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From: Peter Maydell <peter.maydell@linaro.org>
To: Auger Eric <eric.auger@redhat.com>
Cc: Kunkun Jiang <jiangkunkun@huawei.com>,
	"open list:All patches CC here" <qemu-devel@nongnu.org>,
	Peter Xu <peterx@redhat.com>,
	"open list:ARM SMMU" <qemu-arm@nongnu.org>,
	Shameerali Kolothum Thodi <shameerali.kolothum.thodi@huawei.com>,
	Zenghui Yu <yuzenghui@huawei.com>,
	wanghaibin.wang@huawei.com, Keqian Zhu <zhukeqian1@huawei.com>
Subject: Re: [PATCH] hw/arm/smmuv3: Support 16K translation granule
Date: Mon, 19 Apr 2021 15:15:18 +0100	[thread overview]
Message-ID: <CAFEAcA8AMX3DEMND-4ZUnDuOOE4EoG8f3z_jwyeUZgiRKKJJLQ@mail.gmail.com> (raw)
In-Reply-To: <480ded69-5141-9eed-9326-365260d05fe0@redhat.com>

On Wed, 7 Apr 2021 at 09:41, Auger Eric <eric.auger@redhat.com> wrote:
> Hi Kunkun,
> On 3/31/21 8:47 AM, Kunkun Jiang wrote:
> > The driver can query some bits in SMMUv3 IDR5 to learn which
> > translation granules are supported. Arm recommends that SMMUv3
> > implementations support at least 4K and 64K granules. But in
> > the vSMMUv3, there seems to be no reason not to support 16K
> > translation granule. In addition, if 16K is not supported,
> > vSVA will failed to be enabled in the future for 16K guest
> > kernel. So it'd better to support it.
> >
> > Signed-off-by: Kunkun Jiang <jiangkunkun@huawei.com>
> Looks good to me.
> Reviewed-by: Eric Auger <eric.auger@redhat.com>
> Tested-by: Eric Auger <eric.auger@redhat.com>

Applied to target-arm.next (for 6.1), thanks.

-- PMM

      reply	other threads:[~2021-04-19 14:17 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-31  6:47 Kunkun Jiang
2021-04-07  8:41 ` Auger Eric
2021-04-19 14:15   ` Peter Maydell [this message]

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