linux-kernel - Re: [PATCH] KVM: x86/mmu: Replace UNMAPPED_GVA with INVALID_GPA for gva_to

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Date:   Thu, 7 Jul 2022 20:18:09 +0000
From:   Sean Christopherson <seanjc@...gle.com>
To:     Hou Wenlong <houwenlong.hwl@...group.com>
Cc:     kvm@...r.kernel.org, Paolo Bonzini <pbonzini@...hat.com>,
        Vitaly Kuznetsov <vkuznets@...hat.com>,
        Wanpeng Li <wanpengli@...cent.com>,
        Jim Mattson <jmattson@...gle.com>,
        Joerg Roedel <joro@...tes.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        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] KVM: x86/mmu: Replace UNMAPPED_GVA with INVALID_GPA for
 gva_to_gpa()

On Fri, Jul 01, 2022, Hou Wenlong wrote:
> The result of gva_to_gpa() is physical address not virtual address,
> it is odd that UNMAPPED_GVA macro is used as the result for physical
> address. Replace UNMAPPED_GVA with INVALID_GPA and drop UNMAPPED_GVA
> macro.
> 
> No functional change intended.
> 
> Signed-off-by: Hou Wenlong <houwenlong.hwl@...group.com>
> ---

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