Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933430Ab2EYQMY (ORCPT ); Fri, 25 May 2012 12:12:24 -0400 Received: from mail-pb0-f46.google.com ([209.85.160.46]:35174 "EHLO mail-pb0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756530Ab2EYQMW (ORCPT ); Fri, 25 May 2012 12:12:22 -0400 From: Chen Baozi To: KAMEZAWA Hiroyuki Cc: cgroups@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Chen Baozi Subject: [PATCH] memcg: remove the unnecessary MEM_CGROUP_STAT_DATA Date: Fri, 25 May 2012 16:11:41 +0800 Message-Id: <1337933501-3985-1-git-send-email-baozich@gmail.com> X-Mailer: git-send-email 1.7.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1327 Lines: 38 Since MEM_CGROUP_ON_MOVE has been removed, it comes to be redudant to hold MEM_CGROUP_STAT_DATA to mark the end of data requires synchronization. Signed-off-by: Chen Baozi --- mm/memcontrol.c | 3 +-- 1 files changed, 1 insertions(+), 2 deletions(-) diff --git a/mm/memcontrol.c b/mm/memcontrol.c index f342778..446ca94 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -88,7 +88,6 @@ enum mem_cgroup_stat_index { MEM_CGROUP_STAT_RSS, /* # of pages charged as anon rss */ MEM_CGROUP_STAT_FILE_MAPPED, /* # of pages charged as file rss */ MEM_CGROUP_STAT_SWAPOUT, /* # of pages, swapped out */ - MEM_CGROUP_STAT_DATA, /* end of data requires synchronization */ MEM_CGROUP_STAT_NSTATS, }; @@ -2139,7 +2138,7 @@ static void mem_cgroup_drain_pcp_counter(struct mem_cgroup *memcg, int cpu) int i; spin_lock(&memcg->pcp_counter_lock); - for (i = 0; i < MEM_CGROUP_STAT_DATA; i++) { + for (i = 0; i < MEM_CGROUP_STAT_NSTATS; i++) { long x = per_cpu(memcg->stat->count[i], cpu); per_cpu(memcg->stat->count[i], cpu) = 0; -- 1.7.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/