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Searched refs:snd_cwnd (Results 1 – 21 of 21) sorted by relevance

/net/ipv4/
Dtcp_yeah.c80 if (tp->snd_cwnd <= tp->snd_ssthresh) in tcp_yeah_cong_avoid()
87 if (tp->snd_cwnd_cnt > min(tp->snd_cwnd, TCP_SCALABLE_AI_CNT)){ in tcp_yeah_cong_avoid()
88 if (tp->snd_cwnd < tp->snd_cwnd_clamp) in tcp_yeah_cong_avoid()
89 tp->snd_cwnd++; in tcp_yeah_cong_avoid()
97 tcp_cong_avoid_ai(tp, tp->snd_cwnd); in tcp_yeah_cong_avoid()
153 bw = tp->snd_cwnd; in tcp_yeah_cong_avoid()
161 tp->snd_cwnd > yeah->reno_count) { in tcp_yeah_cong_avoid()
163 tp->snd_cwnd >> TCP_YEAH_EPSILON); in tcp_yeah_cong_avoid()
165 tp->snd_cwnd -= reduction; in tcp_yeah_cong_avoid()
167 tp->snd_cwnd = max(tp->snd_cwnd, in tcp_yeah_cong_avoid()
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Dtcp_highspeed.c120 if (tp->snd_cwnd <= tp->snd_ssthresh) in hstcp_cong_avoid()
130 if (tp->snd_cwnd > hstcp_aimd_vals[ca->ai].cwnd) { in hstcp_cong_avoid()
131 while (tp->snd_cwnd > hstcp_aimd_vals[ca->ai].cwnd && in hstcp_cong_avoid()
134 } else if (ca->ai && tp->snd_cwnd <= hstcp_aimd_vals[ca->ai-1].cwnd) { in hstcp_cong_avoid()
135 while (ca->ai && tp->snd_cwnd <= hstcp_aimd_vals[ca->ai-1].cwnd) in hstcp_cong_avoid()
140 if (tp->snd_cwnd < tp->snd_cwnd_clamp) { in hstcp_cong_avoid()
143 if (tp->snd_cwnd_cnt >= tp->snd_cwnd) { in hstcp_cong_avoid()
144 tp->snd_cwnd_cnt -= tp->snd_cwnd; in hstcp_cong_avoid()
145 tp->snd_cwnd++; in hstcp_cong_avoid()
157 return max(tp->snd_cwnd - ((tp->snd_cwnd * hstcp_aimd_vals[ca->ai].md) >> 8), 2U); in hstcp_ssthresh()
Dtcp_veno.c147 target_cwnd = (tp->snd_cwnd * veno->basertt); in tcp_veno_cong_avoid()
151 veno->diff = (tp->snd_cwnd << V_PARAM_SHIFT) - target_cwnd; in tcp_veno_cong_avoid()
153 if (tp->snd_cwnd <= tp->snd_ssthresh) { in tcp_veno_cong_avoid()
162 tcp_cong_avoid_ai(tp, tp->snd_cwnd); in tcp_veno_cong_avoid()
167 if (tp->snd_cwnd_cnt >= tp->snd_cwnd) { in tcp_veno_cong_avoid()
169 tp->snd_cwnd < tp->snd_cwnd_clamp) { in tcp_veno_cong_avoid()
170 tp->snd_cwnd++; in tcp_veno_cong_avoid()
180 if (tp->snd_cwnd < 2) in tcp_veno_cong_avoid()
181 tp->snd_cwnd = 2; in tcp_veno_cong_avoid()
182 else if (tp->snd_cwnd > tp->snd_cwnd_clamp) in tcp_veno_cong_avoid()
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Dtcp_vegas.c163 return min(tp->snd_ssthresh, tp->snd_cwnd-1); in tcp_vegas_ssthresh()
221 target_cwnd = tp->snd_cwnd * vegas->baseRTT / rtt; in tcp_vegas_cong_avoid()
227 diff = tp->snd_cwnd * (rtt-vegas->baseRTT) / vegas->baseRTT; in tcp_vegas_cong_avoid()
