From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx159.postini.com [74.125.245.159]) by kanga.kvack.org (Postfix) with SMTP id E19586B0032 for ; Thu, 11 Jul 2013 20:24:48 -0400 (EDT) Message-ID: <51DF4C94.3060103@asianux.com> Date: Fri, 12 Jul 2013 08:23:48 +0800 From: Chen Gang MIME-Version: 1.0 Subject: [PATCH v2] mm/slub.c: remove 'per_cpu' which is useless variable References: <51DA734B.4060608@asianux.com> <51DE549F.9070505@kernel.org> <51DE55C9.1060908@asianux.com> <0000013fce9f5b32-7d62f3c5-bb35-4dd9-ab19-d72bae4b5bdc-000000@email.amazonses.com> <51DEF935.4040804@kernel.org> <0000013fcf608df8-457e2029-51f9-4e49-9992-bf399a97d953-000000@email.amazonses.com> <51DF4540.8060700@asianux.com> In-Reply-To: <51DF4540.8060700@asianux.com> Content-Type: text/plain; charset=GB2312 Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Christoph Lameter Cc: Pekka Enberg , mpm@selenic.com, linux-mm@kvack.org, Andrew Morton Remove 'per_cpu', since it is useless now after the patch: "205ab99 slub: Update statistics handling for variable order slabs". And the partial list is handled in the same way as the per cpu slab. Signed-off-by: Chen Gang --- mm/slub.c | 6 +----- 1 files changed, 1 insertions(+), 5 deletions(-) diff --git a/mm/slub.c b/mm/slub.c index 2b02d66..c94a03f 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -4271,12 +4271,10 @@ static ssize_t show_slab_objects(struct kmem_cache *s, int node; int x; unsigned long *nodes; - unsigned long *per_cpu; - nodes = kzalloc(2 * sizeof(unsigned long) * nr_node_ids, GFP_KERNEL); + nodes = kzalloc(sizeof(unsigned long) * nr_node_ids, GFP_KERNEL); if (!nodes) return -ENOMEM; - per_cpu = nodes + nr_node_ids; if (flags & SO_CPU) { int cpu; @@ -4307,8 +4305,6 @@ static ssize_t show_slab_objects(struct kmem_cache *s, total += x; nodes[node] += x; } - - per_cpu[node]++; } } -- 1.7.7.6 -- 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