Re: New patches out for 2.2 and 2.4.

[Marc Mutz <Marc@Mutz.com>]

Billy Harvey wrote:
> 
<snip>
> I've successfully installed the 2.4.0.1 patch, and applied and
> installed the util-linux patch.  The loopback encryption appears to
> work to a point, and then lock the system up.  I've been only using
> AES with 128 bit key so far.
<snip>

This is a known bug. It's on Ted's todo list (linux24.sourceforge.net)
in section (to do, but no showstopper). This is why it is still there. A
fix exists, but isn't merged would probably be the better section,
because there is a patch by Jens Axboe that seems to fix the problem.
But then agian, they may not be sure _why_ it fixes it:

Jens Axboe wrote:
> 
> On Wed, Jan 03 2001, William Stearns wrote:
> > Good day, all,
> >       This is just meant as an informational message, not a complaint.
> > Ted, could you note that this still exists on 2.4.0-test13-pre7 in the
> > todo page?  Many thanks.
> >
> > [1.] One line summary of the problem:
> >       Loopback filesystem writes still hang on 2.4.0-test13-pre7.
> 
> Could you try with this patch:
> 
> *.kernel.org/pub/linux/kernel/people/axboe/patches/2.4-prerelease/loop-remap-2
> 
> it survives 10 runs of your script and dbench abuse etc. If there are still
> problems, I'd like to know... Should be faster too :-)
> 
> --
> * Jens Axboe <axboe@suse.de>
> * SuSE Labs
> -
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-- 
Marc Mutz <Marc@Mutz.com>     http://EncryptionHOWTO.sourceforge.net/
University of Bielefeld, Dep. of Mathematics / Dep. of Physics

PGP-keyID's:   0xd46ce9ab (RSA), 0x7ae55b9e (DSS/DH)


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