Lines Matching full:tunnel
75 - traceroute does not work. I planned to relay ICMP from tunnel,
93 (branches, that exceed pmtu are pruned) and tunnel mtu
269 struct ip_tunnel *tunnel; in erspan_rcv() local
279 tunnel = ip_tunnel_lookup(itn, skb->dev->ifindex, in erspan_rcv()
285 tunnel = ip_tunnel_lookup(itn, skb->dev->ifindex, in erspan_rcv()
290 if (tunnel) { in erspan_rcv()
305 if (tunnel->collect_md) { in erspan_rcv()
341 ip_tunnel_rcv(tunnel, skb, tpi, tun_dst, log_ecn_error); in erspan_rcv()
356 struct ip_tunnel *tunnel; in __ipgre_rcv() local
359 tunnel = ip_tunnel_lookup(itn, skb->dev->ifindex, tpi->flags, in __ipgre_rcv()
362 if (tunnel) { in __ipgre_rcv()
372 if (tunnel->dev->header_ops == &ipgre_header_ops) in __ipgre_rcv()
377 tnl_params = &tunnel->parms.iph; in __ipgre_rcv()
378 if (tunnel->collect_md || tnl_params->daddr == 0) { in __ipgre_rcv()
389 ip_tunnel_rcv(tunnel, skb, tpi, tun_dst, log_ecn_error); in __ipgre_rcv()
461 struct ip_tunnel *tunnel = netdev_priv(dev); in __gre_xmit() local
462 __be16 flags = tunnel->parms.o_flags; in __gre_xmit()
465 gre_build_header(skb, tunnel->tun_hlen, in __gre_xmit()
466 flags, proto, tunnel->parms.o_key, in __gre_xmit()
467 (flags & TUNNEL_SEQ) ? htonl(atomic_fetch_inc(&tunnel->o_seqno)) : 0); in __gre_xmit()
480 struct ip_tunnel *tunnel = netdev_priv(dev); in gre_fb_xmit() local
497 /* Push Tunnel header. */ in gre_fb_xmit()
505 (flags & TUNNEL_SEQ) ? htonl(atomic_fetch_inc(&tunnel->o_seqno)) : 0); in gre_fb_xmit()
518 struct ip_tunnel *tunnel = netdev_priv(dev); in erspan_fb_xmit() local
588 proto, 0, htonl(atomic_fetch_inc(&tunnel->o_seqno))); in erspan_fb_xmit()
626 struct ip_tunnel *tunnel = netdev_priv(dev); in ipgre_xmit() local
632 if (tunnel->collect_md) { in ipgre_xmit()
638 int pull_len = tunnel->hlen + sizeof(struct iphdr); in ipgre_xmit()
659 tnl_params = &tunnel->parms.iph; in ipgre_xmit()
662 if (gre_handle_offloads(skb, !!(tunnel->parms.o_flags & TUNNEL_CSUM))) in ipgre_xmit()
677 struct ip_tunnel *tunnel = netdev_priv(dev); in erspan_xmit() local
684 if (tunnel->collect_md) { in erspan_xmit()
702 if (tunnel->erspan_ver == 0) { in erspan_xmit()
704 tunnel->parms.o_flags &= ~TUNNEL_SEQ; in erspan_xmit()
705 } else if (tunnel->erspan_ver == 1) { in erspan_xmit()
706 erspan_build_header(skb, ntohl(tunnel->parms.o_key), in erspan_xmit()
707 tunnel->index, in erspan_xmit()
710 } else if (tunnel->erspan_ver == 2) { in erspan_xmit()
711 erspan_build_header_v2(skb, ntohl(tunnel->parms.o_key), in erspan_xmit()
712 tunnel->dir, tunnel->hwid, in erspan_xmit()
719 tunnel->parms.o_flags &= ~TUNNEL_KEY; in erspan_xmit()
720 __gre_xmit(skb, dev, &tunnel->parms.iph, proto); in erspan_xmit()
732 struct ip_tunnel *tunnel = netdev_priv(dev); in gre_tap_xmit() local
737 if (tunnel->collect_md) { in gre_tap_xmit()
742 if (gre_handle_offloads(skb, !!(tunnel->parms.o_flags & TUNNEL_CSUM))) in gre_tap_xmit()
748 __gre_xmit(skb, dev, &tunnel->parms.iph, htons(ETH_P_TEB)); in gre_tap_xmit()
759 struct ip_tunnel *tunnel = netdev_priv(dev); in ipgre_link_update() local
763 len = tunnel->tun_hlen; in ipgre_link_update()
764 tunnel->tun_hlen = gre_calc_hlen(tunnel->parms.o_flags); in ipgre_link_update()
765 len = tunnel->tun_hlen - len; in ipgre_link_update()
766 tunnel->hlen = tunnel->hlen + len; in ipgre_link_update()
776 flags = tunnel->parms.o_flags; in ipgre_link_update()
779 (flags & TUNNEL_CSUM && tunnel->encap.type != TUNNEL_ENCAP_NONE)) { in ipgre_link_update()
839 ip tunnel add Universe mode gre remote 224.66.66.66 local <Your_real_addr> ttl 255
957 struct ip_tunnel *tunnel; in __gre_tunnel_init() local
960 tunnel = netdev_priv(dev); in __gre_tunnel_init()
961 tunnel->tun_hlen = gre_calc_hlen(tunnel->parms.o_flags); in __gre_tunnel_init()
962 tunnel->parms.iph.protocol = IPPROTO_GRE; in __gre_tunnel_init()
964 tunnel->hlen = tunnel->tun_hlen + tunnel->encap_hlen; in __gre_tunnel_init()
965 dev->needed_headroom = tunnel->hlen + sizeof(tunnel->parms.iph); in __gre_tunnel_init()
970 flags = tunnel->parms.o_flags; in __gre_tunnel_init()
977 if (flags & TUNNEL_CSUM && tunnel->encap.type != TUNNEL_ENCAP_NONE) in __gre_tunnel_init()
986 struct ip_tunnel *tunnel = netdev_priv(dev); in ipgre_tunnel_init() local
987 struct iphdr *iph = &tunnel->parms.iph; in ipgre_tunnel_init()
998 if (iph->daddr && !tunnel->collect_md) { in ipgre_tunnel_init()
1005 dev->hard_header_len = tunnel->hlen + sizeof(*iph); in ipgre_tunnel_init()
1009 } else if (!tunnel->collect_md) { in ipgre_tunnel_init()
1011 dev->hard_header_len = tunnel->hlen + sizeof(*iph); in ipgre_tunnel_init()
1297 struct ip_tunnel *tunnel = netdev_priv(dev); in erspan_tunnel_init() local
1299 if (tunnel->erspan_ver == 0) in erspan_tunnel_init()
1300 tunnel->tun_hlen = 4; /* 4-byte GRE hdr. */ in erspan_tunnel_init()
1302 tunnel->tun_hlen = 8; /* 8-byte GRE hdr. */ in erspan_tunnel_init()
1304 tunnel->parms.iph.protocol = IPPROTO_GRE; in erspan_tunnel_init()
1305 tunnel->hlen = tunnel->tun_hlen + tunnel->encap_hlen + in erspan_tunnel_init()
1306 erspan_hdr_len(tunnel->erspan_ver); in erspan_tunnel_init()