Lines Matching refs:mtu
434 int mtu;
480 mtu = dst_mtu(dst);
481 if ((!skb_is_gso(skb) && skb->len > mtu) ||
482 (skb_is_gso(skb) && !skb_gso_validate_network_len(skb, mtu))) {
483 skb_dst_update_pmtu_no_confirm(skb, mtu);
486 if (mtu < IPV6_MIN_MTU)
487 mtu = IPV6_MIN_MTU;
490 icmpv6_ndo_send(skb, ICMPV6_PKT_TOOBIG, 0, mtu);
497 htonl(mtu));
745 dev->mtu = ETH_DATA_LEN;