[Intel-gfx] [PATCH 09/14] drm/i915: Remove check for conflicting relocation write-domains

Daniel Vetter daniel at ffwll.ch
Mon Dec 3 20:18:28 CET 2012


On Mon, Dec 03, 2012 at 11:49:07AM +0000, Chris Wilson wrote:
> Simply use the last write-domain set for the object in the batch,
> trusting userspace to have correctly flushed the caches between usage as
> a write target. This check dates back from the golden age of having only
> a single operation per batch with the kernel repeating it for each
> cliprect, and conflicts both with userspace trying to efficiently batch
> multiple operations and with reducing the kernel overhead of relocation
> processing.
> 
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>

This and the previous patch are merged to dinq, thanks.
-Daniel
-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch



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