Re: workqueue code needing preemption disabled

From: Steven Rostedt
Date: Mon Mar 18 2013 - 14:35:52 EST

On Mon, 2013-03-18 at 11:26 -0700, Tejun Heo wrote:

> > Hmm, the issue is that a "use to be" idle thread got migrated, and is
> > now being woken up by another worker. What can cause an established
> > worker to migrate without HOTPLUG being active?
> It doesn't. I think it's trying to wakeup the idle_list head.

That definitely makes sense. I'll go and write up a patch.


-- Steve

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