diff options
Diffstat (limited to 'nptl/pthread_setschedprio.c')
-rw-r--r-- | nptl/pthread_setschedprio.c | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/nptl/pthread_setschedprio.c b/nptl/pthread_setschedprio.c deleted file mode 100644 index b83d2fba43..0000000000 --- a/nptl/pthread_setschedprio.c +++ /dev/null @@ -1,64 +0,0 @@ -/* Copyright (C) 2002-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. - - 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 <sched.h> -#include "pthreadP.h" -#include <lowlevellock.h> - - -int -pthread_setschedprio (pthread_t threadid, int prio) -{ - struct pthread *pd = (struct pthread *) threadid; - - /* Make sure the descriptor is valid. */ - if (INVALID_TD_P (pd)) - /* Not a valid thread handle. */ - return ESRCH; - - int result = 0; - struct sched_param param; - param.sched_priority = prio; - - /* See CREATE THREAD NOTES in nptl/pthread_create.c. */ - lll_lock (pd->lock, LLL_PRIVATE); - - /* If the thread should have higher priority because of some - PTHREAD_PRIO_PROTECT mutexes it holds, adjust the priority. */ - if (__builtin_expect (pd->tpp != NULL, 0) && pd->tpp->priomax > prio) - param.sched_priority = pd->tpp->priomax; - - /* Try to set the scheduler information. */ - if (__glibc_unlikely (sched_setparam (pd->tid, ¶m) == -1)) - result = errno; - else - { - /* We succeeded changing the kernel information. Reflect this - change in the thread descriptor. */ - param.sched_priority = prio; - memcpy (&pd->schedparam, ¶m, sizeof (struct sched_param)); - pd->flags |= ATTR_FLAG_SCHED_SET; - } - - lll_unlock (pd->lock, LLL_PRIVATE); - - return result; -} |