linux-kernel - Re: [RFC PATCH v2 12/19] RISC-V: KVM: Implement stage2 page table programming

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Message-ID: <CAAhSdy33_2Qin5+VWp8AhG95DRu7+16fGgVC1Of=QOkNmCJjHg@mail.gmail.com>
Date:   Mon, 5 Aug 2019 15:38:39 +0530
From:   Anup Patel <anup@...infault.org>
To:     Paolo Bonzini <pbonzini@...hat.com>
Cc:     Anup Patel <Anup.Patel@....com>,
        Palmer Dabbelt <palmer@...ive.com>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Radim K <rkrcmar@...hat.com>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Atish Patra <Atish.Patra@....com>,
        Alistair Francis <Alistair.Francis@....com>,
        Damien Le Moal <Damien.LeMoal@....com>,
        Christoph Hellwig <hch@...radead.org>,
        "kvm@...r.kernel.org" <kvm@...r.kernel.org>,
        "linux-riscv@...ts.infradead.org" <linux-riscv@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [RFC PATCH v2 12/19] RISC-V: KVM: Implement stage2 page table programming

On Fri, Aug 2, 2019 at 2:44 PM Paolo Bonzini <pbonzini@...hat.com> wrote:
>
> On 02/08/19 09:48, Anup Patel wrote:
> > +     hgatp |= (k->vmid.vmid << HGATP_VMID_SHIFT) & HGATP_VMID_MASK;
>
> This should use READ_ONCE.

Ahh, missed this one. I will update.

Regards,
Anup