| /Linux-v4.19/net/ipv4/ |
| D | tcp_bic.c | 82 static inline void bictcp_update(struct bictcp *ca, u32 cwnd) in bictcp_update() argument
84 if (ca->last_cwnd == cwnd && in bictcp_update()
88 ca->last_cwnd = cwnd; in bictcp_update()
95 if (cwnd <= low_window) { in bictcp_update()
96 ca->cnt = cwnd; in bictcp_update()
101 if (cwnd < ca->last_max_cwnd) { in bictcp_update()
102 __u32 dist = (ca->last_max_cwnd - cwnd) in bictcp_update()
107 ca->cnt = cwnd / max_increment; in bictcp_update()
110 ca->cnt = (cwnd * smooth_part) / BICTCP_B; in bictcp_update()
113 ca->cnt = cwnd / dist; in bictcp_update()
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| D | tcp_cubic.c | 224 static inline void bictcp_update(struct bictcp *ca, u32 cwnd, u32 acked) in bictcp_update() argument
231 if (ca->last_cwnd == cwnd && in bictcp_update()
242 ca->last_cwnd = cwnd; in bictcp_update()
248 ca->tcp_cwnd = cwnd; /* syn with cubic */ in bictcp_update()
250 if (ca->last_max_cwnd <= cwnd) { in bictcp_update()
252 ca->bic_origin_point = cwnd; in bictcp_update()
258 * (ca->last_max_cwnd - cwnd)); in bictcp_update()
296 if (bic_target > cwnd) { in bictcp_update()
297 ca->cnt = cwnd / (bic_target - cwnd); in bictcp_update()
299 ca->cnt = 100 * cwnd; /* very small increment*/ in bictcp_update()
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| D | tcp_bbr.c | 341 u32 cwnd; in bbr_target_cwnd() local
356 cwnd = (((w * gain) >> BBR_SCALE) + BW_UNIT - 1) / BW_UNIT; in bbr_target_cwnd()
359 cwnd += 3 * bbr_tso_segs_goal(sk); in bbr_target_cwnd()
362 cwnd = (cwnd + 1) & ~1U; in bbr_target_cwnd()
366 cwnd += 2; in bbr_target_cwnd()
368 return cwnd; in bbr_target_cwnd()
385 u32 cwnd = tp->snd_cwnd; in bbr_set_cwnd_to_recover_or_restore() local
392 cwnd = max_t(s32, cwnd - rs->losses, 1); in bbr_set_cwnd_to_recover_or_restore()
399 cwnd = tcp_packets_in_flight(tp) + acked; in bbr_set_cwnd_to_recover_or_restore()
402 cwnd = max(cwnd, bbr->prior_cwnd); in bbr_set_cwnd_to_recover_or_restore()
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| D | tcp_highspeed.c | 16 unsigned int cwnd; member
129 if (tp->snd_cwnd > hstcp_aimd_vals[ca->ai].cwnd) { in hstcp_cong_avoid()
130 while (tp->snd_cwnd > hstcp_aimd_vals[ca->ai].cwnd && in hstcp_cong_avoid()
133 } else if (ca->ai && tp->snd_cwnd <= hstcp_aimd_vals[ca->ai-1].cwnd) { in hstcp_cong_avoid()
134 while (ca->ai && tp->snd_cwnd <= hstcp_aimd_vals[ca->ai-1].cwnd) in hstcp_cong_avoid()
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| D | tcp_cong.c | 395 u32 cwnd = min(tp->snd_cwnd + acked, tp->snd_ssthresh); in tcp_slow_start() local
397 acked -= cwnd - tp->snd_cwnd; in tcp_slow_start()
398 tp->snd_cwnd = min(cwnd, tp->snd_cwnd_clamp); in tcp_slow_start()
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| D | tcp_output.c | 129 u32 cwnd = tp->snd_cwnd; in tcp_cwnd_restart() local
134 restart_cwnd = min(restart_cwnd, cwnd); in tcp_cwnd_restart()
136 while ((delta -= inet_csk(sk)->icsk_rto) > 0 && cwnd > restart_cwnd) in tcp_cwnd_restart()
137 cwnd >>= 1; in tcp_cwnd_restart()
138 tp->snd_cwnd = max(cwnd, restart_cwnd); in tcp_cwnd_restart()
1768 u32 in_flight, cwnd, halfcwnd; in tcp_cwnd_test() local
1776 cwnd = tp->snd_cwnd; in tcp_cwnd_test()
1777 if (in_flight >= cwnd) in tcp_cwnd_test()
1783 halfcwnd = max(cwnd >> 1, 1U); in tcp_cwnd_test()
