2) Recursive doubling intra-communication between root of each SMP node
3) binomial_tree bcast inside each SMP node
*/
+namespace simgrid{
+namespace smpi{
int Coll_allreduce_smp_rdb::allreduce(void *send_buf, void *recv_buf, int count,
MPI_Datatype dtype, MPI_Op op,
MPI_Comm comm)
smpi_free_tmp_buffer(tmp_buf);
return MPI_SUCCESS;
}
+}
+}