Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1763346AbXHFKmT (ORCPT ); Mon, 6 Aug 2007 06:42:19 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751669AbXHFKmI (ORCPT ); Mon, 6 Aug 2007 06:42:08 -0400 Received: from one.firstfloor.org ([213.235.205.2]:49368 "EHLO one.firstfloor.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752444AbXHFKmI (ORCPT ); Mon, 6 Aug 2007 06:42:08 -0400 Date: Mon, 6 Aug 2007 12:42:06 +0200 From: Andi Kleen To: Christoph Hellwig , Andi Kleen , Ingo Molnar , Linus Torvalds , Peter Zijlstra , linux-mm@kvack.org, linux-kernel@vger.kernel.org, miklos@szeredi.hu, akpm@linux-foundation.org, neilb@suse.de, dgc@sgi.com, tomoki.sekiyama.qu@hitachi.com, nikita@clusterfs.com, trond.myklebust@fys.uio.no, yingchao.zhou@gmail.com, richard@rsk.demon.co.uk Subject: Re: [PATCH 00/23] per device dirty throttling -v8 Message-ID: <20070806104206.GB16133@one.firstfloor.org> References: <20070803123712.987126000@chello.nl> <20070804063217.GA25069@elte.hu> <20070804070737.GA940@elte.hu> <20070804103347.GA1956@elte.hu> <20070804163733.GA31001@elte.hu> <20070805204112.GC25107@infradead.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20070805204112.GC25107@infradead.org> User-Agent: Mutt/1.4.2.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 767 Lines: 17 On Sun, Aug 05, 2007 at 09:41:12PM +0100, Christoph Hellwig wrote: > On Sun, Aug 05, 2007 at 02:26:53AM +0200, Andi Kleen wrote: > > I always thought the right solution would be to just sync atime only > > very very lazily. This means if a inode is only dirty because of an > > atime update put it on a "only write out when there is nothing to do > > or the memory is really needed" list. > > Which is the policy I implemented for XFS a while ago. How would that work? I didn't think XFS had separate inode lists. -Andi - 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/