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commit 7c91105917f41c11a0b377b2393725da380cd490
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Author: tom <tom@a5019735-40e9-0310-863c-91ae7b9d1cf9>
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Date: Thu May 7 18:54:31 2015 +0000
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Add support for the syncfs system call.
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Based on patch from j@eckel.me on BZ#347389.
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git-svn-id: svn://svn.valgrind.org/valgrind/trunk@15191 a5019735-40e9-0310-863c-91ae7b9d1cf9
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diff --git a/coregrind/m_syswrap/priv_syswrap-linux.h b/coregrind/m_syswrap/priv_syswrap-linux.h
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index d093974..6552dca 100644
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--- a/coregrind/m_syswrap/priv_syswrap-linux.h
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+++ b/coregrind/m_syswrap/priv_syswrap-linux.h
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@@ -287,6 +287,8 @@ DECL_TEMPLATE(linux, sys_fanotify_mark);
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DECL_TEMPLATE(linux, sys_getrandom);
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DECL_TEMPLATE(linux, sys_memfd_create);
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+DECL_TEMPLATE(linux, sys_syncfs);
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+
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/* ---------------------------------------------------------------------
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Wrappers for sockets and ipc-ery. These are split into standalone
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procedures because x86-linux hides them inside multiplexors
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diff --git a/coregrind/m_syswrap/syswrap-amd64-linux.c b/coregrind/m_syswrap/syswrap-amd64-linux.c
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index 62f7ee6..de3288e 100644
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--- a/coregrind/m_syswrap/syswrap-amd64-linux.c
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+++ b/coregrind/m_syswrap/syswrap-amd64-linux.c
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@@ -1062,7 +1062,7 @@ static SyscallTableEntry syscall_table[] = {
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LINXY(__NR_open_by_handle_at, sys_open_by_handle_at),// 304
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LINXY(__NR_clock_adjtime, sys_clock_adjtime), // 305
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-// LINX_(__NR_syncfs, sys_ni_syscall), // 306
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+ LINX_(__NR_syncfs, sys_syncfs), // 306
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LINXY(__NR_sendmmsg, sys_sendmmsg), // 307
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// LINX_(__NR_setns, sys_ni_syscall), // 308
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LINXY(__NR_getcpu, sys_getcpu), // 309
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diff --git a/coregrind/m_syswrap/syswrap-arm-linux.c b/coregrind/m_syswrap/syswrap-arm-linux.c
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index dc8714c..f8f56f5 100644
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--- a/coregrind/m_syswrap/syswrap-arm-linux.c
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+++ b/coregrind/m_syswrap/syswrap-arm-linux.c
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@@ -1212,6 +1212,7 @@ static SyscallTableEntry syscall_main_table[] = {
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LINXY(__NR_name_to_handle_at, sys_name_to_handle_at),// 370
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LINXY(__NR_open_by_handle_at, sys_open_by_handle_at),// 371
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LINXY(__NR_clock_adjtime, sys_clock_adjtime), // 372
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+ LINX_(__NR_syncfs, sys_syncfs), // 373
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LINXY(__NR_sendmmsg, sys_sendmmsg), // 374
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LINXY(__NR_getrandom, sys_getrandom), // 384
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LINXY(__NR_memfd_create, sys_memfd_create) // 385
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diff --git a/coregrind/m_syswrap/syswrap-arm64-linux.c b/coregrind/m_syswrap/syswrap-arm64-linux.c
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index 2f35e51..7551e8a 100644
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--- a/coregrind/m_syswrap/syswrap-arm64-linux.c
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+++ b/coregrind/m_syswrap/syswrap-arm64-linux.c
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@@ -1042,6 +1042,8 @@ static SyscallTableEntry syscall_main_table[] = {
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GENXY(__NR_wait4, sys_wait4), // 260
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+ LINX_(__NR_syncfs, sys_syncfs), // 267
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+
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LINXY(__NR_sendmmsg, sys_sendmmsg), // 269
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LINXY(__NR_process_vm_readv, sys_process_vm_readv), // 270
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LINX_(__NR_process_vm_writev, sys_process_vm_writev), // 271
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diff --git a/coregrind/m_syswrap/syswrap-linux.c b/coregrind/m_syswrap/syswrap-linux.c
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index f15c909..09c247c 100644
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--- a/coregrind/m_syswrap/syswrap-linux.c
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+++ b/coregrind/m_syswrap/syswrap-linux.c
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@@ -3064,6 +3064,13 @@ POST(sys_memfd_create)
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}
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}
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+PRE(sys_syncfs)
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+{
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+ *flags |= SfMayBlock;
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+ PRINT("sys_syncfs ( %ld )", ARG1);
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+ PRE_REG_READ1(long, "syncfs", unsigned int, fd);
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+}
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+
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/* ---------------------------------------------------------------------
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utime wrapper
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------------------------------------------------------------------ */
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diff --git a/coregrind/m_syswrap/syswrap-mips32-linux.c b/coregrind/m_syswrap/syswrap-mips32-linux.c
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index 1b4c5bc..7a71576 100644
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--- a/coregrind/m_syswrap/syswrap-mips32-linux.c
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+++ b/coregrind/m_syswrap/syswrap-mips32-linux.c
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@@ -1112,6 +1112,7 @@ static SyscallTableEntry syscall_main_table[] = {
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LINXY (__NR_prlimit64, sys_prlimit64), // 338
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//..
