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Rev 1403 Rev 1404
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    typeof(x) _max1 = (x);          \
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    typeof(x) _max1 = (x);          \
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    typeof(y) _max2 = (y);          \
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    typeof(y) _max2 = (y);          \
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    (void) (&_max1 == &_max2);      \
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    (void) (&_max1 == &_max2);      \
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    _max1 > _max2 ? _max1 : _max2; })
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    _max1 > _max2 ? _max1 : _max2; })
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/*
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 * ..and if you can't take the strict
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 * types, you can specify one yourself.
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 *
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 * Or not use min/max/clamp at all, of course.
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 */
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#define min_t(type, x, y) ({            \
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    type __min1 = (x);          \
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    type __min2 = (y);          \
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    __min1 < __min2 ? __min1: __min2; })
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#define max_t(type, x, y) ({            \
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    type __max1 = (x);          \
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    type __max2 = (y);          \
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    __max1 > __max2 ? __max1: __max2; })
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/**
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/**
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 * container_of - cast a member of a structure out to the containing structure
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 * container_of - cast a member of a structure out to the containing structure
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 * @ptr:    the pointer to the member.
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 * @ptr:    the pointer to the member.
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 * @type:   the type of the container struct this is embedded in.
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 * @type:   the type of the container struct this is embedded in.