[linux-lvm] dmsetup and 2.6.31 kernel?

[Bryn M. Reeves]

On Thu, 2010-01-28 at 12:05 +0100, Milan Broz wrote:
> On 01/28/2010 10:50 AM, Hadmut Danisch wrote:
> > With a 2.6.31 kernel (ubuntu) I run into the problem that some dmsetup
> > and dmlosetup commands that used to work before do not work anymore. 
> > 
> > e.g.
> > 
> > dd if=/dev/zero of=/tmp/testdisk count=1000
> > dmsetup create xxxtest --table '0 1000 loop /tmp/testdisk 0'
> 
> dm-loop target was never in upstream kernel, it is still available only
> as separate kernel patch.
> 
> You had patched kernel previously perhaps?

I think at some point someone was packaging unofficial Ubuntu kernels
with the dm-loop patch applied (I got some bugmail from launchpad about
it).

Hadmut, is it possible you had one of these installed previously?

Regards,
Bryn.