Re: [PATCH v2 08/11] drm/i915/execlists: Keep request->priority for its lifetime

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Quoting Chris Wilson (2017-09-28 10:31:00)
> Quoting Michał Winiarski (2017-09-28 10:14:47)
> > Please, add the same behavior to GuC submission path.
> 
> Why?

To expand on this, there is a large negative cost in removing the
dfs optimisation. What benefit does it bring to the execution when there
is no preemption? Afaict, none.
-Chris
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