From: Jari Ruusu <jari.ruusu@pp.inet.fi>
To: "steve j. kondik" <shade@chemlab.org>
Cc: linux-kernel@vger.kernel.org
Subject: Re: encrypted swap on loop in 2.4.10-pre12?
Date: Thu, 20 Sep 2001 00:02:46 +0300 [thread overview]
Message-ID: <3BA907F6.3586811C@pp.inet.fi> (raw)
In-Reply-To: <1000912739.17522.2.camel@discord>
"steve j. kondik" wrote:
> i've been using encrypted swap over loopdev using the new cryptoapi
> patches. i just built a 2.4.10-pre12 kernel and i got a panic doing
> mkswap on the loopdev. the mkswap process becomes unkillable after this
> and never finishes. this is repeatable everytime. i've had no problems
> whatsoever until this kernel even under high load.. any ideas? :>
Cryptoapi can't be used to encrypt swap. It has nasties like sleeping in
make_request_fn() and potential memory allocation deadlock.
loop-AES works with encrypted swap. Announcement is here:
http://mail.nl.linux.org/linux-crypto/2001-09/msg00006.html
http://marc.theaimsgroup.com/?l=linux-crypto&m=99953544804810&w=2
Regards,
Jari Ruusu <jari.ruusu@pp.inet.fi>
next prev parent reply other threads:[~2001-09-19 21:03 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-09-19 15:18 encrypted swap on loop in 2.4.10-pre12? steve j. kondik
2001-09-19 15:37 ` Jens Axboe
2001-09-19 17:38 ` steve j. kondik
2001-09-19 21:02 ` Jari Ruusu [this message]
2001-09-20 6:13 ` Jens Axboe
2001-09-20 12:08 ` Jari Ruusu
2001-09-20 12:25 ` Jens Axboe
2001-09-20 13:17 ` steve j. kondik
2001-09-20 17:04 ` Jari Ruusu
2001-09-20 17:20 ` steve j. kondik
2001-09-20 17:55 ` Jari Ruusu
2001-09-20 18:59 ` Michael H. Warfield
2001-09-21 0:36 ` steve j. kondik
2001-09-21 9:15 ` Jari Ruusu
2001-09-21 14:52 ` steve j. kondik
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