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>
diff --git a/mm/slub.c b/mm/slub.c
index 8f73593..21b3f00 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -1005,7 +1005,7 @@
* 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);
}