127 #define IsReno(tp) ((tp)->sack_ok == 0)  macro
900 		else if (IsReno(tp))  in tcp_update_reordering()
1339 	return IsReno(tp) ? tp->sacked_out+1 : tp->fackets_out;  in tcp_fackets_out()
1680 	if (tp->snd_una == tp->high_seq && IsReno(tp)) {  in tcp_try_undo_recovery()
1707 	int failed = IsReno(tp) || tp->fackets_out>tp->reordering;  in tcp_try_undo_partial()
1746 		if (!IsReno(tp))  in tcp_try_undo_loss()
1863 			    IsReno(tp) || tp->snd_una != tp->high_seq) {  in tcp_fastretrans_alert()
1870 			if (IsReno(tp))  in tcp_fastretrans_alert()
1883 			if (IsReno(tp) && is_dupack)  in tcp_fastretrans_alert()
1887 			if (IsReno(tp))  in tcp_fastretrans_alert()
1904 		if (IsReno(tp)) {  in tcp_fastretrans_alert()
1921 		if (IsReno(tp))  in tcp_fastretrans_alert()