From owner-svn-src-stable-8@FreeBSD.ORG  Wed Aug 18 15:52:38 2010
Return-Path: <owner-svn-src-stable-8@FreeBSD.ORG>
Delivered-To: svn-src-stable-8@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 7D4C0106566B;
	Wed, 18 Aug 2010 15:52:38 +0000 (UTC) (envelope-from mav@FreeBSD.org)
Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c])
	by mx1.freebsd.org (Postfix) with ESMTP id 6D1A28FC1A;
	Wed, 18 Aug 2010 15:52:38 +0000 (UTC)
Received: from svn.freebsd.org (localhost [127.0.0.1])
	by svn.freebsd.org (8.14.3/8.14.3) with ESMTP id o7IFqch6073392;
	Wed, 18 Aug 2010 15:52:38 GMT (envelope-from mav@svn.freebsd.org)
Received: (from mav@localhost)
	by svn.freebsd.org (8.14.3/8.14.3/Submit) id o7IFqc1O073390;
	Wed, 18 Aug 2010 15:52:38 GMT (envelope-from mav@svn.freebsd.org)
Message-Id: <201008181552.o7IFqc1O073390@svn.freebsd.org>
From: Alexander Motin <mav@FreeBSD.org>
Date: Wed, 18 Aug 2010 15:52:38 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
	svn-src-stable@freebsd.org, svn-src-stable-8@freebsd.org
X-SVN-Group: stable-8
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Cc: 
Subject: svn commit: r211458 - stable/8/sys/dev/ahci
X-BeenThere: svn-src-stable-8@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: SVN commit messages for only the 8-stable src tree
	<svn-src-stable-8.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-stable-8>, 
	<mailto:svn-src-stable-8-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/svn-src-stable-8>
List-Post: <mailto:svn-src-stable-8@freebsd.org>
List-Help: <mailto:svn-src-stable-8-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-stable-8>, 
	<mailto:svn-src-stable-8-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Wed, 18 Aug 2010 15:52:38 -0000

Author: mav
Date: Wed Aug 18 15:52:38 2010
New Revision: 211458
URL: http://svn.freebsd.org/changeset/base/211458

Log:
  MFC r208907:
  Disable NCQ and PMP support for VIA VT8251 AHCI. It was reported to be
  unreliable under load. Linux does the same.

Modified:
  stable/8/sys/dev/ahci/ahci.c
Directory Properties:
  stable/8/sys/   (props changed)
  stable/8/sys/amd64/include/xen/   (props changed)
  stable/8/sys/cam/   (props changed)
  stable/8/sys/cddl/contrib/opensolaris/   (props changed)
  stable/8/sys/contrib/dev/acpica/   (props changed)
  stable/8/sys/contrib/pf/   (props changed)
  stable/8/sys/dev/xen/xenpci/   (props changed)

Modified: stable/8/sys/dev/ahci/ahci.c
==============================================================================
--- stable/8/sys/dev/ahci/ahci.c	Wed Aug 18 15:51:32 2010	(r211457)
+++ stable/8/sys/dev/ahci/ahci.c	Wed Aug 18 15:52:38 2010	(r211458)
@@ -239,8 +239,8 @@ static struct {
 	{0x0d8d10de, 0x00, "NVIDIA MCP89",	AHCI_Q_NOAA},
 	{0x0d8e10de, 0x00, "NVIDIA MCP89",	AHCI_Q_NOAA},
 	{0x0d8f10de, 0x00, "NVIDIA MCP89",	AHCI_Q_NOAA},
-	{0x33491106, 0x00, "VIA VT8251",	0},
-	{0x62871106, 0x00, "VIA VT8251",	0},
+	{0x33491106, 0x00, "VIA VT8251",	AHCI_Q_NOPMP|AHCI_Q_NONCQ},
+	{0x62871106, 0x00, "VIA VT8251",	AHCI_Q_NOPMP|AHCI_Q_NONCQ},
 	{0x11841039, 0x00, "SiS 966",		0},
 	{0x11851039, 0x00, "SiS 968",		0},
 	{0x01861039, 0x00, "SiS 968",		0},