int mask, relative_rank, curr_size, recv_size = 0, send_size, nbytes;
int scatter_size, tree_root, relative_dst, dst_tree_root;
int my_tree_root, offset, tmp_mask, num_procs_completed;
- int tag = 1;
+ int tag = COLL_TAG_BCAST;
rank = smpi_comm_rank(comm);
num_procs = smpi_comm_size(comm);