From 9dbcea5e8ef372b98c20b8633db18cc7c841d7b3 Mon Sep 17 00:00:00 2001
From: Mike Belopuhov <mikeb@cvs.openbsd.org>
Date: Sun, 15 Feb 2009 17:06:31 +0000
Subject: Set the limit of the GDT table to its size - 1.

Reported by and diff from Remco <remco at d-compu.dyndns.org>, thanks!
Checked with kettenis@.

ok kettenis
---
 sys/arch/amd64/amd64/locore.S | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'sys/arch')

diff --git a/sys/arch/amd64/amd64/locore.S b/sys/arch/amd64/amd64/locore.S
index bd569f17cf4..89d9800b590 100644
--- a/sys/arch/amd64/amd64/locore.S
+++ b/sys/arch/amd64/amd64/locore.S
@@ -1,4 +1,4 @@
-/*	$OpenBSD: locore.S,v 1.30 2008/11/12 21:42:43 weingart Exp $	*/
+/*	$OpenBSD: locore.S,v 1.31 2009/02/15 17:06:30 mikeb Exp $	*/
 /*	$NetBSD: locore.S,v 1.13 2004/03/25 18:33:17 drochner Exp $	*/
 
 /*
@@ -209,7 +209,7 @@ _C_LABEL(biosextmem):	.long	REALEXTMEM
 	.globl	gdt64
 
 gdt64:
-	.word	gdt64_end-gdt64_start
+	.word	gdt64_end-gdt64_start-1
 	.quad	_RELOC(gdt64_start)
 .align 64
 
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