+extern int netif_set_real_num_tx_queues(struct net_device *dev,
+ unsigned int txq);
+
+#ifdef CONFIG_RPS
+extern int netif_set_real_num_rx_queues(struct net_device *dev,
+ unsigned int rxq);
+#else
+static inline int netif_set_real_num_rx_queues(struct net_device *dev,
+ unsigned int rxq)
+{
+ return 0;
+}
+#endif
+
+static inline int netif_copy_real_num_queues(struct net_device *to_dev,
+ const struct net_device *from_dev)
+{
+ netif_set_real_num_tx_queues(to_dev, from_dev->real_num_tx_queues);
+#ifdef CONFIG_RPS
+ return netif_set_real_num_rx_queues(to_dev,
+ from_dev->real_num_rx_queues);
+#else
+ return 0;
+#endif
+}