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| author | Joonsoo Kim <iamjoonsoo.kim@lge.com> | 2013-01-21 09:01:27 +0100 |
|---|---|---|
| committer | Pekka Enberg <penberg@kernel.org> | 2013-04-02 08:42:17 +0200 |
| commit | 338b2642290ef3193229ece8cfc776ac4fe8869d (patch) | |
| tree | 4859bf45131f645f1845552a1ab33fdc4ea31af8 | |
| parent | slub: correct to calculate num of acquired objects in get_partial_node() (diff) | |
| download | linux-338b2642290ef3193229ece8cfc776ac4fe8869d.tar.xz linux-338b2642290ef3193229ece8cfc776ac4fe8869d.zip | |
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>
| -rw-r--r-- | mm/slub.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/slub.c b/mm/slub.c index 8f73593d4f21..21b3f004f614 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -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); } |