, struct irq_desc *desc)
if (irq_kobj_base) {
/*
* Continue even in case of failure as this is nothing
- * crucial.
+ * crucial and failures in the late irq_sysfs_init()
+ * cannot be rolled back.
*/
if (kobject_add(&desc->kobj, irq_kobj_base, "%d", irq))
pr_warn("Failed to add kobject for irq %d\n", irq);
+ else
+ desc->istate |= IRQS_SYSFS;
}
}
static void irq_sysfs_del(struct irq_desc *desc)
{
/*
- * If irq_sysfs_init() has not yet been invoked (early boot), then
- * irq_kobj_base is NULL and the descriptor was never added.
- * kobject_del() complains about a object with no parent, so make
- * it conditional.
+ * Only invoke kobject_del() when kobject_add() was successfully
+ * invoked for the descriptor. This covers both early boot, where
+ * sysfs is not initialized yet, and the case of a failed
+ * kobject_add() invocation.
*/
- if (irq_kobj_base)
+ if (desc->istate & IRQS_SYSFS)
kobject_del(&desc->kobj);
}
diff --git a/kernel/power/snapshot.c b/kernel/power/snapshot.c
index 46455aa..5092b8b 100644
--- a/kernel/power/snapshot.c
+++ b/kernel/power/snapshot.c
@@ -1680,8 +1680,8 @@ static unsigned long minimum_image_size(unsigned long saveable)
* /sys/power/reserved_size, respectively). To make this happen, we compute the
* total number of available page frames and allocate at least
*
- * ([page frames total] + PAGES_FOR_IO + [metadata pages]) / 2
- * + 2 * DIV_ROUND_UP(reserved_size, PAGE_SIZE)
+ * ([page frames total] - PAGES_FOR_IO - [metadata pages]) / 2
+ * - 2 * DIV_ROUND_UP(reserved_size, PAGE_SIZE)
*
* of them, which corresponds to the maximum size of a hibernation image.
*
diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c
index c05065f..59ce9e2 100644
--- a/kernel/rcu/tree.c
+++ b/kernel/rcu/tree.c
@@ -2319,7 +2319,7 @@ void rcu_force_quiescent_state(void)
struct rcu_node *rnp_old = NULL;
/* Funnel through hierarchy to reduce memory contention. */
- rnp = __this_cpu_read(rcu_data.mynode);
+ rnp = raw_cpu_read(rcu_data.mynode);
for (; rnp != NULL; rnp = rnp->parent) {
ret = (READ_ONCE(rcu_state.gp_flags) & RCU_GP_FLAG_FQS) ||
!raw_spin_trylock(&rnp->fqslock);
diff --git a/kernel/relay.c b/kernel/relay.c
index d3940be..9b1cfcd 100644
--- a/kernel/relay.c
+++ b/kernel/relay.c
@@ -163,13 +163,13 @@ static struct rchan_buf *relay_create_buf(struct rchan *chan)
{
struct rchan_buf *buf;
- if (chan->n_subbufs > KMALLOC_MAX_SIZE / sizeof(size_t *))
+ if (chan->n_subbufs > KMALLOC_MAX_SIZE / sizeof(size_t))
return NULL;
buf = kzalloc(sizeof(struct rchan_buf), GFP_KERNEL);
if (!buf)
return NULL;
- buf->padding = kmalloc_array(chan->n_subbufs, sizeof(size_t *),
+ buf->padding = kmalloc_array(chan->n_subbufs, sizeof(size_t),
GFP_KERNEL);
if (!buf->padding)
goto free_buf;
diff --git a/kernel/trace/blktrace.c b/kernel/trace/blktrace.c
index 749b278..abf5cbb 100644
--- a/kernel/trace/blktrace.c
+++ b/kernel/trace/blktrace.c
@@ -1589,7 +1589,8 @@ blk_trace_event_print_binary(struct trace_iterator *iter, int flags,
static enum print_line_t blk_tracer_print_line(struct trace_iterator *iter)
{
- if (!(blk_tracer_flags.val & TRACE_BLK_OPT_CLASSIC))
+ if ((iter->ent->type != TRACE_BLK) ||
+ !(blk_tracer_flags.val & TRACE_BLK_OPT_CLASSIC))
return TRACE_TYPE_UNHANDLED;
return print_one_line(iter, true);
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 3579003..ba1c9a83 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -6101,7 +6101,20 @@ tracing_read_pipe(struct file *filp, char __user *ubuf,
ret = print_trace_line(iter);
if (ret == TRACE_TYPE_PARTIAL_LINE) {
- /* don't print partial lines */
+ /*
+ * If one print_trace_line() fills entire trace_seq in one shot,
+ * trace_seq_to_user() will returns -EBUSY because save_len == 0,
+ * In this case, we need to consume it, otherwise, loop will peek
+ * this event next time, resulting in an infinite loop.
+ */
+ if (save_len == 0) {
+ iter->seq.full = 0;
+ trace_seq_puts(&iter->seq, "[LINE TOO BIG]\n");
+ trace_consume(iter);
+ break;
+ }
+
+ /* In other cases, don't print partial lines */
iter->seq.seq.len = save_len;
break;
}
diff --git a/kernel/trace/trace_events_hist.c b/kernel/trace/trace_events_hist.c
index b8f1f0e..7b648fb 100644
--- a/kernel/trace/trace_events_hist.c
+++ b/kernel/trace/trace_events_hist.c
@@ -479,7 +479,7 @@ struct action_data {
* event param, and is passed to the synthetic event
* invocation.
*/
- unsigned int var_ref_idx[TRACING_MAP_VARS_MAX];
+ unsigned int var_ref_idx[SYNTH_FIELDS_MAX];
struct synth_event *synth_event;
bool use_trace_keyword;
char *synth_event_name;
@@ -2752,7 +2752,9 @@ static struct hist_field *create_var_ref(struct hist_trigger_data *hist_data,
return ref_field;
}
}
-
+ /* Sanity check to avoid out-of-bound write on 'hist_data->var_refs' */
+ if (hist_data->n_var_refs >= TRACING_MAP_VARS_MAX)
+ return NULL;
ref_field = create_hist_field(var_field->hist_data, NULL, flags, NULL);
if (ref_field) {
if (init_var_ref(ref_field, var_field, system, event_name)) {
@@ -4014,6 +4016,7 @@ static int parse_action_params(struct trace_array *tr, char *params,
while (params) {
if (data->n_params >= SYNTH_FIELDS_MAX) {
hist_err(tr, HIST_ERR_TOO_MANY_PARAMS, 0);
+ ret = -EINVAL;
goto out;
}
@@ -4338,6 +4341,10 @@ static int trace_action_create(struct hist_trigger_data *hist_data,
lockdep_assert_held(&event_mutex);
+ /* Sanity check to avoid out-of-bound write on 'data->var_ref_idx' */
+ if (data->n_params > SYNTH_FIELDS_MAX)
+ return -EINVAL;
+
if (data->use_trace_keyword)
synth_event_name = data->synth_event_name;
else
@@ -6433,7 +6440,7 @@ static int event_hist_trigger_func(struct event_command *cmd_ops,
/* Just return zero, not the number of registered triggers */
ret = 0;
out:
- if (ret == 0)
+ if (ret == 0 && glob[0])
hist_err_clear();
return ret;
diff --git a/lib/fonts/fonts.c b/lib/fonts/fonts.c
index e7258d8..4da9707 100644
--- a/lib/fonts/fonts.c
+++ b/lib/fonts/fonts.c
@@ -132,8 +132,8 @@ const struct font_desc *get_default_font(int xres, int yres, u32 font_w,
if (res > 20)
c += 20 - res;
- if ((font_w & (1 << (f->width - 1))) &&
- (font_h & (1 << (f->height - 1))))
+ if ((font_w & (1U << (f->width - 1))) &&
+ (font_h & (1U << (f->height - 1))))
c += 1000;
if (c > cc) {
diff --git a/lib/iov_iter.c b/lib/iov_iter.c
index 9d3bda3..5c6a0b8 100644
--- a/lib/iov_iter.c
+++ b/lib/iov_iter.c
@@ -455,20 +455,6 @@ void iov_iter_init(struct iov_iter *i, unsigned int direction,
}
EXPORT_SYMBOL(iov_iter_init);
-static void memcpy_from_page(char *to, struct page *page, size_t offset, size_t len)
-{
- char *from = kmap_atomic(page);
- memcpy(to, from + offset, len);
- kunmap_atomic(from);
-}
-
-static void memcpy_to_page(struct page *page, size_t offset, const char *from, size_t len)
-{
- char *to = kmap_atomic(page);
- memcpy(to + offset, from, len);
- kunmap_atomic(to);
-}
-
static void memzero_page(struct page *page, size_t offset, size_t len)
{
char *addr = kmap_atomic(page);
diff --git a/lib/notifier-error-inject.c b/lib/notifier-error-inject.c
index 21016b3..2b24ea6 100644
--- a/lib/notifier-error-inject.c
+++ b/lib/notifier-error-inject.c
@@ -15,7 +15,7 @@ static int debugfs_errno_get(void *data, u64 *val)
return 0;
}
-DEFINE_SIMPLE_ATTRIBUTE(fops_errno, debugfs_errno_get, debugfs_errno_set,
+DEFINE_SIMPLE_ATTRIBUTE_SIGNED(fops_errno, debugfs_errno_get, debugfs_errno_set,
"%lld\n");
static struct dentry *debugfs_create_errno(const char *name, umode_t mode,
diff --git a/lib/test_firmware.c b/lib/test_firmware.c
index 251213c..0169073 100644
--- a/lib/test_firmware.c
+++ b/lib/test_firmware.c
@@ -940,6 +940,7 @@ static int __init test_firmware_init(void)
rc = misc_register(&test_fw_misc_device);
if (rc) {
+ __test_firmware_config_free();
kfree(test_fw_config);
pr_err("could not register misc device: %d\n", rc);
return rc;
diff --git a/mm/compaction.c b/mm/compaction.c
index 0758afd..7a2675d 100644
--- a/mm/compaction.c
+++ b/mm/compaction.c
@@ -1219,7 +1219,7 @@ move_freelist_tail(struct list_head *freelist, struct page *freepage)
}
static void
-fast_isolate_around(struct compact_control *cc, unsigned long pfn, unsigned long nr_isolated)
+fast_isolate_around(struct compact_control *cc, unsigned long pfn)
{
unsigned long start_pfn, end_pfn;
struct page *page = pfn_to_page(pfn);
@@ -1236,21 +1236,13 @@ fast_isolate_around(struct compact_control *cc, unsigned long pfn, unsigned long
start_pfn = pageblock_start_pfn(pfn);
end_pfn = min(pageblock_end_pfn(pfn), zone_end_pfn(cc->zone)) - 1;
- /* Scan before */
- if (start_pfn != pfn) {
- isolate_freepages_block(cc, &start_pfn, pfn, &cc->freepages, 1, false);
- if (cc->nr_freepages >= cc->nr_migratepages)
- return;
- }
-
- /* Scan after */
- start_pfn = pfn + nr_isolated;
- if (start_pfn < end_pfn)
- isolate_freepages_block(cc, &start_pfn, end_pfn, &cc->freepages, 1, false);
+ isolate_freepages_block(cc, &start_pfn, end_pfn, &cc->freepages, 1, false);
/* Skip this pageblock in the future as it's full or nearly full */
if (cc->nr_freepages < cc->nr_migratepages)
set_pageblock_skip(page);
+
+ return;
}
/* Search orders in round-robin fashion */
@@ -1422,7 +1414,7 @@ fast_isolate_freepages(struct compact_control *cc)
return cc->free_pfn;
low_pfn = page_to_pfn(page);
- fast_isolate_around(cc, low_pfn, nr_isolated);
+ fast_isolate_around(cc, low_pfn);
return low_pfn;
}
diff --git a/mm/memblock.c b/mm/memblock.c
index 85178af..b843b83 100644
--- a/mm/memblock.c
+++ b/mm/memblock.c
@@ -1549,7 +1549,13 @@ void __init __memblock_free_late(phys_addr_t base, phys_addr_t size)
end = PFN_DOWN(base + size);
for (; cursor < end; cursor++) {
- memblock_free_pages(pfn_to_page(cursor), cursor, 0);
+ /*
+ * Reserved pages are always initialized by the end of
+ * memblock_free_all() (by memmap_init() and, if deferred
+ * initialization is enabled, memmap_init_reserved_pages()), so
+ * these pages can be released directly to the buddy allocator.
+ */
+ __free_pages_core(pfn_to_page(cursor), 0);
totalram_pages_inc();
}
}
diff --git a/net/802/mrp.c b/net/802/mrp.c
index 5b804db..486becf 100644
--- a/net/802/mrp.c
+++ b/net/802/mrp.c
@@ -606,7 +606,10 @@ static void mrp_join_timer(struct timer_list *t)
spin_unlock(&app->lock);
mrp_queue_xmit(app);
- mrp_join_timer_arm(app);
+ spin_lock(&app->lock);
+ if (likely(app->active))
+ mrp_join_timer_arm(app);
+ spin_unlock(&app->lock);
}
static void mrp_periodic_timer_arm(struct mrp_applicant *app)
@@ -620,11 +623,12 @@ static void mrp_periodic_timer(struct timer_list *t)
struct mrp_applicant *app = from_timer(app, t, periodic_timer);
spin_lock(&app->lock);
- mrp_mad_event(app, MRP_EVENT_PERIODIC);
- mrp_pdu_queue(app);
+ if (likely(app->active)) {
+ mrp_mad_event(app, MRP_EVENT_PERIODIC);
+ mrp_pdu_queue(app);
+ mrp_periodic_timer_arm(app);
+ }
spin_unlock(&app->lock);
-
- mrp_periodic_timer_arm(app);
}
static int mrp_pdu_parse_end_mark(struct sk_buff *skb, int *offset)
@@ -872,6 +876,7 @@ int mrp_init_applicant(struct net_device *dev, struct mrp_application *appl)
app->dev = dev;
app->app = appl;
app->mad = RB_ROOT;
+ app->active = true;
spin_lock_init(&app->lock);
skb_queue_head_init(&app->queue);
rcu_assign_pointer(dev->mrp_port->applicants[appl->type], app);
@@ -900,6 +905,9 @@ void mrp_uninit_applicant(struct net_device *dev, struct mrp_application *appl)
RCU_INIT_POINTER(port->applicants[appl->type], NULL);
+ spin_lock_bh(&app->lock);
+ app->active = false;
+ spin_unlock_bh(&app->lock);
/* Delete timer and generate a final TX event to flush out
* all pending messages before the applicant is gone.
*/
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 2ebb648..e5e1c13 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -4455,7 +4455,7 @@ void hci_req_cmd_complete(struct hci_dev *hdev, u16 opcode, u8 status,
*req_complete_skb = bt_cb(skb)->hci.req_complete_skb;
else
*req_complete = bt_cb(skb)->hci.req_complete;
- kfree_skb(skb);
+ dev_kfree_skb_irq(skb);
}
spin_unlock_irqrestore(&hdev->cmd_q.lock, flags);
}
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index fb2abd0..0e51ed3 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -4210,7 +4210,8 @@ static inline int l2cap_config_req(struct l2cap_conn *conn,
chan->ident = cmd->ident;
l2cap_send_cmd(conn, cmd->ident, L2CAP_CONF_RSP, len, rsp);
- chan->num_conf_rsp++;
+ if (chan->num_conf_rsp < L2CAP_CONF_MAX_CONF_RSP)
+ chan->num_conf_rsp++;
/* Reset config buffer. */
chan->conf_len = 0;
diff --git a/net/bluetooth/rfcomm/core.c b/net/bluetooth/rfcomm/core.c
index 83a8c48..2db9e28 100644
--- a/net/bluetooth/rfcomm/core.c
+++ b/net/bluetooth/rfcomm/core.c
@@ -594,7 +594,7 @@ int rfcomm_dlc_send(struct rfcomm_dlc *d, struct sk_buff *skb)
ret = rfcomm_dlc_send_frag(d, frag);
if (ret < 0) {
- kfree_skb(frag);
+ dev_kfree_skb_irq(frag);
goto unlock;
}
diff --git a/net/bpf/test_run.c b/net/bpf/test_run.c
index d78c4cc..591d146 100644
--- a/net/bpf/test_run.c
+++ b/net/bpf/test_run.c
@@ -201,9 +201,6 @@ static int convert___skb_to_skb(struct sk_buff *skb, struct __sk_buff *__skb)
{
struct qdisc_skb_cb *cb = (struct qdisc_skb_cb *)skb->cb;
- if (!skb->len)
- return -EINVAL;
-
if (!__skb)
return 0;
diff --git a/net/caif/cfctrl.c b/net/caif/cfctrl.c
index 2809cbd6..d8cb4b2 100644
--- a/net/caif/cfctrl.c
+++ b/net/caif/cfctrl.c
@@ -269,11 +269,15 @@ int cfctrl_linkup_request(struct cflayer *layer,
default:
pr_warn("Request setup of bad link type = %d\n",
param->linktype);
+ cfpkt_destroy(pkt);
return -EINVAL;
}
req = kzalloc(sizeof(*req), GFP_KERNEL);
- if (!req)
+ if (!req) {
+ cfpkt_destroy(pkt);
return -ENOMEM;
+ }
+
req->client_layer = user_layer;
req->cmd = CFCTRL_CMD_LINK_SETUP;
req->param = *param;
diff --git a/net/core/dev.c b/net/core/dev.c
index cec3dd24..17148bd 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -9466,24 +9466,16 @@ void netdev_run_todo(void)
void netdev_stats_to_stats64(struct rtnl_link_stats64 *stats64,
const struct net_device_stats *netdev_stats)
{
-#if BITS_PER_LONG == 64
- BUILD_BUG_ON(sizeof(*stats64) < sizeof(*netdev_stats));
- memcpy(stats64, netdev_stats, sizeof(*netdev_stats));
- /* zero out counters that only exist in rtnl_link_stats64 */
- memset((char *)stats64 + sizeof(*netdev_stats), 0,
- sizeof(*stats64) - sizeof(*netdev_stats));
-#else
- size_t i, n = sizeof(*netdev_stats) / sizeof(unsigned long);
- const unsigned long *src = (const unsigned long *)netdev_stats;
+ size_t i, n = sizeof(*netdev_stats) / sizeof(atomic_long_t);
+ const atomic_long_t *src = (atomic_long_t *)netdev_stats;
u64 *dst = (u64 *)stats64;
BUILD_BUG_ON(n > sizeof(*stats64) / sizeof(u64));
for (i = 0; i < n; i++)
- dst[i] = src[i];
+ dst[i] = atomic_long_read(&src[i]);
/* zero out counters that only exist in rtnl_link_stats64 */
memset((char *)stats64 + n * sizeof(u64), 0,
sizeof(*stats64) - n * sizeof(u64));
-#endif
}
EXPORT_SYMBOL(netdev_stats_to_stats64);
diff --git a/net/core/filter.c b/net/core/filter.c
index e0477e0..24f91e7 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -2071,8 +2071,17 @@ static int __bpf_redirect_no_mac(struct sk_buff *skb, struct net_device *dev,
{
unsigned int mlen = skb_network_offset(skb);
+ if (unlikely(skb->len <= mlen)) {
+ kfree_skb(skb);
+ return -ERANGE;
+ }
+
if (mlen) {
__skb_pull(skb, mlen);
+ if (unlikely(!skb->len)) {
+ kfree_skb(skb);
+ return -ERANGE;
+ }
/* At ingress, the mac header has already been pulled once.
