Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964955Ab0GPKNi (ORCPT ); Fri, 16 Jul 2010 06:13:38 -0400 Received: from fgwmail7.fujitsu.co.jp ([192.51.44.37]:38648 "EHLO fgwmail7.fujitsu.co.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S964921Ab0GPKNh (ORCPT ); Fri, 16 Jul 2010 06:13:37 -0400 X-SecurityPolicyCheck-FJ: OK by FujitsuOutboundMailChecker v1.3.1 From: KOSAKI Motohiro To: LKML , linux-mm , Andrew Morton , Mel Gorman , KAMEZAWA Hiroyuki , Nishimura Daisuke Subject: [PATCH 1/7] memcg: sc.nr_to_reclaim should be initialized Cc: kosaki.motohiro@jp.fujitsu.com In-Reply-To: <20100716191006.7369.A69D9226@jp.fujitsu.com> References: <20100716191006.7369.A69D9226@jp.fujitsu.com> Message-Id: <20100716191256.736C.A69D9226@jp.fujitsu.com> MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-Mailer: Becky! ver. 2.50.07 [ja] Date: Fri, 16 Jul 2010 19:13:31 +0900 (JST) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 976 Lines: 33 Currently, mem_cgroup_shrink_node_zone() initialize sc.nr_to_reclaim as 0. It mean shrink_zone() only scan 32 pages and immediately return even if it doesn't reclaim any pages. This patch fixes it. Signed-off-by: KOSAKI Motohiro --- mm/vmscan.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/mm/vmscan.c b/mm/vmscan.c index 1691ad0..bd1d035 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -1932,6 +1932,7 @@ unsigned long mem_cgroup_shrink_node_zone(struct mem_cgroup *mem, struct zone *zone, int nid) { struct scan_control sc = { + .nr_to_reclaim = SWAP_CLUSTER_MAX, .may_writepage = !laptop_mode, .may_unmap = 1, .may_swap = !noswap, -- 1.6.5.2 -- 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/