linux-kernel - Re: [PATCH v3 1/5] KVM: x86: Move check_processor_compatibility from init ops to runtime ops

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Date:   Wed, 9 Feb 2022 18:10:59 +0000
From:   Sean Christopherson <seanjc@...gle.com>
To:     Chao Gao <chao.gao@...el.com>
Cc:     kvm@...r.kernel.org, pbonzini@...hat.com, kevin.tian@...el.com,
        tglx@...utronix.de, Vitaly Kuznetsov <vkuznets@...hat.com>,
        Wanpeng Li <wanpengli@...cent.com>,
        Jim Mattson <jmattson@...gle.com>,
        Joerg Roedel <joro@...tes.org>, Ingo Molnar <mingo@...hat.com>,
        Borislav Petkov <bp@...en8.de>,
        Dave Hansen <dave.hansen@...ux.intel.com>, x86@...nel.org,
        "H. Peter Anvin" <hpa@...or.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 1/5] KVM: x86: Move check_processor_compatibility from
 init ops to runtime ops

On Wed, Feb 09, 2022, Chao Gao wrote:
> so that KVM can do compatibility checks on hotplugged CPUs. Drop __init
> from check_processor_compatibility() and its callees.
> 
> use a static_call() to invoke .check_processor_compatibility.
> 
> Opportunistically rename {svm,vmx}_check_processor_compat to conform
> to the naming convention of fields of kvm_x86_ops.
> 
> Signed-off-by: Chao Gao <chao.gao@...el.com>
> ---

Reviewed-by: Sean Christopherson <seanjc@...gle.com>