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Searched refs:rtt (Results 1 – 25 of 71) sorted by relevance

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/Linux-v5.4/fs/afs/
Dvl_probe.c35 unsigned int rtt = UINT_MAX; in afs_vlserver_probe_result() local
102 rtt = (_rtt > UINT_MAX) ? UINT_MAX : _rtt; in afs_vlserver_probe_result()
103 if (rtt < server->probe.rtt) { in afs_vlserver_probe_result()
104 server->probe.rtt = rtt; in afs_vlserver_probe_result()
117 (unsigned int)rtt, ret); in afs_vlserver_probe_result()
152 server->probe.rtt = UINT_MAX; in afs_do_probe_vlserver()
204 unsigned int rtt = UINT_MAX; in afs_wait_for_vl_probes() local
261 server->probe.rtt < rtt) { in afs_wait_for_vl_probes()
263 rtt = server->probe.rtt; in afs_wait_for_vl_probes()
Dfs_probe.c35 unsigned int rtt = UINT_MAX; in afs_fileserver_probe_result() local
102 rtt = (_rtt > UINT_MAX) ? UINT_MAX : _rtt; in afs_fileserver_probe_result()
103 if (rtt < server->probe.rtt) { in afs_fileserver_probe_result()
104 server->probe.rtt = rtt; in afs_fileserver_probe_result()
117 (unsigned int)rtt, ret); in afs_fileserver_probe_result()
152 server->probe.rtt = UINT_MAX; in afs_do_probe_fileserver()
202 unsigned int rtt = UINT_MAX; in afs_wait_for_fs_probes() local
259 server->probe.rtt < rtt) { in afs_wait_for_fs_probes()
261 rtt = server->probe.rtt; in afs_wait_for_fs_probes()
Dvl_rotate.c89 u32 rtt; in afs_select_vlserver() local
187 rtt = U32_MAX; in afs_select_vlserver()
193 if (s->probe.rtt < rtt) { in afs_select_vlserver()
195 rtt = s->probe.rtt; in afs_select_vlserver()
Drotate.c146 u32 rtt; in afs_select_fileserver() local
376 rtt = U32_MAX; in afs_select_fileserver()
382 if (s->probe.rtt < rtt) { in afs_select_fileserver()
384 rtt = s->probe.rtt; in afs_select_fileserver()
/Linux-v5.4/Documentation/devicetree/bindings/rtc/
Datmel,at91sam9-rtc.txt4 - compatible: should be: "atmel,at91sam9260-rtt"
6 - interrupts: rtt alarm/event interrupt
8 - atmel,rtt-rtc-time-reg: should encode the GPBR register used to store
17 rtt@fffffd20 {
18 compatible = "atmel,at91sam9260-rtt";
22 atmel,rtt-rtc-time-reg = <&gpbr 0x0>;
/Linux-v5.4/net/ipv4/
Dtcp_cdg.c80 struct cdg_minmax rtt; member
145 ca->delay_min = min_not_zero(ca->delay_min, ca->rtt.min); in tcp_cdg_hystart_update()
178 if (ca->rtt.min > thresh) { in tcp_cdg_hystart_update()
192 s32 gmin = ca->rtt.min - ca->rtt_prev.min; in tcp_cdg_grad()
193 s32 gmax = ca->rtt.max - ca->rtt_prev.max; in tcp_cdg_grad()
272 if (after(ack, ca->rtt_seq) && ca->rtt.v64) { in tcp_cdg_cong_avoid()
278 ca->rtt_prev = ca->rtt; in tcp_cdg_cong_avoid()
279 ca->rtt.v64 = 0; in tcp_cdg_cong_avoid()
316 ca->rtt.min = min(ca->rtt.min, sample->rtt_us); in tcp_cdg_acked()
324 ca->rtt.min = min_not_zero(ca->rtt.min, sample->rtt_us); in tcp_cdg_acked()
[all …]
Dtcp_westwood.c40 u32 rtt; member