229 if (diff > gamma && tp->snd_cwnd <= tp->snd_ssthresh) { in tcp_vegas_cong_avoid()
241 tp->snd_cwnd = min(tp->snd_cwnd, (u32)target_cwnd+1); in tcp_vegas_cong_avoid()
244 } else if (tp->snd_cwnd <= tp->snd_ssthresh) { in tcp_vegas_cong_avoid()
257 tp->snd_cwnd--; in tcp_vegas_cong_avoid()
264 tp->snd_cwnd++; in tcp_vegas_cong_avoid()
272 if (tp->snd_cwnd < 2) in tcp_vegas_cong_avoid()
273 tp->snd_cwnd = 2; in tcp_vegas_cong_avoid()
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Dtcp_cong.c289 if (in_flight >= tp->snd_cwnd) in tcp_is_cwnd_limited()
292 left = tp->snd_cwnd - in_flight; in tcp_is_cwnd_limited()
294 left * sysctl_tcp_tso_win_divisor < tp->snd_cwnd && in tcp_is_cwnd_limited()
313 u32 snd_cwnd = tp->snd_cwnd; in tcp_slow_start() local
315 if (unlikely(!snd_cwnd)) { in tcp_slow_start()
317 snd_cwnd = 1U; in tcp_slow_start()
320 if (sysctl_tcp_max_ssthresh > 0 && tp->snd_cwnd > sysctl_tcp_max_ssthresh) in tcp_slow_start()
323 cnt = snd_cwnd; /* exponential increase */ in tcp_slow_start()
326 while (tp->snd_cwnd_cnt >= snd_cwnd) { in tcp_slow_start()
327 tp->snd_cwnd_cnt -= snd_cwnd; in tcp_slow_start()
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Dtcp_hybla.c55 tp->snd_cwnd = 2; in hybla_init()
63 tp->snd_cwnd = ca->rho; in hybla_init()
114 if (tp->snd_cwnd < tp->snd_ssthresh) { in hybla_cong_avoid()
138 increment = ca->rho2_7ls / tp->snd_cwnd; in hybla_cong_avoid()
144 tp->snd_cwnd += increment >> 7; in hybla_cong_avoid()
149 tp->snd_cwnd++; in hybla_cong_avoid()
154 if (increment == 0 && odd == 0 && tp->snd_cwnd_cnt >= tp->snd_cwnd) { in hybla_cong_avoid()
155 tp->snd_cwnd++; in hybla_cong_avoid()
160 tp->snd_cwnd = min(tp->snd_cwnd, tp->snd_ssthresh); in hybla_cong_avoid()
162 tp->snd_cwnd = min_t(u32, tp->snd_cwnd, tp->snd_cwnd_clamp); in hybla_cong_avoid()
Dtcp_bic.c151 if (tp->snd_cwnd <= tp->snd_ssthresh) in bictcp_cong_avoid()
154 bictcp_update(ca, tp->snd_cwnd); in bictcp_cong_avoid()
172 if (tp->snd_cwnd < ca->last_max_cwnd && fast_convergence) in bictcp_recalc_ssthresh()
173 ca->last_max_cwnd = (tp->snd_cwnd * (BICTCP_BETA_SCALE + beta)) in bictcp_recalc_ssthresh()
176 ca->last_max_cwnd = tp->snd_cwnd; in bictcp_recalc_ssthresh()
178 ca->loss_cwnd = tp->snd_cwnd; in bictcp_recalc_ssthresh()
181 if (tp->snd_cwnd <= low_window) in bictcp_recalc_ssthresh()
182 return max(tp->snd_cwnd >> 1U, 2U); in bictcp_recalc_ssthresh()
184 return max((tp->snd_cwnd * beta) / BICTCP_BETA_SCALE, 2U); in bictcp_recalc_ssthresh()
