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[PATCH 4.4 041/146] mm: Export migrate_page_move_mapping and migrate_page_copy

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  [PATCH 4.4 041/146] mm: Export migrate_page_move_mapping and migrate_page_copy Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-07-25 23:10 +0200

#1449836 — [PATCH 4.4 041/146] mm: Export migrate_page_move_mapping and migrate_page_copy

4.4-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Richard Weinberger <richard@nod.at>

commit 1118dce773d84f39ebd51a9fe7261f9169cb056e upstream.

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

Signed-off-by: Richard Weinberger <richard@nod.at>
Acked-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 mm/migrate.c |    2 ++
 1 file changed, 2 insertions(+)

--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -429,6 +429,7 @@ int migrate_page_move_mapping(struct add
 
 	return MIGRATEPAGE_SUCCESS;
 }
+EXPORT_SYMBOL(migrate_page_move_mapping);
 
 /*
  * The expected number of remaining references is the same as that
@@ -579,6 +580,7 @@ void migrate_page_copy(struct page *newp
 	if (PageWriteback(newpage))
 		end_page_writeback(newpage);
 }
+EXPORT_SYMBOL(migrate_page_copy);
 
 /************************************************************
  *                    Migration functions

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