diff --git a/arch/x86/include/asm/io.h b/arch/x86/include/asm/io.h
index 83dc09757e0..5efb2e1b21e 100644
--- a/arch/x86/include/asm/io.h
+++ b/arch/x86/include/asm/io.h
@@ -202,10 +202,16 @@ __OUT(l,,int)
 __INS(b)
 __INS(w)
 __INS(l)
+#define insb insb
+#define insw insw
+#define insl insl
 
 __OUTS(b)
 __OUTS(w)
 __OUTS(l)
+#define outsb outsb
+#define outsw outsw
+#define outsl outsl
 
 /* IO space accessors */
 #define clrio(type, addr, clear) \