[PATCH] remember mode of reiserfs journal

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

include/linux/reiserfs_fs_sb.h

@@ -178,6 +178,7 @@ struct reiserfs_journal {
 	struct reiserfs_journal_cnode *j_first;	/*  oldest journal block.  start here for traverse */
 
 	struct block_device *j_dev_bd;
+	fmode_t j_dev_mode;
 	int j_1st_reserved_block;	/* first block on s_dev of reserved area journal */
 
 	unsigned long j_state;