void hwloc_topology::extract_node_mask(
hwloc_obj_t parent
, mask_type& mask
) const
{ // {{{
hwloc_obj_t obj;
{
scoped_lock lk(topo_mtx);
obj = hwloc_get_next_child(topo, parent, NULL);
}
while (obj)
{
if (hwloc_compare_types(HWLOC_OBJ_PU, obj->type) == 0)
{
do {
mask |= (static_cast<mask_type>(1) << obj->os_index);
{
scoped_lock lk(topo_mtx);
obj = hwloc_get_next_child(topo, parent, obj);
}
} while (obj != NULL &&
hwloc_compare_types(HWLOC_OBJ_PU, obj->type) == 0);
return;
}
extract_node_mask(obj, mask);
scoped_lock lk(topo_mtx);
obj = hwloc_get_next_child(topo, parent, obj);
}
} // }}}
std::size_t hwloc_topology::extract_node_count(
hwloc_obj_t parent
, hwloc_obj_type_t type
, std::size_t count
) const
{ // {{{
hwloc_obj_t obj;
{
scoped_lock lk(topo_mtx);
obj = hwloc_get_next_child(topo, parent, NULL);
}
while (obj)
{
if (hwloc_compare_types(type, obj->type) == 0)
{
do {
++count;
{
scoped_lock lk(topo_mtx);
obj = hwloc_get_next_child(topo, parent, obj);
}
} while (obj != NULL && hwloc_compare_types(type, obj->type) == 0);
return count;
}
count = extract_node_count(obj, type, count);
scoped_lock lk(topo_mtx);
obj = hwloc_get_next_child(topo, parent, obj);
}
return count;
} // }}}
/* next child, in all children list, ignoring PU if needed */
static hwloc_obj_t next_child(hwloc_topology_t topology, hwloc_obj_t parent, hwloc_obj_t prev)
{
hwloc_obj_t obj = prev;
again:
obj = hwloc_get_next_child(topology, parent, obj);
if (!obj)
return NULL;
if (obj->type == HWLOC_OBJ_PU && lstopo_ignore_pus)
goto again;
if (lstopo_collapse && obj->type == HWLOC_OBJ_PCI_DEVICE) {
const char *collapsestr = hwloc_obj_get_info_by_name(obj, "lstopoCollapse");
if (collapsestr && !strcmp(collapsestr, "0"))
goto again;
}
return obj;
}
