Lines Matching refs:to
61 * address of an instruction that is allowed to fault, and the second is
63 * modified, so it is entirely up to the continuation code to figure out
64 * what to do.
68 * we don't even have to jump over them. Further, they do not intrude
196 * @to: Destination address, in user space.
198 * @n: Number of bytes to copy.
202 * Copy data from kernel space to user space. Caller must check
209 __copy_to_user(void __user *to, const void *from, unsigned long n)
212 return uaccess.copy_to_user_small(n, to, from);
214 return uaccess.copy_to_user(n, to, from);
222 * @to: Destination address, in user space.
224 * @n: Number of bytes to copy.
228 * Copy data from kernel space to user space.
234 copy_to_user(void __user *to, const void *from, unsigned long n)
237 if (access_ok(VERIFY_WRITE, to, n))
238 n = __copy_to_user(to, from, n);
244 * @to: Destination address, in kernel space.
246 * @n: Number of bytes to copy.
250 * Copy data from user space to kernel space. Caller must check
257 * data to the requested size using zero bytes.
260 __copy_from_user(void *to, const void __user *from, unsigned long n)
263 return uaccess.copy_from_user_small(n, from, to);
265 return uaccess.copy_from_user(n, from, to);
276 * @to: Destination address, in kernel space.
278 * @n: Number of bytes to copy.
282 * Copy data from user space to kernel space.
288 * data to the requested size using zero bytes.
291 copy_from_user(void *to, const void __user *from, unsigned long n)
293 unsigned int sz = __compiletime_object_size(to);
301 n = __copy_from_user(to, from, n);
303 memset(to, 0, n);
308 __copy_in_user(void __user *to, const void __user *from, unsigned long n)
310 return uaccess.copy_in_user(n, to, from);
314 copy_in_user(void __user *to, const void __user *from, unsigned long n)
317 if (__access_ok(from,n) && __access_ok(to,n))
318 n = __copy_in_user(to, from, n);
344 * @str: The string to measure.
353 * If there is a limit on the length of a valid string, you may wish to
363 __clear_user(void __user *to, unsigned long n)
365 return uaccess.clear_user(n, to);
369 clear_user(void __user *to, unsigned long n)
372 if (access_ok(VERIFY_WRITE, to, n))
373 n = uaccess.clear_user(n, to);