Lines Matching defs:mtu
866 int mtu;
970 mtu = dst_mtu(&rt->dst) - t_hlen;
972 if (mtu < IPV4_MIN_MTU) {
978 if (mtu < IPV6_MIN_MTU) {
979 mtu = IPV6_MIN_MTU;
984 skb_dst_update_pmtu_no_confirm(skb, mtu);
986 if (skb->len > mtu && !skb_is_gso(skb)) {
987 icmpv6_ndo_send(skb, ICMPV6_PKT_TOOBIG, 0, mtu);
1127 int mtu;
1129 mtu = tdev->mtu - t_hlen;
1130 if (mtu < IPV6_MIN_MTU)
1131 mtu = IPV6_MIN_MTU;
1132 WRITE_ONCE(dev->mtu, mtu);
1431 dev->mtu = ETH_DATA_LEN - t_hlen;
1583 u32 mtu = nla_get_u32(tb[IFLA_MTU]);
1585 if (mtu >= IPV6_MIN_MTU &&
1586 mtu <= IP6_MAX_MTU - dev->hard_header_len)
1587 dev->mtu = mtu;