linux-kernel-rd

Replace Panfrost's custom memory shrinker with a common drm-shmem
memory shrinker.

Co-developed-by: Boris Brezillon <boris.brezillon@collabora.com>
Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
Signed-off-by: Dmitry Osipenko <dmitry.osipenko@collabora.com>