RE: [PATCH 2/6] KVM: x86: Mask off reserved bits in CPUID.80000006H

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Subject: RE: [PATCH 2/6] KVM: x86: Mask off reserved bits in CPUID.80000006H
From: "Dong, Eddie" <eddie.dong@xxxxxxxxx>
Date: Wed, 5 Oct 2022 00:08:41 +0000
Accept-language: en-US
Cc: "kvm@xxxxxxxxxxxxxxx" <kvm@xxxxxxxxxxxxxxx>, "pbonzini@xxxxxxxxxx" <pbonzini@xxxxxxxxxx>, "Christopherson,, Sean" <seanjc@xxxxxxxxxx>
In-reply-to: <CALMp9eRJOHwh1twmS5X+ooGQqn+y0YrNXgJoB7UhMb+nUa+EFw@mail.gmail.com>
References: <20220929225203.2234702-1-jmattson@google.com> <20220929225203.2234702-2-jmattson@google.com> <BL0PR11MB304234A34209F12E03F746198A569@BL0PR11MB3042.namprd11.prod.outlook.com> <CALMp9eSMbLy8mETM6SRCbMVQFcKQRm=+qfcH_s1EhV=oF656eQ@mail.gmail.com> <BL0PR11MB30421511435BFEF36E482AC28A569@BL0PR11MB3042.namprd11.prod.outlook.com> <CALMp9eTNeeCNt=xMFBKSnXV+ReSXR=D11BQACS3Gwm7my+6sHA@mail.gmail.com> <BL0PR11MB3042784D7E66686207D679268A5B9@BL0PR11MB3042.namprd11.prod.outlook.com> <CALMp9eRJOHwh1twmS5X+ooGQqn+y0YrNXgJoB7UhMb+nUa+EFw@mail.gmail.com>

> Hardware reserved CPUID bits are always zero today, though that may not be
> architecturally specified.

entry->edx is initialized to native value in do_host_cpuid(), which executes physical CPUID. 
I guess I am disconnected here.

Follow-Ups:
- Re: [PATCH 2/6] KVM: x86: Mask off reserved bits in CPUID.80000006H
  - From: Jim Mattson

References:
- [PATCH 1/6] KVM: x86: Mask off reserved bits in CPUID.80000001H
  - From: Jim Mattson
- [PATCH 2/6] KVM: x86: Mask off reserved bits in CPUID.80000006H
  - From: Jim Mattson
- RE: [PATCH 2/6] KVM: x86: Mask off reserved bits in CPUID.80000006H
  - From: Dong, Eddie
- Re: [PATCH 2/6] KVM: x86: Mask off reserved bits in CPUID.80000006H
  - From: Jim Mattson
- RE: [PATCH 2/6] KVM: x86: Mask off reserved bits in CPUID.80000006H
  - From: Dong, Eddie
- Re: [PATCH 2/6] KVM: x86: Mask off reserved bits in CPUID.80000006H
  - From: Jim Mattson
- RE: [PATCH 2/6] KVM: x86: Mask off reserved bits in CPUID.80000006H
  - From: Dong, Eddie
- Re: [PATCH 2/6] KVM: x86: Mask off reserved bits in CPUID.80000006H
  - From: Jim Mattson

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