linux-kernel - Re: [PATCH v4 3/5] pagemap: rework hugetlb and thp report

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Message-ID: <CALYGNiO9wpmnrqbKhRKvfHgnUC854accifKc3m6Bvqsv0LHqXQ@mail.gmail.com>
Date:	Tue, 21 Jul 2015 11:43:38 +0300
From:	Konstantin Khlebnikov <koct9i@...il.com>
To:	Naoya Horiguchi <n-horiguchi@...jp.nec.com>
Cc:	Konstantin Khlebnikov <khlebnikov@...dex-team.ru>,
	"linux-mm@...ck.org" <linux-mm@...ck.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	"Kirill A. Shutemov" <kirill@...temov.name>,
	Mark Williamson <mwilliamson@...o-software.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-api@...r.kernel.org" <linux-api@...r.kernel.org>
Subject: Re: [PATCH v4 3/5] pagemap: rework hugetlb and thp report

On Tue, Jul 21, 2015 at 11:00 AM, Naoya Horiguchi
<n-horiguchi@...jp.nec.com> wrote:
> On Tue, Jul 14, 2015 at 06:37:39PM +0300, Konstantin Khlebnikov wrote:
>> This patch moves pmd dissection out of reporting loop: huge pages
>> are reported as bunch of normal pages with contiguous PFNs.
>>
>> Add missing "FILE" bit in hugetlb vmas.
>>
>> Signed-off-by: Konstantin Khlebnikov <khlebnikov@...dex-team.ru>
>
> With reflecting Kirill's comment about #ifdef, I'm OK for this patch.

That ifdef works most like documentation: "all thp magic happens here".
I'd like to keep it, if two redundant lines isn't a big deal.

>
> Reviewed-by: Naoya Horiguchi <n-horiguchi@...jp.nec.com>
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