From 4df759c8e281ed219139730ceee3009d7979cc26 Mon Sep 17 00:00:00 2001
From: David du Colombier <0intro@gmail.com>
Date: Sat, 20 Sep 1997 00:00:00 +0000
Subject: [PATCH] Plan 9 from Bell Labs 1997-09-20

---
 pc/mem.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pc/mem.h b/pc/mem.h
index 941befdd43e401b49afcaa0b9f71e1badab4ddb5..084a3064913287cbd572b39f52439589dbf7b7f6 100644
--- a/pc/mem.h
+++ b/pc/mem.h
@@ -16,7 +16,8 @@
 #define PGROUND(s)	ROUND(s, BY2PG)
 
 #define	MAXMACH		8			/* max # cpus system can run */
-#define KSTACK		4096			/* Size of kernel stack */
+#define KSTACK		4096-16			/* Size of kernel stack */
+						/* the -16 is room for the 2n allocator header */
 
 /*
  * Time