Messages in this thread Patch in this message | | | Date | Wed, 3 Oct 2012 14:25:19 -0700 | From | Andrew Morton <> | Subject | Re: [patch -mm] mm, thp: fix mlock statistics fix |
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On Wed, 3 Oct 2012 14:10:41 -0700 (PDT) David Rientjes <rientjes@google.com> wrote:
> > The free_page_mlock() hunk gets dropped because free_page_mlock() is > > removed. And clear_page_mlock() doesn't need this treatment. But > > please check my handiwork. > > > > I reviewed what was merged into -mm and clear_page_mlock() does need this > fix as well.
argh, it got me *again*. grr.
From: Andrew Morton <akpm@linux-foundation.org> Subject: mm: document PageHuge somewhat
Cc: David Rientjes <rientjes@google.com> Cc: Mel Gorman <mel@csn.ul.ie> Cc: Andrea Arcangeli <aarcange@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> ---
mm/hugetlb.c | 5 +++++ 1 file changed, 5 insertions(+)
diff -puN mm/hugetlb.c~mm-document-pagehuge-somewhat mm/hugetlb.c --- a/mm/hugetlb.c~mm-document-pagehuge-somewhat +++ a/mm/hugetlb.c @@ -671,6 +671,11 @@ static void prep_compound_gigantic_page( } } +/* + * PageHuge() only returns true for hugetlbfs pages, but not for normal or + * transparent huge pages. See the PageTransHuge() documentation for more + * details. + */ int PageHuge(struct page *page) { compound_page_dtor *dtor; _
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