DMRAID DOS format handler?

Heinz Mauelshagen mauelshagen at
Mon Jun 18 20:54:05 UTC 2007

On Mon, Jun 18, 2007 at 11:22:55AM -0700, Darrick J. Wong wrote:
> On Mon, Jun 18, 2007 at 10:52:08AM -0700, Gaston, Jason D wrote:
> > What is the DMRAID DOS format handler used for?
> Detecting DOS partitions on a dmraid volume.  At some point there was a
> comment in the DOS format handler remarking that some day it'll be
> ripped out and replaced with some sort of 'kpartx' tool.  Probably a
> good idea, since afaik the kernel won't detect partitions on dm devices
> automatically and we don't support other partition table schemes (Apple,
> GPT, etc) anyway.

Exactly, that's why the comment ;)

For the time being, initscripts etc. can run "dmraid -pay" to avoid any
partition mappings being activated by dmraid and run "kpartx -a"
on the dmraid devices.

> --D

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Heinz    -- The LVM Guy --

*** Software bugs are stupid.
    Nevertheless it needs not so stupid people to solve them ***


Heinz Mauelshagen                                 Red Hat GmbH
Consulting Development Engineer                   Am Sonnenhang 11
Storage Development                               56242 Marienrachdorf
Mauelshagen at                            PHONE +49  171 7803392
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