Re: [PATCH v2 1/1] NFSv4.2: Fix NFS4ERR_STALE error when doing inter server copy

[kernel test robot <lkp@intel.com>]

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Hi Dai,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on nfs/linux-next]
[also build test WARNING on nfsd/nfsd-next v5.9-rc8 next-20201007]
[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/Dai-Ngo/NFSv4-2-Fix-NFS4ERR_STALE-with-inter-server-copy/20201008-092931
base:   git://git.linux-nfs.org/projects/trondmy/linux-nfs.git linux-next
config: i386-randconfig-s001-20201008 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.2-218-gc0e96d6d-dirty
        # https://github.com/0day-ci/linux/commit/589c5501bac22055fafe42825de27f3cc1c82626
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Dai-Ngo/NFSv4-2-Fix-NFS4ERR_STALE-with-inter-server-copy/20201008-092931
        git checkout 589c5501bac22055fafe42825de27f3cc1c82626
        # save the attached .config to linux build tree
        make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=i386 

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

echo
echo "sparse warnings: (new ones prefixed by >>)"
echo
>> fs/nfs/super.c:89:33: sparse: sparse: symbol 'nfs_ssc_clnt_ops_tbl' was not declared. Should it be static?
   fs/nfs/super.c:1114:49: sparse: sparse: incorrect type in initializer (different address spaces) @@     expected struct rpc_xprt *xprt1 @@     got struct rpc_xprt [noderef] __rcu *cl_xprt @@
   fs/nfs/super.c:1114:49: sparse:     expected struct rpc_xprt *xprt1
   fs/nfs/super.c:1114:49: sparse:     got struct rpc_xprt [noderef] __rcu *cl_xprt
   fs/nfs/super.c:1115:49: sparse: sparse: incorrect type in initializer (different address spaces) @@     expected struct rpc_xprt *xprt2 @@     got struct rpc_xprt [noderef] __rcu *cl_xprt @@
   fs/nfs/super.c:1115:49: sparse:     expected struct rpc_xprt *xprt2
   fs/nfs/super.c:1115:49: sparse:     got struct rpc_xprt [noderef] __rcu *cl_xprt
   fs/nfs/super.c:1335:14: sparse: sparse: symbol 'nfs_idmap_cache_timeout' was not declared. Should it be static?
--
>> fs/nfs/nfs4file.c:31:34: sparse: sparse: symbol 'nfs4_ssc_clnt_ops_tbl' 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

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