tree: https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git v5.10-rc2-stable head: fff950790f1aeb42f8b38de431ac45069cf84a73 commit: 3481431b56997fb32fa6611f2b47b13e563e2b69 [47/63] cpufreq: schedutil: Always call driver if CPUFREQ_NEED_UPDATE_LIMITS is set config: i386-randconfig-a013-20201102 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 reproduce (this is a W=1 build): # https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git/c... git remote add sashal-linux-stable https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git git fetch --no-tags sashal-linux-stable v5.10-rc2-stable git checkout 3481431b56997fb32fa6611f2b47b13e563e2b69 # save the attached .config to linux build tree make W=1 ARCH=i386 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): kernel/sched/cpufreq_schedutil.c: In function 'sugov_update_next_freq': 106 | !cpufreq_driver_test_flags(CPUFREQ_NEED_UPDATE_LIMITS)) | ^~~~~~~~~~~~~~~~~~~~~~~~~ | cpufreq_driver_fast_switch 106 | !cpufreq_driver_test_flags(CPUFREQ_NEED_UPDATE_LIMITS)) | ^~~~~~~~~~~~~~~~~~~~~~~~~~ kernel/sched/cpufreq_schedutil.c:106:33: note: each undeclared identifier is reported only once for each function it appears in kernel/sched/cpufreq_schedutil.c: In function 'get_next_freq': kernel/sched/cpufreq_schedutil.c:180:33: error: 'CPUFREQ_NEED_UPDATE_LIMITS' undeclared (first use in this function) 180 | !cpufreq_driver_test_flags(CPUFREQ_NEED_UPDATE_LIMITS)) | ^~~~~~~~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors vim +106 kernel/sched/cpufreq_schedutil.c 101 102 static bool sugov_update_next_freq(struct sugov_policy *sg_policy, u64 time, 103 unsigned int next_freq) 104 { 105 if (sg_policy->next_freq == next_freq && 107 return false; 108 109 sg_policy->next_freq = next_freq; 110 sg_policy->last_freq_update_time = time; 111 112 return true; 113 } 114 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org