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SubjectRe: [PATCH] devfs support for LVM
On Wed, Sep 06, 2000 at 08:46:46AM +0200, Christoph Hellwig wrote:
> On Tue, Sep 05, 2000 at 11:51:14PM -0600, Richard Gooch wrote:
> > > I can't use /dev/lvm, too because this is the name of the control file
> > > without lvm (and the lvm tools will barf if this is a dircetory.
> >
> > Well, how about another directory name? Can you think of something
> > else that would be appropriate? And no, "LVM" is not on!
>
> I used lvm.d in my early version, but this is a little bit ugly, too ...
>
> > But we really should stop namespace pollution in /dev, and doing it
> > before 2.4 is released is the best time. In fact, given that this
> > patch has only gone in recently, I'd be inclined to go with the names
> > I suggested and just break the userspace tools.
>
> Please don't do it now.

Yes!

> I can add a patch that does full-blown devfs
> checking to the tools, but this needs a lot of work.

Actually changing the tools to recognize devfs seems fairly simple.
I am already working on it.

_But_ the LVM Metadata on disk has the old names stored which causes the
need to have an old naming sceme to new naming sceme admin change tool
for handling this.

> Until then please leave it the old way so people don't have to remount
> root just to create the device nodes.
> When the new tools are out, they can be put into 'Changes'
> as required version and the devfs names can be changed.

Yep.

>
> Christoph
>
> --
> Always remember that you are unique. Just like everyone else.
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--

Regards,
Heinz -- The LVM guy --

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Heinz Mauelshagen Sistina Software Inc.
Senior Consultant/Developer Bartningstr. 12
64289 Darmstadt
Germany
Mauelshagen@Sistina.com +49 6151 7103 86
FAX 7103 96
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