Re: [Qemu-devel] [PATCH v2 2/2] x86: hv_evmcs CPU flag support

[Paolo Bonzini <pbonzini@redhat.com>]

On 30/10/2018 18:38, Vitaly Kuznetsov wrote:
> Roman Kagan <rkagan@virtuozzo.com> writes:
> 
>> On Mon, Oct 22, 2018 at 06:55:06PM +0200, Vitaly Kuznetsov wrote:
>>> Adds a new CPU flag to enable the Enlightened VMCS KVM feature.
>>> QEMU enables KVM_CAP_HYPERV_ENLIGHTENED_VMCS and gets back the
>>> version to be advertised in lower 16 bits of CPUID.0x4000000A:EAX.
>>>
>>> Suggested-by: Ladi Prosek <lprosek@redhat.com>
>>> Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
>>> ---
>>> Changes since v1:
>>> - Throw away HV_CPUID_MIN_NESTED.
>>> - Create zeroed 0x40000006-0x40000009 CPUID leaves.
>>> ---
>>>  target/i386/cpu.c          |  1 +
>>>  target/i386/cpu.h          |  1 +
>>>  target/i386/hyperv-proto.h |  2 ++
>>>  target/i386/kvm.c          | 30 ++++++++++++++++++++++++++++--
>>>  4 files changed, 32 insertions(+), 2 deletions(-)
>>
>> Reviewed-by: Roman Kagan <rkagan@virtuozzo.com>
> 
> With soft freeze date being today, would it still be possible to squeeze
> this one in?

Yes, I'm going to send a pull request in a matter of minutes.  I'm not
sure if technically it should have been sent yesterday, but I suppose we
can have some leeway because of the conference last week.

Paolo