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