Re: reiser4 plugins

From: Alexander Zarochentsev
Date: Sat Jun 25 2005 - 13:58:56 EST


On Wednesday 22 June 2005 05:18, Andrew Morton wrote:
> Hans Reiser <reiser@xxxxxxxxxxx> wrote:
> > What is wrong with having an encryption plugin implemented in this
> > manner? What is wrong with being able to have some files implemented
> > using a compression plugin, and others in the same filesystem not.
> >
> > What is wrong with having one file in the FS use a write only plugin, in
> > which the encrypion key is changed with every append in a forward but
> > not backward computable manner, and in order to read a file you must
> > either have a key that is stored on another computer or be reading what
> > was written after the moment of cracking root?
> >
> > What is wrong with having a set of critical data files use a CRC
> > checking file plugin?
>
> I think the concern here is that this is implemented at the wrong level.

> In Linux, a filesystem is some dumb thing which implements
> address_space_operations, filesystem_operations, etc.
>

It is not so already. XFS, FUSE, network fs are not of that type.

Thanks,
Alex.

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