71 w->rtt_min = w->rtt = TCP_WESTWOOD_INIT_RTT; in tcp_westwood_init()
109 w->rtt = usecs_to_jiffies(sample->rtt_us); in tcp_westwood_pkts_acked()
140 if (w->rtt && delta > max_t(u32, w->rtt, TCP_WESTWOOD_RTT_MIN)) { in westwood_update_window()
151 w->rtt_min = w->rtt; in update_rtt_min()
154 w->rtt_min = min(w->rtt, w->rtt_min); in update_rtt_min()
269 info->vegas.tcpv_rtt = jiffies_to_usecs(ca->rtt); in tcp_westwood_info()
Dtcp_yeah.c133 u32 rtt, queue; in tcp_yeah_cong_avoid() local
147 rtt = yeah->vegas.minRTT; in tcp_yeah_cong_avoid()
153 bw *= rtt - yeah->vegas.baseRTT; in tcp_yeah_cong_avoid()
154 do_div(bw, rtt); in tcp_yeah_cong_avoid()
158 rtt - yeah->vegas.baseRTT > (yeah->vegas.baseRTT / TCP_YEAH_PHY)) { in tcp_yeah_cong_avoid()
Dtcp_vegas.c198 u32 rtt, diff; in tcp_vegas_cong_avoid() local
212 rtt = vegas->minRTT; in tcp_vegas_cong_avoid()
221 do_div(target_cwnd, rtt); in tcp_vegas_cong_avoid()
227 diff = tp->snd_cwnd * (rtt-vegas->baseRTT) / vegas->baseRTT; in tcp_vegas_cong_avoid()
Dtcp_veno.c141 u32 rtt; in tcp_veno_cong_avoid() local
147 rtt = veno->minrtt; in tcp_veno_cong_avoid()
151 do_div(target_cwnd, rtt); in tcp_veno_cong_avoid()
Dtcp_metrics.c327 unsigned long rtt; in tcp_update_metrics() local
351 rtt = tcp_metric_get(tm, TCP_METRIC_RTT); in tcp_update_metrics()
352 m = rtt - tp->srtt_us; in tcp_update_metrics()
360 rtt = tp->srtt_us; in tcp_update_metrics()
362 rtt -= (m >> 3); in tcp_update_metrics()
363 tcp_metric_set(tm, TCP_METRIC_RTT, rtt); in tcp_update_metrics()
/Linux-v5.4/net/ax25/
Dax25_subr.c239 ax25->t1 = t * ax25->rtt; in ax25_calculate_t1()
251 ax25->rtt = (9 * ax25->rtt + ax25->t1 - ax25_display_timer(&ax25->t1timer)) / 10; in ax25_calculate_rtt()
253 if (ax25->rtt < AX25_T1CLAMPLO) in ax25_calculate_rtt()
254 ax25->rtt = AX25_T1CLAMPLO; in ax25_calculate_rtt()
256 if (ax25->rtt > AX25_T1CLAMPHI) in ax25_calculate_rtt()
257 ax25->rtt = AX25_T1CLAMPHI; in ax25_calculate_rtt()
/Linux-v5.4/samples/bpf/
Dhbm_kern.h80 int rtt; member
100 pkti->rtt = tp->srtt_us >> 3; in get_tcp_info()
108 pkti->rtt = 0; in get_tcp_info()
120 pkti->rtt = 0; in hbm_get_pkt_info()
197 if (pkti->rtt) in hbm_update_stats()
199 pkti->rtt); in hbm_update_stats()
/Linux-v5.4/net/sctp/
Dtransport.c330 void sctp_transport_update_rto(struct sctp_transport *tp, __u32 rtt) in sctp_transport_update_rto() argument
350 + (((__u32)abs((__s64)tp->srtt - (__s64)rtt)) >> net->sctp.rto_beta); in sctp_transport_update_rto()
352 + (rtt >> net->sctp.rto_alpha); in sctp_transport_update_rto()
357 tp->srtt = rtt; in sctp_transport_update_rto()
358 tp->rttvar = rtt >> 1; in sctp_transport_update_rto()
383 tp->rtt = rtt; in sctp_transport_update_rto()
391 __func__, tp, rtt, tp->srtt, tp->rttvar, tp->rto); in sctp_transport_update_rto()
556 transport->rtt)) { in sctp_transport_lower_cwnd()
652 t->rtt = 0; in sctp_transport_reset()
/Linux-v5.4/net/rxrpc/
