Re: Help needed: Resume problems in 2.6.32-rc, perhaps related topreempt_count leakage in keventd

From: Mike Galbraith
Date: Mon Nov 09 2009 - 11:19:32 EST


On Mon, 2009-11-09 at 16:47 +0100, Rafael J. Wysocki wrote:
> On Monday 09 November 2009, Mike Galbraith wrote:

> > > Very likely. What did you do to fix it?
> >
> > You don't really wanna know. In 31 with newidle enabled, the below
> > fixed it. It won't fix 32, though it might cure the resume problem.
>
> OK, I'll give it a try.

I just tried to trigger badness via high speed online/offline combined
with taskset with CONFIG_PREEMPT enabled, and couldn't make it explode.

(damn, wish i could s2ram this box)

-Mike

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