} else {
/* recv from parent on leaf nodes */
smpi_mpi_recv(ptmp, rcount, rdtype, bmtree->tree_prev,
COLL_TAG_SCATTER, comm, &status);
}
} else {
/* recv from parent on leaf nodes */
smpi_mpi_recv(ptmp, rcount, rdtype, bmtree->tree_prev,
COLL_TAG_SCATTER, comm, &status);
}