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-rw-r--r--sys/netinet/tcp_timer.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/sys/netinet/tcp_timer.h b/sys/netinet/tcp_timer.h
index dbb8aee..7e5ee70 100644
--- a/sys/netinet/tcp_timer.h
+++ b/sys/netinet/tcp_timer.h
@@ -78,7 +78,7 @@
#define TCPTV_RTOBASE ( 3*hz) /* assumed RTO if no info */
#define TCPTV_SRTTDFLT ( 3*hz) /* assumed RTT if no info */
-#define TCPTV_PERSMIN ( 5*hz) /* retransmit persistence */
+#define TCPTV_PERSMIN ( 5*hz) /* minimum persist interval */
#define TCPTV_PERSMAX ( 60*hz) /* maximum persist interval */
#define TCPTV_KEEP_INIT ( 75*hz) /* initial connect keepalive */
@@ -174,6 +174,8 @@ struct tcp_timer {
#define TP_KEEPCNT(tp) ((tp)->t_keepcnt ? (tp)->t_keepcnt : tcp_keepcnt)
#define TP_MAXIDLE(tp) (TP_KEEPCNT(tp) * TP_KEEPINTVL(tp))
+extern int tcp_persmin; /* minimum persist interval */
+extern int tcp_persmax; /* maximum persist interval */
extern int tcp_keepinit; /* time to establish connection */
extern int tcp_keepidle; /* time before keepalive probes begin */
extern int tcp_keepintvl; /* time between keepalive probes */
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