diff options
Diffstat (limited to 'Documentation/trace/boottime-trace.rst')
| -rw-r--r-- | Documentation/trace/boottime-trace.rst | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/Documentation/trace/boottime-trace.rst b/Documentation/trace/boottime-trace.rst index 651f3a2c01de..2c3c1fedb92c 100644 --- a/Documentation/trace/boottime-trace.rst +++ b/Documentation/trace/boottime-trace.rst @@ -121,9 +121,21 @@ ftrace.[instance.INSTANCE.]event.synthetic.EVENT.fields = FIELD[, FIELD2[...]] Defines new synthetic event with FIELDs. Each field should be "type varname". -Note that kprobe and synthetic event definitions can be written under -instance node, but those are also visible from other instances. So please -take care for event name conflict. +ftrace.[instance.INSTANCE.]event.eprobes.EVENT.probes = PROBE[, PROBE2[...]] + Defines new event probe based on PROBEs. This option is available only + for the event which group name is "eprobes". + +ftrace.[instance.INSTANCE.]event.fprobes.EVENT.probes = PROBE[, PROBE2[...]] + Defines new fprobe event based on PROBEs. This option is available only + for the event which group name is "fprobes". + +ftrace.[instance.INSTANCE.]event.tracepoints.EVENT.probes = PROBE[, PROBE2[...]] + Defines new tracepoint probe based on PROBEs. This option is available only + for the event which group name is "tracepoints" or "tprobes". + +Note that dynamic event definitions can be written under instance node, but +those are also visible from other instances. So please take care for event +name conflict. Ftrace Histogram Options ------------------------ |