From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail203.messagelabs.com (mail203.messagelabs.com [216.82.254.243]) by kanga.kvack.org (Postfix) with SMTP id F20896B02A4 for ; Fri, 16 Jul 2010 06:13:36 -0400 (EDT) Received: from m4.gw.fujitsu.co.jp ([10.0.50.74]) by fgwmail5.fujitsu.co.jp (Fujitsu Gateway) with ESMTP id o6GADXvT006294 for (envelope-from kosaki.motohiro@jp.fujitsu.com); Fri, 16 Jul 2010 19:13:33 +0900 Received: from smail (m4 [127.0.0.1]) by outgoing.m4.gw.fujitsu.co.jp (Postfix) with ESMTP id 10B6F45DE6E for ; Fri, 16 Jul 2010 19:13:33 +0900 (JST) Received: from s4.gw.fujitsu.co.jp (s4.gw.fujitsu.co.jp [10.0.50.94]) by m4.gw.fujitsu.co.jp (Postfix) with ESMTP id E2D6045DE4D for ; Fri, 16 Jul 2010 19:13:32 +0900 (JST) Received: from s4.gw.fujitsu.co.jp (localhost.localdomain [127.0.0.1]) by s4.gw.fujitsu.co.jp (Postfix) with ESMTP id B58AFEF8001 for ; Fri, 16 Jul 2010 19:13:32 +0900 (JST) Received: from m108.s.css.fujitsu.com (m108.s.css.fujitsu.com [10.249.87.108]) by s4.gw.fujitsu.co.jp (Postfix) with ESMTP id 6CE861DB803A for ; Fri, 16 Jul 2010 19:13:32 +0900 (JST) From: KOSAKI Motohiro Subject: [PATCH 1/7] memcg: sc.nr_to_reclaim should be initialized 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 Date: Fri, 16 Jul 2010 19:13:31 +0900 (JST) Sender: owner-linux-mm@kvack.org To: LKML , linux-mm , Andrew Morton , Mel Gorman , KAMEZAWA Hiroyuki , Nishimura Daisuke Cc: kosaki.motohiro@jp.fujitsu.com List-ID: 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, 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