ubifs_write_sb_node  607 fs/ubifs/sb.c  			err = ubifs_write_sb_node(c, sup);
ubifs_write_sb_node 1302 fs/ubifs/super.c 		err = ubifs_write_sb_node(c, sup);
ubifs_write_sb_node 1532 fs/ubifs/ubifs.h int ubifs_write_sb_node(struct ubifs_info *c, struct ubifs_sb_node *sup);