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-rw-r--r--src/or/circuitstats.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/src/or/circuitstats.c b/src/or/circuitstats.c
index 3ced5afad5..74492442a7 100644
--- a/src/or/circuitstats.c
+++ b/src/or/circuitstats.c
@@ -4,6 +4,13 @@
* Copyright (c) 2007-2015, The Tor Project, Inc. */
/* See LICENSE for licensing information */
+/**
+ * \file circuitstats.c
+ *
+ * \brief Maintains and analyzes statistics about circuit built times, so we
+ * can tell how long we may need to wait for a fast circuit to be constructed.
+ */
+
#define CIRCUITSTATS_PRIVATE
#include "or.h"