Commit 338b2642 authored Jan 21, 2013 by Joonsoo Kim Committed by Pekka Enberg Apr 02, 2013

slub: add 'likely' macro to inc_slabs_node()



After boot phase, 'n' always exist.
So add 'likely' macro for helping compiler.

Acked-by: Christoph Lameter <cl@linux.com>
Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Signed-off-by: Pekka Enberg <penberg@kernel.org>

parent 633b0764

mm/slub.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1005,7 +1005,7 @@ static inline void inc_slabs_node(struct kmem_cache *s, int node, int objects)
		* dilemma by deferring the increment of the count during
		* bootstrap (see early_kmem_cache_node_alloc).
		*/
		if (n) {
		if (likely(n)) {
		atomic_long_inc(&n->nr_slabs);
		atomic_long_add(objects, &n->total_objects);
		}