133 static int copy_chunk_from_user(unsigned long from, int len, void *arg)  in copy_chunk_from_user()  argument
137 	memcpy((void *) to, (void *) from, len);  in copy_chunk_from_user()
142 long __copy_from_user(void *to, const void __user *from, unsigned long n)  in __copy_from_user()  argument
145 		memcpy(to, (__force void*)from, n);  in __copy_from_user()
149 	return buffer_op((unsigned long) from, n, 0, copy_chunk_from_user, &to);  in __copy_from_user()
155 	unsigned long *from_ptr = arg, from = *from_ptr;  in copy_chunk_to_user()  local
157 	memcpy((void *) to, (void *) from, len);  in copy_chunk_to_user()
162 long __copy_to_user(void __user *to, const void *from, unsigned long n)  in __copy_to_user()  argument
165 		memcpy((__force void *) to, from, n);  in __copy_to_user()
169 	return buffer_op((unsigned long) to, n, 1, copy_chunk_to_user, &from);  in __copy_to_user()
173 static int strncpy_chunk_from_user(unsigned long from, int len, void *arg)  in strncpy_chunk_from_user()  argument
178 	strncpy(to, (void *) from, len);  in strncpy_chunk_from_user()