From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from d03relay04.boulder.ibm.com (d03relay04.boulder.ibm.com [9.17.195.106]) by e35.co.us.ibm.com (8.13.8/8.13.8) with ESMTP id lB4J3Afp018933 for ; Tue, 4 Dec 2007 14:03:10 -0500 Received: from d03av02.boulder.ibm.com (d03av02.boulder.ibm.com [9.17.195.168]) by d03relay04.boulder.ibm.com (8.13.8/8.13.8/NCO v8.7) with ESMTP id lB4J3Amp082320 for ; Tue, 4 Dec 2007 12:03:10 -0700 Received: from d03av02.boulder.ibm.com (loopback [127.0.0.1]) by d03av02.boulder.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id lB4J39R7022339 for ; Tue, 4 Dec 2007 12:03:10 -0700 Message-ID: <4755A460.7060005@linux.vnet.ibm.com> Date: Wed, 05 Dec 2007 00:32:56 +0530 From: Balbir Singh Reply-To: balbir@linux.vnet.ibm.com MIME-Version: 1.0 Subject: Re: [RFC][for -mm] memory controller enhancements for reclaiming take2 [4/8] possible race fix in res_counter References: <20071203183355.0061ddeb.kamezawa.hiroyu@jp.fujitsu.com> <20071203183809.4b83397c.kamezawa.hiroyu@jp.fujitsu.com> In-Reply-To: <20071203183809.4b83397c.kamezawa.hiroyu@jp.fujitsu.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: KAMEZAWA Hiroyuki Cc: "linux-mm@kvack.org" , "containers@lists.osdl.org" , Andrew Morton , "yamamoto@valinux.co.jp" , "riel@redhat.com" , xemul@openvz.org List-ID: KAMEZAWA Hiroyuki wrote: > spinlock is necessary when someone changes res->counter value. > splited out from YAMAMOTO's background page reclaim for memory cgroup set. > > Changelog v1 -> v2: > - fixed type of "flags". > > > Signed-off-by: KAMEZAWA Hiroyuki > From: YAMAMOTO Takashi Looks sane to me Acked-by: Balbir Singh -- Warm Regards, Balbir Singh Linux Technology Center IBM, ISTL -- 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