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Searched refs:tcp_snd_cwnd (Results 1 – 25 of 26) sorted by relevance

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/linux/net/ipv4/
H A Dtcp_yeah.c74 tcp_cong_avoid_ai(tp, min(tcp_snd_cwnd(tp), TCP_SCALABLE_AI_CNT), in tcp_yeah_cong_avoid()
78 tcp_cong_avoid_ai(tp, tcp_snd_cwnd(tp), acked); in tcp_yeah_cong_avoid()
133 bw = tcp_snd_cwnd(tp); in tcp_yeah_cong_avoid()
141 tcp_snd_cwnd(tp) > yeah->reno_count) { in tcp_yeah_cong_avoid()
143 tcp_snd_cwnd(tp) >> TCP_YEAH_EPSILON); in tcp_yeah_cong_avoid()
145 tcp_snd_cwnd_set(tp, tcp_snd_cwnd(tp) - reduction); in tcp_yeah_cong_avoid()
147 tcp_snd_cwnd_set(tp, max(tcp_snd_cwnd(tp), in tcp_yeah_cong_avoid()
150 tp->snd_ssthresh = tcp_snd_cwnd(tp); in tcp_yeah_cong_avoid()
154 yeah->reno_count = max(tcp_snd_cwnd(tp)>>1, 2U); in tcp_yeah_cong_avoid()
179 yeah->vegas.beg_snd_cwnd = tcp_snd_cwnd(tp); in tcp_yeah_cong_avoid()
[all …]
H A Dtcp_highspeed.c130 if (tcp_snd_cwnd(tp) > hstcp_aimd_vals[ca->ai].cwnd) { in hstcp_cong_avoid()
131 while (tcp_snd_cwnd(tp) > hstcp_aimd_vals[ca->ai].cwnd && in hstcp_cong_avoid()
134 } else if (ca->ai && tcp_snd_cwnd(tp) <= hstcp_aimd_vals[ca->ai-1].cwnd) { in hstcp_cong_avoid()
135 while (ca->ai && tcp_snd_cwnd(tp) <= hstcp_aimd_vals[ca->ai-1].cwnd) in hstcp_cong_avoid()
140 if (tcp_snd_cwnd(tp) < tp->snd_cwnd_clamp) { in hstcp_cong_avoid()
143 if (tp->snd_cwnd_cnt >= tcp_snd_cwnd(tp)) { in hstcp_cong_avoid()
144 tp->snd_cwnd_cnt -= tcp_snd_cwnd(tp); in hstcp_cong_avoid()
145 tcp_snd_cwnd_set(tp, tcp_snd_cwnd(tp) + 1); in hstcp_cong_avoid()
157 return max(tcp_snd_cwnd(tp) - ((tcp_snd_cwnd(tp) * hstcp_aimd_vals[ca->ai].md) >> 8), 2U); in hstcp_ssthresh()
H A Dtcp_veno.c149 target_cwnd = (u64)tcp_snd_cwnd(tp) * veno->basertt; in tcp_veno_cong_avoid()
153 veno->diff = (tcp_snd_cwnd(tp) << V_PARAM_SHIFT) - target_cwnd; in tcp_veno_cong_avoid()
167 tcp_cong_avoid_ai(tp, tcp_snd_cwnd(tp), acked); in tcp_veno_cong_avoid()
172 if (tp->snd_cwnd_cnt >= tcp_snd_cwnd(tp)) { in tcp_veno_cong_avoid()
174 tcp_snd_cwnd(tp) < tp->snd_cwnd_clamp) { in tcp_veno_cong_avoid()
175 tcp_snd_cwnd_set(tp, tcp_snd_cwnd(tp) + 1); in tcp_veno_cong_avoid()
184 if (tcp_snd_cwnd(tp) < 2) in tcp_veno_cong_avoid()
186 else if (tcp_snd_cwnd(tp) > tp->snd_cwnd_clamp) in tcp_veno_cong_avoid()
202 return max(tcp_snd_cwnd(tp) * 4 / 5, 2U); in tcp_veno_ssthresh()
205 return max(tcp_snd_cwnd(tp) >> 1U, 2U); in tcp_veno_ssthresh()
