linux-kernel - [PATCH 2/2] selftests: harness: rename __constructor

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Date: Fri, 17 May 2024 20:45:06 +0900
From: Masahiro Yamada <masahiroy@...nel.org>
To: Kees Cook <keescook@...omium.org>,
	Andy Lutomirski <luto@...capital.net>,
	Will Drewry <wad@...omium.org>,
	linux-kselftest@...r.kernel.org
Cc: linux-kernel@...r.kernel.org,
	Masahiro Yamada <masahiroy@...nel.org>,
	Shuah Khan <shuah@...nel.org>
Subject: [PATCH 2/2] selftests: harness: rename __constructor_order for clarification

Now, __constructor_order is boolean; 1 for forward-order systems,
0 for reverse-order systems while parsing __LIST_APPEND().

Change it into a bool variable, and rename it for clarification.

Signed-off-by: Masahiro Yamada <masahiroy@...nel.org>
---

 tools/testing/selftests/kselftest_harness.h | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/tools/testing/selftests/kselftest_harness.h b/tools/testing/selftests/kselftest_harness.h
index 60c1cf5b0f0d..55f96037582b 100644
--- a/tools/testing/selftests/kselftest_harness.h
+++ b/tools/testing/selftests/kselftest_harness.h
@@ -774,7 +774,7 @@
 		item->prev = item; \
 		return;	\
 	} \
-	if (__constructor_order == _CONSTRUCTOR_ORDER_FORWARD) { \
+	if (__constructor_order_forward) { \
 		item->next = NULL; \
 		item->prev = head->prev; \
 		item->prev->next = item; \
@@ -837,9 +837,7 @@ struct __test_xfail {
 	}
 
 static struct __fixture_metadata *__fixture_list = &_fixture_global;
-static int __constructor_order;
-
-#define _CONSTRUCTOR_ORDER_FORWARD   1
+static bool __constructor_order_forward;
 
 static inline void __register_fixture(struct __fixture_metadata *f)
 {
@@ -891,7 +889,7 @@ static inline bool __test_passed(struct __test_metadata *metadata)
  * list so tests are run in source declaration order.
  * https://gcc.gnu.org/onlinedocs/gccint/Initialization.html
  * However, it seems not all toolchains do this correctly, so use
- * __constructor_order to detect which direction is called first
+ * __constructor_order_foward to detect which direction is called first
  * and adjust list building logic to get things running in the right
  * direction.
  */
@@ -1265,7 +1263,7 @@ static int test_harness_run(int argc, char **argv)
 
 static void __attribute__((constructor)) __constructor_order_first(void)
 {
-	__constructor_order = _CONSTRUCTOR_ORDER_FORWARD;
+	__constructor_order_forward = true;
 }
 
 #endif  /* __KSELFTEST_HARNESS_H */
-- 
2.40.1