[tip:perf/core] perf record: Set read_format for inherit_stat

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Commit-ID:  a17f06978769735ab5c7598c46881fa201e9b1a2
Gitweb:     http://git.kernel.org/tip/a17f06978769735ab5c7598c46881fa201e9b1a2
Author:     Jiri Olsa <jolsa@xxxxxxxxxx>
AuthorDate: Thu, 24 Aug 2017 18:27:31 +0200
Committer:  Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Mon, 28 Aug 2017 11:05:10 -0300

perf record: Set read_format for inherit_stat

Set read_format for what we expect to get from read event generated by
perf_event_attr::inherit_stat.

Signed-off-by: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Alexander Shishkin <alexander.shishkin@xxxxxxxxxxxxxxx>
Cc: Andi Kleen <andi@xxxxxxxxxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Mark Rutland <mark.rutland@xxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
Link: http://lkml.kernel.org/r/20170824162737.7813-5-jolsa@xxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
 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 a5888c7..d9bd632 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);
--
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