H A Dtcp_cdg.c164 tcp_snd_cwnd(tp)); in tcp_cdg_hystart_update()
165 tp->snd_ssthresh = tcp_snd_cwnd(tp); in tcp_cdg_hystart_update()
183 tcp_snd_cwnd(tp)); in tcp_cdg_hystart_update()
184 tp->snd_ssthresh = tcp_snd_cwnd(tp); in tcp_cdg_hystart_update()
255 ca->shadow_wnd = max(ca->shadow_wnd, tcp_snd_cwnd(tp)); in tcp_cdg_backoff()
288 ca->shadow_wnd = min(ca->shadow_wnd, tcp_snd_cwnd(tp)); in tcp_cdg_cong_avoid()
292 prior_snd_cwnd = tcp_snd_cwnd(tp); in tcp_cdg_cong_avoid()
295 incr = tcp_snd_cwnd(tp) - prior_snd_cwnd; in tcp_cdg_cong_avoid()
334 return max(2U, (tcp_snd_cwnd(tp) * min(1024U, backoff_beta)) >> 10); in tcp_cdg_ssthresh()
337 return tcp_snd_cwnd(tp); in tcp_cdg_ssthresh()
[all …]
H A Dtcp_vegas.c162 return min(tp->snd_ssthresh, tcp_snd_cwnd(tp)); in tcp_vegas_ssthresh()
220 target_cwnd = (u64)tcp_snd_cwnd(tp) * vegas->baseRTT; in tcp_vegas_cong_avoid()
227 diff = tcp_snd_cwnd(tp) * (rtt-vegas->baseRTT) / vegas->baseRTT; in tcp_vegas_cong_avoid()
241 tcp_snd_cwnd_set(tp, min(tcp_snd_cwnd(tp), in tcp_vegas_cong_avoid()
258 tcp_snd_cwnd_set(tp, tcp_snd_cwnd(tp) - 1); in tcp_vegas_cong_avoid()
265 tcp_snd_cwnd_set(tp, tcp_snd_cwnd(tp) + 1); in tcp_vegas_cong_avoid()
273 if (tcp_snd_cwnd(tp) < 2) in tcp_vegas_cong_avoid()
275 else if (tcp_snd_cwnd(tp) > tp->snd_cwnd_clamp) in tcp_vegas_cong_avoid()
H A Dtcp_hybla.c140 increment = ca->rho2_7ls / tcp_snd_cwnd(tp); in hybla_cong_avoid()
146 tcp_snd_cwnd_set(tp, tcp_snd_cwnd(tp) + (increment >> 7)); in hybla_cong_avoid()
151 tcp_snd_cwnd_set(tp, tcp_snd_cwnd(tp) + 1); in hybla_cong_avoid()
156 if (increment == 0 && odd == 0 && tp->snd_cwnd_cnt >= tcp_snd_cwnd(tp)) { in hybla_cong_avoid()
157 tcp_snd_cwnd_set(tp, tcp_snd_cwnd(tp) + 1); in hybla_cong_avoid()
162 tcp_snd_cwnd_set(tp, min(tcp_snd_cwnd(tp), tp->snd_ssthresh)); in hybla_cong_avoid()
164 tcp_snd_cwnd_set(tp, min(tcp_snd_cwnd(tp), tp->snd_cwnd_clamp)); in hybla_cong_avoid()
H A Dtcp_bic.c153 bictcp_update(ca, tcp_snd_cwnd(tp)); in bictcp_cong_avoid()
169 if (tcp_snd_cwnd(tp) < ca->last_max_cwnd && fast_convergence) in bictcp_recalc_ssthresh()
170 ca->last_max_cwnd = (tcp_snd_cwnd(tp) * (BICTCP_BETA_SCALE + beta)) in bictcp_recalc_ssthresh()
173 ca->last_max_cwnd = tcp_snd_cwnd(tp); in bictcp_recalc_ssthresh()
175 if (tcp_snd_cwnd(tp) <= low_window) in bictcp_recalc_ssthresh()
176 return max(tcp_snd_cwnd(tp) >> 1U, 2U); in bictcp_recalc_ssthresh()
