[Intel-gfx] [PATCH v3 05/37] drm/i915/region: support volatile objects

[Chris Wilson]

Quoting Matthew Auld (2019-08-09 23:26:11)
> Volatile objects are marked as DONTNEED while pinned, therefore once
> unpinned the backing store can be discarded.

> Signed-off-by: Matthew Auld <matthew.auld at intel.com>
> Signed-off-by: CQ Tang <cq.tang at intel.com>
> Cc: Joonas Lahtinen <joonas.lahtinen at linux.intel.com>
> Cc: Abdiel Janulgue <abdiel.janulgue at linux.intel.com>

I think that's quite a nice generalisation.
Reviewed-by: Chris Wilson <chris at chris-wilson.co.uk>
-Chris