From 02f326cfe5ebb048025e29387c159be75bd69387 Mon Sep 17 00:00:00 2001
From: mikeb <mikeb@openbsd.org>
Date: Thu, 14 Aug 2014 11:38:14 +0000
Subject: [PATCH] Compare number of allocated clusters with a low watermark,
 not a magic number 4 since sometimes we can't fit a single packet (jumbo
 frame) into 4 clusters.

OK dlg
---
 sys/net/if.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sys/net/if.c b/sys/net/if.c
index 3425b77f82c..92c2d167c65 100644
--- a/sys/net/if.c
+++ b/sys/net/if.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: if.c,v 1.298 2014/08/11 13:51:07 mpi Exp $	*/
+/*	$OpenBSD: if.c,v 1.299 2014/08/14 11:38:14 mikeb Exp $	*/
 /*	$NetBSD: if.c,v 1.35 1996/05/07 05:26:04 thorpej Exp $	*/
 
 /*
@@ -2412,7 +2412,7 @@ if_rxr_adjust_cwm(struct if_rxring *rxr)
 			rxr->rxr_cwm--;
 		else
 			return;
-	} else if (rxr->rxr_alive > 4)
+	} else if (rxr->rxr_alive >= rxr->rxr_lwm)
 		return;
 	else if (rxr->rxr_cwm < rxr->rxr_hwm)
 		rxr->rxr_cwm++;
-- 
2.20.1