* At egress, skb_pospull_rcsum has to be done in case that
@@ -2092,7 +2101,7 @@ static int __bpf_redirect_common(struct sk_buff *skb, struct net_device *dev,
u32 flags)
{
/* Verify that a link layer header is carried */
- if (unlikely(skb->mac_header >= skb->network_header)) {
+ if (unlikely(skb->mac_header >= skb->network_header || skb->len == 0)) {
kfree_skb(skb);
return -ERANGE;
}
@@ -2786,15 +2795,18 @@ static int bpf_skb_generic_push(struct sk_buff *skb, u32 off, u32 len)
static int bpf_skb_generic_pop(struct sk_buff *skb, u32 off, u32 len)
{
+ void *old_data;
+
/* skb_ensure_writable() is not needed here, as we're
* already working on an uncloned skb.
*/
if (unlikely(!pskb_may_pull(skb, off + len)))
return -ENOMEM;
- skb_postpull_rcsum(skb, skb->data + off, len);
- memmove(skb->data + len, skb->data, off);
+ old_data = skb->data;
__skb_pull(skb, len);
+ skb_postpull_rcsum(skb, old_data + off, len);
+ memmove(skb->data, old_data, off);
return 0;
}
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 18e7a07..92f9700 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -2125,6 +2125,9 @@ void *__pskb_pull_tail(struct sk_buff *skb, int delta)
insp = list;
} else {
/* Eaten partially. */
+ if (skb_is_gso(skb) && !list->head_frag &&
+ skb_headlen(list))
+ skb_shinfo(skb)->gso_type |= SKB_GSO_DODGY;
if (skb_shared(list)) {
/* Sucks! We need to fork list. :-( */
diff --git a/net/core/sock_map.c b/net/core/sock_map.c
index 2646e8f..5bce6d4 100644
--- a/net/core/sock_map.c
+++ b/net/core/sock_map.c
@@ -279,11 +279,13 @@ static void sock_map_free(struct bpf_map *map)
sk = xchg(psk, NULL);
if (sk) {
+ sock_hold(sk);
lock_sock(sk);
rcu_read_lock();
sock_map_unref(sk, psk);
rcu_read_unlock();
release_sock(sk);
+ sock_put(sk);
}
}
diff --git a/net/core/stream.c b/net/core/stream.c
index a611305..d7c5413d 100644
--- a/net/core/stream.c
+++ b/net/core/stream.c
@@ -196,6 +196,12 @@ void sk_stream_kill_queues(struct sock *sk)
/* First the read buffer. */
__skb_queue_purge(&sk->sk_receive_queue);
+ /* Next, the error queue.
+ * We need to use queue lock, because other threads might
+ * add packets to the queue without socket lock being held.
+ */
+ skb_queue_purge(&sk->sk_error_queue);
+
/* Next, the write queue. */
WARN_ON(!skb_queue_empty(&sk->sk_write_queue));
diff --git a/net/hsr/hsr_framereg.c b/net/hsr/hsr_framereg.c
index 4a92007..783e741 100644
--- a/net/hsr/hsr_framereg.c
+++ b/net/hsr/hsr_framereg.c
@@ -269,9 +269,12 @@ void hsr_handle_sup_frame(struct sk_buff *skb, struct hsr_node *node_curr,
node_real->addr_B_port = port_rcv->type;
spin_lock_bh(&hsr->list_lock);
- list_del_rcu(&node_curr->mac_list);
+ if (!node_curr->removed) {
+ list_del_rcu(&node_curr->mac_list);
+ node_curr->removed = true;
+ kfree_rcu(node_curr, rcu_head);
+ }
spin_unlock_bh(&hsr->list_lock);
- kfree_rcu(node_curr, rcu_head);
done:
skb_push(skb, sizeof(struct hsrv1_ethhdr_sp));
@@ -436,9 +439,12 @@ void hsr_prune_nodes(struct timer_list *t)
if (time_is_before_jiffies(timestamp +
msecs_to_jiffies(HSR_NODE_FORGET_TIME))) {
hsr_nl_nodedown(hsr, node->macaddress_A);
- list_del_rcu(&node->mac_list);
- /* Note that we need to free this entry later: */
- kfree_rcu(node, rcu_head);
+ if (!node->removed) {
+ list_del_rcu(&node->mac_list);
+ node->removed = true;
+ /* Note that we need to free this entry later: */
+ kfree_rcu(node, rcu_head);
+ }
}
}
spin_unlock_bh(&hsr->list_lock);
diff --git a/net/hsr/hsr_framereg.h b/net/hsr/hsr_framereg.h
index 0f0fa12..01f4ef4 100644
--- a/net/hsr/hsr_framereg.h
+++ b/net/hsr/hsr_framereg.h
@@ -56,6 +56,7 @@ struct hsr_node {
unsigned long time_in[HSR_PT_PORTS];
bool time_in_stale[HSR_PT_PORTS];
u16 seq_out[HSR_PT_PORTS];
+ bool removed;
struct rcu_head rcu_head;
};
diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c
index 6cbf0db..9ef69c9 100644
--- a/net/ipv4/inet_connection_sock.c
+++ b/net/ipv4/inet_connection_sock.c
@@ -902,11 +902,25 @@ void inet_csk_prepare_forced_close(struct sock *sk)
}
EXPORT_SYMBOL(inet_csk_prepare_forced_close);
+static int inet_ulp_can_listen(const struct sock *sk)
+{
+ const struct inet_connection_sock *icsk = inet_csk(sk);
+
+ if (icsk->icsk_ulp_ops)
+ return -EINVAL;
+
+ return 0;
+}
+
int inet_csk_listen_start(struct sock *sk, int backlog)
{
struct inet_connection_sock *icsk = inet_csk(sk);
struct inet_sock *inet = inet_sk(sk);
- int err = -EADDRINUSE;
+ int err;
+
+ err = inet_ulp_can_listen(sk);
+ if (unlikely(err))
+ return err;
reqsk_queue_alloc(&icsk->icsk_accept_queue);
diff --git a/net/ipv4/tcp_bpf.c b/net/ipv4/tcp_bpf.c
index f69dcd3..ca49d68 100644
--- a/net/ipv4/tcp_bpf.c
+++ b/net/ipv4/tcp_bpf.c
@@ -203,8 +203,11 @@ static int bpf_tcp_ingress(struct sock *sk, struct sk_psock *psock,
tmp->sg.end = i;
if (apply) {
apply_bytes -= size;
- if (!apply_bytes)
+ if (!apply_bytes) {
+ if (sge->length)
+ sk_msg_iter_var_prev(i);
break;
+ }
}
} while (i != msg->sg.end);
@@ -312,7 +315,7 @@ static int tcp_bpf_send_verdict(struct sock *sk, struct sk_psock *psock,
bool cork = false, enospc = sk_msg_full(msg);
struct sock *sk_redir;
u32 tosend, origsize, sent, delta = 0;
- u32 eval = __SK_NONE;
+ u32 eval;
int ret;
more_data:
@@ -343,6 +346,7 @@ static int tcp_bpf_send_verdict(struct sock *sk, struct sk_psock *psock,
tosend = msg->sg.size;
if (psock->apply_bytes && psock->apply_bytes < tosend)
tosend = psock->apply_bytes;
+ eval = __SK_NONE;
switch (psock->eval) {
case __SK_PASS:
diff --git a/net/ipv4/udp_tunnel.c b/net/ipv4/udp_tunnel.c
index 150e6f0..bbe4eca 100644
--- a/net/ipv4/udp_tunnel.c
+++ b/net/ipv4/udp_tunnel.c
@@ -196,6 +196,7 @@ EXPORT_SYMBOL_GPL(udp_tunnel_xmit_skb);
void udp_tunnel_sock_release(struct socket *sock)
{
rcu_assign_sk_user_data(sock->sk, NULL);
+ synchronize_rcu();
kernel_sock_shutdown(sock, SHUT_RDWR);
sock_release(sock);
}
diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
index 828dd95..3d5be1c 100644
--- a/net/ipv6/raw.c
+++ b/net/ipv6/raw.c
@@ -539,6 +539,7 @@ static int rawv6_recvmsg(struct sock *sk, struct msghdr *msg, size_t len,
static int rawv6_push_pending_frames(struct sock *sk, struct flowi6 *fl6,
struct raw6_sock *rp)
{
+ struct ipv6_txoptions *opt;
struct sk_buff *skb;
int err = 0;
int offset;
@@ -556,6 +557,9 @@ static int rawv6_push_pending_frames(struct sock *sk, struct flowi6 *fl6,
offset = rp->offset;
total_len = inet_sk(sk)->cork.base.length;
+ opt = inet6_sk(sk)->cork.opt;
+ total_len -= opt ? opt->opt_flen : 0;
+
if (offset >= total_len - 1) {
err = -EINVAL;
ip6_flush_pending_frames(sk);
diff --git a/net/netfilter/ipset/ip_set_bitmap_ip.c b/net/netfilter/ipset/ip_set_bitmap_ip.c
index 6e3cf4d..194d775 100644
--- a/net/netfilter/ipset/ip_set_bitmap_ip.c
+++ b/net/netfilter/ipset/ip_set_bitmap_ip.c
@@ -296,8 +296,8 @@ bitmap_ip_create(struct net *net, struct ip_set *set, struct nlattr *tb[],
return -IPSET_ERR_BITMAP_RANGE;
pr_debug("mask_bits %u, netmask %u\n", mask_bits, netmask);
- hosts = 2 << (32 - netmask - 1);
- elements = 2 << (netmask - mask_bits - 1);
+ hosts = 2U << (32 - netmask - 1);
+ elements = 2UL << (netmask - mask_bits - 1);
}
if (elements > IPSET_BITMAP_MAX_RANGE + 1)
return -IPSET_ERR_BITMAP_RANGE_SIZE;
diff --git a/net/netfilter/nf_conntrack_proto_icmpv6.c b/net/netfilter/nf_conntrack_proto_icmpv6.c
index 6f9144e..ee45dbf 100644
--- a/net/netfilter/nf_conntrack_proto_icmpv6.c
+++ b/net/netfilter/nf_conntrack_proto_icmpv6.c
@@ -128,6 +128,56 @@ static void icmpv6_error_log(const struct sk_buff *skb,
IPPROTO_ICMPV6, "%s", msg);
}
+static noinline_for_stack int
+nf_conntrack_icmpv6_redirect(struct nf_conn *tmpl, struct sk_buff *skb,
+ unsigned int dataoff,
+ const struct nf_hook_state *state)
+{
+ u8 hl = ipv6_hdr(skb)->hop_limit;
+ union nf_inet_addr outer_daddr;
+ union {
+ struct nd_opt_hdr nd_opt;
+ struct rd_msg rd_msg;
+ } tmp;
+ const struct nd_opt_hdr *nd_opt;
+ const struct rd_msg *rd_msg;
+
+ rd_msg = skb_header_pointer(skb, dataoff, sizeof(*rd_msg), &tmp.rd_msg);
+ if (!rd_msg) {
+ icmpv6_error_log(skb, state, "short redirect");
+ return -NF_ACCEPT;
+ }
+
+ if (rd_msg->icmph.icmp6_code != 0)
+ return NF_ACCEPT;
+
+ if (hl != 255 || !(ipv6_addr_type(&ipv6_hdr(skb)->saddr) & IPV6_ADDR_LINKLOCAL)) {
+ icmpv6_error_log(skb, state, "invalid saddr or hoplimit for redirect");
+ return -NF_ACCEPT;
+ }
+
+ dataoff += sizeof(*rd_msg);
+
+ /* warning: rd_msg no longer usable after this call */
+ nd_opt = skb_header_pointer(skb, dataoff, sizeof(*nd_opt), &tmp.nd_opt);
+ if (!nd_opt || nd_opt->nd_opt_len == 0) {
+ icmpv6_error_log(skb, state, "redirect without options");
+ return -NF_ACCEPT;
+ }
+
+ /* We could call ndisc_parse_options(), but it would need
+ * skb_linearize() and a bit more work.
+ */
+ if (nd_opt->nd_opt_type != ND_OPT_REDIRECT_HDR)
+ return NF_ACCEPT;
+
+ memcpy(&outer_daddr.ip6, &ipv6_hdr(skb)->daddr,
+ sizeof(outer_daddr.ip6));
+ dataoff += 8;
+ return nf_conntrack_inet_error(tmpl, skb, dataoff, state,
+ IPPROTO_ICMPV6, &outer_daddr);
+}
+
int nf_conntrack_icmpv6_error(struct nf_conn *tmpl,
struct sk_buff *skb,
unsigned int dataoff,
@@ -158,6 +208,9 @@ int nf_conntrack_icmpv6_error(struct nf_conn *tmpl,
return NF_ACCEPT;
}
+ if (icmp6h->icmp6_type == NDISC_REDIRECT)
+ return nf_conntrack_icmpv6_redirect(tmpl, skb, dataoff, state);
+
/* is not error message ? */
if (icmp6h->icmp6_type >= 128)
return NF_ACCEPT;
diff --git a/net/nfc/netlink.c b/net/nfc/netlink.c
index 9e94f73..b53d5eb 100644
--- a/net/nfc/netlink.c
+++ b/net/nfc/netlink.c
@@ -1505,6 +1505,7 @@ static int nfc_genl_se_io(struct sk_buff *skb, struct genl_info *info)
u32 dev_idx, se_idx;
u8 *apdu;
size_t apdu_len;
+ int rc;
if (!info->attrs[NFC_ATTR_DEVICE_INDEX] ||
!info->attrs[NFC_ATTR_SE_INDEX] ||
@@ -1518,25 +1519,37 @@ static int nfc_genl_se_io(struct sk_buff *skb, struct genl_info *info)
if (!dev)
return -ENODEV;
- if (!dev->ops || !dev->ops->se_io)
- return -ENOTSUPP;
+ if (!dev->ops || !dev->ops->se_io) {
+ rc = -EOPNOTSUPP;
+ goto put_dev;
+ }
apdu_len = nla_len(info->attrs[NFC_ATTR_SE_APDU]);
- if (apdu_len == 0)
- return -EINVAL;
+ if (apdu_len == 0) {
+ rc = -EINVAL;
+ goto put_dev;
+ }
apdu = nla_data(info->attrs[NFC_ATTR_SE_APDU]);
- if (!apdu)
- return -EINVAL;
+ if (!apdu) {
+ rc = -EINVAL;
+ goto put_dev;
+ }
ctx = kzalloc(sizeof(struct se_io_ctx), GFP_KERNEL);
- if (!ctx)
- return -ENOMEM;
+ if (!ctx) {
+ rc = -ENOMEM;
+ goto put_dev;
+ }
ctx->dev_idx = dev_idx;
ctx->se_idx = se_idx;
- return nfc_se_io(dev, se_idx, apdu, apdu_len, se_io_cb, ctx);
+ rc = nfc_se_io(dev, se_idx, apdu, apdu_len, se_io_cb, ctx);
+
+put_dev:
+ nfc_put_device(dev);
+ return rc;
}
static int nfc_genl_vendor_cmd(struct sk_buff *skb,
@@ -1559,14 +1572,21 @@ static int nfc_genl_vendor_cmd(struct sk_buff *skb,
subcmd = nla_get_u32(info->attrs[NFC_ATTR_VENDOR_SUBCMD]);
dev = nfc_get_device(dev_idx);
- if (!dev || !dev->vendor_cmds || !dev->n_vendor_cmds)
+ if (!dev)
return -ENODEV;
+ if (!dev->vendor_cmds || !dev->n_vendor_cmds) {
+ err = -ENODEV;
+ goto put_dev;
+ }
+
if (info->attrs[NFC_ATTR_VENDOR_DATA]) {
data = nla_data(info->attrs[NFC_ATTR_VENDOR_DATA]);
data_len = nla_len(info->attrs[NFC_ATTR_VENDOR_DATA]);
- if (data_len == 0)
- return -EINVAL;
+ if (data_len == 0) {
+ err = -EINVAL;
+ goto put_dev;
+ }
} else {
data = NULL;
data_len = 0;
@@ -1581,10 +1601,14 @@ static int nfc_genl_vendor_cmd(struct sk_buff *skb,
dev->cur_cmd_info = info;
err = cmd->doit(dev, data, data_len);
dev->cur_cmd_info = NULL;
- return err;
+ goto put_dev;
}
- return -EOPNOTSUPP;
+ err = -EOPNOTSUPP;
+
+put_dev:
+ nfc_put_device(dev);
+ return err;
}
/* message building helper */
diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c
index 5dc517d..a8a8396 100644
--- a/net/openvswitch/datapath.c
+++ b/net/openvswitch/datapath.c
@@ -910,6 +910,7 @@ static int ovs_flow_cmd_new(struct sk_buff *skb, struct genl_info *info)
struct sw_flow_mask mask;
struct sk_buff *reply;
struct datapath *dp;
+ struct sw_flow_key *key;
struct sw_flow_actions *acts;
struct sw_flow_match match;
u32 ufid_flags = ovs_nla_get_ufid_flags(a[OVS_FLOW_ATTR_UFID_FLAGS]);
@@ -937,24 +938,26 @@ static int ovs_flow_cmd_new(struct sk_buff *skb, struct genl_info *info)
}
/* Extract key. */
- ovs_match_init(&match, &new_flow->key, false, &mask);
+ key = kzalloc(sizeof(*key), GFP_KERNEL);
+ if (!key) {
+ error = -ENOMEM;
+ goto err_kfree_key;
+ }
+
+ ovs_match_init(&match, key, false, &mask);
error = ovs_nla_get_match(net, &match, a[OVS_FLOW_ATTR_KEY],
a[OVS_FLOW_ATTR_MASK], log);
if (error)
goto err_kfree_flow;
+ ovs_flow_mask_key(&new_flow->key, key, true, &mask);
+
/* Extract flow identifier. */
error = ovs_nla_get_identifier(&new_flow->id, a[OVS_FLOW_ATTR_UFID],
- &new_flow->key, log);
+ key, log);
if (error)
goto err_kfree_flow;
- /* unmasked key is needed to match when ufid is not used. */
- if (ovs_identifier_is_key(&new_flow->id))
- match.key = new_flow->id.unmasked_key;
-
- ovs_flow_mask_key(&new_flow->key, &new_flow->key, true, &mask);
-
/* Validate actions. */
error = ovs_nla_copy_actions(net, a[OVS_FLOW_ATTR_ACTIONS],
&new_flow->key, &acts, log);
@@ -981,7 +984,7 @@ static int ovs_flow_cmd_new(struct sk_buff *skb, struct genl_info *info)
if (ovs_identifier_is_ufid(&new_flow->id))
flow = ovs_flow_tbl_lookup_ufid(&dp->table, &new_flow->id);
if (!flow)
- flow = ovs_flow_tbl_lookup(&dp->table, &new_flow->key);
+ flow = ovs_flow_tbl_lookup(&dp->table, key);
if (likely(!flow)) {
rcu_assign_pointer(new_flow->sf_acts, acts);
@@ -1051,6 +1054,8 @@ static int ovs_flow_cmd_new(struct sk_buff *skb, struct genl_info *info)
if (reply)
ovs_notify(&dp_flow_genl_family, reply, info);
+
+ kfree(key);
return 0;
err_unlock_ovs:
@@ -1060,6 +1065,8 @@ static int ovs_flow_cmd_new(struct sk_buff *skb, struct genl_info *info)
ovs_nla_free_flow_actions(acts);
err_kfree_flow:
ovs_flow_free(new_flow, false);
+err_kfree_key:
+ kfree(key);
error:
return error;
}
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index b4cd677..b4a525c 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -1863,12 +1863,22 @@ static int packet_rcv_spkt(struct sk_buff *skb, struct net_device *dev,
static void packet_parse_headers(struct sk_buff *skb, struct socket *sock)
