--- zzzz-none-000/linux-2.6.13.1/net/ipv4/tcp_timer.c	2005-09-10 02:42:58.000000000 +0000
+++ ohio-7170-487/linux-2.6.13.1/net/ipv4/tcp_timer.c	2007-07-11 12:26:55.000000000 +0000
@@ -604,7 +604,7 @@
 	elapsed = keepalive_time_when(tp);
 
 	/* It is alive without keepalive 8) */
-	if (tp->packets_out || sk->sk_send_head)
+	if (tp->retransmits == 0 && (tp->packets_out || sk->sk_send_head))
 		goto resched;
 
 	elapsed = tcp_time_stamp - tp->rcv_tstamp;