taglinefilesource code
send_head314net/inet/af_inet.cfor(skb = sk->send_head; skb != NULL; )
send_head332net/inet/af_inet.csk->send_head = NULL;
send_head665net/inet/af_inet.csk->send_head = NULL;
send_head1884net/inet/ip.cif (sk->send_head == NULL)
send_head1887net/inet/ip.csk->send_head = skb;
send_head1371net/inet/ipx.csk->send_head=NULL;
send_head99net/inet/sock.hstruct sk_buff    * volatile send_head;
send_head409net/inet/tcp.cskb = sk->send_head;
send_head694net/inet/tcp.cskb = sk->send_head;
send_head1187net/inet/tcp.csk->send_head == NULL && sk->ack_backlog == 0)
send_head1383net/inet/tcp.cif (sk->send_head == NULL && skb_peek(&sk->write_queue) == NULL
send_head2732net/inet/tcp.cnewsk->send_head = NULL;
send_head3200net/inet/tcp.cskb2 = sk->send_head;
send_head3201net/inet/tcp.csk->send_head = NULL;
send_head3236net/inet/tcp.cif (sk->send_head == NULL) 
send_head3238net/inet/tcp.csk->send_head = skb;
send_head3256net/inet/tcp.cif (sk->send_tail == NULL || sk->send_head == NULL) 
send_head3258net/inet/tcp.csk->send_head = NULL;
send_head3349net/inet/tcp.cwhile(sk->send_head != NULL) 
send_head3352net/inet/tcp.cif (sk->send_head->link3 &&
send_head3353net/inet/tcp.cafter(sk->send_head->h.seq, sk->send_head->link3->h.seq)) 
send_head3361net/inet/tcp.cif (before(sk->send_head->h.seq, ack+1)) 
send_head3379net/inet/tcp.cif (sk->send_head->link3)  /* Any more queued retransmits? */
send_head3407net/inet/tcp.coskb = sk->send_head;
send_head3445net/inet/tcp.coskb = sk->send_head;
send_head3447net/inet/tcp.csk->send_head = oskb->link3;
send_head3448net/inet/tcp.cif (sk->send_head == NULL) 
send_head3498net/inet/tcp.csk->send_head == NULL &&
send_head3541net/inet/tcp.cif (sk->send_head || skb_peek(&sk->write_queue) != NULL || sk->ack_backlog) {
send_head3559net/inet/tcp.cskb_peek(&sk->write_queue) == NULL && sk->send_head == NULL) 
send_head3674net/inet/tcp.cif (((!flag) || (flag&4)) && sk->send_head != NULL &&
send_head3676net/inet/tcp.c(sk->send_head->when + sk->rto < jiffies))) 
send_head3678net/inet/tcp.cif(sk->send_head->when + sk->rto < jiffies)
send_head172net/inet/timer.cskb = sk->send_head;