{
+ int depth;
+
if ((!skb->protocol || skb->protocol == htons(ETH_P_ALL)) &&
sock->type == SOCK_RAW) {
skb_reset_mac_header(skb);
skb->protocol = dev_parse_header_protocol(skb);
}
+ /* Move network header to the right position for VLAN tagged packets */
+ if (likely(skb->dev->type == ARPHRD_ETHER) &&
+ eth_type_vlan(skb->protocol) &&
+ __vlan_get_protocol(skb, skb->protocol, &depth) != 0) {
+ if (pskb_may_pull(skb, depth))
+ skb_set_network_header(skb, depth);
+ }
+
skb_probe_transport_header(skb);
}
@@ -2978,6 +2988,11 @@ static int packet_snd(struct socket *sock, struct msghdr *msg, size_t len)
skb->mark = sockc.mark;
skb->tstamp = sockc.transmit_time;
+ if (unlikely(extra_len == 4))
+ skb->no_fcs = 1;
+
+ packet_parse_headers(skb, sock);
+
if (has_vnet_hdr) {
err = virtio_net_hdr_to_skb(skb, &vnet_hdr, vio_le());
if (err)
@@ -2986,11 +3001,6 @@ static int packet_snd(struct socket *sock, struct msghdr *msg, size_t len)
virtio_net_hdr_set_proto(skb, &vnet_hdr);
}
- packet_parse_headers(skb, sock);
-
- if (unlikely(extra_len == 4))
- skb->no_fcs = 1;
-
err = po->xmit(skb);
if (unlikely(err != 0)) {
if (err > 0)
diff --git a/net/rxrpc/output.c b/net/rxrpc/output.c
index 6202d2e..09fcc542 100644
--- a/net/rxrpc/output.c
+++ b/net/rxrpc/output.c
@@ -93,7 +93,7 @@ static size_t rxrpc_fill_out_ack(struct rxrpc_connection *conn,
*_hard_ack = hard_ack;
*_top = top;
- pkt->ack.bufferSpace = htons(8);
+ pkt->ack.bufferSpace = htons(0);
pkt->ack.maxSkew = htons(0);
pkt->ack.firstPacket = htonl(hard_ack + 1);
pkt->ack.previousPacket = htonl(call->ackr_highest_seq);
diff --git a/net/rxrpc/sendmsg.c b/net/rxrpc/sendmsg.c
index 22f0200..1cb90d3 100644
--- a/net/rxrpc/sendmsg.c
+++ b/net/rxrpc/sendmsg.c
@@ -718,7 +718,7 @@ int rxrpc_do_sendmsg(struct rxrpc_sock *rx, struct msghdr *msg, size_t len)
if (call->tx_total_len != -1 ||
call->tx_pending ||
call->tx_top != 0)
- goto error_put;
+ goto out_put_unlock;
call->tx_total_len = p.call.tx_total_len;
}
}
diff --git a/net/sched/act_mpls.c b/net/sched/act_mpls.c
index 0fccae3..1979153 100644
--- a/net/sched/act_mpls.c
+++ b/net/sched/act_mpls.c
@@ -116,6 +116,11 @@ static int valid_label(const struct nlattr *attr,
{
const u32 *label = nla_data(attr);
+ if (nla_len(attr) != sizeof(*label)) {
+ NL_SET_ERR_MSG_MOD(extack, "Invalid MPLS label length");
+ return -EINVAL;
+ }
+
if (*label & ~MPLS_LABEL_MASK || *label == MPLS_LABEL_IMPLNULL) {
NL_SET_ERR_MSG_MOD(extack, "MPLS label out of range");
return -EINVAL;
@@ -128,7 +133,8 @@ static const struct nla_policy mpls_policy[TCA_MPLS_MAX + 1] = {
[TCA_MPLS_UNSPEC] = { .strict_start_type = TCA_MPLS_UNSPEC + 1 },
[TCA_MPLS_PARMS] = NLA_POLICY_EXACT_LEN(sizeof(struct tc_mpls)),
[TCA_MPLS_PROTO] = { .type = NLA_U16 },
- [TCA_MPLS_LABEL] = NLA_POLICY_VALIDATE_FN(NLA_U32, valid_label),
+ [TCA_MPLS_LABEL] = NLA_POLICY_VALIDATE_FN(NLA_BINARY,
+ valid_label),
[TCA_MPLS_TC] = NLA_POLICY_RANGE(NLA_U8, 0, 7),
[TCA_MPLS_TTL] = NLA_POLICY_MIN(NLA_U8, 1),
[TCA_MPLS_BOS] = NLA_POLICY_RANGE(NLA_U8, 0, 1),
diff --git a/net/sched/cls_tcindex.c b/net/sched/cls_tcindex.c
index 684187a..768cf7c 100644
--- a/net/sched/cls_tcindex.c
+++ b/net/sched/cls_tcindex.c
@@ -332,7 +332,7 @@ tcindex_set_parms(struct net *net, struct tcf_proto *tp, unsigned long base,
struct tcindex_filter_result *r, struct nlattr **tb,
struct nlattr *est, bool ovr, struct netlink_ext_ack *extack)
{
- struct tcindex_filter_result new_filter_result, *old_r = r;
+ struct tcindex_filter_result new_filter_result;
struct tcindex_data *cp = NULL, *oldp;
struct tcindex_filter *f = NULL; /* make gcc behave */
struct tcf_result cr = {};
@@ -401,7 +401,7 @@ tcindex_set_parms(struct net *net, struct tcf_proto *tp, unsigned long base,
err = tcindex_filter_result_init(&new_filter_result, cp, net);
if (err < 0)
goto errout_alloc;
- if (old_r)
+ if (r)
cr = r->res;
err = -EBUSY;
@@ -478,14 +478,6 @@ tcindex_set_parms(struct net *net, struct tcf_proto *tp, unsigned long base,
tcf_bind_filter(tp, &cr, base);
}
- if (old_r && old_r != r) {
- err = tcindex_filter_result_init(old_r, cp, net);
- if (err < 0) {
- kfree(f);
- goto errout_alloc;
- }
- }
-
oldp = p;
r->res = cr;
tcf_exts_change(&r->exts, &e);
diff --git a/net/sched/ematch.c b/net/sched/ematch.c
index dd3b8c1..43bfb33 100644
--- a/net/sched/ematch.c
+++ b/net/sched/ematch.c
@@ -255,6 +255,8 @@ static int tcf_em_validate(struct tcf_proto *tp,
* the value carried.
*/
if (em_hdr->flags & TCF_EM_SIMPLE) {
+ if (em->ops->datalen > 0)
+ goto errout;
if (data_len < sizeof(u32))
goto errout;
em->data = *(u32 *) data;
diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c
index 6f36df8..154d62d 100644
--- a/net/sched/sch_api.c
+++ b/net/sched/sch_api.c
@@ -1104,6 +1104,11 @@ static int qdisc_graft(struct net_device *dev, struct Qdisc *parent,
return -ENOENT;
}
+ if (new && new->ops == &noqueue_qdisc_ops) {
+ NL_SET_ERR_MSG(extack, "Cannot assign noqueue to a class");
+ return -EINVAL;
+ }
+
err = cops->graft(parent, cl, new, &old, extack);
if (err)
return err;
diff --git a/net/sched/sch_atm.c b/net/sched/sch_atm.c
index 6385995..34dd043 100644
--- a/net/sched/sch_atm.c
+++ b/net/sched/sch_atm.c
@@ -396,10 +396,13 @@ static int atm_tc_enqueue(struct sk_buff *skb, struct Qdisc *sch,
result = tcf_classify(skb, fl, &res, true);
if (result < 0)
continue;
+ if (result == TC_ACT_SHOT)
+ goto done;
+
flow = (struct atm_flow_data *)res.class;
if (!flow)
flow = lookup_flow(sch, res.classid);
- goto done;
+ goto drop;
}
}
flow = NULL;
diff --git a/net/sched/sch_cbq.c b/net/sched/sch_cbq.c
index e5972889..12893da 100644
--- a/net/sched/sch_cbq.c
+++ b/net/sched/sch_cbq.c
@@ -231,6 +231,8 @@ cbq_classify(struct sk_buff *skb, struct Qdisc *sch, int *qerr)
result = tcf_classify(skb, fl, &res, true);
if (!fl || result < 0)
goto fallback;
+ if (result == TC_ACT_SHOT)
+ return NULL;
cl = (void *)res.class;
if (!cl) {
@@ -251,8 +253,7 @@ cbq_classify(struct sk_buff *skb, struct Qdisc *sch, int *qerr)
case TC_ACT_TRAP:
*qerr = NET_XMIT_SUCCESS | __NET_XMIT_STOLEN;
/* fall through */
- case TC_ACT_SHOT:
- return NULL;
+ fallthrough;
case TC_ACT_RECLASSIFY:
return cbq_reclassify(skb, cl);
}
diff --git a/net/sunrpc/auth_gss/auth_gss.c b/net/sunrpc/auth_gss/auth_gss.c
index b7a7157..4d3cf14 100644
--- a/net/sunrpc/auth_gss/auth_gss.c
+++ b/net/sunrpc/auth_gss/auth_gss.c
@@ -301,7 +301,7 @@ __gss_find_upcall(struct rpc_pipe *pipe, kuid_t uid, const struct gss_auth *auth
list_for_each_entry(pos, &pipe->in_downcall, list) {
if (!uid_eq(pos->uid, uid))
continue;
- if (auth && pos->auth->service != auth->service)
+ if (pos->auth->service != auth->service)
continue;
refcount_inc(&pos->count);
return pos;
@@ -683,6 +683,21 @@ gss_create_upcall(struct gss_auth *gss_auth, struct gss_cred *gss_cred)
return err;
}
+static struct gss_upcall_msg *
+gss_find_downcall(struct rpc_pipe *pipe, kuid_t uid)
+{
+ struct gss_upcall_msg *pos;
+ list_for_each_entry(pos, &pipe->in_downcall, list) {
+ if (!uid_eq(pos->uid, uid))
+ continue;
+ if (!rpc_msg_is_inflight(&pos->msg))
+ continue;
+ refcount_inc(&pos->count);
+ return pos;
+ }
+ return NULL;
+}
+
#define MSG_BUF_MAXSIZE 1024
static ssize_t
@@ -729,7 +744,7 @@ gss_pipe_downcall(struct file *filp, const char __user *src, size_t mlen)
err = -ENOENT;
/* Find a matching upcall */
spin_lock(&pipe->lock);
- gss_msg = __gss_find_upcall(pipe, uid, NULL);
+ gss_msg = gss_find_downcall(pipe, uid);
if (gss_msg == NULL) {
spin_unlock(&pipe->lock);
goto err_put_ctx;
diff --git a/net/sunrpc/auth_gss/svcauth_gss.c b/net/sunrpc/auth_gss/svcauth_gss.c
index c001647..1a869a2 100644
--- a/net/sunrpc/auth_gss/svcauth_gss.c
+++ b/net/sunrpc/auth_gss/svcauth_gss.c
@@ -1104,18 +1104,23 @@ static int gss_read_proxy_verf(struct svc_rqst *rqstp,
return res;
inlen = svc_getnl(argv);
- if (inlen > (argv->iov_len + rqstp->rq_arg.page_len))
+ if (inlen > (argv->iov_len + rqstp->rq_arg.page_len)) {
+ kfree(in_handle->data);
return SVC_DENIED;
+ }
pages = DIV_ROUND_UP(inlen, PAGE_SIZE);
in_token->pages = kcalloc(pages, sizeof(struct page *), GFP_KERNEL);
- if (!in_token->pages)
+ if (!in_token->pages) {
+ kfree(in_handle->data);
return SVC_DENIED;
+ }
in_token->page_base = 0;
in_token->page_len = inlen;
for (i = 0; i < pages; i++) {
in_token->pages[i] = alloc_page(GFP_KERNEL);
if (!in_token->pages[i]) {
+ kfree(in_handle->data);
gss_free_in_token_pages(in_token);
return SVC_DENIED;
}
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index 1893203..012b050 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -1354,7 +1354,7 @@ static int rpc_sockname(struct net *net, struct sockaddr *sap, size_t salen,
break;
default:
err = -EAFNOSUPPORT;
- goto out;
+ goto out_release;
}
if (err < 0) {
dprintk("RPC: can't bind UDP socket (%d)\n", err);
diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c
index 0f4d39f..e13115b 100644
--- a/net/sunrpc/xprtrdma/verbs.c
+++ b/net/sunrpc/xprtrdma/verbs.c
@@ -1037,6 +1037,7 @@ struct rpcrdma_req *rpcrdma_req_create(struct rpcrdma_xprt *r_xprt, size_t size,
kfree(req->rl_sendbuf);
out3:
kfree(req->rl_rdmabuf);
+ rpcrdma_regbuf_free(req->rl_sendbuf);
out2:
kfree(req);
out1:
diff --git a/net/tipc/core.c b/net/tipc/core.c
index 90cf7e0..58ee5ee 100644
--- a/net/tipc/core.c
+++ b/net/tipc/core.c
@@ -112,6 +112,15 @@ static void __net_exit tipc_exit_net(struct net *net)
cond_resched();
}
+static void __net_exit tipc_pernet_pre_exit(struct net *net)
+{
+ tipc_node_pre_cleanup_net(net);
+}
+
+static struct pernet_operations tipc_pernet_pre_exit_ops = {
+ .pre_exit = tipc_pernet_pre_exit,
+};
+
static struct pernet_operations tipc_net_ops = {
.init = tipc_init_net,
.exit = tipc_exit_net,
@@ -150,6 +159,10 @@ static int __init tipc_init(void)
if (err)
goto out_pernet_topsrv;
+ err = register_pernet_subsys(&tipc_pernet_pre_exit_ops);
+ if (err)
+ goto out_register_pernet_subsys;
+
err = tipc_bearer_setup();
if (err)
goto out_bearer;
@@ -170,6 +183,8 @@ static int __init tipc_init(void)
out_netlink:
tipc_bearer_cleanup();
out_bearer:
+ unregister_pernet_subsys(&tipc_pernet_pre_exit_ops);
+out_register_pernet_subsys:
unregister_pernet_device(&tipc_topsrv_net_ops);
out_pernet_topsrv:
tipc_socket_stop();
@@ -187,6 +202,7 @@ static void __exit tipc_exit(void)
tipc_netlink_compat_stop();
tipc_netlink_stop();
tipc_bearer_cleanup();
+ unregister_pernet_subsys(&tipc_pernet_pre_exit_ops);
unregister_pernet_device(&tipc_topsrv_net_ops);
tipc_socket_stop();
unregister_pernet_device(&tipc_net_ops);
diff --git a/net/tipc/core.h b/net/tipc/core.h
index c6bda91..59f97ef 100644
--- a/net/tipc/core.h
+++ b/net/tipc/core.h
@@ -59,6 +59,7 @@
#include <net/netns/generic.h>
#include <linux/rhashtable.h>
#include <net/genetlink.h>
+#include <net/netns/hash.h>
#ifdef pr_fmt
#undef pr_fmt
@@ -202,6 +203,11 @@ static inline int in_range(u16 val, u16 min, u16 max)
return !less(val, min) && !more(val, max);
}
+static inline u32 tipc_net_hash_mixes(struct net *net, int tn_rand)
+{
+ return net_hash_mix(&init_net) ^ net_hash_mix(net) ^ tn_rand;
+}
+
#ifdef CONFIG_SYSCTL
int tipc_register_sysctl(void);
void tipc_unregister_sysctl(void);
diff --git a/net/tipc/discover.c b/net/tipc/discover.c
index 0436c8f..9c64567 100644
--- a/net/tipc/discover.c
+++ b/net/tipc/discover.c
@@ -94,6 +94,7 @@ static void tipc_disc_init_msg(struct net *net, struct sk_buff *skb,
msg_set_dest_domain(hdr, dest_domain);
msg_set_bc_netid(hdr, tn->net_id);
b->media->addr2msg(msg_media_addr(hdr), &b->addr);
+ msg_set_peer_net_hash(hdr, tipc_net_hash_mixes(net, tn->random));
msg_set_node_id(hdr, tipc_own_id(net));
}
@@ -193,6 +194,7 @@ void tipc_disc_rcv(struct net *net, struct sk_buff *skb,
{
struct tipc_net *tn = tipc_net(net);
struct tipc_msg *hdr = buf_msg(skb);
+ u32 pnet_hash = msg_peer_net_hash(hdr);
u16 caps = msg_node_capabilities(hdr);
bool legacy = tn->legacy_addr_format;
u32 sugg = msg_sugg_node_addr(hdr);
@@ -244,7 +246,7 @@ void tipc_disc_rcv(struct net *net, struct sk_buff *skb,
return;
if (!tipc_in_scope(legacy, b->domain, src))
return;
- tipc_node_check_dest(net, src, peer_id, b, caps, signature,
+ tipc_node_check_dest(net, src, peer_id, b, caps, signature, pnet_hash,
&maddr, &respond, &dupl_addr);
if (dupl_addr)
disc_dupl_alert(b, src, &maddr);
diff --git a/net/tipc/msg.h b/net/tipc/msg.h
index 0daa6f0..6d69254 100644
--- a/net/tipc/msg.h
+++ b/net/tipc/msg.h
@@ -358,6 +358,11 @@ static inline u32 msg_connected(struct tipc_msg *m)
return msg_type(m) == TIPC_CONN_MSG;
}
+static inline u32 msg_direct(struct tipc_msg *m)
+{
+ return msg_type(m) == TIPC_DIRECT_MSG;
+}
+
static inline u32 msg_errcode(struct tipc_msg *m)
{
return msg_bits(m, 1, 25, 0xf);
@@ -1026,6 +1031,20 @@ static inline bool msg_is_reset(struct tipc_msg *hdr)
return (msg_user(hdr) == LINK_PROTOCOL) && (msg_type(hdr) == RESET_MSG);
}
+/* Word 13
+ */
+static inline void msg_set_peer_net_hash(struct tipc_msg *m, u32 n)
+{
+ msg_set_word(m, 13, n);
+}
+
+static inline u32 msg_peer_net_hash(struct tipc_msg *m)
+{
+ return msg_word(m, 13);
+}
+
+/* Word 14
+ */
static inline u32 msg_sugg_node_addr(struct tipc_msg *m)
{
return msg_word(m, 14);
diff --git a/net/tipc/name_distr.c b/net/tipc/name_distr.c
index 661bc25..6ac84e7 100644
--- a/net/tipc/name_distr.c
+++ b/net/tipc/name_distr.c
@@ -146,7 +146,7 @@ static void named_distribute(struct net *net, struct sk_buff_head *list,
struct publication *publ;
struct sk_buff *skb = NULL;
struct distr_item *item = NULL;
- u32 msg_dsz = ((tipc_node_get_mtu(net, dnode, 0) - INT_H_SIZE) /
+ u32 msg_dsz = ((tipc_node_get_mtu(net, dnode, 0, false) - INT_H_SIZE) /
ITEM_SIZE) * ITEM_SIZE;
u32 msg_rem = msg_dsz;
diff --git a/net/tipc/node.c b/net/tipc/node.c
index c8f6177..535a4a77 100644
--- a/net/tipc/node.c
+++ b/net/tipc/node.c
@@ -126,6 +126,8 @@ struct tipc_node {
struct timer_list timer;
struct rcu_head rcu;
unsigned long delete_at;
+ struct net *peer_net;
+ u32 peer_hash_mix;
};
/* Node FSM states and events:
@@ -184,7 +186,7 @@ static struct tipc_link *node_active_link(struct tipc_node *n, int sel)
return n->links[bearer_id].link;
}
-int tipc_node_get_mtu(struct net *net, u32 addr, u32 sel)
