diff --git a/arch/ia64/include/asm/Kbuild b/arch/ia64/include/asm/Kbuild
index ccbe8ae47a6127730741335b3d2362ff298409d5..3b25bd9dca91bac182df681c18258509f8880823 100644
--- a/arch/ia64/include/asm/Kbuild
+++ b/arch/ia64/include/asm/Kbuild
@@ -14,3 +14,4 @@ unifdef-y += gcc_intrin.h
 unifdef-y += intrinsics.h
 unifdef-y += perfmon.h
 unifdef-y += ustack.h
+unifdef-y += swab.h
diff --git a/arch/ia64/include/asm/byteorder.h b/arch/ia64/include/asm/byteorder.h
index 69bd41d7c26ed72ffcfee126069635ea2e594790..0f84c5cb703dc1fff6442e72740a12158ba8f54f 100644
--- a/arch/ia64/include/asm/byteorder.h
+++ b/arch/ia64/include/asm/byteorder.h
@@ -1,42 +1,7 @@
 #ifndef _ASM_IA64_BYTEORDER_H
 #define _ASM_IA64_BYTEORDER_H
 
-/*
- * Modified 1998, 1999
- *	David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co.
- */
-
-#include <asm/types.h>
-#include <asm/intrinsics.h>
-#include <linux/compiler.h>
-
-static __inline__ __attribute_const__ __u64
-__ia64_swab64 (__u64 x)
-{
-	__u64 result;
-
-	result = ia64_mux1(x, ia64_mux1_rev);
-	return result;
-}
-
-static __inline__ __attribute_const__ __u32
-__ia64_swab32 (__u32 x)
-{
-	return __ia64_swab64(x) >> 32;
-}
-
-static __inline__ __attribute_const__ __u16
-__ia64_swab16(__u16 x)
-{
-	return __ia64_swab64(x) >> 48;
-}
-
-#define __arch__swab64(x) __ia64_swab64(x)
-#define __arch__swab32(x) __ia64_swab32(x)
-#define __arch__swab16(x) __ia64_swab16(x)
-
-#define __BYTEORDER_HAS_U64__
-
+#include <asm/swab.h>
 #include <linux/byteorder/little_endian.h>
 
 #endif /* _ASM_IA64_BYTEORDER_H */
diff --git a/arch/ia64/include/asm/swab.h b/arch/ia64/include/asm/swab.h
new file mode 100644
index 0000000000000000000000000000000000000000..6aa58b699eea1662f7b6796913fad904d34d36d6
--- /dev/null
+++ b/arch/ia64/include/asm/swab.h
@@ -0,0 +1,34 @@
+#ifndef _ASM_IA64_SWAB_H
+#define _ASM_IA64_SWAB_H
+
+/*
+ * Modified 1998, 1999
+ *	David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co.
+ */
+
+#include <asm/types.h>
+#include <asm/intrinsics.h>
+#include <linux/compiler.h>
+
+static __inline__ __attribute_const__ __u64 __arch_swab64(__u64 x)
+{
+	__u64 result;
+
+	result = ia64_mux1(x, ia64_mux1_rev);
+	return result;
+}
+#define __arch_swab64 __arch_swab64
+
+static __inline__ __attribute_const__ __u32 __arch_swab32(__u32 x)
+{
+	return __arch_swab64(x) >> 32;
+}
+#define __arch_swab32 __arch_swab32
+
+static __inline__ __attribute_const__ __u16 __arch_swab16(__u16 x)
+{
+	return __arch_swab64(x) >> 48;
+}
+#define __arch_swab16 __arch_swab16
+
+#endif /* _ASM_IA64_SWAB_H */