Re: [PATCH 3/3] tcm_vhost: Convert to use mainline virtio_scsi.h

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On Tue, 2012-04-10 at 10:40 +0100, Stefan Hajnoczi wrote:
> On Sun, Apr 08, 2012 at 06:30:55AM +0000, Nicholas A. Bellinger wrote:
> > From: Nicholas Bellinger <nab@xxxxxxxxxxxxxxx>
> > 
> > This patch converts tcm_vhost in lio-core.git to use mainline
> > virtio_scsi.h defines from v3.4-rc2.  This includes:
> > 
> > *) Rename virtio_scsi_cmd_header -> virtio_scsi_cmd_req
> > *) Rename virtio_scsi_footer -> virtio_scsi_cmd_resp
> > *) Convert vhost_scsi_handle_vq() use scsilun_to_int() from v_req->lun[8]
> > 
> > So for this has been compile tested only, but the changes look
> > reasonably straight-forward.  Please have a look Stefan & Co..
> 
> The mainline drivers/scsi/virtio_scsi.c implements a newer virtio-scsi
> device model than tcm_vhost.  Therefore mainline virtio_scsi.ko and
> tcm_vhost.ko are not compatible.
> 
> This is okay, we've known about the breakage and it's time to update
> tcm_vhost to support the virtio-scsi device specification.
> 
> Please go ahead an apply this.  Further patches will be needed to make
> tcm_vhost work again but this is expected.
> 

Hi Stefan,

<nod>, I figured this was the case..

Thanks for the feedback, and I'm looking forward to seeing tcm_vhost
running virtio-scsi packets again soon on -rc2.  8-)

Thanks!

--nab

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