bridge: Add 802.1ad tx vlan acceleration

Bridge device doesn't need to embed S-tag into skb->data.

Signed-off-by: Toshiaki Makita <makita.toshiaki@lab.ntt.co.jp>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c
index d77e2f0..82a410a 100644 (file)
--- a/net/bridge/br_device.c
+++ b/net/bridge/br_device.c
@@ -361,8 +361,9 @@ void br_dev_setup(struct net_device *dev)
        dev->priv_flags = IFF_EBRIDGE;
 
        dev->features = COMMON_FEATURES | NETIF_F_LLTX | NETIF_F_NETNS_LOCAL |
-                       NETIF_F_HW_VLAN_CTAG_TX;
-       dev->hw_features = COMMON_FEATURES | NETIF_F_HW_VLAN_CTAG_TX;
+                       NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_STAG_TX;
+       dev->hw_features = COMMON_FEATURES | NETIF_F_HW_VLAN_CTAG_TX |
+                          NETIF_F_HW_VLAN_STAG_TX;
        dev->vlan_features = COMMON_FEATURES;
 
        br->dev = dev;