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authorThomas Weißschuh <thomas.weissschuh@linutronix.de>2025-05-05 17:15:28 +0200
committerThomas Weißschuh <linux@weissschuh.net>2025-05-21 15:32:35 +0200
commit5f036a2a8e0985e52f7cf63a06f51911b5e8cae2 (patch)
tree6efcbd1e366d70c4bab9ae706973872f3298974d
parent906dbc17d61c3877b93407dafdff443fc6e21d7f (diff)
selftests: harness: Add teardown callback to test metadata
To get rid of setjmp()/longjmp(), the teardown logic needs to be usable from __bail(). Introduce a new callback for it. Signed-off-by: Thomas Weißschuh <thomas.weissschuh@linutronix.de> Acked-by: Shuah Khan <skhan@linuxfoundation.org> Link: https://lore.kernel.org/r/20250505-nolibc-kselftest-harness-v4-10-ee4dd5257135@linutronix.de Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
-rw-r--r--tools/testing/selftests/kselftest_harness.h19
1 files changed, 13 insertions, 6 deletions
diff --git a/tools/testing/selftests/kselftest_harness.h b/tools/testing/selftests/kselftest_harness.h
index 895821af3e5c..acb476093b74 100644
--- a/tools/testing/selftests/kselftest_harness.h
+++ b/tools/testing/selftests/kselftest_harness.h
@@ -439,14 +439,10 @@
} \
} \
if (child == 0) { \
- if (!fixture_name##_teardown_parent && \
- !__atomic_test_and_set(_metadata->no_teardown, __ATOMIC_RELAXED)) \
- fixture_name##_teardown(_metadata, self, variant->data); \
+ _metadata->teardown_fn(false, _metadata, self, variant->data); \
_exit(0); \
} \
- if (fixture_name##_teardown_parent && \
- !__atomic_test_and_set(_metadata->no_teardown, __ATOMIC_RELAXED)) \
- fixture_name##_teardown(_metadata, self, variant->data); \
+ _metadata->teardown_fn(true, _metadata, self, variant->data); \
munmap(_metadata->no_teardown, sizeof(*_metadata->no_teardown)); \
_metadata->no_teardown = NULL; \
if (self && fixture_name##_teardown_parent) \
@@ -460,6 +456,14 @@
} \
__test_check_assert(_metadata); \
} \
+ static void wrapper_##fixture_name##_##test_name##_teardown( \
+ bool in_parent, struct __test_metadata *_metadata, \
+ void *self, const void *variant) \
+ { \
+ if (fixture_name##_teardown_parent == in_parent && \
+ !__atomic_test_and_set(_metadata->no_teardown, __ATOMIC_RELAXED)) \
+ fixture_name##_teardown(_metadata, self, variant); \
+ } \
static struct __test_metadata *_##fixture_name##_##test_name##_object; \
static void __attribute__((constructor)) \
_register_##fixture_name##_##test_name(void) \
@@ -469,6 +473,7 @@
object->name = #test_name; \
object->fn = &wrapper_##fixture_name##_##test_name; \
object->fixture = &_##fixture_name##_fixture_object; \
+ object->teardown_fn = &wrapper_##fixture_name##_##test_name##_teardown; \
object->termsig = signal; \
object->timeout = tmout; \
_##fixture_name##_##test_name##_object = object; \
@@ -912,6 +917,8 @@ struct __test_metadata {
struct __fixture_variant_metadata *);
pid_t pid; /* pid of test when being run */
struct __fixture_metadata *fixture;
+ void (*teardown_fn)(bool in_parent, struct __test_metadata *_metadata,
+ void *self, const void *variant);
int termsig;
int exit_code;
int trigger; /* extra handler after the evaluation */