Hi Christophe,
On Thu, 21 Jun 2007, Christophe Saout wrote:
> > I have a disk that embeds another disk image (including a partition table and
> > partitions). Using dmsetup and the linear target I created a new device to
> > access the embedded disk image. Cfdisk shows me the partitions on the new
> > device, but the kernel didn't scan for partitions and hence didn't created
> > devices for them.
> >
> > Does there exist a way to let the kernel scan for partition tables on a device
> > created using dmsetup? Or should I use a script like the one proposed by
> > Christophe Saout in http://lkml.org/lkml/2003/7/18/141?
>
> There's a small tool
> "kpartx" ( http://www.die.net/doc/linux/man/man8/kpartx.8.html ), which
> I think, IIRC is a simple port of the kernel partition detection code to
> userspace, which uses the device mapper to set things up. I have used it
> at times, it works nicely (it can even replace the kernel detection code
> seamlessly, if put into an initramfs for instance).
>
> There's a copy of it in the distributed with the multipath tools.
Great! Exactly what I needed. I did `apt-get install multipath-tools', and now
it works fine. Thanks!
With kind regards,
Geert Uytterhoeven
Software Architect
Sony Network and Software Technology Center Europe
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