perf test: Add skip reason to test case.

This doesn't exist in kunit, but will ease the transition from perf
tests.

Signed-off-by: Ian Rogers <[email protected]>
Tested-by: Sohaib Mohamed <[email protected]>
Acked-by: Jiri Olsa <[email protected]>
Cc: Alexander Shishkin <[email protected]>
Cc: Brendan Higgins <[email protected]>
Cc: Daniel Latypov <[email protected]>
Cc: David Gow <[email protected]>
Cc: Ingo Molnar <[email protected]>
Cc: Jin Yao <[email protected]>
Cc: John Garry <[email protected]>
Cc: Mark Rutland <[email protected]>
Cc: Namhyung Kim <[email protected]>
Cc: Paul Clarke <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Stephane Eranian <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>

2 files changed, 13 insertions, 1 deletions

diff --git a/tools/perf/tests/builtin-test.c b/tools/perf/tests/builtin-test.c
index a6d84feba483..db76d7d10749 100644
--- a/tools/perf/tests/builtin-test.c
+++ b/tools/perf/tests/builtin-test.c
@@ -142,6 +142,9 @@ static const char *skip_reason(const struct test_suite *t, int subtest)
 	if (t->subtest.skip_reason)
 		return t->subtest.skip_reason(subtest);
 
+	if (t->test_cases && subtest >= 0)
+		return t->test_cases[subtest].skip_reason;
+
 	return NULL;
 }
 
diff --git a/tools/perf/tests/tests.h b/tools/perf/tests/tests.h
index 71b8d2c88e5c..f87129b63d92 100644
--- a/tools/perf/tests/tests.h
+++ b/tools/perf/tests/tests.h
@@ -34,6 +34,7 @@ typedef int (*test_fnptr)(struct test_suite *, int);
 struct test_case {
 	const char *name;
 	const char *desc;
+	const char *skip_reason;
 	test_fnptr run_case;
 };
 
@@ -61,7 +62,15 @@ struct test_suite {
 		.run_case = test__##_name,		\
 	}
 
-#define DEFINE_SUITE(description, _name)			\
+#define TEST_CASE_REASON(description, _name, _reason)	\
+	{						\
+		.name = #_name,				\
+		.desc = description,			\
+		.run_case = test__##_name,		\
+		.skip_reason = _reason,			\
+	}
+
+#define DEFINE_SUITE(description, _name)		\
 	struct test_case tests__##_name[] = {           \
 		TEST_CASE(description, _name),		\
 		{	.name = NULL, }			\