+++ This bug was initially created as a clone of Bug #168533 +++
RHEL 4.6 clone, covering tree-based and dependency fields in dm
-- Additional comment from tao on 2005-09-16 17:32 EST --
From User-Agent: XML-RPC
dm devices can be stacked on other dm devices.
So some of dm devices are valid for mount, fsck, etc.,
while the others are not valid for such use.
Using libdevmapper, it's possible to obtain information about
dependencies between dm devices.
It can be extended to provide user-space tools to obtain
device listing valid for their use.
...
-- Additional comment from agk on 2007-03-30 14:14 EST --
Let's get the final piece of this cleaned up and included in 5.1 dmsetup.
An advisory has been issued which should help the problem
described in this bug report. This report is therefore being
closed with a resolution of ERRATA. For more information
on the solution and/or where to find the updated files,
please follow the link below. You may reopen this bug report
if the solution does not work for you.
http://rhn.redhat.com/errata/RHBA-2007-0749.html