From: kernel test robot lkp@intel.com Date: Tue, 28 Oct 2025 09:59:29 +0800
Hi Kuniyuki,
kernel test robot noticed the following build warnings:
[auto build test WARNING on shuah-kselftest/next] [also build test WARNING on shuah-kselftest/fixes kees/for-next/seccomp linus/master v6.18-rc2 next-20251024] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Kuniyuki-Iwashima/selftests-h... base: https://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest.git next patch link: https://lore.kernel.org/r/20251017084022.3721950-1-kuniyu%40google.com patch subject: [PATCH] selftests: harness: Support KCOV. :::::: branch date: 9 days ago :::::: commit date: 9 days ago config: x86_64-allnoconfig-bpf (https://download.01.org/0day-ci/archive/20251026/202510262116.jwyrgplV-lkp@i...) compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251026/202510262116.jwyrgplV-lkp@i...)
If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot lkp@intel.com | Closes: https://lore.kernel.org/r/202510262116.jwyrgplV-lkp@intel.com/
All warnings (new ones prefixed by >>):
In file included from listmount_test.c:14: ../../kselftest_harness.h:188:25: error: initialization of 'void (*)(struct __test_metadata *, struct __fixture_variant_metadata *, char *)' from incompatible pointer type 'void (*)(struct __test_metadata *, struct __fixture_variant_metadata *)' [-Wincompatible-pointer-types] 188 | .fn = &wrapper_##test_name, \ | ^ ../../kselftest_harness.h:157:25: note: in expansion of macro '__TEST_IMPL' 157 | #define TEST(test_name) __TEST_IMPL(test_name, -1) | ^~~~~~~~~~~ listmount_test.c:23:1: note: in expansion of macro 'TEST' 23 | TEST(listmount_forward) | ^~~~
Oh sorry, I missed TEST() as af_unix didn't use it, but I should've compiled all tests.
Will squash this diff to v2.
Thanks!
---8<--- diff --git a/tools/testing/selftests/kselftest_harness.h b/tools/testing/selftests/kselftest_harness.h index cba8020853b5..5b7a01722981 100644 --- a/tools/testing/selftests/kselftest_harness.h +++ b/tools/testing/selftests/kselftest_harness.h @@ -179,9 +179,12 @@ static void test_name(struct __test_metadata *_metadata); \ static void wrapper_##test_name( \ struct __test_metadata *_metadata, \ - struct __fixture_variant_metadata __attribute__((unused)) *variant) \ + struct __fixture_variant_metadata __attribute__((unused)) *variant, \ + char *test_full_name) \ { \ + enable_kcov(_metadata); \ test_name(_metadata); \ + disable_kcov(_metadata, test_full_name); \ } \ static struct __test_metadata _##test_name##_object = \ { .name = #test_name, \ ---8<---