possible_descendants  132 ompi/mca/coll/portals4/coll_portals4_gather.c         int possible_descendants = vrank - vparent - 1;
possible_descendants  133 ompi/mca/coll/portals4/coll_portals4_gather.c         if ((vrank + possible_descendants) > size) {
possible_descendants  136 ompi/mca/coll/portals4/coll_portals4_gather.c             bmtree->tree_numdescendants = possible_descendants;