1784 return min(halfcwnd, cwnd - in_flight); in tcp_cwnd_test()
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| D | Kconfig | 566 coalescence. In addition, it will decrease its cwnd multiplicatively
569 Note that in general congestion avoidance (cwnd decreased when # packets
570 queued grows) cannot coexist with congestion control (cwnd decreased only
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| /Linux-v4.19/net/sctp/ |
| D | transport.c | 415 __u32 cwnd, ssthresh, flight_size, pba, pmtu; in sctp_transport_raise_cwnd() local
417 cwnd = transport->cwnd; in sctp_transport_raise_cwnd()
429 if (cwnd <= ssthresh) { in sctp_transport_raise_cwnd()
452 if (flight_size < cwnd) in sctp_transport_raise_cwnd()
456 cwnd += pmtu; in sctp_transport_raise_cwnd()
458 cwnd += bytes_acked; in sctp_transport_raise_cwnd()
462 __func__, transport, bytes_acked, cwnd, ssthresh, in sctp_transport_raise_cwnd()
488 if (pba > cwnd && flight_size < cwnd) in sctp_transport_raise_cwnd()
489 pba = cwnd; in sctp_transport_raise_cwnd()
490 if (pba >= cwnd && flight_size >= cwnd) { in sctp_transport_raise_cwnd()
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| D | output.c | 721 flight_size >= transport->cwnd) in sctp_packet_can_append_data()
851 psize + chunk_len > (packet->transport->cwnd >> 1)) in sctp_packet_will_fit()
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| D | associola.c | 700 peer->cwnd = min(4*asoc->pathmtu, max_t(__u32, 2*asoc->pathmtu, 4380)); in sctp_assoc_add_peer()
826 transport->cwnd = asoc->pathmtu; in sctp_assoc_control_transport()
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| D | outqueue.c | 545 transport->cwnd, transport->ssthresh, transport->flight_size, in sctp_retransmit_mark()
1750 transport->cwnd, transport->ssthresh, in sctp_mark_missing()
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| /Linux-v4.19/net/batman-adv/ |
| D | tp_meter.c | 158 if (tp_vars->cwnd <= tp_vars->ss_threshold) { in batadv_tp_update_cwnd()
160 tp_vars->cwnd = batadv_tp_cwnd(tp_vars->cwnd, mss, mss); in batadv_tp_update_cwnd()
167 ((mss * mss) << 6) / (tp_vars->cwnd << 3)); in batadv_tp_update_cwnd()
173 tp_vars->cwnd = batadv_tp_cwnd(tp_vars->cwnd, mss, mss); in batadv_tp_update_cwnd()
424 tp_vars->cwnd, tp_vars->ss_threshold); in batadv_tp_sender_end()
515 tp_vars->ss_threshold = tp_vars->cwnd >> 1; in batadv_tp_sender_timeout()
521 tp_vars->other_end, tp_vars->cwnd, tp_vars->ss_threshold, in batadv_tp_sender_timeout()
524 tp_vars->cwnd = BATADV_TP_PLEN * 3; in batadv_tp_sender_timeout()
642 u32 rtt, recv_ack, cwnd; in batadv_tp_recv_ack() local
706 tp_vars->ss_threshold = tp_vars->cwnd >> 1; in batadv_tp_recv_ack()
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| D | types.h | 1373 u32 cwnd; member
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| /Linux-v4.19/include/trace/events/ |
| D | sctp.h | 23 __field(__u32, cwnd)
35 __entry->cwnd = sp->cwnd;
45 __entry->ipaddr, __entry->state, __entry->cwnd,
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| /Linux-v4.19/net/sunrpc/xprtrdma/ |
| D | svc_rdma_backchannel.c | 35 unsigned long cwnd; in svc_rdma_handle_bc_reply() local
77 cwnd = xprt->cwnd; in svc_rdma_handle_bc_reply()
78 xprt->cwnd = credits << RPC_CWNDSHIFT; in svc_rdma_handle_bc_reply()
79 if (xprt->cwnd > cwnd) in svc_rdma_handle_bc_reply()
