xfbno_to_daddr
if (!xmbuf_verify_daddr(btp, xfbno_to_daddr(sibling)))
*daddr = xfbno_to_daddr(be64_to_cpu(ptr->l));
xfs_buf_readahead(btp, xfbno_to_daddr(left), XFBNO_BBSIZE,
xfs_buf_readahead(btp, xfbno_to_daddr(right), XFBNO_BBSIZE,
error = xfs_buf_get(xfbt->target, xfbno_to_daddr(bno), XFBNO_BBSIZE,
return xmbuf_verify_daddr(xfbt->target, xfbno_to_daddr(bno));