taglinefilesource code
sock_rspace358drivers/net/d_link.ctcp_prot.rspace = sock_rspace; /* see comment above! */
sock_rspace249net/inet/packet.csock_rspace,
sock_rspace384net/inet/raw.csock_rspace,
sock_rspace253net/inet/sock.hextern unsigned long    sock_rspace(struct sock *sk);
sock_rspace3496net/inet/tcp.csock_rspace,
sock_rspace621net/inet/udp.csock_rspace,