From: Ian Rogers <irogers@google.com>
To: Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Jiri Olsa <jolsa@kernel.org>, Namhyung Kim <namhyung@kernel.org>,
Riccardo Mancini <rickyman7@gmail.com>,
Sohaib Mohamed <sohaib.amhmd@gmail.com>,
Carsten Haitzler <carsten.haitzler@arm.com>,
Marco Elver <elver@google.com>,
John Garry <john.garry@huawei.com>,
Michael Petlan <mpetlan@redhat.com>,
linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org
Cc: Stephane Eranian <eranian@google.com>, Ian Rogers <irogers@google.com>
Subject: [PATCH v2 3/8] perf test: Use skip in openat syscall
Date: Tue, 17 May 2022 21:20:22 -0700 [thread overview]
Message-ID: <20220518042027.836799-4-irogers@google.com> (raw)
In-Reply-To: <20220518042027.836799-1-irogers@google.com>
Failures to open the tracepoint cause this test to fail, however,
typically such failures are permission related. Lower the failure to
just skipping the test in those cases and add a skip reason.
Signed-off-by: Ian Rogers <irogers@google.com>
---
tools/perf/tests/openat-syscall-all-cpus.c | 23 +++++++++++++++++-----
tools/perf/tests/openat-syscall.c | 20 +++++++++++++++----
2 files changed, 34 insertions(+), 9 deletions(-)
diff --git a/tools/perf/tests/openat-syscall-all-cpus.c b/tools/perf/tests/openat-syscall-all-cpus.c
index 1ab362323d25..90828ae03ef5 100644
--- a/tools/perf/tests/openat-syscall-all-cpus.c
+++ b/tools/perf/tests/openat-syscall-all-cpus.c
@@ -22,7 +22,7 @@
static int test__openat_syscall_event_on_all_cpus(struct test_suite *test __maybe_unused,
int subtest __maybe_unused)
{
- int err = -1, fd, idx;
+ int err = TEST_FAIL, fd, idx;
struct perf_cpu cpu;
struct perf_cpu_map *cpus;
struct evsel *evsel;
@@ -49,6 +49,7 @@ static int test__openat_syscall_event_on_all_cpus(struct test_suite *test __mayb
if (IS_ERR(evsel)) {
tracing_path__strerror_open_tp(errno, errbuf, sizeof(errbuf), "syscalls", "sys_enter_openat");
pr_debug("%s\n", errbuf);
+ err = TEST_SKIP;
goto out_cpu_map_delete;
}
@@ -56,6 +57,7 @@ static int test__openat_syscall_event_on_all_cpus(struct test_suite *test __mayb
pr_debug("failed to open counter: %s, "
"tweak /proc/sys/kernel/perf_event_paranoid?\n",
str_error_r(errno, sbuf, sizeof(sbuf)));
+ err = TEST_SKIP;
goto out_evsel_delete;
}
@@ -88,7 +90,7 @@ static int test__openat_syscall_event_on_all_cpus(struct test_suite *test __mayb
evsel->core.cpus = perf_cpu_map__get(cpus);
- err = 0;
+ err = TEST_OK;
perf_cpu_map__for_each_cpu(cpu, idx, cpus) {
unsigned int expected;
@@ -98,7 +100,7 @@ static int test__openat_syscall_event_on_all_cpus(struct test_suite *test __mayb
if (evsel__read_on_cpu(evsel, idx, 0) < 0) {
pr_debug("evsel__read_on_cpu\n");
- err = -1;
+ err = TEST_FAIL;
break;
}
@@ -106,7 +108,7 @@ static int test__openat_syscall_event_on_all_cpus(struct test_suite *test __mayb
if (perf_counts(evsel->counts, idx, 0)->val != expected) {
pr_debug("evsel__read_on_cpu: expected to intercept %d calls on cpu %d, got %" PRIu64 "\n",
expected, cpu.cpu, perf_counts(evsel->counts, idx, 0)->val);
- err = -1;
+ err = TEST_FAIL;
}
}
@@ -122,4 +124,15 @@ static int test__openat_syscall_event_on_all_cpus(struct test_suite *test __mayb
return err;
}
-DEFINE_SUITE("Detect openat syscall event on all cpus", openat_syscall_event_on_all_cpus);
+
