From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tejun Heo Subject: [PATCH 45/45] ext2: enable cgroup writeback support Date: Tue, 6 Jan 2015 16:26:22 -0500 Message-ID: <1420579582-8516-46-git-send-email-tj@kernel.org> References: <1420579582-8516-1-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=di3Op3CLTZ1LwQ00+MSkg1cXEWkOuIa5D0bpSBz+BZE=; b=IxLsrJwN+9+M0TuIg6OMeB8hFHCjpUpCHE7tBMZrk6scur4S/2eLHZHyx7RqZ6EGMV 49HRIfSW75VbW9vpAj9Mr0PdeEWV6gbONvETRMps3eDZctMn5XlbwvJ6G4I3YhvpxDfa czCawl1onCtSf+hlaqtsES0ZIYbi4pz/osoNzBYSrCLSvgmSztkS+9Of26xOeiwDwsmp jdWuzNMsPqngBiZxQZqs4nXDpTFzG5Xs8tkySIuQaa2pLWR2RBb4ArpneGlPs4Zb6GP/ +NezrKeoslY+8sfa2oYtS33lUfC48DZFYTJwCjmzbst+hACM6I+f8ZEZl+17G3IwU12S KSWg== In-Reply-To: <1420579582-8516-1-git-send-email-tj@kernel.org> Sender: linux-ext4-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, 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 ae55fdd..dc3f27e 100644 --- a/fs/ext2/super.c +++ b/fs/ext2/super.c @@ -1546,7 +1546,7 @@ 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