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| D | rpc_rdma.c | 1219 unsigned long cwnd; in rpcrdma_complete_rqst() local
1242 cwnd = xprt->cwnd; in rpcrdma_complete_rqst()
1243 xprt->cwnd = r_xprt->rx_buf.rb_credits << RPC_CWNDSHIFT; in rpcrdma_complete_rqst()
1244 if (xprt->cwnd > cwnd) in rpcrdma_complete_rqst()
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| /Linux-v4.19/net/sunrpc/ |
| D | xprt.c | 398 task->tk_pid, xprt->cong, xprt->cwnd); in __xprt_get_cong()
453 unsigned long cwnd = xprt->cwnd; in xprt_adjust_cwnd() local
455 if (result >= 0 && cwnd <= xprt->cong) { in xprt_adjust_cwnd()
458 cwnd += (RPC_CWNDSCALE * RPC_CWNDSCALE + (cwnd >> 1)) / cwnd; in xprt_adjust_cwnd()
459 if (cwnd > RPC_MAXCWND(xprt)) in xprt_adjust_cwnd()
460 cwnd = RPC_MAXCWND(xprt); in xprt_adjust_cwnd()
463 cwnd >>= 1; in xprt_adjust_cwnd()
464 if (cwnd < RPC_CWNDSCALE) in xprt_adjust_cwnd()
465 cwnd = RPC_CWNDSCALE; in xprt_adjust_cwnd()
468 xprt->cong, xprt->cwnd, cwnd); in xprt_adjust_cwnd()
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| /Linux-v4.19/net/rxrpc/ |
| D | input.c | 49 unsigned int cwnd = call->cong_cwnd; in rxrpc_congestion_management() local
59 cwnd = 1; in rxrpc_congestion_management()
60 if (cwnd >= call->cong_ssthresh && in rxrpc_congestion_management()
74 summary->cwnd = call->cong_cwnd; in rxrpc_congestion_management()
84 cwnd += 1; in rxrpc_congestion_management()
85 if (cwnd >= call->cong_ssthresh) { in rxrpc_congestion_management()
106 if (cumulative_acks >= cwnd) in rxrpc_congestion_management()
107 cwnd++; in rxrpc_congestion_management()
130 cwnd = call->cong_ssthresh + 3; in rxrpc_congestion_management()
139 cwnd += 1; in rxrpc_congestion_management()
[all …]
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| D | ar-internal.h | 676 u8 cwnd; member
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| /Linux-v4.19/include/linux/qed/ |
| D | tcp_common.h | 118 __le32 cwnd; member
184 __le32 cwnd; member
264 __le32 cwnd; member
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| D | qed_iscsi_if.h | 101 u32 cwnd; member
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| /Linux-v4.19/net/dccp/ccids/ |
| D | ccid2.c | 230 u32 cwnd = hc->tx_cwnd, restart_cwnd, in ccid2_cwnd_restart() local
234 hc->tx_ssthresh = max(hc->tx_ssthresh, (cwnd >> 1) + (cwnd >> 2)); in ccid2_cwnd_restart()
237 restart_cwnd = min(cwnd, iwnd); in ccid2_cwnd_restart()
239 while ((delta -= hc->tx_rto) >= 0 && cwnd > restart_cwnd) in ccid2_cwnd_restart()
240 cwnd >>= 1; in ccid2_cwnd_restart()
241 hc->tx_cwnd = max(cwnd, restart_cwnd); in ccid2_cwnd_restart()
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| /Linux-v4.19/drivers/infiniband/hw/nes/ |
| D | nes_context.h | 65 __le32 cwnd; member
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| /Linux-v4.19/include/linux/sunrpc/ |
| D | xprt.h | 33 #define RPCXPRT_CONGESTED(xprt) ((xprt)->cong >= (xprt)->cwnd)
187 unsigned long cwnd; /* congestion window */ member
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| /Linux-v4.19/drivers/net/ethernet/qlogic/qed/ |
| D | qed_iscsi.c | 105 u32 cwnd; member
390 p_tcp->cwnd = cpu_to_le32(p_conn->cwnd); in qed_sp_iscsi_conn_offload()
459 p_tcp2->cwnd = cpu_to_le32(p_conn->cwnd); in qed_sp_iscsi_conn_offload()
1295 con->cwnd = conn_info->cwnd; in qed_iscsi_offload_conn()
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