[PATCH v2 4/4] perf test: Skip not fail syscall tp fields test when insufficient permissions

From: Ian Rogers
Date: Tue Oct 01 2024 - 01:24:39 EST


Clean up return value to be TEST_* rather than unspecific integer. Add
test case skip reason. Skip test if EACCES comes back from
evsel__newtp.

Signed-off-by: Ian Rogers <irogers@xxxxxxxxxx>
---
tools/perf/tests/openat-syscall-tp-fields.c | 19 +++++++++++++++----
1 file changed, 15 insertions(+), 4 deletions(-)

diff --git a/tools/perf/tests/openat-syscall-tp-fields.c b/tools/perf/tests/openat-syscall-tp-fields.c
index 888df8eca981..3943da441979 100644
--- a/tools/perf/tests/openat-syscall-tp-fields.c
+++ b/tools/perf/tests/openat-syscall-tp-fields.c
@@ -40,7 +40,7 @@ static int test__syscall_openat_tp_fields(struct test_suite *test __maybe_unused
int flags = O_RDONLY | O_DIRECTORY;
struct evlist *evlist = evlist__new();
struct evsel *evsel;
- int err = -1, i, nr_events = 0, nr_polls = 0;
+ int ret = TEST_FAIL, err, i, nr_events = 0, nr_polls = 0;
char sbuf[STRERR_BUFSIZE];

if (evlist == NULL) {
@@ -51,6 +51,7 @@ static int test__syscall_openat_tp_fields(struct test_suite *test __maybe_unused
evsel = evsel__newtp("syscalls", "sys_enter_openat");
if (IS_ERR(evsel)) {
pr_debug("%s: evsel__newtp\n", __func__);
+ ret = PTR_ERR(evsel) == -EACCES ? TEST_SKIP : TEST_FAIL;
goto out_delete_evlist;
}

@@ -138,11 +139,21 @@ static int test__syscall_openat_tp_fields(struct test_suite *test __maybe_unused
}
}
out_ok:
- err = 0;
+ ret = TEST_OK;
out_delete_evlist:
evlist__delete(evlist);
out:
- return err;
+ return ret;
}

-DEFINE_SUITE("syscalls:sys_enter_openat event fields", syscall_openat_tp_fields);
+static struct test_case tests__syscall_openat_tp_fields[] = {
+ TEST_CASE_REASON("syscalls:sys_enter_openat event fields",
+ syscall_openat_tp_fields,
+ "permissions"),
+ { .name = NULL, }
+};
+
+struct test_suite suite__syscall_openat_tp_fields = {
+ .desc = "syscalls:sys_enter_openat event fields",
+ .test_cases = tests__syscall_openat_tp_fields,
+};
--
2.46.1.824.gd892dcdcdd-goog