[ovirt-users] hostusb hook - VM device errors in Windows VM

[Michal Skrivanek]

On Jul 22, 2014, at 15:49 , Steve Dainard <sdainard at miovision.com> wrote:

> Hi Michal,
> 
> How can I generate libvirt xml from rhevm?

"virsh -r dumpxml <domain>" on the host

Thanks,
michal

> 
> Thanks,
> Steve
> 
> 
> On Tue, Jul 22, 2014 at 4:12 AM, Michal Skrivanek <michal.skrivanek at redhat.com> wrote:
> 
> On 21 Jul 2014, at 20:54, Steve Dainard wrote:
> 
>> I should mention I can mount this usb drive in a CentOS 6.5 VM without any problems.
> 
> Hi,
> there should be no difference configuration-wise. well, please compare libvirt's xml to be sure and confirm
> If it's the case then it might be a problem of qemu/kvm and/or windows
> 
> Thanks,
> michal
> 
>> 
>> 
>> On Mon, Jul 21, 2014 at 2:11 PM, Steve Dainard <sdainard at miovision.com> wrote:
>> I'm using the hostusb hook on RHEV 3.4 trial.
>> 
>> The usb device is passed through to the VM, but I'm getting errors in a Windows VM when the device driver is loaded.
>> 
>> I started with a simple usb drive, on the host it is listed as:
>> 
>> Bus 002 Device 010: ID 05dc:c75c Lexar Media, Inc. 
>> 
>> Which I added as 0x05dc:0xc75c to the Windows 7 x64 VM.
>> 
>> In Windows I get an error in device manager:
>> USB Mass Storage Device "This device cannot start. (Code 10)"
>> Properties/General Tab: Device type: Universal Serial Bus Controllers, Manufacturer: Compatible USB storage device, Location: Port_#0001.Hub_#0001
>> 
>> Under hardware Ids: 
>> USB\VID_05DC&PID_C75C&REV_0102
>> USB\VID_05DC&PID_C75C
>> 
>> So it looks like the proper USB device ID is passed to the VM.
>> 
>> I don't see any error messages in event viewer, and I don't see anything in VDSM logs either.
>> 
>> Any help is appreciated.
>> 
>> Steve
>> 
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> 
>