linux-kernel - Re: [PATCH 0/3] KVM: x86/mmu: kvm_mmu

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Message-ID: <6636f9c9-96e9-40bf-e344-c0b3f6ed7bed@redhat.com>
Date:   Mon, 6 Sep 2021 12:20:00 +0200
From:   Paolo Bonzini <pbonzini@...hat.com>
To:     Sean Christopherson <seanjc@...gle.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, Jia He <justin.he@....com>
Subject: Re: [PATCH 0/3] KVM: x86/mmu: kvm_mmu_page cleanups

On 02/09/21 00:10, Sean Christopherson wrote:
> Patch 1 is from Jia He to remove a defunct boolean from kvm_mmu_page
> (link[*] below if you want to take it directly).
> 
> Patch 2 builds on that patch to micro-optimize the TDP MMU flag.
> 
> Patch 3 is another micro-optimization that probably doesn't buy much
> performance (I didn't check), feel free to ignore it.
> 
> [*] https://lkml.kernel.org/r/20210830145336.27183-1-justin.he@arm.com
> 
> Jia He (1):
>    KVM: x86/mmu: Remove unused field mmio_cached in struct kvm_mmu_page
> 
> Sean Christopherson (2):
>    KVM: x86/mmu: Relocate kvm_mmu_page.tdp_mmu_page for better cache
>      locality
>    KVM: x86/mmu: Move lpage_disallowed_link further "down" in
>      kvm_mmu_page
> 
>   arch/x86/kvm/mmu/mmu_internal.h | 10 ++++++----
>   1 file changed, 6 insertions(+), 4 deletions(-)
> 

Queued, thanks.

Paolo