linux-kernel - Re: [PATCH V3 00/10] X86/KVM/Hyper-V: Add HV ept tlb range list flush support in KVM

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Message-ID: <75e9238a-f168-b90d-e1f1-89938e6df57a@redhat.com>
Date:   Fri, 22 Feb 2019 19:25:53 +0100
From:   Paolo Bonzini <pbonzini@...hat.com>
To:     lantianyu1986@...il.com
Cc:     Lan Tianyu <Tianyu.Lan@...rosoft.com>, benh@...nel.crashing.org,
        bp@...en8.de, catalin.marinas@....com, christoffer.dall@....com,
        devel@...uxdriverproject.org, haiyangz@...rosoft.com,
        hpa@...or.com, jhogan@...nel.org, kvmarm@...ts.cs.columbia.edu,
        kvm-ppc@...r.kernel.org, kvm@...r.kernel.org, kys@...rosoft.com,
        linux-arm-kernel@...ts.infradead.org, linux@...linux.org.uk,
        linux-kernel@...r.kernel.org, linux-mips@...r.kernel.org,
        linuxppc-dev@...ts.ozlabs.org, marc.zyngier@....com,
        mingo@...hat.com, mpe@...erman.id.au, paul.burton@...s.com,
        paulus@...abs.org, ralf@...ux-mips.org, rkrcmar@...hat.com,
        sashal@...nel.org, sthemmin@...rosoft.com, tglx@...utronix.de,
        will.deacon@....com, x86@...nel.org,
        michael.h.kelley@...rosoft.com, vkuznets@...hat.com
Subject: Re: [PATCH V3 00/10] X86/KVM/Hyper-V: Add HV ept tlb range list flush
 support in KVM

On 22/02/19 16:06, lantianyu1986@...il.com wrote:
> From: Lan Tianyu <Tianyu.Lan@...rosoft.com>
> 
> This patchset is to introduce hv ept tlb range list flush function
> support in the KVM MMU component. Flushing ept tlbs of several address
> range can be done via single hypercall and new list flush function is
> used in the kvm_mmu_commit_zap_page() and FNAME(sync_page). This patchset
> also adds more hv ept tlb range flush support in more KVM MMU function.
> 
> This patchset is based on the fix patch "x86/Hyper-V: Fix definition HV_MAX_FLUSH_REP_COUNT".
> (https://www.mail-archive.com/linux-kernel@vger.kernel.org/msg1939455.html)

Note that this won't make it in 5.1 unless Linus releases an -rc8.
Otherwise, I'll get to it next week.

Thanks,

Paolo