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Re: [Xen-devel] [PATCH] x86/vPMU: constrain MSR_IA32_DS_AREA loads

On 17/12/15 14:01, Jan Beulich wrote:
> For one, loading the MSR with a possibly non-canonical address was
> possible since the verification is conditional, while the MSR load
> wasn't. And then for PV guests we need to further limit the range of
> valid addresses to exclude the hypervisor range.
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>

Reviewed-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>

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