linux-kernel - Re: [RFC PATCH 06/16] RISC-V: KVM: Implement KVM_GET_ONE_REG/KVM_SET_ONE

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Message-ID: <9f84c328-c5ad-b3cc-df0f-05f113476341@redhat.com>
Date:   Tue, 30 Jul 2019 14:10:54 +0200
From:   Paolo Bonzini <pbonzini@...hat.com>
To:     Anup Patel <anup@...infault.org>
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 06/16] RISC-V: KVM: Implement
 KVM_GET_ONE_REG/KVM_SET_ONE_REG ioctls

On 30/07/19 14:08, Anup Patel wrote:
>> Still, I would prefer all the VS CSRs to be accessible via the get/set
>> reg ioctls.
> We had implemented VS CSRs access to user-space but then we
> removed it to keep this series simple and easy to review. We thought
> of adding it later when we deal with Guest/VM migration.
> 
> Do you want it to be added as part of this series ?

Yes, please.  It's not enough code to deserve a separate patch, and it
is useful for debugging.

Paolo