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-rw-r--r--drivers/iommu/amd_iommu_init.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/iommu/amd_iommu_init.c b/drivers/iommu/amd_iommu_init.c
index 8a7f1971d633..68b3305a126a 100644
--- a/drivers/iommu/amd_iommu_init.c
+++ b/drivers/iommu/amd_iommu_init.c
@@ -1021,6 +1021,13 @@ static int __init init_iommu_one(struct amd_iommu *iommu, struct ivhd_header *h)
ret = init_iommu_from_acpi(iommu, h);
if (ret)
return ret;
+
+ /*
+ * Make sure IOMMU is not considered to translate itself. The IVRS
+ * table tells us so, but this is a lie!
+ */
+ amd_iommu_rlookup_table[iommu->devid] = NULL;
+
init_iommu_devices(iommu);
return 0;