1 files changed, 3 insertions, 0 deletions
diff --git a/transport.h b/transport.h
index 0b5f7806f6..e0131daab9 100644
--- a/transport.h
+++ b/transport.h
@@ -208,6 +208,9 @@ void transport_check_allowed(const char *type);
 /* Filter objects for partial clone and fetch */
 #define TRANS_OPT_LIST_OBJECTS_FILTER "filter"
 
+/* Request atomic (all-or-nothing) updates when pushing */
+#define TRANS_OPT_ATOMIC "atomic"
+
 /**
  * Returns 0 if the option was used, non-zero otherwise. Prints a
  * message to stderr if the option is not used.