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qemu-option-trace: -trace enable= is a pattern, not a file

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Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
This commit is contained in:
Michael Tokarev 2018-05-20 08:28:33 +03:00
parent 3ad9319f5c
commit 0b816e986d
1 changed files with 2 additions and 3 deletions
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qemu-option-trace.texi
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@ -2,9 +2,8 @@ Specify tracing options.
@table @option @table @option
@item [enable=]@var{pattern} @item [enable=]@var{pattern}
Immediately enable events matching @var{pattern}. Immediately enable events matching @var{pattern}
The file must contain one event name (as listed in the @file{trace-events-all} (either event name or a globbing pattern). This option is only
file) per line; globbing patterns are accepted too. This option is only
available if QEMU has been compiled with the @var{simple}, @var{log} available if QEMU has been compiled with the @var{simple}, @var{log}
or @var{ftrace} tracing backend. To specify multiple events or patterns, or @var{ftrace} tracing backend. To specify multiple events or patterns,
specify the @option{-trace} option multiple times. specify the @option{-trace} option multiple times.