v4.19.13 snapshot.
diff --git a/arch/powerpc/include/asm/swab.h b/arch/powerpc/include/asm/swab.h
new file mode 100644
index 0000000..487e090
--- /dev/null
+++ b/arch/powerpc/include/asm/swab.h
@@ -0,0 +1,12 @@
+/*
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+#ifndef _ASM_POWERPC_SWAB_H
+#define _ASM_POWERPC_SWAB_H
+
+#include <uapi/asm/swab.h>
+
+#endif /* _ASM_POWERPC_SWAB_H */