linux-kernel - Re: [PATCH v2 1/3] cpufreq: Export acpu_cpufreq

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Message-ID: <202203291402.XRbJXAas-lkp@intel.com>
Date:   Tue, 29 Mar 2022 14:32:34 +0800
From:   kernel test robot <lkp@...el.com>
To:     Mario Limonciello <mario.limonciello@....com>,
        Huang Rui <ray.huang@....com>,
        "Rafael J . Wysocki" <rafael@...nel.org>,
        Viresh Kumar <viresh.kumar@...aro.org>
Cc:     llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
        "open list:AMD PSTATE DRIVER" <linux-pm@...r.kernel.org>,
        open list <linux-kernel@...r.kernel.org>,
        Mario Limonciello <mario.limonciello@....com>
Subject: Re: [PATCH v2 1/3] cpufreq: Export acpu_cpufreq_exit for other
 drivers to call

Hi Mario,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on rafael-pm/linux-next]
[also build test WARNING on v5.17 next-20220329]
[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/Mario-Limonciello/Improve-usability-for-amd-pstate/20220329-100211
base:   https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git linux-next
config: x86_64-randconfig-a001 (https://download.01.org/0day-ci/archive/20220329/202203291402.XRbJXAas-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 0f6d9501cf49ce02937099350d08f20c4af86f3d)
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
        # https://github.com/0day-ci/linux/commit/86835efc7d91d9fc921d7d425b1fdab9c13feafb
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Mario-Limonciello/Improve-usability-for-amd-pstate/20220329-100211
        git checkout 86835efc7d91d9fc921d7d425b1fdab9c13feafb
        # 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=x86_64 SHELL=/bin/bash drivers/cpufreq/

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>

All warnings (new ones prefixed by >>):

>> drivers/cpufreq/acpi-cpufreq.c:1036:13: warning: no previous prototype for function 'acpi_cpufreq_exit' [-Wmissing-prototypes]
   void __exit acpi_cpufreq_exit(void)
               ^
   drivers/cpufreq/acpi-cpufreq.c:1036:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   void __exit acpi_cpufreq_exit(void)
   ^
   static 
   1 warning generated.


vim +/acpi_cpufreq_exit +1036 drivers/cpufreq/acpi-cpufreq.c

  1035	
> 1036	void __exit acpi_cpufreq_exit(void)
  1037	{
  1038		pr_debug("%s\n", __func__);
  1039	
  1040		acpi_cpufreq_boost_exit();
  1041	
  1042		cpufreq_unregister_driver(&acpi_cpufreq_driver);
  1043	
  1044		free_acpi_perf_data();
  1045	}
  1046	EXPORT_SYMBOL_GPL(acpi_cpufreq_exit);
  1047	

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp