mirror of
git://sourceware.org/git/glibc.git
synced 2024-12-15 04:20:28 +08:00
04277e02d7
* All files with FSF copyright notices: Update copyright dates using scripts/update-copyrights. * locale/programs/charmap-kw.h: Regenerated. * locale/programs/locfile-kw.h: Likewise.
62 lines
1.9 KiB
C
62 lines
1.9 KiB
C
/* Copyright (C) 2002-2019 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 <errno.h>
|
|
#include <sched.h>
|
|
#include <string.h>
|
|
#include <sysdep.h>
|
|
#include <unistd.h>
|
|
#include <sys/types.h>
|
|
#include <shlib-compat.h>
|
|
|
|
|
|
#ifdef __NR_sched_setaffinity
|
|
|
|
extern int __sched_setaffinity_new (pid_t, size_t, const cpu_set_t *);
|
|
libc_hidden_proto (__sched_setaffinity_new)
|
|
|
|
int
|
|
__sched_setaffinity_new (pid_t pid, size_t cpusetsize, const cpu_set_t *cpuset)
|
|
{
|
|
int result = INLINE_SYSCALL (sched_setaffinity, 3, pid, cpusetsize, cpuset);
|
|
|
|
#ifdef RESET_VGETCPU_CACHE
|
|
if (result != -1)
|
|
RESET_VGETCPU_CACHE ();
|
|
#endif
|
|
|
|
return result;
|
|
}
|
|
libc_hidden_def (__sched_setaffinity_new)
|
|
versioned_symbol (libc, __sched_setaffinity_new, sched_setaffinity,
|
|
GLIBC_2_3_4);
|
|
|
|
|
|
# if SHLIB_COMPAT (libc, GLIBC_2_3_3, GLIBC_2_3_4)
|
|
int
|
|
attribute_compat_text_section
|
|
__sched_setaffinity_old (pid_t pid, const cpu_set_t *cpuset)
|
|
{
|
|
/* The old interface by default assumed a 1024 processor bitmap. */
|
|
return __sched_setaffinity_new (pid, 128, cpuset);
|
|
}
|
|
compat_symbol (libc, __sched_setaffinity_old, sched_setaffinity, GLIBC_2_3_3);
|
|
# endif
|
|
#else
|
|
# include <posix/sched_setaffinity.c>
|
|
#endif
|