linux-kernel - [PATCH 2/3] mm: Export migrate_page_move_mapping and migrate_page

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Message-Id: <1466112375-1717-3-git-send-email-richard@nod.at>
Date:	Thu, 16 Jun 2016 23:26:14 +0200
From:	Richard Weinberger <richard@....at>
To:	linux-mm@...ck.org
Cc:	linux-kernel@...r.kernel.org, linux-mtd@...ts.infradead.org,
	hannes@...xchg.org, mgorman@...hsingularity.net,
	n-horiguchi@...jp.nec.com, mhocko@...e.com,
	kirill.shutemov@...ux.intel.com, hughd@...gle.com, vbabka@...e.cz,
	akpm@...ux-foundation.org, adrian.hunter@...el.com,
	dedekind1@...il.com, richard@....at, hch@...radead.org,
	linux-fsdevel@...r.kernel.org, boris.brezillon@...e-electrons.com,
	maxime.ripard@...e-electrons.com, david@...ma-star.at,
	david@...morbit.com, alex@...tthing.co, sasha.levin@...cle.com,
	iamjoonsoo.kim@....com, rvaswani@...eaurora.org,
	tony.luck@...el.com, shailendra.capricorn@...il.com
Subject: [PATCH 2/3] mm: Export migrate_page_move_mapping and migrate_page_copy

Export these symbols such that UBIFS can implement
->migratepage.

Signed-off-by: Richard Weinberger <richard@....at>
Acked-by: Christoph Hellwig <hch@....de>
---
 mm/migrate.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/mm/migrate.c b/mm/migrate.c
index 5129143..0fcdd86 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -431,6 +431,7 @@ int migrate_page_move_mapping(struct address_space *mapping,
 
 	return MIGRATEPAGE_SUCCESS;
 }
+EXPORT_SYMBOL(migrate_page_move_mapping);
 
 /*
  * The expected number of remaining references is the same as that
@@ -586,6 +587,7 @@ void migrate_page_copy(struct page *newpage, struct page *page)
 
 	mem_cgroup_migrate(page, newpage);
 }
+EXPORT_SYMBOL(migrate_page_copy);
 
 /************************************************************
  *                    Migration functions
-- 
2.7.3