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From: Sebastian Siewior <linux-crypto@ml.breakpoint.cc>
To: "Huang, Ying" <ying.huang@intel.com>
Cc: Herbert Xu <herbert@gondor.apana.org.au>,
	"Adam J. Richter" <adam@yggdrasil.com>,
	Alexander Kjeldaas <astor@fast.no>,
	linux-kernel@vger.kernel.org, linux-crypto@vger.kernel.org
Subject: Re: [PATCH -mm crypto] AES: remove crypto_fl_tab and replace crypto_il_tab with isb_tab
Date: Wed, 26 Mar 2008 00:33:56 +0100	[thread overview]
Message-ID: <20080325233356.GA2577@Chamillionaire.breakpoint.cc> (raw)
In-Reply-To: <1205210576.3676.7.camel@caritas-dev.intel.com>

* Huang, Ying | 2008-03-11 12:42:56 [+0800]:

>These changes reduce the encryption cache footprint to 50% and
>decryption cache footprint to 53.1%. The code size is increased
>slightly. On my Intel CORE micro-architecture CPU, there is almost no
>performance penalty.
According to the tcrypt numbers you've posted it is getting "slightly"
slower on encryption/decryption of 64+ bytes. How did you measure your
"almost no performance penalty"?

 Sebastian

      parent reply	other threads:[~2008-03-25 23:34 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-03-11  4:42 Huang, Ying
2008-03-11  6:47 ` Huang, Ying
2008-03-12  9:22 ` Sebastian Siewior
2008-03-14  9:30   ` Huang, Ying
2008-03-25 23:33 ` Sebastian Siewior [this message]

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