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/* Copyright (C) 2003, 2004 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 <limits.h> #include <pthreadP.h> #include <string.h> #include <sysdep.h> #include <sys/param.h> #include <sys/types.h> int __pthread_getaffinity_np (pthread_t th, size_t cpusetsize, cpu_set_t *cpuset) { const struct pthread *pd = (const struct pthread *) th; INTERNAL_SYSCALL_DECL (err); int res = INTERNAL_SYSCALL (sched_getaffinity, err, 3, pd->tid, MIN (INT_MAX, cpusetsize), cpuset); if (INTERNAL_SYSCALL_ERROR_P (res, err)) return INTERNAL_SYSCALL_ERRNO (res, err); /* Clean the rest of the memory the kernel didn't do. */ memset ((char *) cpuset + res, '\0', cpusetsize - res); return 0; } strong_alias(__pthread_getaffinity_np, pthread_getaffinity_np) |