Re: [PATCH 5/6] drm/i915/gt: Discard stale context state from across idling

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Quoting Chris Wilson (2019-12-30 16:01:11)
> Before we idle, on parking, we switch to the kernel context such that we
> have a scratch context loaded while the GPU idle, protecting any
> precious user state. Be paranoid and assume that the idle state may have
> been trashed, and reset the kernel_context image after idling.
> 
> Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
> Cc: Imre Deak <imre.deak@xxxxxxxxx>
Reviewed-by: Matthew Auld <matthew.auld@xxxxxxxxx>
-Chris
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