From: Alasdair G Kergon <agk@redhat.com>

Export dm_get_md() for the new thin provisioning target to use.

Signed-off-by: Alasdair G Kergon <agk@redhat.com>
---
 drivers/md/dm.c |    1 +
 1 file changed, 1 insertion(+)

Index: linux/drivers/md/dm.c
===================================================================
--- linux.orig/drivers/md/dm.c
+++ linux/drivers/md/dm.c
@@ -2231,6 +2231,7 @@ struct mapped_device *dm_get_md(dev_t de
 
 	return md;
 }
+EXPORT_SYMBOL_GPL(dm_get_md);
 
 void *dm_get_mdptr(struct mapped_device *md)
 {