178 return max((tcp_snd_cwnd(tp) * beta) / BICTCP_BETA_SCALE, 2U); in bictcp_recalc_ssthresh()
H A Dtcp_nv.c200 cnt = tcp_snd_cwnd(tp) << -ca->cwnd_growth_factor; in tcpnv_cong_avoid()
203 cnt = max(4U, tcp_snd_cwnd(tp) >> ca->cwnd_growth_factor); in tcpnv_cong_avoid()
212 return max((tcp_snd_cwnd(tp) * nv_loss_dec_factor) >> 10, 2U); in tcpnv_recalc_ssthresh()
260 if (ca->nv_catchup && tcp_snd_cwnd(tp) >= nv_min_cwnd) { in tcpnv_acked()
374 if (tcp_snd_cwnd(tp) > max_win) { in tcpnv_acked()
401 if (tcp_snd_cwnd(tp) - max_win > 2) { in tcpnv_acked()
405 dec = max(2U, ((tcp_snd_cwnd(tp) - max_win) * in tcpnv_acked()
407 tcp_snd_cwnd_set(tp, tcp_snd_cwnd(tp) - dec); in tcpnv_acked()
414 } else if (tcp_snd_cwnd(tp) <= max_win - nv_pad_buffer) { in tcpnv_acked()
447 if (tcp_snd_cwnd(tp) < nv_min_cwnd) in tcpnv_acked()
H A Dtcp_cubic.c337 bictcp_update(ca, tcp_snd_cwnd(tp), acked); in cubictcp_cong_avoid()
349 if (tcp_snd_cwnd(tp) < ca->last_max_cwnd && fast_convergence) in cubictcp_recalc_ssthresh()
350 ca->last_max_cwnd = (tcp_snd_cwnd(tp) * (BICTCP_BETA_SCALE + beta)) in cubictcp_recalc_ssthresh()
353 ca->last_max_cwnd = tcp_snd_cwnd(tp); in cubictcp_recalc_ssthresh()
355 return max((tcp_snd_cwnd(tp) * beta) / BICTCP_BETA_SCALE, 2U); in cubictcp_recalc_ssthresh()
416 ca->delay_min, hystart_ack_delay(sk), tcp_snd_cwnd(tp)); in hystart_update()
421 tcp_snd_cwnd(tp)); in hystart_update()
422 tp->snd_ssthresh = tcp_snd_cwnd(tp); in hystart_update()
441 tcp_snd_cwnd(tp)); in hystart_update()
442 tp->snd_ssthresh = tcp_snd_cwnd(tp); in hystart_update()
[all …]
H A Dtcp_scalable.c30 tcp_cong_avoid_ai(tp, min(tcp_snd_cwnd(tp), TCP_SCALABLE_AI_CNT), in tcp_scalable_cong_avoid()
38 return max(tcp_snd_cwnd(tp) - (tcp_snd_cwnd(tp)>>TCP_SCALABLE_MD_SCALE), 2U); in tcp_scalable_ssthresh()
H A Dtcp_dctcp.c123 ca->loss_cwnd = tcp_snd_cwnd(tp); in dctcp_update_alpha()
124 return max(tcp_snd_cwnd(tp) - ((tcp_snd_cwnd(tp) * ca->dctcp_alpha) >> 11U), 2U); in dctcp_update_alpha()
179 ca->loss_cwnd = tcp_snd_cwnd(tp); in dctcp_state()
180 tp->snd_ssthresh = max(tcp_snd_cwnd(tp) >> 1U, 2U); in dctcp_state()
248 return max(tcp_snd_cwnd(tp), ca->loss_cwnd);
H A Dtcp_illinois.c227 if (tcp_snd_cwnd(tp) < win_thresh) { in update_params()
287 if (delta >= tcp_snd_cwnd(tp)) { in tcp_illinois_cong_avoid()
288 tcp_snd_cwnd_set(tp, min(tcp_snd_cwnd(tp) + delta / tcp_snd_cwnd(tp), in tcp_illinois_cong_avoid()
302 decr = (tcp_snd_cwnd(tp) * ca->beta) >> BETA_SHIFT; in tcp_illinois_ssthresh()
