vfs: move mnt_devname

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/mount.h b/fs/mount.h
index 7060d2a..c5fc3f7 100644
--- a/fs/mount.h
+++ b/fs/mount.h
@@ -19,7 +19,8 @@
 #endif
 	struct list_head mnt_mounts;	/* list of children, anchored here */
 	struct list_head mnt_child;	/* and going through their mnt_child */
-	/* yet to be moved - up to mnt_devname */
+	/* yet to be moved - fsnotify ones go here */
+	const char *mnt_devname;	/* Name of device e.g. /dev/dsk/hda1 */
 	struct list_head mnt_list;
 	struct list_head mnt_expire;	/* link in fs-specific expiry list */
 	struct list_head mnt_share;	/* circular list of shared mounts */