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Subject: Re: [kbuild-all] Re: [PATCH v2] kernel/time: move timer sysctls to
 its own file
To:     Luis Chamberlain <mcgrof@kernel.org>,
        kernel test robot <lkp@intel.com>
Cc:     tangmeng <tangmeng@uniontech.com>, tglx@linutronix.de,
        keescook@chromium.org, yzaikin@google.com, john.stultz@linaro.org,
        sboyd@kernel.org, kbuild-all@lists.01.org,
        linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org
References: <20220128085106.27031-1-tangmeng@uniontech.com>
 <202201290325.Jyor2i8O-lkp@intel.com>
 <YfnvE9rPffDb4JHy@bombadil.infradead.org>
From:   "Chen, Rong A" <rong.a.chen@intel.com>
Message-ID: <fc36323c-dfd9-b98f-4147-5e5b9ecd1177@intel.com>
Date:   Mon, 7 Feb 2022 14:41:08 +0800
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Hi Luis,

Thanks for the feedback, we'll take a look.

Best Regards,
Rong Chen

On 2/2/2022 10:40 AM, Luis Chamberlain wrote:
> These complaints are using and assuming and older kernel.
> 
>   Luis
> 
> On Sat, Jan 29, 2022 at 05:03:38AM +0800, kernel test robot wrote:
>> Hi tangmeng,
>>
>> Thank you for the patch! Yet something to improve:
>>
>> [auto build test ERROR on tip/timers/core]
>> [also build test ERROR on linus/master kees/for-next/pstore v5.17-rc1 next-20220128]
>> [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/tangmeng/kernel-time-move-timer-sysctls-to-its-own-file/20220128-165225
>> base:   https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git 35e13e9da9afbce13c1d36465504ece4e65f24fe
>> config: arm64-randconfig-r026-20220127 (https://download.01.org/0day-ci/archive/20220129/202201290325.Jyor2i8O-lkp@intel.com/config)
>> compiler: aarch64-linux-gcc (GCC) 11.2.0
>> 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/8bd44d33085f8ab50523016cbdb0c918dc4b4f3c
>>          git remote add linux-review https://github.com/0day-ci/linux
>>          git fetch --no-tags linux-review tangmeng/kernel-time-move-timer-sysctls-to-its-own-file/20220128-165225
>>          git checkout 8bd44d33085f8ab50523016cbdb0c918dc4b4f3c
>>          # save the config file to linux build tree
>>          mkdir build_dir
>>          COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arm64 SHELL=/bin/bash kernel/time/
>>
>> If you fix the issue, kindly add following tag as appropriate
>> Reported-by: kernel test robot <lkp@intel.com>
>>
>> All errors (new ones prefixed by >>):
>>
>>     kernel/time/timer.c: In function 'timer_sysctl_init':
>>>> kernel/time/timer.c:283:9: error: implicit declaration of function 'register_sysctl_init'; did you mean 'timer_sysctl_init'? [-Werror=implicit-function-declaration]
>>       283 |         register_sysctl_init("kerneli/timer", timer_sysctl);
>>           |         ^~~~~~~~~~~~~~~~~~~~
>>           |         timer_sysctl_init
>>     cc1: some warnings being treated as errors
>>
>>
>> vim +283 kernel/time/timer.c
>>
>>     280	
>>     281	static int __init timer_sysctl_init(void)
>>     282	{
>>   > 283		register_sysctl_init("kerneli/timer", timer_sysctl);
>>     284		return 0;
>>     285	}
>>     286	#else
>>     287	#define timer_sysctl_init() do { } while (0)
>>     288	#endif
>>     289	static inline bool is_timers_nohz_active(void)
>>     290	{
>>     291		return static_branch_unlikely(&timers_nohz_active);
>>     292	}
>>     293	#else
>>     294	static inline bool is_timers_nohz_active(void) { return false; }
>>     295	#endif /* NO_HZ_COMMON */
>>     296	
>>
>> ---
>> 0-DAY CI Kernel Test Service, Intel Corporation
>> https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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