Issues with GTX960 on CentOS7 using bhyve PCI passthru (FreeBSD 11-RC2)

[Peter Grehan]

Hi,

>>> There doesn't seem to be support for CPUID 0x40000001 in bhyve either.
>> What is it supposed to do?
>
> As far as I can tell it's the Hypervisor extension flags list. The lack
> of these extensions/optimisations might explain why your FreeBSD VM runs
> slow but their presence also causes the nVidia driver to refuse to run.

  That leaf is KVM-only. bhyve doesn't have any additional hypervisor 
leaves beyond 0x4000000

  (the spec for this is https://lwn.net/Articles/301888/)

later,

Peter.