diff options
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/trace/events.rst | 10 | ||||
| -rw-r--r-- | Documentation/trace/ftrace.rst | 8 |
2 files changed, 9 insertions, 9 deletions
diff --git a/Documentation/trace/events.rst b/Documentation/trace/events.rst index 27bfd06ae29d..bdf1963ba6ba 100644 --- a/Documentation/trace/events.rst +++ b/Documentation/trace/events.rst @@ -42,7 +42,7 @@ To disable all events, echo an empty line to the set_event file:: # echo > /sys/kernel/debug/tracing/set_event -To enable all events, echo '*:*' or '*:' to the set_event file:: +To enable all events, echo ``*:*`` or ``*:`` to the set_event file:: # echo *:* > /sys/kernel/debug/tracing/set_event @@ -50,7 +50,7 @@ The events are organized into subsystems, such as ext4, irq, sched, etc., and a full event name looks like this: <subsystem>:<event>. The subsystem name is optional, but it is displayed in the available_events file. All of the events in a subsystem can be specified via the syntax -"<subsystem>:*"; for example, to enable all irq events, you can use the +``<subsystem>:*``; for example, to enable all irq events, you can use the command:: # echo 'irq:*' > /sys/kernel/debug/tracing/set_event @@ -111,8 +111,8 @@ It also displays the format string that will be used to print the event in text mode, along with the event name and ID used for profiling. -Every event has a set of 'common' fields associated with it; these are -the fields prefixed with 'common_'. The other fields vary between +Every event has a set of ``common`` fields associated with it; these are +the fields prefixed with ``common_``. The other fields vary between events and correspond to the fields defined in the TRACE_EVENT definition for that event. @@ -190,7 +190,7 @@ And for string fields they are: ==, !=, ~ -The glob (~) accepts a wild card character (*,?) and character classes +The glob (~) accepts a wild card character (\*,?) and character classes ([). For example:: prev_comm ~ "*sh" diff --git a/Documentation/trace/ftrace.rst b/Documentation/trace/ftrace.rst index 636aa9bf5674..0bc33ad4a3f9 100644 --- a/Documentation/trace/ftrace.rst +++ b/Documentation/trace/ftrace.rst @@ -2615,13 +2615,13 @@ To see which functions are being traced, you can cat the file: Perhaps this is not enough. The filters also allow glob(7) matching. - <match>* + ``<match>*`` will match functions that begin with <match> - *<match> + ``*<match>`` will match functions that end with <match> - *<match>* + ``*<match>*`` will match functions that have <match> in it - <match1>*<match2> + ``<match1>*<match2>`` will match functions that begin with <match1> and end with <match2> .. note:: |