taglinefilesource code
send_head281net/inet/af_inet.cfor(skb = sk->send_head; skb != NULL; )
send_head299net/inet/af_inet.csk->send_head = NULL;
send_head614net/inet/af_inet.csk->send_head = NULL;
send_head1739net/inet/ip.cif (sk->send_head == NULL) 
send_head1742net/inet/ip.csk->send_head = skb;
send_head1804net/inet/ip.cskb = sk->send_head;
send_head596net/inet/ipx.csk->send_head=NULL;
send_head92net/inet/sock.hstruct sk_buff    * volatile send_head;
send_head660net/inet/tcp.csk->send_head == NULL &&
send_head798net/inet/tcp.cif (sk->send_head == NULL && skb_peek(&sk->write_queue) == NULL
send_head1953net/inet/tcp.cnewsk->send_head = NULL;
send_head2443net/inet/tcp.cfor (skb = sk->send_head; skb != NULL; skb = skb2) 
send_head2468net/inet/tcp.csk->send_head = list;
send_head2547net/inet/tcp.cskb2 = sk->send_head;
send_head2548net/inet/tcp.csk->send_head = NULL;
send_head2578net/inet/tcp.cif (sk->send_head == NULL) 
send_head2580net/inet/tcp.csk->send_head = skb;
send_head2594net/inet/tcp.cif (sk->send_tail == NULL || sk->send_head == NULL) 
send_head2596net/inet/tcp.csk->send_head = NULL;
send_head2670net/inet/tcp.cwhile(sk->send_head != NULL) 
send_head2673net/inet/tcp.cif (sk->send_head->link3 &&
send_head2674net/inet/tcp.cafter(sk->send_head->h.seq, sk->send_head->link3->h.seq)) 
send_head2680net/inet/tcp.cif (before(sk->send_head->h.seq, ack+1)) 
send_head2698net/inet/tcp.cif (sk->send_head->link3)
send_head2726net/inet/tcp.coskb = sk->send_head;
send_head2763net/inet/tcp.coskb = sk->send_head;
send_head2765net/inet/tcp.csk->send_head = oskb->link3;
send_head2766net/inet/tcp.cif (sk->send_head == NULL) 
send_head2804net/inet/tcp.csk->send_head == NULL &&
send_head2813net/inet/tcp.cif (sk->send_head == NULL && sk->ack_backlog == 0 &&
send_head2837net/inet/tcp.cskb_peek(&sk->write_queue) == NULL && sk->send_head == NULL) 
send_head2936net/inet/tcp.cif (((!flag) || (flag&4)) && sk->send_head != NULL &&
send_head2938net/inet/tcp.c(sk->send_head->when + sk->rto < jiffies))) 
send_head105net/inet/timer.csk->send_head == NULL &&
send_head176net/inet/timer.cskb = sk->send_head;