linux-kernel - Re: [PATCH] KVM: VMX: Remove vcpu_vmx's defunct copy of host

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Date:   Tue, 23 Jun 2020 12:01:21 +0200
From:   Paolo Bonzini <pbonzini@...hat.com>
To:     Sean Christopherson <sean.j.christopherson@...el.com>
Cc:     Vitaly Kuznetsov <vkuznets@...hat.com>,
        Wanpeng Li <wanpengli@...cent.com>,
        Jim Mattson <jmattson@...gle.com>,
        Joerg Roedel <joro@...tes.org>, kvm@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] KVM: VMX: Remove vcpu_vmx's defunct copy of host_pkru

On 17/06/20 05:41, Sean Christopherson wrote:
> Remove vcpu_vmx.host_pkru, which got left behind when PKRU support was
> moved to common x86 code.
> 
> No functional change intended.
> 
> Fixes: 37486135d3a7b ("KVM: x86: Fix pkru save/restore when guest CR4.PKE=0, move it to x86.c")
> Signed-off-by: Sean Christopherson <sean.j.christopherson@...el.com>
> ---
>  arch/x86/kvm/vmx/vmx.h | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/arch/x86/kvm/vmx/vmx.h b/arch/x86/kvm/vmx/vmx.h
> index 8a83b5edc820..639798e4a6ca 100644
> --- a/arch/x86/kvm/vmx/vmx.h
> +++ b/arch/x86/kvm/vmx/vmx.h
> @@ -288,8 +288,6 @@ struct vcpu_vmx {
>  
>  	u64 current_tsc_ratio;
>  
> -	u32 host_pkru;
> -
>  	unsigned long host_debugctlmsr;
>  
>  	/*
> 

Queued, thanks.

Paolo