xfs_btree_buftarg
xfs_buf_readahead(xfs_btree_buftarg(cur), daddr,
error = xfs_trans_get_buf(cur->bc_tp, xfs_btree_buftarg(cur), d,
error = xfs_trans_read_buf(mp, cur->bc_tp, xfs_btree_buftarg(cur), d,
xfs_btree_buftarg(cur),