From: Andrew Morton <akpm@linux-foundation.org>
To: David Rientjes <rientjes@google.com>
Cc: Hugh Dickins <hughd@google.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
Andrea Arcangeli <aarcange@redhat.com>,
Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>,
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
Johannes Weiner <hannes@cmpxchg.org>,
Michel Lespinasse <walken@google.com>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [patch -mm] mm, thp: fix mlock statistics fix
Date: Wed, 3 Oct 2012 14:25:19 -0700 [thread overview]
Message-ID: <20121003142519.93375e01.akpm@linux-foundation.org> (raw)
In-Reply-To: <alpine.DEB.2.00.1210031403270.4352@chino.kir.corp.google.com>
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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next prev parent reply other threads:[~2012-10-03 21:25 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-20 1:19 [patch for-3.6] mm, thp: fix mapped pages avoiding unevictable list on mlock David Rientjes
2012-09-20 4:01 ` Hugh Dickins
2012-09-27 1:40 ` David Rientjes
2012-09-27 1:54 ` Hugh Dickins
2012-09-27 2:29 ` [patch] mm, thp: fix mlock statistics David Rientjes
2012-09-28 1:32 ` Hugh Dickins
2012-10-03 20:10 ` Andrew Morton
2012-10-03 21:10 ` [patch -mm] mm, thp: fix mlock statistics fix David Rientjes
2012-10-03 21:25 ` Andrew Morton [this message]
2012-10-03 21:46 ` Hugh Dickins
2012-10-03 21:29 ` Hugh Dickins
2012-09-28 13:51 ` [patch] mm, thp: fix mlock statistics Andrea Arcangeli
2012-09-29 0:11 ` Michel Lespinasse
2012-10-01 15:22 ` [patch for-3.6] mm, thp: fix mapped pages avoiding unevictable list on mlock Linus Torvalds
2012-09-28 13:30 ` Andrea Arcangeli
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