[PATCH v2 1/5] iommu/vt-d: Report the right page fault address

[Lu Baolu]

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...@linux.intel.com>
---
 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 54db58945c2d..677d7f6b43bb 100644
--- a/drivers/iommu/intel/svm.c
+++ b/drivers/iommu/intel/svm.c
@@ -862,7 +862,7 @@ 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);
-- 
2.25.1