linux-kernel - Re: [PATCH 1/5] KVM: nVMX: Fix VMX controls MSRs setup when nested VMX enabled

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Message-ID: <CALMp9eThyqWuduU=JN+w3M3ANeCYN+7=s-gippzyu_GmvgtVGA@mail.gmail.com>
Date:   Fri, 28 Aug 2020 10:43:59 -0700
From:   Jim Mattson <jmattson@...gle.com>
To:     Chenyi Qiang <chenyi.qiang@...el.com>
Cc:     Paolo Bonzini <pbonzini@...hat.com>,
        Sean Christopherson <sean.j.christopherson@...el.com>,
        Vitaly Kuznetsov <vkuznets@...hat.com>,
        Wanpeng Li <wanpengli@...cent.com>,
        Joerg Roedel <joro@...tes.org>,
        Xiaoyao Li <xiaoyao.li@...el.com>,
        kvm list <kvm@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/5] KVM: nVMX: Fix VMX controls MSRs setup when nested
 VMX enabled

On Fri, Aug 28, 2020 at 1:54 AM Chenyi Qiang <chenyi.qiang@...el.com> wrote:
>
> KVM supports the nested VM_{EXIT, ENTRY}_LOAD_IA32_PERF_GLOBAL_CTRL and
> VM_{ENTRY_LOAD, EXIT_CLEAR}_BNDCFGS, but they doesn't expose during
> the setup of nested VMX controls MSR.
>

Aren't these features added conditionally in
nested_vmx_entry_exit_ctls_update() and
nested_vmx_pmu_entry_exit_ctls_update()?