linux-kernel - Re: [PATCH 2/2] lib/percpu_test: Add extra tests in percpu

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Message-ID: <202108232331.7u97FSCt-lkp@intel.com>
Date:   Mon, 23 Aug 2021 23:10:32 +0800
From:   kernel test robot <lkp@...el.com>
To:     Ritesh Harjani <riteshh@...ux.ibm.com>, linux-mm@...ck.org
Cc:     clang-built-linux@...glegroups.com, kbuild-all@...ts.01.org,
        linux-kernel@...r.kernel.org, Dennis Zhou <dennis@...nel.org>,
        Tejun Heo <tj@...nel.org>,
        Christoph Lameter <cl@...ux-foundation.org>,
        Ritesh Harjani <riteshh@...ux.ibm.com>,
        "Aneesh Kumar K . V" <aneesh.kumar@...ux.ibm.com>,
        Vaibhav Jain <vaibhav@...ux.ibm.com>
Subject: Re: [PATCH 2/2] lib/percpu_test: Add extra tests in percpu_test

Hi Ritesh,

I love your patch! Perhaps something to improve:

[auto build test WARNING on dennis-percpu/for-next]
[also build test WARNING on wq/for-next linux/master linus/master v5.14-rc7 next-20210823]
[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/Ritesh-Harjani/kernel-workqueue-Make-schedule_on_each_cpu-as-EXPORT_SYMBOL/20210823-180924
base:   https://git.kernel.org/pub/scm/linux/kernel/git/dennis/percpu.git for-next
config: hexagon-randconfig-r024-20210822 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 79b55e5038324e61a3abf4e6a9a949c473edd858)
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/a1287719d9dc710544e9968864a2069724b51427
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Ritesh-Harjani/kernel-workqueue-Make-schedule_on_each_cpu-as-EXPORT_SYMBOL/20210823-180924
        git checkout a1287719d9dc710544e9968864a2069724b51427
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=hexagon 

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 >>):

>> lib/percpu_test.c:161:6: warning: no previous prototype for function 'percpu_test_verify_work' [-Wmissing-prototypes]
   void percpu_test_verify_work(struct work_struct *work)
        ^
   lib/percpu_test.c:161:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   void percpu_test_verify_work(struct work_struct *work)
   ^
   static 
   1 warning generated.


vim +/percpu_test_verify_work +161 lib/percpu_test.c

   160	
 > 161	void percpu_test_verify_work(struct work_struct *work)
   162	{
   163		percpu_test_verify();
   164	}
   165	

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

Download attachment ".config.gz" of type "application/gzip" (29289 bytes)