From 71fe1052af98fc5b615c067425aeb6fe39a0368c Mon Sep 17 00:00:00 2001 From: Jiri Olsa Date: Sun, 10 Jul 2016 13:07:54 +0200 Subject: perf tools: Introduce trace_event__tp_format_id() To get struct event_format object from tracepoint ID. It will be used in following patches. Signed-off-by: Jiri Olsa Cc: David Ahern Cc: Namhyung Kim Cc: Peter Zijlstra Link: http://lkml.kernel.org/r/1468148882-10362-3-git-send-email-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/util/trace-event.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'tools/perf/util/trace-event.c') 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); +} -- cgit v1.2.3-70-g09d2