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-rw-r--r--include/linux/netdevice.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index b15732e22eee..c2bec990bd17 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -1699,6 +1699,18 @@ static inline int netif_set_real_num_rx_queues(struct net_device *dev,
}
#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
+}
+
/* Use this variant when it is known for sure that it
* is executing from hardware interrupt context or with hardware interrupts
* disabled.