| #ifndef _ASM_GENERIC_UACCESS_H_ |
| #define _ASM_GENERIC_UACCESS_H_ |
| |
| /* |
| * This macro should be used instead of __get_user() when accessing |
| * values at locations that are not known to be aligned. |
| */ |
| #define __get_user_unaligned(x, ptr) \ |
| ({ \ |
| __typeof__ (*(ptr)) __x; \ |
| __copy_from_user(&__x, (ptr), sizeof(*(ptr))) ? -EFAULT : 0; \ |
| (x) = __x; \ |
| }) |
| |
| |
| /* |
| * This macro should be used instead of __put_user() when accessing |
| * values at locations that are not known to be aligned. |
| */ |
| #define __put_user_unaligned(x, ptr) \ |
| ({ \ |
| __typeof__ (*(ptr)) __x = (x); \ |
| __copy_to_user((ptr), &__x, sizeof(*(ptr))) ? -EFAULT : 0; \ |
| }) |
| |
| #endif /* _ASM_GENERIC_UACCESS_H */ |
