Re: [Qemu-devel] Prohibit Windows from running in QEMU

[Paolo Bonzini]

Il 29/10/2013 11:11, Peter Lieven ha scritto:
> On 29.10.2013 10:59, Paolo Bonzini wrote:
>> Il 29/10/2013 10:48, Peter Lieven ha scritto:
>>> Hi all,
>>>
>>> this question might seem a bit weird, but does anyone see a good way to
>>> avoid
>>> that Windows is able to boot inside qemu?
>>>
>>> We have defined several profiles for different operation systems and
>>> I want
>>> to avoid that someone chooses Linux and then installs Windows within
>>> a VM. Reason is licensing.
>> Patch QEMU to crash when Hyper-V extensions are enabled...
> 
> I was thinking about this, but wouldn't this mean the cpu signature
> would always be "Microsoft Hv"
> and not "KVMKVMKVM\0\0\0"?

The KVM signature should be at CPUID leaf 0x40000100.

Paolo