| /* Copyright (C) 2003-2018 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. |
| |
| 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 <pthreadP.h> |
| #include <sysdep.h> |
| #include <sys/types.h> |
| #include <shlib-compat.h> |
| |
| |
| int |
| __pthread_setaffinity_new (pthread_t th, size_t cpusetsize, |
| const cpu_set_t *cpuset) |
| { |
| const struct pthread *pd = (const struct pthread *) th; |
| INTERNAL_SYSCALL_DECL (err); |
| int res; |
| |
| res = INTERNAL_SYSCALL (sched_setaffinity, err, 3, pd->tid, cpusetsize, |
| cpuset); |
| |
| #ifdef RESET_VGETCPU_CACHE |
| if (!INTERNAL_SYSCALL_ERROR_P (res, err)) |
| RESET_VGETCPU_CACHE (); |
| #endif |
| |
| return (INTERNAL_SYSCALL_ERROR_P (res, err) |
| ? INTERNAL_SYSCALL_ERRNO (res, err) |
| : 0); |
| } |
| versioned_symbol (libpthread, __pthread_setaffinity_new, |
| pthread_setaffinity_np, GLIBC_2_3_4); |
| |
| |
| #if SHLIB_COMPAT (libpthread, GLIBC_2_3_3, GLIBC_2_3_4) |
| int |
| __pthread_setaffinity_old (pthread_t th, cpu_set_t *cpuset) |
| { |
| /* The old interface by default assumed a 1024 processor bitmap. */ |
| return __pthread_setaffinity_new (th, 128, cpuset); |
| } |
| compat_symbol (libpthread, __pthread_setaffinity_old, pthread_setaffinity_np, |
| GLIBC_2_3_3); |
| #endif |