psh_hlen 1045 net/ipv6/ip6_tunnel.c unsigned int psh_hlen = sizeof(struct ipv6hdr) + t->encap_hlen; psh_hlen 1046 net/ipv6/ip6_tunnel.c unsigned int max_headroom = psh_hlen; psh_hlen 1127 net/ipv6/ip6_tunnel.c mtu = dst_mtu(dst) - eth_hlen - psh_hlen - t->tun_hlen;