linux-kernel - Re: [PATCH 11/11] KVM/MMU: Flush tlb in the kvm_age

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Date:   Tue, 8 Jan 2019 12:52:25 +0100
From:   Paolo Bonzini <pbonzini@...hat.com>
To:     Tianyu Lan <lantianyu1986@...il.com>
Cc:     Sean Christopherson <sean.j.christopherson@...el.com>,
        Lan Tianyu <Tianyu.Lan@...rosoft.com>,
        Radim Krcmar <rkrcmar@...hat.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, bp@...en8.de,
        "H. Peter Anvin" <hpa@...or.com>,
        the arch/x86 maintainers <x86@...nel.org>,
        kvm <kvm@...r.kernel.org>,
        "linux-kernel@...r kernel org" <linux-kernel@...r.kernel.org>,
        michael.h.kelley@...rosoft.com, kys@...rosoft.com,
        vkuznets@...hat.com, linux@...linux.org.uk
Subject: Re: [PATCH 11/11] KVM/MMU: Flush tlb in the kvm_age_rmapp()

On 08/01/19 04:42, Tianyu Lan wrote:
> From my understanding, this means to move the flush in the
> kvm_mmu_notifier_clear_flush_young()
> to kvm_age_hva() and do flush in kvm_age_hva() when young is >0 and "flush"
> parameter is true, right?

Yes.

Paolo