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authorThomas Hellstrom <thellstrom@vmware.com>2010-11-16 15:21:08 +0100
committerDave Airlie <airlied@redhat.com>2010-11-22 13:25:14 +1000
commit2357cbe5f4ca8a52329c2c2a26b68839870d5d43 (patch)
tree02bb29fd294a6855018814d0ce4e6f659f4ef5a5 /drivers/gpu/drm
parentecf7ace9a8450303a987aa8364e53860cd50e554 (diff)
drm/ttm: Use kref_sub instead of repeatedly calling kref_put
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm')
-rw-r--r--drivers/gpu/drm/ttm/ttm_bo.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index a586378b1b2..9ef893d5da8 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -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,