[Intel-gfx] [PATCH 06/13] drm/i915: detect hang using per ring hangcheck_score

[Chris Wilson]

On Tue, Feb 26, 2013 at 01:05:09PM +0200, Mika Kuoppala wrote:
> Add per ring score of possible culprit for gpu hang. If
> ring is busy and not waiting, it will get the highest score
> across calls to i915_hangcheck_elapsed. This way we are
> most likely to find the ring that caused the hang among
> the waiting ones.

I think you want to incorporate
https://patchwork.kernel.org/patch/1958381/
into this series as it addresses one case of many waiters, none guilty.
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre