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Re: [Xen-devel] [PATCH v4 3/3] x86/vvmx: correctly emulate VMREAD

>>> On 13.02.17 at 15:21, <sergey.dyasli@xxxxxxxxxx> wrote:
> There is an issue with the original __vmread() in nested vmx mode:
> emulation of a guest's VMREAD with invalid arguments leads to BUG().
> Fix this by using vmread_safe() and reporting any kind of VMfail back
> to the guest.
> A new safe versions of get_vvmcs() macro and related functions are
> introduced because of new function signatures and lots of existing
> users.
> Signed-off-by: Sergey Dyasli <sergey.dyasli@xxxxxxxxxx>

Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>

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