[Intel-gfx] [PATCH 16/21] drm/i915: Retire requests before disabling pagefaults

Daniel Vetter daniel at ffwll.ch
Sat Apr 16 15:44:57 CEST 2011


On Sat, Apr 16, 2011 at 10:17:40AM +0100, Chris Wilson wrote:
> As we cannot wait upon an object to be released by the GPU once we have
> disabled pagefaults, process any pending retirements first in the hope
> that we move any potential relocations off the active list.

I have a hard time believing how one could emit relocs to active objects
... I suspect it is partially a cache thing: Retire stuff while the
gem_objects are sitting in L1 cache anyway can't hurt. So

Reviewed-by: Daniel Vetter <daniel.vetter at ffwll.ch>
-- 
Daniel Vetter
Mail: daniel at ffwll.ch
Mobile: +41 (0)79 365 57 48



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