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[Qemu-devel] [PATCH v3 0/4] xen: add qdevs for each backend, correct pvU
From: |
Juergen Gross |
Subject: |
[Qemu-devel] [PATCH v3 0/4] xen: add qdevs for each backend, correct pvUSB |
Date: |
Tue, 22 Nov 2016 07:10:55 +0100 |
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 V3:
- removed two spurious changes in patch 3 as requested by Stefano
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 | 66 ++++++++++++++++++++++++++++++++++++++++++--
hw/xen/xen_pvdev.c | 4 ++-
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, 106 insertions(+), 33 deletions(-)
--
2.10.0
- [Qemu-devel] [PATCH v3 0/4] xen: add qdevs for each backend, correct pvUSB,
Juergen Gross <=