taglinefilesource code
send_tmp1652net/ipv4/tcp.cstruct sk_buff *send_tmp;
send_tmp1818net/ipv4/tcp.csend_tmp = NULL;
send_tmp1831net/ipv4/tcp.csend_tmp = skb;
send_tmp1932net/ipv4/tcp.cif (send_tmp != NULL && sk->packets_out) 
send_tmp1934net/ipv4/tcp.ctcp_enqueue_partial(send_tmp, sk);