Commit 67ee5261 authored by Thomas Weißschuh's avatar Thomas Weißschuh Committed by Thomas Weißschuh
Browse files

selftests: harness: Remove dependency on libatomic 



__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: default avatarThomas Weißschuh <thomas.weissschuh@linutronix.de>
Reviewed-by: default avatarMuhammad Usama Anjum <usama.anjum@collabora.com>
Acked-by: default avatarShuah Khan <skhan@linuxfoundation.org>
Link: https://lore.kernel.org/r/20250505-nolibc-kselftest-harness-v4-6-ee4dd5257135@linutronix.de


Signed-off-by: default avatarThomas Weißschuh <linux@weissschuh.net>
parent 5cccec72

tools/testing/selftests/kselftest_harness.h

+2 −2
Original line number Diff line number Diff line
@@ -439,12 +439,12 @@ 
		} \

		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) \