Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2993448AbXEBQRU (ORCPT ); Wed, 2 May 2007 12:17:20 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S2993447AbXEBQRU (ORCPT ); Wed, 2 May 2007 12:17:20 -0400 Received: from mga09.intel.com ([134.134.136.24]:49717 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2993450AbXEBQRO convert rfc822-to-8bit (ORCPT ); Wed, 2 May 2007 12:17:14 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.14,480,1170662400"; d="scan'208";a="82703396" X-MimeOLE: Produced By Microsoft Exchange V6.5 Content-class: urn:content-classes:message MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 8BIT Subject: RE: [PATCH 00/16] raid acceleration and asynchronous offload api for 2.6.22 Date: Wed, 2 May 2007 09:17:13 -0700 Message-ID: <0C7297FA1D2D244A9C7F6959C0BF1E5201CA8E4D@azsmsx413.amr.corp.intel.com> In-Reply-To: X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: [PATCH 00/16] raid acceleration and asynchronous offload api for 2.6.22 Thread-Index: AceM0mZiusGRqaJ0Qr+U+kHHBBWcfgAAL02g From: "Williams, Dan J" To: "Justin Piszcz" Cc: "Nick Piggin" , , , "Leech, Christopher" , , X-OriginalArrivalTime: 02 May 2007 16:17:13.0621 (UTC) FILETIME=[58084C50:01C78CD5] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 859 Lines: 22 > 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. > Justin. Dan - 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/