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Subjectfs/nfs/super.c:90:40: warning: unused variable 'nfs_ssc_clnt_ops_tbl'
Hi Dai,

FYI, the error/warning still remains.

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 50987beca096a7ed4f453a6da245fd6a2fadedeb
commit: 02591f9febd5f69bb4c266a4abf899c4cf21964f NFSv4_2: SSC helper should use its own config.
date: 3 months ago
config: arm-randconfig-r016-20210414 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 9829f5e6b1bca9b61efc629770d28bb9014dec45)
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
# install arm cross compiling tool for clang build
# apt-get install binutils-arm-linux-gnueabi
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=02591f9febd5f69bb4c266a4abf899c4cf21964f
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 02591f9febd5f69bb4c266a4abf899c4cf21964f
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=arm

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

All warnings (new ones prefixed by >>):

>> fs/nfs/super.c:90:40: warning: unused variable 'nfs_ssc_clnt_ops_tbl' [-Wunused-const-variable]
static const struct nfs_ssc_client_ops nfs_ssc_clnt_ops_tbl = {
^
1 warning generated.
--
>> fs/nfs/nfs4file.c:410:41: warning: unused variable 'nfs4_ssc_clnt_ops_tbl' [-Wunused-const-variable]
static const struct nfs4_ssc_client_ops nfs4_ssc_clnt_ops_tbl = {
^
1 warning generated.

Kconfig warnings: (for reference only)
WARNING: unmet direct dependencies detected for ARM_CPU_SUSPEND
Depends on ARCH_SUSPEND_POSSIBLE
Selected by
- ARM_QCOM_SPM_CPUIDLE && CPU_IDLE && (ARM || ARM64) && (ARCH_QCOM || COMPILE_TEST && !ARM64


vim +/nfs_ssc_clnt_ops_tbl +90 fs/nfs/super.c

f7b422b17ee5ee David Howells 2006-06-09 88
02591f9febd5f6 Dai Ngo 2021-01-28 89 #ifdef CONFIG_NFS_V4_2
0cfcd405e758ba Dai Ngo 2020-10-18 @90 static const struct nfs_ssc_client_ops nfs_ssc_clnt_ops_tbl = {
0cfcd405e758ba Dai Ngo 2020-10-18 91 .sco_sb_deactive = nfs_sb_deactive,
0cfcd405e758ba Dai Ngo 2020-10-18 92 };
02591f9febd5f6 Dai Ngo 2021-01-28 93 #endif
0cfcd405e758ba Dai Ngo 2020-10-18 94

:::::: The code at line 90 was first introduced by commit
:::::: 0cfcd405e758ba1d277e58436fb32f06888c3e41 NFSv4.2: Fix NFS4ERR_STALE error when doing inter server copy

:::::: TO: Dai Ngo <dai.ngo@oracle.com>
:::::: CC: J. Bruce Fields <bfields@redhat.com>

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