[Intel-gfx] [PATCH 2/2] drm/i915: Remove completed fences after a wait

Matthew Auld matthew.william.auld at gmail.com
Fri Feb 17 13:47:57 UTC 2017


On 12 February 2017 at 21:53, Chris Wilson <chris at chris-wilson.co.uk> wrote:
> If we wait up on the full (i.e. all shared fences, or upon an exclusive fence)
s/up on/upon

> reservation object successfully, we know that all fences beneath it have
> been signaled, so long as no new fences were added whilst we slept. If the
> reservation_object remains the same, as detected by its seqcount, we can
> then reap all the fences upon completion.
>
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> Cc: Joonas Lahtinen <joonas.lahtinen at linux.intel.com>
Reviewed-by: Matthew Auld <matthew.auld at intel.com>


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