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From: Suzuki K Poulose <suzuki.poulose@arm.com>
To: yuzenghui@huawei.com, christoffer.dall@arm.com, marc.zyngier@arm.com
Cc: kvmarm@lists.cs.columbia.edu, linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] kvm: arm64: Fix comment for KVM_PHYS_SHIFT
Date: Thu, 14 Feb 2019 10:11:38 +0000	[thread overview]
Message-ID: <f14b90b1-ca81-e57e-9c42-6c8a4608cf72@arm.com> (raw)
In-Reply-To: <1550108746-14704-1-git-send-email-yuzenghui@huawei.com>

Hi

On 14/02/2019 01:45, Zenghui Yu wrote:
> Since Suzuki K Poulose's work on Dynamic IPA support, KVM_PHYS_SHIFT will
> be used only when machine_type's bits[7:0] equal to 0 (by default). Thus
> the outdated comment should be fixed.
> 
> Cc: Suzuki K Poulose <suzuki.poulose@arm.com>
> Signed-off-by: Zenghui Yu <yuzenghui@huawei.com>
> ---
>   arch/arm64/include/asm/kvm_mmu.h | 3 ++-
>   1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/arm64/include/asm/kvm_mmu.h b/arch/arm64/include/asm/kvm_mmu.h
> index 8af4b1b..a12bf48 100644
> --- a/arch/arm64/include/asm/kvm_mmu.h
> +++ b/arch/arm64/include/asm/kvm_mmu.h
> @@ -138,7 +138,8 @@ static inline unsigned long __kern_hyp_va(unsigned long v)
>   	})
>   
>   /*
> - * We currently only support a 40bit IPA.
> + * We currently support using a VM-specified IPA size. For backward
> + * compatibility, the default IPA size is fixed to 40bits.
>    */
>   #define KVM_PHYS_SHIFT	(40)

Thanks for the fix.

Reviewed-by: Suzuki K Poulose <suzuki.poulose@arm.com>

  reply	other threads:[~2019-02-14 10:11 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-02-14  1:45 [PATCH] kvm: arm64: Fix comment for KVM_PHYS_SHIFT Zenghui Yu
2019-02-14 10:11 ` Suzuki K Poulose [this message]
2019-02-18  8:47   ` Marc Zyngier

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