From: "Jörn Engel" <joern@wohnheim.fh-wedel.de>
To: James Morris <jmorris@redhat.com>
Cc: Andi Kleen <ak@muc.de>, linux-kernel@vger.kernel.org, torvalds@osdl.org
Subject: Re: [PATCH] Re-implemented i586 asm AES (updated)
Date: Fri, 6 Aug 2004 18:44:07 +0200 [thread overview]
Message-ID: <20040806164407.GC2065@wohnheim.fh-wedel.de> (raw)
In-Reply-To: <Xine.LNX.4.44.0408061216210.22965-100000@dhcp83-76.boston.redhat.com>
On Fri, 6 August 2004 12:17:59 -0400, James Morris wrote:
> On Fri, 6 Aug 2004, Andi Kleen wrote:
>
> > You could use .altinstructions to patch a jump in at runtime
> > based on CPU capabilities. Assuming MMX is really faster of course.
>
> Neat. The latter could be measured at boot.
Or lazily on first usage. If it doesn't have to be done at boot time,
why delay the user with it?
Jörn
--
Everything should be made as simple as possible, but not simpler.
-- Albert Einstein
next prev parent reply other threads:[~2004-08-06 16:50 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <2qbyt-1Op-45@gated-at.bofh.it>
[not found] ` <2qemF-3Pj-49@gated-at.bofh.it>
2004-08-06 15:09 ` Andi Kleen
2004-08-06 16:17 ` James Morris
2004-08-06 16:38 ` David Woodhouse
2004-08-06 16:44 ` Jörn Engel [this message]
2004-08-06 16:43 ` Linus Torvalds
2004-08-06 17:17 ` Ben Pfaff
2004-08-07 7:49 ` Kasper Sandberg
2004-08-07 20:26 ` Andi Kleen
2004-08-09 19:38 ` dean gaudet
2004-08-06 12:00 [PATCH] Re-implemented i586 asm AES Marc Ballarin
2004-08-06 14:52 ` [PATCH] Re-implemented i586 asm AES (updated) James Morris
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