IP_ADD_MEMBERSHIP 126 arch/um/drivers/umcast_user.c if (setsockopt(fd, SOL_IP, IP_ADD_MEMBERSHIP, IP_ADD_MEMBERSHIP 571 net/ipv4/ip_sockglue.c case IP_ADD_MEMBERSHIP: IP_ADD_MEMBERSHIP 905 net/ipv4/ip_sockglue.c case IP_ADD_MEMBERSHIP: IP_ADD_MEMBERSHIP 926 net/ipv4/ip_sockglue.c if (optname == IP_ADD_MEMBERSHIP) IP_ADD_MEMBERSHIP 437 tools/testing/selftests/net/nettest.c rc = setsockopt(sd, IPPROTO_IP, IP_ADD_MEMBERSHIP, &mreq, sizeof(mreq)); IP_ADD_MEMBERSHIP 400 tools/testing/selftests/networking/timestamping/timestamping.c if (setsockopt(sock, IPPROTO_IP, IP_ADD_MEMBERSHIP,