From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx111.postini.com [74.125.245.111]) by kanga.kvack.org (Postfix) with SMTP id 8FFA06B0009 for ; Mon, 21 Jan 2013 03:01:35 -0500 (EST) From: Joonsoo Kim Subject: [PATCH v2 3/3] slub: add 'likely' macro to inc_slabs_node() Date: Mon, 21 Jan 2013 17:01:27 +0900 Message-Id: <1358755287-3899-3-git-send-email-iamjoonsoo.kim@lge.com> In-Reply-To: <1358755287-3899-1-git-send-email-iamjoonsoo.kim@lge.com> References: <1358755287-3899-1-git-send-email-iamjoonsoo.kim@lge.com> Sender: owner-linux-mm@kvack.org List-ID: To: Pekka Enberg Cc: Christoph Lameter , js1304@gmail.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Joonsoo Kim After boot phase, 'n' always exist. So add 'likely' macro for helping compiler. Acked-by: Christoph Lameter Signed-off-by: Joonsoo Kim diff --git a/mm/slub.c b/mm/slub.c index 8b95364..ddbd401 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); } -- 1.7.9.5 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org