191 return max(tp->snd_cwnd, ca->loss_cwnd); in bictcp_undo_cwnd()
Dtcp_cubic.c313 if (tp->snd_cwnd <= tp->snd_ssthresh) { in bictcp_cong_avoid()
318 bictcp_update(ca, tp->snd_cwnd); in bictcp_cong_avoid()
332 if (tp->snd_cwnd < ca->last_max_cwnd && fast_convergence) in bictcp_recalc_ssthresh()
333 ca->last_max_cwnd = (tp->snd_cwnd * (BICTCP_BETA_SCALE + beta)) in bictcp_recalc_ssthresh()
336 ca->last_max_cwnd = tp->snd_cwnd; in bictcp_recalc_ssthresh()
338 ca->loss_cwnd = tp->snd_cwnd; in bictcp_recalc_ssthresh()
340 return max((tp->snd_cwnd * beta) / BICTCP_BETA_SCALE, 2U); in bictcp_recalc_ssthresh()
347 return max(tcp_sk(sk)->snd_cwnd, ca->loss_cwnd); in bictcp_undo_cwnd()
389 tp->snd_ssthresh = tp->snd_cwnd; in hystart_update()
429 if (hystart && tp->snd_cwnd <= tp->snd_ssthresh && in bictcp_acked()
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Dtcp_scalable.c25 if (tp->snd_cwnd <= tp->snd_ssthresh) in tcp_scalable_cong_avoid()
28 tcp_cong_avoid_ai(tp, min(tp->snd_cwnd, TCP_SCALABLE_AI_CNT)); in tcp_scalable_cong_avoid()
34 return max(tp->snd_cwnd - (tp->snd_cwnd>>TCP_SCALABLE_MD_SCALE), 2U); in tcp_scalable_ssthresh()
Dtcp_illinois.c226 if (tp->snd_cwnd < win_thresh) { in update_params()
272 if (tp->snd_cwnd <= tp->snd_ssthresh) in tcp_illinois_cong_avoid()
286 if (delta >= tp->snd_cwnd) { in tcp_illinois_cong_avoid()
287 tp->snd_cwnd = min(tp->snd_cwnd + delta / tp->snd_cwnd, in tcp_illinois_cong_avoid()
300 return max(tp->snd_cwnd - ((tp->snd_cwnd * ca->beta) >> BETA_SHIFT), 2U); in tcp_illinois_ssthresh()
Dtcp_probe.c63 u32 snd_cwnd; member
102 (full || tp->snd_cwnd != tcp_probe.lastcwnd)) { in jtcp_rcv_established()
117 p->snd_cwnd = tp->snd_cwnd; in jtcp_rcv_established()
124 tcp_probe.lastcwnd = tp->snd_cwnd; in jtcp_rcv_established()
166 p->snd_cwnd, p->ssthresh, p->snd_wnd, p->srtt); in tcpprobe_sprint()
Dtcp_htcp.c79 return max(tp->snd_cwnd, (tp->snd_ssthresh << 7) / ca->beta); in htcp_cwnd_undo()
126 if (ca->packetcount >= tp->snd_cwnd - (ca->alpha >> 7 ? : 1) && in measure_achieved_throughput()
227 return max((tp->snd_cwnd * ca->beta) >> 7, 2U); in htcp_recalc_ssthresh()
238 if (tp->snd_cwnd <= tp->snd_ssthresh) in htcp_cong_avoid()
244 if ((tp->snd_cwnd_cnt * ca->alpha)>>7 >= tp->snd_cwnd) { in htcp_cong_avoid()
245 if (tp->snd_cwnd < tp->snd_cwnd_clamp) in htcp_cong_avoid()
246 tp->snd_cwnd++; in htcp_cong_avoid()
Dtcp_lp.c289 tp->snd_cwnd, lp->remote_hz, lp->owd_min, lp->owd_max, in tcp_lp_pkts_acked()
305 tp->snd_cwnd = 1U; in tcp_lp_pkts_acked()
