From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail190.messagelabs.com (mail190.messagelabs.com [216.82.249.51]) by kanga.kvack.org (Postfix) with SMTP id C8C948D0017 for ; Mon, 15 Nov 2010 02:09:44 -0500 (EST) Received: from m5.gw.fujitsu.co.jp ([10.0.50.75]) by fgwmail7.fujitsu.co.jp (Fujitsu Gateway) with ESMTP id oAF79fHq003147 for (envelope-from kosaki.motohiro@jp.fujitsu.com); Mon, 15 Nov 2010 16:09:41 +0900 Received: from smail (m5 [127.0.0.1]) by outgoing.m5.gw.fujitsu.co.jp (Postfix) with ESMTP id A99B845DE51 for ; Mon, 15 Nov 2010 16:09:41 +0900 (JST) Received: from s5.gw.fujitsu.co.jp (s5.gw.fujitsu.co.jp [10.0.50.95]) by m5.gw.fujitsu.co.jp (Postfix) with ESMTP id 8865745DE4F for ; Mon, 15 Nov 2010 16:09:41 +0900 (JST) Received: from s5.gw.fujitsu.co.jp (localhost.localdomain [127.0.0.1]) by s5.gw.fujitsu.co.jp (Postfix) with ESMTP id 72DFA1DB8038 for ; Mon, 15 Nov 2010 16:09:41 +0900 (JST) Received: from m107.s.css.fujitsu.com (m107.s.css.fujitsu.com [10.249.87.107]) by s5.gw.fujitsu.co.jp (Postfix) with ESMTP id 2AC0E1DB8043 for ; Mon, 15 Nov 2010 16:09:38 +0900 (JST) From: KOSAKI Motohiro Subject: Re: fadvise DONTNEED implementation (or lack thereof) In-Reply-To: References: <20101114140920.E013.A69D9226@jp.fujitsu.com> Message-Id: <20101115160413.BF0F.A69D9226@jp.fujitsu.com> MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit Date: Mon, 15 Nov 2010 16:09:37 +0900 (JST) Sender: owner-linux-mm@kvack.org To: Minchan Kim Cc: kosaki.motohiro@jp.fujitsu.com, Ben Gamari , linux-kernel@vger.kernel.org, rsync@lists.samba.org, linux-mm@kvack.org, Peter Zijlstra , Wu Fengguang List-ID: > > Because we have an alternative solution already. please try memcgroup :) > > I think memcg could be a solution of them but fundamental solution is > that we have to cure it in VM itself. > I feel it's absolutely absurd to enable and use memcg for amending it. > > I wonder what's the problem in Peter's patch 'drop behind'. > http://www.mail-archive.com/linux-kernel@vger.kernel.org/msg179576.html > > Could anyone tell me why it can't accept upstream? I don't know the reason. And this one looks reasonable to me. I'm curious the above patch solve rsync issue or not. Minchan, have you tested it yourself? -- 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/ . Fight unfair telecom policy in Canada: sign http://dissolvethecrtc.ca/ Don't email: email@kvack.org