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intel_iommu: Fill the PASID field when creating an IOMMUTLBEntry

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PASID value must be used by devices as a key (or part of a key)
when populating their ATC with the IOTLB entries returned by the IOMMU.

Signed-off-by: Clement Mathieu--Drif <clement.mathieu--drif@eviden.com>
Message-Id: <20250628180226.133285-5-clement.mathieu--drif@eviden.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
CLEMENT MATHIEU--DRIF 2025-06-28 18:04:02 +00:00 • committed by Michael S. Tsirkin
parent 1f81edd700
commit f8eee3452f
1 changed files with 3 additions and 0 deletions
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3
hw/i386/intel_iommu.c
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@ -2503,6 +2503,7 @@ static void vtd_iotlb_page_invalidate_notify(IntelIOMMUState *s,
.translated_addr = 0,
.addr_mask = size - 1,
.perm = IOMMU_NONE,
.pasid = vtd_as->pasid,
},
};
memory_region_notify_iommu(&vtd_as->iommu, 0, event);
@ -3090,6 +3091,7 @@ static void do_invalidate_device_tlb(VTDAddressSpace *vtd_dev_as,
event.entry.iova = addr;
event.entry.perm = IOMMU_NONE;
event.entry.translated_addr = 0;
event.entry.pasid = vtd_dev_as->pasid;
memory_region_notify_iommu(&vtd_dev_as->iommu, 0, event);
}
@ -3672,6 +3674,7 @@ static IOMMUTLBEntry vtd_iommu_translate(IOMMUMemoryRegion *iommu, hwaddr addr,
IOMMUTLBEntry iotlb = {
/* We'll fill in the rest later. */
.target_as = &address_space_memory,
.pasid = vtd_as->pasid,
};
bool success;