547 	TCPT_RANGESET_NOSLOP(ret_val, ((srtt + var) * tcp_backoff[tp->t_rxtshift]),  in bbr_get_persists_timer_val()
601 			if (tp->t_rxtshift)  in bbr_timer_start()
602 				tov *= tcp_backoff[tp->t_rxtshift];  in bbr_timer_start()
4659 		tp->t_rxtshift++;  in bbr_timeout_tlp()
4754 	if (tp->t_rxtshift >= V_tcp_retries &&  in bbr_timeout_persist()
4787 	if (tp->t_rxtshift < V_tcp_retries)  in bbr_timeout_persist()
4788 		tp->t_rxtshift++;  in bbr_timeout_persist()
4979 		tp->t_rxtshift++;  in bbr_timeout_rxt()
4981 	if (tp->t_rxtshift > V_tcp_retries) {  in bbr_timeout_rxt()
4982 		tp->t_rxtshift = V_tcp_retries;  in bbr_timeout_rxt()
4996 	} else if (tp->t_rxtshift == 1) {  in bbr_timeout_rxt()
5024 		rexmt = USEC_2_TICKS(BBR_INITIAL_RTO) * tcp_backoff[tp->t_rxtshift];  in bbr_timeout_rxt()
5026 		rexmt = TCP_REXMTVAL(tp) * tcp_backoff[tp->t_rxtshift];  in bbr_timeout_rxt()
5055 		    (tp->t_rxtshift >= 2 && tp->t_rxtshift < 6 &&  in bbr_timeout_rxt()
5056 		    tp->t_rxtshift % 2 == 0)) {  in bbr_timeout_rxt()
5123 			    (tp->t_rxtshift >= 6)) {  in bbr_timeout_rxt()
5149 	    (tp->t_rxtshift == 3))  in bbr_timeout_rxt()
5157 	if (tp->t_rxtshift > TCP_MAXRXTSHIFT / 4) {  in bbr_timeout_rxt()
6100 	tp->t_rxtshift = 0;  in bbr_collapse_rtt()
7740 			tp->t_rxtshift = 0;  in bbr_process_ack()
7803 		if (tp->t_rxtshift == 1 &&  in bbr_process_ack()
7884 		tp->t_rxtshift = 0;  in bbr_enter_persist()
7972 	tp->t_rxtshift = 0;  in bbr_exit_persist()
8659 		if (tp->t_rxtshift == 1 &&  in bbr_fastack()
12083 	    (tp->t_rxtshift == 0)) {	/* not a retransmit */  in bbr_output_wtime()
12430 	    (((flags & TH_SYN) && (tp->t_rxtshift > 0)) ||  in bbr_output_wtime()
12863 			    (tp->t_rxtshift == 0)) {  in bbr_output_wtime()