[RFC PATCH net-next 2/3] virtio_net: Introduce one dummy function virtnet_filter_rfs()

[Zhi Yong Wu <zwu.kernel@gmail.com>]

From: Zhi Yong Wu <wuzhy@linux.vnet.ibm.com>

Signed-off-by: Zhi Yong Wu <wuzhy@linux.vnet.ibm.com>
---
 drivers/net/virtio_net.c |   11 +++++++++++
 1 files changed, 11 insertions(+), 0 deletions(-)

diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index 7b17240..046421c 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -1295,6 +1295,14 @@ static int virtnet_change_mtu(struct net_device *dev, int new_mtu)
 	return 0;
 }
 
+#ifdef CONFIG_RFS_ACCEL
+static int virtnet_filter_rfs(struct net_device *net_dev,
+		const struct sk_buff *skb, u16 rxq_index, u32 flow_id)
+{
+	return 0;
+}
+#endif /* CONFIG_RFS_ACCEL */
+
 static const struct net_device_ops virtnet_netdev = {
 	.ndo_open            = virtnet_open,
 	.ndo_stop   	     = virtnet_close,
@@ -1309,6 +1317,9 @@ static const struct net_device_ops virtnet_netdev = {
 #ifdef CONFIG_NET_POLL_CONTROLLER
 	.ndo_poll_controller = virtnet_netpoll,
 #endif
+#ifdef CONFIG_RFS_ACCEL
+	.ndo_rx_flow_steer   = virtnet_filter_rfs,
+#endif
 };
 
 static void virtnet_config_changed_work(struct work_struct *work)
-- 
1.7.6.5