Hi Dave, kernel test robot noticed the following build warnings: [auto build test WARNING on bpf-next/master] url: https://github.com/intel-lab-lkp/linux/commits/Dave-Marchevsky/bpf-Fix-btf_get_field_type-to-fail-for-multiple-bpf_refcount-fields/20231024-060227 base: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master patch link: https://lore.kernel.org/r/20231023220030.2556229-5-davemarchevsky%40fb.com patch subject: [PATCH v1 bpf-next 4/4] selftests/bpf: Add tests exercising aggregate type BTF field search reproduce: (https://download.01.org/0day-ci/archive/20231024/202310240704.3BxYlwQh-lkp@xxxxxxxxx/reproduce) 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@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202310240704.3BxYlwQh-lkp@xxxxxxxxx/ # many are suggestions rather than must-fix ERROR:SPACING: need consistent spacing around '*' (ctx:WxV) #65: FILE: tools/testing/selftests/bpf/progs/array_kptr.c:12: + struct prog_test_ref_kfunc __kptr *ref_ptr; ^ -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki