Lines Matching defs:pmtu
944 * rely only on pmtu discovery"
1526 /* Reset pmtu, it may be better */
1553 struct net *net, u32 pmtu, int ifindex)
1562 if (pmtu >= dst_mtu(&rt->dst))
1565 if (pmtu < IPV6_MIN_MTU) {
1572 pmtu = IPV6_MIN_MTU;
1584 when cache entry will expire old pmtu
1588 rt->dst.metrics[RTAX_MTU-1] = pmtu;
1607 nrt->dst.metrics[RTAX_MTU-1] = pmtu;
1614 * which is 10 mins. After 10 mins the decreased pmtu is expired
1627 struct net_device *dev, u32 pmtu)
1643 rt6_do_pmtu_disc(daddr, saddr, net, pmtu, 0);
1644 rt6_do_pmtu_disc(daddr, saddr, net, pmtu, dev->ifindex);
2021 /* In IPv6 pmtu discovery is not optional,