3155 static void tcp_cong_avoid(struct sock *sk, u32 ack, u32 acked)  in tcp_cong_avoid()  argument
3159 	icsk->icsk_ca_ops->cong_avoid(sk, ack, acked);  in tcp_cong_avoid()
3503 static void tcp_cong_control(struct sock *sk, u32 ack, u32 acked_sacked,  in tcp_cong_control()  argument
3518 		tcp_cong_avoid(sk, ack, acked_sacked);  in tcp_cong_control()
3527 					const u32 ack, const u32 ack_seq,  in tcp_may_update_window()  argument
3530 	return	after(ack, tp->snd_una) ||  in tcp_may_update_window()
3536 static void tcp_snd_una_update(struct tcp_sock *tp, u32 ack)  in tcp_snd_una_update()  argument
3538 	u32 delta = ack - tp->snd_una;  in tcp_snd_una_update()
3542 	tp->snd_una = ack;  in tcp_snd_una_update()
3560 static int tcp_ack_update_window(struct sock *sk, const struct sk_buff *skb, u32 ack,  in tcp_ack_update_window()  argument
3570 	if (tcp_may_update_window(tp, ack, ack_seq, nwin)) {  in tcp_ack_update_window()
3593 	tcp_snd_una_update(tp, ack);  in tcp_ack_update_window()
3697 static void tcp_process_tlp_ack(struct sock *sk, u32 ack, int flag)  in tcp_process_tlp_ack()  argument
3701 	if (before(ack, tp->tlp_high_seq))  in tcp_process_tlp_ack()
3710 	} else if (after(ack, tp->tlp_high_seq)) {  in tcp_process_tlp_ack()
3781 	u32 ack = TCP_SKB_CB(skb)->ack_seq;  in tcp_ack()  local
3799 	if (before(ack, prior_snd_una)) {  in tcp_ack()
3805 		if (before(ack, prior_snd_una - max_window)) {  in tcp_ack()
3816 	if (after(ack, tp->snd_nxt))  in tcp_ack()
3819 	if (after(ack, prior_snd_una)) {  in tcp_ack()
3826 				icsk->icsk_clean_acked(sk, ack);  in tcp_ack()
3846 		tcp_snd_una_update(tp, ack);  in tcp_ack()
3860 		flag |= tcp_ack_update_window(sk, skb, ack, ack_seq);  in tcp_ack()
3906 		tcp_process_tlp_ack(sk, ack, flag);  in tcp_ack()
3931 	tcp_cong_control(sk, ack, delivered, flag, sack_state.rate);  in tcp_ack()
3949 		tcp_process_tlp_ack(sk, ack, flag);  in tcp_ack()
4283 	u32 ack = TCP_SKB_CB(skb)->ack_seq;  in tcp_disordered_ack()  local
4286 		(th->ack && seq == TCP_SKB_CB(skb)->end_seq && seq == tp->rcv_nxt) &&  in tcp_disordered_ack()
4289 		ack == tp->snd_una &&  in tcp_disordered_ack()
4292 		!tcp_may_update_window(tp, ack, seq, ntohs(th->window) << tp->rx_opt.snd_wscale) &&  in tcp_disordered_ack()
5969 	if (!th->ack && !th->rst && !th->syn)  in tcp_rcv_established()
6164 	if (th->ack) {  in tcp_rcv_synsent_state_process()
6437 		if (th->ack)  in tcp_rcv_state_process()
6490 	if (!th->ack && !th->rst && !th->syn)  in tcp_rcv_state_process()