Lines Matching refs:interface_mtu
4364 int interface_mtu = rt->rt_ifp->if_mtu; in pf_calc_mss() local
4368 interface_mtu = IN6_LINKMTU(rt->rt_ifp); in pf_calc_mss()
4370 interface_mtu -= CLAT46_HDR_EXPANSION_OVERHD; in pf_calc_mss()
4372 mss = interface_mtu - hlen - sizeof(struct tcphdr); in pf_calc_mss()
9229 int interface_mtu = 0; in pf_route() local
9337 interface_mtu = ifp->if_mtu; in pf_route()
9340 interface_mtu = IN6_LINKMTU(ifp); in pf_route()
9342 interface_mtu -= CLAT46_HDR_EXPANSION_OVERHD; in pf_route()
9345 if (ntohs(ip->ip_len) <= interface_mtu || TSO_IPV4_OK(ifp, m0) || in pf_route()
9368 interface_mtu); in pf_route()
9382 error = ip_fragment(m0, ifp, interface_mtu, sw_csum); in pf_route()