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Date:   Tue, 31 May 2022 14:10:57 +0800
From:   kernel test robot <lkp@intel.com>
To:     Wang Yugui <wangyugui@e16-tech.com>, linux-nfs@vger.kernel.org
Cc:     kbuild-all@lists.01.org, Wang Yugui <wangyugui@e16-tech.com>
Subject: Re: [PATCH] nfsd: serialize filecache garbage collector
Message-ID: <202205311402.i5by7a5m-lkp@intel.com>
References: <20220530012947.16451-1-wangyugui@e16-tech.com>
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In-Reply-To: <20220530012947.16451-1-wangyugui@e16-tech.com>
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Hi Wang,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on linus/master]
[also build test WARNING on v5.18 next-20220527]
[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/intel-lab-lkp/linux/commits/Wang-Yugui/nfsd-serialize-filecache-garbage-collector/20220530-093218
base:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git b00ed48bb0a7c295facf9036135a573a5cdbe7de
config: x86_64-randconfig-s021 (https://download.01.org/0day-ci/archive/20220531/202205311402.i5by7a5m-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-1) 11.3.0
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.4-14-g5a0004b5-dirty
        # https://github.com/intel-lab-lkp/linux/commit/7e2af8570695784cb8a9f9a3931dc631a9077206
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Wang-Yugui/nfsd-serialize-filecache-garbage-collector/20220530-093218
        git checkout 7e2af8570695784cb8a9f9a3931dc631a9077206
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=x86_64 SHELL=/bin/bash fs/nfsd/

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@intel.com>


sparse warnings: (new ones prefixed by >>)
>> fs/nfsd/filecache.c:475:10: sparse: sparse: symbol 'nfsd_file_gc_running' was not declared. Should it be static?

Please review and possibly fold the followup patch.

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