mm: Export migrate_page_move_mapping and migrate_page_copy
authorRichard Weinberger <richard@nod.at>
Thu, 16 Jun 2016 21:26:14 +0000 (23:26 +0200)
committerBen Hutchings <ben@decadent.org.uk>
Mon, 22 Aug 2016 21:37:15 +0000 (22:37 +0100)
commitb2d5074d5d465930612c26de2ecabaf50024583d
treedef226365d0f096156a697eba8347d3013612f18
parentbedbc047e74d0962e194eb0018e9e1dbd7b9402f
mm: Export migrate_page_move_mapping and migrate_page_copy

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>
[bwh: Backported to 3.2: also change migrate_page_move_mapping() from
 static to extern, done as part of an earlier commit upstream]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
include/linux/migrate.h
mm/migrate.c