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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>
This commit is contained in:
Daniel Vetter 2015-07-09 23:32:35 +02:00
parent 0630db4f7a
commit 8d77a9404e
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/drm_gem.c
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@ -766,7 +766,7 @@ drm_gem_object_free(struct kref *kref)
struct drm_gem_object *obj = (struct drm_gem_object *) kref; struct drm_gem_object *obj = (struct drm_gem_object *) kref;
struct drm_device *dev = obj->dev; 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) if (dev->driver->gem_free_object != NULL)
dev->driver->gem_free_object(obj); dev->driver->gem_free_object(obj);