Re: [PATCH 06/19] mm: store mapcount for compound page separate

[Christoph Lameter]

On Wed, 19 Nov 2014, Kirill A. Shutemov wrote:

> I don't think we want to bloat struct page description: nobody outside of
> helpers should use it direcly. And it's exactly what we did to store
> compound page destructor and compound page order.

This is more like a description what overloading is occurring. Either
add the new way of using it there including a comment explainng things or
please do not overload the field.

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