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RE: [Xen-devel] [PATCH] Proper use of VMX execution controls MSR.


  • To: "Keir Fraser" <keir@xxxxxxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxx>
  • From: "Li, Xin B" <xin.b.li@xxxxxxxxx>
  • Date: Thu, 29 Mar 2007 17:29:25 +0800
  • Delivery-date: Thu, 29 Mar 2007 10:31:48 +0100
  • List-id: Xen developer discussion <xen-devel.lists.xensource.com>
  • Thread-index: AcdxUQOcmZ2ehsIdTvOT1iiVu1vOEgAEiiMSAA+9sZAADN/eOAAAdMgwAAK1/kQAAJdmQA==
  • Thread-topic: [Xen-devel] [PATCH] Proper use of VMX execution controls MSR.

>The subsequent AND with msr_hi and the OR with msr_lo has exactly the
same
>effect. So the AND (msr_hi XOR msr_lo) is not incorrect, but it is
redundant.
>

Seems correct :-).
-Xin

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