diff --git a/[refs] b/[refs]
index 758aa3bd46c6..eca174fb4e9e 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: ed585a651681e822089087b426e6ebfb6d3d9873
+refs/heads/master: 477694e71113fd0694b6bb0bcc2d006b8ac62691
diff --git a/trunk/drivers/iommu/dmar.c b/trunk/drivers/iommu/dmar.c
index 3dc9befa5aec..6dcc7e2d54de 100644
--- a/trunk/drivers/iommu/dmar.c
+++ b/trunk/drivers/iommu/dmar.c
@@ -1388,7 +1388,7 @@ int dmar_set_interrupt(struct intel_iommu *iommu)
 		return ret;
 	}
 
-	ret = request_irq(irq, dmar_fault, 0, iommu->name, iommu);
+	ret = request_irq(irq, dmar_fault, IRQF_NO_THREAD, iommu->name, iommu);
 	if (ret)
 		printk(KERN_ERR "IOMMU: can't request irq\n");
 	return ret;