From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755262Ab0IJXgA (ORCPT ); Fri, 10 Sep 2010 19:36:00 -0400 Received: from hera.kernel.org ([140.211.167.34]:54932 "EHLO hera.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753841Ab0IJXf7 (ORCPT ); Fri, 10 Sep 2010 19:35:59 -0400 Message-ID: <4C8AC0F5.5080206@kernel.org> Date: Sat, 11 Sep 2010 01:36:21 +0200 From: Tejun Heo User-Agent: Mozilla/5.0 (X11; U; Linux i686 (x86_64); en-US; rv:1.9.2.9) Gecko/20100825 Lightning/1.0b2 Thunderbird/3.1.3 MIME-Version: 1.0 To: Mikulas Patocka CC: Mike Snitzer , agk@redhat.com, jaxboe@fusionio.com, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-scsi@vger.kernel.org, linux-ide@vger.kernel.org, linux-raid@vger.kernel.org, dm-devel@redhat.com, hch@lst.de, konishi.ryusuke@lab.ntt.co.jp, James.Bottomley@suse.de, tytso@mit.edu, chris.mason@oracle.com, swhiteho@redhat.com, vst@vlnb.net, jack@suse.cz, rwheeler@redhat.com, hare@suse.de, neilb@suse.de, rusty@rustcorp.com.au, mst@redhat.com, k-ueda@ct.jp.nec.com Subject: Re: [PATCH 23/41] dm: implement REQ_FLUSH/FUA support for bio-based dm References: <1283509796-1510-1-git-send-email-tj@kernel.org> <1283509796-1510-24-git-send-email-tj@kernel.org> <20100910184652.GA24470@redhat.com> <20100910192403.GA24582@redhat.com> In-Reply-To: X-Enigmail-Version: 1.1.1 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.2.3 (hera.kernel.org [127.0.0.1]); Fri, 10 Sep 2010 23:35:25 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 09/10/2010 10:06 PM, Mikulas Patocka wrote: > But I have my work rules that I learned: I use no git kernels and no > external patches (except Alasdair's patchset that I want to test). I only > use -rc or final kernels. I need a stable computer --- I don't want to > solve problems like "does it crash because I pulled something or does it > crash because I made a bug in my code?" So, put that into 2.6.37-rc1 and > I'll optimize flushes in dm for -rc2 or -rc3. Alright, I'm sorry but this is as far as I would go for dm conversion patches. If you wanna split it further or do it your way, please feel free to. I think it would be beneficial to do things now but, hey, you guys are maintaining dm part of the kernel, so it's up to you guys. But, I think it would be silly for everyone else to wait for the rather special requirement for dm, so if we have to go forward without dm updates, I suppose we will have to. Jens, please feel free to drop dm conversion patches. Thanks. -- tejun