Messages in this thread | | | Date | Thu, 14 Apr 2022 06:54:01 +0800 | From | kernel test robot <> | Subject | [ammarfaizi2-block:bpf/bpf-next/pr/bpf-sysctl 1/1] kernel/bpf/syscall.c:4944:13: warning: no previous prototype for function 'unpriv_ebpf_notify' |
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tree: https://github.com/ammarfaizi2/linux-block bpf/bpf-next/pr/bpf-sysctl head: 2900005ea287b11dcc8c1b9fcf24893b7ff41d6d commit: 2900005ea287b11dcc8c1b9fcf24893b7ff41d6d [1/1] bpf: Move BPF sysctls from kernel/sysctl.c to BPF core config: arm64-buildonly-randconfig-r005-20220413 (https://download.01.org/0day-ci/archive/20220414/202204140608.VUvJxAlq-lkp@intel.com/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 6b7e6ea489f6dd45a9b0da9ac20871560917b9b0) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install arm64 cross compiling tool for clang build # apt-get install binutils-aarch64-linux-gnu # https://github.com/ammarfaizi2/linux-block/commit/2900005ea287b11dcc8c1b9fcf24893b7ff41d6d git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block git fetch --no-tags ammarfaizi2-block bpf/bpf-next/pr/bpf-sysctl git checkout 2900005ea287b11dcc8c1b9fcf24893b7ff41d6d # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm64 SHELL=/bin/bash kernel/bpf/
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
>> kernel/bpf/syscall.c:4944:13: warning: no previous prototype for function 'unpriv_ebpf_notify' [-Wmissing-prototypes] void __weak unpriv_ebpf_notify(int new_state) ^ kernel/bpf/syscall.c:4944:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void __weak unpriv_ebpf_notify(int new_state) ^ static 1 warning generated.
vim +/unpriv_ebpf_notify +4944 kernel/bpf/syscall.c
4943 > 4944 void __weak unpriv_ebpf_notify(int new_state) 4945 { 4946 } 4947
-- 0-DAY CI Kernel Test Service https://01.org/lkp
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