diff --git a/drivers/pci/dmar.c b/drivers/pci/dmar.c
index 0157708d474da57ad0532a3bb8bbbd90f0204aeb..09933eb9126be48f154e809bdcfdc57292a4858a 100644
--- a/drivers/pci/dmar.c
+++ b/drivers/pci/dmar.c
@@ -1417,6 +1417,11 @@ int __init enable_drhd_fault_handling(void)
 			       (unsigned long long)drhd->reg_base_addr, ret);
 			return -1;
 		}
+
+		/*
+		 * Clear any previous faults.
+		 */
+		dmar_fault(iommu->irq, iommu);
 	}
 
 	return 0;