pbi1 775 net/ipv6/sit.c int pbi1; pbi1 785 net/ipv6/sit.c pbi1 = pbi0 - tunnel->ip6rd.relay_prefixlen; pbi1 786 net/ipv6/sit.c if (pbi1 > 0) pbi1 788 net/ipv6/sit.c (32 - pbi1);