[Intel-gfx] [PATCH 1/2] drm/i915: Stop kicking the signaling thread on seqno wraparound

[Joonas Lahtinen]

On Tue, 2018-03-06 at 13:01 +0000, Chris Wilson wrote:
> Since commit fd10e2ce9905 ("drm/i915/breadcrumbs: Ignore unsubmitted
> signalers"), we cancel the signaler when retiring the request and so
> upon wraparound, where we wait for all requests to be retired, we no
> longer need to spin waiting for the signaling thread to release its
> references to the in-flight requests, and so we can assert that the
> signaler is idle.
> 
> References: fd10e2ce9905 ("drm/i915/breadcrumbs: Ignore unsubmitted signalers")
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> Cc: Joonas Lahtinen <joonas.lahtinen at linux.intel.com>


Reviewed-by: Joonas Lahtinen <joonas.lahtinen at linux.intel.com>

Regards, Joonas
-- 
Joonas Lahtinen
Open Source Technology Center
Intel Corporation