always_inline void
tcp_persist_timer_update (tcp_connection_t * tc)
{
- tcp_timer_update (tc, TCP_TIMER_PERSIST,
- clib_max (tc->rto * TCP_TO_TIMER_TICK, 1));
+ u32 interval;
+
+ if (seq_leq (tc->snd_una, tc->snd_congestion + tc->burst_acked))
+ interval = 1;
+ else
+ interval = clib_max (tc->rto * TCP_TO_TIMER_TICK, 1);
+
+ tcp_timer_update (tc, TCP_TIMER_PERSIST, interval);
}
always_inline void