From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from [10.33.0.40] (breeves.fab.redhat.com [10.33.0.40]) by int-mx08.intmail.prod.int.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id o0SBNC8w022194 for ; Thu, 28 Jan 2010 06:23:13 -0500 From: "Bryn M. Reeves" In-Reply-To: <4B616F73.9050208@redhat.com> References: <20100128095014.GA6725@danisch.de> <4B616F73.9050208@redhat.com> Date: Thu, 28 Jan 2010 11:27:53 +0000 Message-Id: <1264678073.8090.137.camel@localhost> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: Re: [linux-lvm] dmsetup and 2.6.31 kernel? Reply-To: LVM general discussion and development List-Id: LVM general discussion and development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , List-Id: Content-Type: text/plain; charset="us-ascii" To: LVM general discussion and development 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.