var out []types.NamespacedName
	for key := range old {
		if _, ok := curr[key]; !ok {
			out = append(out, key)
		}
	}

	return out
}

func isDNSTypeServiceEntry(se *networking.ServiceEntry) bool {
	if se == nil {
		return false
	}
	return se.Resolution == networking.ServiceEntry_DNS || se.Resolution == networking.ServiceEntry_DNS_ROUND_ROBIN
}

	configsUpdated := sets.New[model.ConfigKey]()

	addConfigs := func(se *networking.ServiceEntry, services []*model.Service) {
		// If serviceentry's resolution is DNS, make a full push
		// TODO: maybe cds?
		if isDNSTypeServiceEntry(se) {
			fullPush = true
			for key, value := range getUpdatedConfigs(services) {
				configsUpdated[key] = value
			}
		}
	}

	cfgs := s.store.List(gvk.ServiceEntry, curr.Namespace)

		services = convertServices(cfg)
	}

	endpointsNum := len(serviceEntry.Endpoints)
	hostnameToServiceInstance := false
	if len(serviceEntry.Endpoints) == 0 && serviceEntry.WorkloadSelector == nil && isDNSTypeServiceEntry(serviceEntry) {
		hostnameToServiceInstance = true
		endpointsNum = 1
	}

	out := make([]*model.ServiceInstance, 0, len(services)*len(serviceEntry.Ports)*endpointsNum)
	for _, service := range services {