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| author |   Sabrina Dubroca <sd@queasysnail.net> | 2017-07-21 12:49:30 +0200 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2017-07-24 13:52:59 -0700 |
| commit | 296d8ee37c50f139d934bdefbab85509b2e4a525 (patch) | |
| tree | 822eb88015619a2dffb833cd9f1e3f23469e2ac7 /include/net/udp_tunnel.h | |
| parent | net: check UDP tunnel RX port offload feature before calling tunnel ndo ndo (diff) | |
| download | linux-dev-296d8ee37c50f139d934bdefbab85509b2e4a525.tar.xz linux-dev-296d8ee37c50f139d934bdefbab85509b2e4a525.zip | |
net: add infrastructure to un-offload UDP tunnel port
This adds a new NETDEV_UDP_TUNNEL_DROP_INFO event, similar to
NETDEV_UDP_TUNNEL_PUSH_INFO, to signal to un-offload ports.
This also adds udp_tunnel_drop_rx_port(), which calls
ndo_udp_tunnel_del.
Signed-off-by: Sabrina Dubroca <sd@queasysnail.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/udp_tunnel.h')
| -rw-r--r-- | include/net/udp_tunnel.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/net/udp_tunnel.h b/include/net/udp_tunnel.h index 02c5be037451..10cce0dd4450 100644 --- a/include/net/udp_tunnel.h +++ b/include/net/udp_tunnel.h @@ -115,6 +115,8 @@ struct udp_tunnel_info { /* Notify network devices of offloadable types */ void udp_tunnel_push_rx_port(struct net_device *dev, struct socket *sock, unsigned short type); +void udp_tunnel_drop_rx_port(struct net_device *dev, struct socket *sock, + unsigned short type); void udp_tunnel_notify_add_rx_port(struct socket *sock, unsigned short type); void udp_tunnel_notify_del_rx_port(struct socket *sock, unsigned short type); @@ -124,6 +126,12 @@ static inline void udp_tunnel_get_rx_info(struct net_device *dev) call_netdevice_notifiers(NETDEV_UDP_TUNNEL_PUSH_INFO, dev); } +static inline void udp_tunnel_drop_rx_info(struct net_device *dev) +{ + ASSERT_RTNL(); + call_netdevice_notifiers(NETDEV_UDP_TUNNEL_DROP_INFO, dev); +} + /* Transmit the skb using UDP encapsulation. */ void udp_tunnel_xmit_skb(struct rtable *rt, struct sock *sk, struct sk_buff *skb, __be32 src, __be32 dst, __u8 tos, __u8 ttl, |