+int tipc_node_get_mtu(struct net *net, u32 addr, u32 sel, bool connected)
{
struct tipc_node *n;
int bearer_id;
@@ -194,6 +196,14 @@ int tipc_node_get_mtu(struct net *net, u32 addr, u32 sel)
if (unlikely(!n))
return mtu;
+ /* Allow MAX_MSG_SIZE when building connection oriented message
+ * if they are in the same core network
+ */
+ if (n->peer_net && connected) {
+ tipc_node_put(n);
+ return mtu;
+ }
+
bearer_id = n->active_links[sel & 1];
if (likely(bearer_id != INVALID_BEARER_ID))
mtu = n->links[bearer_id].mtu;
@@ -360,8 +370,37 @@ static void tipc_node_write_unlock(struct tipc_node *n)
}
}
+static void tipc_node_assign_peer_net(struct tipc_node *n, u32 hash_mixes)
+{
+ int net_id = tipc_netid(n->net);
+ struct tipc_net *tn_peer;
+ struct net *tmp;
+ u32 hash_chk;
+
+ if (n->peer_net)
+ return;
+
+ for_each_net_rcu(tmp) {
+ tn_peer = tipc_net(tmp);
+ if (!tn_peer)
+ continue;
+ /* Integrity checking whether node exists in namespace or not */
+ if (tn_peer->net_id != net_id)
+ continue;
+ if (memcmp(n->peer_id, tn_peer->node_id, NODE_ID_LEN))
+ continue;
+ hash_chk = tipc_net_hash_mixes(tmp, tn_peer->random);
+ if (hash_mixes ^ hash_chk)
+ continue;
+ n->peer_net = tmp;
+ n->peer_hash_mix = hash_mixes;
+ break;
+ }
+}
+
static struct tipc_node *tipc_node_create(struct net *net, u32 addr,
- u8 *peer_id, u16 capabilities)
+ u8 *peer_id, u16 capabilities,
+ u32 signature, u32 hash_mixes)
{
struct tipc_net *tn = net_generic(net, tipc_net_id);
struct tipc_node *n, *temp_node;
@@ -372,6 +411,8 @@ static struct tipc_node *tipc_node_create(struct net *net, u32 addr,
spin_lock_bh(&tn->node_list_lock);
n = tipc_node_find(net, addr);
if (n) {
+ if (n->peer_hash_mix ^ hash_mixes)
+ tipc_node_assign_peer_net(n, hash_mixes);
if (n->capabilities == capabilities)
goto exit;
/* Same node may come back with new capabilities */
@@ -389,6 +430,7 @@ static struct tipc_node *tipc_node_create(struct net *net, u32 addr,
list_for_each_entry_rcu(temp_node, &tn->node_list, list) {
tn->capabilities &= temp_node->capabilities;
}
+
goto exit;
}
n = kzalloc(sizeof(*n), GFP_ATOMIC);
@@ -399,6 +441,10 @@ static struct tipc_node *tipc_node_create(struct net *net, u32 addr,
n->addr = addr;
memcpy(&n->peer_id, peer_id, 16);
n->net = net;
+ n->peer_net = NULL;
+ n->peer_hash_mix = 0;
+ /* Assign kernel local namespace if exists */
+ tipc_node_assign_peer_net(n, hash_mixes);
n->capabilities = capabilities;
kref_init(&n->kref);
rwlock_init(&n->lock);
@@ -979,7 +1025,7 @@ u32 tipc_node_try_addr(struct net *net, u8 *id, u32 addr)
void tipc_node_check_dest(struct net *net, u32 addr,
u8 *peer_id, struct tipc_bearer *b,
- u16 capabilities, u32 signature,
+ u16 capabilities, u32 signature, u32 hash_mixes,
struct tipc_media_addr *maddr,
bool *respond, bool *dupl_addr)
{
@@ -989,8 +1035,9 @@ void tipc_node_check_dest(struct net *net, u32 addr,
bool addr_match = false;
bool sign_match = false;
bool link_up = false;
+ bool link_is_reset = false;
bool accept_addr = false;
- bool reset = true;
+ bool reset = false;
char *if_name;
unsigned long intv;
u16 session;
@@ -998,7 +1045,8 @@ void tipc_node_check_dest(struct net *net, u32 addr,
*dupl_addr = false;
*respond = false;
- n = tipc_node_create(net, addr, peer_id, capabilities);
+ n = tipc_node_create(net, addr, peer_id, capabilities, signature,
+ hash_mixes);
if (!n)
return;
@@ -1009,14 +1057,17 @@ void tipc_node_check_dest(struct net *net, u32 addr,
/* Prepare to validate requesting node's signature and media address */
l = le->link;
link_up = l && tipc_link_is_up(l);
+ link_is_reset = l && tipc_link_is_reset(l);
addr_match = l && !memcmp(&le->maddr, maddr, sizeof(*maddr));
sign_match = (signature == n->signature);
/* These three flags give us eight permutations: */
if (sign_match && addr_match && link_up) {
- /* All is fine. Do nothing. */
- reset = false;
+ /* All is fine. Ignore requests. */
+ /* Peer node is not a container/local namespace */
+ if (!n->peer_hash_mix)
+ n->peer_hash_mix = hash_mixes;
} else if (sign_match && addr_match && !link_up) {
/* Respond. The link will come up in due time */
*respond = true;
@@ -1038,6 +1089,7 @@ void tipc_node_check_dest(struct net *net, u32 addr,
*/
accept_addr = true;
*respond = true;
+ reset = true;
} else if (!sign_match && addr_match && link_up) {
/* Peer node rebooted. Two possibilities:
* - Delayed re-discovery; this link endpoint has already
@@ -1069,6 +1121,7 @@ void tipc_node_check_dest(struct net *net, u32 addr,
n->signature = signature;
accept_addr = true;
*respond = true;
+ reset = true;
}
if (!accept_addr)
@@ -1097,6 +1150,7 @@ void tipc_node_check_dest(struct net *net, u32 addr,
tipc_link_fsm_evt(l, LINK_RESET_EVT);
if (n->state == NODE_FAILINGOVER)
tipc_link_fsm_evt(l, LINK_FAILOVER_BEGIN_EVT);
+ link_is_reset = tipc_link_is_reset(l);
le->link = l;
n->link_cnt++;
tipc_node_calculate_timer(n, l);
@@ -1109,7 +1163,7 @@ void tipc_node_check_dest(struct net *net, u32 addr,
memcpy(&le->maddr, maddr, sizeof(*maddr));
exit:
tipc_node_write_unlock(n);
- if (reset && l && !tipc_link_is_reset(l))
+ if (reset && !link_is_reset)
tipc_node_link_down(n, b->identity, false);
tipc_node_put(n);
}
@@ -1342,7 +1396,8 @@ static void node_lost_contact(struct tipc_node *n,
/* Notify publications from this node */
n->action_flags |= TIPC_NOTIFY_NODE_DOWN;
-
+ n->peer_net = NULL;
+ n->peer_hash_mix = 0;
/* Notify sockets connected to node */
list_for_each_entry_safe(conn, safe, conns, list) {
skb = tipc_msg_create(TIPC_CRITICAL_IMPORTANCE, TIPC_CONN_MSG,
@@ -1424,6 +1479,57 @@ static int __tipc_nl_add_node(struct tipc_nl_msg *msg, struct tipc_node *node)
return -EMSGSIZE;
}
+static void tipc_lxc_xmit(struct net *peer_net, struct sk_buff_head *list)
+{
+ struct tipc_msg *hdr = buf_msg(skb_peek(list));
+ struct sk_buff_head inputq;
+
+ switch (msg_user(hdr)) {
+ case TIPC_LOW_IMPORTANCE:
+ case TIPC_MEDIUM_IMPORTANCE:
+ case TIPC_HIGH_IMPORTANCE:
+ case TIPC_CRITICAL_IMPORTANCE:
+ if (msg_connected(hdr) || msg_named(hdr) ||
+ msg_direct(hdr)) {
+ tipc_loopback_trace(peer_net, list);
+ spin_lock_init(&list->lock);
+ tipc_sk_rcv(peer_net, list);
+ return;
+ }
+ if (msg_mcast(hdr)) {
+ tipc_loopback_trace(peer_net, list);
+ skb_queue_head_init(&inputq);
+ tipc_sk_mcast_rcv(peer_net, list, &inputq);
+ __skb_queue_purge(list);
+ skb_queue_purge(&inputq);
+ return;
+ }
+ return;
+ case MSG_FRAGMENTER:
+ if (tipc_msg_assemble(list)) {
+ tipc_loopback_trace(peer_net, list);
+ skb_queue_head_init(&inputq);
+ tipc_sk_mcast_rcv(peer_net, list, &inputq);
+ __skb_queue_purge(list);
+ skb_queue_purge(&inputq);
+ }
+ return;
+ case GROUP_PROTOCOL:
+ case CONN_MANAGER:
+ tipc_loopback_trace(peer_net, list);
+ spin_lock_init(&list->lock);
+ tipc_sk_rcv(peer_net, list);
+ return;
+ case LINK_PROTOCOL:
+ case NAME_DISTRIBUTOR:
+ case TUNNEL_PROTOCOL:
+ case BCAST_PROTOCOL:
+ return;
+ default:
+ return;
+ };
+}
+
/**
* tipc_node_xmit() is the general link level function for message sending
* @net: the applicable net namespace
@@ -1439,6 +1545,8 @@ int tipc_node_xmit(struct net *net, struct sk_buff_head *list,
struct tipc_link_entry *le = NULL;
struct tipc_node *n;
struct sk_buff_head xmitq;
+ bool node_up = false;
+ struct net *peer_net;
int bearer_id;
int rc;
@@ -1455,6 +1563,22 @@ int tipc_node_xmit(struct net *net, struct sk_buff_head *list,
return -EHOSTUNREACH;
}
+ rcu_read_lock();
+ tipc_node_read_lock(n);
+ node_up = node_is_up(n);
+ peer_net = n->peer_net;
+ tipc_node_read_unlock(n);
+ if (node_up && peer_net && check_net(peer_net)) {
+ /* xmit inner linux container */
+ tipc_lxc_xmit(peer_net, list);
+ if (likely(skb_queue_empty(list))) {
+ rcu_read_unlock();
+ tipc_node_put(n);
+ return 0;
+ }
+ }
+ rcu_read_unlock();
+
tipc_node_read_lock(n);
bearer_id = n->active_links[selector & 1];
if (unlikely(bearer_id == INVALID_BEARER_ID)) {
@@ -2591,3 +2715,33 @@ int tipc_node_dump(struct tipc_node *n, bool more, char *buf)
return i;
}
+
+void tipc_node_pre_cleanup_net(struct net *exit_net)
+{
+ struct tipc_node *n;
+ struct tipc_net *tn;
+ struct net *tmp;
+
+ rcu_read_lock();
+ for_each_net_rcu(tmp) {
+ if (tmp == exit_net)
+ continue;
+ tn = tipc_net(tmp);
+ if (!tn)
+ continue;
+ spin_lock_bh(&tn->node_list_lock);
+ list_for_each_entry_rcu(n, &tn->node_list, list) {
+ if (!n->peer_net)
+ continue;
+ if (n->peer_net != exit_net)
+ continue;
+ tipc_node_write_lock(n);
+ n->peer_net = NULL;
+ n->peer_hash_mix = 0;
+ tipc_node_write_unlock_fast(n);
+ break;
+ }
+ spin_unlock_bh(&tn->node_list_lock);
+ }
+ rcu_read_unlock();
+}
diff --git a/net/tipc/node.h b/net/tipc/node.h
index 291d0ec..30563c4 100644
--- a/net/tipc/node.h
+++ b/net/tipc/node.h
@@ -75,7 +75,7 @@ u32 tipc_node_get_addr(struct tipc_node *node);
u32 tipc_node_try_addr(struct net *net, u8 *id, u32 addr);
void tipc_node_check_dest(struct net *net, u32 onode, u8 *peer_id128,
struct tipc_bearer *bearer,
- u16 capabilities, u32 signature,
+ u16 capabilities, u32 signature, u32 hash_mixes,
struct tipc_media_addr *maddr,
bool *respond, bool *dupl_addr);
void tipc_node_delete_links(struct net *net, int bearer_id);
@@ -92,7 +92,7 @@ void tipc_node_unsubscribe(struct net *net, struct list_head *subscr, u32 addr);
void tipc_node_broadcast(struct net *net, struct sk_buff *skb);
int tipc_node_add_conn(struct net *net, u32 dnode, u32 port, u32 peer_port);
void tipc_node_remove_conn(struct net *net, u32 dnode, u32 port);
-int tipc_node_get_mtu(struct net *net, u32 addr, u32 sel);
+int tipc_node_get_mtu(struct net *net, u32 addr, u32 sel, bool connected);
bool tipc_node_is_up(struct net *net, u32 addr);
u16 tipc_node_get_capabilities(struct net *net, u32 addr);
int tipc_nl_node_dump(struct sk_buff *skb, struct netlink_callback *cb);
@@ -107,4 +107,5 @@ int tipc_nl_node_get_monitor(struct sk_buff *skb, struct genl_info *info);
int tipc_nl_node_dump_monitor(struct sk_buff *skb, struct netlink_callback *cb);
int tipc_nl_node_dump_monitor_peer(struct sk_buff *skb,
struct netlink_callback *cb);
+void tipc_node_pre_cleanup_net(struct net *exit_net);
#endif
diff --git a/net/tipc/socket.c b/net/tipc/socket.c
index 58c4d61..cf4f90d 100644
--- a/net/tipc/socket.c
+++ b/net/tipc/socket.c
@@ -866,7 +866,7 @@ static int tipc_send_group_msg(struct net *net, struct tipc_sock *tsk,
/* Build message as chain of buffers */
__skb_queue_head_init(&pkts);
- mtu = tipc_node_get_mtu(net, dnode, tsk->portid);
+ mtu = tipc_node_get_mtu(net, dnode, tsk->portid, false);
rc = tipc_msg_build(hdr, m, 0, dlen, mtu, &pkts);
if (unlikely(rc != dlen))
return rc;
@@ -1407,7 +1407,7 @@ static int __tipc_sendmsg(struct socket *sock, struct msghdr *m, size_t dlen)
}
__skb_queue_head_init(&pkts);
- mtu = tipc_node_get_mtu(net, dnode, tsk->portid);
+ mtu = tipc_node_get_mtu(net, dnode, tsk->portid, true);
rc = tipc_msg_build(hdr, m, 0, dlen, mtu, &pkts);
if (unlikely(rc != dlen))
return rc;
@@ -1547,7 +1547,7 @@ static void tipc_sk_finish_conn(struct tipc_sock *tsk, u32 peer_port,
sk_reset_timer(sk, &sk->sk_timer, jiffies + CONN_PROBING_INTV);
tipc_set_sk_state(sk, TIPC_ESTABLISHED);
tipc_node_add_conn(net, peer_node, tsk->portid, peer_port);
- tsk->max_pkt = tipc_node_get_mtu(net, peer_node, tsk->portid);
+ tsk->max_pkt = tipc_node_get_mtu(net, peer_node, tsk->portid, true);
tsk->peer_caps = tipc_node_get_capabilities(net, peer_node);
__skb_queue_purge(&sk->sk_write_queue);
if (tsk->peer_caps & TIPC_BLOCK_FLOWCTL)
diff --git a/net/vmw_vsock/vmci_transport.c b/net/vmw_vsock/vmci_transport.c
index aaabcd8..85488e1 100644
--- a/net/vmw_vsock/vmci_transport.c
+++ b/net/vmw_vsock/vmci_transport.c
@@ -1725,7 +1725,11 @@ static int vmci_transport_dgram_enqueue(
if (!dg)
return -ENOMEM;
- memcpy_from_msg(VMCI_DG_PAYLOAD(dg), msg, len);
+ err = memcpy_from_msg(VMCI_DG_PAYLOAD(dg), msg, len);
+ if (err) {
+ kfree(dg);
+ return err;
+ }
dg->dst = vmci_make_handle(remote_addr->svm_cid,
remote_addr->svm_port);
diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index 5c79a31c..1b7f24a 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -3972,8 +3972,10 @@ static int __init regulatory_init_db(void)
return -EINVAL;
err = load_builtin_regdb_keys();
- if (err)
+ if (err) {
+ platform_device_unregister(reg_pdev);
return err;
+ }
/* We always try to get an update for the static regdomain */
err = regulatory_hint_core(cfg80211_world_regdom->alpha2);
diff --git a/samples/vfio-mdev/mdpy-fb.c b/samples/vfio-mdev/mdpy-fb.c
index a760e13..8ad1aa1 100644
--- a/samples/vfio-mdev/mdpy-fb.c
+++ b/samples/vfio-mdev/mdpy-fb.c
@@ -109,7 +109,7 @@ static int mdpy_fb_probe(struct pci_dev *pdev,
ret = pci_request_regions(pdev, "mdpy-fb");
if (ret < 0)
- return ret;
+ goto err_disable_dev;
pci_read_config_dword(pdev, MDPY_FORMAT_OFFSET, &format);
pci_read_config_dword(pdev, MDPY_WIDTH_OFFSET, &width);
@@ -191,6 +191,9 @@ static int mdpy_fb_probe(struct pci_dev *pdev,
err_release_regions:
pci_release_regions(pdev);
+err_disable_dev:
+ pci_disable_device(pdev);
+
return ret;
}
@@ -199,7 +202,10 @@ static void mdpy_fb_remove(struct pci_dev *pdev)
struct fb_info *info = pci_get_drvdata(pdev);
unregister_framebuffer(info);
+ iounmap(info->screen_base);
framebuffer_release(info);
+ pci_release_regions(pdev);
+ pci_disable_device(pdev);
}
static struct pci_device_id mdpy_fb_pci_table[] = {
diff --git a/security/apparmor/apparmorfs.c b/security/apparmor/apparmorfs.c
index 84daab8..6273646 100644
--- a/security/apparmor/apparmorfs.c
+++ b/security/apparmor/apparmorfs.c
@@ -869,8 +869,10 @@ static struct multi_transaction *multi_transaction_new(struct file *file,
if (!t)
return ERR_PTR(-ENOMEM);
kref_init(&t->count);
- if (copy_from_user(t->data, buf, size))
+ if (copy_from_user(t->data, buf, size)) {
+ put_multi_transaction(t);
return ERR_PTR(-EFAULT);
+ }
return t;
}
diff --git a/security/apparmor/lsm.c b/security/apparmor/lsm.c
index e31965d..21e0338 100644
--- a/security/apparmor/lsm.c
+++ b/security/apparmor/lsm.c
@@ -1148,10 +1148,10 @@ static int apparmor_inet_conn_request(struct sock *sk, struct sk_buff *skb,
#endif
/*
- * The cred blob is a pointer to, not an instance of, an aa_task_ctx.
