linux-kernel - RE: [PATCH v4 03/11] iommufd: Add iommufd_verify_unfinalized

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Message-ID: <BN9PR11MB52764BAD82997DB1B8954D508C4F2@BN9PR11MB5276.namprd11.prod.outlook.com>
Date: Fri, 25 Oct 2024 08:49:32 +0000
From: "Tian, Kevin" <kevin.tian@...el.com>
To: Nicolin Chen <nicolinc@...dia.com>, "jgg@...dia.com" <jgg@...dia.com>,
	"will@...nel.org" <will@...nel.org>
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	"patches@...ts.linux.dev" <patches@...ts.linux.dev>
Subject: RE: [PATCH v4 03/11] iommufd: Add iommufd_verify_unfinalized_object

> From: Nicolin Chen <nicolinc@...dia.com>
> Sent: Tuesday, October 22, 2024 8:19 AM
> 
> To support driver-allocated vIOMMU objects, it's suggested to call the
> allocator helper in IOMMU dirvers. However, there is no guarantee that
> drivers will all use it and allocate objects properly.
> 
> Add a helper for iommufd core to verify if an unfinalized object is at
> least reserved in the ictx.
> 
> Signed-off-by: Nicolin Chen <nicolinc@...dia.com>

Reviewed-by: Kevin Tian <kevin.tian@...el.com>