Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261359AbVE2RhP (ORCPT ); Sun, 29 May 2005 13:37:15 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261361AbVE2RhP (ORCPT ); Sun, 29 May 2005 13:37:15 -0400 Received: from mail.dvmed.net ([216.237.124.58]:39143 "EHLO mail.dvmed.net") by vger.kernel.org with ESMTP id S261359AbVE2RhL (ORCPT ); Sun, 29 May 2005 13:37:11 -0400 Message-ID: <4299FDBE.8080806@pobox.com> Date: Sun, 29 May 2005 13:37:02 -0400 From: Jeff Garzik User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.7.6) Gecko/20050328 Fedora/1.7.6-1.2.5 X-Accept-Language: en-us, en MIME-Version: 1.0 To: Tejun Heo CC: axboe@suse.de, James.Bottomley@steeleye.com, bzolnier@gmail.com, linux-kernel@vger.kernel.org Subject: Re: [PATCH Linux 2.6.12-rc5-mm1 00/06] blk: barrier flushing reimplementation References: <20050529042034.5FF4CF1C@htj.dyndns.org> In-Reply-To: <20050529042034.5FF4CF1C@htj.dyndns.org> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Score: 0.0 (/) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 853 Lines: 24 Tejun Heo wrote: > 05_blk_scsi_turn_on_flushing_by_default.patch > : turn on QUEUE_ORDERED_FLUSH by default if ordered tag isn't supported > > As flushing can now be used by devices which only support > simple tags, there's no need to use > Scsi_Host_Template->ordered_flush to enable it selectively. > This patch removes ->ordered_flush and enables flushing > implicitly when ordered tag isn't supported. If the device > doesn't support flushing, it can just return -EOPNOTSUPP for > flush requests. blk layer will switch to QUEUE_OREDERED_NONE > automatically. This is rather nice... Jeff - 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/