From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932927AbbGVD4W (ORCPT ); Tue, 21 Jul 2015 23:56:22 -0400 Received: from imap.thunk.org ([74.207.234.97]:51534 "EHLO imap.thunk.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754399AbbGVD4U (ORCPT ); Tue, 21 Jul 2015 23:56:20 -0400 Date: Tue, 21 Jul 2015 23:56:09 -0400 From: "Theodore Ts'o" To: Tejun Heo Cc: axboe@kernel.dk, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, lizefan@huawei.com, cgroups@vger.kernel.org, hannes@cmpxchg.org, kernel-team@fb.com, adilger.kernel@dilger.ca, linux-ext4@vger.kernel.org Subject: Re: [PATCH 1/2] ext4: replace ext4_io_submit->io_op with ->io_wbc Message-ID: <20150722035609.GC2944@thunk.org> Mail-Followup-To: Theodore Ts'o , Tejun Heo , axboe@kernel.dk, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, lizefan@huawei.com, cgroups@vger.kernel.org, hannes@cmpxchg.org, kernel-team@fb.com, adilger.kernel@dilger.ca, linux-ext4@vger.kernel.org References: <1434495193-31182-1-git-send-email-tj@kernel.org> <1434495193-31182-2-git-send-email-tj@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1434495193-31182-2-git-send-email-tj@kernel.org> User-Agent: Mutt/1.5.23 (2014-03-12) X-SA-Exim-Connect-IP: X-SA-Exim-Mail-From: tytso@thunk.org X-SA-Exim-Scanned: No (on imap.thunk.org); SAEximRunCond expanded to false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jun 16, 2015 at 06:53:12PM -0400, Tejun Heo wrote: > ext4_io_submit_init() takes the pointer to writeback_control to test > its sync_mode and determine between WRITE and WRITE_SYNC and records > the result in ->io_op. This patch makes it record the pointer > directly and moves the test to ext4_io_submit(). > > This doesn't cause any noticeable differences now but having > writeback_control available throughout IO submission path will be > depended upon by the planned cgroup writeback support. > > Signed-off-by: Tejun Heo > Cc: "Theodore Ts'o" > Cc: Andreas Dilger > Cc: linux-ext4@vger.kernel.org Thanks, applied. - Ted