+ * The cred blob is a pointer to, not an instance of, an aa_label.
*/
struct lsm_blob_sizes apparmor_blob_sizes __lsm_ro_after_init = {
- .lbs_cred = sizeof(struct aa_task_ctx *),
+ .lbs_cred = sizeof(struct aa_label *),
.lbs_file = sizeof(struct aa_file_ctx),
.lbs_task = sizeof(struct aa_task_ctx),
};
diff --git a/security/apparmor/policy.c b/security/apparmor/policy.c
index 0635571..e38ceba 100644
--- a/security/apparmor/policy.c
+++ b/security/apparmor/policy.c
@@ -1123,7 +1123,7 @@ ssize_t aa_remove_profiles(struct aa_ns *policy_ns, struct aa_label *subj,
if (!name) {
/* remove namespace - can only happen if fqname[0] == ':' */
- mutex_lock_nested(&ns->parent->lock, ns->level);
+ mutex_lock_nested(&ns->parent->lock, ns->parent->level);
__aa_bump_ns_revision(ns);
__aa_remove_ns(ns);
mutex_unlock(&ns->parent->lock);
diff --git a/security/apparmor/policy_unpack.c b/security/apparmor/policy_unpack.c
index 8cfc9493..7e32c09 100644
--- a/security/apparmor/policy_unpack.c
+++ b/security/apparmor/policy_unpack.c
@@ -955,7 +955,7 @@ static int verify_header(struct aa_ext *e, int required, const char **ns)
* if not specified use previous version
* Mask off everything that is not kernel abi version
*/
- if (VERSION_LT(e->version, v5) || VERSION_GT(e->version, v7)) {
+ if (VERSION_LT(e->version, v5) || VERSION_GT(e->version, v8)) {
audit_iface(NULL, NULL, NULL, "unsupported interface version",
e, error);
return error;
diff --git a/security/device_cgroup.c b/security/device_cgroup.c
index 5d7bb91..9bc8f4b 100644
--- a/security/device_cgroup.c
+++ b/security/device_cgroup.c
@@ -79,6 +79,17 @@ static int dev_exceptions_copy(struct list_head *dest, struct list_head *orig)
return -ENOMEM;
}
+static void dev_exceptions_move(struct list_head *dest, struct list_head *orig)
+{
+ struct dev_exception_item *ex, *tmp;
+
+ lockdep_assert_held(&devcgroup_mutex);
+
+ list_for_each_entry_safe(ex, tmp, orig, list) {
+ list_move_tail(&ex->list, dest);
+ }
+}
+
/*
* called under devcgroup_mutex
*/
@@ -601,11 +612,13 @@ static int devcgroup_update_access(struct dev_cgroup *devcgroup,
int count, rc = 0;
struct dev_exception_item ex;
struct dev_cgroup *parent = css_to_devcgroup(devcgroup->css.parent);
+ struct dev_cgroup tmp_devcgrp;
if (!capable(CAP_SYS_ADMIN))
return -EPERM;
memset(&ex, 0, sizeof(ex));
+ memset(&tmp_devcgrp, 0, sizeof(tmp_devcgrp));
b = buffer;
switch (*b) {
@@ -617,15 +630,27 @@ static int devcgroup_update_access(struct dev_cgroup *devcgroup,
if (!may_allow_all(parent))
return -EPERM;
- dev_exception_clean(devcgroup);
- devcgroup->behavior = DEVCG_DEFAULT_ALLOW;
- if (!parent)
+ if (!parent) {
+ devcgroup->behavior = DEVCG_DEFAULT_ALLOW;
+ dev_exception_clean(devcgroup);
break;
+ }
- rc = dev_exceptions_copy(&devcgroup->exceptions,
- &parent->exceptions);
+ INIT_LIST_HEAD(&tmp_devcgrp.exceptions);
+ rc = dev_exceptions_copy(&tmp_devcgrp.exceptions,
+ &devcgroup->exceptions);
if (rc)
return rc;
+ dev_exception_clean(devcgroup);
+ rc = dev_exceptions_copy(&devcgroup->exceptions,
+ &parent->exceptions);
+ if (rc) {
+ dev_exceptions_move(&devcgroup->exceptions,
+ &tmp_devcgrp.exceptions);
+ return rc;
+ }
+ devcgroup->behavior = DEVCG_DEFAULT_ALLOW;
+ dev_exception_clean(&tmp_devcgrp);
break;
case DEVCG_DENY:
if (css_has_online_children(&devcgroup->css))
diff --git a/security/integrity/digsig.c b/security/integrity/digsig.c
index ea1aae3..12bae471 100644
--- a/security/integrity/digsig.c
+++ b/security/integrity/digsig.c
@@ -121,6 +121,7 @@ int __init integrity_init_keyring(const unsigned int id)
{
struct key_restriction *restriction;
key_perm_t perm;
+ int ret;
perm = (KEY_POS_ALL & ~KEY_POS_SETATTR) | KEY_USR_VIEW
| KEY_USR_READ | KEY_USR_SEARCH;
@@ -141,7 +142,10 @@ int __init integrity_init_keyring(const unsigned int id)
perm |= KEY_USR_WRITE;
out:
- return __integrity_init_keyring(id, perm, restriction);
+ ret = __integrity_init_keyring(id, perm, restriction);
+ if (ret)
+ kfree(restriction);
+ return ret;
}
int __init integrity_add_key(const unsigned int id, const void *data,
diff --git a/security/integrity/ima/ima.h b/security/integrity/ima/ima.h
index 5fae6cf..146154e3 100644
--- a/security/integrity/ima/ima.h
+++ b/security/integrity/ima/ima.h
@@ -361,24 +361,24 @@ static inline void ima_free_modsig(struct modsig *modsig)
/* LSM based policy rules require audit */
#ifdef CONFIG_IMA_LSM_RULES
-#define security_filter_rule_init security_audit_rule_init
-#define security_filter_rule_free security_audit_rule_free
-#define security_filter_rule_match security_audit_rule_match
+#define ima_filter_rule_init security_audit_rule_init
+#define ima_filter_rule_free security_audit_rule_free
+#define ima_filter_rule_match security_audit_rule_match
#else
-static inline int security_filter_rule_init(u32 field, u32 op, char *rulestr,
- void **lsmrule)
+static inline int ima_filter_rule_init(u32 field, u32 op, char *rulestr,
+ void **lsmrule)
{
return -EINVAL;
}
-static inline void security_filter_rule_free(void *lsmrule)
+static inline void ima_filter_rule_free(void *lsmrule)
{
}
-static inline int security_filter_rule_match(u32 secid, u32 field, u32 op,
- void *lsmrule)
+static inline int ima_filter_rule_match(u32 secid, u32 field, u32 op,
+ void *lsmrule)
{
return -EINVAL;
}
diff --git a/security/integrity/ima/ima_main.c b/security/integrity/ima/ima_main.c
index a768f37..ce9d594 100644
--- a/security/integrity/ima/ima_main.c
+++ b/security/integrity/ima/ima_main.c
@@ -615,6 +615,7 @@ int ima_load_data(enum kernel_load_data_id id)
pr_err("impossible to appraise a module without a file descriptor. sig_enforce kernel parameter might help\n");
return -EACCES; /* INTEGRITY_UNKNOWN */
}
+ break;
default:
break;
}
diff --git a/security/integrity/ima/ima_policy.c b/security/integrity/ima/ima_policy.c
index 14aef74..6df0436 100644
--- a/security/integrity/ima/ima_policy.c
+++ b/security/integrity/ima/ima_policy.c
@@ -254,7 +254,7 @@ static void ima_lsm_free_rule(struct ima_rule_entry *entry)
int i;
for (i = 0; i < MAX_LSM_RULES; i++) {
- security_filter_rule_free(entry->lsm[i].rule);
+ ima_filter_rule_free(entry->lsm[i].rule);
kfree(entry->lsm[i].args_p);
}
kfree(entry);
@@ -286,10 +286,9 @@ static struct ima_rule_entry *ima_lsm_copy_rule(struct ima_rule_entry *entry)
if (!nentry->lsm[i].args_p)
goto out_err;
- security_filter_rule_init(nentry->lsm[i].type,
- Audit_equal,
- nentry->lsm[i].args_p,
- &nentry->lsm[i].rule);
+ ima_filter_rule_init(nentry->lsm[i].type, Audit_equal,
+ nentry->lsm[i].args_p,
+ &nentry->lsm[i].rule);
if (!nentry->lsm[i].rule)
pr_warn("rule for LSM \'%s\' is undefined\n",
(char *)entry->lsm[i].args_p);
@@ -371,6 +370,9 @@ static bool ima_match_rules(struct ima_rule_entry *rule, struct inode *inode,
enum ima_hooks func, int mask)
{
int i;
+ bool result = false;
+ struct ima_rule_entry *lsm_rule = rule;
+ bool rule_reinitialized = false;
if (func == KEXEC_CMDLINE) {
if ((rule->flags & IMA_FUNC) && (rule->func == func))
@@ -414,36 +416,55 @@ static bool ima_match_rules(struct ima_rule_entry *rule, struct inode *inode,
int rc = 0;
u32 osid;
- if (!rule->lsm[i].rule) {
- if (!rule->lsm[i].args_p)
+ if (!lsm_rule->lsm[i].rule) {
+ if (!lsm_rule->lsm[i].args_p)
continue;
else
return false;
}
+
+retry:
switch (i) {
case LSM_OBJ_USER:
case LSM_OBJ_ROLE:
case LSM_OBJ_TYPE:
security_inode_getsecid(inode, &osid);
- rc = security_filter_rule_match(osid,
- rule->lsm[i].type,
- Audit_equal,
- rule->lsm[i].rule);
+ rc = ima_filter_rule_match(osid, lsm_rule->lsm[i].type,
+ Audit_equal,
+ lsm_rule->lsm[i].rule);
break;
case LSM_SUBJ_USER:
case LSM_SUBJ_ROLE:
case LSM_SUBJ_TYPE:
- rc = security_filter_rule_match(secid,
- rule->lsm[i].type,
- Audit_equal,
- rule->lsm[i].rule);
+ rc = ima_filter_rule_match(secid, lsm_rule->lsm[i].type,
+ Audit_equal,
+ lsm_rule->lsm[i].rule);
+ break;
default:
break;
}
- if (!rc)
- return false;
+
+ if (rc == -ESTALE && !rule_reinitialized) {
+ lsm_rule = ima_lsm_copy_rule(rule);
+ if (lsm_rule) {
+ rule_reinitialized = true;
+ goto retry;
+ }
+ }
+ if (!rc) {
+ result = false;
+ goto out;
+ }
}
- return true;
+ result = true;
+
+out:
+ if (rule_reinitialized) {
+ for (i = 0; i < MAX_LSM_RULES; i++)
+ ima_filter_rule_free(lsm_rule->lsm[i].rule);
+ kfree(lsm_rule);
+ }
+ return result;
}
/*
@@ -669,6 +690,7 @@ void __init ima_init_policy(void)
add_rules(default_measurement_rules,
ARRAY_SIZE(default_measurement_rules),
IMA_DEFAULT_POLICY);
+ break;
default:
break;
}
@@ -821,10 +843,9 @@ static int ima_lsm_rule_init(struct ima_rule_entry *entry,
return -ENOMEM;
entry->lsm[lsm_rule].type = audit_type;
- result = security_filter_rule_init(entry->lsm[lsm_rule].type,
- Audit_equal,
- entry->lsm[lsm_rule].args_p,
- &entry->lsm[lsm_rule].rule);
+ result = ima_filter_rule_init(entry->lsm[lsm_rule].type, Audit_equal,
+ entry->lsm[lsm_rule].args_p,
+ &entry->lsm[lsm_rule].rule);
if (!entry->lsm[lsm_rule].rule) {
pr_warn("rule for LSM \'%s\' is undefined\n",
(char *)entry->lsm[lsm_rule].args_p);
diff --git a/security/integrity/ima/ima_template.c b/security/integrity/ima/ima_template.c
index 2283051..7b8be19 100644
--- a/security/integrity/ima/ima_template.c
+++ b/security/integrity/ima/ima_template.c
@@ -222,11 +222,11 @@ int template_desc_init_fields(const char *template_fmt,
}
if (fields && num_fields) {
- *fields = kmalloc_array(i, sizeof(*fields), GFP_KERNEL);
+ *fields = kmalloc_array(i, sizeof(**fields), GFP_KERNEL);
if (*fields == NULL)
return -ENOMEM;
- memcpy(*fields, found_fields, i * sizeof(*fields));
+ memcpy(*fields, found_fields, i * sizeof(**fields));
*num_fields = i;
}
@@ -292,8 +292,11 @@ static struct ima_template_desc *restore_template_fmt(char *template_name)
template_desc->name = "";
template_desc->fmt = kstrdup(template_name, GFP_KERNEL);
- if (!template_desc->fmt)
+ if (!template_desc->fmt) {
+ kfree(template_desc);
+ template_desc = NULL;
goto out;
+ }
spin_lock(&template_list);
list_add_tail_rcu(&template_desc->list, &defined_templates);
diff --git a/security/integrity/platform_certs/load_uefi.c b/security/integrity/platform_certs/load_uefi.c
index 2b341aa..0fabdea 100644
--- a/security/integrity/platform_certs/load_uefi.c
+++ b/security/integrity/platform_certs/load_uefi.c
@@ -34,6 +34,7 @@ static const struct dmi_system_id uefi_skip_cert[] = {
{ UEFI_QUIRK_SKIP_CERT("Apple Inc.", "MacPro7,1") },
{ UEFI_QUIRK_SKIP_CERT("Apple Inc.", "iMac20,1") },
{ UEFI_QUIRK_SKIP_CERT("Apple Inc.", "iMac20,2") },
+ { UEFI_QUIRK_SKIP_CERT("Apple Inc.", "iMacPro1,1") },
{ }
};
diff --git a/sound/core/control_compat.c b/sound/core/control_compat.c
index cca3ed9..ccc7f3d 100644
--- a/sound/core/control_compat.c
+++ b/sound/core/control_compat.c
@@ -306,7 +306,9 @@ static int ctl_elem_read_user(struct snd_card *card,
err = snd_power_wait(card, SNDRV_CTL_POWER_D0);
if (err < 0)
goto error;
+ down_read(&card->controls_rwsem);
err = snd_ctl_elem_read(card, data);
+ up_read(&card->controls_rwsem);
if (err < 0)
goto error;
err = copy_ctl_value_to_user(userdata, valuep, data, type, count);
@@ -334,7 +336,9 @@ static int ctl_elem_write_user(struct snd_ctl_file *file,
err = snd_power_wait(card, SNDRV_CTL_POWER_D0);
if (err < 0)
goto error;
+ down_write(&card->controls_rwsem);
err = snd_ctl_elem_write(card, file, data);
+ up_write(&card->controls_rwsem);
if (err < 0)
goto error;
err = copy_ctl_value_to_user(userdata, valuep, data, type, count);
diff --git a/sound/drivers/mts64.c b/sound/drivers/mts64.c
index 44776e1..71d0ab1 100644
--- a/sound/drivers/mts64.c
+++ b/sound/drivers/mts64.c
@@ -816,6 +816,9 @@ static void snd_mts64_interrupt(void *private)
u8 status, data;
struct snd_rawmidi_substream *substream;
+ if (!mts)
+ return;
+
spin_lock(&mts->lock);
ret = mts64_read(mts->pardev->port);
data = ret & 0x00ff;
diff --git a/sound/hda/ext/hdac_ext_stream.c b/sound/hda/ext/hdac_ext_stream.c
index 04f4070..17b34bb 100644
--- a/sound/hda/ext/hdac_ext_stream.c
+++ b/sound/hda/ext/hdac_ext_stream.c
@@ -475,23 +475,6 @@ int snd_hdac_ext_stream_get_spbmaxfifo(struct hdac_bus *bus,
}
EXPORT_SYMBOL_GPL(snd_hdac_ext_stream_get_spbmaxfifo);
-
-/**
- * snd_hdac_ext_stop_streams - stop all stream if running
- * @bus: HD-audio core bus
- */
-void snd_hdac_ext_stop_streams(struct hdac_bus *bus)
-{
- struct hdac_stream *stream;
-
- if (bus->chip_init) {
- list_for_each_entry(stream, &bus->stream_list, list)
- snd_hdac_stream_stop(stream);
- snd_hdac_bus_stop_chip(bus);
- }
-}
-EXPORT_SYMBOL_GPL(snd_hdac_ext_stop_streams);
-
/**
* snd_hdac_ext_stream_drsm_enable - enable DMA resume for a stream
* @bus: HD-audio core bus
diff --git a/sound/hda/hdac_stream.c b/sound/hda/hdac_stream.c
index b299b8b..2beb948 100644
--- a/sound/hda/hdac_stream.c
+++ b/sound/hda/hdac_stream.c
@@ -143,6 +143,33 @@ void snd_hdac_stream_stop(struct hdac_stream *azx_dev)
EXPORT_SYMBOL_GPL(snd_hdac_stream_stop);
/**
+ * snd_hdac_stop_streams - stop all streams
+ * @bus: HD-audio core bus
+ */
+void snd_hdac_stop_streams(struct hdac_bus *bus)
+{
+ struct hdac_stream *stream;
+
+ list_for_each_entry(stream, &bus->stream_list, list)
+ snd_hdac_stream_stop(stream);
+}
+EXPORT_SYMBOL_GPL(snd_hdac_stop_streams);
+
+/**
+ * snd_hdac_stop_streams_and_chip - stop all streams and chip if running
+ * @bus: HD-audio core bus
+ */
+void snd_hdac_stop_streams_and_chip(struct hdac_bus *bus)
+{
+
+ if (bus->chip_init) {
+ snd_hdac_stop_streams(bus);
+ snd_hdac_bus_stop_chip(bus);
+ }
+}
+EXPORT_SYMBOL_GPL(snd_hdac_stop_streams_and_chip);
+
+/**
* snd_hdac_stream_reset - reset a stream
* @azx_dev: HD-audio core stream to reset
*/
diff --git a/sound/pci/asihpi/hpioctl.c b/sound/pci/asihpi/hpioctl.c
index 9790f51..5cab049 100644
--- a/sound/pci/asihpi/hpioctl.c
+++ b/sound/pci/asihpi/hpioctl.c
@@ -352,7 +352,7 @@ int asihpi_adapter_probe(struct pci_dev *pci_dev,
pci_dev->device, pci_dev->subsystem_vendor,
pci_dev->subsystem_device, pci_dev->devfn);
- if (pci_enable_device(pci_dev) < 0) {
+ if (pcim_enable_device(pci_dev) < 0) {
