From: Herbert Xu <herbert@gondor•apana.org.au>
To: Milan Broz <mbroz@redhat•com>
Cc: Christophe Saout <christophe@saout•de>,
Nico -telmich- Schottelius <nico-linux-next@schottelius•org>,
LKML <linux-kernel@vger•kernel.org>,
device-mapper development <dm-devel@redhat•com>,
linux-next@vger•kernel.org, linux-crypto@vger•kernel.org,
Herbert@redhat•com
Subject: Re: Re: next-20081125: crypto hard disk gets unaccessable
Date: Mon, 1 Dec 2008 12:57:49 +0800 [thread overview]
Message-ID: <20081201045749.GA18292@gondor.apana.org.au> (raw)
In-Reply-To: <49332CC6.4080606@redhat.com>
On Mon, Dec 01, 2008 at 01:16:06AM +0100, Milan Broz wrote:
>
> > [69186.618468] [<ffffffffa027226a>] ? crypto_cbc_encrypt+0xfa/0x15a [cbc]
> > [69186.618481] [<ffffffffa0285705>] ? aes_encrypt+0x0/0x7 [aes_x86_64]
> > [69186.618494] [<ffffffffa020667d>] ? async_encrypt+0x35/0x3a [crypto_blkcipher]
> > [69186.618509] [<ffffffffa0269a6f>] ? crypt_convert+0x1d2/0x253 [dm_crypt]
> > [69186.618522] [<ffffffffa0269ed6>] ? kcryptd_crypt+0x3e6/0x407 [dm_crypt]
> > [69186.618533] [<ffffffffa0269af0>] ? kcryptd_crypt+0x0/0x407 [dm_crypt]
>
> I assume that crypto run here synchronously (not through asynchronous completion callback).
>
> Herbert - is my guess ok? (The asynchronous handling in dm-crypt was the only part changed recently.)
> (And I think that except crypto hw nobody uses asynchronous mode yet by default.)
Yes that's definitely synchronous.
Cheers,
--
Visit Openswan at http://www.openswan.org/
Email: Herbert Xu ~{PmV>HI~} <herbert@gondor•apana.org.au>
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next prev parent reply other threads:[~2008-12-01 4:57 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-11-28 6:33 next-20081125: crypto hard disk gets unaccessable Nico -telmich- Schottelius
2008-11-30 3:29 ` Andrew Morton
2008-11-30 4:32 ` Herbert Xu
2008-12-01 0:16 ` Milan Broz
2008-12-01 4:57 ` Herbert Xu [this message]
2008-12-01 17:36 ` [dm-devel] " Nico -telmich- Schottelius
2008-12-01 17:35 ` Nico -telmich- Schottelius
2008-12-02 11:55 ` Nico -telmich- Schottelius
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