2953 static void tcp_cong_avoid(struct sock *sk, u32 ack, u32 acked)  in tcp_cong_avoid()  argument
2957 	icsk->icsk_ca_ops->cong_avoid(sk, ack, acked);  in tcp_cong_avoid()
3273 					const u32 ack, const u32 ack_seq,  in tcp_may_update_window()  argument
3276 	return	after(ack, tp->snd_una) ||  in tcp_may_update_window()
3286 static int tcp_ack_update_window(struct sock *sk, const struct sk_buff *skb, u32 ack,  in tcp_ack_update_window()  argument
3296 	if (tcp_may_update_window(tp, ack, ack_seq, nwin)) {  in tcp_ack_update_window()
3316 	tp->snd_una = ack;  in tcp_ack_update_window()
3369 static void tcp_process_tlp_ack(struct sock *sk, u32 ack, int flag)  in tcp_process_tlp_ack()  argument
3372 	bool is_tlp_dupack = (ack == tp->tlp_high_seq) &&  in tcp_process_tlp_ack()
3384 	if (after(ack, tp->tlp_high_seq)) {  in tcp_process_tlp_ack()
3413 	u32 ack = TCP_SKB_CB(skb)->ack_seq;  in tcp_ack()  local
3427 	if (before(ack, prior_snd_una)) {  in tcp_ack()
3429 		if (before(ack, prior_snd_una - tp->max_window)) {  in tcp_ack()
3439 	if (after(ack, tp->snd_nxt))  in tcp_ack()
3446 	if (after(ack, prior_snd_una)) {  in tcp_ack()
3459 	if (!(flag & FLAG_SLOWPATH) && after(ack, prior_snd_una)) {  in tcp_ack()
3465 		tp->snd_una = ack;  in tcp_ack()
3479 		flag |= tcp_ack_update_window(sk, skb, ack, ack_seq);  in tcp_ack()
3513 		tcp_cong_avoid(sk, ack, acked);  in tcp_ack()
3521 		tcp_process_tlp_ack(sk, ack, flag);  in tcp_ack()
3547 		tcp_process_tlp_ack(sk, ack, flag);  in tcp_ack()
3551 	SOCK_DEBUG(sk, "Ack %u after %u:%u\n", ack, tp->snd_una, tp->snd_nxt);  in tcp_ack()
3565 	SOCK_DEBUG(sk, "Ack %u before %u:%u\n", ack, tp->snd_una, tp->snd_nxt);  in tcp_ack()
3793 	u32 ack = TCP_SKB_CB(skb)->ack_seq;  in tcp_disordered_ack()  local
3796 		(th->ack && seq == TCP_SKB_CB(skb)->end_seq && seq == tp->rcv_nxt) &&  in tcp_disordered_ack()
3799 		ack == tp->snd_una &&  in tcp_disordered_ack()
3802 		!tcp_may_update_window(tp, ack, seq, ntohs(th->window) << tp->rx_opt.snd_wscale) &&  in tcp_disordered_ack()
5257 	if (!th->ack && !th->rst && !th->syn)  in tcp_rcv_established()
5390 	if (th->ack) {  in tcp_rcv_synsent_state_process()
5622 		if (th->ack)  in tcp_rcv_state_process()
5677 	if (!th->ack && !th->rst && !th->syn)  in tcp_rcv_state_process()