From: Jiri Olsa <jolsa@kernel.org>
To: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: lkml <linux-kernel@vger.kernel.org>,
Ingo Molnar <mingo@kernel.org>,
Namhyung Kim <namhyung@kernel.org>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
Michael Petlan <mpetlan@redhat.com>,
Ian Rogers <irogers@google.com>,
Stephane Eranian <eranian@google.com>,
Andi Kleen <ak@linux.intel.com>
Subject: [PATCH 12/14] perf tools: Add test_generic_metric function
Date: Mon, 25 May 2020 00:42:17 +0200 [thread overview]
Message-ID: <20200524224219.234847-13-jolsa@kernel.org> (raw)
In-Reply-To: <20200524224219.234847-1-jolsa@kernel.org>
Adding test_generic_metric that prepares and runs given metric
over the data from psswd struct runtime_stat object.
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
---
tools/perf/util/stat-shadow.c | 14 ++++++++++++++
tools/perf/util/stat.h | 3 +++
2 files changed, 17 insertions(+)
diff --git a/tools/perf/util/stat-shadow.c b/tools/perf/util/stat-shadow.c
index 27be7ce2fff4..8fdef47005e6 100644
--- a/tools/perf/util/stat-shadow.c
+++ b/tools/perf/util/stat-shadow.c
@@ -842,6 +842,20 @@ static void generic_metric(struct perf_stat_config *config,
expr__ctx_clear(&pctx);
}
+double test_generic_metric(struct metric_expr *mexp, int cpu, struct runtime_stat *st)
+{
+ struct expr_parse_ctx pctx;
+ double ratio;
+
+ if (prepare_metric(mexp->metric_events, &pctx, cpu, st) < 0)
+ return 0.;
+
+ if (expr__parse(&ratio, &pctx, mexp->metric_expr, 1))
+ return 0.;
+
+ return ratio;
+}
+
void perf_stat__print_shadow_stats(struct perf_stat_config *config,
struct evsel *evsel,
double avg, int cpu,
diff --git a/tools/perf/util/stat.h b/tools/perf/util/stat.h
index f75ae679eb28..6911c7249199 100644
--- a/tools/perf/util/stat.h
+++ b/tools/perf/util/stat.h
@@ -230,4 +230,7 @@ perf_evlist__print_counters(struct evlist *evlist,
struct target *_target,
struct timespec *ts,
int argc, const char **argv);
+
+struct metric_expr;
+double test_generic_metric(struct metric_expr *mexp, int cpu, struct runtime_stat *st);
#endif
--
2.25.4
next prev parent reply other threads:[~2020-05-24 22:43 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-24 22:42 [RFC 00/14] perf tests: Check on subtest for user specified test Jiri Olsa
2020-05-24 22:42 ` [PATCH 01/14] " Jiri Olsa
2020-05-24 22:42 ` [PATCH 02/14] perf tools: Do not pass avg to generic_metric Jiri Olsa
2020-05-24 22:42 ` [PATCH 03/14] perf tools: Add struct parse_events_state pointer to scanner Jiri Olsa
2020-05-24 22:42 ` [PATCH 04/14] perf tools: Add fake pmu support Jiri Olsa
2020-06-01 7:22 ` Ian Rogers
2020-06-01 9:06 ` Jiri Olsa
2020-05-24 22:42 ` [PATCH 05/14] perf tools: Add parse_events_fake interface Jiri Olsa
2020-06-01 7:28 ` Ian Rogers
2020-06-01 9:08 ` Jiri Olsa
2020-06-01 15:04 ` Arnaldo Carvalho de Melo
2020-06-01 15:49 ` Jiri Olsa
2020-05-24 22:42 ` [PATCH 06/14] perf tests: Add another pmu-events tests Jiri Olsa
2020-06-01 7:44 ` Ian Rogers
2020-06-01 13:21 ` Jiri Olsa
2020-06-01 16:23 ` Ian Rogers
2020-05-24 22:42 ` [PATCH 07/14] perf tools: Factor out parse_groups function Jiri Olsa
2020-05-24 22:42 ` [PATCH 08/14] perf tools: Add metricgroup__parse_groups_test function Jiri Olsa
2020-05-24 22:42 ` [PATCH 09/14] perf tools: Add fake_pmu to parse_events function Jiri Olsa
2020-05-24 22:42 ` [PATCH 10/14] perf tools: Add map " Jiri Olsa
2020-05-24 22:42 ` [PATCH 11/14] perf tools: Factor out prepare_metric function Jiri Olsa
2020-05-24 22:42 ` Jiri Olsa [this message]
2020-05-24 22:42 ` [PATCH 13/14] perf tests: Add parse metric test for ipc metric Jiri Olsa
2020-06-01 7:55 ` Ian Rogers
2020-06-01 13:09 ` Jiri Olsa
2020-06-01 16:12 ` Ian Rogers
2020-06-01 15:08 ` Arnaldo Carvalho de Melo
2020-06-01 15:49 ` Jiri Olsa
2020-05-24 22:42 ` [PATCH 14/14] perf tests: Add parse metric test for frontend metric Jiri Olsa
2020-06-01 8:06 ` Ian Rogers
2020-06-01 15:08 ` Arnaldo Carvalho de Melo
2020-05-25 12:06 ` [RFC 00/14] perf tests: Check on subtest for user specified test Michael Petlan
2020-05-25 12:35 ` Jiri Olsa
2020-05-25 14:23 ` Arnaldo Carvalho de Melo
2020-05-26 11:15 ` Jiri Olsa
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