From owner-freebsd-amd64@FreeBSD.ORG  Tue Sep 20 20:39:38 2005
Return-Path: <owner-freebsd-amd64@FreeBSD.ORG>
X-Original-To: amd64@FreeBSD.org
Delivered-To: freebsd-amd64@FreeBSD.ORG
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id 072B916A421
	for <amd64@FreeBSD.org>; Tue, 20 Sep 2005 20:39:38 +0000 (GMT)
	(envelope-from jhb@FreeBSD.org)
Received: from mv.twc.weather.com (mv.twc.weather.com [65.212.71.225])
	by mx1.FreeBSD.org (Postfix) with ESMTP id 5028843D46
	for <amd64@FreeBSD.org>; Tue, 20 Sep 2005 20:39:37 +0000 (GMT)
	(envelope-from jhb@FreeBSD.org)
Received: from [10.50.41.233] (Not Verified[10.50.41.233]) by
	mv.twc.weather.com with NetIQ MailMarshal (v6, 0, 3, 8)
	id <B4330773d0001>; Tue, 20 Sep 2005 16:55:25 -0400
From: John Baldwin <jhb@FreeBSD.org>
To: amd64@FreeBSD.org
Date: Tue, 20 Sep 2005 16:16:22 -0400
User-Agent: KMail/1.8
MIME-Version: 1.0
Content-Type: text/plain;
  charset="us-ascii"
Content-Transfer-Encoding: 7bit
Content-Disposition: inline
Message-Id: <200509201616.22475.jhb@FreeBSD.org>
Cc: 
Subject: Patch to use fence instructions
X-BeenThere: freebsd-amd64@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Porting FreeBSD to the AMD64 platform <freebsd-amd64.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-amd64>,
	<mailto:freebsd-amd64-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-amd64>
List-Post: <mailto:freebsd-amd64@freebsd.org>
List-Help: <mailto:freebsd-amd64-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-amd64>,
	<mailto:freebsd-amd64-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Tue, 20 Sep 2005 20:39:38 -0000

This patch changes the atomic operations and bus space barriers to use the x86 
fence instructions.  Please test, thanks!

http://www.FreeBSD.org/~jhb/patches/amd64_fences.patch

-- 
John Baldwin <jhb@FreeBSD.org>  <><  http://www.FreeBSD.org/~jhb/
"Power Users Use the Power to Serve"  =  http://www.FreeBSD.org