geneve/vxlan: add support for NETDEV_UDP_TUNNEL_DROP_INFO
Signed-off-by: Sabrina Dubroca <sd@queasysnail.net> Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
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ae847f40b6
Коммит
2d2b13fcff
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@ -1016,16 +1016,22 @@ static struct device_type geneve_type = {
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* supply the listening GENEVE udp ports. Callers are expected
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* to implement the ndo_udp_tunnel_add.
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*/
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static void geneve_push_rx_ports(struct net_device *dev)
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static void geneve_offload_rx_ports(struct net_device *dev, bool push)
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{
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struct net *net = dev_net(dev);
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struct geneve_net *gn = net_generic(net, geneve_net_id);
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struct geneve_sock *gs;
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rcu_read_lock();
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list_for_each_entry_rcu(gs, &gn->sock_list, list)
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udp_tunnel_push_rx_port(dev, gs->sock,
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UDP_TUNNEL_TYPE_GENEVE);
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list_for_each_entry_rcu(gs, &gn->sock_list, list) {
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if (push) {
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udp_tunnel_push_rx_port(dev, gs->sock,
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UDP_TUNNEL_TYPE_GENEVE);
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} else {
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udp_tunnel_drop_rx_port(dev, gs->sock,
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UDP_TUNNEL_TYPE_GENEVE);
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}
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}
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rcu_read_unlock();
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}
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@ -1560,8 +1566,9 @@ static int geneve_netdevice_event(struct notifier_block *unused,
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{
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struct net_device *dev = netdev_notifier_info_to_dev(ptr);
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if (event == NETDEV_UDP_TUNNEL_PUSH_INFO)
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geneve_push_rx_ports(dev);
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if (event == NETDEV_UDP_TUNNEL_PUSH_INFO ||
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event == NETDEV_UDP_TUNNEL_DROP_INFO)
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geneve_offload_rx_ports(dev, event == NETDEV_UDP_TUNNEL_PUSH_INFO);
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return NOTIFY_DONE;
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}
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@ -2608,7 +2608,7 @@ static struct device_type vxlan_type = {
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* supply the listening VXLAN udp ports. Callers are expected
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* to implement the ndo_udp_tunnel_add.
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*/
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static void vxlan_push_rx_ports(struct net_device *dev)
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static void vxlan_offload_rx_ports(struct net_device *dev, bool push)
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{
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struct vxlan_sock *vs;
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struct net *net = dev_net(dev);
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@ -2617,11 +2617,19 @@ static void vxlan_push_rx_ports(struct net_device *dev)
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spin_lock(&vn->sock_lock);
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for (i = 0; i < PORT_HASH_SIZE; ++i) {
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hlist_for_each_entry_rcu(vs, &vn->sock_list[i], hlist)
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udp_tunnel_push_rx_port(dev, vs->sock,
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(vs->flags & VXLAN_F_GPE) ?
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UDP_TUNNEL_TYPE_VXLAN_GPE :
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UDP_TUNNEL_TYPE_VXLAN);
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hlist_for_each_entry_rcu(vs, &vn->sock_list[i], hlist) {
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unsigned short type;
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if (vs->flags & VXLAN_F_GPE)
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type = UDP_TUNNEL_TYPE_VXLAN_GPE;
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else
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type = UDP_TUNNEL_TYPE_VXLAN;
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if (push)
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udp_tunnel_push_rx_port(dev, vs->sock, type);
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else
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udp_tunnel_drop_rx_port(dev, vs->sock, type);
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}
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}
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spin_unlock(&vn->sock_lock);
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}
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@ -3632,8 +3640,9 @@ static int vxlan_netdevice_event(struct notifier_block *unused,
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if (event == NETDEV_UNREGISTER)
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vxlan_handle_lowerdev_unregister(vn, dev);
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else if (event == NETDEV_UDP_TUNNEL_PUSH_INFO)
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vxlan_push_rx_ports(dev);
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else if (event == NETDEV_UDP_TUNNEL_PUSH_INFO ||
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event == NETDEV_UDP_TUNNEL_DROP_INFO)
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vxlan_offload_rx_ports(dev, event == NETDEV_UDP_TUNNEL_PUSH_INFO);
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return NOTIFY_DONE;
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}
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