1#ifndef __ASM_GENERIC_UACCESS_UNALIGNED_H 2#define __ASM_GENERIC_UACCESS_UNALIGNED_H 3 4/* 5 * This macro should be used instead of __get_user() when accessing 6 * values at locations that are not known to be aligned. 7 */ 8#define __get_user_unaligned(x, ptr) \ 9({ \ 10 __typeof__ (*(ptr)) __x; \ 11 __copy_from_user(&__x, (ptr), sizeof(*(ptr))) ? -EFAULT : 0; \ 12 (x) = __x; \ 13}) 14 15 16/* 17 * This macro should be used instead of __put_user() when accessing 18 * values at locations that are not known to be aligned. 19 */ 20#define __put_user_unaligned(x, ptr) \ 21({ \ 22 __typeof__ (*(ptr)) __x = (x); \ 23 __copy_to_user((ptr), &__x, sizeof(*(ptr))) ? -EFAULT : 0; \ 24}) 25 26#endif /* __ASM_GENERIC_UACCESS_UNALIGNED_H */ 27