From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoph Hellwig Subject: Re: [PATCH 3/4] Introduce XEN scsiback module Date: Sat, 28 Jun 2014 11:09:53 -0700 Message-ID: <20140628180953.GA10820@infradead.org> References: <1403879676-25431-1-git-send-email-jgross@suse.com> <1403879676-25431-4-git-send-email-jgross@suse.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from bombadil.infradead.org ([198.137.202.9]:59602 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756410AbaF1SKA (ORCPT ); Sat, 28 Jun 2014 14:10:00 -0400 Content-Disposition: inline In-Reply-To: <1403879676-25431-4-git-send-email-jgross@suse.com> Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: jgross@suse.com Cc: JBottomley@parallels.com, linux-scsi@vger.kernel.org, xen-devel@lists.xen.org, target-devel@vger.kernel.org On Fri, Jun 27, 2014 at 04:34:35PM +0200, jgross@suse.com wrote: > From: Juergen Gross > > Introduces the XEN pvSCSI backend. With pvSCSI it is possible for a XEN domU > to issue SCSI commands to a SCSI LUN assigned to that domU. The SCSI commands > are passed to the pvSCSI backend in a driver domain (usually Dom0) which is > owner of the physical device. This allows e.g. to use SCSI tape drives in a > XEN domU. This should be written against the generic target core infrastructure in drivers/target, instead of introducing another simplistic pass through only SCSI target.