From: Herbert Xu <herbert@gondor.apana.org.au>
To: Chuck Ebbert <cebbert@redhat.com>
Cc: Harald Welte <HaraldWelte@viatech.com>,
linux-kernel@vger.kernel.org,
Sebastian Andrzej Siewior <sebastian@breakpoint.cc>
Subject: Re: [patch 1/2] crypto: padlock-aes: work around Nano CPU errata in ECB mode
Date: Thu, 18 Jun 2009 19:35:59 +0800 [thread overview]
Message-ID: <20090618113559.GA6596@gondor.apana.org.au> (raw)
In-Reply-To: <20090610151122.2fcac7d9@dhcp-100-2-144.bos.redhat.com>
On Wed, Jun 10, 2009 at 03:11:22PM -0400, Chuck Ebbert wrote:
> From: Chuck Ebbert <cebbert@redhat.com>
> crypto: padlock-aes: work around Nano CPU errata in ECB mode
>
> The VIA Nano processor has a bug that makes it prefetch extra data
> during encryption operations, causing spurious page faults. Extend
> existing workarounds for ECB mode to copy the data to an temporary
> buffer to avoid the problem.
>
> Acked-by: HaraldWelte <HaraldWelte@viatech.com>
> Signed-off-by: Chuck Ebbert <cebbert@redhat.com>
All applied to crypt-2.6. Thanks a lot!
--
Visit Openswan at http://www.openswan.org/
Email: Herbert Xu ~{PmV>HI~} <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
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prev parent reply other threads:[~2009-06-18 11:36 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-06-10 19:11 Chuck Ebbert
2009-06-10 19:12 ` [patch 2/2] crypto: padlock-aes: work around Nano CPU errata in CBC mode Chuck Ebbert
2009-06-14 20:49 ` [patch 1/2] crypto: padlock-aes: work around Nano CPU errata in ECB mode Sebastian Andrzej Siewior
2009-06-18 9:23 ` Harald Welte
2009-06-18 9:32 ` Herbert Xu
2009-06-18 11:35 ` Herbert Xu [this message]
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