From: Jiri Olsa <[email protected]> Set read_format for what we expect to get from read event generated by perf_event_attr::inherit_stat.
Signed-off-by: Jiri Olsa <[email protected]> Cc: Alexander Shishkin <[email protected]> Cc: Andi Kleen <[email protected]> Cc: David Ahern <[email protected]> Cc: Mark Rutland <[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/evsel.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c index a5888c704e01..d9bd632ed7db 100644 --- a/tools/perf/util/evsel.c +++ b/tools/perf/util/evsel.c @@ -902,8 +902,13 @@ void perf_evsel__config(struct perf_evsel *evsel, struct record_opts *opts, if (opts->no_samples) attr->sample_freq = 0; - if (opts->inherit_stat) + if (opts->inherit_stat) { + evsel->attr.read_format |= + PERF_FORMAT_TOTAL_TIME_ENABLED | + PERF_FORMAT_TOTAL_TIME_RUNNING | + PERF_FORMAT_ID; attr->inherit_stat = 1; + } if (opts->sample_address) { perf_evsel__set_sample_bit(evsel, ADDR); -- 2.13.5
