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1@c The contents of this file must be kept in sync with qemu-option-trace.rst.inc
2@c until all the users of the texi file have been converted to rst and
3@c the texi file can be removed.
4
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5Specify tracing options.
6
7@table @option
8@item [enable=]@var{pattern}
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9Immediately enable events matching @var{pattern}
10(either event name or a globbing pattern). This option is only
20f8a139 11available if QEMU has been compiled with the @var{simple}, @var{log}
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12or @var{ftrace} tracing backend. To specify multiple events or patterns,
13specify the @option{-trace} option multiple times.
14
15Use @code{-trace help} to print a list of names of trace points.
16
17@item events=@var{file}
18Immediately enable events listed in @var{file}.
19The file must contain one event name (as listed in the @file{trace-events-all}
20file) per line; globbing patterns are accepted too. This option is only
20f8a139 21available if QEMU has been compiled with the @var{simple}, @var{log} or
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22@var{ftrace} tracing backend.
23
24@item file=@var{file}
25Log output traces to @var{file}.
26This option is only available if QEMU has been compiled with
27the @var{simple} tracing backend.
28@end table