doc: clarify that trace_events= takes a comma-separated list

It took me browsing through the source code to determine that I was,
indeed, using the wrong delimiter in my command lines. So I might as
well document it for the next person.

Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Acked-by: Steven Rostedt <rostedt@goodmis.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
This commit is contained in:
Brian Norris 2016-05-23 13:37:58 -07:00 committed by Jonathan Corbet
parent 3610a2add3
commit d81749ea8b

View File

@ -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.