linux-kernel - Re: [RFC PATCH v2 20/26] KVM: arm64: Set host stage 2 using kvm_nvhe_init

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Message-ID: <20210203160558.GI18974@willie-the-truck>
Date:   Wed, 3 Feb 2021 16:05:58 +0000
From:   Will Deacon <will@...nel.org>
To:     Quentin Perret <qperret@...gle.com>
Cc:     Catalin Marinas <catalin.marinas@....com>,
        Marc Zyngier <maz@...nel.org>,
        James Morse <james.morse@....com>,
        Julien Thierry <julien.thierry.kdev@...il.com>,
        Suzuki K Poulose <suzuki.poulose@....com>,
        Rob Herring <robh+dt@...nel.org>,
        Frank Rowand <frowand.list@...il.com>,
        devicetree@...r.kernel.org, android-kvm@...gle.com,
        linux-kernel@...r.kernel.org, kernel-team@...roid.com,
        kvmarm@...ts.cs.columbia.edu, linux-arm-kernel@...ts.infradead.org,
        Fuad Tabba <tabba@...gle.com>,
        Mark Rutland <mark.rutland@....com>,
        David Brazdil <dbrazdil@...gle.com>
Subject: Re: [RFC PATCH v2 20/26] KVM: arm64: Set host stage 2 using
 kvm_nvhe_init_params

On Fri, Jan 08, 2021 at 12:15:18PM +0000, Quentin Perret wrote:
> Move the registers relevant to host stage 2 enablement to
> kvm_nvhe_init_params to prepare the ground for enabling it in later
> patches.
> 
> Signed-off-by: Quentin Perret <qperret@...gle.com>
> ---
>  arch/arm64/include/asm/kvm_asm.h   | 3 +++
>  arch/arm64/kernel/asm-offsets.c    | 3 +++
>  arch/arm64/kvm/arm.c               | 5 +++++
>  arch/arm64/kvm/hyp/nvhe/hyp-init.S | 9 +++++++++
>  arch/arm64/kvm/hyp/nvhe/switch.c   | 5 +----
>  5 files changed, 21 insertions(+), 4 deletions(-)

Acked-by: Will Deacon <will@...nel.org>

Will