Re: encrypted swap on loop in 2.4.10-pre12?

From: Jari Ruusu (jari.ruusu@pp.inet.fi)
Date: Thu Sep 20 2001 - 07:08:16 EST


Jens Axboe wrote:
> On Thu, Sep 20 2001, Jari Ruusu wrote:
> > Cryptoapi can't be used to encrypt swap. It has nasties like sleeping in
> > make_request_fn() and potential memory allocation deadlock.
>
> sleeping in make_request_fn is not a nasty in itself, btw. in fact loop
> just needs an emergency page pool for swap to be perfectly safe.

loop-AES provides emergency page pool for device backed loop. Take a look.

Regards,
Jari Ruusu <jari.ruusu@pp.inet.fi>

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