linux-kernel - Re: [RFC PATCH v5 047/104] KVM: x86/mmu: add a private pointer to struct kvm_mmu

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Date:   Fri, 8 Apr 2022 01:03:57 +0200
From:   Paolo Bonzini <pbonzini@...hat.com>
To:     Kai Huang <kai.huang@...el.com>, isaku.yamahata@...el.com,
        kvm@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     isaku.yamahata@...il.com, Jim Mattson <jmattson@...gle.com>,
        erdemaktas@...gle.com, Connor Kuehl <ckuehl@...hat.com>,
        Sean Christopherson <seanjc@...gle.com>
Subject: Re: [RFC PATCH v5 047/104] KVM: x86/mmu: add a private pointer to
 struct kvm_mmu_page

On 4/8/22 00:53, Kai Huang wrote:
>>
> Do you mean below reply?
> 
> "I think use of kvm_gfn_stolen_mask() should be minimized anyway.  I
> would rename it to to kvm_{gfn,gpa}_private_mask and not return bool."
> 
> I also mean we should not use kvm_gfn_stolen_mask().  I don't have opinion on
> the new name.  Perhaps kvm_is_protected_vm() is my preference though.

But this is one of the case where it would survive, even with the 
changed name.

Paolo