[libvirt] [BUG] Hyper-V Enlightenments are broken in 5.5.0+

[Vitaly Kuznetsov]

Jiri Denemark <jdenemar at redhat.com> writes:

> On Wed, Jul 24, 2019 at 18:48:38 +0200, Vitaly Kuznetsov wrote:
>> Hi,
>> 
>> when some Hyper-V enlightenments are added to the domain configuration,
>> e.g.
>> 
>>   <features>
>>     ...
>>     <hyperv>
>>       ..
>>       <vpindex state='on'/>
>>     </hyperv>
>>   ...
>> 
>> I'm observing the following:
>> 
>> # virsh create /etc/libvirt/qemu/win2k16.xml 
>> error: Failed to create domain from /etc/libvirt/qemu/win2k16.xml
>> error: unsupported configuration: host doesn't support hyperv 'vpindex' feature
>> 
>> the feature is, of course, supported in KVM/QEMU.
>> 
>> I've bisected the problem to the particular commit:
>> 
>> commit 63acb7bfd56f117309e4fcaf438639d4d7bc7dcb
>> Author: Jiri Denemark <jdenemar at redhat.com>
>> Date:   Mon Jun 17 23:38:46 2019 +0200
>> 
>>     qemu_process: Prefer generic qemuMonitorGetGuestCPU
>> 
>> Any ideas?
>
> Is this with QEMU 4.0 (or older) or a current git, i.e., almost 4.1?
>

QEMU-4.0 is definitely affected.

-- 
Vitaly