Xen users - Sep 2011 - can''t passthrough usb devices to domU (Unexpected error: <class ''xen.util.vusb_util.UsbDeviceParseError''>)

Hello,

I try to passthrough an usb 1.1 device (floppy drive) to a domU.
Dom0 and domU are based on opensuse11.4.


I did the follwowing in dom0 

--snip--
xenserver:~ # xm usb-list-assignable-devices
3-1          : ID 0644:0000 TEAC     TEAC FD-05PUB   
3-2          : ID 0644:0000 TEAC     TEAC FD-05PUB   
xenserver:~ # xm usb-hc-create vdrserver 1 2
xenserver:~ # xm usb-list vdrserver
Idx BE  state usb-ver  BE-path                       
0   0   1     USB1.1  /local/domain/0/backend/vusb/23/0  
port 1: 
port 2: 
xenserver:~ # xm usb-attach vdrserver 0 1 3-1
Unexpected error: <class
''xen.util.vusb_util.UsbDeviceParseError''>

Please report to xen-devel@lists.xensource.com
Traceback (most recent call last):
  File "/usr/sbin/xm", line 7, in <module>
    main.main(sys.argv)
  File "/usr/lib64/python2.7/site-packages/xen/xm/main.py", line 3988,
in main
    _, rc = _run_cmd(cmd, cmd_name, args)
  File "/usr/lib64/python2.7/site-packages/xen/xm/main.py", line 4012,
in _run_cmd
    return True, cmd(args)
  File "/usr/lib64/python2.7/site-packages/xen/xm/main.py", line 3057,
in xm_usb_attach
    if vusb_util.bus_is_assigned(bus):
  File "/usr/lib64/python2.7/site-packages/xen/util/vusb_util.py",
line 275, in bus_is_assigned
    raise UsbDeviceParseError("Can''t get assignment status:
(%s)." % bus)
xen.util.vusb_util.UsbDeviceParseError: vusb: Error parsing USB device info:
Can''t get assignment status: (3-1).
--snip--

does anybody know, where I did a mistake ?


-- 
Best regards

  Dieter Bloms

--
I do not get viruses because I do not use MS software.
If you use Outlook then please do not put my email address in your
address-book so that WHEN you get a virus it won''t use my address in
the
>From field.
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