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Searched refs:t_srtt (Results 1 – 11 of 11) sorted by relevance

/freebsd/sys/netinet/
H A Dtcp_input.c373 if (tp->t_srtt == 0 && (rtt = metrics.hc_rtt)) { in cc_conn_init()
374 tp->t_srtt = rtt; in cc_conn_init()
382 tp->t_srtt * TCP_RTTVAR_SCALE / TCP_RTT_SCALE; in cc_conn_init()
385 ((tp->t_srtt >> 2) + tp->t_rttvar) >> 1, in cc_conn_init()
1472 tp->t_srtt != 0 && tp->rfbuf_ts != 0 && in tcp_autorcvbuf()
1474 ((tp->t_srtt >> TCP_RTT_SHIFT)/2)) { in tcp_autorcvbuf()
3656 if ((tp->t_srtt != 0) && (tp->t_rxtshift <= TCP_RTT_INVALIDATE)) { in tcp_xmit_timer()
3665 - (tp->t_srtt >> (TCP_RTT_SHIFT - TCP_DELTA_SHIFT)); in tcp_xmit_timer()
3667 if ((tp->t_srtt += delta) <= 0) in tcp_xmit_timer()
3668 tp->t_srtt = 1; in tcp_xmit_timer()
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H A Dtcp_subr.c2315 tp->t_srtt = TCPTV_SRTTBASE; in tcp_newtcpcb()
2486 metrics.hc_rtt = tp->t_srtt; in tcp_discardcb()
4452 if (tp->t_srtt > 1) { in tcp_change_time_units()
4455 val = tp->t_srtt >> TCP_RTT_SHIFT; in tcp_change_time_units()
4456 frac = tp->t_srtt & 0x1f; in tcp_change_time_units()
4457 tp->t_srtt = TICKS_2_USEC(val); in tcp_change_time_units()
4469 tp->t_srtt += frac; in tcp_change_time_units()
4498 if (tp->t_srtt > 1) { in tcp_change_time_units()
4501 val = USEC_2_TICKS(tp->t_srtt); in tcp_change_time_units()
4502 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
926 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.c1593 ti->tcpi_rtt = ((u_int64_t)tp->t_srtt * tick) >> TCP_RTT_SHIFT; in tcp_fill_info()
3156 tp->t_rxtcur, tp->t_maxseg, tp->t_srtt); in db_print_tcpcb()
H A Dtcp_output.c1746 int t = ((tp->t_srtt >> 2) + tp->t_rttvar) >> 1; in tcp_setpersist()
H A Dtcp_log_buf.c1865 log_buf->tlb_srtt = tp->t_srtt; in tcp_log_event()
/freebsd/sys/netinet/tcp_stacks/
H A Dbbr.c538 if (tp->t_srtt == 0) { in bbr_get_persists_timer_val()
542 srtt = ((uint64_t)TICKS_2_USEC(tp->t_srtt) >> TCP_RTT_SHIFT); in bbr_get_persists_timer_val()
594 if (tp->t_srtt == 0) in bbr_timer_start()
597 tov = ((uint64_t)(TICKS_2_USEC(tp->t_srtt) + in bbr_timer_start()
2438 log.u_bbr.flex6 = bbr->rc_tp->t_srtt; in bbr_log_timer_var()
2930 } else if (bbr->rc_tp->t_srtt != 0) { in __bbr_get_bw()
4124 if ((bbr->rc_tp)->t_srtt == 0) in bbr_calc_thresh_rack()
4190 if (tp->t_srtt == 0) in bbr_calc_thresh_tlp()
4223 if (bbr->rc_tp->t_srtt == 0) in bbr_get_rtt()
4226 f_rtt = (TICKS_2_USEC(bbr->rc_tp->t_srtt) >> TCP_RTT_SHIFT); in bbr_get_rtt()
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H A Drack.c428 #define RACK_REXMTVAL(tp) max(rack_rto_min, ((tp)->t_srtt + ((tp)->t_rttvar << 2)))
2397 if (rack->rc_tp->t_srtt == 0) { in rack_get_gp_est()
2406 srtt = (uint64_t)rack->rc_tp->t_srtt; in rack_get_gp_est()
2710 log.u_bbr.flex1 = rack->rc_tp->t_srtt; in rack_log_to_start()
3104 log.u_bbr.lost = rack->rc_tp->t_srtt; in rack_log_doseg_done()
3557 srtt = (uint64_t)tp->t_srtt; in rack_get_measure_window()
5102 srtt = (uint64_t)tp->t_srtt; in rack_do_goodput_measurement()
6075 else if (tp->t_srtt == 0) in rack_grab_rtt()
6077 return (tp->t_srtt); in rack_grab_rtt()
6128 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) */