Changeset View
Changeset View
Standalone View
Standalone View
sys/netinet/tcp_stacks/rack.c
- This file is larger than 256 KB, so syntax highlighting is disabled by default.
| Show First 20 Lines • Show All 7,719 Lines • ▼ Show 20 Lines | if (tp->t_srtt != 0) { | ||||
| * at 3*rtt). | * at 3*rtt). | ||||
| */ | */ | ||||
| tp->t_srtt = rtt; | tp->t_srtt = rtt; | ||||
| tp->t_rttvar = rtt >> 1; | tp->t_rttvar = rtt >> 1; | ||||
| tp->t_rttbest = tp->t_srtt + tp->t_rttvar; | tp->t_rttbest = tp->t_srtt + tp->t_rttvar; | ||||
| } | } | ||||
| rack->rc_srtt_measure_made = 1; | rack->rc_srtt_measure_made = 1; | ||||
| KMOD_TCPSTAT_INC(tcps_rttupdated); | KMOD_TCPSTAT_INC(tcps_rttupdated); | ||||
| if (tp->t_rttupdated < UTYPE_MAX(tp->t_rttupdated)) | |||||
| tp->t_rttupdated++; | tp->t_rttupdated++; | ||||
| #ifdef STATS | #ifdef STATS | ||||
| if (rack_stats_gets_ms_rtt == 0) { | if (rack_stats_gets_ms_rtt == 0) { | ||||
| /* Send in the microsecond rtt used for rxt timeout purposes */ | /* Send in the microsecond rtt used for rxt timeout purposes */ | ||||
| stats_voi_update_abs_u32(tp->t_stats, VOI_TCP_RTT, imax(0, rtt)); | stats_voi_update_abs_u32(tp->t_stats, VOI_TCP_RTT, imax(0, rtt)); | ||||
| } else if (rack_stats_gets_ms_rtt == 1) { | } else if (rack_stats_gets_ms_rtt == 1) { | ||||
| /* Send in the millisecond rtt used for rxt timeout purposes */ | /* Send in the millisecond rtt used for rxt timeout purposes */ | ||||
| int32_t ms_rtt; | int32_t ms_rtt; | ||||
| ▲ Show 20 Lines • Show All 13,212 Lines • Show Last 20 Lines | |||||