Re: [PATCH v4 3/6] KVM: x86: nSVM: support PAUSE filtering when L0 doesn't intercept PAUSE

Subject: Re: [PATCH v4 3/6] KVM: x86: nSVM: support PAUSE filtering when L0 doesn't intercept PAUSE
From: Paolo Bonzini <pbonzini@xxxxxxxxxx>
Date: Thu, 24 Mar 2022 19:24:02 +0100
Cc: Ingo Molnar <mingo@xxxxxxxxxx>, Borislav Petkov <bp@xxxxxxxxx>, Sean Christopherson <seanjc@xxxxxxxxxx>, Vitaly Kuznetsov <vkuznets@xxxxxxxxxx>, "H. Peter Anvin" <hpa@xxxxxxxxx>, Joerg Roedel <joro@xxxxxxxxxx>, linux-kernel@xxxxxxxxxxxxxxx, Thomas Gleixner <tglx@xxxxxxxxxxxxx>, Jim Mattson <jmattson@xxxxxxxxxx>, x86@xxxxxxxxxx, Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>, Wanpeng Li <wanpengli@xxxxxxxxxxx>
In-reply-to: <20220322174050.241850-4-mlevitsk@redhat.com>
References: <20220322174050.241850-1-mlevitsk@redhat.com> <20220322174050.241850-4-mlevitsk@redhat.com>
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.4.0

On 3/22/22 18:40, Maxim Levitsky wrote:

Allow L1 to use PAUSE filtering if L0 doesn't use it.

Signed-off-by: Maxim Levitsky<mlevitsk@xxxxxxxxxx>

Can you enlarge the commit message to explain the logic innested_vmcb02_prepare_control?


Thanks,

Paolo

Follow-Ups:
- Re: [PATCH v4 3/6] KVM: x86: nSVM: support PAUSE filtering when L0 doesn't intercept PAUSE
  - From: Maxim Levitsky

References:
- [PATCH v4 0/6] nSVM/SVM features
  - From: Maxim Levitsky
- [PATCH v4 3/6] KVM: x86: nSVM: support PAUSE filtering when L0 doesn't intercept PAUSE
  - From: Maxim Levitsky