Add support for the syncfs system call.
Based on patch from j@eckel.me on BZ#347389.
git-svn-id: svn://svn.valgrind.org/valgrind/trunk@15191 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/coregrind/m_syswrap/priv_syswrap-linux.h b/coregrind/m_syswrap/priv_syswrap-linux.h
index d093974..6552dca 100644
--- a/coregrind/m_syswrap/priv_syswrap-linux.h
+++ b/coregrind/m_syswrap/priv_syswrap-linux.h
@@ -287,6 +287,8 @@
DECL_TEMPLATE(linux, sys_getrandom);
DECL_TEMPLATE(linux, sys_memfd_create);
+DECL_TEMPLATE(linux, sys_syncfs);
+
/* ---------------------------------------------------------------------
Wrappers for sockets and ipc-ery. These are split into standalone
procedures because x86-linux hides them inside multiplexors
diff --git a/coregrind/m_syswrap/syswrap-amd64-linux.c b/coregrind/m_syswrap/syswrap-amd64-linux.c
index 62f7ee6..de3288e 100644
--- a/coregrind/m_syswrap/syswrap-amd64-linux.c
+++ b/coregrind/m_syswrap/syswrap-amd64-linux.c
@@ -1062,7 +1062,7 @@
LINXY(__NR_open_by_handle_at, sys_open_by_handle_at),// 304
LINXY(__NR_clock_adjtime, sys_clock_adjtime), // 305
-// LINX_(__NR_syncfs, sys_ni_syscall), // 306
+ LINX_(__NR_syncfs, sys_syncfs), // 306
LINXY(__NR_sendmmsg, sys_sendmmsg), // 307
// LINX_(__NR_setns, sys_ni_syscall), // 308
LINXY(__NR_getcpu, sys_getcpu), // 309
diff --git a/coregrind/m_syswrap/syswrap-arm-linux.c b/coregrind/m_syswrap/syswrap-arm-linux.c
index dc8714c..f8f56f5 100644
--- a/coregrind/m_syswrap/syswrap-arm-linux.c
+++ b/coregrind/m_syswrap/syswrap-arm-linux.c
@@ -1212,6 +1212,7 @@
LINXY(__NR_name_to_handle_at, sys_name_to_handle_at),// 370
LINXY(__NR_open_by_handle_at, sys_open_by_handle_at),// 371
LINXY(__NR_clock_adjtime, sys_clock_adjtime), // 372
+ LINX_(__NR_syncfs, sys_syncfs), // 373
LINXY(__NR_sendmmsg, sys_sendmmsg), // 374
LINXY(__NR_getrandom, sys_getrandom), // 384
LINXY(__NR_memfd_create, sys_memfd_create) // 385
diff --git a/coregrind/m_syswrap/syswrap-arm64-linux.c b/coregrind/m_syswrap/syswrap-arm64-linux.c
index 2f35e51..7551e8a 100644
--- a/coregrind/m_syswrap/syswrap-arm64-linux.c
+++ b/coregrind/m_syswrap/syswrap-arm64-linux.c
@@ -1042,6 +1042,8 @@
GENXY(__NR_wait4, sys_wait4), // 260
+ LINX_(__NR_syncfs, sys_syncfs), // 267
+
LINXY(__NR_sendmmsg, sys_sendmmsg), // 269
LINXY(__NR_process_vm_readv, sys_process_vm_readv), // 270
LINX_(__NR_process_vm_writev, sys_process_vm_writev), // 271
diff --git a/coregrind/m_syswrap/syswrap-linux.c b/coregrind/m_syswrap/syswrap-linux.c
index f15c909..09c247c 100644
--- a/coregrind/m_syswrap/syswrap-linux.c
+++ b/coregrind/m_syswrap/syswrap-linux.c
@@ -3064,6 +3064,13 @@
}
}
+PRE(sys_syncfs)
+{
+ *flags |= SfMayBlock;
+ PRINT("sys_syncfs ( %ld )", ARG1);
+ PRE_REG_READ1(long, "syncfs", unsigned int, fd);
+}
+
/* ---------------------------------------------------------------------
utime wrapper
------------------------------------------------------------------ */
diff --git a/coregrind/m_syswrap/syswrap-mips32-linux.c b/coregrind/m_syswrap/syswrap-mips32-linux.c
index 1b4c5bc..7a71576 100644
--- a/coregrind/m_syswrap/syswrap-mips32-linux.c
+++ b/coregrind/m_syswrap/syswrap-mips32-linux.c
@@ -1112,6 +1112,7 @@
LINXY (__NR_prlimit64, sys_prlimit64), // 338
//..
