On Mon, Jan 16, 2017 at 11:40:28AM +, Andrew Cooper wrote:
> libxc performs a lot of calculations for the xstate leaf when generating a
> guests cpuid policy. To correctly construct a policy for an HVM guest, this
> logic depends on native cpuid leaking through from real hardware.
>
> In part
libxc performs a lot of calculations for the xstate leaf when generating a
guests cpuid policy. To correctly construct a policy for an HVM guest, this
logic depends on native cpuid leaking through from real hardware.
In particular, the logic is potentially wrong for an HVM-based toolstack
domain