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Index: sys/netinet/cc/cc_cubic.c
===================================================================
--- sys/netinet/cc/cc_cubic.c
+++ sys/netinet/cc/cc_cubic.c
@@ -301,7 +301,11 @@
if (CCV(ccv, t_rxtshift) >= 2) {
cubic_data->num_cong_events++;
cubic_data->t_last_cong = ticks;
+ cubic_data->max_cwnd = CCV(ccv, snd_cwnd);
+ cubic_data->K = cubic_k(cubic_data->max_cwnd /
+ CCV(ccv, t_maxseg));
}
+ CCV(ccv, snd_cwnd) = maxseg;
break;
}
}
Index: sys/netinet/cc/cc_dctcp.c
===================================================================
--- sys/netinet/cc/cc_dctcp.c
+++ sys/netinet/cc/cc_dctcp.c
@@ -285,6 +285,7 @@
dctcp_update_alpha(ccv);
dctcp_data->save_sndnxt += CCV(ccv, t_maxseg);
dctcp_data->num_cong_events++;
+ CCV(ccv, snd_cwnd) = maxseg;
break;
}
} else
Index: sys/netinet/cc/cc_htcp.c
===================================================================
--- sys/netinet/cc/cc_htcp.c
+++ sys/netinet/cc/cc_htcp.c
@@ -320,6 +320,7 @@
*/
if (CCV(ccv, t_rxtshift) >= 2)
htcp_data->t_last_cong = ticks;
+ CCV(ccv, snd_cwnd) = maxseg;
break;
}
}
Index: sys/netinet/cc/cc_newreno.c
===================================================================
--- sys/netinet/cc/cc_newreno.c
+++ sys/netinet/cc/cc_newreno.c
@@ -268,6 +268,9 @@
ENTER_CONGRECOVERY(CCV(ccv, t_flags));
}
break;
+ case CC_RTO:
+ CCV(ccv, snd_cwnd) = maxseg;
+ break;
}
}
Index: sys/netinet/tcp_input.c
===================================================================
--- sys/netinet/tcp_input.c
+++ sys/netinet/tcp_input.c
@@ -467,7 +467,6 @@
EXIT_RECOVERY(tp->t_flags);
tp->snd_ssthresh = max(2, min(tp->snd_wnd, tp->snd_cwnd) / 2 /
maxseg) * maxseg;
- tp->snd_cwnd = maxseg;
if (tp->t_flags2 & TF2_ECN_PERMIT)
tp->t_flags2 |= TF2_ECN_SND_CWR;
break;

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