From owner-freebsd-current@FreeBSD.ORG  Fri Nov 12 10:59:21 2004
Return-Path: <owner-freebsd-current@FreeBSD.ORG>
Delivered-To: freebsd-current@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP
	id 1D60816A4CE; Fri, 12 Nov 2004 10:59:21 +0000 (GMT)
Received: from critter.freebsd.dk (critter.freebsd.dk [212.242.86.163])
	by mx1.FreeBSD.org (Postfix) with ESMTP
	id 48AD943D53; Fri, 12 Nov 2004 10:59:20 +0000 (GMT)
	(envelope-from phk@critter.freebsd.dk)
Received: from critter.freebsd.dk (localhost [127.0.0.1])
	by critter.freebsd.dk (8.13.1/8.13.1) with ESMTP id iACAxJx1096126;
	Fri, 12 Nov 2004 11:59:19 +0100 (CET)
	(envelope-from phk@critter.freebsd.dk)
To: rionda@gufi.org
From: "Poul-Henning Kamp" <phk@phk.freebsd.dk>
In-Reply-To: Your message of "Wed, 10 Nov 2004 18:48:03 +0100."
             <1100108882.760.42.camel@kaiser.sig11.org> 
Date: Fri, 12 Nov 2004 11:59:19 +0100
Message-ID: <96125.1100257159@critter.freebsd.dk>
Sender: phk@critter.freebsd.dk
cc: current@freebsd.org
cc: small@freebsd.org
Subject: Re: HEADSUP: change in root mount semantics for md* devices. 
X-BeenThere: freebsd-current@freebsd.org
X-Mailman-Version: 2.1.1
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: Fri, 12 Nov 2004 10:59:21 -0000

In message <1100108882.760.42.camel@kaiser.sig11.org>, Matteo Riondato writes:
>
>--=-XN0dFYtJCXGo+0VuS7Zi
>Content-Type: text/plain
>Content-Transfer-Encoding: quoted-printable
>
>Poul-Henning Kamp wrote:
>> We have had a hack which would mount the root filesystem R/W if
>> the device were named 'md*'.  As part of the vnode work I'm doing
>> I have had to remove this hack.
>>=20
>> People building systems which use preloaded MD root filesystems
>> may need to insert a "/sbin/mount -u -o rw /dev/md0 /" in their
>> /etc/rc scripts.
>
>Surely I'm missing something but I cannot get FreeSBIE running on Qemu anym=
>ore,
>and I think it's related to this change (cvsup'ed early afternoon CEST).
>I changed /etc/rc in the following way:
> --- /etc/rc.orig     Sun Oct 17 09:02:41 2004
>+++ /etc/rc    Wed Nov 10 18:27:19 2004
>@@ -52,6 +52,7 @@
>=20
> . /etc/rc.subr
>=20
>+mount -u -o rw /dev/md0 /=20


Actually the correct way is probably to put a proper line in /etc/fstab
and let the normal rc scripts deal with it like it was a normal disk.

-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk@FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.