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-rw-r--r--lib/dbwrap/dbwrap.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/dbwrap/dbwrap.h b/lib/dbwrap/dbwrap.h
index 81c4974afb6..d289243f7a6 100644
--- a/lib/dbwrap/dbwrap.h
+++ b/lib/dbwrap/dbwrap.h
@@ -27,6 +27,10 @@ struct db_context;
enum dbwrap_lock_order {
DBWRAP_LOCK_ORDER_NONE = 0, /* Don't check lock orders for this db. */
+ /*
+ * We only allow orders 1, 2, 3:
+ * These are the orders that CTDB currently supports.
+ */
DBWRAP_LOCK_ORDER_1 = 1,
DBWRAP_LOCK_ORDER_2 = 2,
DBWRAP_LOCK_ORDER_3 = 3