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Searched refs:t_srtt (Results 1 – 10 of 10) sorted by relevance

/freebsd/sys/netinet/
H A Dtcp_input.c376 if (tp->t_srtt == 0 && (rtt = metrics.hc_rtt)) { in cc_conn_init()
377 tp->t_srtt = rtt; in cc_conn_init()
385 tp->t_srtt * TCP_RTTVAR_SCALE / TCP_RTT_SCALE; in cc_conn_init()
388 ((tp->t_srtt >> 2) + tp->t_rttvar) >> 1, in cc_conn_init()
1479 tp->t_srtt != 0 && tp->rfbuf_ts != 0 && in tcp_autorcvbuf()
1481 ((tp->t_srtt >> TCP_RTT_SHIFT)/2)) { in tcp_autorcvbuf()
3702 if ((tp->t_srtt != 0) && (tp->t_rxtshift <= TCP_RTT_INVALIDATE)) { in tcp_xmit_timer()
3711 - (tp->t_srtt >> (TCP_RTT_SHIFT - TCP_DELTA_SHIFT)); in tcp_xmit_timer()
3713 if ((tp->t_srtt += delta) <= 0) in tcp_xmit_timer()
3714 tp->t_srtt = 1; in tcp_xmit_timer()
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H A Dtcp_subr.c2325 tp->t_srtt = TCPTV_SRTTBASE; in tcp_newtcpcb()
2507 metrics.hc_rtt = tp->t_srtt; in tcp_discardcb()
4207 if (tp->t_srtt > 1) { in tcp_change_time_units()
4210 val = tp->t_srtt >> TCP_RTT_SHIFT; in tcp_change_time_units()
4211 frac = tp->t_srtt & 0x1f; in tcp_change_time_units()
4212 tp->t_srtt = TICKS_2_USEC(val); in tcp_change_time_units()
4224 tp->t_srtt += frac; in tcp_change_time_units()
4253 if (tp->t_srtt > 1) { in tcp_change_time_units()
4256 val = USEC_2_TICKS(tp->t_srtt); in tcp_change_time_units()
4257 frac = tp->t_srtt % (HPTS_USEC_IN_SEC / hz); in tcp_change_time_units()
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H A Dtcp_var.h365 int t_srtt; /* smoothed round-trip time */ member
939 max((tp)->t_rttmin, (((tp)->t_srtt >> (TCP_RTT_SHIFT - TCP_DELTA_SHIFT)) \
H A Dtcp_timer.c615 tp->t_badrxtwin = ticks + (tp->t_srtt >> (TCP_RTT_SHIFT + 1)); in tcp_timer_rexmt()
H A Dsiftr.c687 pn->srtt = ((uint64_t)tp->t_srtt * tick) >> TCP_RTT_SHIFT; in siftr_siftdata()
H A Dtcp_usrreq.c1589 ti->tcpi_rtt = ((u_int64_t)tp->t_srtt * tick) >> TCP_RTT_SHIFT; in tcp_fill_info()
3145 tp->t_rxtcur, tp->t_maxseg, tp->t_srtt); in db_print_tcpcb()
H A Dtcp_output.c1758 int t = ((tp->t_srtt >> 2) + tp->t_rttvar) >> 1; in tcp_setpersist()
/freebsd/sys/netinet/tcp_stacks/
H A Dbbr.c540 if (tp->t_srtt == 0) { in bbr_get_persists_timer_val()
544 srtt = ((uint64_t)TICKS_2_USEC(tp->t_srtt) >> TCP_RTT_SHIFT); in bbr_get_persists_timer_val()
596 if (tp->t_srtt == 0) in bbr_timer_start()
599 tov = ((uint64_t)(TICKS_2_USEC(tp->t_srtt) + in bbr_timer_start()
2440 log.u_bbr.flex6 = bbr->rc_tp->t_srtt; in bbr_log_timer_var()
2932 } else if (bbr->rc_tp->t_srtt != 0) { in __bbr_get_bw()
4126 if ((bbr->rc_tp)->t_srtt == 0) in bbr_calc_thresh_rack()
4192 if (tp->t_srtt == 0) in bbr_calc_thresh_tlp()
4225 if (bbr->rc_tp->t_srtt == 0) in bbr_get_rtt()
4228 f_rtt = (TICKS_2_USEC(bbr->rc_tp->t_srtt) >> TCP_RTT_SHIFT); in bbr_get_rtt()
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H A Drack.c431 #define RACK_REXMTVAL(tp) max(rack_rto_min, ((tp)->t_srtt + ((tp)->t_rttvar << 2)))
2399 if (rack->rc_tp->t_srtt == 0) { in rack_get_gp_est()
2408 srtt = (uint64_t)rack->rc_tp->t_srtt; in rack_get_gp_est()
2712 log.u_bbr.flex1 = rack->rc_tp->t_srtt; in rack_log_to_start()
3106 log.u_bbr.lost = rack->rc_tp->t_srtt; in rack_log_doseg_done()
3560 srtt = (uint64_t)tp->t_srtt; in rack_get_measure_window()
5105 srtt = (uint64_t)tp->t_srtt; in rack_do_goodput_measurement()
6078 else if (tp->t_srtt == 0) in rack_grab_rtt()
6080 return (tp->t_srtt); in rack_grab_rtt()
6131 t = (tp->t_srtt + (tp->t_rttvar << 2)); in rack_get_persists_timer_val()
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/freebsd/cddl/lib/libdtrace/
H A Dtcp.d251 tcps_srtt = p == NULL ? -1 : p->t_srtt; /* smoothed RTT in units of (TCP_RTT_SCALE*hz) */