Index: head/sys/netinet/tcp_stacks/rack.c
===================================================================
--- head/sys/netinet/tcp_stacks/rack.c
+++ head/sys/netinet/tcp_stacks/rack.c
@@ -4588,7 +4588,7 @@
 		goto activate_rxt;
 	}
 	/* Convert from ms to usecs */
-	if (rsm->r_flags & RACK_SACK_PASSED) {
+	if ((rsm->r_flags & RACK_SACK_PASSED) || (rsm->r_dupack >= DUP_ACK_THRESHOLD)) {
 		if ((tp->t_flags & TF_SENTFIN) &&
 		    ((tp->snd_max - tp->snd_una) == 1) &&
 		    (rsm->r_flags & RACK_HAS_FIN)) {
@@ -6237,7 +6237,7 @@
 		 * or FIN if seq_out is adding more on and a FIN is present
 		 * (and we are not resending).
 		 */
-		if ((th_flags & TH_SYN) && (seq_out == tp->iss)) 
+		if ((th_flags & TH_SYN) && (seq_out == tp->iss))
 			len++;
 		if (th_flags & TH_FIN)
 			len++;
@@ -8190,6 +8190,7 @@
 		rsm->r_dupack++;
 		if (rsm->r_dupack >= DUP_ACK_THRESHOLD) {
 			rack->r_wanted_output = 1;
+			rack->r_timer_override = 1;
 			rack_log_retran_reason(rack, rsm, __LINE__, 1, 3);
 		} else {
 			rack_log_retran_reason(rack, rsm, __LINE__, 0, 3);
@@ -11359,7 +11360,8 @@
 	if (rsm->r_flags & RACK_ACKED) {
 		return (NULL);
 	}
-	if ((rsm->r_flags & RACK_SACK_PASSED) == 0) {
+	if (((rsm->r_flags & RACK_SACK_PASSED) == 0) &&
+	    (rsm->r_dupack < DUP_ACK_THRESHOLD)) {
 		/* Its not yet ready */
 		return (NULL);
 	}