Lines Matching refs:tunnel
237 struct ip_tunnel *tunnel; in __ip_tunnel_create() local
263 tunnel = netdev_priv(dev); in __ip_tunnel_create()
264 tunnel->parms = *parms; in __ip_tunnel_create()
265 tunnel->net = net; in __ip_tunnel_create()
282 struct ip_tunnel *tunnel = netdev_priv(dev); in ip_tunnel_bind_dev() local
286 int t_hlen = tunnel->hlen + sizeof(struct iphdr); in ip_tunnel_bind_dev()
288 iph = &tunnel->parms.iph; in ip_tunnel_bind_dev()
296 iph->saddr, tunnel->parms.o_key, in ip_tunnel_bind_dev()
297 RT_TOS(iph->tos), tunnel->parms.link, in ip_tunnel_bind_dev()
298 tunnel->fwmark, 0); in ip_tunnel_bind_dev()
299 rt = ip_route_output_key(tunnel->net, &fl4); in ip_tunnel_bind_dev()
308 dst_cache_reset(&tunnel->dst_cache); in ip_tunnel_bind_dev()
311 if (!tdev && tunnel->parms.link) in ip_tunnel_bind_dev()
312 tdev = __dev_get_by_index(tunnel->net, tunnel->parms.link); in ip_tunnel_bind_dev()
362 int ip_tunnel_rcv(struct ip_tunnel *tunnel, struct sk_buff *skb, in ip_tunnel_rcv() argument
371 tunnel->dev->stats.multicast++; in ip_tunnel_rcv()
376 if ((!(tpi->flags&TUNNEL_CSUM) && (tunnel->parms.i_flags&TUNNEL_CSUM)) || in ip_tunnel_rcv()
377 ((tpi->flags&TUNNEL_CSUM) && !(tunnel->parms.i_flags&TUNNEL_CSUM))) { in ip_tunnel_rcv()
378 tunnel->dev->stats.rx_crc_errors++; in ip_tunnel_rcv()
379 tunnel->dev->stats.rx_errors++; in ip_tunnel_rcv()
383 if (tunnel->parms.i_flags&TUNNEL_SEQ) { in ip_tunnel_rcv()
385 (tunnel->i_seqno && (s32)(ntohl(tpi->seq) - tunnel->i_seqno) < 0)) { in ip_tunnel_rcv()
386 tunnel->dev->stats.rx_fifo_errors++; in ip_tunnel_rcv()
387 tunnel->dev->stats.rx_errors++; in ip_tunnel_rcv()
390 tunnel->i_seqno = ntohl(tpi->seq) + 1; in ip_tunnel_rcv()
393 skb_set_network_header(skb, (tunnel->dev->type == ARPHRD_ETHER) ? ETH_HLEN : 0); in ip_tunnel_rcv()
401 ++tunnel->dev->stats.rx_frame_errors; in ip_tunnel_rcv()
402 ++tunnel->dev->stats.rx_errors; in ip_tunnel_rcv()
407 dev_sw_netstats_rx_add(tunnel->dev, skb->len); in ip_tunnel_rcv()
408 skb_scrub_packet(skb, !net_eq(tunnel->net, dev_net(tunnel->dev))); in ip_tunnel_rcv()
410 if (tunnel->dev->type == ARPHRD_ETHER) { in ip_tunnel_rcv()
411 skb->protocol = eth_type_trans(skb, tunnel->dev); in ip_tunnel_rcv()
414 skb->dev = tunnel->dev; in ip_tunnel_rcv()
420 gro_cells_receive(&tunnel->gro_cells, skb); in ip_tunnel_rcv()
489 struct ip_tunnel *tunnel = netdev_priv(dev); in tnl_update_pmtu() local
493 tunnel_hlen = md ? tunnel_hlen : tunnel->hlen; in tnl_update_pmtu()
522 daddr = md ? dst : tunnel->parms.iph.daddr; in tnl_update_pmtu()
546 struct ip_tunnel *tunnel = netdev_priv(dev); in ip_md_tunnel_xmit() local
574 if (tunnel->encap.type != TUNNEL_ENCAP_NONE) in ip_md_tunnel_xmit()
581 rt = ip_route_output_key(tunnel->net, &fl4); in ip_md_tunnel_xmit()
624 df, !net_eq(tunnel->net, dev_net(dev))); in ip_md_tunnel_xmit()
639 struct ip_tunnel *tunnel = netdev_priv(dev); in ip_tunnel_xmit() local
653 connected = (tunnel->parms.iph.daddr != 0); in ip_tunnel_xmit()
