Re: LVM 1.0 release decision

Andreas Dilger (adilger@turbolinux.com)
Fri, 11 May 2001 11:02:48 -0600 (MDT)

Alan writes (re LVM):
> Please fix the binary incompatibility in the on disk format between the
> current code and your new release _before_ you do that. The last patches
> I was sent would have screwed every 64bit LVM user.
>
> A new format is fine but import old ones properly. And if you do a new format
> stop using kdev_t on disk - it will change size soon

Actually, there is no need to store kdev_t on disk at all, nor is there a
need to store device name. By the time you have located the device, you
don't need that information any more. I think that stuff is just a hold
over from when in-core and on-disk data was the same, and should be removed.

Cheers, Andreas

-- 
Andreas Dilger  \ "If a man ate a pound of pasta and a pound of antipasto,
                 \  would they cancel out, leaving him still hungry?"
http://www-mddsp.enel.ucalgary.ca/People/adilger/               -- Dogbert
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