From: Peter Zijlstra <peterz@infradead.org>
To: Tejun Heo <htejun@gmail.com>
Cc: Steven Rostedt <rostedt@goodmis.org>,
LKML <linux-kernel@vger.kernel.org>,
Thomas Gleixner <tglx@linutronix.de>
Subject: Re: [PATCH] sched/kthread: Complain loudly when others violate our flags
Date: Fri, 30 Sep 2011 11:29:57 +0200 [thread overview]
Message-ID: <1317374997.19415.16.camel@twins> (raw)
In-Reply-To: <20110930041424.GH10425@mtj.dyndns.org>
On Fri, 2011-09-30 at 10:34 +0200, Peter Zijlstra wrote:
> Introduce a new WQ_NON_AFFINE flag that indicates a per-cpu workqueue
> will not respect cpu affinity and use this to migrate all its pending
> works to whatever cpu is doing cpu-down.
Forgot to mention, it will also dis-allow queue_work_on() usage for
these workqueues, since that API implies you actually care what cpu the
work runs on, which cannot be guaranteed.
next prev parent reply other threads:[~2011-09-30 9:30 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-09-27 21:17 Steven Rostedt
2011-09-28 0:22 ` Thomas Gleixner
2011-09-30 3:48 ` Tejun Heo
2011-09-30 4:05 ` Steven Rostedt
2011-09-30 4:14 ` Tejun Heo
2011-09-30 8:34 ` Peter Zijlstra
2011-09-30 8:55 ` Tejun Heo
2011-09-30 9:04 ` Peter Zijlstra
2011-10-03 1:15 ` Tejun Heo
2011-10-03 10:20 ` Peter Zijlstra
2011-10-07 1:40 ` Tejun Heo
2011-10-03 10:33 ` Peter Zijlstra
2011-10-03 13:43 ` Thomas Gleixner
2011-10-03 10:50 ` Peter Zijlstra
2011-09-30 9:23 ` Peter Zijlstra
2011-09-30 9:29 ` Peter Zijlstra [this message]
2011-09-30 9:27 ` Peter Zijlstra
2011-10-03 1:22 ` Tejun Heo
2011-09-30 3:55 ` Tejun Heo
2011-09-30 4:08 ` Steven Rostedt
2011-09-30 4:28 ` Tejun Heo
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