linux-kernel - [PATCH v1 2/2] selftests/mm: fix coccinelle WARNING recommending the use of ARRAY

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Message-ID: <20241101111523.1293193-4-mtodorovac69@gmail.com>
Date: Fri,  1 Nov 2024 12:15:25 +0100
From: Mirsad Todorovac <mtodorovac69@...il.com>
To: Andrew Morton <akpm@...ux-foundation.org>,
	Suren Baghdasaryan <surenb@...gle.com>,
	Mirsad Todorovac <mtodorovac69@...il.com>,
	linux-mm@...ck.org,
	linux-kselftest@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc: Shuah Khan <shuah@...nel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	Borislav Petkov <bp@...en8.de>,
	Dave Hansen <dave.hansen@...ux.intel.com>,
	x86@...nel.org,
	"H. Peter Anvin" <hpa@...or.com>,
	Peter Xu <peterx@...hat.com>
Subject: [PATCH v1 2/2] selftests/mm: fix coccinelle WARNING recommending the use of ARRAY_SIZE()

Coccinelle gives WARNING recommending the use of ARRAY_SIZE() macro definition
to improve the code readability:

./tools/testing/selftests/mm/uffd-unit-tests.c:1484:32-33: WARNING: Use ARRAY_SIZE
./tools/testing/selftests/mm/uffd-unit-tests.c:1485:30-31: WARNING: Use ARRAY_SIZE

Fixes: 16a45b57cbf2 ("selftests/mm: add framework for uffd-unit-test")
Cc: Andrew Morton <akpm@...ux-foundation.org>
Cc: Shuah Khan <shuah@...nel.org>
Cc: Peter Xu <peterx@...hat.com>
Cc: linux-mm@...ck.org
Cc: linux-kselftest@...r.kernel.org
Cc: linux-kernel@...r.kernel.org
Signed-off-by: Mirsad Todorovac <mtodorovac69@...il.com>
---
 v1: initial version.

 tools/testing/selftests/mm/uffd-unit-tests.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tools/testing/selftests/mm/uffd-unit-tests.c b/tools/testing/selftests/mm/uffd-unit-tests.c
index a2e71b1636e7..4f6a7440a9aa 100644
--- a/tools/testing/selftests/mm/uffd-unit-tests.c
+++ b/tools/testing/selftests/mm/uffd-unit-tests.c
@@ -1481,8 +1481,8 @@ static void usage(const char *prog)
 
 int main(int argc, char *argv[])
 {
-	int n_tests = sizeof(uffd_tests) / sizeof(uffd_test_case_t);
-	int n_mems = sizeof(mem_types) / sizeof(mem_type_t);
+	int n_tests = ARRAY_SIZE(uffd_tests);
+	int n_mems = ARRAY_SIZE(mem_types);
 	const char *test_filter = NULL;
 	bool list_only = false;
 	uffd_test_case_t *test;
-- 
2.43.0