From: Jiri Olsa <[email protected]> To get struct event_format object from tracepoint ID. It will be used in following patches.
Signed-off-by: Jiri Olsa <[email protected]> Cc: David Ahern <[email protected]> Cc: Namhyung Kim <[email protected]> Cc: Peter Zijlstra <[email protected]> Link: http://lkml.kernel.org/r/[email protected] Signed-off-by: Arnaldo Carvalho de Melo <[email protected]> --- tools/perf/util/trace-event.c | 8 ++++++++ tools/perf/util/trace-event.h | 2 ++ 2 files changed, 10 insertions(+) diff --git a/tools/perf/util/trace-event.c b/tools/perf/util/trace-event.c index 8ae051e0ec79..c330780674fc 100644 --- a/tools/perf/util/trace-event.c +++ b/tools/perf/util/trace-event.c @@ -105,3 +105,11 @@ trace_event__tp_format(const char *sys, const char *name) return tp_format(sys, name); } + +struct event_format *trace_event__tp_format_id(int id) +{ + if (!tevent_initialized && trace_event__init2()) + return ERR_PTR(-ENOMEM); + + return pevent_find_event(tevent.pevent, id); +} diff --git a/tools/perf/util/trace-event.h b/tools/perf/util/trace-event.h index bce5b1dac268..b0af9c81bb0d 100644 --- a/tools/perf/util/trace-event.h +++ b/tools/perf/util/trace-event.h @@ -23,6 +23,8 @@ int trace_event__register_resolver(struct machine *machine, struct event_format* trace_event__tp_format(const char *sys, const char *name); +struct event_format *trace_event__tp_format_id(int id); + int bigendian(void); void event_format__fprintf(struct event_format *event, -- 2.7.4
