[libvirt] cannot start a qemu64 model on an Intel host

[Jiri Denemark]

> If I specify
> 
> <cpu match="exact">
>     <model>qemu64</model>
> </cpu>
> 
> according to the new cpu schema, I get
>     error: internal error guest CPU is not compatible with host CPU
> because qemu64 supports svm, and my host does not.
> 
> However, the error remains when I explicitly ask to disable svm with
>     <feature policy="disable" name="svm"/>
> 
> I am not sure if this is a bug or an intended feature, but I'd expect
> cpu_disable taken into account when doing
>     x86ModelCompare(host_model, cpu_require)

It is a bug. There's no sense in checking features which will be disabled
anyway.

Thanks for reporting.


Jirka