LINXY (__NR_clock_adjtime, sys_clock_adjtime), // 341
+ LINX_ (__NR_syncfs, sys_syncfs), // 342
//..
LINXY (__NR_process_vm_readv, sys_process_vm_readv), // 345
LINX_ (__NR_process_vm_writev, sys_process_vm_writev), // 346
diff --git a/coregrind/m_syswrap/syswrap-mips64-linux.c b/coregrind/m_syswrap/syswrap-mips64-linux.c
index d356645..3a5e979 100644
--- a/coregrind/m_syswrap/syswrap-mips64-linux.c
+++ b/coregrind/m_syswrap/syswrap-mips64-linux.c
@@ -909,7 +909,8 @@
LINXY (__NR_process_vm_readv, sys_process_vm_readv),
LINX_ (__NR_process_vm_writev, sys_process_vm_writev),
LINXY(__NR_getrandom, sys_getrandom),
- LINXY(__NR_memfd_create, sys_memfd_create)
+ LINXY(__NR_memfd_create, sys_memfd_create),
+ LINX_(__NR_syncfs, sys_syncfs)
};
SyscallTableEntry * ML_(get_linux_syscall_entry) ( UInt sysno )
diff --git a/coregrind/m_syswrap/syswrap-ppc32-linux.c b/coregrind/m_syswrap/syswrap-ppc32-linux.c
index 1f5d7f6..9c9937b 100644
--- a/coregrind/m_syswrap/syswrap-ppc32-linux.c
+++ b/coregrind/m_syswrap/syswrap-ppc32-linux.c
@@ -1253,7 +1253,7 @@
LINXY(__NR_accept4, sys_accept4), // 344
LINX_(__NR_clock_adjtime, sys_clock_adjtime), // 347
-
+ LINX_(__NR_syncfs, sys_syncfs), // 348
LINXY(__NR_sendmmsg, sys_sendmmsg), // 349
LINXY(__NR_process_vm_readv, sys_process_vm_readv), // 351
diff --git a/coregrind/m_syswrap/syswrap-ppc64-linux.c b/coregrind/m_syswrap/syswrap-ppc64-linux.c
index 6f3c1f7..e2432fd 100644
--- a/coregrind/m_syswrap/syswrap-ppc64-linux.c
+++ b/coregrind/m_syswrap/syswrap-ppc64-linux.c
@@ -1155,7 +1155,7 @@
LINXY(__NR_accept4, sys_accept4), // 344
LINXY(__NR_clock_adjtime, sys_clock_adjtime), // 347
-
+ LINX_(__NR_syncfs, sys_syncfs), // 348
LINXY(__NR_sendmmsg, sys_sendmmsg), // 349
LINXY(__NR_process_vm_readv, sys_process_vm_readv), // 351
diff --git a/coregrind/m_syswrap/syswrap-s390x-linux.c b/coregrind/m_syswrap/syswrap-s390x-linux.c
index 8e0afa0..db374f4 100644
--- a/coregrind/m_syswrap/syswrap-s390x-linux.c
+++ b/coregrind/m_syswrap/syswrap-s390x-linux.c
@@ -1035,7 +1035,7 @@
LINXY(__NR_name_to_handle_at, sys_name_to_handle_at), // 335
LINXY(__NR_open_by_handle_at, sys_open_by_handle_at), // 336
LINXY(__NR_clock_adjtime, sys_clock_adjtime), // 337
-// ?????(__NR_syncfs, ), // 338
+ LINX_(__NR_syncfs, sys_syncfs), // 338
// ?????(__NR_setns, ), // 339
LINXY(__NR_process_vm_readv, sys_process_vm_readv), // 340
diff --git a/coregrind/m_syswrap/syswrap-x86-linux.c b/coregrind/m_syswrap/syswrap-x86-linux.c
index 0f80d4a..e08af76 100644
--- a/coregrind/m_syswrap/syswrap-x86-linux.c
+++ b/coregrind/m_syswrap/syswrap-x86-linux.c
@@ -1805,7 +1805,7 @@
LINXY(__NR_name_to_handle_at, sys_name_to_handle_at),// 341
LINXY(__NR_open_by_handle_at, sys_open_by_handle_at),// 342
LINXY(__NR_clock_adjtime, sys_clock_adjtime), // 343
-// LINX_(__NR_syncfs, sys_ni_syscall), // 344
+ LINX_(__NR_syncfs, sys_syncfs), // 344
LINXY(__NR_sendmmsg, sys_sendmmsg), // 345
// LINX_(__NR_setns, sys_ni_syscall), // 346
