[Intel-gfx] [PATCH] drm/i915/selftests: Lock the drm_mm as we search

[Matthew Auld]

On Tue, 28 Jan 2020 at 18:35, Chris Wilson <chris at chris-wilson.co.uk> wrote:
>
> Hold onto the vm->mutex (to lock the drm_mm) to ensure that the rbtree
> is table as we search it for our scratch node.
>
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
Reviewed-by: Matthew Auld <matthew.auld at intel.com>