linux-kernel - Re: [PATCH 1/1] iommu/vt-d: Fix page request descriptor size

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Message-ID: <20200319141029.GB5122@8bytes.org>
Date:   Thu, 19 Mar 2020 15:10:30 +0100
From:   Joerg Roedel <joro@...tes.org>
To:     Lu Baolu <baolu.lu@...ux.intel.com>
Cc:     ashok.raj@...el.com, jacob.jun.pan@...ux.intel.com,
        kevin.tian@...el.com, iommu@...ts.linux-foundation.org,
        linux-kernel@...r.kernel.org, Liu Yi L <yi.l.liu@...el.com>
Subject: Re: [PATCH 1/1] iommu/vt-d: Fix page request descriptor size

On Tue, Mar 17, 2020 at 09:10:18AM +0800, Lu Baolu wrote:
> From: Jacob Pan <jacob.jun.pan@...ux.intel.com>
> 
> Intel VT-d might support PRS (Page Reqest Support) when it's
> running in the scalable mode. Each page request descriptor
> occupies 32 bytes and is 32-bytes aligned. The page request
> descriptor offset mask should be 32-bytes aligned.
> 
> Fixes: 5b438f4ba315d ("iommu/vt-d: Support page request in scalable mode")
> Signed-off-by: Jacob Pan <jacob.jun.pan@...ux.intel.com>
> Signed-off-by: Liu Yi L <yi.l.liu@...el.com>
> Signed-off-by: Lu Baolu <baolu.lu@...ux.intel.com>
> ---
>  drivers/iommu/intel-svm.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Applied, thanks.