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Message-Id: <20211013174604.747276-12-irogers@google.com>
Date: Wed, 13 Oct 2021 10:45:53 -0700
From: Ian Rogers <irogers@...gle.com>
To: Peter Zijlstra <peterz@...radead.org>,
Ingo Molnar <mingo@...hat.com>,
Arnaldo Carvalho de Melo <acme@...nel.org>,
Mark Rutland <mark.rutland@....com>,
Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
Jiri Olsa <jolsa@...hat.com>,
Namhyung Kim <namhyung@...nel.org>,
Jin Yao <yao.jin@...ux.intel.com>,
John Garry <john.garry@...wei.com>,
"Paul A . Clarke" <pc@...ibm.com>,
linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org,
Brendan Higgins <brendanhiggins@...gle.com>,
Daniel Latypov <dlatypov@...gle.com>,
David Gow <davidgow@...gle.com>
Cc: eranian@...gle.com, Ian Rogers <irogers@...gle.com>
Subject: [PATCH v2 11/22] perf test: Convert watch point tests to test cases.
Use null terminated array of test cases rather than the previous sub
test functions.
Signed-off-by: Ian Rogers <irogers@...gle.com>
---
tools/perf/tests/wp.c | 128 ++++++++++--------------------------------
1 file changed, 30 insertions(+), 98 deletions(-)
diff --git a/tools/perf/tests/wp.c b/tools/perf/tests/wp.c
index 904bdf2dcf81..2c0513257b15 100644
--- a/tools/perf/tests/wp.c
+++ b/tools/perf/tests/wp.c
@@ -62,8 +62,12 @@ static int __event(int wp_type, void *wp_addr, unsigned long wp_len)
return fd;
}
-static int wp_ro_test(void)
+static int test__wp_ro(struct test_suite *test __maybe_unused,
+ int subtest __maybe_unused)
{
+#if defined(__s390x__) || defined(__x86_64__) || defined(__i386__)
+ return TEST_SKIP;
+#else
int fd;
unsigned long tmp, tmp1 = rand();
@@ -79,10 +83,15 @@ static int wp_ro_test(void)
close(fd);
return 0;
+#endif
}
-static int wp_wo_test(void)
+static int test__wp_wo(struct test_suite *test __maybe_unused,
+ int subtest __maybe_unused)
{
+#if defined(__s390x__)
+ return TEST_SKIP;
+#else
int fd;
unsigned long tmp, tmp1 = rand();
@@ -98,10 +107,15 @@ static int wp_wo_test(void)
close(fd);
return 0;
+#endif
}
-static int wp_rw_test(void)
+static int test__wp_rw(struct test_suite *test __maybe_unused,
+ int subtest __maybe_unused)
{
+#if defined(__s390x__)
+ return TEST_SKIP;
+#else
int fd;
unsigned long tmp, tmp1 = rand();
@@ -118,10 +132,15 @@ static int wp_rw_test(void)
close(fd);
return 0;
+#endif
}
-static int wp_modify_test(void)
+static int test__wp_modify(struct test_suite *test __maybe_unused,
+ int subtest __maybe_unused)
{
+#if defined(__s390x__)
+ return TEST_SKIP;
+#else
int fd, ret;
unsigned long tmp = rand();
struct perf_event_attr new_attr;
@@ -163,105 +182,18 @@ static int wp_modify_test(void)
close(fd);
return 0;
-}
-
-static bool wp_ro_supported(void)
-{
-#if defined (__x86_64__) || defined (__i386__)
- return false;
-#else
- return true;
-#endif
-}
-
-static const char *wp_ro_skip_msg(void)
-{
-#if defined (__x86_64__) || defined (__i386__)
- return "missing hardware support";
-#else
- return NULL;
#endif
}
-static struct {
- const char *desc;
- int (*target_func)(void);
- bool (*is_supported)(void);
- const char *(*skip_msg)(void);
-} wp_testcase_table[] = {
- {
- .desc = "Read Only Watchpoint",
- .target_func = &wp_ro_test,
- .is_supported = &wp_ro_supported,
- .skip_msg = &wp_ro_skip_msg,
- },
- {
- .desc = "Write Only Watchpoint",
- .target_func = &wp_wo_test,
- },
- {
- .desc = "Read / Write Watchpoint",
- .target_func = &wp_rw_test,
- },
- {
- .desc = "Modify Watchpoint",
- .target_func = &wp_modify_test,
- },
+static struct test_case wp_tests[] = {
+ TEST_CASE_REASON("Read Only Watchpoint", wp_ro, "missing hardware support"),
+ TEST_CASE_REASON("Write Only Watchpoint", wp_wo, "missing hardware support"),
+ TEST_CASE_REASON("Read / Write Watchpoint", wp_rw, "missing hardware support"),
+ TEST_CASE_REASON("Modify Watchpoint", wp_modify, "missing hardware support"),
+ { .name = NULL, }
};
-static int test__wp_subtest_get_nr(void)
-{
- return (int)ARRAY_SIZE(wp_testcase_table);
-}
-
-static const char *test__wp_subtest_get_desc(int i)
-{
- if (i < 0 || i >= (int)ARRAY_SIZE(wp_testcase_table))
- return NULL;
- return wp_testcase_table[i].desc;
-}
-
-static const char *test__wp_subtest_skip_reason(int i)
-{
- if (i < 0 || i >= (int)ARRAY_SIZE(wp_testcase_table))
- return NULL;
- if (!wp_testcase_table[i].skip_msg)
- return NULL;
- return wp_testcase_table[i].skip_msg();
-}
-
-static int test__wp(struct test_suite *test __maybe_unused, int i)
-{
- if (i < 0 || i >= (int)ARRAY_SIZE(wp_testcase_table))
- return TEST_FAIL;
-
- if (wp_testcase_table[i].is_supported &&
- !wp_testcase_table[i].is_supported())
- return TEST_SKIP;
-
- return !wp_testcase_table[i].target_func() ? TEST_OK : TEST_FAIL;
-}
-
-/* The s390 so far does not have support for
- * instruction breakpoint using the perf_event_open() system call.
- */
-static bool test__wp_is_supported(void)
-{
-#if defined(__s390x__)
- return false;
-#else
- return true;
-#endif
-}
-
struct test_suite suite__wp = {
.desc = "Watchpoint",
- .func = test__wp,
- .is_supported = test__wp_is_supported,
- .subtest = {
- .skip_if_fail = false,
- .get_nr = test__wp_subtest_get_nr,
- .get_desc = test__wp_subtest_get_desc,
- .skip_reason = test__wp_subtest_skip_reason,
- },
+ .test_cases = wp_tests,
};
--
2.33.0.882.g93a45727a2-goog
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