Lines Matching refs:pmtu
970 * rely only on pmtu discovery"
1509 /* Reset pmtu, it may be better */
1536 struct net_device *dev, u32 pmtu)
1545 if (pmtu >= dst_mtu(&rt->u.dst))
1548 if (pmtu < IPV6_MIN_MTU) {
1555 pmtu = IPV6_MIN_MTU;
1567 when cache entry will expire old pmtu
1571 rt->u.dst.metrics[RTAX_MTU-1] = pmtu;
1590 nrt->u.dst.metrics[RTAX_MTU-1] = pmtu;
1597 * which is 10 mins. After 10 mins the decreased pmtu is expired
1951 /* In IPv6 pmtu discovery is not optional,