Commit 492d9774 authored Apr 22, 2015 by Jiri Olsa Committed by Arnaldo Carvalho de Melo Apr 29, 2015

perf tools: Add tracepoint support for parse_events_error



Allowing tracepoint events processing to report back error.

  $ perf record -e 'sched:krava' ls
  event syntax error: 'sched:krava'
                       \___ unknown tracepoint
  ...

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1429729824-13932-9-git-send-email-jolsa@kernel.org


Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

parent 3b0e371c

tools/perf/util/parse-events.y

+7 −1

Original line number	Diff line number	Diff line
		@@ -388,7 +388,13 @@ PE_NAME ':' PE_NAME
		struct list_head *list;

		ALLOC_LIST(list);
		ABORT_ON(parse_events_add_tracepoint(list, &data->idx, $1, $3));
		if (parse_events_add_tracepoint(list, &data->idx, $1, $3)) {
		struct parse_events_error *error = data->error;

		error->idx = @1.first_column;
		error->str = strdup("unknown tracepoint");
		return -1;
		}
		$$ = list;
		}