#ifdef __KERNEL__
+#ifndef _LINUX_BITOPS_H
+#error only <linux/bitops.h> can be included directly
+#endif
+
#include <asm/processor.h>
#include <asm/byteorder.h>
#include <asm/system.h>
#endif
#include <asm-generic/bitops/hweight.h>
+#include <asm-generic/bitops/lock.h>
#include <asm-generic/bitops/sched.h>
#include <asm-generic/bitops/minix.h>