diff options
| -rw-r--r-- | ChangeLog | 5 | ||||
| -rw-r--r-- | misc/Makefile | 1 | ||||
| -rw-r--r-- | nptl/Makefile | 1 | ||||
| -rw-r--r-- | sysdeps/unix/syscalls.list | 1 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/msync.c | 26 |
5 files changed, 33 insertions, 1 deletions
diff --git a/ChangeLog b/ChangeLog index 92e1c10dd7..caaf6050ae 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,10 @@ 2017-05-18 Adhemerval Zanella <adhemerval.zanella@linaro.org> + * misc/Makefile (CFLAGS-msync.c): New rule. + * nptl/Makefile (CFLAGS-msync.c): Likewise. + * sysdeps/unix/syscalls.list: Remove msync from auto-generation list. + * sysdeps/unix/sysv/linux/msync.c: New file. + * sysdeps/unix/sysv/linux/alpha/sigsuspend.S: Remove file. * sysdeps/unix/sysv/linux/sigsuspend.c: Simplify include list. * nptl/Makefile (CFLAGS-sigsuspend.c): New rule. diff --git a/misc/Makefile b/misc/Makefile index 91e425b76f..0c1526a592 100644 --- a/misc/Makefile +++ b/misc/Makefile @@ -108,6 +108,7 @@ CFLAGS-getsysstats.c = -fexceptions CFLAGS-getusershell.c = -fexceptions CFLAGS-err.c = -fexceptions CFLAGS-tst-tsearch.c = $(stack-align-test-flags) +CFLAGS-msync.c = -fexceptions -fasynchronous-unwind-tables # Called during static library initialization, so turn stack-protection # off for non-shared builds. diff --git a/nptl/Makefile b/nptl/Makefile index 57eab33ac5..3ade74fa36 100644 --- a/nptl/Makefile +++ b/nptl/Makefile @@ -218,6 +218,7 @@ CFLAGS-read.c = -fexceptions -fasynchronous-unwind-tables CFLAGS-write.c = -fexceptions -fasynchronous-unwind-tables CFLAGS-nanosleep.c = -fexceptions -fasynchronous-unwind-tables CFLAGS-sigsuspend.c = -fexceptions -fasynchronous-unwind-tables +CFLAGS-msync.c = -fexceptions -fasynchronous-unwind-tables CFLAGS-pt-system.c = -fexceptions diff --git a/sysdeps/unix/syscalls.list b/sysdeps/unix/syscalls.list index 2254c761b4..c4135d8851 100644 --- a/sysdeps/unix/syscalls.list +++ b/sysdeps/unix/syscalls.list @@ -45,7 +45,6 @@ madvise - madvise i:pii __madvise madvise mkdir - mkdir i:si __mkdir mkdir mmap - mmap b:aniiii __mmap mmap mprotect - mprotect i:aii __mprotect mprotect -msync - msync Ci:aii __libc_msync msync munmap - munmap i:ai __munmap munmap open - open Ci:siv __libc_open __open open profil - profil i:piii __profil profil diff --git a/sysdeps/unix/sysv/linux/msync.c b/sysdeps/unix/sysv/linux/msync.c new file mode 100644 index 0000000000..28aba111e0 --- /dev/null +++ b/sysdeps/unix/sysv/linux/msync.c @@ -0,0 +1,26 @@ +/* Linux synchronize a file with a memory map implementation. + Copyright (C) 2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <sys/mman.h> +#include <sysdep-cancel.h> + +int +msync (void *addr, size_t length, int flags) +{ + return SYSCALL_CANCEL (msync, addr, length, flags); +} |