[Intel-gfx] [PATCH 2/7] drm/i915: Individual request cancellation

[Matthew Auld]

On Wed, 24 Mar 2021 at 12:13, Tvrtko Ursulin
<tvrtko.ursulin at linux.intel.com> wrote:
>
> From: Chris Wilson <chris at chris-wilson.co.uk>
>
> Currently, we cancel outstanding requests within a context when the
> context is closed. We may also want to cancel individual requests using
> the same graceful preemption mechanism.
>
> v2 (Tvrtko):
>  * Cancel waiters carefully considering no timeline lock and RCU.
>  * Fixed selftests.
>
> v3 (Tvrtko):
>  * Remove error propagation to waiters for now.
>
> v4 (Tvrtko):
>  * Rebase for extracted i915_request_active_engine. (Matt)
>
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
> Reviewed-by: Matthew Auld <matthew.auld at intel.com> # v3
Reviewed-by: Matthew Auld <matthew.auld at intel.com>