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-rw-r--r--hw/i386/intel_iommu_internal.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/hw/i386/intel_iommu_internal.h b/hw/i386/intel_iommu_internal.h
index 0829a5064f..11abfa2233 100644
--- a/hw/i386/intel_iommu_internal.h
+++ b/hw/i386/intel_iommu_internal.h
@@ -115,7 +115,7 @@
/* The shift of source_id in the key of IOTLB hash table */
#define VTD_IOTLB_SID_SHIFT 36
-#define VTD_IOTLB_LVL_SHIFT 44
+#define VTD_IOTLB_LVL_SHIFT 52
#define VTD_IOTLB_MAX_SIZE 1024 /* Max size of the hash table */
/* IOTLB_REG */