diff options
Diffstat (limited to 'freebsd/sys/netinet/tcp_timer.c')
| -rw-r--r-- | freebsd/sys/netinet/tcp_timer.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/freebsd/sys/netinet/tcp_timer.c b/freebsd/sys/netinet/tcp_timer.c index c50af2bb..cf6ceff5 100644 --- a/freebsd/sys/netinet/tcp_timer.c +++ b/freebsd/sys/netinet/tcp_timer.c @@ -112,6 +112,11 @@ int tcp_msl; SYSCTL_PROC(_net_inet_tcp, OID_AUTO, msl, CTLTYPE_INT|CTLFLAG_RW, &tcp_msl, 0, sysctl_msec_to_ticks, "I", "Maximum segment lifetime"); +int tcp_rexmit_initial; +SYSCTL_PROC(_net_inet_tcp, OID_AUTO, rexmit_initial, CTLTYPE_INT|CTLFLAG_RW, + &tcp_rexmit_initial, 0, sysctl_msec_to_ticks, "I", + "Initial Retransmission Timeout"); + int tcp_rexmit_min; SYSCTL_PROC(_net_inet_tcp, OID_AUTO, rexmit_min, CTLTYPE_INT|CTLFLAG_RW, &tcp_rexmit_min, 0, sysctl_msec_to_ticks, "I", @@ -235,9 +240,6 @@ tcp_slowtimo(void) VNET_LIST_RUNLOCK_NOSLEEP(); } -int tcp_syn_backoff[TCP_MAXRXTSHIFT + 1] = - { 1, 1, 1, 1, 1, 2, 4, 8, 16, 32, 64, 64, 64 }; - int tcp_backoff[TCP_MAXRXTSHIFT + 1] = { 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 512, 512, 512 }; @@ -673,7 +675,7 @@ tcp_timer_rexmt(void * xtp) TCPSTAT_INC(tcps_rexmttimeo); if ((tp->t_state == TCPS_SYN_SENT) || (tp->t_state == TCPS_SYN_RECEIVED)) - rexmt = TCPTV_RTOBASE * tcp_syn_backoff[tp->t_rxtshift]; + rexmt = tcp_rexmit_initial * tcp_backoff[tp->t_rxtshift]; else rexmt = TCP_REXMTVAL(tp) * tcp_backoff[tp->t_rxtshift]; TCPT_RANGESET(tp->t_rxtcur, rexmt, |