dm: publish dm_get_mapinfo

Publish dm_get_mapinfo in include/linux/device-mapper.h because this function
is used by targets.

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/include/linux/device-mapper.h b/include/linux/device-mapper.h
index 178390de195e..6b80961650f0 100644
--- a/include/linux/device-mapper.h
+++ b/include/linux/device-mapper.h
@@ -207,6 +207,7 @@ int dm_copy_name_and_uuid(struct mapped_device *md, char *name, char *uuid);
 struct gendisk *dm_disk(struct mapped_device *md);
 int dm_suspended(struct mapped_device *md);
 int dm_noflush_suspending(struct dm_target *ti);
+union map_info *dm_get_mapinfo(struct bio *bio);
 
 /*
  * Geometry functions.