Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Thu, 4 Jul 2002 04:57:53 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Thu, 4 Jul 2002 04:57:52 -0400 Received: from ns.virtualhost.dk ([195.184.98.160]:59815 "EHLO virtualhost.dk") by vger.kernel.org with ESMTP id ; Thu, 4 Jul 2002 04:57:51 -0400 Date: Thu, 4 Jul 2002 11:00:10 +0200 From: Jens Axboe To: Joe Thornber Cc: Andrew Morton , Neil Brown , linux-lvm@sistina.com, linux-kernel@vger.kernel.org Subject: Re: [linux-lvm] LVM2 modifies the buffer_head struct? Message-ID: <20020704090010.GB6204@suse.de> References: <20020702141702.GA9769@fib011235813.fsnet.co.uk> <20020703100838.GH14097@suse.de> <20020703120124.GB615@fib011235813.fsnet.co.uk> <20020703121024.GC21568@suse.de> <15651.54044.557070.109158@notabene.cse.unsw.edu.au> <20020704075830.GQ21568@suse.de> <3D2409FA.44E88C1D@zip.com.au> <20020704083941.GA6204@suse.de> <20020704085735.GA1175@fib011235813.fsnet.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20020704085735.GA1175@fib011235813.fsnet.co.uk> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 700 Lines: 21 On Thu, Jul 04 2002, Joe Thornber wrote: > On Thu, Jul 04, 2002 at 10:39:41AM +0200, Jens Axboe wrote: > > Which just means that device mapper needs to do the stacking properly, > > EOD. > > You don't think it does it properly ATM ? Well as I said, it's in the grey zone. If you look at stacking from a submission and end_io point of view, then yes it works. Anywhere in between, no it doesn't. See my previous mails in this thread :-) -- Jens Axboe - 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/