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Date: Tue, 30 May 2017 14:50:29 -0700
From: Andrew Morton <akpm@linux-foundation.org>
To: Johannes Weiner <hannes@cmpxchg.org>
Cc: Josef Bacik <josef@toxicpanda.com>, Michal Hocko <mhocko@suse.com>,
        Vladimir Davydov <vdavydov.dev@gmail.com>,
        Rik van Riel <riel@redhat.com>, linux-mm@kvack.org,
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        kernel-team@fb.com
Subject: Re: [PATCH 1/6] mm: vmscan: delete unused pgdat_reclaimable_pages()
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On Tue, 30 May 2017 14:17:19 -0400 Johannes Weiner <hannes@cmpxchg.org> wrote:

> -extern unsigned long pgdat_reclaimable_pages(struct pglist_data *pgdat);

Josef's "mm: make kswapd try harder to keep active pages in cache"
added a new callsite.