303 return max(tcp_snd_cwnd(tp) - decr, 2U); in tcp_illinois_ssthresh()
H A Dtcp_cong.c456 u32 cwnd = min(tcp_snd_cwnd(tp) + acked, tp->snd_ssthresh); in tcp_slow_start()
458 acked -= cwnd - tcp_snd_cwnd(tp); in tcp_slow_start()
473 tcp_snd_cwnd_set(tp, tcp_snd_cwnd(tp) + 1); in tcp_cong_avoid_ai()
481 tcp_snd_cwnd_set(tp, tcp_snd_cwnd(tp) + delta); in tcp_cong_avoid_ai()
483 tcp_snd_cwnd_set(tp, min(tcp_snd_cwnd(tp), tp->snd_cwnd_clamp)); in tcp_cong_avoid_ai()
508 tcp_cong_avoid_ai(tp, tcp_snd_cwnd(tp), acked); in tcp_reno_cong_avoid()
517 return max(tcp_snd_cwnd(tp) >> 1U, 2U); in tcp_reno_ssthresh()
525 return max(tcp_snd_cwnd(tp), tp->prior_cwnd); in tcp_reno_undo_cwnd()
H A Dtcp_htcp.c127 if (ca->packetcount >= tcp_snd_cwnd(tp) - (ca->alpha >> 7 ? : 1) && in measure_achieved_throughput()
228 return max((tcp_snd_cwnd(tp) * ca->beta) >> 7, 2U); in htcp_recalc_ssthresh()
245 if ((tp->snd_cwnd_cnt * ca->alpha)>>7 >= tcp_snd_cwnd(tp)) { in htcp_cong_avoid()
246 if (tcp_snd_cwnd(tp) < tp->snd_cwnd_clamp) in htcp_cong_avoid()
247 tcp_snd_cwnd_set(tp, tcp_snd_cwnd(tp) + 1); in htcp_cong_avoid()
H A Dtcp_bbr.c279 bw = (u64)tcp_snd_cwnd(tp) * BW_UNIT; in bbr_init_pacing_rate_from_rtt()
327 bbr->prior_cwnd = tcp_snd_cwnd(tp); /* this cwnd is good enough */ in bbr_save_cwnd()
329 bbr->prior_cwnd = max(bbr->prior_cwnd, tcp_snd_cwnd(tp)); in bbr_save_cwnd()
486 u32 cwnd = tcp_snd_cwnd(tp); in bbr_set_cwnd_to_recover_or_restore()
524 u32 cwnd = tcp_snd_cwnd(tp), target_cwnd = 0; in bbr_set_cwnd()
550 tcp_snd_cwnd_set(tp, min(tcp_snd_cwnd(tp), bbr_cwnd_min_target)); in bbr_set_cwnd()
860 extra_acked = min(extra_acked, tcp_snd_cwnd(tp)); in bbr_update_ack_aggregation()
918 tcp_snd_cwnd_set(tp, max(tcp_snd_cwnd(tp), bbr->prior_cwnd)); in bbr_check_probe_rtt_done()
1097 return tcp_snd_cwnd(tcp_sk(sk)); in bbr_undo_cwnd()
H A Dtcp_lp.c300 tcp_snd_cwnd(tp), lp->remote_hz, lp->owd_min, lp->owd_max, in tcp_lp_pkts_acked()
321 tcp_snd_cwnd_set(tp, max(tcp_snd_cwnd(tp) >> 1U, 1U)); in tcp_lp_pkts_acked()
H A Dtcp_metrics.c411 if (val && (tcp_snd_cwnd(tp) >> 1) > val) in tcp_update_metrics()
413 tcp_snd_cwnd(tp) >> 1); in tcp_update_metrics()
417 if (tcp_snd_cwnd(tp) > val) in tcp_update_metrics()
419 tcp_snd_cwnd(tp)); in tcp_update_metrics()
427 max(tcp_snd_cwnd(tp) >> 1, tp->snd_ssthresh)); in tcp_update_metrics()
430 tcp_metric_set(tm, TCP_METRIC_CWND, (val + tcp_snd_cwnd(tp)) >> 1); in tcp_update_metrics()