Dpeer_event.c307 s64 rtt; in rxrpc_peer_add_rtt() local
311 rtt = ktime_to_ns(ktime_sub(resp_time, send_time)); in rxrpc_peer_add_rtt()
312 if (rtt < 0) in rxrpc_peer_add_rtt()
319 sum += rtt; in rxrpc_peer_add_rtt()
320 peer->rtt_cache[cursor] = rtt; in rxrpc_peer_add_rtt()
339 peer->rtt = avg; in rxrpc_peer_add_rtt()
340 trace_rxrpc_rtt_rx(call, why, send_serial, resp_serial, rtt, in rxrpc_peer_add_rtt()
Dsendmsg.c57 u64 rtt; in rxrpc_wait_for_tx_window_nonintr() local
59 rtt = READ_ONCE(call->peer->rtt); in rxrpc_wait_for_tx_window_nonintr()
60 rtt2 = nsecs_to_jiffies64(rtt) * 2; in rxrpc_wait_for_tx_window_nonintr()
238 resend_at = nsecs_to_jiffies(call->peer->rtt * 3 / 2); in rxrpc_queue_packet()
Dcall_event.c115 ack_at = nsecs_to_jiffies(call->peer->rtt); in __rxrpc_propose_ACK()
169 timeout = ns_to_ktime(call->peer->rtt * 3 / 2); in rxrpc_resend()
237 if (ktime_to_ns(ack_ts) < call->peer->rtt) in rxrpc_resend()
/Linux-v5.4/drivers/rtc/
Drtc-at91sam9.c69 void __iomem *rtt; member
82 readl((rtc)->rtt + AT91_RTT_ ## field)
84 writel((val), (rtc)->rtt + AT91_RTT_ ## field)
362 rtc->rtt = devm_ioremap_resource(&pdev->dev, r); in at91_rtc_probe()
363 if (IS_ERR(rtc->rtt)) in at91_rtc_probe()
364 return PTR_ERR(rtc->rtt); in at91_rtc_probe()
/Linux-v5.4/drivers/target/iscsi/
Discsi_target_tmr.c40 ref_cmd = iscsit_find_cmd_from_itt(conn, hdr->rtt); in iscsit_tmr_abort_task()
43 " %hu.\n", hdr->rtt, conn->cid); in iscsit_tmr_abort_task()
55 se_tmr->ref_task_tag = (__force u32)hdr->rtt; in iscsit_tmr_abort_task()
119 hdr->itt, hdr->rtt, hdr->exp_datasn, conn->cid); in iscsit_tmr_task_reassign()
127 ret = iscsit_find_cmd_for_recovery(conn->sess, &ref_cmd, &cr, hdr->rtt); in iscsit_tmr_task_reassign()
134 " connection recovery command list.\n", hdr->rtt); in iscsit_tmr_task_reassign()
164 se_tmr->ref_task_tag = (__force u32)hdr->rtt; in iscsit_tmr_task_reassign()
/Linux-v5.4/arch/arm/boot/dts/
Dat91sam9260ek.dts115 atmel,wakeup-rtt-timer;
119 atmel,rtt-rtc-time-reg = <&gpbr 0x0>;
Dusb_a9260.dts27 atmel,wakeup-rtt-timer;
Dat91sam9g20ek_common.dtsi120 atmel,wakeup-rtt-timer;
124 atmel,rtt-rtc-time-reg = <&gpbr 0x0>;
/Linux-v5.4/net/decnet/
Ddn_nsp_out.c157 static void dn_nsp_rtt(struct sock *sk, long rtt) in dn_nsp_rtt() argument
169 if (rtt < 0) in dn_nsp_rtt()
170 rtt = -rtt; in dn_nsp_rtt()
174 delta = ((rtt << 3) - srtt); in dn_nsp_rtt()
/Linux-v5.4/drivers/net/wireless/intel/iwlwifi/fw/api/
Dlocation.h660 __le32 rtt; member
712 __le32 rtt; member
767 __le32 rtt; member
/Linux-v5.4/Documentation/devicetree/bindings/arm/
Datmel-sysregs.txt65 - atmel,wakeup-rtt-timer: boolean to enable Real-time Timer Wake-up.
69 - atmel,wakeup-rtt-timer: boolean to enable Real-time Timer Wake-up.
100 - atmel,wakeup-rtt-timer: boolean to enable Real-time Timer Wake-up.

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