1104 	if (before(start_seq_0, TCP_SKB_CB(ack_skb)->ack_seq)) {  in tcp_check_dsack()
1683 	if (before(TCP_SKB_CB(ack_skb)->ack_seq, prior_snd_una - tp->max_window))  in tcp_sacktag_write_queue()
1709 				if ((TCP_SKB_CB(ack_skb)->ack_seq != tp->snd_una) &&  in tcp_sacktag_write_queue()
3367 					const u32 ack, const u32 ack_seq,  in tcp_may_update_window()  argument
3371 		after(ack_seq, tp->snd_wl1) ||  in tcp_may_update_window()
3372 		(ack_seq == tp->snd_wl1 && nwin > tp->snd_wnd);  in tcp_may_update_window()
3405 				 u32 ack_seq)  in tcp_ack_update_window()  argument
3414 	if (tcp_may_update_window(tp, ack, ack_seq, nwin)) {  in tcp_ack_update_window()
3416 		tcp_update_wl(tp, ack_seq);  in tcp_ack_update_window()
3600 	u32 ack_seq = TCP_SKB_CB(skb)->seq;  in tcp_ack()  local
3601 	u32 ack = TCP_SKB_CB(skb)->ack_seq;  in tcp_ack()
3661 		tcp_update_wl(tp, ack_seq);  in tcp_ack()
3671 		if (ack_seq != TCP_SKB_CB(skb)->end_seq)  in tcp_ack()
3676 		flag |= tcp_ack_update_window(sk, skb, ack, ack_seq);  in tcp_ack()
4001 	u32 ack = TCP_SKB_CB(skb)->ack_seq;  in tcp_disordered_ack()
4353 	TCP_SKB_CB(to)->ack_seq = TCP_SKB_CB(from)->ack_seq;  in tcp_try_coalesce()
4625 	TCP_SKB_CB(skb)->ack_seq = tcp_sk(sk)->snd_una - 1;  in tcp_send_rcvq()
5413 	    !after(TCP_SKB_CB(skb)->ack_seq, tp->snd_nxt)) {  in tcp_rcv_established()
5518 			if (TCP_SKB_CB(skb)->ack_seq != tp->snd_una) {  in tcp_rcv_established()
5692 		if (!after(TCP_SKB_CB(skb)->ack_seq, tp->snd_una) ||  in tcp_rcv_synsent_state_process()
5693 		    after(TCP_SKB_CB(skb)->ack_seq, tp->snd_nxt))  in tcp_rcv_synsent_state_process()
6012 		tp->snd_una = TCP_SKB_CB(skb)->ack_seq;  in tcp_rcv_state_process()