Re: [PATCH 0/8] virtio-usb: add dual-role virtio USB driver

[Greg Kroah-Hartman <gregkh@linuxfoundation.org>]

On Tue, Sep 29, 2026 at 05:47:30AM -0400, Michael S. Tsirkin wrote:
> On Mon, Sep 28, 2026 at 03:55:38PM +0200, Igor Skalkin wrote:
> > >>
> > >>   [RFC PATCH v2] virtio-usb: Add initial virtio-usb specification
> > >>   Igor Skalkin <igor.skalkin@oss.qualcomm.com>
> > >>   virtio-comment@lists.linux.dev
> > >>   https://lore.kernel.org/virtio-comment/20260924154007.143927-1-igor.skalkin@oss.qualcomm.com/
> > >>
> > >> This driver has been tested end-to-end against our own userspace
> > >> virtio-usb device implementation (host-side backend) in two setups:
> > > 
> > > Where is that code and why isn't it part of this submission?
> > > 
> > The backend we used for the testing described above is an internal
> > implementation that we're not releasing as part of this submission - it
> > integrates with some systems that aren't ready to be public. We
> > recognize that limits independent verification of our specific test
> > results, and we don't think that's an ideal situation.
> 
> Supporting vhost-user with a backend doing pass-through shouldn't be too hard.

Wait, if all you want is adb to work, why not just use it in network
mode?  That should work find across a virtual machine, right?

thanks,

greg k-h