Export dm_table_get_mode()
--- diff/drivers/md/dm-table.c	2002-12-17 15:59:16.000000000 +0000
+++ source/drivers/md/dm-table.c	2002-12-17 15:59:24.000000000 +0000
@@ -665,3 +665,4 @@
 EXPORT_SYMBOL(dm_get_device);
 EXPORT_SYMBOL(dm_put_device);
 EXPORT_SYMBOL(dm_table_event);
+EXPORT_SYMBOL(dm_table_get_mode);