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From: Andrew Watts <akwatts@ymail.com>
Subject: Re: [REGRESSION]: hibernate/sleep regression w/ bisection
Date: Tue, 22 Nov 2011 06:40:21 -0500
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To: Jerome Glisse <j.glisse@gmail.com>
Cc: Tejun Heo <tj@kernel.org>, Dmitry Torokhov <dmitry.torokhov@gmail.com>, linux-kernel@vger.kernel.org, linux-pm@lists.linux-foundation.org, David Airlie <airlied@linux.ie>, dri-devel@lists.freedesktop.org
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On Mon, Nov 21, 2011 at 04:29:23PM -0500, Jerome Glisse wrote:
> On Mon, Nov 21, 2011 at 4:09 PM, Tejun Heo <tj@kernel.org> wrote:
> >
> > Out of curiosity, did it get somewhere?
> >
> > Thanks.
> >
> > --
> > tejun
> >
> 
> Yeah i am pretty sure i know what's going wrong but there is no easy
> fix, there is a deadlock in the kernel when gem wait ioctl is call on
> scanout buffer and that a gpu reset happen
> 
> Cheers,
> Jerome

Tejun, I was about to send a similar email asking about this; many thanks
for sharing my interest.

Jerome, sounds encouraging that you think you know what the issue is. What
are the next steps? Please let me know how I can assist on my end (code 
validation, etc.).

~ Andy