do_ipv6_setsockopt  950 net/ipv6/ipv6_sockglue.c 	err = do_ipv6_setsockopt(sk, level, optname, optval, optlen);
do_ipv6_setsockopt  981 net/ipv6/ipv6_sockglue.c 	err = do_ipv6_setsockopt(sk, level, optname, optval, optlen);