linux-kernel - Re: [PATCH v2 11/18] KVM: x86/mmu: Always use current mmu's role when loading new PGD

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Message-ID: <YhAy+lFk+pEIt0gf@google.com>
Date:   Fri, 18 Feb 2022 23:59:54 +0000
From:   Sean Christopherson <seanjc@...gle.com>
To:     Paolo Bonzini <pbonzini@...hat.com>
Cc:     linux-kernel@...r.kernel.org, kvm@...r.kernel.org
Subject: Re: [PATCH v2 11/18] KVM: x86/mmu: Always use current mmu's role
 when loading new PGD

On Thu, Feb 17, 2022, Paolo Bonzini wrote:
> Since the guest PGD is now loaded after the MMU has been set up
> completely, the desired role for a cache hit is simply the current
> mmu_role.  There is no need to compute it again, so __kvm_mmu_new_pgd
> can be folded in kvm_mmu_new_pgd.
> 
> Signed-off-by: Paolo Bonzini <pbonzini@...hat.com>
> ---

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