HFS_MDB_BLK        87 fs/hfs/mdb.c   		bh = sb_bread512(sb, part_start + HFS_MDB_BLK, mdb);
HFS_MDB_BLK       125 fs/hfs/mdb.c   	bh = sb_bread512(sb, part_start + HFS_MDB_BLK, mdb);