H A Dtcp_output.c148 u32 cwnd = tcp_snd_cwnd(tp); in tcp_cwnd_restart()
1074 tcp_snd_cwnd(tp) > tcp_packets_in_flight(tp)) { in tcp_tsq_write()
1904 if (win_used < tcp_snd_cwnd(tp)) { in tcp_cwnd_application_limited()
1906 tcp_snd_cwnd_set(tp, (tcp_snd_cwnd(tp) + win_used) >> 1); in tcp_cwnd_application_limited()
2086 cwnd = tcp_snd_cwnd(tp); in tcp_cwnd_test()
2236 BUG_ON(tcp_snd_cwnd(tp) <= in_flight); in tcp_tso_should_defer()
2241 cong_win = (tcp_snd_cwnd(tp) - in_flight) * tp->mss_cache; in tcp_tso_should_defer()
2255 u32 chunk = min(tp->snd_wnd, tcp_snd_cwnd(tp) * tp->mss_cache); in tcp_tso_should_defer()
2449 tcp_snd_cwnd(tp) < 11 || in tcp_mtu_probe()
2485 if (tcp_packets_in_flight(tp) + 2 > tcp_snd_cwnd(tp)) { in tcp_mtu_probe()
[all …]
H A Dtcp_rate.c203 tcp_packets_in_flight(tp) < tcp_snd_cwnd(tp) && in tcp_rate_check_app_limited()
H A Dtcp_input.c438 nr_segs = max_t(u32, TCP_INIT_CWND, tcp_snd_cwnd(tp)); in tcp_sndbuf_expand()
953 if (tcp_snd_cwnd(tp) < tp->snd_ssthresh / 2) in tcp_update_pacing_rate()
958 rate *= max(tcp_snd_cwnd(tp), tp->packets_out); in tcp_update_pacing_rate()
2205 tp->prior_cwnd = tcp_snd_cwnd(tp); in tcp_enter_loss()
2545 tcp_snd_cwnd(tp), tcp_left_out(tp), in DBGUNDO()
2554 tcp_snd_cwnd(tp), tcp_left_out(tp), in DBGUNDO()
2697 tp->prior_cwnd = tcp_snd_cwnd(tp); in tcp_init_cwnd_reduction()
2808 val = (u64)tcp_snd_cwnd(tp) * tcp_mss_to_mtu(sk, tp->mss_cache); in tcp_mtup_probe_success()
3165 tcp_snd_cwnd_set(tp, tcp_snd_cwnd(tp) + 1); in tcp_fastretrans_alert()
5699 if (tcp_packets_in_flight(tp) >= tcp_snd_cwnd(tp)) in tcp_should_expand_sndbuf()
H A Dtcp.c4080 info->tcpi_snd_cwnd = tcp_snd_cwnd(tp); in tcp_get_info()
4264 nla_put_u32(stats, TCP_NLA_SND_CWND, tcp_snd_cwnd(tp)); in tcp_get_timestamping_opt_stats()
/linux/include/net/
H A Dtcp.h1312 static inline u32 tcp_snd_cwnd(const struct tcp_sock *tp) in tcp_snd_cwnd() function
1325 return tcp_snd_cwnd(tp) < tp->snd_ssthresh; in tcp_in_slow_start()
1351 ((tcp_snd_cwnd(tp) >> 1) + in tcp_current_ssthresh()
1352 (tcp_snd_cwnd(tp) >> 2))); in tcp_current_ssthresh()
1397 return tcp_snd_cwnd(tp) < 2 * tp->max_packets_out; in tcp_is_cwnd_limited()
/linux/Documentation/networking/net_cachelines/
H A Dtcp_sock.rst92 … snd_cwnd read_mostly read_mostly tcp_snd_cwnd,tcp_rate_check_…
/linux/include/trace/events/
H A Dtcp.h310 __entry->snd_cwnd = tcp_snd_cwnd(tp);
/linux/net/ipv6/
H A Dtcp_ipv6.c2235 tcp_snd_cwnd(tp),

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