diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/check-cpuset.h')
-rw-r--r-- | sysdeps/unix/sysv/linux/check-cpuset.h | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/sysdeps/unix/sysv/linux/check-cpuset.h b/sysdeps/unix/sysv/linux/check-cpuset.h deleted file mode 100644 index 1d55e0bb0e..0000000000 --- a/sysdeps/unix/sysv/linux/check-cpuset.h +++ /dev/null @@ -1,48 +0,0 @@ -/* Validate cpu_set_t values for NPTL. Linux version. - Copyright (C) 2002-2015 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 <pthread.h> -#include <errno.h> - - -/* Defined in pthread_setaffinity.c. */ -extern size_t __kernel_cpumask_size attribute_hidden; -extern int __determine_cpumask_size (pid_t tid); - -/* Returns 0 if CS and SZ are valid values for the cpuset and cpuset size - respectively. Otherwise it returns an error number. */ -static inline int -check_cpuset_attr (const cpu_set_t *cs, const size_t sz) -{ - if (__kernel_cpumask_size == 0) - { - int res = __determine_cpumask_size (THREAD_SELF->tid); - if (res) - return res; - } - - /* Check whether the new bitmask has any bit set beyond the - last one the kernel accepts. */ - for (size_t cnt = __kernel_cpumask_size; cnt < sz; ++cnt) - if (((char *) cs)[cnt] != '\0') - /* Found a nonzero byte. This means the user request cannot be - fulfilled. */ - return EINVAL; - - return 0; -} |