Lines Matching defs:mtu
454 int mtu;
514 mtu = dst_mtu(dst);
515 if (skb->len > mtu) {
516 skb_dst_update_pmtu_no_confirm(skb, mtu);
519 if (mtu < IPV6_MIN_MTU)
520 mtu = IPV6_MIN_MTU;
522 icmpv6_ndo_send(skb, ICMPV6_PKT_TOOBIG, 0, mtu);
527 htonl(mtu));
659 int mtu;
673 if (keep_mtu && dev->mtu) {
674 dev->mtu = clamp(dev->mtu, dev->min_mtu, dev->max_mtu);
694 mtu = tdev->mtu - sizeof(struct ipv6hdr);
696 mtu = ETH_DATA_LEN - LL_MAX_HEADER - sizeof(struct ipv6hdr);
698 dev->mtu = max_t(int, mtu, IPV4_MIN_MTU);