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Subject: Re: [PATCH 16/27] mm: Move page mapped accounting to the node
To: Mel Gorman <mgorman@techsingularity.net>,
        Andrew Morton <akpm@linux-foundation.org>,
        Linux-MM <linux-mm@kvack.org>
References: <1465495483-11855-1-git-send-email-mgorman@techsingularity.net>
 <1465495483-11855-17-git-send-email-mgorman@techsingularity.net>
Cc: Rik van Riel <riel@surriel.com>, Johannes Weiner <hannes@cmpxchg.org>,
        LKML <linux-kernel@vger.kernel.org>
From: Vlastimil Babka <vbabka@suse.cz>
Message-ID: <5c8812fc-f2d3-3008-74ba-9072ae8c7cb3@suse.cz>
Date: Thu, 16 Jun 2016 17:52:59 +0200
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On 06/09/2016 08:04 PM, Mel Gorman wrote:
> Reclaim makes decisions based on the number of file pages that are mapped but
> it's mixing node and zone information. Account NR_FILE_MAPPED pages on the node.

And NR_ANON_PAGES.

> Signed-off-by: Mel Gorman <mgorman@techsingularity.net>

Acked-by: Vlastimil Babka <vbabka@suse.cz>

I've noticed some new "page_zone(page)->zone_pgdat" instances here.