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Date:   Fri, 28 Jan 2022 17:05:54 +0800
From:   kernel test robot <lkp@intel.com>
To:     tangmeng <tangmeng@uniontech.com>, tglx@linutronix.de,
        mcgrof@kernel.org, keescook@chromium.org, yzaikin@google.com,
        john.stultz@linaro.org, sboyd@kernel.org
Cc:     llvm@lists.linux.dev, kbuild-all@lists.01.org,
        linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
        tangmeng <tangmeng@uniontech.com>
Subject: Re: [PATCH] kernel/time: move timer sysctls to its own file
Message-ID: <202201281650.adOMvtOO-lkp@intel.com>
References: <20220128065505.16685-1-tangmeng@uniontech.com>
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In-Reply-To: <20220128065505.16685-1-tangmeng@uniontech.com>
User-Agent: Mutt/1.10.1 (2018-07-13)
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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/20220128-145647
base:   https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git 35e13e9da9afbce13c1d36465504ece4e65f24fe
config: i386-allnoconfig (https://download.01.org/0day-ci/archive/20220128/202201281650.adOMvtOO-lkp@intel.com/config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 33b45ee44b1f32ffdbc995e6fec806271b4b3ba4)
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/5b925ed59a284ee735fd46cb2afa74858509887b
        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/20220128-145647
        git checkout 5b925ed59a284ee735fd46cb2afa74858509887b
        # 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=i386 SHELL=/bin/bash

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:2047:2: error: implicit declaration of function 'timer_sysctl_init' [-Werror,-Wimplicit-function-declaration]
           timer_sysctl_init();
           ^
   1 error generated.


vim +/timer_sysctl_init +2047 kernel/time/timer.c

  2041	
  2042	void __init init_timers(void)
  2043	{
  2044		init_timer_cpus();
  2045		posix_cputimers_init_work();
  2046		open_softirq(TIMER_SOFTIRQ, run_timer_softirq);
> 2047		timer_sysctl_init();
  2048	}
  2049	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org