dev_err(&pci_dev->dev,
"pci_enable_device failed, disabling device\n");
return -EIO;
diff --git a/sound/pci/hda/hda_controller.c b/sound/pci/hda/hda_controller.c
index 6a159c6..6dff686 100644
--- a/sound/pci/hda/hda_controller.c
+++ b/sound/pci/hda/hda_controller.c
@@ -1093,10 +1093,8 @@ EXPORT_SYMBOL_GPL(azx_init_chip);
void azx_stop_all_streams(struct azx *chip)
{
struct hdac_bus *bus = azx_bus(chip);
- struct hdac_stream *s;
- list_for_each_entry(s, &bus->stream_list, list)
- snd_hdac_stream_stop(s);
+ snd_hdac_stop_streams(bus);
}
EXPORT_SYMBOL_GPL(azx_stop_all_streams);
diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c
index 091a7fe..54c67d8 100644
--- a/sound/pci/hda/patch_hdmi.c
+++ b/sound/pci/hda/patch_hdmi.c
@@ -1820,6 +1820,8 @@ static int hdmi_add_cvt(struct hda_codec *codec, hda_nid_t cvt_nid)
static const struct snd_pci_quirk force_connect_list[] = {
SND_PCI_QUIRK(0x103c, 0x870f, "HP", 1),
SND_PCI_QUIRK(0x103c, 0x871a, "HP", 1),
+ SND_PCI_QUIRK(0x103c, 0x8711, "HP", 1),
+ SND_PCI_QUIRK(0x103c, 0x8715, "HP", 1),
SND_PCI_QUIRK(0x1462, 0xec94, "MS-7C94", 1),
{}
};
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index fa31a71..ee4f70c 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -9777,6 +9777,17 @@ static void alc897_fixup_lenovo_headset_mic(struct hda_codec *codec,
}
}
+static void alc897_fixup_lenovo_headset_mode(struct hda_codec *codec,
+ const struct hda_fixup *fix, int action)
+{
+ struct alc_spec *spec = codec->spec;
+
+ if (action == HDA_FIXUP_ACT_PRE_PROBE) {
+ spec->parse_flags |= HDA_PINCFG_HEADSET_MIC;
+ spec->gen.hp_automute_hook = alc897_hp_automute_hook;
+ }
+}
+
static const struct coef_fw alc668_coefs[] = {
WRITE_COEF(0x01, 0xbebe), WRITE_COEF(0x02, 0xaaaa), WRITE_COEF(0x03, 0x0),
WRITE_COEF(0x04, 0x0180), WRITE_COEF(0x06, 0x0), WRITE_COEF(0x07, 0x0f80),
@@ -9860,6 +9871,8 @@ enum {
ALC897_FIXUP_LENOVO_HEADSET_MIC,
ALC897_FIXUP_HEADSET_MIC_PIN,
ALC897_FIXUP_HP_HSMIC_VERB,
+ ALC897_FIXUP_LENOVO_HEADSET_MODE,
+ ALC897_FIXUP_HEADSET_MIC_PIN2,
};
static const struct hda_fixup alc662_fixups[] = {
@@ -10286,6 +10299,19 @@ static const struct hda_fixup alc662_fixups[] = {
{ }
},
},
+ [ALC897_FIXUP_LENOVO_HEADSET_MODE] = {
+ .type = HDA_FIXUP_FUNC,
+ .v.func = alc897_fixup_lenovo_headset_mode,
+ },
+ [ALC897_FIXUP_HEADSET_MIC_PIN2] = {
+ .type = HDA_FIXUP_PINS,
+ .v.pins = (const struct hda_pintbl[]) {
+ { 0x1a, 0x01a11140 }, /* use as headset mic, without its own jack detect */
+ { }
+ },
+ .chained = true,
+ .chain_id = ALC897_FIXUP_LENOVO_HEADSET_MODE
+ },
};
static const struct snd_pci_quirk alc662_fixup_tbl[] = {
@@ -10338,6 +10364,7 @@ static const struct snd_pci_quirk alc662_fixup_tbl[] = {
SND_PCI_QUIRK(0x17aa, 0x32cb, "Lenovo ThinkCentre M70", ALC897_FIXUP_HEADSET_MIC_PIN),
SND_PCI_QUIRK(0x17aa, 0x32cf, "Lenovo ThinkCentre M950", ALC897_FIXUP_HEADSET_MIC_PIN),
SND_PCI_QUIRK(0x17aa, 0x32f7, "Lenovo ThinkCentre M90", ALC897_FIXUP_HEADSET_MIC_PIN),
+ SND_PCI_QUIRK(0x17aa, 0x3742, "Lenovo TianYi510Pro-14IOB", ALC897_FIXUP_HEADSET_MIC_PIN2),
SND_PCI_QUIRK(0x17aa, 0x38af, "Lenovo Ideapad Y550P", ALC662_FIXUP_IDEAPAD),
SND_PCI_QUIRK(0x17aa, 0x3a0d, "Lenovo Ideapad Y550", ALC662_FIXUP_IDEAPAD),
SND_PCI_QUIRK(0x1849, 0x5892, "ASRock B150M", ALC892_FIXUP_ASROCK_MOBO),
diff --git a/sound/soc/codecs/pcm512x.c b/sound/soc/codecs/pcm512x.c
index 4cbef9a..feb590a 100644
--- a/sound/soc/codecs/pcm512x.c
+++ b/sound/soc/codecs/pcm512x.c
@@ -1598,7 +1598,7 @@ int pcm512x_probe(struct device *dev, struct regmap *regmap)
if (val > 6) {
dev_err(dev, "Invalid pll-in\n");
ret = -EINVAL;
- goto err_clk;
+ goto err_pm;
}
pcm512x->pll_in = val;
}
@@ -1607,7 +1607,7 @@ int pcm512x_probe(struct device *dev, struct regmap *regmap)
if (val > 6) {
dev_err(dev, "Invalid pll-out\n");
ret = -EINVAL;
- goto err_clk;
+ goto err_pm;
}
pcm512x->pll_out = val;
}
@@ -1616,12 +1616,12 @@ int pcm512x_probe(struct device *dev, struct regmap *regmap)
dev_err(dev,
"Error: both pll-in and pll-out, or none\n");
ret = -EINVAL;
- goto err_clk;
+ goto err_pm;
}
if (pcm512x->pll_in && pcm512x->pll_in == pcm512x->pll_out) {
dev_err(dev, "Error: pll-in == pll-out\n");
ret = -EINVAL;
- goto err_clk;
+ goto err_pm;
}
}
#endif
diff --git a/sound/soc/codecs/rt298.c b/sound/soc/codecs/rt298.c
index f8c0f977..cc7eb34 100644
--- a/sound/soc/codecs/rt298.c
+++ b/sound/soc/codecs/rt298.c
@@ -1166,6 +1166,13 @@ static const struct dmi_system_id force_combo_jack_table[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "Geminilake")
}
},
+ {
+ .ident = "Intel Kabylake R RVP",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Kabylake Client platform")
+ }
+ },
{ }
};
diff --git a/sound/soc/codecs/rt5670.c b/sound/soc/codecs/rt5670.c
index f211817..fefdd8c 100644
--- a/sound/soc/codecs/rt5670.c
+++ b/sound/soc/codecs/rt5670.c
@@ -3185,8 +3185,6 @@ static int rt5670_i2c_probe(struct i2c_client *i2c,
if (ret < 0)
goto err;
- pm_runtime_put(&i2c->dev);
-
return 0;
err:
pm_runtime_disable(&i2c->dev);
diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c
index 6dbab3f..4ae7ec8 100644
--- a/sound/soc/codecs/wm8994.c
+++ b/sound/soc/codecs/wm8994.c
@@ -3711,7 +3711,12 @@ static irqreturn_t wm1811_jackdet_irq(int irq, void *data)
} else {
dev_dbg(component->dev, "Jack not detected\n");
+ /* Release wm8994->accdet_lock to avoid deadlock:
+ * cancel_delayed_work_sync() takes wm8994->mic_work internal
+ * lock and wm1811_mic_work takes wm8994->accdet_lock */
+ mutex_unlock(&wm8994->accdet_lock);
cancel_delayed_work_sync(&wm8994->mic_work);
+ mutex_lock(&wm8994->accdet_lock);
snd_soc_component_update_bits(component, WM8958_MICBIAS2,
WM8958_MICB2_DISCH, WM8958_MICB2_DISCH);
diff --git a/sound/soc/generic/audio-graph-card.c b/sound/soc/generic/audio-graph-card.c
index 96aa2c01..a96a7cd 100644
--- a/sound/soc/generic/audio-graph-card.c
+++ b/sound/soc/generic/audio-graph-card.c
@@ -466,8 +466,10 @@ static int graph_for_each_link(struct asoc_simple_priv *priv,
of_node_put(codec_ep);
of_node_put(codec_port);
- if (ret < 0)
+ if (ret < 0) {
+ of_node_put(cpu_ep);
return ret;
+ }
codec_port_old = codec_port;
}
diff --git a/sound/soc/intel/boards/bytcr_rt5640.c b/sound/soc/intel/boards/bytcr_rt5640.c
index 7830d01..6a8edb0 100644
--- a/sound/soc/intel/boards/bytcr_rt5640.c
+++ b/sound/soc/intel/boards/bytcr_rt5640.c
@@ -429,6 +429,21 @@ static const struct dmi_system_id byt_rt5640_quirk_table[] = {
BYT_RT5640_MCLK_EN),
},
{
+ /* Advantech MICA-071 */
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Advantech"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "MICA-071"),
+ },
+ /* OVCD Th = 1500uA to reliable detect head-phones vs -set */
+ .driver_data = (void *)(BYT_RT5640_IN3_MAP |
+ BYT_RT5640_JD_SRC_JD2_IN4N |
+ BYT_RT5640_OVCD_TH_1500UA |
+ BYT_RT5640_OVCD_SF_0P75 |
+ BYT_RT5640_MONO_SPEAKER |
+ BYT_RT5640_DIFF_MIC |
+ BYT_RT5640_MCLK_EN),
+ },
+ {
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ARCHOS"),
DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "ARCHOS 80 Cesium"),
diff --git a/sound/soc/intel/skylake/skl.c b/sound/soc/intel/skylake/skl.c
index 2e5fbd2..80cff74 100644
--- a/sound/soc/intel/skylake/skl.c
+++ b/sound/soc/intel/skylake/skl.c
@@ -438,7 +438,7 @@ static int skl_free(struct hdac_bus *bus)
skl->init_done = 0; /* to be sure */
- snd_hdac_ext_stop_streams(bus);
+ snd_hdac_stop_streams_and_chip(bus);
if (bus->irq >= 0)
free_irq(bus->irq, (void *)bus);
@@ -1116,7 +1116,10 @@ static void skl_shutdown(struct pci_dev *pci)
if (!skl->init_done)
return;
- snd_hdac_ext_stop_streams(bus);
+ snd_hdac_stop_streams(bus);
+ snd_hdac_ext_bus_link_power_down_all(bus);
+ skl_dsp_sleep(skl->dsp);
+
list_for_each_entry(s, &bus->stream_list, list) {
stream = stream_to_hdac_ext_stream(s);
snd_hdac_ext_stream_decouple(bus, stream, false);
diff --git a/sound/soc/mediatek/common/mtk-btcvsd.c b/sound/soc/mediatek/common/mtk-btcvsd.c
index b66f7de..f6ec693 100644
--- a/sound/soc/mediatek/common/mtk-btcvsd.c
+++ b/sound/soc/mediatek/common/mtk-btcvsd.c
@@ -1054,11 +1054,9 @@ static int mtk_pcm_btcvsd_copy(struct snd_pcm_substream *substream,
struct mtk_btcvsd_snd *bt = snd_soc_component_get_drvdata(component);
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- mtk_btcvsd_snd_write(bt, buf, count);
+ return mtk_btcvsd_snd_write(bt, buf, count);
else
- mtk_btcvsd_snd_read(bt, buf, count);
-
- return 0;
+ return mtk_btcvsd_snd_read(bt, buf, count);
}
static struct snd_pcm_ops mtk_btcvsd_ops = {
diff --git a/sound/soc/mediatek/mt8173/mt8173-afe-pcm.c b/sound/soc/mediatek/mt8173/mt8173-afe-pcm.c
index 0ee2925..f3dbd81 100644
--- a/sound/soc/mediatek/mt8173/mt8173-afe-pcm.c
+++ b/sound/soc/mediatek/mt8173/mt8173-afe-pcm.c
@@ -1073,16 +1073,6 @@ static int mt8173_afe_pcm_dev_probe(struct platform_device *pdev)
afe->dev = &pdev->dev;
- irq_id = platform_get_irq(pdev, 0);
- if (irq_id <= 0)
- return irq_id < 0 ? irq_id : -ENXIO;
- ret = devm_request_irq(afe->dev, irq_id, mt8173_afe_irq_handler,
- 0, "Afe_ISR_Handle", (void *)afe);
- if (ret) {
- dev_err(afe->dev, "could not request_irq\n");
- return ret;
- }
-
afe->base_addr = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(afe->base_addr))
return PTR_ERR(afe->base_addr);
@@ -1158,6 +1148,16 @@ static int mt8173_afe_pcm_dev_probe(struct platform_device *pdev)
if (ret)
goto err_pm_disable;
+ irq_id = platform_get_irq(pdev, 0);
+ if (irq_id <= 0)
+ return irq_id < 0 ? irq_id : -ENXIO;
+ ret = devm_request_irq(afe->dev, irq_id, mt8173_afe_irq_handler,
+ 0, "Afe_ISR_Handle", (void *)afe);
+ if (ret) {
+ dev_err(afe->dev, "could not request_irq\n");
+ goto err_pm_disable;
+ }
+
dev_info(&pdev->dev, "MT8173 AFE driver initialized.\n");
return 0;
diff --git a/sound/soc/mediatek/mt8173/mt8173-rt5650-rt5514.c b/sound/soc/mediatek/mt8173/mt8173-rt5650-rt5514.c
index 6f85423..a21aefe 100644
--- a/sound/soc/mediatek/mt8173/mt8173-rt5650-rt5514.c
+++ b/sound/soc/mediatek/mt8173/mt8173-rt5650-rt5514.c
@@ -200,14 +200,16 @@ static int mt8173_rt5650_rt5514_dev_probe(struct platform_device *pdev)
if (!mt8173_rt5650_rt5514_dais[DAI_LINK_CODEC_I2S].codecs[0].of_node) {
dev_err(&pdev->dev,
"Property 'audio-codec' missing or invalid\n");
- return -EINVAL;
+ ret = -EINVAL;
+ goto out;
}
mt8173_rt5650_rt5514_dais[DAI_LINK_CODEC_I2S].codecs[1].of_node =
of_parse_phandle(pdev->dev.of_node, "mediatek,audio-codec", 1);
if (!mt8173_rt5650_rt5514_dais[DAI_LINK_CODEC_I2S].codecs[1].of_node) {
dev_err(&pdev->dev,
"Property 'audio-codec' missing or invalid\n");
- return -EINVAL;
+ ret = -EINVAL;
+ goto out;
}
mt8173_rt5650_rt5514_codec_conf[0].of_node =
mt8173_rt5650_rt5514_dais[DAI_LINK_CODEC_I2S].codecs[1].of_node;
@@ -219,6 +221,7 @@ static int mt8173_rt5650_rt5514_dev_probe(struct platform_device *pdev)
dev_err(&pdev->dev, "%s snd_soc_register_card fail %d\n",
__func__, ret);
+out:
of_node_put(platform_node);
return ret;
}
diff --git a/sound/soc/pxa/mmp-pcm.c b/sound/soc/pxa/mmp-pcm.c
index 7096b52..e9f9642 100644
--- a/sound/soc/pxa/mmp-pcm.c
+++ b/sound/soc/pxa/mmp-pcm.c
@@ -85,7 +85,7 @@ static bool filter(struct dma_chan *chan, void *param)
devname = kasprintf(GFP_KERNEL, "%s.%d", dma_data->dma_res->name,
dma_data->ssp_id);
- if ((strcmp(dev_name(chan->device->dev), devname) == 0) &&
+ if (devname && (strcmp(dev_name(chan->device->dev), devname) == 0) &&
(chan->chan_id == dma_data->dma_res->start)) {
found = true;
}
diff --git a/sound/soc/rockchip/rockchip_pdm.c b/sound/soc/rockchip/rockchip_pdm.c
index 1707414..9f6cbaf 100644
--- a/sound/soc/rockchip/rockchip_pdm.c
+++ b/sound/soc/rockchip/rockchip_pdm.c
@@ -368,6 +368,7 @@ static int rockchip_pdm_runtime_resume(struct device *dev)
ret = clk_prepare_enable(pdm->hclk);
if (ret) {
+ clk_disable_unprepare(pdm->clk);
dev_err(pdm->dev, "hclock enable failed %d\n", ret);
return ret;
}
diff --git a/sound/soc/rockchip/rockchip_spdif.c b/sound/soc/rockchip/rockchip_spdif.c
index 6635145..b2b4e5b 100644
--- a/sound/soc/rockchip/rockchip_spdif.c
+++ b/sound/soc/rockchip/rockchip_spdif.c
@@ -86,6 +86,7 @@ static int __maybe_unused rk_spdif_runtime_resume(struct device *dev)
ret = clk_prepare_enable(spdif->hclk);
if (ret) {
+ clk_disable_unprepare(spdif->mclk);
dev_err(spdif->dev, "hclk clock enable failed %d\n", ret);
return ret;
}
diff --git a/sound/usb/line6/driver.c b/sound/usb/line6/driver.c
index 8ca56ba..22104cb 100644
--- a/sound/usb/line6/driver.c
+++ b/sound/usb/line6/driver.c
@@ -303,7 +303,8 @@ static void line6_data_received(struct urb *urb)
for (;;) {
done =
line6_midibuf_read(mb, line6->buffer_message,
- LINE6_MIDI_MESSAGE_MAXLEN);
+ LINE6_MIDI_MESSAGE_MAXLEN,
+ LINE6_MIDIBUF_READ_RX);
if (done <= 0)
break;
diff --git a/sound/usb/line6/midi.c b/sound/usb/line6/midi.c
index ba0e2b7..0838632c 100644
--- a/sound/usb/line6/midi.c
+++ b/sound/usb/line6/midi.c
@@ -44,7 +44,8 @@ static void line6_midi_transmit(struct snd_rawmidi_substream *substream)
int req, done;
for (;;) {
- req = min(line6_midibuf_bytes_free(mb), line6->max_packet_size);
+ req = min3(line6_midibuf_bytes_free(mb), line6->max_packet_size,
+ LINE6_FALLBACK_MAXPACKETSIZE);
done = snd_rawmidi_transmit_peek(substream, chunk, req);
if (done == 0)
@@ -56,7 +57,8 @@ static void line6_midi_transmit(struct snd_rawmidi_substream *substream)
for (;;) {
done = line6_midibuf_read(mb, chunk,
- LINE6_FALLBACK_MAXPACKETSIZE);
+ LINE6_FALLBACK_MAXPACKETSIZE,
+ LINE6_MIDIBUF_READ_TX);
if (done == 0)
break;
diff --git a/sound/usb/line6/midibuf.c b/sound/usb/line6/midibuf.c
index 6a70463..e7f830f 100644
--- a/sound/usb/line6/midibuf.c
+++ b/sound/usb/line6/midibuf.c
@@ -9,6 +9,7 @@
#include "midibuf.h"
+
static int midibuf_message_length(unsigned char code)
{
int message_length;
@@ -20,12 +21,7 @@ static int midibuf_message_length(unsigned char code)
message_length = length[(code >> 4) - 8];
} else {
- /*
- Note that according to the MIDI specification 0xf2 is
- the "Song Position Pointer", but this is used by Line 6
- to send sysex messages to the host.
