Re: [linux-lvm] Symbol not found when pvcreating...

From: "Heinz J. Mauelshagen" <Mauelshagen@sistina.com>
To: linux-lvm@sistina.com
Subject: Re: [linux-lvm] Symbol not found when pvcreating...
Date: Mon, 28 May 2001 16:07:49 +0000	[thread overview]
Message-ID: <20010528160749.A21043@sistina.com> (raw)
In-Reply-To: <3B1234CC.CC273F94@in.tum.de>; from vidalrod@informatik.tu-muenchen.de on Mon, May 28, 2001 at 01:21:48PM +0200

On Mon, May 28, 2001 at 01:21:48PM +0200, David Vidal Rodriguez wrote:
> >
> > > Another --developer-- question:
> > > I've looked at the LVM code and a structure called partition, #include'd
> > > from <linux/genhd.h>, which contains the relevant information of a
> > > partition. What I don't understand is how to get this information from
> > > the kernel/drive (syscall, ioctl???). I'd be glad if somebody explained
> > > that to me briefly.
> >
> > That's just needed for the generic disk interface.
> > It doesn't make any sense to create a partition table on a logical volume.
> 
> What I meant is how to get the partition data, such as partition id, start, end,
> etc.,  from a _real_ partition (you have get it in order to know if we are
> initializing a PV on a partition marked as 0x8E). That sounds a bit off-topic, I
> know...

Well, you can get it with my example; excluding the partition
type identifier :-(

TTBOMK you can use the e2fsprogs library to get that as well.

> 
> Cheers,
> --
>   ------------------------------------------------------------------------
>  David Vidal R. (vidalrod <at> in DOT tum DOT de)
>  http://dvr.ismad.com
>  "Ein Computer ohne Windows ist wie ein Fisch ohne Fahrrad."
> 
> 
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-- 

Regards,
Heinz    -- The LVM Guy --

*** Software bugs are stupid.
    Nevertheless it needs not so stupid people to solve them ***

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Heinz Mauelshagen                                 Sistina Software Inc.
Senior Consultant/Developer                       Am Sonnenhang 11
                                                  56242 Marienrachdorf
                                                  Germany
Mauelshagen@Sistina.com                           +49 2626 141200
                                                       FAX 924446
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