Re: FS idea

Pavel Machek (pavel@atrey.karlin.mff.cuni.cz)
Wed, 16 Sep 1998 16:02:33 +0200


Hi!

> I realized that (***) soon after I sent the message. Unfortunately, I
> don't have the time or knowledge to offer to maintain userfs. It
> would

I see no need to do so. rpc.nfsd + ??? can do everything userfs can
do, plus it is portable.

> be nice if someone did though. On the other hand...... It's not a bad
> idea (IMO) to put a hook in the loopback anyway. At the moment, the
> loopback driver supports certain kinds of encryption (limited) on the
> loopback device. If I had a userspace hook into it, I could put in a
> compression system, more kinds of encryption, and other stuff like
> that. e.g. user says read(), loopback says read() compression system
> (custom designed) goes to proper block, decompresses, and returns. Or
> other way round. Or something like that (don't know much of fs
> compressors). 'twould be useful.

And now, you have just reinvented the network block device, used at
localhost. See http://atrey.karlin.mff.cuni.cz/~pavel/nbd/nbd.html
:-).

Pavel

-- 
The best software in life is free (not shareware)!		Pavel
GCM d? s-: !g p?:+ au- a--@ w+ v- C++@ UL+++ L++ N++ E++ W--- M- Y- R+

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