- */
- static const int length[] = { -1, 2, -1, 2, -1, -1, 1, 1, 1, 1,
+ static const int length[] = { -1, 2, 2, 2, -1, -1, 1, 1, 1, -1,
1, 1, 1, -1, 1, 1
};
message_length = length[code & 0x0f];
@@ -125,7 +121,7 @@ int line6_midibuf_write(struct midi_buffer *this, unsigned char *data,
}
int line6_midibuf_read(struct midi_buffer *this, unsigned char *data,
- int length)
+ int length, int read_type)
{
int bytes_used;
int length1, length2;
@@ -148,9 +144,22 @@ int line6_midibuf_read(struct midi_buffer *this, unsigned char *data,
length1 = this->size - this->pos_read;
- /* check MIDI command length */
command = this->buf[this->pos_read];
+ /*
+ PODxt always has status byte lower nibble set to 0010,
+ when it means to send 0000, so we correct if here so
+ that control/program changes come on channel 1 and
+ sysex message status byte is correct
+ */
+ if (read_type == LINE6_MIDIBUF_READ_RX) {
+ if (command == 0xb2 || command == 0xc2 || command == 0xf2) {
+ unsigned char fixed = command & 0xf0;
+ this->buf[this->pos_read] = fixed;
+ command = fixed;
+ }
+ }
+ /* check MIDI command length */
if (command & 0x80) {
midi_length = midibuf_message_length(command);
this->command_prev = command;
diff --git a/sound/usb/line6/midibuf.h b/sound/usb/line6/midibuf.h
index 124a8f9..542e8d8 100644
--- a/sound/usb/line6/midibuf.h
+++ b/sound/usb/line6/midibuf.h
@@ -8,6 +8,9 @@
#ifndef MIDIBUF_H
#define MIDIBUF_H
+#define LINE6_MIDIBUF_READ_TX 0
+#define LINE6_MIDIBUF_READ_RX 1
+
struct midi_buffer {
unsigned char *buf;
int size;
@@ -23,7 +26,7 @@ extern void line6_midibuf_destroy(struct midi_buffer *mb);
extern int line6_midibuf_ignore(struct midi_buffer *mb, int length);
extern int line6_midibuf_init(struct midi_buffer *mb, int size, int split);
extern int line6_midibuf_read(struct midi_buffer *mb, unsigned char *data,
- int length);
+ int length, int read_type);
extern void line6_midibuf_reset(struct midi_buffer *mb);
extern int line6_midibuf_write(struct midi_buffer *mb, unsigned char *data,
int length);
diff --git a/sound/usb/line6/pod.c b/sound/usb/line6/pod.c
index b667bb8..e765f98 100644
--- a/sound/usb/line6/pod.c
+++ b/sound/usb/line6/pod.c
@@ -159,8 +159,9 @@ static struct line6_pcm_properties pod_pcm_properties = {
.bytes_per_channel = 3 /* SNDRV_PCM_FMTBIT_S24_3LE */
};
+
static const char pod_version_header[] = {
- 0xf2, 0x7e, 0x7f, 0x06, 0x02
+ 0xf0, 0x7e, 0x7f, 0x06, 0x02
};
static char *pod_alloc_sysex_buffer(struct usb_line6_pod *pod, int code,
diff --git a/tools/arch/parisc/include/uapi/asm/mman.h b/tools/arch/parisc/include/uapi/asm/mman.h
index f9fd132..7d685a1 100644
--- a/tools/arch/parisc/include/uapi/asm/mman.h
+++ b/tools/arch/parisc/include/uapi/asm/mman.h
@@ -1,20 +1,20 @@
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef TOOLS_ARCH_PARISC_UAPI_ASM_MMAN_FIX_H
#define TOOLS_ARCH_PARISC_UAPI_ASM_MMAN_FIX_H
-#define MADV_DODUMP 70
+#define MADV_DODUMP 17
#define MADV_DOFORK 11
-#define MADV_DONTDUMP 69
+#define MADV_DONTDUMP 16
#define MADV_DONTFORK 10
#define MADV_DONTNEED 4
#define MADV_FREE 8
-#define MADV_HUGEPAGE 67
-#define MADV_MERGEABLE 65
-#define MADV_NOHUGEPAGE 68
+#define MADV_HUGEPAGE 14
+#define MADV_MERGEABLE 12
+#define MADV_NOHUGEPAGE 15
#define MADV_NORMAL 0
#define MADV_RANDOM 1
#define MADV_REMOVE 9
#define MADV_SEQUENTIAL 2
-#define MADV_UNMERGEABLE 66
+#define MADV_UNMERGEABLE 13
#define MADV_WILLNEED 3
#define MAP_ANONYMOUS 0x10
#define MAP_DENYWRITE 0x0800
diff --git a/tools/arch/x86/include/uapi/asm/vmx.h b/tools/arch/x86/include/uapi/asm/vmx.h
index 3eb8411..e95b72e 100644
--- a/tools/arch/x86/include/uapi/asm/vmx.h
+++ b/tools/arch/x86/include/uapi/asm/vmx.h
@@ -33,7 +33,7 @@
#define EXIT_REASON_TRIPLE_FAULT 2
#define EXIT_REASON_INIT_SIGNAL 3
-#define EXIT_REASON_PENDING_INTERRUPT 7
+#define EXIT_REASON_INTERRUPT_WINDOW 7
#define EXIT_REASON_NMI_WINDOW 8
#define EXIT_REASON_TASK_SWITCH 9
#define EXIT_REASON_CPUID 10
@@ -94,7 +94,7 @@
{ EXIT_REASON_EXTERNAL_INTERRUPT, "EXTERNAL_INTERRUPT" }, \
{ EXIT_REASON_TRIPLE_FAULT, "TRIPLE_FAULT" }, \
{ EXIT_REASON_INIT_SIGNAL, "INIT_SIGNAL" }, \
- { EXIT_REASON_PENDING_INTERRUPT, "PENDING_INTERRUPT" }, \
+ { EXIT_REASON_INTERRUPT_WINDOW, "INTERRUPT_WINDOW" }, \
{ EXIT_REASON_NMI_WINDOW, "NMI_WINDOW" }, \
{ EXIT_REASON_TASK_SWITCH, "TASK_SWITCH" }, \
{ EXIT_REASON_CPUID, "CPUID" }, \
diff --git a/tools/objtool/check.c b/tools/objtool/check.c
index bae6b261..ccf5580 100644
--- a/tools/objtool/check.c
+++ b/tools/objtool/check.c
@@ -162,7 +162,7 @@ static bool __dead_end_function(struct objtool_file *file, struct symbol *func,
return false;
insn = find_insn(file, func->sec, func->offset);
- if (!insn->func)
+ if (!insn || !insn->func)
return false;
func_for_each_insn_all(file, func, insn) {
diff --git a/tools/perf/bench/bench.h b/tools/perf/bench/bench.h
index 4aa6de1..d9329ae 100644
--- a/tools/perf/bench/bench.h
+++ b/tools/perf/bench/bench.h
@@ -10,25 +10,13 @@ extern struct timeval bench__start, bench__end, bench__runtime;
* The madvise transparent hugepage constants were added in glibc
* 2.13. For compatibility with older versions of glibc, define these
* tokens if they are not already defined.
- *
- * PA-RISC uses different madvise values from other architectures and
- * needs to be special-cased.
*/
-#ifdef __hppa__
-# ifndef MADV_HUGEPAGE
-# define MADV_HUGEPAGE 67
-# endif
-# ifndef MADV_NOHUGEPAGE
-# define MADV_NOHUGEPAGE 68
-# endif
-#else
# ifndef MADV_HUGEPAGE
# define MADV_HUGEPAGE 14
# endif
# ifndef MADV_NOHUGEPAGE
# define MADV_NOHUGEPAGE 15
# endif
-#endif
int bench_numa(int argc, const char **argv);
int bench_sched_messaging(int argc, const char **argv);
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index a5201de..6052eb05 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -86,6 +86,34 @@
# define F_LINUX_SPECIFIC_BASE 1024
#endif
+#define RAW_SYSCALL_ARGS_NUM 6
+
+/*
+ * strtoul: Go from a string to a value, i.e. for msr: MSR_FS_BASE to 0xc0000100
+ */
+struct syscall_arg_fmt {
+ size_t (*scnprintf)(char *bf, size_t size, struct syscall_arg *arg);
+ bool (*strtoul)(char *bf, size_t size, struct syscall_arg *arg, u64 *val);
+ unsigned long (*mask_val)(struct syscall_arg *arg, unsigned long val);
+ void *parm;
+ const char *name;
+ bool show_zero;
+};
+
+struct syscall_fmt {
+ const char *name;
+ const char *alias;
+ struct {
+ const char *sys_enter,
+ *sys_exit;
+ } bpf_prog_name;
+ struct syscall_arg_fmt arg[RAW_SYSCALL_ARGS_NUM];
+ u8 nr_args;
+ bool errpid;
+ bool timeout;
+ bool hexret;
+};
+
struct trace {
struct perf_tool tool;
struct syscalltbl *sctbl;
@@ -694,27 +722,7 @@ static size_t syscall_arg__scnprintf_getrandom_flags(char *bf, size_t size,
#include "trace/beauty/socket_type.c"
#include "trace/beauty/waitid_options.c"
-struct syscall_arg_fmt {
- size_t (*scnprintf)(char *bf, size_t size, struct syscall_arg *arg);
- unsigned long (*mask_val)(struct syscall_arg *arg, unsigned long val);
- void *parm;
- const char *name;
- bool show_zero;
-};
-
-static struct syscall_fmt {
- const char *name;
- const char *alias;
- struct {
- const char *sys_enter,
- *sys_exit;
- } bpf_prog_name;
- struct syscall_arg_fmt arg[6];
- u8 nr_args;
- bool errpid;
- bool timeout;
- bool hexret;
-} syscall_fmts[] = {
+static struct syscall_fmt syscall_fmts[] = {
{ .name = "access",
.arg = { [1] = { .scnprintf = SCA_ACCMODE, /* mode */ }, }, },
{ .name = "arch_prctl",
@@ -1012,7 +1020,7 @@ struct syscall {
*/
struct bpf_map_syscall_entry {
bool enabled;
- u16 string_args_len[6];
+ u16 string_args_len[RAW_SYSCALL_ARGS_NUM];
};
/*
@@ -1437,7 +1445,7 @@ static int syscall__alloc_arg_fmts(struct syscall *sc, int nr_args)
{
int idx;
- if (nr_args == 6 && sc->fmt && sc->fmt->nr_args != 0)
+ if (nr_args == RAW_SYSCALL_ARGS_NUM && sc->fmt && sc->fmt->nr_args != 0)
nr_args = sc->fmt->nr_args;
sc->arg_fmt = calloc(nr_args, sizeof(*sc->arg_fmt));
@@ -1453,15 +1461,37 @@ static int syscall__alloc_arg_fmts(struct syscall *sc, int nr_args)
return 0;
}
-static int syscall__set_arg_fmts(struct syscall *sc)
-{
- struct tep_format_field *field, *last_field = NULL;
- int idx = 0, len;
+static struct syscall_arg_fmt syscall_arg_fmts__by_name[] = {
+};
- for (field = sc->args; field; field = field->next, ++idx) {
+static int syscall_arg_fmt__cmp(const void *name, const void *fmtp)
+{
+ const struct syscall_arg_fmt *fmt = fmtp;
+ return strcmp(name, fmt->name);
+}
+
+static struct syscall_arg_fmt *
+__syscall_arg_fmt__find_by_name(struct syscall_arg_fmt *fmts, const int nmemb, const char *name)
+{
+ return bsearch(name, fmts, nmemb, sizeof(struct syscall_arg_fmt), syscall_arg_fmt__cmp);
+}
+
+static struct syscall_arg_fmt *syscall_arg_fmt__find_by_name(const char *name)
+{
+ const int nmemb = ARRAY_SIZE(syscall_arg_fmts__by_name);
+ return __syscall_arg_fmt__find_by_name(syscall_arg_fmts__by_name, nmemb, name);
+}
+
+static struct tep_format_field *
+syscall_arg_fmt__init_array(struct syscall_arg_fmt *arg, struct tep_format_field *field)
+{
+ struct tep_format_field *last_field = NULL;
+ int len;
+
+ for (; field; field = field->next, ++arg) {
last_field = field;
- if (sc->fmt && sc->fmt->arg[idx].scnprintf)
+ if (arg->scnprintf)
continue;
len = strlen(field->name);
@@ -1469,13 +1499,13 @@ static int syscall__set_arg_fmts(struct syscall *sc)
if (strcmp(field->type, "const char *") == 0 &&
((len >= 4 && strcmp(field->name + len - 4, "name") == 0) ||
strstr(field->name, "path") != NULL))
- sc->arg_fmt[idx].scnprintf = SCA_FILENAME;
+ arg->scnprintf = SCA_FILENAME;
else if ((field->flags & TEP_FIELD_IS_POINTER) || strstr(field->name, "addr"))
- sc->arg_fmt[idx].scnprintf = SCA_PTR;
+ arg->scnprintf = SCA_PTR;
else if (strcmp(field->type, "pid_t") == 0)
- sc->arg_fmt[idx].scnprintf = SCA_PID;
+ arg->scnprintf = SCA_PID;
else if (strcmp(field->type, "umode_t") == 0)
- sc->arg_fmt[idx].scnprintf = SCA_MODE_T;
+ arg->scnprintf = SCA_MODE_T;
else if ((strcmp(field->type, "int") == 0 ||
strcmp(field->type, "unsigned int") == 0 ||
strcmp(field->type, "long") == 0) &&
@@ -1487,10 +1517,24 @@ static int syscall__set_arg_fmts(struct syscall *sc)
* 23 unsigned int
* 7 unsigned long
*/
- sc->arg_fmt[idx].scnprintf = SCA_FD;
+ arg->scnprintf = SCA_FD;
+ } else {
+ struct syscall_arg_fmt *fmt = syscall_arg_fmt__find_by_name(field->name);
+
+ if (fmt) {
+ arg->scnprintf = fmt->scnprintf;
+ arg->strtoul = fmt->strtoul;
+ }
}
}
+ return last_field;
+}
+
+static int syscall__set_arg_fmts(struct syscall *sc)
+{
+ struct tep_format_field *last_field = syscall_arg_fmt__init_array(sc->arg_fmt, sc->args);
+
if (last_field)
sc->args_size = last_field->offset + last_field->size;
@@ -1511,11 +1555,11 @@ static int trace__read_syscall_info(struct trace *trace, int id)
sc = trace->syscalls.table + id;
if (sc->nonexistent)
- return 0;
+ return -EEXIST;
if (name == NULL) {
sc->nonexistent = true;
- return 0;
+ return -EEXIST;
}
sc->name = name;
@@ -1529,11 +1573,18 @@ static int trace__read_syscall_info(struct trace *trace, int id)
sc->tp_format = trace_event__tp_format("syscalls", tp_name);
}
- if (syscall__alloc_arg_fmts(sc, IS_ERR(sc->tp_format) ? 6 : sc->tp_format->format.nr_fields))
- return -ENOMEM;
-
- if (IS_ERR(sc->tp_format))
+ /*
+ * Fails to read trace point format via sysfs node, so the trace point
+ * doesn't exist. Set the 'nonexistent' flag as true.
+ */
+ if (IS_ERR(sc->tp_format)) {
+ sc->nonexistent = true;
return PTR_ERR(sc->tp_format);
+ }
+
+ if (syscall__alloc_arg_fmts(sc, IS_ERR(sc->tp_format) ?
