2658 static void tcp_process_loss(struct sock *sk, int flag, bool is_dupack,  in tcp_process_loss()  argument
2677 			if (flag & FLAG_DATA_SACKED || is_dupack)  in tcp_process_loss()
2703 		if (after(tp->snd_nxt, tp->high_seq) && is_dupack)  in tcp_process_loss()
2781 				  bool is_dupack, int *ack_flag, int *rexmit)  in tcp_fastretrans_alert()  argument
2786 	bool do_lost = is_dupack || ((flag & FLAG_DATA_SACKED) &&  in tcp_fastretrans_alert()
2834 			if (tcp_is_reno(tp) && is_dupack)  in tcp_fastretrans_alert()
2850 		tcp_process_loss(sk, flag, is_dupack, rexmit);  in tcp_fastretrans_alert()
2861 			if (is_dupack)  in tcp_fastretrans_alert()
3581 	bool is_dupack = false;  in tcp_ack()  local
3691 		is_dupack = !(flag & (FLAG_SND_UNA_ADVANCED | FLAG_NOT_DUP));  in tcp_ack()
3692 		tcp_fastretrans_alert(sk, prior_snd_una, is_dupack, &flag,  in tcp_ack()
3710 		tcp_fastretrans_alert(sk, prior_snd_una, is_dupack, &flag,  in tcp_ack()
3735 		tcp_fastretrans_alert(sk, prior_snd_una, is_dupack, &flag,  in tcp_ack()