From: Andi Kleen <ak@suse.de>
To: Andi Kleen <ak@suse.de>, Herbert Xu <herbert@gondor.apana.org.au>,
linux-crypto@vger.kernel.org
Subject: Re: {twofish,aes}-{x86_64,i586} versus C implementations
Date: Mon, 20 Aug 2007 12:47:14 +0200 [thread overview]
Message-ID: <20070820104714.GH16680@bingen.suse.de> (raw)
In-Reply-To: <20070820094508.GE9651@Chamillionaire.breakpoint.cc>
> Not modprobe, but the crypto subsystem. If you have the generic C code
> and the assembly variant it picks the assembly over C. The selection is
But only if they're both loaded. Who loads both?
> In that case yes. Would it help to add MODULE_ALIAS("aes") to the
> assembly version in order to load it (atleast both)?
No, modprobe will only load the first it finds.
> >Also if one implementation is always better than the other
> >then I see little reason to ever have both.
>
> If you are sure that nobody needs aes on machnies prio i586 than you
> could disable the generic version on i386.
Why should the i586 version not run on 486/386?
> BUT: you might get into some trouble if you remove it from selections
> because some modules select it automaticly, IEEE80211_CRYPT_CCMP for
> instance.
Ok that is a problem.
-Andi
next prev parent reply other threads:[~2007-08-20 9:53 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-08-20 0:34 {twofish,aes}-{x86_64,i586} versus C implementations Andi Kleen
2007-08-20 1:01 ` Herbert Xu
2007-08-20 10:16 ` Andi Kleen
2007-08-20 9:45 ` Sebastian Siewior
2007-08-20 10:47 ` Andi Kleen [this message]
2007-08-20 10:08 ` Sebastian Siewior
2007-08-20 11:12 ` Andi Kleen
2007-08-20 11:27 ` Sebastian Siewior
2007-08-20 12:06 ` Herbert Xu
2007-08-20 13:06 ` Andi Kleen
2007-08-20 13:07 ` Herbert Xu
2007-09-02 22:42 ` Sebastian Siewior
2007-09-04 13:58 ` Andi Kleen
2007-09-19 12:29 ` Herbert Xu
2007-09-19 21:46 ` Sebastian Siewior
2007-09-20 0:20 ` Herbert Xu
2007-09-20 21:09 ` Sebastian Siewior
2007-09-30 12:23 ` Sebastian Siewior
2007-09-30 12:42 ` Sebastian Siewior
2007-10-03 7:35 ` Herbert Xu
2007-10-04 8:35 ` Sebastian Siewior
2007-10-03 19:23 ` [PATCH] [crypto] load the DES module by an alias Sebastian Siewior
2007-10-05 8:48 ` Herbert Xu
2007-10-04 7:37 ` [PATCH] [crypto] load the AES " Sebastian Siewior
2007-10-05 8:52 ` Herbert Xu
2007-10-04 7:37 ` [PATCH] [crypto] load the SHA1[1|256] " Sebastian Siewior
2007-10-05 8:57 ` Herbert Xu
2007-10-05 13:50 ` Sebastian Siewior
2007-10-05 13:12 ` [PATCH] [crypto] load the SHA1[1|256] module by an alias (v2) Sebastian Siewior
2007-10-05 15:10 ` Herbert Xu
2007-10-06 22:02 ` Sebastian Siewior
2007-10-08 3:21 ` Herbert Xu
2007-10-07 21:42 ` Sebastian Siewior
2007-10-08 3:20 ` Herbert Xu
2007-10-08 12:35 ` Sebastian Siewior
2007-10-08 4:12 ` Herbert Xu
2007-10-05 14:20 ` [PATCH] [crypto] load the SHA1[1|256] module by an alias Herbert Xu
2007-10-06 21:54 ` Sebastian Siewior
2007-10-08 11:25 ` Jan Glauber
2007-10-08 11:30 ` Sebastian Siewior
2007-10-04 8:48 ` {twofish,aes}-{x86_64,i586} versus C implementations Herbert Xu
2007-10-04 9:31 ` Andi Kleen
2007-10-04 10:00 ` Sebastian Siewior
2007-10-04 10:00 ` Herbert Xu
2007-10-04 9:39 ` Sebastian Siewior
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