// Get the list of available devices, for which TopologyHints should be generated.
available:=m.getAvailableDevices(resource)
ifavailable.Len()<requested{
klog.Errorf("[devicemanager] Unable to generate topology hints: requested number of devices unavailable for '%s': requested: %d, available: %d",resource,requested,available.Len())
klog.Errorf("[devicemanager] Unable to generate topology hints: requested number of devices unavailable for '%s': requested: %d, available: %d",resource,requested,available.Union(reusable).Len())