taglinefilesource code
tcp_connected939net/ipv4/af_inet.cif (sock->state == SS_CONNECTING && tcp_connected(sk->state))
tcp_connected1105net/ipv4/af_inet.cif (!tcp_connected(sk->state)) 
tcp_connected1179net/ipv4/af_inet.cif (!tcp_connected(sk->state)) 
tcp_connected1594net/ipv4/tcp.cif (sk->ip_xmit_timeout != TIME_WRITE && tcp_connected(sk->state))