From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from d28relay02.in.ibm.com (d28relay02.in.ibm.com [9.184.220.59]) by e28smtp01.in.ibm.com (8.13.1/8.13.1) with ESMTP id mAB6ONTm013727 for ; Tue, 11 Nov 2008 11:54:23 +0530 Received: from d28av05.in.ibm.com (d28av05.in.ibm.com [9.184.220.67]) by d28relay02.in.ibm.com (8.13.8/8.13.8/NCO v9.1) with ESMTP id mAB6O8tV3412036 for ; Tue, 11 Nov 2008 11:54:08 +0530 Received: from d28av05.in.ibm.com (loopback [127.0.0.1]) by d28av05.in.ibm.com (8.13.1/8.13.3) with ESMTP id mAB6OMgV022571 for ; Tue, 11 Nov 2008 17:24:23 +1100 Message-ID: <49192510.3060603@linux.vnet.ibm.com> Date: Tue, 11 Nov 2008 11:54:16 +0530 From: Balbir Singh Reply-To: balbir@linux.vnet.ibm.com MIME-Version: 1.0 Subject: Re: [RFC][mm] [PATCH 3/4] Memory cgroup hierarchical reclaim (v2) References: <20081108091009.32236.26177.sendpatchset@localhost.localdomain> <20081108091100.32236.89666.sendpatchset@localhost.localdomain> <20081111120607.5ffe8a9c.kamezawa.hiroyu@jp.fujitsu.com> <49190E5F.2050109@linux.vnet.ibm.com> <20081111140113.fc24d317.kamezawa.hiroyu@jp.fujitsu.com> In-Reply-To: <20081111140113.fc24d317.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, YAMAMOTO Takashi , Paul Menage , lizf@cn.fujitsu.com, linux-kernel@vger.kernel.org, Nick Piggin , David Rientjes , Pavel Emelianov , Dhaval Giani , Andrew Morton List-ID: KAMEZAWA Hiroyuki wrote: >> > please see mem+swap controller's refcnt-to-memcg for delaying free of memcg. > it will be a hint. > I'll integrate with those patches later. I see a memcg->swapref, but we don't need to delay deletion for last_scanned_child, we need to make sure that the parent does not have any invalid entries. -- Balbir -- 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