__sync_bool_compare_and_swap() is deprecated and requires libatomic on GCC. Compiler toolchains don't necessarily have libatomic available, so avoid this requirement by using atomics that don't need libatomic.
Signed-off-by: Thomas Weißschuh thomas.weissschuh@linutronix.de --- tools/testing/selftests/kselftest_harness.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/tools/testing/selftests/kselftest_harness.h b/tools/testing/selftests/kselftest_harness.h index 6659c10f4d8fc7c750bc5e8a36ebcbcacda5de60..bf5ffc594a4a864d2e8bb6f47c29fa56d58919d9 100644 --- a/tools/testing/selftests/kselftest_harness.h +++ b/tools/testing/selftests/kselftest_harness.h @@ -443,12 +443,12 @@ } \ if (child == 0) { \ if (_metadata->setup_completed && !fixture_name##_teardown_parent && \ - __sync_bool_compare_and_swap(teardown, false, true)) \ + !__atomic_test_and_set(teardown, __ATOMIC_RELAXED)) \ fixture_name##_teardown(_metadata, self, variant->data); \ _exit(0); \ } \ if (_metadata->setup_completed && fixture_name##_teardown_parent && \ - __sync_bool_compare_and_swap(teardown, false, true)) \ + !__atomic_test_and_set(teardown, __ATOMIC_RELAXED)) \ fixture_name##_teardown(_metadata, self, variant->data); \ munmap(teardown, sizeof(*teardown)); \ if (self && fixture_name##_teardown_parent) \