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Re: Bug#427289: more LVM stuff (Re: Bug#427289: grub-probe: error: unkno

From: Robert Millan
Subject: Re: Bug#427289: more LVM stuff (Re: Bug#427289: grub-probe: error: unknown device when / is an encrypted LVM)
Date: Wed, 6 Jun 2007 20:14:39 +0200
User-agent: Mutt/1.5.13 (2006-08-11)

On Mon, Jun 04, 2007 at 11:05:05PM +0200, Jeroen Dekkers wrote:
> GRUB shouldn't load anything from any other partition than /boot. The
> whole reason that we have /boot partitions is that it might be
> possible that the rest isn't readable by GRUB.
> The reason we have grub-probe is to find out which modules need to be
> in core.img. You're currently using grub-probe for other things and
> that isn't always going to work. Grub-probe won't be able to parse
> encrypted LVM volumes for example, and thus grub-probe --target=fs /
> is never going to work if your / is encrypted.

I've arranged update-grub (see my last commit) to make it tollerant to
unreadable /, and just disable non-critical features when this happens,
instead of aborting.

But, AFAICT the LVM readability issue I forwarded is still a problem, since
it could apply to /boot as well.

Robert Millan

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