Request::send(rbuff, count, dtype, rank + 1, tag, comm);
// temporarily set the rank to -1 so that this
- // process does not pariticipate in recursive
+ // process does not participate in recursive
// doubling
newrank = -1;
} else // odd
// recvbuf contains data accumulated so far
// op is commutative OR the order is already right
- // we assume it is commuttive op
+ // we assume it is commutative op
// if (op -> op_commute || (dst < rank))
if ((dst < rank)) {
if(op!=MPI_OP_NULL) op->apply( tmp_buf, rbuff, &count, dtype);