I use scsi passthrough with my gplpv drivers regularly to give Windows access
to a physical tape drive. Is that what you are trying to do?
James
> -----Original Message-----
> From: xen-users-bounces@xxxxxxxxxxxxxxxxxxx [mailto:xen-users-
> bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of Rémi BERNIER
> Sent: Tuesday, 2 February 2010 19:33
> To: Nick Couchman
> Cc: xen-users@xxxxxxxxxxxxxxxxxxx; xen-users-bounces@xxxxxxxxxxxxxxxxxxx
> Subject: Re: [Xen-users] Manage tape on guest win2k3
>
>
> Hi Nick and thanks for your reply,
>
> I just test the removing st module, but when i want attach the scsi tape, I
> have this error:
>
> # xm scsi-attach 1 7:0:6:0 7:0:6:0
> Error: Writing vscsi-devs/dev-0/p-devname: None: argument 3 must be string or
> read-only buffer, not None
>
> and I have nothing in "xm scsi-list 1"
>
> I thinks it's because now i haven't the /dev/st0:
> # lsscsi
> [7:0:6:0] tape CERTANCE ULTRIUM 2 1914 -
>
> With st module:
> # lsscsi
> [7:0:6:0] tape CERTANCE ULTRIUM 2 1914 /dev/st0
>
> If you have an other idea..
> Thanks in advance,
>
> I will test to hide the scsi-controller at the boot.of my dom0:
> pciback.hide=(...)
>
> Rémi
>
>
>
> >Try removing the st module from dom0 (rmmod st). This should insure
> >that dom0 is not using the tape drive at all.
>
> >-Nick
>
> >>>> On 2010/02/01 at 01:04, Rémi BERNIER<R.BERNIER@xxxxxxxxxxx> wrote:
>
> >> Hi Everybody,
> >
> > I have a problem with my magnetic tape drive, I control the tape with
>
> > BackupExec on my guest win2k3.
> > BackupExec see it right my tape drive but for him the tape is in
> use...
> > I think it's my dom0 use it, because i can pilot the tape drive with
> the
> > command "mt" on dom0...
> >
> > So for me i need to hide the tape to boot ... but this line in grub
> have
> > no impact :
> > module /boot/vmlinuz-2.6.18.8-xen-amd64 root=/dev/sda1 ro
> > console=tty0 scsiback.permissive scsiback.hide=(6:0:6:0)
> >
> > If you have an idea on this subject, I listen you !!
> >
> > Thanks for your answer in advance.
> >
> > Rémi
> >
> > Conf:
> > Debian lenny, kernel 2.6.18-8x86_64-xen, xen 3.4.2 (xenbits)
>
>
>
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