729 tunnel->parms.o_key, RT_TOS(tos), tunnel->parms.link, in ip_tunnel_xmit()
730 tunnel->fwmark, skb_get_hash(skb)); in ip_tunnel_xmit()
732 if (ip_tunnel_encap(skb, tunnel, &protocol, &fl4) < 0) in ip_tunnel_xmit()
741 rt = connected ? dst_cache_get_ip4(&tunnel->dst_cache, in ip_tunnel_xmit()
746 rt = ip_route_output_key(tunnel->net, &fl4); in ip_tunnel_xmit()
756 dst_cache_set_ip4(&tunnel->dst_cache, &rt->dst, in ip_tunnel_xmit()
767 if (skb->protocol == htons(ETH_P_IP) && !tunnel->ignore_df) in ip_tunnel_xmit()
775 if (tunnel->err_count > 0) { in ip_tunnel_xmit()
777 tunnel->err_time + IPTUNNEL_ERR_TIMEO)) { in ip_tunnel_xmit()
778 tunnel->err_count--; in ip_tunnel_xmit()
782 tunnel->err_count = 0; in ip_tunnel_xmit()
799 + rt->dst.header_len + ip_encap_hlen(&tunnel->encap); in ip_tunnel_xmit()
811 df, !net_eq(tunnel->net, dev_net(dev))); in ip_tunnel_xmit()
977 struct ip_tunnel *tunnel = netdev_priv(dev); in __ip_tunnel_change_mtu() local
978 int t_hlen = tunnel->hlen + sizeof(struct iphdr); in __ip_tunnel_change_mtu()
1007 struct ip_tunnel *tunnel = netdev_priv(dev); in ip_tunnel_dev_free() local
1009 gro_cells_destroy(&tunnel->gro_cells); in ip_tunnel_dev_free()
1010 dst_cache_destroy(&tunnel->dst_cache); in ip_tunnel_dev_free()
1016 struct ip_tunnel *tunnel = netdev_priv(dev); in ip_tunnel_dellink() local
1019 itn = net_generic(tunnel->net, tunnel->ip_tnl_net_id); in ip_tunnel_dellink()
1030 struct ip_tunnel *tunnel = netdev_priv(dev); in ip_tunnel_get_link_net() local
1032 return tunnel->net; in ip_tunnel_get_link_net()
1038 struct ip_tunnel *tunnel = netdev_priv(dev); in ip_tunnel_get_iflink() local
1040 return tunnel->parms.link; in ip_tunnel_get_iflink()
1185 struct ip_tunnel *tunnel = netdev_priv(dev); in ip_tunnel_changelink() local
1186 struct net *net = tunnel->net; in ip_tunnel_changelink()
1187 struct ip_tunnel_net *itn = net_generic(net, tunnel->ip_tnl_net_id); in ip_tunnel_changelink()
1198 t = tunnel; in ip_tunnel_changelink()
1221 struct ip_tunnel *tunnel = netdev_priv(dev); in ip_tunnel_init() local
1222 struct iphdr *iph = &tunnel->parms.iph; in ip_tunnel_init()
1231 err = dst_cache_init(&tunnel->dst_cache, GFP_KERNEL); in ip_tunnel_init()
1237 err = gro_cells_init(&tunnel->gro_cells, dev); in ip_tunnel_init()
1239 dst_cache_destroy(&tunnel->dst_cache); in ip_tunnel_init()
1244 tunnel->dev = dev; in ip_tunnel_init()
1245 tunnel->net = dev_net(dev); in ip_tunnel_init()
1246 strcpy(tunnel->parms.name, dev->name); in ip_tunnel_init()
1250 if (tunnel->collect_md) in ip_tunnel_init()
1258 struct ip_tunnel *tunnel = netdev_priv(dev); in ip_tunnel_uninit() local
1259 struct net *net = tunnel->net; in ip_tunnel_uninit()
1262 itn = net_generic(net, tunnel->ip_tnl_net_id); in ip_tunnel_uninit()
1267 dst_cache_reset(&tunnel->dst_cache); in ip_tunnel_uninit()
1274 struct ip_tunnel *tunnel = netdev_priv(dev); in ip_tunnel_setup() local
1275 tunnel->ip_tnl_net_id = net_id; in ip_tunnel_setup()