linux-kernel - Re: [dm-crypt] cryptsetup not working under 3.6

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Message-ID: <508FA405.2050509@redhat.com>
Date:	Tue, 30 Oct 2012 10:55:17 +0100
From:	Milan Broz <mbroz@...hat.com>
To:	Uwe Kleine-König 
	<u.kleine-koenig@...gutronix.de>
CC:	Tvrtko Ursulin <tvrtko@...ulin.net>,
	Milan Broz <gmazyland@...il.com>, dm-crypt@...ut.de,
	linux-kernel@...r.kernel.org, okozina@...hat.com,
	linux-rt-users@...r.kernel.org
Subject: Re: [dm-crypt] cryptsetup not working under 3.6 - RT patch set seem
 to break it

On 10/30/2012 10:40 AM, Uwe Kleine-König wrote:
>> Ha, this is exciting, vanilla 3.6.4 works, with -rt10 patch it does not.
> I experienced that problem, too. This is on a laptop with encrypted
> rootfs, so debugging is a bit harder here. I am just setting up another
> machine to debug that.

FYI the problematic patch is peterz-srcu-crypto-chain.patch in rt10
patchset, after that, crypto_alloc_ablkcipher() now returns -ENOENT (-2)
in dmcrypt.

(I will check it later but maybe someone already playing with it...)

Milan

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