diff options
Diffstat (limited to 'freebsd/sys/netinet/tcp_timer.h')
-rw-r--r-- | freebsd/sys/netinet/tcp_timer.h | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/freebsd/sys/netinet/tcp_timer.h b/freebsd/sys/netinet/tcp_timer.h index bb78062d..f14f929a 100644 --- a/freebsd/sys/netinet/tcp_timer.h +++ b/freebsd/sys/netinet/tcp_timer.h @@ -10,7 +10,7 @@ * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. - * 4. Neither the name of the University nor the names of its contributors + * 3. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * @@ -119,6 +119,13 @@ #define TCPTV_DELACK ( hz/10 ) /* 100ms timeout */ +/* + * If we exceed this number of retransmits for a single segment, we'll consider + * the current srtt measurement no longer valid and will recalculate from + * scratch starting with the next ACK. + */ +#define TCP_RTT_INVALIDATE (TCP_MAXRXTSHIFT / 4) + #ifdef TCPTIMERS static const char *tcptimers[] = { "REXMT", "PERSIST", "KEEP", "2MSL", "DELACK" }; @@ -203,8 +210,6 @@ void tcp_timer_keep(void *xtp); void tcp_timer_persist(void *xtp); void tcp_timer_rexmt(void *xtp); void tcp_timer_delack(void *xtp); -void tcp_timer_to_xtimer(struct tcpcb *tp, struct tcp_timer *timer, - struct xtcp_timer *xtimer); #endif /* _KERNEL */ |