TCP_RTT_SHIFT
tp->t_srtt = max(tp->t_srtt_prev, (rtt << TCP_RTT_SHIFT));
- (tp->t_srtt >> (TCP_RTT_SHIFT - TCP_DELTA_SHIFT));
tp->t_srtt = rtt << TCP_RTT_SHIFT;
bwnd = (int64_t)bw * USERTT / (hz << TCP_RTT_SHIFT) +
tp->t_badrxtwin = ticks + (tp->t_srtt >> (TCP_RTT_SHIFT + 1));
(tcp_eifel_rtoinc << TCP_RTT_SHIFT);
tp->t_rttvar += (tp->t_srtt >> TCP_RTT_SHIFT);
max((tp)->t_rttmin, (((tp)->t_srtt >> (TCP_RTT_SHIFT - TCP_DELTA_SHIFT)) \