Re: File System conversion -- ideas

Pavel Machek (pavel@ucw.cz)
Tue, 1 Jul 2003 22:03:09 +0200


Hi!

> > >Uh-huh. You want to get in-kernel conversion between ext* and reiserfs?
> > >With recoverable state if aborted? Get real.
> >
> > no, in-kernel conversion between everything. You don't think it can be done?
> > It's not that difficult a problem to manage data like that :D
>
> I think that I will believe it when I see the patchset implementing it.
> Provided that it will be convincing enough. Other than that... Not
> really. You will need code for each pair of filesystems, since
> convertor will need to know *both* layouts. No amount of handwaving
> is likely to work around that. And we have what, something between
> 10 and 20 local filesystems? Have fun...
>
> If you want your idea to be considered seriously - take reiserfs code,
> take ext3 code, copy both to userland and put together a conversion
> between them. Both ways. That, by definition, is easier than doing

Actually partition surprise should be able
to do ext2<=>reiser. It does not have journal, IIRC :-(.
Pavel

-- 
				Pavel
Written on sharp zaurus, because my Velo1 broke. If you have Velo you don't need...

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