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Date:      31 Oct 1999 19:53:43 +0100
From:      Mats Lofkvist <mal@algonet.se>
To:        freebsd-fs@FreeBSD.org
Cc:        ezk@cs.columbia.edu (Erez Zadok)
Subject:   Re: stupidfs - easily extensible test file systems?
Message-ID:  <y2qk8o35pl4.fsf@kairos.algonet.se>
In-Reply-To: ezk@cs.columbia.edu's message of "29 Oct 1999 05:23:26 %2B0800"

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ezk@cs.columbia.edu (Erez Zadok) writes:

> Robert, it's been done.  To some degree that's nullfs (if nullfs had been
> working; the VFS is broken).  I've written stackable f/s templates exactly
> for the purpose of developers using them to build other f/s w/o having the
> many hassles of writing a full f/s.  My wrapper templates, called wrapfs,
> work on freebsd, linux, and solaris.  You can build all kinds of f/s using
> them, including f/s that do not require persistent storage.
> 
> See
> 	http://www.cs.columbia.edu/~ezk/research
> for papers, and
> 	http://www.cs.columbia.edu/~ezk/research/software
> for tarballs.

Is wrapfs/fist actively updated for FreeBSD? (I noted that the
latest FreeBSD version is almost a year old and for 3.0 only.)

And does anyone know if this has a chance being a standard part
of FreeBSD, and how it relates to the general cleanup of the
stacking fs code that seem to be on the "todo sometime in the
 future" list for FreeBSD?

      _
Mats Lofkvist
mal@algonet.se


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