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    SubjectRe: [PATCH 3/4] pagemap: export KPF_THP
    On Wed, 21 Dec 2011 17:23:47 -0500
    Naoya Horiguchi <n-horiguchi@ah.jp.nec.com> wrote:

    > This flag shows that a given pages is a subpage of transparent hugepage.
    > It helps us debug and test kernel by showing physical address of thp.
    >
    > ...
    >
    > --- 3.2-rc5.orig/include/linux/kernel-page-flags.h
    > +++ 3.2-rc5/include/linux/kernel-page-flags.h
    > @@ -30,6 +30,7 @@
    > #define KPF_NOPAGE 20
    >
    > #define KPF_KSM 21
    > +#define KPF_THP 22
    >

    Please also update and test Documentation/vm/page-types.c.


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