Re: Linux-2.4.10 + ext3

Alexander Viro (
Mon, 24 Sep 2001 14:25:21 -0400 (EDT)

On Mon, 24 Sep 2001, Linus Torvalds wrote:

> Well, for one thing I absolutely refused during ext3 development to have
> ext3 just be an "extension" to ext2. That _was_ how it was originally
> thought of, and I very much wanted ext3 to be separate - I strongly felt
> that it would be stupid to force people who use ext2 for "stable"
> reasons to have to get the extensions (and I hate #ifdef's).
> And quite frankly, I don't think we _still_ are at the point where I'd
> be comfortable saying that we could just merge them, and everybody would
> use the superset of the code.

What we can do, though, is to move some of the common code into a
library. We are not ready to do that right now, but in 2.5 it
might be worth doing. Same goes for minixfs/sysvfs/ufs - quite
a few things are shared (which is hardly a surprise - filesystems
themselves have a lot in common).

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