[Intel-gfx] [PATCH 2/4] drm/i915: Let hangcheck score decay faster than loop increment

[Chris Wilson]

On Mon, Nov 30, 2015 at 06:53:07PM +0200, Mika Kuoppala wrote:
> We decay hangcheck score, instead of setting it to zero,
> when seqno moves forward. This was added as mechanism to
> detect batches full of invalid waits.

And slow DoS. So no.
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre