diff --git a/sys/arch/macppc/conf/GENERIC.MP b/sys/arch/macppc/conf/GENERIC.MP
index 68f070d56c47..5e7fbffafe4b 100644
--- a/sys/arch/macppc/conf/GENERIC.MP
+++ b/sys/arch/macppc/conf/GENERIC.MP
@@ -1,4 +1,4 @@
-# $NetBSD: GENERIC.MP,v 1.3 2008/08/26 16:55:48 macallan Exp $
+# $NetBSD: GENERIC.MP,v 1.4 2010/07/31 12:24:50 macallan Exp $
 #
 #	GENERIC kernel, plus multiprocessor support.
 
@@ -7,4 +7,5 @@ include	"arch/macppc/conf/GENERIC"
 options 	MULTIPROCESSOR
 options		IPI_HAMMERHEAD
 options		IPI_OPENPIC
-options 	OPENPIC_DISTRIBUTE	# let all CPUs serve interrupts
+# this option may cause trouble under very high interrupt load
+#options 	OPENPIC_DISTRIBUTE	# let all CPUs serve interrupts