From owner-freebsd-current@FreeBSD.ORG  Wed Sep 12 11:57:31 2007
Return-Path: <owner-freebsd-current@FreeBSD.ORG>
Delivered-To: current@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id BA9E016A41A
	for <current@freebsd.org>; Wed, 12 Sep 2007 11:57:31 +0000 (UTC)
	(envelope-from cracauer@koef.zs64.net)
Received: from koef.zs64.net (koef.zs64.net [212.12.50.230])
	by mx1.freebsd.org (Postfix) with ESMTP id 4BD2D13C467
	for <current@freebsd.org>; Wed, 12 Sep 2007 11:57:30 +0000 (UTC)
	(envelope-from cracauer@koef.zs64.net)
Received: from koef.zs64.net (koef.zs64.net [212.12.50.230])
	by koef.zs64.net (8.14.1/8.14.1) with ESMTP id l8CBTbgg088742;
	Wed, 12 Sep 2007 13:29:37 +0200 (CEST)
	(envelope-from cracauer@koef.zs64.net)
Received: (from cracauer@localhost)
	by koef.zs64.net (8.14.1/8.14.1/Submit) id l8CBTbJR088741;
	Wed, 12 Sep 2007 07:29:37 -0400 (EDT) (envelope-from cracauer)
Date: Wed, 12 Sep 2007 07:29:37 -0400
From: Martin Cracauer <cracauer@cons.org>
To: "Bjoern A. Zeeb" <bzeeb-lists@lists.zabbadoz.net>
Message-ID: <20070912112937.GA88680@cons.org>
References: <20070911212720.K58095@maildrop.int.zabbadoz.net>
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20070911212720.K58095@maildrop.int.zabbadoz.net>
User-Agent: Mutt/1.4.2.3i
Cc: FreeBSD current mailing list <current@freebsd.org>
Subject: Re: mount -uw / does not work in boot -s
X-BeenThere: freebsd-current@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Discussions about the use of FreeBSD-current
	<freebsd-current.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>, 
	<mailto:freebsd-current-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-current>
List-Post: <mailto:freebsd-current@freebsd.org>
List-Help: <mailto:freebsd-current-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>,
	<mailto:freebsd-current-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Wed, 12 Sep 2007 11:57:31 -0000

Bjoern A. Zeeb wrote on Tue, Sep 11, 2007 at 09:31:49PM +0000: 
> Hi,
> 
> if you boot -s on a HEAD and try to mount -uw / it will fail to update
> the mount if you do not have a /etc/fstab. The fstab part is the key
> to this. With an /etc/fstab everything seems to work just smoothly but
> how to touch the fstab if you cannot mount the fs rw?
> 
> Neither
> 	mount -uw /
> 	mount -u -o rw /
> 	mount -uw /dev/... /
> 	mount -u -o rw /dev/... /

I had the same problem recently.  For me, just 

mount -u /

worked, and even if the fstab entry was having the wrong device.

Martin
-- 
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
Martin Cracauer <cracauer@cons.org>   http://www.cons.org/cracauer/
FreeBSD - where you want to go, today.      http://www.freebsd.org/