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Commit 2357cbe5 authored by Thomas Hellstrom's avatar Thomas Hellstrom Committed by Dave Airlie
Browse files

drm/ttm: Use kref_sub instead of repeatedly calling kref_put 



Signed-off-by: default avatarThomas Hellstrom <thellstrom@vmware.com>
Signed-off-by: default avatarDave Airlie <airlied@redhat.com>
parent ecf7ace9

drivers/gpu/drm/ttm/ttm_bo.c

+2 −4
Original line number Diff line number Diff line
@@ -266,10 +266,8 @@ static void ttm_bo_ref_bug(struct kref *list_kref) 
void ttm_bo_list_ref_sub(struct ttm_buffer_object *bo, int count,

			 bool never_free)

{

	while (count--)

		kref_put(&bo->list_kref,

			 (never_free || (count >= 0)) ? ttm_bo_ref_bug :

			 ttm_bo_release_list);

	kref_sub(&bo->list_kref, count,

		 (never_free) ? ttm_bo_ref_bug : ttm_bo_release_list);

}



int ttm_bo_reserve(struct ttm_buffer_object *bo,