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To:     Jacob Pan <jacob.jun.pan@linux.intel.com>,
        LKML <linux-kernel@vger.kernel.org>,
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CC:     Will Deacon <will@kernel.org>,
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Subject: RE: [PATCH v8 4/7] iommu/sva: Stop using ioasid_set for SVA
Thread-Topic: [PATCH v8 4/7] iommu/sva: Stop using ioasid_set for SVA
Thread-Index: AQHZXPl9KrwHo5CG00WWZAeW07uOC68JO5rQ
Date:   Fri, 24 Mar 2023 02:46:20 +0000
Message-ID: <BN9PR11MB527690AC327EB7E2F3EC5CF08C849@BN9PR11MB5276.namprd11.prod.outlook.com>
References: <20230322200803.869130-1-jacob.jun.pan@linux.intel.com>
 <20230322200803.869130-5-jacob.jun.pan@linux.intel.com>
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> From: Jacob Pan <jacob.jun.pan@linux.intel.com>
> Sent: Thursday, March 23, 2023 4:08 AM
>=20
> From: Jason Gunthorpe <jgg@nvidia.com>
>=20
> Instead SVA drivers can use a simple global IDA to allocate PASIDs for
> each mm_struct.
>=20
> Future work would be to allow drivers using the SVA APIs to reserve globa=
l
> PASIDs from this IDA for their internal use, eg with the DMA API PASID
> support.
>=20
> Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>
> Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
> Signed-off-by: Jacob Pan <jacob.jun.pan@linux.intel.com>

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