[PATCH] libdisk: use major/minor when calling dmsetup

[Eric Sandeen]

Christoph Hellwig wrote:
> Looks good to me.  A library API to device mapper would be even better..


But IIRC agk said that will never happen ;)

mkp's stuff will be even better when it's ready...

-Eric

> 
> Reviewed-by: Christoph Hellwig <hch at lst.de>
>