Re: [dm-devel] Announcement: new device-mapper thin provisioning target with infrastructure online for review

[Phillip Susi <psusi cfl rr com>]

On 1/25/2011 11:19 AM, Heinz Mauelshagen wrote:
> Using the thin provisioning target
> 
> Table line syntax (also see thinp_ctr() in dm-thin-prov.c):
> 
> <start> <len> thin-prov \
> <data_dev> <meta_dev> <data_block_size> <low_water_mark>
> 
> * data_dev: device holding thin provisioned data blocks
> * meta_dev: device keeping track of provisioned blocks
> * data_block_size: provisioning unit size in sectors
> * low_water_mark: block low water mark to throw a dm event
>   for userpace to resize

I assume that meta_dev can't, but can data_dev be shared between
multiple thin-prov targets?