From: Herbert Xu <herbert@gondor.apana.org.au>
To: Huang Ying <ying.huang@intel.com>
Cc: linux-kernel@vger.kernel.org, linux-crypto@vger.kernel.org
Subject: Re: [PATCH] crypto: Add AES-NI accelerated CTR mode
Date: Wed, 10 Mar 2010 18:29:16 +0800 [thread overview]
Message-ID: <20100310102916.GA23398@gondor.apana.org.au> (raw)
In-Reply-To: <1267424076.1640.82.camel@yhuang-dev.sh.intel.com>
On Mon, Mar 01, 2010 at 02:14:36PM +0800, Huang Ying wrote:
> To take advantage of the hardware pipeline implementation of AES-NI
> instructions. CTR mode cryption is implemented in ASM to schedule
> multiple AES-NI instructions one after another. This way, some latency
> of AES-NI instruction can be eliminated.
>
> Performance testing based on dm-crypt should 50% reduction of
> ecryption/decryption time.
>
> Signed-off-by: Huang Ying <ying.huang@intel.com>
Applied to cryptodev. Thanks!
--
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/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
next prev parent reply other threads:[~2010-03-10 10:29 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-01 6:14 Huang Ying
2010-03-10 10:29 ` Herbert Xu [this message]
2010-03-11 20:15 ` Andrew Morton
2010-03-12 0:19 ` Herbert Xu
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20100310102916.GA23398@gondor.apana.org.au \
--to=herbert@gondor.apana.org.au \
--cc=linux-crypto@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=ying.huang@intel.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®