ipv6_hash_secret 29 net/ipv6/inet6_hashtables.c static u32 ipv6_hash_secret __read_mostly; ipv6_hash_secret 34 net/ipv6/inet6_hashtables.c net_get_random_once(&ipv6_hash_secret, sizeof(ipv6_hash_secret)); ipv6_hash_secret 37 net/ipv6/inet6_hashtables.c fhash = __ipv6_addr_jhash(faddr, ipv6_hash_secret);