[dm-devel] dmsetup on uClibc based system
Pete Flugstad
peteflugstad at mchsi.com
Mon Mar 22 21:54:03 UTC 2004
Kevin Corry wrote:
>>Actually, it does matter. You won't be able to activate a DM device on a
>>partition that contains a mounted filesystem (2.6 kernels don't allow
>>that).
>
>
> To be more specific...
>
> You can create the DM device, because device creation in DM doesn't
> necessarily imply that the device contains an active mapping. What you cannot
> do (on 2.6 kernels) is load a table into that device that uses a partition
> with a mounted filesystem.
>
> Thus, the creation portion of your command worked, but the table-loading
> portion failed, which is why you see hdc5.000 in "dmsetup ls".
Can this behavior be disabled, or forced, if the DM device is created
read-only? Or is it too deeply embedded in the kernel?
Thanks,
Pete
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