Lines Matching refs:pmtu
773 int tcp_mtu_to_mss(struct sock *sk, int pmtu)
782 mss_now = pmtu - icsk->icsk_af_ops->net_header_len - sizeof(struct tcphdr);
828 /* This function synchronize snd mss to current pmtu/exthdr set.
837 inet_csk(sk)->icsk_pmtu_cookie is last pmtu, seen by this function.
841 taking into account current pmtu, but never exceeds
851 unsigned int tcp_sync_mss(struct sock *sk, u32 pmtu)
857 if (icsk->icsk_mtup.search_high > pmtu)
858 icsk->icsk_mtup.search_high = pmtu;
860 mss_now = tcp_mtu_to_mss(sk, pmtu);
867 icsk->icsk_pmtu_cookie = pmtu;