From patchwork Mon Apr 6 19:58:38 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tejun Heo X-Patchwork-Id: 6164351 Return-Path: X-Original-To: patchwork-linux-fsdevel@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id A4E9E9F2EC for ; Mon, 6 Apr 2015 20:01:39 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id CAF50202EC for ; Mon, 6 Apr 2015 20:01:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DB2E020166 for ; Mon, 6 Apr 2015 20:01:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753698AbbDFUAw (ORCPT ); Mon, 6 Apr 2015 16:00:52 -0400 Received: from mail-qk0-f182.google.com ([209.85.220.182]:34768 "EHLO mail-qk0-f182.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753682AbbDFUAs (ORCPT ); Mon, 6 Apr 2015 16:00:48 -0400 Received: by qkgx75 with SMTP id x75so31102736qkg.1; Mon, 06 Apr 2015 13:00:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references; bh=Y4aYNQ1Buh7bgCEqFGm9JIWYwJ5CnKzv7xnmzB9pkTQ=; b=WegkvGTmGkkOzK1um6VPBh3ZQDV5vbER4As3oz/rggndk53u5U674rIQfVicpwB1uL XjTDajarI49larnT8CgdrdNpIIMtAVxq0F7ju77fvyYIiZW7X7ZyaXym8qQpDJZAYEO/ 5rFnN6IhA/Y0rDln6eHwQPaZP3QNF2+PI37r7U9EUVNkEidUr8OuVZzkCMBMrQVh3ikS fSOrxsg3H3wW72tnjGuzChGPPjHaV6/oU+J9QZn3ls7/2JaLAmVuHRByW+f087VB/ean BRSptCk4ClACf84hILGJ2jnPrTi5CiGP3a6UQvf6xiwH98iHyHhLwhVGN4104yhHBm8P JsRA== X-Received: by 10.55.41.195 with SMTP id p64mr13930993qkp.107.1428350447280; Mon, 06 Apr 2015 13:00:47 -0700 (PDT) Received: from htj.duckdns.org.lan (207-38-238-8.c3-0.wsd-ubr1.qens-wsd.ny.cable.rcn.com. [207.38.238.8]) by mx.google.com with ESMTPSA id z67sm3914418qgz.10.2015.04.06.13.00.45 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 06 Apr 2015 13:00:46 -0700 (PDT) From: Tejun Heo To: axboe@kernel.dk Cc: linux-kernel@vger.kernel.org, jack@suse.cz, hch@infradead.org, hannes@cmpxchg.org, linux-fsdevel@vger.kernel.org, vgoyal@redhat.com, lizefan@huawei.com, cgroups@vger.kernel.org, linux-mm@kvack.org, mhocko@suse.cz, clm@fb.com, fengguang.wu@intel.com, david@fromorbit.com, gthelen@google.com, Tejun Heo , linux-ext4@vger.kernel.org Subject: [PATCH 49/49] ext2: enable cgroup writeback support Date: Mon, 6 Apr 2015 15:58:38 -0400 Message-Id: <1428350318-8215-50-git-send-email-tj@kernel.org> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1428350318-8215-1-git-send-email-tj@kernel.org> References: <1428350318-8215-1-git-send-email-tj@kernel.org> Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org X-Spam-Status: No, score=-6.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_HI,T_DKIM_INVALID,T_RP_MATCHES_RCVD,UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Writeback now supports cgroup writeback and the generic writeback, buffer, libfs, and mpage helpers that ext2 uses are all updated to work with cgroup writeback. This patch enables cgroup writeback for ext2 by adding FS_CGROUP_WRITEBACK to its ->fs_flags. Signed-off-by: Tejun Heo Cc: Jens Axboe Cc: Jan Kara Cc: linux-ext4@vger.kernel.org --- fs/ext2/super.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/ext2/super.c b/fs/ext2/super.c index d0e746e..549219d 100644 --- a/fs/ext2/super.c +++ b/fs/ext2/super.c @@ -1543,7 +1543,7 @@ static struct file_system_type ext2_fs_type = { .name = "ext2", .mount = ext2_mount, .kill_sb = kill_block_super, - .fs_flags = FS_REQUIRES_DEV, + .fs_flags = FS_REQUIRES_DEV | FS_CGROUP_WRITEBACK, }; MODULE_ALIAS_FS("ext2");