From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dongsheng Yang Subject: [PATCH v3 01/39] fs: introduce a ->s_cdev field into struct super_block Date: Tue, 15 Sep 2015 17:01:56 +0800 Message-ID: <1442307754-13233-2-git-send-email-yangds.fnst@cn.fujitsu.com> References: <1442307754-13233-1-git-send-email-yangds.fnst@cn.fujitsu.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: linux-fsdevel@vger.kernel.org, Dongsheng Yang , linux-mtd@lists.infradead.org To: , , , Return-path: In-Reply-To: <1442307754-13233-1-git-send-email-yangds.fnst@cn.fujitsu.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-mtd" Errors-To: linux-mtd-bounces+gldm-linux-mtd-36=gmane.org@lists.infradead.org List-Id: linux-fsdevel.vger.kernel.org There are some filesystems are running on char devs, such as ubifs. So we need a field in super_block to hold a reference to the char device. Signed-off-by: Dongsheng Yang --- include/linux/fs.h | 1 + 1 file changed, 1 insertion(+) diff --git a/include/linux/fs.h b/include/linux/fs.h index 84b783f..9896b62 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -1313,6 +1313,7 @@ struct super_block { struct hlist_bl_head s_anon; /* anonymous dentries for (nfs) exporting */ struct list_head s_mounts; /* list of mounts; _not_ for fs use */ struct block_device *s_bdev; + struct cdev *s_cdev; struct backing_dev_info *s_bdi; struct mtd_info *s_mtd; struct hlist_node s_instances; -- 1.8.4.2 ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/