Messages in this thread | | | Date | Sun, 14 May 2023 12:28:23 +0800 | From | kernel test robot <> | Subject | Re: [PATCH v2 08/17] PM: EM: Introduce runtime modifiable table |
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Hi Lukasz,
kernel test robot noticed the following build warnings:
[auto build test WARNING on rafael-pm/linux-next] [also build test WARNING on rafael-pm/thermal linus/master] [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#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Lukasz-Luba/PM-EM-Refactor-em_cpufreq_update_efficiencies-arguments/20230512-180158 base: https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git linux-next patch link: https://lore.kernel.org/r/20230512095743.3393563-9-lukasz.luba%40arm.com patch subject: [PATCH v2 08/17] PM: EM: Introduce runtime modifiable table config: arm64-randconfig-s041-20230514 (https://download.01.org/0day-ci/archive/20230514/202305141200.aaTHzYOJ-lkp@intel.com/config) compiler: aarch64-linux-gcc (GCC) 12.1.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.4-39-gce1a6720-dirty # https://github.com/intel-lab-lkp/linux/commit/d12d8d1010d7b093d6b64c204d77484d6fc268ab git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Lukasz-Luba/PM-EM-Refactor-em_cpufreq_update_efficiencies-arguments/20230512-180158 git checkout d12d8d1010d7b093d6b64c204d77484d6fc268ab # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=arm64 olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=arm64 SHELL=/bin/bash kernel/power/
If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot <lkp@intel.com> | Link: https://lore.kernel.org/oe-kbuild-all/202305141200.aaTHzYOJ-lkp@intel.com/
sparse warnings: (new ones prefixed by >>) >> kernel/power/energy_model.c:472:13: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct em_perf_table *tmp @@ got struct em_perf_table [noderef] __rcu *runtime_table @@ kernel/power/energy_model.c:472:13: sparse: expected struct em_perf_table *tmp kernel/power/energy_model.c:472:13: sparse: got struct em_perf_table [noderef] __rcu *runtime_table
vim +472 kernel/power/energy_model.c
444 445 /** 446 * em_dev_unregister_perf_domain() - Unregister Energy Model (EM) for a device 447 * @dev : Device for which the EM is registered 448 * 449 * Unregister the EM for the specified @dev (but not a CPU device). 450 */ 451 void em_dev_unregister_perf_domain(struct device *dev) 452 { 453 struct em_perf_domain *pd; 454 struct em_perf_table *tmp; 455 456 if (IS_ERR_OR_NULL(dev) || !dev->em_pd) 457 return; 458 459 if (_is_cpu_device(dev)) 460 return; 461 462 pd = dev->em_pd; 463 /* 464 * The mutex separates all register/unregister requests and protects 465 * from potential clean-up/setup issues in the debugfs directories. 466 * The debugfs directory name is the same as device's name. 467 */ 468 mutex_lock(&em_pd_mutex); 469 470 em_debug_remove_pd(dev); 471 > 472 tmp = pd->runtime_table;
-- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests
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