diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index c3460c920f84..b88b5f74d527 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -2614,15 +2614,11 @@ Kernel parameters
 			Intel machines). This can be used to prevent the usage
 			of an available hardware IOMMU.
 
-			[X86]
 		pt
-			[X86]
 		nopt
-			[PPC/POWERNV]
-		nobypass
+		nobypass	[PPC/POWERNV]
 			Disable IOMMU bypass, using IOMMU for PCI devices.
 
-		[X86]
 		AMD Gart HW IOMMU-specific options:
 
 		<size>