Re: [Xen-devel] [PATCH v2 0/4] xed: add qdevs for each backend, correct pvUSB

[Stefano Stabellini <sstabellini@xxxxxxxxxx>]

Hi Juergen,

it would be helpful if you could resend this series with the small
changes I requested. But if it is a problem for you, I can do that
myself while committing.

Cheers,

Stefano

On Wed, 2 Nov 2016, Juergen Gross wrote:
> Trying to use pvUSB in a Xen guest with a qemu emulated USB controller
> will crash qemu as it tries to attach a pvUSB device to the emulated
> controller.
> 
> This can be avoided by adding a unique id to each pvUSB controller which
> can be used when attaching the pvUSB device. In order to make this
> possible the pvUSB controller has to be a hotpluggable qemu device.
> 
> This is achieved by adding a qdev for each Xen backend all attached to
> a new Xen specific bus.
> 
> Changes in V2:
> - one qdev for each backend instead of pvUSB only
> 
> Juergen Gross (4):
>   xen: add an own bus for xen backend devices
>   qdev: add function qdev_set_id()
>   xen: create qdev for each backend device
>   xen: attach pvusb usb bus to backend qdev
> 
>  hw/usb/xen-usb.c             | 23 +++++++--------
>  hw/xen/xen_backend.c         | 67 
> +++++++++++++++++++++++++++++++++++++++++---
>  hw/xen/xen_pvdev.c           |  5 +++-
>  include/hw/xen/xen_backend.h |  8 ++++++
>  include/hw/xen/xen_pvdev.h   |  1 +
>  include/monitor/qdev.h       |  1 +
>  qdev-monitor.c               | 36 +++++++++++++-----------
>  7 files changed, 107 insertions(+), 34 deletions(-)


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