127 							unsigned long n)  in __clear_user()  argument
139 		: "=r"(n), "=r"(to)			\  in __clear_user()
140 		: "0"(n), "1"(to)  in __clear_user()
142 	return n;  in __clear_user()
146 							unsigned long n)  in clear_user()  argument
149 	if (unlikely(!access_ok(VERIFY_WRITE, to, n)))  in clear_user()
150 		return n;  in clear_user()
152 	return __clear_user(to, n);  in clear_user()
367 #define __copy_from_user(to, from, n)	\  argument
369 				(void __user *)(from), (n))
370 #define __copy_from_user_inatomic(to, from, n) \  argument
371 		__copy_from_user((to), (from), (n))
374 		const void __user *from, unsigned long n)  in copy_from_user()  argument
377 	if (access_ok(VERIFY_READ, from, n))  in copy_from_user()
378 		return __copy_from_user(to, from, n);  in copy_from_user()
379 	return n;  in copy_from_user()
382 #define __copy_to_user(to, from, n)	\  argument
384 			(__force const void __user *)(from), (n))
385 #define __copy_to_user_inatomic(to, from, n) __copy_to_user((to), (from), (n))  argument
388 		const void *from, unsigned long n)  in copy_to_user()  argument
391 	if (access_ok(VERIFY_WRITE, to, n))  in copy_to_user()
392 		return __copy_to_user(to, from, n);  in copy_to_user()
393 	return n;  in copy_to_user()
418 static inline long strnlen_user(const char __user *src, long n)  in strnlen_user()  argument
422 	return __strnlen_user(src, n);  in strnlen_user()