Re: [Spice-devel] [Qemu-devel] RFC: usb redirection over the network, interesting outside of spice?

[Alexander Graf]

On 29.11.2010, at 18:49, Anthony Liguori wrote:

> On 11/29/2010 11:37 AM, Attila Sukosd wrote:
>> 
>> Hi,
>> 
>> I guess it should be abstract enough to support multiple back-ends, be it a 
>> kernel driver or through libusb?
> 
> Is this something that should just live in libusb?
> 
> If what libusb presented QEMU was actually implemented as USB-over-IP, QEMU 
> wouldn't know the difference at all.  I think it would also be very useful to 
> be able for libusb-based applications to work with remote devices.
> 
> What is unclear to me is what role QEMU would play in setting up remove 
> USB-over-IP devices.  Pushing it down to the libusb layer completely takes 
> QEMU out the picture which creates a clean separation layer.  There are 
> emulated devices in QEMU which we create and control and then there are 
> passthrough devices that QEMU doesn't have any role in creating.

I agree. And if by any chance the libusb interfaces don't cut it, we should 
just enhance libusb.


Alex