From: Lu Baolu <baolu.lu@xxxxxxxxxxxxxxx>
[ Upstream commit 03d205094af45bca4f8e0498c461a893aa3ec6d9 ]
The Address field of the Page Request Descriptor only keeps bit [63:12]
of the offending address. Convert it to a full address before reporting
it to device drivers.
Fixes: eb8d93ea3c1d3 ("iommu/vt-d: Report page request faults for guest SVA")
Signed-off-by: Lu Baolu <baolu.lu@xxxxxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20210320025415.641201-2-baolu.lu@xxxxxxxxxxxxxxx
Signed-off-by: Joerg Roedel <jroedel@xxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/iommu/intel/svm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/iommu/intel/svm.c b/drivers/iommu/intel/svm.c
index ac86509a0a73..4260bb089b2c 100644
--- a/drivers/iommu/intel/svm.c
+++ b/drivers/iommu/intel/svm.c
@@ -899,7 +899,7 @@ intel_svm_prq_report(struct device *dev, struct page_req_dsc *desc)
/* Fill in event data for device specific processing */
memset(&event, 0, sizeof(struct iommu_fault_event));
event.fault.type = IOMMU_FAULT_PAGE_REQ;
- event.fault.prm.addr = desc->addr;
+ event.fault.prm.addr = (u64)desc->addr << VTD_PAGE_SHIFT;
event.fault.prm.pasid = desc->pasid;
event.fault.prm.grpid = desc->prg_index;
event.fault.prm.perm = prq_to_iommu_prot(desc);
--
2.30.2
