From: Ingo Molnar <mingo@elte.hu>
To: David Rientjes <rientjes@google.com>
Cc: Peter Zijlstra <peterz@infradead.org>,
Paul Menage <menage@google.com>, Paul Jackson <pj@sgi.com>,
linux-kernel@vger.kernel.org
Subject: Re: [patch] sched: prevent bound kthreads from changing cpus_allowed
Date: Tue, 10 Jun 2008 12:28:58 +0200 [thread overview]
Message-ID: <20080610102858.GE19136@elte.hu> (raw)
In-Reply-To: <alpine.DEB.1.10.0806051255500.31157@chino.kir.corp.google.com>
* David Rientjes <rientjes@google.com> wrote:
> Kthreads that have called kthread_bind() are bound to specific cpus,
> so other tasks should not be able to change their cpus_allowed from
> under them. Otherwise, it is possible to move kthreads, such as the
> migration or software watchdog threads, so they are not allowed access
> to the cpu they work on.
applied to tip/sched-devel, thanks David.
Ingo
next prev parent reply other threads:[~2008-06-10 10:29 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-06-05 19:57 [patch] sched: prevent bound kthreads from changing cpus_allowed David Rientjes
2008-06-05 20:29 ` Paul Jackson
2008-06-05 21:12 ` David Rientjes
2008-06-09 20:59 ` Max Krasnyanskiy
2008-06-09 22:07 ` David Rientjes
2008-06-10 4:23 ` Max Krasnyansky
2008-06-10 17:04 ` David Rientjes
2008-06-10 16:30 ` cpusets and kthreads, inconsistent behaviour Max Krasnyansky
2008-06-10 18:47 ` David Rientjes
2008-06-10 20:44 ` Max Krasnyansky
2008-06-10 20:54 ` David Rientjes
2008-06-10 21:15 ` Max Krasnyansky
2008-06-10 6:44 ` [patch] sched: prevent bound kthreads from changing cpus_allowed Peter Zijlstra
2008-06-10 15:38 ` Max Krasnyansky
2008-06-10 17:00 ` Oleg Nesterov
2008-06-10 17:19 ` Peter Zijlstra
2008-06-10 20:24 ` workqueue cpu affinity Max Krasnyansky
2008-06-11 6:49 ` Peter Zijlstra
2008-06-11 19:02 ` Max Krasnyansky
2008-06-12 18:44 ` Peter Zijlstra
2008-06-12 19:10 ` Max Krasnyanskiy
2008-06-11 16:08 ` Oleg Nesterov
2008-06-11 19:21 ` Max Krasnyansky
2008-06-11 19:21 ` Max Krasnyansky
2008-06-12 16:35 ` Oleg Nesterov
2008-06-11 20:44 ` Max Krasnyansky
2008-06-10 18:00 ` [patch] sched: prevent bound kthreads from changing cpus_allowed Max Krasnyansky
2008-06-05 20:52 ` Daniel Walker
2008-06-05 21:47 ` Paul Jackson
2008-06-10 10:28 ` Ingo Molnar [this message]
2008-06-10 17:47 ` Oleg Nesterov
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