ompi_sum_counts 810 ompi/mca/coll/base/coll_base_reduce_scatter.c int send_count = ompi_sum_counts(rcounts, displs, nprocs_rem, ompi_sum_counts 816 ompi/mca/coll/base/coll_base_reduce_scatter.c int recv_count = ompi_sum_counts(rcounts, displs, nprocs_rem,