void netdev_unregister_kobject(struct net_device *);
#ifdef CONFIG_RPS
int net_rx_queue_update_kobjects(struct net_device *, int old_num, int new_num);
void netdev_unregister_kobject(struct net_device *);
#ifdef CONFIG_RPS
int net_rx_queue_update_kobjects(struct net_device *, int old_num, int new_num);