linux-kernel - [PATCH v1 19/40] perf test x86 hybrid: Don't assume evlist order

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20230426070050.1315519-20-irogers@google.com>
Date:   Wed, 26 Apr 2023 00:00:29 -0700
From:   Ian Rogers <irogers@...gle.com>
To:     Arnaldo Carvalho de Melo <acme@...nel.org>,
        Kan Liang <kan.liang@...ux.intel.com>,
        Ahmad Yasin <ahmad.yasin@...el.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Stephane Eranian <eranian@...gle.com>,
        Andi Kleen <ak@...ux.intel.com>,
        Perry Taylor <perry.taylor@...el.com>,
        Samantha Alt <samantha.alt@...el.com>,
        Caleb Biggers <caleb.biggers@...el.com>,
        Weilin Wang <weilin.wang@...el.com>,
        Edward Baker <edward.baker@...el.com>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>,
        Adrian Hunter <adrian.hunter@...el.com>,
        Florian Fischer <florian.fischer@...q.space>,
        Rob Herring <robh@...nel.org>,
        Zhengjun Xing <zhengjun.xing@...ux.intel.com>,
        John Garry <john.g.garry@...cle.com>,
        Kajol Jain <kjain@...ux.ibm.com>,
        Sumanth Korikkar <sumanthk@...ux.ibm.com>,
        Thomas Richter <tmricht@...ux.ibm.com>,
        Tiezhu Yang <yangtiezhu@...ngson.cn>,
        Ravi Bangoria <ravi.bangoria@....com>,
        Leo Yan <leo.yan@...aro.org>,
        Yang Jihong <yangjihong1@...wei.com>,
        James Clark <james.clark@....com>,
        Suzuki Poulouse <suzuki.poulose@....com>,
        Kang Minchul <tegongkang@...il.com>,
        Athira Rajeev <atrajeev@...ux.vnet.ibm.com>,
        linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Ian Rogers <irogers@...gle.com>
Subject: [PATCH v1 19/40] perf test x86 hybrid: Don't assume evlist order

Switch to a loop rather than depend on evlist order for raw events
test.

Signed-off-by: Ian Rogers <irogers@...gle.com>
---
 tools/perf/arch/x86/tests/hybrid.c | 26 ++++++++++++--------------
 1 file changed, 12 insertions(+), 14 deletions(-)

diff --git a/tools/perf/arch/x86/tests/hybrid.c b/tools/perf/arch/x86/tests/hybrid.c
index 0f99cfd116ee..66486335652f 100644
--- a/tools/perf/arch/x86/tests/hybrid.c
+++ b/tools/perf/arch/x86/tests/hybrid.c
@@ -11,6 +11,11 @@ static bool test_config(const struct evsel *evsel, __u64 expected_config)
 	return (evsel->core.attr.config & PERF_HW_EVENT_MASK) == expected_config;
 }
 
+static bool test_perf_config(const struct perf_evsel *evsel, __u64 expected_config)
+{
+	return (evsel->attr.config & PERF_HW_EVENT_MASK) == expected_config;
+}
+
 static int test__hybrid_hw_event_with_pmu(struct evlist *evlist)
 {
 	struct evsel *evsel = evlist__first(evlist);
@@ -93,22 +98,15 @@ static int test__hybrid_group_modifier1(struct evlist *evlist)
 
 static int test__hybrid_raw1(struct evlist *evlist)
 {
-	struct evsel *evsel = evlist__first(evlist);
+	struct perf_evsel *evsel;
 
-	if (!perf_pmu__hybrid_mounted("cpu_atom")) {
-		TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->core.nr_entries);
-		TEST_ASSERT_VAL("wrong type", PERF_TYPE_RAW == evsel->core.attr.type);
-		TEST_ASSERT_VAL("wrong config", test_config(evsel, 0x1a));
-		return TEST_OK;
-	}
+	perf_evlist__for_each_evsel(&evlist->core, evsel) {
+		struct perf_pmu *pmu = perf_pmu__find_by_type(evsel->attr.type);
 
-	TEST_ASSERT_VAL("wrong number of entries", 2 == evlist->core.nr_entries);
-	TEST_ASSERT_VAL("wrong type", PERF_TYPE_RAW == evsel->core.attr.type);
-	TEST_ASSERT_VAL("wrong config", test_config(evsel, 0x1a));
-
-	/* The type of second event is randome value */
-	evsel = evsel__next(evsel);
-	TEST_ASSERT_VAL("wrong config", test_config(evsel, 0x1a));
+		TEST_ASSERT_VAL("missing pmu", pmu);
+		TEST_ASSERT_VAL("unexpected pmu", !strncmp(pmu->name, "cpu_", 4));
+		TEST_ASSERT_VAL("wrong config", test_perf_config(evsel, 0x1a));
+	}
 	return TEST_OK;
 }
 
-- 
2.40.1.495.gc816e09b53d-goog