Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S265298AbTIJRG1 (ORCPT ); Wed, 10 Sep 2003 13:06:27 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S265300AbTIJRG1 (ORCPT ); Wed, 10 Sep 2003 13:06:27 -0400 Received: from hank-fep8-0.inet.fi ([194.251.242.203]:44499 "EHLO fep08.tmt.tele.fi") by vger.kernel.org with ESMTP id S265298AbTIJRG0 (ORCPT ); Wed, 10 Sep 2003 13:06:26 -0400 Message-ID: <3F5F5A22.956A72A6@pp.inet.fi> Date: Wed, 10 Sep 2003 20:06:42 +0300 From: Jari Ruusu X-Mailer: Mozilla 4.79 [en] (X11; U; Linux 2.2.20aa1 i686) X-Accept-Language: en MIME-Version: 1.0 To: Jeff Garzik CC: linux-kernel@vger.kernel.org, cryptoapi-devel@kerneli.org Subject: Re: [PATCH] AES i586-asm optimized References: <20030910153859.GA17919@leto2.endorphin.org> <20030910161738.GA29990@gtf.org> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 939 Lines: 24 Jeff Garzik wrote: > On Wed, Sep 10, 2003 at 05:38:59PM +0200, Fruhwirth Clemens wrote: > > As tested by hvr[2] this implemention is significantly faster than the C > > version. > > Tested on what processors? With what kernel config? > > I would be surprised if a 586-optimized asm was useful on P4. It uses classic Pentium instruction set. Speed optimized for my 300 MHz Pentium-2 test box. Original Gladman version that I started with was pretty fast but I was able to improve performance about 7% over original version. On my same 300 MHz P2 test box, assembler implementation is about twice as fast as the mainline kernel C implementation. Regards, Jari Ruusu - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/