From mboxrd@z Thu Jan  1 00:00:00 1970
From: Daniel Vetter <daniel@ffwll.ch>
Subject: Re: [PATCH] drm/i915: enable semaphores on gen6 if dmar
 is not active
Date: Fri, 27 Apr 2012 19:54:59 +0200
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To: Andrew Lutomirski <luto@mit.edu>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>, Intel Graphics Development <intel-gfx@lists.freedesktop.org>, DRI Development <dri-devel@lists.freedesktop.org>
List-Id: intel-gfx@lists.freedesktop.org

On Tue, Apr 17, 2012 at 11:31:00AM +0200, Daniel Vetter wrote:
> On Tue, Apr 03, 2012 at 12:32:05AM +0200, Daniel Vetter wrote:
> > On Mon, Apr 02, 2012 at 02:44:14PM -0700, Andrew Lutomirski wrote:
> > > On Mon, Apr 2, 2012 at 1:52 PM, Daniel Vetter <daniel@ffwll.ch> wrote:
> > > > On Mon, Apr 02, 2012 at 01:45:39PM -0700, Andrew Lutomirski wrote:
> > > I've had a hard time reproducing the problems lately.  The
> > > unconditional instant hard hang went away a few months ago, I think.
> > > I'll give it another shot when I get home to that machine.
> > 
> > Well, I've managed to kill my machine shortly after login with semaphores,
> > rc6 and dmar enabled. It hasn't died in the same configuration after a few
> > hours of light usage (in my case that seems to be the best killer) with
> > dmar disabled for just the gpu.
> > 
> > So if you can give your machine some serious beating with the different
> > options, that's really great.
> 
> Do you already have some preliminary results or has your machine not yet
> died with this patch applied?

Ping?
-Daniel
-- 
Daniel Vetter
Mail: daniel@ffwll.ch
Mobile: +41 (0)79 365 57 48