[Intel-gfx] [PATCH 3/6] drm/i915: Use request retirement as context progress

[Chris Wilson]

On Wed, Nov 16, 2016 at 05:20:31PM +0200, Mika Kuoppala wrote:
> As hangcheck score was removed, the active decay of score
> was removed also. This removed feature for hangcheck to detect
> if the gpu client was accidentally or maliciously causing intermittent
> hangs. Reinstate the scoring as a per context property, so that if
> one context starts to act unfavourably, ban it.
> 
> v2: ban_period_secs as a gate to score check (Chris)
> v3: decay in proper spot. scores as tunables (Chris)
> 
> Cc: Chris Wilson <chris at chris-wilson.co.uk>
> Signed-off-by: Mika Kuoppala <mika.kuoppala at intel.com>
Reviewed-by: Chris Wilson <chris at chris-wilson.co.uk>
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre