Re: [Xen-devel] [TestDay] Xen-4.5.0 RC1 bug: with "xen_platform_pci=0" option, the guest with VT-d device fails to boot up and qemu-xen

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

> Basic root-causing log:
> ----------------------
> [root@vt-hsw1 carl]# xl cr xlexample.hvm 
> Parsing config from xlexample.hvm
> libxl: error: libxl_qmp.c:287:qmp_handle_error_response: received an error
> message from QMP server: Unsupported bus. Bus doesn't have property
> 'acpi-pcihp-bsel' set
> libxl: error: libxl_create.c:1385:domcreate_attach_pci: libxl_device_pci_add
> failed: -3

I can reproduce this.

If you use "device_model_version = 'qemu-xen-traditional'" the problem
go aways and you can boot the guest without Xen PCI platform driver.



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