Commit e5ad449b authored Jul 01, 2013 by Daniel Vetter Committed by Dave Airlie Jul 04, 2013

drm/mm: WARN for unclean mm takedown



The usual drm driver has tons of different drm_mm memory managers so the drm
error message in dmesg is pretty useless. WARN instead so that we have the full
backtrace.

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Ben Widawsky <ben@bwidawsk.net>
Signed-off-by: Dave Airlie <airlied@redhat.com>

parent 2c54b133

drivers/gpu/drm/drm_mm.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -697,8 +697,8 @@ void drm_mm_takedown(struct drm_mm * mm)
		{
		struct drm_mm_node entry, next;

		if (!list_empty(&mm->head_node.node_list)) {
		DRM_ERROR("Memory manager not clean. Delaying takedown\n");
		if (WARN(!list_empty(&mm->head_node.node_list),
		"Memory manager not clean. Delaying takedown\n")) {
		return;
		}