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[/] [test_project/] [trunk/] [linux_sd_driver/] [include/] [asm-generic/] [uaccess.h] - Rev 62
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#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 */