Comment 340 for bug 1140716

(In reply to comment #67)
> (In reply to comment #61)
> > Created attachment 76448 [details]
> > i915_error_state (kernel 3.8.2 Fedora) with path (write mbox regs twice on
> > snb, v2)
> >
> > Any updates?
>
> Mikhail,
>
> Could you please try patch:
> [PATCH] drm/i915: Resurrect ring kicking for semaphores, selectively

Hm, seems better but problem still here

[59120.008798] [drm:i915_hangcheck_hung] *ERROR* Hangcheck timer elapsed... GPU hung
[59120.008802] [drm] capturing error event; look for more information in /debug/dri/0/i915_error_state
[59120.012173] [drm:kick_ring] *ERROR* Kicking stuck semaphore on render ring