diff options
| -rw-r--r-- | sys/netinet/cc/cc_cubic.c | 13 | ||||
| -rw-r--r-- | sys/netinet/cc/cc_newreno.c | 14 |
2 files changed, 19 insertions, 8 deletions
diff --git a/sys/netinet/cc/cc_cubic.c b/sys/netinet/cc/cc_cubic.c index 17a6985..339ee6f 100644 --- a/sys/netinet/cc/cc_cubic.c +++ b/sys/netinet/cc/cc_cubic.c @@ -299,8 +299,10 @@ static void cubic_post_recovery(struct cc_var *ccv) { struct cubic *cubic_data; + int pipe; cubic_data = ccv->cc_data; + pipe = 0; /* Fast convergence heuristic. */ if (cubic_data->max_cwnd < cubic_data->prev_max_cwnd) @@ -315,10 +317,13 @@ cubic_post_recovery(struct cc_var *ccv) * * XXXLAS: Find a way to do this without needing curack */ - if (SEQ_GT(ccv->curack + CCV(ccv, snd_ssthresh), - CCV(ccv, snd_max))) - CCV(ccv, snd_cwnd) = CCV(ccv, snd_max) - ccv->curack + - CCV(ccv, t_maxseg); + if (V_tcp_do_rfc6675_pipe) + pipe = tcp_compute_pipe(ccv->ccvc.tcp); + else + pipe = CCV(ccv, snd_max) - ccv->curack; + + if (pipe < CCV(ccv, snd_ssthresh)) + CCV(ccv, snd_cwnd) = pipe + CCV(ccv, t_maxseg); else /* Update cwnd based on beta and adjusted max_cwnd. */ CCV(ccv, snd_cwnd) = max(1, ((CUBIC_BETA * diff --git a/sys/netinet/cc/cc_newreno.c b/sys/netinet/cc/cc_newreno.c index 96d64fe..31b70cc 100644 --- a/sys/netinet/cc/cc_newreno.c +++ b/sys/netinet/cc/cc_newreno.c @@ -214,6 +214,9 @@ newreno_cong_signal(struct cc_var *ccv, uint32_t type) static void newreno_post_recovery(struct cc_var *ccv) { + int pipe; + pipe = 0; + if (IN_FASTRECOVERY(CCV(ccv, t_flags))) { /* * Fast recovery will conclude after returning from this @@ -224,10 +227,13 @@ newreno_post_recovery(struct cc_var *ccv) * * XXXLAS: Find a way to do this without needing curack */ - if (SEQ_GT(ccv->curack + CCV(ccv, snd_ssthresh), - CCV(ccv, snd_max))) - CCV(ccv, snd_cwnd) = CCV(ccv, snd_max) - - ccv->curack + CCV(ccv, t_maxseg); + if (V_tcp_do_rfc6675_pipe) + pipe = tcp_compute_pipe(ccv->ccvc.tcp); + else + pipe = CCV(ccv, snd_max) - ccv->curack; + + if (pipe < CCV(ccv, snd_ssthresh)) + CCV(ccv, snd_cwnd) = pipe + CCV(ccv, t_maxseg); else CCV(ccv, snd_cwnd) = CCV(ccv, snd_ssthresh); } |
