From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tejun Heo Subject: [PATCH 48/48] ext2: enable cgroup writeback support Date: Mon, 23 Mar 2015 00:54:59 -0400 Message-ID: <1427086499-15657-49-git-send-email-tj@kernel.org> References: <1427086499-15657-1-git-send-email-tj@kernel.org> Return-path: 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=CsLMqSDW5klDUAVmVwQEg6EbZnqO9hPSHs+oBTQmlOHjvN4MOCld7l5V2KWC1ERCmx G1pkqirPrYomL8k1poZ4vCuLcTdF/lOwNXdVIqipwZIvb7SaLKTyqRjC79QWBf0Hq/aW 1v6oM7u/1EjXYLiiV4Fk0nbelt0F2mtRMHLRloGByxWEBwUHxEISFi27XP+wLjbtJ3T6 JymengyjCj2HJWWt9MU0bm07PtZwsJvZgs4x5+iNebCRvxS3Lh0nc5g+BQT8ADgDkKRt maVbJXB3nNLvLpBJQXLp5K4K1ZU3NkI+19la7hyWkcJMileV5wt6mMFtR1EosXFDoh6s w4zw== In-Reply-To: <1427086499-15657-1-git-send-email-tj@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit 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 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"); -- 2.1.0