5 files changed, 11 insertions, 5 deletions
diff --git a/src/lib/trace/debug.h b/src/lib/trace/debug.h
index 92bb95c883..87b3074e0b 100644
--- a/src/lib/trace/debug.h
+++ b/src/lib/trace/debug.h
@@ -1,4 +1,4 @@
-/* Copyright (c) 2017-2019, The Tor Project, Inc. */
+/* Copyright (c) 2017-2020, The Tor Project, Inc. */
 /* See LICENSE for licensing information */
 
 /**
diff --git a/src/lib/trace/events.h b/src/lib/trace/events.h
index 0674f7d501..368f85dd02 100644
--- a/src/lib/trace/events.h
+++ b/src/lib/trace/events.h
@@ -1,4 +1,4 @@
-/* Copyright (c) 2017-2019, The Tor Project, Inc. */
+/* Copyright (c) 2017-2020, The Tor Project, Inc. */
 /* See LICENSE for licensing information */
 
 /**
@@ -34,7 +34,7 @@
 #include "lib/trace/debug.h"
 #endif
 
-#else /* !(defined(TOR_EVENT_TRACING_ENABLED)) */
+#else /* !defined(TOR_EVENT_TRACING_ENABLED) */
 
 /* Reaching this point, we NOP every event declaration because event tracing
  * is not been enabled at compile time. */
diff --git a/src/lib/trace/lib_trace.md b/src/lib/trace/lib_trace.md
new file mode 100644
index 0000000000..a7a32529b0
--- /dev/null
+++ b/src/lib/trace/lib_trace.md
@@ -0,0 +1,6 @@
+@dir /lib/trace
+@brief lib/trace: Function-tracing functionality API.
+
+This module is used for adding "trace" support (low-granularity function
+logging) to Tor.  Right now it doesn't have many users.
+
diff --git a/src/lib/trace/trace.c b/src/lib/trace/trace.c
index 18be63c5a8..4e5c66b4c6 100644
--- a/src/lib/trace/trace.c
+++ b/src/lib/trace/trace.c
@@ -1,4 +1,4 @@
-/* Copyright (c) 2017-2019, The Tor Project, Inc. */
+/* Copyright (c) 2017-2020, The Tor Project, Inc. */
 /* See LICENSE for licensing information */
 
 /**
diff --git a/src/lib/trace/trace.h b/src/lib/trace/trace.h
index 5001b28a1d..5e24678c3c 100644
--- a/src/lib/trace/trace.h
+++ b/src/lib/trace/trace.h
@@ -1,4 +1,4 @@
-/* Copyright (c) 2017-2019, The Tor Project, Inc. */
+/* Copyright (c) 2017-2020, The Tor Project, Inc. */
 /* See LICENSE for licensing information */
 
 /**