(In reply to comment #53) > I've created a preliminary patch that fixes gtt related cache coherency > problems at least for my i855GM. Look here for instructions: > > http://bugs.freedesktop.org/show_bug.cgi?id=26345#c61 >
With your patch I get the above mentioned crash:
[drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer elapsed... GPU hung
after playing a video.
If no video is played, Xorg seems quite stable (this is the most stable driver/Xorg combination since introduction of KMS in kernels).
(In reply to comment #53) bugs.freedeskto p.org/show_ bug.cgi? id=26345# c61
> I've created a preliminary patch that fixes gtt related cache coherency
> problems at least for my i855GM. Look here for instructions:
>
> http://
>
With your patch I get the above mentioned crash:
[drm:i915_ hangcheck_ elapsed] *ERROR* Hangcheck timer elapsed... GPU hung
after playing a video.
If no video is played, Xorg seems quite stable (this is the most stable driver/Xorg combination since introduction of KMS in kernels).