From owner-freebsd-stable@FreeBSD.ORG  Fri Sep 10 07:10:50 2010
Return-Path: <owner-freebsd-stable@FreeBSD.ORG>
Delivered-To: stable@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id F27AF1065675
	for <stable@freebsd.org>; Fri, 10 Sep 2010 07:10:50 +0000 (UTC)
	(envelope-from perryh@pluto.rain.com)
Received: from agora.rdrop.com (agora.rdrop.com [IPv6:2607:f678:1010::34])
	by mx1.freebsd.org (Postfix) with ESMTP id CBF698FC17
	for <stable@freebsd.org>; Fri, 10 Sep 2010 07:10:50 +0000 (UTC)
Received: from agora.rdrop.com (66@localhost [127.0.0.1])
	by agora.rdrop.com (8.13.1/8.12.7) with ESMTP id o8A7AnpX040718
	(version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NOT);
	Fri, 10 Sep 2010 00:10:49 -0700 (PDT)
	(envelope-from perryh@pluto.rain.com)
Received: (from uucp@localhost)
	by agora.rdrop.com (8.13.1/8.12.9/Submit) with UUCP id o8A7An6r040717; 
	Fri, 10 Sep 2010 00:10:49 -0700 (PDT)
Received: from fbsd61 by pluto.rain.com (4.1/SMI-4.1-pluto-M2060407)
	id AA12100; Fri, 10 Sep 10 00:06:21 PDT
Date: Thu, 09 Sep 2010 23:55:15 -0700
From: perryh@pluto.rain.com
To: bsd@lordcow.org
Message-Id: <4c89d653.UyUz1Sv9zPckJnig%perryh@pluto.rain.com>
References: <AANLkTikvd09fw3fUhxsXDhMoWE-kvMoPjXPSTfzYY73T@mail.gmail.com>
	<20100909125400.GA18723@lordcow.org>
	<20100909131340.GA75829@icarus.home.lan>
	<20100909132519.GB21535@lordcow.org>
	<20100909140224.GA76889@icarus.home.lan>
	<20100909142226.GA25370@lordcow.org>
	<20100909142455.GA77677@icarus.home.lan>
	<20100909142928.GA25877@lordcow.org>
	<20100909143357.GG34314@home.opsec.eu>
	<20100909145457.GH34314@home.opsec.eu>
	<20100909150012.GA27370@lordcow.org>
In-Reply-To: <20100909150012.GA27370@lordcow.org>
User-Agent: nail 11.25 7/29/05
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Transfer-Encoding: 7bit
Cc: stable@freebsd.org
Subject: Re: MSIX failure
X-BeenThere: freebsd-stable@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Production branch of FreeBSD source code <freebsd-stable.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-stable>, 
	<mailto:freebsd-stable-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-stable>
List-Post: <mailto:freebsd-stable@freebsd.org>
List-Help: <mailto:freebsd-stable-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-stable>,
	<mailto:freebsd-stable-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Fri, 10 Sep 2010 07:10:51 -0000

Gareth de Vaux <bsd@lordcow.org> wrote:

> On Thu 2010-09-09 (16:54), Kurt Jaeger wrote:
> > -c asks for pci device capabilities, which are read in
> > 
> > /usr/src/usr.sbin/pciconf/pciconf.c:177 with O_RDWR
>
> Ah. I'll have to schedule a reboot then ..

or hack on pciconf.c to not request more permission than it needs.
It is arguably a bug to open O_RDWR when only examining things.