Lines Matching defs:from

16 unsigned long _copy_from_user(void *to, const void __user *from, unsigned long n)
18 	return _inline_copy_from_user(to, from, n);
22 unsigned long _copy_to_user(void __user *to, const void *from, unsigned long n)
24 	return _inline_copy_to_user(to, from, n);
31  * @from: Source address, in userspace.
34  * This is effectively shorthand for "memchr_inv(from, 0, size) == NULL" for
43 int check_zeroed_user(const void __user *from, size_t size)
46 	uintptr_t align = (uintptr_t) from % sizeof(unsigned long);
51 	from -= align;
54 	if (!user_read_access_begin(from, size))
57 	unsafe_get_user(val, (unsigned long __user *) from, err_fault);
65 		from += sizeof(unsigned long);
68 		unsafe_get_user(val, (unsigned long __user *) from, err_fault);