linux-kernel - Re: [PATCH 0/2] iommu/vt-d: Remove use of private data field

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Date: Wed, 24 Apr 2024 11:42:28 +0800
From: Baolu Lu <baolu.lu@...ux.intel.com>
To: Jingqi Liu <Jingqi.liu@...el.com>, iommu@...ts.linux.dev,
 Tian Kevin <kevin.tian@...el.com>, Joerg Roedel <joro@...tes.org>,
 Will Deacon <will@...nel.org>, Robin Murphy <robin.murphy@....com>
Cc: baolu.lu@...ux.intel.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/2] iommu/vt-d: Remove use of private data field

On 3/8/24 6:38 PM, Jingqi Liu wrote:
> "Private Data" field has been removed from Page Request/Response in
> Intel VT-d specification revision 4.0.
> 
> Since the private data field has been removed, it's fine to remove the
> entire private data handling from the driver as the specification
> has been deprecated and Intel hasn't shipped any products which
> support private data in the page request message.
> 
> Jingqi Liu (2):
>    iommu/vt-d: Remove debugfs use of private data field
>    iommu/vt-d: Remove private data use in fault message

Patches have been queued for iommu/vt-d.

Best regards,
baolu