-#ifdef CONFIG_X86_32
-# include "rwlock_32.h"
-#else
-# include "rwlock_64.h"
-#endif
+#ifndef _ASM_X86_RWLOCK_H
+#define _ASM_X86_RWLOCK_H
+
+#define RW_LOCK_BIAS 0x01000000
+
+/* Actual code is in asm/spinlock.h or in arch/x86/lib/rwlock.S */
+
+#endif /* _ASM_X86_RWLOCK_H */