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LINXY (__NR_clock_adjtime, sys_clock_adjtime), // 341
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+ LINX_ (__NR_syncfs, sys_syncfs), // 342
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//..
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LINXY (__NR_process_vm_readv, sys_process_vm_readv), // 345
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LINX_ (__NR_process_vm_writev, sys_process_vm_writev), // 346
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diff --git a/coregrind/m_syswrap/syswrap-mips64-linux.c b/coregrind/m_syswrap/syswrap-mips64-linux.c
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index d356645..3a5e979 100644
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--- a/coregrind/m_syswrap/syswrap-mips64-linux.c
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+++ b/coregrind/m_syswrap/syswrap-mips64-linux.c
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@@ -909,7 +909,8 @@ static SyscallTableEntry syscall_main_table[] = {
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LINXY (__NR_process_vm_readv, sys_process_vm_readv),
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LINX_ (__NR_process_vm_writev, sys_process_vm_writev),
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LINXY(__NR_getrandom, sys_getrandom),
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- LINXY(__NR_memfd_create, sys_memfd_create)
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+ LINXY(__NR_memfd_create, sys_memfd_create),
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+ LINX_(__NR_syncfs, sys_syncfs)
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};
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SyscallTableEntry * ML_(get_linux_syscall_entry) ( UInt sysno )
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diff --git a/coregrind/m_syswrap/syswrap-ppc32-linux.c b/coregrind/m_syswrap/syswrap-ppc32-linux.c
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index 1f5d7f6..9c9937b 100644
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--- a/coregrind/m_syswrap/syswrap-ppc32-linux.c
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+++ b/coregrind/m_syswrap/syswrap-ppc32-linux.c
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@@ -1253,7 +1253,7 @@ static SyscallTableEntry syscall_table[] = {
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LINXY(__NR_accept4, sys_accept4), // 344
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LINX_(__NR_clock_adjtime, sys_clock_adjtime), // 347
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-
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+ LINX_(__NR_syncfs, sys_syncfs), // 348
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LINXY(__NR_sendmmsg, sys_sendmmsg), // 349
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LINXY(__NR_process_vm_readv, sys_process_vm_readv), // 351
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diff --git a/coregrind/m_syswrap/syswrap-ppc64-linux.c b/coregrind/m_syswrap/syswrap-ppc64-linux.c
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index 6f3c1f7..e2432fd 100644
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--- a/coregrind/m_syswrap/syswrap-ppc64-linux.c
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+++ b/coregrind/m_syswrap/syswrap-ppc64-linux.c
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@@ -1155,7 +1155,7 @@ static SyscallTableEntry syscall_table[] = {
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LINXY(__NR_accept4, sys_accept4), // 344
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LINXY(__NR_clock_adjtime, sys_clock_adjtime), // 347
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-
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+ LINX_(__NR_syncfs, sys_syncfs), // 348
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LINXY(__NR_sendmmsg, sys_sendmmsg), // 349
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LINXY(__NR_process_vm_readv, sys_process_vm_readv), // 351
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diff --git a/coregrind/m_syswrap/syswrap-s390x-linux.c b/coregrind/m_syswrap/syswrap-s390x-linux.c
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index 8e0afa0..db374f4 100644
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--- a/coregrind/m_syswrap/syswrap-s390x-linux.c
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+++ b/coregrind/m_syswrap/syswrap-s390x-linux.c
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@@ -1035,7 +1035,7 @@ static SyscallTableEntry syscall_table[] = {
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LINXY(__NR_name_to_handle_at, sys_name_to_handle_at), // 335
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LINXY(__NR_open_by_handle_at, sys_open_by_handle_at), // 336
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LINXY(__NR_clock_adjtime, sys_clock_adjtime), // 337
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-// ?????(__NR_syncfs, ), // 338
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+ LINX_(__NR_syncfs, sys_syncfs), // 338
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// ?????(__NR_setns, ), // 339
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LINXY(__NR_process_vm_readv, sys_process_vm_readv), // 340
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diff --git a/coregrind/m_syswrap/syswrap-x86-linux.c b/coregrind/m_syswrap/syswrap-x86-linux.c
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index 0f80d4a..e08af76 100644
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--- a/coregrind/m_syswrap/syswrap-x86-linux.c
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+++ b/coregrind/m_syswrap/syswrap-x86-linux.c
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@@ -1805,7 +1805,7 @@ static SyscallTableEntry syscall_table[] = {
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LINXY(__NR_name_to_handle_at, sys_name_to_handle_at),// 341
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LINXY(__NR_open_by_handle_at, sys_open_by_handle_at),// 342
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LINXY(__NR_clock_adjtime, sys_clock_adjtime), // 343
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-// LINX_(__NR_syncfs, sys_ni_syscall), // 344
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+ LINX_(__NR_syncfs, sys_syncfs), // 344
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LINXY(__NR_sendmmsg, sys_sendmmsg), // 345
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// LINX_(__NR_setns, sys_ni_syscall), // 346
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