lkml.org 
[lkml]   [2017]   [Aug]   [29]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
Subject[tip:perf/core] perf record: Set read_format for inherit_stat
Commit-ID:  a17f06978769735ab5c7598c46881fa201e9b1a2
Gitweb: http://git.kernel.org/tip/a17f06978769735ab5c7598c46881fa201e9b1a2
Author: Jiri Olsa <jolsa@kernel.org>
AuthorDate: Thu, 24 Aug 2017 18:27:31 +0200
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
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@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/20170824162737.7813-5-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
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);
\
 
 \ /
  Last update: 2017-08-29 23:23    [W:0.138 / U:6.180 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site