Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2993502AbXEBQgh (ORCPT ); Wed, 2 May 2007 12:36:37 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S2993498AbXEBQgh (ORCPT ); Wed, 2 May 2007 12:36:37 -0400 Received: from ping.uio.no ([129.240.78.2]:56103 "EHLO ping.uio.no" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2993503AbXEBQgg (ORCPT ); Wed, 2 May 2007 12:36:36 -0400 From: ilmari@ilmari.org (Dagfinn Ilmari =?utf-8?Q?Manns=C3=A5ker?=) To: "Williams, Dan J" Cc: "Justin Piszcz" , "Nick Piggin" , , , "Leech, Christopher" , , Subject: Re: [PATCH 00/16] raid acceleration and asynchronous offload api for 2.6.22 Organization: Program-, Informasjons- og Nettverksteknologisk Gruppe, UiO References: <0C7297FA1D2D244A9C7F6959C0BF1E5201CA8E4D@azsmsx413.amr.corp.intel.com> Mail-Copies-To: nobody Date: Wed, 02 May 2007 17:36:07 +0100 In-Reply-To: <0C7297FA1D2D244A9C7F6959C0BF1E5201CA8E4D@azsmsx413.amr.corp.intel.com> (Dan J. Williams's message of "Wed, 2 May 2007 09:17:13 -0700") Message-ID: User-Agent: Gnus/5.110004 (No Gnus v0.4) Emacs/21.4 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Exiscan-Spam-Score: -7.3 (-------) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1215 Lines: 29 "Williams, Dan J" writes: >> From: Justin Piszcz [mailto:jpiszcz@lucidpixels.com] >> I have not been following this closely, must you have an >> CONFIG_INTEL_IOP_ADMA piece of hardware and/or chipset to use this >> feature or can regular desktop users take hold of it as well? >> > Currently this feature is available on the iop series of processors, > e.g. http://www.intel.com/design/iio/iop348.htm > > And there is a driver in the works to support the 440spe platform > (http://marc.info/?l=linux-raid&m=117400143317440&w=2) > > Desktops currently take advantage of architecture specific SIMD > instructions to accelerate xor calculations. How about hard drive controllers with RAID accelleration features (but not full hardware RAID capability) such as the Promise SX4 (http://linux-ata.org/faq-sata-raid.html#sx4)? -- ilmari "A disappointingly low fraction of the human race is, at any given time, on fire." - Stig Sandbeck Mathisen - 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/