[Intel-gfx] [PATCH 08/21] drm/i915: Make shrink/unshrink be atomic

[Matthew Auld]

On Mon, 2 Sep 2019 at 05:03, Chris Wilson <chris at chris-wilson.co.uk> wrote:
>
> Add an atomic counter and always take the spinlock around the pin/unpin
> events, so that we can perform the list manipulation concurrently.
>
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
Reviewed-by: Matthew Auld <matthew.auld at intel.com>