Commit bbb4d8d9 authored Oct 23, 2017 by Monk Liu Committed by Alex Deucher Oct 31, 2017

drm/ttm:fix memory leak due to individualize



after individualize we need manually call reservation_object_fini()
if all fences on resv signaled during test, otherwise kmemory leak

Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

parent a695e437

drivers/gpu/drm/ttm/ttm_bo.c

+4 −1

Original line number	Diff line number	Diff line
		@@ -457,8 +457,11 @@ static void ttm_bo_cleanup_refs_or_queue(struct ttm_buffer_object *bo)
		if (reservation_object_test_signaled_rcu(&bo->ttm_resv, true)) {
		ttm_bo_del_from_lru(bo);
		spin_unlock(&glob->lru_lock);
		if (bo->resv != &bo->ttm_resv)
		if (bo->resv != &bo->ttm_resv) {
		reservation_object_unlock(&bo->ttm_resv);
		reservation_object_fini(&bo->ttm_resv);
		}

		ttm_bo_cleanup_memtype_use(bo);
		return;
		}