lib/glibc
1
0
Fork 0
mirror of https://sourceware.org/git/glibc.git synced 2025-07-29 11:41:21 +03:00
Code Activity

2.5-18.1

Browse Source
This commit is contained in:
Jakub Jelinek
2007-07-12 18:26:36 +00:00
parent 7d58530341
commit 0ecb606cb6
6215 changed files with 494638 additions and 305010 deletions
Download Patch File Download Diff File Expand all files Collapse all files

17
nptl/pthread_setschedparam.c
View File

@ -1,4 +1,4 @@
/* Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
/* Copyright (C) 2002, 2003, 2004, 2006 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
@ -45,6 +45,19 @@ __pthread_setschedparam (threadid, policy, param)
lll_lock (pd->lock);
struct sched_param p;
const struct sched_param *orig_param = param;
/* 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 > param->sched_priority)
{
p = *param;
p.sched_priority = pd->tpp->priomax;
param = &p;
}
/* Try to set the scheduler information. */
if (__builtin_expect (__sched_setscheduler (pd->tid, policy,
param) == -1, 0))
@ -54,7 +67,7 @@ __pthread_setschedparam (threadid, policy, param)
/* We succeeded changing the kernel information. Reflect this
change in the thread descriptor. */
pd->schedpolicy = policy;
memcpy (&pd->schedparam, param, sizeof (struct sched_param));
memcpy (&pd->schedparam, orig_param, sizeof (struct sched_param));
pd->flags |= ATTR_FLAG_SCHED_SET | ATTR_FLAG_POLICY_SET;
}