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| author |   Jiri Olsa <jolsa@kernel.org> | 2017-07-26 14:02:05 +0200 |
|---|---|---|
| committer |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2017-07-26 14:21:59 -0300 |
| commit | f7794d525447f1e4e4b2228dd29dba084005e6bf (patch) | |
| tree | 30ebccbdc677b6f20c29e94fe169fe6ef72dff4c /tools/perf/util/stat.c | |
| parent | perf tools: Add perf_evsel__read_size function (diff) | |
| download | linux-dev-f7794d525447f1e4e4b2228dd29dba084005e6bf.tar.xz linux-dev-f7794d525447f1e4e4b2228dd29dba084005e6bf.zip | |
perf evsel: Add read_counter()
Add perf_evsel__read_counter() to read single or group counter. After
calling this function the counter's evsel::counts struct is filled with
values for the counter and member of its group if there are any.
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: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/20170726120206.9099-3-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/stat.c')
| -rw-r--r-- | tools/perf/util/stat.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/tools/perf/util/stat.c b/tools/perf/util/stat.c index 53b9a994a3dc..35e9848734d6 100644 --- a/tools/perf/util/stat.c +++ b/tools/perf/util/stat.c @@ -128,6 +128,10 @@ static int perf_evsel__alloc_stat_priv(struct perf_evsel *evsel) static void perf_evsel__free_stat_priv(struct perf_evsel *evsel) { + struct perf_stat_evsel *ps = evsel->priv; + + if (ps) + free(ps->group_data); zfree(&evsel->priv); } |