diff options
Diffstat (limited to 'src/lib/frct.c')
| -rw-r--r-- | src/lib/frct.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/src/lib/frct.c b/src/lib/frct.c index b823b3fa..4effad3b 100644 --- a/src/lib/frct.c +++ b/src/lib/frct.c @@ -773,14 +773,19 @@ static void rtt_estimator(struct frcti * frcti, } else { time_t delta = mrtt - srtt; srtt += (delta >> 3); - rttvar += (ABS(delta) - rttvar) >> 2; + delta = (ABS(delta) - rttvar) >> 2; +#ifdef FRCT_LINUX_RTT_ESTIMATOR + if (delta < 0) + delta >>= 3; +#endif + rttvar += delta; } #ifdef PROC_FLOW_STATS frcti->n_rtt++; #endif frcti->srtt = MAX(1000U, srtt); frcti->mdev = MAX(100U, rttvar); - frcti->rto = MAX(RTO_MIN, frcti->srtt + (frcti->mdev << 3)); + frcti->rto = MAX(RTO_MIN, frcti->srtt + (frcti->mdev << MDEV_MUL)); } /* Always queues the next application packet on the RQ. */ |