linux-kernel - Re: [PATCH v2 2/4] KVM: x86/mmu: Expand quadrant comment for PG_LEVEL

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Date:   Fri, 24 Jun 2022 23:43:04 +0000
From:   David Matlack <dmatlack@...gle.com>
To:     Sean Christopherson <seanjc@...gle.com>
Cc:     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>, kvm@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 2/4] KVM: x86/mmu: Expand quadrant comment for
 PG_LEVEL_4K shadow pages

On Fri, Jun 24, 2022 at 09:30:37PM +0000, Sean Christopherson wrote:
> Tweak the comment above the computation of the quadrant for PG_LEVEL_4K
> shadow pages to explicitly call out how and why KVM uses role.quadrant to
> consume gPTE bits.
> 
> Opportunistically wrap an unnecessarily long line.
> 
> No functional change intended.
> 
> Link: https://lore.kernel.org/all/YqvWvBv27fYzOFdE@google.com
> Cc: David Matlack <dmatlack@...gle.com>
> Signed-off-by: Sean Christopherson <seanjc@...gle.com>

Reviewed-by: David Matlack <dmatlack@...gle.com>