[git pull] drm next tree

Stephen Clark sclark46 at earthlink.net
Wed Mar 23 05:21:53 PDT 2011

On 03/22/2011 10:19 PM, Linus Torvalds wrote:
> So I had  hoped - yes, very naïve of me, I know - that this merge
> window would be different.
> But it's not.
> On Wed, Mar 16, 2011 at 9:09 PM, Dave Airlie<airlied at linux.ie>  wrote:
>> i915: big 855 fix, lots of output setup refactoring, lots of misc fixes.
> .. and apparently a lot of breakage too. My crappy laptop that I abuse
> for travel is - once more - broken by the updates. I cannot suspend
> and resume, because every resume seems to fail.
> One of the more useful failures was:
> [   61.656055] [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer
> elapsed... GPU hung
> [   61.656079] [drm] capturing error event; look for more information
> in /debug/dri/0/i915_error_state
> [   61.664387] [drm:i915_wait_request] *ERROR* i915_wait_request
> returns -11 (awaiting 2 at 0, next 3)
> and I'm attaching the error_state file from that particular case here.
> In other cases it seems to just hang entirely.
> Keith/Jesse/Chris - I don't know that it's i915, and it will take
> forever to bisect (I'll try). But it does seem pretty likely.
>                               Linus
Why can't the gpu be reset/restarted when this happens? When a nic card 
gets hung it is reinitialized
and restarted why not the gpu?


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