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Re: [Xen-devel] [PATCH] x86/msr: further correct the emulation behaviour of MSR_PRED_CMD

On 17/04/18 13:41, Jan Beulich wrote:
> Following commit a6aa678fa3 ("x86/msr: Correct the emulation behaviour
> of MSR_PRED_CMD") we may end up writing the low bit with the wrong
> value. While it's unlikely for a guest to want to write zero there, we
> should still permit (this without incurring the overhead of an actual
> barrier). Correcting this right away will also help whenever further
> bits in the MSR might become defined.
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>

Release-acked-by: Juergen Gross <jgross@xxxxxxxx>


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