Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755883AbXFSIQj (ORCPT ); Tue, 19 Jun 2007 04:16:39 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753567AbXFSIQZ (ORCPT ); Tue, 19 Jun 2007 04:16:25 -0400 Received: from verein.lst.de ([213.95.11.210]:38697 "EHLO mail.lst.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753416AbXFSIQY (ORCPT ); Tue, 19 Jun 2007 04:16:24 -0400 Date: Tue, 19 Jun 2007 10:15:46 +0200 From: Christoph Hellwig To: David Miller Cc: hch@lst.de, James.Bottomley@SteelEye.com, axboe@kernel.dk, linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, linuxppc-dev@ozlabs.org, paulus@samba.org, Geert.Uytterhoeven@sonycom.com, dwmw2@infradead.org, alan@lxorguk.ukuu.org.uk Subject: Re: [patch 4/6] ps3: Disk Storage Driver Message-ID: <20070619081546.GA25336@lst.de> References: <1181947242.3600.8.camel@mulgrave.il.steeleye.com> <20070615.160858.26276547.davem@davemloft.net> <20070619055629.GE18542@lst.de> <20070618.230731.11645150.davem@davemloft.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20070618.230731.11645150.davem@davemloft.net> User-Agent: Mutt/1.3.28i X-Spam-Score: 0 () Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 618 Lines: 13 On Mon, Jun 18, 2007 at 11:07:31PM -0700, David Miller wrote: > The main disk I/O block read and write is done using descriptors > sent to the disk server. SCSI pass-through is provided (optionally) > so that disk analysis tools can do things like MODE_SENSE on the > disk. SG_IO can easily be implemented for block devices. See cciss in current mainline for an example. - 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/