Messages in this thread | | | From | "Tian, Kevin" <> | Subject | RE: [PATCH v11 7/8] iommu/vt-d: Add set_dev_pasid callback for dma domain | Date | Thu, 27 Jul 2023 05:48:35 +0000 |
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> From: Jacob Pan <jacob.jun.pan@linux.intel.com> > Sent: Tuesday, July 25, 2023 6:26 AM > > From: Lu Baolu <baolu.lu@linux.intel.com> > > This allows the upper layers to set a domain to a PASID of a device > if the PASID feature is supported by the IOMMU hardware. The typical > use cases are, for example, kernel DMA with PASID and hardware > assisted mediated device drivers. > > The attaching device and pasid information is tracked in a per-domain > list and is used for IOTLB and devTLB invalidation. > > Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com> > Signed-off-by: Jacob Pan <jacob.jun.pan@linux.intel.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
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