Messages in this thread | | | Date | Tue, 8 Mar 2022 17:09:14 +0800 | From | kernel test robot <> | Subject | [ammarfaizi2-block:palmer/linux/riscv-d1 8/12] arch/riscv/kernel/cpufeature.c:185:6: warning: variable 'cpu_apply_feature' set but not used |
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tree: https://github.com/ammarfaizi2/linux-block palmer/linux/riscv-d1 head: b3cda759adb0111b5b3efd3a0b986864b647a94a commit: 012cee7ecac542dd3206bee731da0868353eef21 [8/12] riscv: add cpufeature handling via alternatives config: riscv-randconfig-r005-20220308 (https://download.01.org/0day-ci/archive/20220308/202203081742.97KWCv3h-lkp@intel.com/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project d271fc04d5b97b12e6b797c6067d3c96a8d7470e) 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 riscv cross compiling tool for clang build # apt-get install binutils-riscv64-linux-gnu # https://github.com/ammarfaizi2/linux-block/commit/012cee7ecac542dd3206bee731da0868353eef21 git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block git fetch --no-tags ammarfaizi2-block palmer/linux/riscv-d1 git checkout 012cee7ecac542dd3206bee731da0868353eef21 # 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=riscv SHELL=/bin/bash arch/riscv/kernel/
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 >>):
>> arch/riscv/kernel/cpufeature.c:185:6: warning: variable 'cpu_apply_feature' set but not used [-Wunused-but-set-variable] u32 cpu_apply_feature = 0; ^ 1 warning generated.
vim +/cpu_apply_feature +185 arch/riscv/kernel/cpufeature.c
180 181 void riscv_cpufeature_patch_func(struct alt_entry *begin, struct alt_entry *end, 182 unsigned int stage) 183 { 184 u32 cpu_req_feature = cpufeature_probe(stage); > 185 u32 cpu_apply_feature = 0;
--- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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