1 files changed, 3 insertions, 2 deletions

diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 82b42c958d1c..a2a662d4da83 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -3992,8 +3992,9 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
 
         trace_event=[event-list]
                         [FTRACE] Set and start specified trace events in order
-                        to facilitate early boot debugging.
-                        See also Documentation/trace/events.txt
+                        to facilitate early boot debugging. The event-list is a
+                        comma separated list of trace events to enable. See
+                        also Documentation/trace/events.txt
 
         trace_options=[option-list]
                         [FTRACE] Enable or disable tracer options at boot.