Hi Daniel, I love your patch! Yet something to improve: [auto build test ERROR on linus/master] [also build test ERROR on next-20201215] [cannot apply to linux/master thermal/next v5.10] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Daniel-Lezcano/thermal-core-Prec... base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git d01e7f10dae29eba0f9ada82b65d24e035d5b2f9 config: powerpc-randconfig-r025-20201217 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 71601d2ac9954cb59c443cb3ae442cb106df35d4) 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 powerpc cross compiling tool for clang build # apt-get install binutils-powerpc-linux-gnu # https://github.com/0day-ci/linux/commit/269c49cd4aa4fe5b05d789faa6b974f4a... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Daniel-Lezcano/thermal-core-Precompute-the-delays-from-msecs-to-jiffies/20201217-060807 git checkout 269c49cd4aa4fe5b05d789faa6b974f4a4c85185 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=powerpc 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 >>): if (!tz->passive_delay) ~~ ^ drivers/thermal/thermal_sysfs.c:237:8: error: no member named 'passive_delay' in 'struct thermal_zone_device' tz->passive_delay = 1000; ~~ ^ drivers/thermal/thermal_sysfs.c:241:7: error: no member named 'passive_delay' in 'struct thermal_zone_device' tz->passive_delay = 0; ~~ ^ 3 errors generated. vim +236 drivers/thermal/thermal_sysfs.c a369ee88f7f6059 Eduardo Valentin 2016-11-07 218 a369ee88f7f6059 Eduardo Valentin 2016-11-07 219 static ssize_t a369ee88f7f6059 Eduardo Valentin 2016-11-07 220 passive_store(struct device *dev, struct device_attribute *attr, a369ee88f7f6059 Eduardo Valentin 2016-11-07 221 const char *buf, size_t count) a369ee88f7f6059 Eduardo Valentin 2016-11-07 222 { a369ee88f7f6059 Eduardo Valentin 2016-11-07 223 struct thermal_zone_device *tz = to_thermal_zone(dev); a369ee88f7f6059 Eduardo Valentin 2016-11-07 224 int state; a369ee88f7f6059 Eduardo Valentin 2016-11-07 225 a369ee88f7f6059 Eduardo Valentin 2016-11-07 226 if (sscanf(buf, "%d\n", &state) != 1) a369ee88f7f6059 Eduardo Valentin 2016-11-07 227 return -EINVAL; a369ee88f7f6059 Eduardo Valentin 2016-11-07 228 a369ee88f7f6059 Eduardo Valentin 2016-11-07 229 /* sanity check: values below 1000 millicelcius don't make sense a369ee88f7f6059 Eduardo Valentin 2016-11-07 230 * and can cause the system to go into a thermal heart attack a369ee88f7f6059 Eduardo Valentin 2016-11-07 231 */ a369ee88f7f6059 Eduardo Valentin 2016-11-07 232 if (state && state < 1000) a369ee88f7f6059 Eduardo Valentin 2016-11-07 233 return -EINVAL; a369ee88f7f6059 Eduardo Valentin 2016-11-07 234 a369ee88f7f6059 Eduardo Valentin 2016-11-07 235 if (state && !tz->forced_passive) { a369ee88f7f6059 Eduardo Valentin 2016-11-07 @236 if (!tz->passive_delay) a369ee88f7f6059 Eduardo Valentin 2016-11-07 237 tz->passive_delay = 1000; a369ee88f7f6059 Eduardo Valentin 2016-11-07 238 thermal_zone_device_rebind_exception(tz, "Processor", a369ee88f7f6059 Eduardo Valentin 2016-11-07 239 sizeof("Processor")); a369ee88f7f6059 Eduardo Valentin 2016-11-07 240 } else if (!state && tz->forced_passive) { a369ee88f7f6059 Eduardo Valentin 2016-11-07 241 tz->passive_delay = 0; a369ee88f7f6059 Eduardo Valentin 2016-11-07 242 thermal_zone_device_unbind_exception(tz, "Processor", a369ee88f7f6059 Eduardo Valentin 2016-11-07 243 sizeof("Processor")); a369ee88f7f6059 Eduardo Valentin 2016-11-07 244 } a369ee88f7f6059 Eduardo Valentin 2016-11-07 245 a369ee88f7f6059 Eduardo Valentin 2016-11-07 246 tz->forced_passive = state; a369ee88f7f6059 Eduardo Valentin 2016-11-07 247 a369ee88f7f6059 Eduardo Valentin 2016-11-07 248 thermal_zone_device_update(tz, THERMAL_EVENT_UNSPECIFIED); a369ee88f7f6059 Eduardo Valentin 2016-11-07 249 a369ee88f7f6059 Eduardo Valentin 2016-11-07 250 return count; a369ee88f7f6059 Eduardo Valentin 2016-11-07 251 } a369ee88f7f6059 Eduardo Valentin 2016-11-07 252 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org