From: Richard Weinberger <richard@nod.at>
Date: Thu, 16 Jun 2016 21:26:14 +0000 (+0200)
Subject: mm: Export migrate_page_move_mapping and migrate_page_copy
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=1118dce773d84f39ebd51a9fe7261f9169cb056e;p=deliverable%2Flinux.git

mm: Export migrate_page_move_mapping and migrate_page_copy

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

Cc: stable@vger.kernel.org
Signed-off-by: Richard Weinberger <richard@nod.at>
Acked-by: Christoph Hellwig <hch@lst.de>
---

diff --git a/mm/migrate.c b/mm/migrate.c
index 9baf41c877ff..bd3fdc202e8b 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