Commit 8d77a940 authored Jul 09, 2015 by Daniel Vetter

drm/gem: Be more friendly with locking checks



BUG_ON kills the driver, WARN_ON is much friendlier. And usually nothing
bad happens when the locking is slightly busted.

v2: Fix typos in commit message Thierry spotted.

Reviewed-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>

parent 0630db4f

drivers/gpu/drm/drm_gem.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -766,7 +766,7 @@ drm_gem_object_free(struct kref *kref)
		struct drm_gem_object obj = (struct drm_gem_object ) kref;
		struct drm_device *dev = obj->dev;

		BUG_ON(!mutex_is_locked(&dev->struct_mutex));
		WARN_ON(!mutex_is_locked(&dev->struct_mutex));

		if (dev->driver->gem_free_object != NULL)
		dev->driver->gem_free_object(obj);