From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752830Ab1HOSxl (ORCPT ); Mon, 15 Aug 2011 14:53:41 -0400 Received: from terminus.zytor.com ([198.137.202.10]:57474 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751555Ab1HOSxk (ORCPT ); Mon, 15 Aug 2011 14:53:40 -0400 Message-ID: <4E496AF5.1030200@zytor.com> Date: Mon, 15 Aug 2011 11:52:37 -0700 From: "H. Peter Anvin" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:5.0) Gecko/20110707 Thunderbird/5.0 MIME-Version: 1.0 To: Andrew Lutomirski CC: Borislav Petkov , melwyn lobo , Denys Vlasenko , Ingo Molnar , linux-kernel@vger.kernel.org, Thomas Gleixner , Linus Torvalds , Peter Zijlstra , borislav.petkov@amd.com Subject: Re: x86 memcpy performance References: <4E493449.70907@mit.edu> <4E494557.8080708@zytor.com> <4E4964F1.1020900@zytor.com> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 08/15/2011 11:35 AM, Andrew Lutomirski wrote: > > Are there any architecture-neutral users of this thing? Look at the RAID-6 code, for example. It makes the various architecture-specific codes look more similar. -hpa