Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752929Ab0G2F04 (ORCPT ); Thu, 29 Jul 2010 01:26:56 -0400 Received: from fgwmail7.fujitsu.co.jp ([192.51.44.37]:54880 "EHLO fgwmail7.fujitsu.co.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750845Ab0G2F0y (ORCPT ); Thu, 29 Jul 2010 01:26:54 -0400 X-SecurityPolicyCheck-FJ: OK by FujitsuOutboundMailChecker v1.3.1 From: KOSAKI Motohiro To: LKML , linux-mm , Andrew Morton , KAMEZAWA Hiroyuki , Nishimura Daisuke , Balbir Singh Subject: [PATCH 1/5] memcg: sc.nr_to_reclaim should be initialized Cc: kosaki.motohiro@jp.fujitsu.com In-Reply-To: <20100729140700.4AA2.A69D9226@jp.fujitsu.com> References: <20100729140700.4AA2.A69D9226@jp.fujitsu.com> Message-Id: <20100729142600.4AA8.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: Thu, 29 Jul 2010 14:26:52 +0900 (JST) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1074 Lines: 35 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 Acked-by: KAMEZAWA Hiroyuki Acked-by: Mel Gorman --- mm/vmscan.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/mm/vmscan.c b/mm/vmscan.c index c691967..224184f 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -1935,6 +1935,7 @@ 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/