linux-kernel - RE: [PATCH v1 0/4] Implement IOMMU SVA page fault processing error notifiers

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Message-ID: <MW3PR11MB46813837E82395797CEE39AF8056A@MW3PR11MB4681.namprd11.prod.outlook.com>
Date: Wed, 16 Jul 2025 11:07:50 +0000
From: "Temerkhanov, Sergey" <sergey.temerkhanov@...el.com>
To: Jason Gunthorpe <jgg@...pe.ca>
CC: "iommu@...ts.linux.dev" <iommu@...ts.linux.dev>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, "David
 Woodhouse" <dwmw2@...radead.org>, Lu Baolu <baolu.lu@...ux.intel.com>, "Joerg
 Roedel" <joro@...tes.org>, Will Deacon <will@...nel.org>, Robin Murphy
	<robin.murphy@....com>
Subject: RE: [PATCH v1 0/4] Implement IOMMU SVA page fault processing error
 notifiers

> -----Original Message-----
> From: Jason Gunthorpe <jgg@...pe.ca>
> 
> You need to come with a driver using this as well.
> 

There is an OOT driver which would use this facility do report and handle possible invalid accesses (e.g. mismatched VMA permissions) during the SVA operation
https://www.intel.com/content/www/us/en/download/858019/intel-media-transcode-accelerator.html

Regards,
Sergey