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Searched refs:t_hlen (Results 1 – 4 of 4) sorted by relevance

/linux/net/ipv6/
H A Dip6_gre.c1122 int t_hlen) in ip6gre_tnl_link_config_route() argument
1141 headroom = rt->dst.dev->hard_header_len + t_hlen; in ip6gre_tnl_link_config_route()
1146 int mtu = rt->dst.dev->mtu - t_hlen; in ip6gre_tnl_link_config_route()
1164 int t_hlen; in ip6gre_calc_hlen() local
1169 t_hlen = tunnel->hlen + sizeof(struct ipv6hdr); in ip6gre_calc_hlen()
1172 tunnel->dev->hard_header_len = t_hlen; in ip6gre_calc_hlen()
1174 tunnel->dev->needed_headroom = LL_MAX_HEADER + t_hlen; in ip6gre_calc_hlen()
1176 return t_hlen; in ip6gre_calc_hlen()
1474 int t_hlen; in ip6gre_tunnel_init_common() local
1489 t_hlen = ip6gre_calc_hlen(tunnel); in ip6gre_tunnel_init_common()
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H A Dip6_tunnel.c1472 int t_hlen; in ip6_tnl_link_config() local
1499 t_hlen = t->hlen + sizeof(struct ipv6hdr); in ip6_tnl_link_config()
1520 headroom += t_hlen; in ip6_tnl_link_config()
1524 mtu = mtu - t_hlen; in ip6_tnl_link_config()
1756 int t_hlen; in ip6_tnl_change_mtu() local
1758 t_hlen = tnl->hlen + sizeof(struct ipv6hdr); in ip6_tnl_change_mtu()
1767 if (new_mtu > IP6_MAX_MTU - dev->hard_header_len - t_hlen) in ip6_tnl_change_mtu()
1770 if (new_mtu > IP_MAX_MTU - dev->hard_header_len - t_hlen) in ip6_tnl_change_mtu()
1941 int t_hlen; in ip6_tnl_dev_init_gen() local
1955 t_hlen = t->hlen + sizeof(struct ipv6hdr); in ip6_tnl_dev_init_gen()
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H A Dsit.c916 int t_hlen = tunnel->hlen + sizeof(struct iphdr); in ipip6_tunnel_xmit() local
967 mtu = dst4_mtu(&rt->dst) - t_hlen; in ipip6_tunnel_xmit()
1004 max_headroom = LL_RESERVED_SPACE(tdev) + t_hlen; in ipip6_tunnel_xmit()
1098 int t_hlen = tunnel->hlen + sizeof(struct iphdr); in ipip6_tunnel_bind_dev() local
1128 mtu = tdev->mtu - t_hlen; in ipip6_tunnel_bind_dev()
1134 dev->needed_headroom = ip_tunnel_limit_headroom(t_hlen + hlen); in ipip6_tunnel_bind_dev()
1422 int t_hlen = tunnel->hlen + sizeof(struct iphdr); in ipip6_tunnel_setup() local
1430 dev->mtu = ETH_DATA_LEN - t_hlen; in ipip6_tunnel_setup()
1432 dev->max_mtu = IP6_MAX_MTU - t_hlen; in ipip6_tunnel_setup()
/linux/net/ipv4/
H A Dip_tunnel.c287 int t_hlen = tunnel->hlen + sizeof(struct iphdr); in ip_tunnel_bind_dev() local
320 dev->needed_headroom = ip_tunnel_limit_headroom(t_hlen + hlen); in ip_tunnel_bind_dev()
321 mtu -= t_hlen + (dev->type == ARPHRD_ETHER ? dev->hard_header_len : 0); in ip_tunnel_bind_dev()
335 int t_hlen; in ip_tunnel_create() local
349 t_hlen = nt->hlen + sizeof(struct iphdr); in ip_tunnel_create()
351 dev->max_mtu = IP_MAX_MTU - t_hlen; in ip_tunnel_create()
1060 int t_hlen = tunnel->hlen + sizeof(struct iphdr); in ip_tunnel_change_mtu() local
1061 int max_mtu = IP_MAX_MTU - t_hlen; in ip_tunnel_change_mtu()