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From: "jakub at gcc dot gnu dot org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug libgomp/43706] scheduling two threads on one core leads to starvation
Date: Wed, 21 Apr 2010 14:01:00 -0000 [thread overview]
Message-ID: <20100421140101.19646.qmail@sourceware.org> (raw)
In-Reply-To: <bug-43706-19017@http.gcc.gnu.org/bugzilla/>
------- Comment #10 from jakub at gcc dot gnu dot org 2010-04-21 14:01 -------
Subject: Bug 43706
Author: jakub
Date: Wed Apr 21 14:00:10 2010
New Revision: 158601
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=158601
Log:
PR libgomp/43706
* config/linux/affinity.c (gomp_init_affinity): Decrease
gomp_available_cpus if affinity mask confines the process to fewer
CPUs.
* config/linux/proc.c (get_num_procs): If gomp_cpu_affinity is
non-NULL, just return gomp_available_cpus.
Modified:
branches/gcc-4_4-branch/libgomp/ChangeLog
branches/gcc-4_4-branch/libgomp/config/linux/affinity.c
branches/gcc-4_4-branch/libgomp/config/linux/proc.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43706
next prev parent reply other threads:[~2010-04-21 14:01 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-04-09 16:22 [Bug libgomp/43706] New: " baeuml at kit dot edu
2010-04-09 16:22 ` [Bug libgomp/43706] " baeuml at kit dot edu
2010-04-09 18:34 ` pinskia at gcc dot gnu dot org
2010-04-09 20:55 ` baeuml at kit dot edu
2010-04-09 22:11 ` mika dot fischer at kit dot edu
2010-04-20 10:23 ` jakub at gcc dot gnu dot org
2010-04-20 10:49 ` jakub at gcc dot gnu dot org
2010-04-20 12:23 ` mika dot fischer at kit dot edu
2010-04-20 15:38 ` jakub at gcc dot gnu dot org
2010-04-21 14:01 ` jakub at gcc dot gnu dot org [this message]
2010-04-21 14:01 ` jakub at gcc dot gnu dot org
2010-04-21 14:06 ` jakub at gcc dot gnu dot org
2010-04-21 14:07 ` jakub at gcc dot gnu dot org
2010-04-21 14:23 ` mika dot fischer at kit dot edu
2010-04-23 14:17 ` singler at kit dot edu
2010-04-30 8:53 ` jakub at gcc dot gnu dot org
2010-07-02 1:39 ` solar-gcc at openwall dot com
2010-07-30 14:00 ` johnfb at mail dot utexas dot edu
2010-08-13 15:48 ` singler at kit dot edu
2010-08-24 11:07 ` solar-gcc at openwall dot com
2010-08-24 11:41 ` jakub at gcc dot gnu dot org
2010-08-24 12:18 ` solar-gcc at openwall dot com
2010-08-30 8:41 ` singler at kit dot edu
2010-09-01 16:38 ` jakub at gcc dot gnu dot org
2010-09-05 11:37 ` solar-gcc at openwall dot com
[not found] <bug-43706-4@http.gcc.gnu.org/bugzilla/>
2010-11-09 16:33 ` solar-gcc at openwall dot com
2010-11-12 8:21 ` singler at kit dot edu
2010-11-12 11:44 ` solar-gcc at openwall dot com
2010-11-15 9:14 ` singler at kit dot edu
2010-12-02 14:31 ` jakub at gcc dot gnu.org
2010-12-16 13:03 ` rguenth at gcc dot gnu.org
2012-01-12 20:34 ` pinskia at gcc dot gnu.org
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