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-rw-r--r--Documentation/kernel-parameters.txt5
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.