+ RAW_SYSCALL_ARGS_NUM : sc->tp_format->format.nr_fields))
+ return -ENOMEM;
sc->args = sc->tp_format->format.fields;
/*
@@ -1736,6 +1787,7 @@ static size_t syscall__scnprintf_args(struct syscall *sc, char *bf, size_t size,
if (arg.mask & bit)
continue;
+ arg.fmt = &sc->arg_fmt[arg.idx];
val = syscall_arg__val(&arg, arg.idx);
/*
* Some syscall args need some mask, most don't and
@@ -1825,11 +1877,8 @@ static struct syscall *trace__syscall_info(struct trace *trace,
(err = trace__read_syscall_info(trace, id)) != 0)
goto out_cant_read;
- if (trace->syscalls.table[id].name == NULL) {
- if (trace->syscalls.table[id].nonexistent)
- return NULL;
+ if (trace->syscalls.table && trace->syscalls.table[id].nonexistent)
goto out_cant_read;
- }
return &trace->syscalls.table[id];
diff --git a/tools/perf/trace/beauty/beauty.h b/tools/perf/trace/beauty/beauty.h
index 7e06605f..4cc4f6b 100644
--- a/tools/perf/trace/beauty/beauty.h
+++ b/tools/perf/trace/beauty/beauty.h
@@ -78,6 +78,8 @@ struct augmented_arg {
u64 value[];
};
+struct syscall_arg_fmt;
+
/**
* @val: value of syscall argument being formatted
* @args: All the args, use syscall_args__val(arg, nth) to access one
@@ -94,6 +96,7 @@ struct augmented_arg {
struct syscall_arg {
unsigned long val;
unsigned char *args;
+ struct syscall_arg_fmt *fmt;
struct {
struct augmented_arg *args;
int size;
diff --git a/tools/perf/util/auxtrace.c b/tools/perf/util/auxtrace.c
index c180969..df4c575 100644
--- a/tools/perf/util/auxtrace.c
+++ b/tools/perf/util/auxtrace.c
@@ -1995,7 +1995,7 @@ static int find_dso_sym(struct dso *dso, const char *sym_name, u64 *start,
*size = sym->start - *start;
if (idx > 0) {
if (*size)
- return 1;
+ return 0;
} else if (dso_sym_match(sym, sym_name, &cnt, idx)) {
print_duplicate_syms(dso, sym_name);
return -EINVAL;
diff --git a/tools/perf/util/data.c b/tools/perf/util/data.c
index 3c874f5..4da900b 100644
--- a/tools/perf/util/data.c
+++ b/tools/perf/util/data.c
@@ -120,6 +120,7 @@ int perf_data__open_dir(struct perf_data *data)
file->size = st.st_size;
}
+ closedir(dir);
if (!files)
return -EINVAL;
@@ -128,6 +129,7 @@ int perf_data__open_dir(struct perf_data *data)
return 0;
out_err:
+ closedir(dir);
close_dir(files, nr);
return ret;
}
diff --git a/tools/perf/util/dwarf-aux.c b/tools/perf/util/dwarf-aux.c
index ab34ef2..f1e2f56 100644
--- a/tools/perf/util/dwarf-aux.c
+++ b/tools/perf/util/dwarf-aux.c
@@ -254,26 +254,13 @@ static int die_get_attr_udata(Dwarf_Die *tp_die, unsigned int attr_name,
{
Dwarf_Attribute attr;
- if (dwarf_attr(tp_die, attr_name, &attr) == NULL ||
+ if (dwarf_attr_integrate(tp_die, attr_name, &attr) == NULL ||
dwarf_formudata(&attr, result) != 0)
return -ENOENT;
return 0;
}
-/* Get attribute and translate it as a sdata */
-static int die_get_attr_sdata(Dwarf_Die *tp_die, unsigned int attr_name,
- Dwarf_Sword *result)
-{
- Dwarf_Attribute attr;
-
- if (dwarf_attr(tp_die, attr_name, &attr) == NULL ||
- dwarf_formsdata(&attr, result) != 0)
- return -ENOENT;
-
- return 0;
-}
-
/**
* die_is_signed_type - Check whether a type DIE is signed or not
* @tp_die: a DIE of a type
@@ -397,9 +384,9 @@ int die_get_data_member_location(Dwarf_Die *mb_die, Dwarf_Word *offs)
/* Get the call file index number in CU DIE */
static int die_get_call_fileno(Dwarf_Die *in_die)
{
- Dwarf_Sword idx;
+ Dwarf_Word idx;
- if (die_get_attr_sdata(in_die, DW_AT_call_file, &idx) == 0)
+ if (die_get_attr_udata(in_die, DW_AT_call_file, &idx) == 0)
return (int)idx;
else
return -ENOENT;
@@ -408,9 +395,9 @@ static int die_get_call_fileno(Dwarf_Die *in_die)
/* Get the declared file index number in CU DIE */
static int die_get_decl_fileno(Dwarf_Die *pdie)
{
- Dwarf_Sword idx;
+ Dwarf_Word idx;
- if (die_get_attr_sdata(pdie, DW_AT_decl_file, &idx) == 0)
+ if (die_get_attr_udata(pdie, DW_AT_decl_file, &idx) == 0)
return (int)idx;
else
return -ENOENT;
diff --git a/tools/perf/util/symbol-elf.c b/tools/perf/util/symbol-elf.c
index f15258f..4fef8d6 100644
--- a/tools/perf/util/symbol-elf.c
+++ b/tools/perf/util/symbol-elf.c
@@ -1157,7 +1157,7 @@ int dso__load_sym(struct dso *dso, struct map *map, struct symsrc *syms_ss,
(!used_opd && syms_ss->adjust_symbols)) {
GElf_Phdr phdr;
- if (elf_read_program_header(syms_ss->elf,
+ if (elf_read_program_header(runtime_ss->elf,
(u64)sym.st_value, &phdr)) {
pr_debug4("%s: failed to find program header for "
"symbol: %s st_value: %#" PRIx64 "\n",
diff --git a/tools/testing/ktest/ktest.pl b/tools/testing/ktest/ktest.pl
index fe587a9..49dd029 100755
--- a/tools/testing/ktest/ktest.pl
+++ b/tools/testing/ktest/ktest.pl
@@ -1881,7 +1881,7 @@
sub _get_grub_index {
- my ($command, $target, $skip) = @_;
+ my ($command, $target, $skip, $submenu) = @_;
return if (defined($grub_number) && defined($last_grub_menu) &&
$last_grub_menu eq $grub_menu && defined($last_machine) &&
@@ -1898,11 +1898,16 @@
my $found = 0;
+ my $submenu_number = 0;
+
while (<IN>) {
if (/$target/) {
$grub_number++;
$found = 1;
last;
+ } elsif (defined($submenu) && /$submenu/) {
+ $submenu_number++;
+ $grub_number = -1;
} elsif (/$skip/) {
$grub_number++;
}
@@ -1911,6 +1916,9 @@
dodie "Could not find '$grub_menu' through $command on $machine"
if (!$found);
+ if ($submenu_number > 0) {
+ $grub_number = "$submenu_number>$grub_number";
+ }
doprint "$grub_number\n";
$last_grub_menu = $grub_menu;
$last_machine = $machine;
@@ -1921,6 +1929,7 @@
my $command;
my $target;
my $skip;
+ my $submenu;
my $grub_menu_qt;
if ($reboot_type !~ /^grub/) {
@@ -1935,8 +1944,9 @@
$skip = '^\s*title\s';
} elsif ($reboot_type eq "grub2") {
$command = "cat $grub_file";
- $target = '^menuentry.*' . $grub_menu_qt;
- $skip = '^menuentry\s|^submenu\s';
+ $target = '^\s*menuentry.*' . $grub_menu_qt;
+ $skip = '^\s*menuentry';
+ $submenu = '^\s*submenu\s';
} elsif ($reboot_type eq "grub2bls") {
$command = $grub_bls_get;
$target = '^title=.*' . $grub_menu_qt;
@@ -1945,7 +1955,7 @@
return;
}
- _get_grub_index($command, $target, $skip);
+ _get_grub_index($command, $target, $skip, $submenu);
}
sub wait_for_input
@@ -2009,7 +2019,7 @@
if ($reboot_type eq "grub") {
run_ssh "'(echo \"savedefault --default=$grub_number --once\" | grub --batch)'";
} elsif (($reboot_type eq "grub2") or ($reboot_type eq "grub2bls")) {
- run_ssh "$grub_reboot $grub_number";
+ run_ssh "$grub_reboot \"'$grub_number'\"";
} elsif ($reboot_type eq "syslinux") {
run_ssh "$syslinux --once \\\"$syslinux_label\\\" $syslinux_path";
} elsif (defined $reboot_script) {
@@ -3726,9 +3736,10 @@
# .config to make sure it is missing the config that
# we had before
my %configs = %min_configs;
- delete $configs{$config};
+ $configs{$config} = "# $config is not set";
make_new_config ((values %configs), (values %keep_configs));
make_oldconfig;
+ delete $configs{$config};
undef %configs;
assign_configs \%configs, $output_config;
diff --git a/tools/testing/selftests/Makefile b/tools/testing/selftests/Makefile
index 612f675..40ee6f5 100644
--- a/tools/testing/selftests/Makefile
+++ b/tools/testing/selftests/Makefile
@@ -78,26 +78,34 @@
override MAKEFLAGS =
endif
-# Append kselftest to KBUILD_OUTPUT to avoid cluttering
+# Append kselftest to KBUILD_OUTPUT and O to avoid cluttering
# KBUILD_OUTPUT with selftest objects and headers installed
# by selftests Makefile or lib.mk.
ifdef building_out_of_srctree
override LDFLAGS =
endif
-ifneq ($(O),)
- BUILD := $(O)
+top_srcdir ?= ../../..
+
+ifeq ("$(origin O)", "command line")
+ KBUILD_OUTPUT := $(O)
+endif
+
+ifneq ($(KBUILD_OUTPUT),)
+ # Make's built-in functions such as $(abspath ...), $(realpath ...) cannot
+ # expand a shell special character '~'. We use a somewhat tedious way here.
+ abs_objtree := $(shell cd $(top_srcdir) && mkdir -p $(KBUILD_OUTPUT) && cd $(KBUILD_OUTPUT) && pwd)
+ $(if $(abs_objtree),, \
+ $(error failed to create output directory "$(KBUILD_OUTPUT)"))
+ # $(realpath ...) resolves symlinks
+ abs_objtree := $(realpath $(abs_objtree))
+ BUILD := $(abs_objtree)/kselftest
else
- ifneq ($(KBUILD_OUTPUT),)
- BUILD := $(KBUILD_OUTPUT)/kselftest
- else
- BUILD := $(shell pwd)
- DEFAULT_INSTALL_HDR_PATH := 1
- endif
+ BUILD := $(CURDIR)
+ DEFAULT_INSTALL_HDR_PATH := 1
endif
# Prepare for headers install
-top_srcdir ?= ../../..
include $(top_srcdir)/scripts/subarch.include
ARCH ?= $(SUBARCH)
export KSFT_KHDR_INSTALL_DONE := 1
diff --git a/tools/testing/selftests/efivarfs/efivarfs.sh b/tools/testing/selftests/efivarfs/efivarfs.sh
index a90f394..d374878 100755
--- a/tools/testing/selftests/efivarfs/efivarfs.sh
+++ b/tools/testing/selftests/efivarfs/efivarfs.sh
@@ -87,6 +87,11 @@
{
local file=$efivarfs_mount/$FUNCNAME-$test_guid
./create-read $file
+ if [ $? -ne 0 ]; then
+ echo "create and read $file failed"
+ file_cleanup $file
+ exit 1
+ fi
file_cleanup $file
}
diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/func_event_triggers.tc b/tools/testing/selftests/ftrace/test.d/ftrace/func_event_triggers.tc
index ca2ffd7..f261eec 100644
--- a/tools/testing/selftests/ftrace/test.d/ftrace/func_event_triggers.tc
+++ b/tools/testing/selftests/ftrace/test.d/ftrace/func_event_triggers.tc
@@ -42,11 +42,18 @@
test_event_enabled() {
val=$1
+ check_times=10 # wait for 10 * SLEEP_TIME at most
- e=`cat $EVENT_ENABLE`
- if [ "$e" != $val ]; then
- fail "Expected $val but found $e"
- fi
+ while [ $check_times -ne 0 ]; do
+ e=`cat $EVENT_ENABLE`
+ if [ "$e" == $val ]; then
+ return 0
+ fi
+ sleep $SLEEP_TIME
+ check_times=$((check_times - 1))
+ done
+
+ fail "Expected $val but found $e"
}
run_enable_disable() {
diff --git a/tools/testing/selftests/kvm/include/x86_64/vmx.h b/tools/testing/selftests/kvm/include/x86_64/vmx.h
index f52e0ba..3d27069 100644
--- a/tools/testing/selftests/kvm/include/x86_64/vmx.h
+++ b/tools/testing/selftests/kvm/include/x86_64/vmx.h
@@ -18,8 +18,8 @@
/*
* Definitions of Primary Processor-Based VM-Execution Controls.
*/
-#define CPU_BASED_VIRTUAL_INTR_PENDING 0x00000004
-#define CPU_BASED_USE_TSC_OFFSETING 0x00000008
+#define CPU_BASED_INTR_WINDOW_EXITING 0x00000004
+#define CPU_BASED_USE_TSC_OFFSETTING 0x00000008
#define CPU_BASED_HLT_EXITING 0x00000080
#define CPU_BASED_INVLPG_EXITING 0x00000200
#define CPU_BASED_MWAIT_EXITING 0x00000400
@@ -30,7 +30,7 @@
#define CPU_BASED_CR8_LOAD_EXITING 0x00080000
#define CPU_BASED_CR8_STORE_EXITING 0x00100000
#define CPU_BASED_TPR_SHADOW 0x00200000
-#define CPU_BASED_VIRTUAL_NMI_PENDING 0x00400000
+#define CPU_BASED_NMI_WINDOW_EXITING 0x00400000
#define CPU_BASED_MOV_DR_EXITING 0x00800000
#define CPU_BASED_UNCOND_IO_EXITING 0x01000000
#define CPU_BASED_USE_IO_BITMAPS 0x02000000
@@ -103,7 +103,7 @@
#define EXIT_REASON_EXCEPTION_NMI 0
#define EXIT_REASON_EXTERNAL_INTERRUPT 1
#define EXIT_REASON_TRIPLE_FAULT 2
-#define EXIT_REASON_PENDING_INTERRUPT 7
+#define EXIT_REASON_INTERRUPT_WINDOW 7
#define EXIT_REASON_NMI_WINDOW 8
#define EXIT_REASON_TASK_SWITCH 9
#define EXIT_REASON_CPUID 10
diff --git a/tools/testing/selftests/kvm/x86_64/vmx_tsc_adjust_test.c b/tools/testing/selftests/kvm/x86_64/vmx_tsc_adjust_test.c
index 5590fd2..69e482a 100644
--- a/tools/testing/selftests/kvm/x86_64/vmx_tsc_adjust_test.c
+++ b/tools/testing/selftests/kvm/x86_64/vmx_tsc_adjust_test.c
@@ -98,7 +98,7 @@ static void l1_guest_code(struct vmx_pages *vmx_pages)
prepare_vmcs(vmx_pages, l2_guest_code,
&l2_guest_stack[L2_GUEST_STACK_SIZE]);
control = vmreadz(CPU_BASED_VM_EXEC_CONTROL);
- control |= CPU_BASED_USE_MSR_BITMAPS | CPU_BASED_USE_TSC_OFFSETING;
+ control |= CPU_BASED_USE_MSR_BITMAPS | CPU_BASED_USE_TSC_OFFSETTING;
vmwrite(CPU_BASED_VM_EXEC_CONTROL, control);
vmwrite(TSC_OFFSET, TSC_OFFSET_VALUE);
diff --git a/tools/testing/selftests/lib.mk b/tools/testing/selftests/lib.mk
index 8794ce3..5947944 100644
--- a/tools/testing/selftests/lib.mk
+++ b/tools/testing/selftests/lib.mk
@@ -130,6 +130,11 @@
clean:
$(CLEAN)
+# Enables to extend CFLAGS and LDFLAGS from command line, e.g.
+# make USERCFLAGS=-Werror USERLDFLAGS=-static
+CFLAGS += $(USERCFLAGS)
+LDFLAGS += $(USERLDFLAGS)
+
# When make O= with kselftest target from main level
# the following aren't defined.
#
diff --git a/tools/testing/selftests/netfilter/conntrack_icmp_related.sh b/tools/testing/selftests/netfilter/conntrack_icmp_related.sh
index b48e183..76645aa 100755
--- a/tools/testing/selftests/netfilter/conntrack_icmp_related.sh
+++ b/tools/testing/selftests/netfilter/conntrack_icmp_related.sh
@@ -35,6 +35,8 @@
for i in 1 2;do ip netns del nsrouter$i;done
}
+trap cleanup EXIT
+
ipv4() {
echo -n 192.168.$1.2
}
@@ -146,11 +148,17 @@
table inet filter {
counter unknown { }
counter related { }
+ counter redir4 { }
+ counter redir6 { }
chain input {
type filter hook input priority 0; policy accept;
- meta l4proto { icmp, icmpv6 } ct state established,untracked accept
+ icmp type "redirect" ct state "related" counter name "redir4" accept
+ icmpv6 type "nd-redirect" ct state "related" counter name "redir6" accept
+
+ meta l4proto { icmp, icmpv6 } ct state established,untracked accept
meta l4proto { icmp, icmpv6 } ct state "related" counter name "related" accept
+
counter name "unknown" drop
}
}
@@ -279,5 +287,29 @@
echo "ERROR: icmp error RELATED state test has failed"
fi
-cleanup
+# add 'bad' route, expect icmp REDIRECT to be generated
+ip netns exec nsclient1 ip route add 192.168.1.42 via 192.168.1.1
+ip netns exec nsclient1 ip route add dead:1::42 via dead:1::1
+
+ip netns exec "nsclient1" ping -q -c 2 192.168.1.42 > /dev/null
+
+expect="packets 1 bytes 112"
+check_counter nsclient1 "redir4" "$expect"
+if [ $? -ne 0 ];then
+ ret=1
+fi
+
+ip netns exec "nsclient1" ping -c 1 dead:1::42 > /dev/null
+expect="packets 1 bytes 192"
+check_counter nsclient1 "redir6" "$expect"
+if [ $? -ne 0 ];then
+ ret=1
+fi
+
+if [ $ret -eq 0 ];then
+ echo "PASS: icmp redirects had RELATED state"
+else
+ echo "ERROR: icmp redirect RELATED state test has failed"
+fi
+
exit $ret
diff --git a/tools/testing/selftests/powerpc/dscr/dscr_sysfs_test.c b/tools/testing/selftests/powerpc/dscr/dscr_sysfs_test.c
index 02f6b4e..e54d7a4 100644
--- a/tools/testing/selftests/powerpc/dscr/dscr_sysfs_test.c
+++ b/tools/testing/selftests/powerpc/dscr/dscr_sysfs_test.c
@@ -24,6 +24,7 @@ static int check_cpu_dscr_default(char *file, unsigned long val)
rc = read(fd, buf, sizeof(buf));
if (rc == -1) {
perror("read() failed");
+ close(fd);
return 1;
}
close(fd);
@@ -65,8 +66,10 @@ static int check_all_cpu_dscr_defaults(unsigned long val)
if (access(file, F_OK))
continue;
- if (check_cpu_dscr_default(file, val))
+ if (check_cpu_dscr_default(file, val)) {
+ closedir(sysfs);
return 1;
+ }
}
closedir(sysfs);
return 0;
diff --git a/tools/testing/selftests/proc/proc-uptime-002.c b/tools/testing/selftests/proc/proc-uptime-002.c
index e7ceabe..7d0aa22 100644
--- a/tools/testing/selftests/proc/proc-uptime-002.c
+++ b/tools/testing/selftests/proc/proc-uptime-002.c
@@ -17,6 +17,7 @@
// while shifting across CPUs.
#undef NDEBUG
#include <assert.h>
+#include <errno.h>
#include <unistd.h>
#include <sys/syscall.h>
#include <stdlib.h>
@@ -54,7 +55,7 @@ int main(void)
len += sizeof(unsigned long);
free(m);
m = malloc(len);
- } while (sys_sched_getaffinity(0, len, m) == -EINVAL);
+ } while (sys_sched_getaffinity(0, len, m) == -1 && errno == EINVAL);
fd = open("/proc/uptime", O_RDONLY);
assert(fd >= 0);
