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List:       freebsd-hackers
Subject:    Re: I am too dumb to understand geom(4)
From:       Sean Bruno <sean_bruno () yahoo ! com>
Date:       2013-09-16 12:57:22
Message-ID: 1379336242.38394.41.camel () localhost
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On Mon, 2013-09-16 at 13:16 +0200, Ivan Voras wrote:
> On 13/09/2013 23:29, Sean Bruno wrote:
> > How does one make geom_concat(4) load at boot, assume two devices are to
> > be used as a single concatenated device and then create
> > the /dev/<whatever> device for it?
> > 
> > My MIPS kernconf has:
> > 
> > # GEOM modules
> > device          geom_map        # to get access to the SPI flash
> > partitions
> > device          geom_uncompress # compressed in-memory filesystem
> > hackery!
> > device          geom_concat     # 
> > device          geom_label      # 
> > options         GEOM_CONCAT     # concatenation device support
> > options         GEOM_UNCOMPRESS
> > options         GEOM_LABEL
> > 
> > And yet, I am unable to use gconcat to do anthing useful:
> > 
> > # gconcat
> > usage: gconcat help
> >        gconcat list [-a] [name ...]
> >        gconcat status [-ags] [name ...]
> >        gconcat load [-v]
> >        gconcat unload [-v]
> 
> You are missing the "gconcat label" command. These commands are
> implemented by .so helper libraries provided by GEOM classes, in this
> case /lib/geom/geom_concat.so, so you need to make sure it exists. It
> has nothing to do with the kernel.
> 
> 


Ahhhh ... yes.  Thank you.  I did not install any of the /lib/geom/*.so
files into my disk image.  Compiling and installing those does the
trick.  Thank you.

Sean

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