Re: [Xen-devel] [PATCH] x86/HVM: XSETBV intercept needs to check CPL on SVM only

["Tian, Kevin" <kevin.tian@xxxxxxxxx>]

> From: Jan Beulich [mailto:JBeulich@xxxxxxxx]
> Sent: Friday, November 27, 2015 7:02 PM
> 
> VMX doesn't need a software CPL check on the XSETBV intercept, and
> SVM can do that check without resorting to hvm_get_segment_register().
> 
> Clean up what is left of hvm_handle_xsetbv(), namely make it return a
> proper error code.
> 
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>

Acked-by: Kevin Tian <kevin.tian@xxxxxxxxx>

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