Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1422816AbWCXNlO (ORCPT ); Fri, 24 Mar 2006 08:41:14 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1422810AbWCXNlO (ORCPT ); Fri, 24 Mar 2006 08:41:14 -0500 Received: from pentafluge.infradead.org ([213.146.154.40]:27342 "EHLO pentafluge.infradead.org") by vger.kernel.org with ESMTP id S1422787AbWCXNlN (ORCPT ); Fri, 24 Mar 2006 08:41:13 -0500 Subject: Re: [RFC PATCH 35/35] Add Xen virtual block device driver. From: Arjan van de Ven To: Jeff Garzik Cc: Alan Cox , Ian Pratt , Anthony Liguori , Chris Wright , virtualization@lists.osdl.org, xen-devel@lists.xensource.com, linux-kernel@vger.kernel.org, Ian Pratt , ian.pratt@cl.cam.ac.uk, SCSI Mailing List In-Reply-To: <4423F60B.6020805@garzik.org> References: <4421D943.1090804@garzik.org> <1143202673.18986.5.camel@localhost.localdomain> <4423E853.1040707@garzik.org> <4423F60B.6020805@garzik.org> Content-Type: text/plain Date: Fri, 24 Mar 2006 14:40:56 +0100 Message-Id: <1143207657.2882.65.camel@laptopd505.fenrus.org> Mime-Version: 1.0 X-Mailer: Evolution 2.2.3 (2.2.3-2.fc4) Content-Transfer-Encoding: 7bit X-SRS-Rewrite: SMTP reverse-path rewritten from by pentafluge.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 884 Lines: 21 On Fri, 2006-03-24 at 08:37 -0500, Jeff Garzik wrote: > Jeff Garzik wrote: > > In fact, SCSI should make a few things easier, because the notion of > > host+bus topology is already present, and notion of messaging is already > > present, so you don't have to recreate that in a Xen block device > > infrastructure. > > Another benefit of SCSI: when an IBM hypervisor in the Linux kernel > switched to SCSI, that allowed them to replace several drivers (virt > disk, virt cdrom, virt floppy?) with a single virt-SCSI driver. but there's a generic one for that: iSCSI so in theory you only need to provide a network driver then ;) - 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/