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Commit 5634b6de authored by Richard Weinberger's avatar Richard Weinberger Committed by Sasha Levin
Browse files

mm: Export migrate_page_move_mapping and migrate_page_copy 



[ Upstream commit 1118dce773d84f39ebd51a9fe7261f9169cb056e ]

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

Cc: stable@vger.kernel.org
Signed-off-by: default avatarRichard Weinberger <richard@nod.at>
Acked-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarSasha Levin <sasha.levin@oracle.com>
parent f27ca140

mm/migrate.c

+2 −0
Original line number Diff line number Diff line
@@ -421,6 +421,7 @@ 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
@@ -580,6 +581,7 @@ void migrate_page_copy(struct page *newpage, struct page *page) 
	if (PageWriteback(newpage))

		end_page_writeback(newpage);

}

EXPORT_SYMBOL(migrate_page_copy);



/************************************************************

 *                    Migration functions