Lines Matching defs:len
506 size_t len);
508 static __must_check inline bool user_access_begin(const void __user *ptr, size_t len)
510 if (unlikely(!access_ok(ptr, len)))
515 allow_read_write_user((void __user *)ptr, ptr, len);
524 user_read_access_begin(const void __user *ptr, size_t len)
526 if (unlikely(!access_ok(ptr, len)))
531 allow_read_from_user(ptr, len);
538 user_write_access_begin(const void __user *ptr, size_t len)
540 if (unlikely(!access_ok(ptr, len)))
545 allow_write_to_user((void __user *)ptr, len);