Re: [Xen-devel] anyone using pvusb?

[Keir Fraser <keir.fraser@xxxxxxxxxxxxx>]

Cc'ing the PVUSB author.

 -- Keir

On 03/09/2009 11:42, "James Harper" <james.harper@xxxxxxxxxxxxxxxx> wrote:

> Is anyone successfully using pvusb under 3.4-testing and 2.6.18-xen?
> 
> I've been trying to figure out why my windows drivers are hanging after
> the first or second BULK packet is sent, and only just occurred to me to
> see if it actually works under Linux, and it doesn't.
> 
> The device I'm testing with is a flash memory stick, and basically the
> first BULK packet gets sent successfully, which I assume is a read
> request, and then a packet is sent to be filled with data read from the
> flash device and it either hangs there, or comes back with 0 bytes and
> then the next packet hangs - usb_submit_urb returns success but the
> complete callback routine is never called.
> 
> Under Linux DomU (frontend), I get:
> 
> Sep  3 20:33:12 smtp2 kernel: usbcore: registered new driver usb-storage
> Sep  3 20:33:12 smtp2 kernel: USB Mass Storage support registered.
> Sep  3 20:33:12 smtp2 kernel: usb-storage: device found at 2
> Sep  3 20:33:12 smtp2 kernel: usb-storage: waiting for device to settle
> before scanning
> Sep  3 20:33:23 smtp2 kernel: vusb vusb-0: Unlink after no-IRQ?
> Controller is probably using the wrong IRQ.
> 
> Nothing is logged in the backend.
> 
> lsusb -v under the DomU appears to be just fine - everything is reported
> correctly.
> 
> Any ideas?
> 
> Thanks
> 
> James
> 
> 
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