TOPO_LEVEL_CORE
[TOPO_LEVEL_CORE] = { .type = TOPO_TYPE_CORE, },
results->entities[TOPO_LEVEL_CORE] = -1;
if (topology.entities[TOPO_LEVEL_CORE] > 0)
topology.entities[TOPO_LEVEL_CORE]);
if (topology.entities[TOPO_LEVEL_CORE] > 0)
topology.entities[TOPO_LEVEL_CORE]);