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Date: Sun, 1 Feb 2009 09:46:22 -0800 (PST)
From: Barney Cordoba <barney_cordoba@yahoo.com>
To: Gavin Atkinson <gavin@FreeBSD.org>
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Cc: current@FreeBSD.org
Subject: Re: SATA drive device moving on 8.0 current
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--- On Sun, 2/1/09, Gavin Atkinson <gavin@FreeBSD.org> wrote:

> From: Gavin Atkinson <gavin@FreeBSD.org>
> Subject: Re: SATA drive device moving on 8.0 current
> To: "Barney Cordoba" <barney_cordoba@yahoo.com>
> Cc: current@FreeBSD.org
> Date: Sunday, February 1, 2009, 12:22 PM
> On Wed, 28 Jan 2009, Barney Cordoba wrote:
> 
> > I booted 8.0-current on a machine that was running 7
> and the SATA drive
> > came up as ad4 instead of ad8 (as it is detected in
> 7). This is the case
> > was loading GENERIC.
> > 
> > This is going to present a serious problem doing field
> upgrades as its
> > expected that fstab will be the same. What is the
> reason for the change and
> > is there any way to make it compatible with device
> detection in 7?
> 
> I suspect the problem is caused by some changes made in
> -CURRENT a few months ago, which had the potential to change
> the order that some devices may be detected.
> 
> Can you post online a dmesg from both 7.x and 8.0
> somewhere?
> 
> Gavin

Yes. The machine is indisposed at the moment, but I'll post it next
time I fire up 8.0

Barney