tree: https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git topic/cpu-smt head: 7bb712baeffc4640f5511feec68add6f1767413f commit: 570b70824d468facd197e44b6d40c9e79886b81c [6/9] cpu/SMT: Allow enabling partial SMT states via sysfs config: parisc-defconfig (https://download.01.org/0day-ci/archive/20230531/202305312356.sfvj8iwh-...@intel.com/config) compiler: hppa-linux-gcc (GCC) 12.3.0 reproduce (this is a W=1 build): mkdir -p ~/bin wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/commit/?id=570b70824d468facd197e44b6d40c9e79886b81c git remote add powerpc https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git git fetch --no-tags powerpc topic/cpu-smt git checkout 570b70824d468facd197e44b6d40c9e79886b81c # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.3.0 ~/bin/make.cross W=1 O=build_dir ARCH=parisc olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.3.0 ~/bin/make.cross W=1 O=build_dir ARCH=parisc SHELL=/bin/bash
If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot <l...@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202305312356.sfvj8iwh-...@intel.com/ All errors (new ones prefixed by >>): kernel/cpu.c: In function 'control_show': >> kernel/cpu.c:2583:36: error: 'cpu_smt_max_threads' undeclared (first use in >> this function); did you mean 'cpu_smt_num_threads'? 2583 | cpu_smt_num_threads != cpu_smt_max_threads) | ^~~~~~~~~~~~~~~~~~~ | cpu_smt_num_threads kernel/cpu.c:2583:36: note: each undeclared identifier is reported only once for each function it appears in vim +2583 kernel/cpu.c 2571 2572 static ssize_t control_show(struct device *dev, 2573 struct device_attribute *attr, char *buf) 2574 { 2575 const char *state = smt_states[cpu_smt_control]; 2576 2577 /* 2578 * If SMT is enabled but not all threads are enabled then show the 2579 * number of threads. If all threads are enabled show "on". Otherwise 2580 * show the state name. 2581 */ 2582 if (cpu_smt_control == CPU_SMT_ENABLED && > 2583 cpu_smt_num_threads != cpu_smt_max_threads) 2584 return sysfs_emit(buf, "%d\n", cpu_smt_num_threads); 2585 2586 return snprintf(buf, PAGE_SIZE - 2, "%s\n", state); 2587 } 2588 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
