From mboxrd@z Thu Jan 1 00:00:00 1970 From: Juergen Gross Subject: Re: Re: [PATCH 3/4] Introduce XEN scsiback module Date: Fri, 11 Jul 2014 10:57:50 +0200 Message-ID: <53BFA70E.5040203@suse.com> References: <1403879676-25431-1-git-send-email-jgross@suse.com> <1403879676-25431-4-git-send-email-jgross@suse.com> <20140628180953.GA10820@infradead.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from cantor2.suse.de ([195.135.220.15]:51434 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751166AbaGKI5w (ORCPT ); Fri, 11 Jul 2014 04:57:52 -0400 In-Reply-To: <20140628180953.GA10820@infradead.org> Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: Christoph Hellwig Cc: JBottomley@parallels.com, linux-scsi@vger.kernel.org, xen-devel@lists.xen.org, target-devel@vger.kernel.org On 06/28/2014 08:09 PM, Christoph Hellwig wrote: > 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. > . > Just to be sure: you mean something like a combined version of tcm_vhost and virtio_scsi? Juergen