+static struct test_case tests__openat_syscall_event_on_all_cpus[] = {
+ TEST_CASE_REASON("Detect openat syscall event on all cpus",
+ openat_syscall_event_on_all_cpus,
+ "permissions"),
+ { .name = NULL, }
+};
+
+struct test_suite suite__openat_syscall_event_on_all_cpus = {
+ .desc = "Detect openat syscall event on all cpus",
+ .test_cases = tests__openat_syscall_event_on_all_cpus,
+};
diff --git a/tools/perf/tests/openat-syscall.c b/tools/perf/tests/openat-syscall.c
index 7f4c13c4b14d..7e05b8b5cc95 100644
--- a/tools/perf/tests/openat-syscall.c
+++ b/tools/perf/tests/openat-syscall.c
@@ -16,7 +16,7 @@
static int test__openat_syscall_event(struct test_suite *test __maybe_unused,
int subtest __maybe_unused)
{
- int err = -1, fd;
+ int err = TEST_FAIL, fd;
struct evsel *evsel;
unsigned int nr_openat_calls = 111, i;
struct perf_thread_map *threads = thread_map__new(-1, getpid(), UINT_MAX);
@@ -25,13 +25,14 @@ static int test__openat_syscall_event(struct test_suite *test __maybe_unused,
if (threads == NULL) {
pr_debug("thread_map__new\n");
- return -1;
+ return TEST_FAIL;
}
evsel = evsel__newtp("syscalls", "sys_enter_openat");
if (IS_ERR(evsel)) {
tracing_path__strerror_open_tp(errno, errbuf, sizeof(errbuf), "syscalls", "sys_enter_openat");
pr_debug("%s\n", errbuf);
+ err = TEST_SKIP;
goto out_thread_map_delete;
}
@@ -39,6 +40,7 @@ static int test__openat_syscall_event(struct test_suite *test __maybe_unused,
pr_debug("failed to open counter: %s, "
"tweak /proc/sys/kernel/perf_event_paranoid?\n",
str_error_r(errno, sbuf, sizeof(sbuf)));
+ err = TEST_SKIP;
goto out_evsel_delete;
}
@@ -58,7 +60,7 @@ static int test__openat_syscall_event(struct test_suite *test __maybe_unused,
goto out_close_fd;
}
- err = 0;
+ err = TEST_OK;
out_close_fd:
perf_evsel__close_fd(&evsel->core);
out_evsel_delete:
@@ -68,4 +70,14 @@ static int test__openat_syscall_event(struct test_suite *test __maybe_unused,
return err;
}
-DEFINE_SUITE("Detect openat syscall event", openat_syscall_event);
+static struct test_case tests__openat_syscall_event[] = {
+ TEST_CASE_REASON("Detect openat syscall event",
+ openat_syscall_event,
+ "permissions"),
+ { .name = NULL, }
+};
+
+struct test_suite suite__openat_syscall_event = {
+ .desc = "Detect openat syscall event",
+ .test_cases = tests__openat_syscall_event,
+};
--
2.36.0.550.gb090851708-goog
next prev parent reply other threads:[~2022-05-18 4:20 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-05-18 4:20 [PATCH v2 0/8] Make more tests skip rather than fail Ian Rogers
2022-05-18 4:20 ` [PATCH v2 1/8] perf test: Skip reason for suites with 1 test Ian Rogers
2022-05-18 4:20 ` [PATCH v2 2/8] perf test: Use skip in vmlinux kallsyms Ian Rogers
2022-05-18 4:20 ` Ian Rogers [this message]
2022-05-18 4:20 ` [PATCH v2 4/8] perf test: Basic mmap use skip Ian Rogers
2022-05-18 4:20 ` [PATCH v2 5/8] perf test: Parse events tidy terms_test Ian Rogers
2022-05-18 4:20 ` [PATCH v2 6/8] perf test: Parse events tidy evlist_test Ian Rogers
2022-05-18 4:20 ` [PATCH v2 7/8] perf test: Parse events break apart tests Ian Rogers
2022-05-18 4:20 ` [PATCH v2 8/8] perf test: Use skip in PERF_RECORD_* Ian Rogers
2022-05-23 13:05 ` [PATCH v2 0/8] Make more tests skip rather than fail Arnaldo Carvalho de Melo
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