linux-kernel - [linux-next:master 11662/12034] fs/nfs/nfs4proc.c:4008:5: sparse: sparse: symbol 'nfs4_discover_trunking' was not declared. Should it be static?

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Date:   Wed, 12 Jan 2022 20:33:28 +0800
From:   kernel test robot <lkp@...el.com>
To:     Olga Kornievskaia <kolga@...app.com>
Cc:     kbuild-all@...ts.01.org,
        Linux Memory Management List <linux-mm@...ck.org>,
        Anna Schumaker <Anna.Schumaker@...app.com>,
        Trond Myklebust <trond.myklebust@...merspace.com>,
        linux-nfs@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [linux-next:master 11662/12034] fs/nfs/nfs4proc.c:4008:5: sparse:
 sparse: symbol 'nfs4_discover_trunking' was not declared. Should it be
 static?

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   32ce2abb03cfae17a9eb42bd6b1b619b72f23f20
commit: 82ebfb0d633383ee00156e2b5bfa9ddf8c550b65 [11662/12034] NFSv4.1 query for fs_location attr on a new file system
config: x86_64-randconfig-s022 (https://download.01.org/0day-ci/archive/20220112/202201122012.9sn7Q8EF-lkp@intel.com/config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.4-dirty
        # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=82ebfb0d633383ee00156e2b5bfa9ddf8c550b65
        git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
        git fetch --no-tags linux-next master
        git checkout 82ebfb0d633383ee00156e2b5bfa9ddf8c550b65
        # save the config file to linux build tree
        mkdir build_dir
        make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=x86_64 SHELL=/bin/bash fs/nfs/

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


sparse warnings: (new ones prefixed by >>)
>> fs/nfs/nfs4proc.c:4008:5: sparse: sparse: symbol 'nfs4_discover_trunking' was not declared. Should it be static?

Please review and possibly fold the followup patch.

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