310 tp->snd_cwnd = max(tp->snd_cwnd >> 1U, 1U); in tcp_lp_pkts_acked()
Dtcp_metrics.c391 if (val && (tp->snd_cwnd >> 1) > val) in tcp_update_metrics()
393 tp->snd_cwnd >> 1); in tcp_update_metrics()
397 if (tp->snd_cwnd > val) in tcp_update_metrics()
399 tp->snd_cwnd); in tcp_update_metrics()
401 } else if (tp->snd_cwnd > tp->snd_ssthresh && in tcp_update_metrics()
406 max(tp->snd_cwnd >> 1, tp->snd_ssthresh)); in tcp_update_metrics()
409 tcp_metric_set(tm, TCP_METRIC_CWND, (val + tp->snd_cwnd) >> 1); in tcp_update_metrics()
530 tp->snd_cwnd = 1; in tcp_init_metrics()
532 tp->snd_cwnd = tcp_init_cwnd(tp, dst); in tcp_init_metrics()
Dtcp_input.c1855 tp->snd_cwnd = 1; in tcp_enter_loss()
2265 tp->snd_cwnd = min(tp->snd_cwnd, in tcp_moderate_cwnd()
2292 tp->snd_cwnd, tcp_left_out(tp), in DBGUNDO()
2302 tp->snd_cwnd, tcp_left_out(tp), in DBGUNDO()
2320 tp->snd_cwnd = icsk->icsk_ca_ops->undo_cwnd(sk); in tcp_undo_cwr()
2322 tp->snd_cwnd = max(tp->snd_cwnd, tp->snd_ssthresh << 1); in tcp_undo_cwr()
2329 tp->snd_cwnd = max(tp->snd_cwnd, tp->snd_ssthresh); in tcp_undo_cwr()
2491 tp->prior_cwnd = tp->snd_cwnd; in tcp_init_cwnd_reduction()
2518 tp->snd_cwnd = tcp_packets_in_flight(tp) + sndcnt; in tcp_cwnd_reduction()
2528 tp->snd_cwnd = tp->snd_ssthresh; in tcp_end_cwnd_reduction()
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Dtcp_output.c143 u32 cwnd = tp->snd_cwnd; in tcp_cwnd_restart()
152 tp->snd_cwnd = max(cwnd, restart_cwnd); in tcp_cwnd_restart()
1356 if (tp->packets_out >= tp->snd_cwnd) { in tcp_cwnd_validate()
1417 cwnd = tp->snd_cwnd; in tcp_cwnd_test()
1614 BUG_ON(tcp_skb_pcount(skb) <= 1 || (tp->snd_cwnd <= in_flight)); in tcp_tso_should_defer()
1619 cong_win = (tp->snd_cwnd - in_flight) * tp->mss_cache; in tcp_tso_should_defer()
1634 u32 chunk = min(tp->snd_wnd, tp->snd_cwnd * tp->mss_cache); in tcp_tso_should_defer()
1692 tp->snd_cwnd < 11 || in tcp_mtu_probe()
1715 if (tcp_packets_in_flight(tp) + 2 > tp->snd_cwnd) { in tcp_mtu_probe()
1783 tp->snd_cwnd--; in tcp_mtu_probe()
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Dtcp_westwood.c236 tp->snd_cwnd = tp->snd_ssthresh = tcp_westwood_bw_rttmin(sk); in tcp_westwood_event()
Dtcp_minisocks.c422 newtp->snd_cwnd = TCP_INIT_CWND; in tcp_create_openreq_child()
Dtcp.c394 tp->snd_cwnd = TCP_INIT_CWND; in tcp_init_sock()
2298 tp->snd_cwnd = 2; in tcp_disconnect()
2736 info->tcpi_snd_cwnd = tp->snd_cwnd; in tcp_get_info()
Dtcp_ipv4.c2710 tp->snd_cwnd, in get_tcp4_sock()
/net/ipv6/
Dtcp_ipv6.c1818 tp->snd_cwnd, in get_tcp6_sock()