linux-kernel - Re: [PATCH 0/2] KVM: x86/mmu: Optimizations for kvm_get_mmu

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Message-ID: <7a602e91-91ef-fed6-3d5f-bad46c8d7554@redhat.com>
Date:   Fri, 3 Jul 2020 19:17:23 +0200
From:   Paolo Bonzini <pbonzini@...hat.com>
To:     Sean Christopherson <sean.j.christopherson@...el.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, Peter Feiner <pfeiner@...gle.com>,
        Jon Cargille <jcargill@...gle.com>
Subject: Re: [PATCH 0/2] KVM: x86/mmu: Optimizations for kvm_get_mmu_page()

On 23/06/20 21:40, Sean Christopherson wrote:
> Avoid multiple hash lookups in kvm_get_mmu_page(), and tweak the cache
> loop to optimize it for TDP.
> 
> Sean Christopherson (2):
>   KVM: x86/mmu: Avoid multiple hash lookups in kvm_get_mmu_page()
>   KVM: x86/mmu: Optimize MMU page cache lookup for fully direct MMUs
> 
>  arch/x86/kvm/mmu/mmu.c | 26 ++++++++++++++++----------
>  1 file changed, 16 insertions(+), 10 deletions(-)
> 

Queued, thanks.

Paolo