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Date: Tue, 15 Feb 2022 14:05:35 +0800
From: kernel test robot <lkp@...el.com>
To: Chuck Lever <chuck.lever@...cle.com>
Cc: llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
linux-kernel@...r.kernel.org
Subject: [cel:nfsd-courteous-server 32/34] fs/nfsd/nfs4state.c:5893:2: error:
implicit declaration of function 'nfsd4_get_client_reaplist'
tree: git://git.kernel.org/pub/scm/linux/kernel/git/cel/linux nfsd-courteous-server
head: 4b14f83e0bc79cb49f28fdc63a370c19637e2bfc
commit: 2fb4c8cd9a292bbee4428e9c6d33be28ca5775c6 [32/34] NFSD: Refactor nfsd4_laundromat()
config: hexagon-randconfig-r036-20220214 (https://download.01.org/0day-ci/archive/20220215/202202151415.pbD8co6c-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 37f422f4ac31c8b8041c6b62065263314282dab6)
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://git.kernel.org/pub/scm/linux/kernel/git/cel/linux.git/commit/?id=2fb4c8cd9a292bbee4428e9c6d33be28ca5775c6
git remote add cel git://git.kernel.org/pub/scm/linux/kernel/git/cel/linux
git fetch --no-tags cel nfsd-courteous-server
git checkout 2fb4c8cd9a292bbee4428e9c6d33be28ca5775c6
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash fs/nfsd/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
>> fs/nfsd/nfs4state.c:5893:2: error: implicit declaration of function 'nfsd4_get_client_reaplist' [-Werror,-Wimplicit-function-declaration]
nfsd4_get_client_reaplist(nn, &reaplist, <);
^
fs/nfsd/nfs4state.c:5893:2: note: did you mean 'nfs4_get_client_reaplist'?
fs/nfsd/nfs4state.c:5841:1: note: 'nfs4_get_client_reaplist' declared here
nfs4_get_client_reaplist(struct nfsd_net *nn, struct list_head *reaplist,
^
1 error generated.
vim +/nfsd4_get_client_reaplist +5893 fs/nfsd/nfs4state.c
5860
5861 static time64_t
5862 nfs4_laundromat(struct nfsd_net *nn)
5863 {
5864 struct nfs4_client *clp;
5865 struct nfs4_openowner *oo;
5866 struct nfs4_delegation *dp;
5867 struct nfs4_ol_stateid *stp;
5868 struct nfsd4_blocked_lock *nbl;
5869 struct list_head *pos, *next, reaplist;
5870 struct laundry_time lt = {
5871 .cutoff = ktime_get_boottime_seconds() - nn->nfsd4_lease,
5872 .new_timeo = nn->nfsd4_lease
5873 };
5874 struct nfs4_cpntf_state *cps;
5875 copy_stateid_t *cps_t;
5876 int i;
5877
5878 if (clients_still_reclaiming(nn)) {
5879 lt.new_timeo = 0;
5880 goto out;
5881 }
5882 nfsd4_end_grace(nn);
5883
5884 spin_lock(&nn->s2s_cp_lock);
5885 idr_for_each_entry(&nn->s2s_cp_stateids, cps_t, i) {
5886 cps = container_of(cps_t, struct nfs4_cpntf_state, cp_stateid);
5887 if (cps->cp_stateid.sc_type == NFS4_COPYNOTIFY_STID &&
5888 state_expired(<, cps->cpntf_time))
5889 _free_cpntf_state_locked(nn, cps);
5890 }
5891 spin_unlock(&nn->s2s_cp_lock);
5892
> 5893 nfsd4_get_client_reaplist(nn, &reaplist, <);
5894 list_for_each_safe(pos, next, &reaplist) {
5895 clp = list_entry(pos, struct nfs4_client, cl_lru);
5896 trace_nfsd_clid_purged(&clp->cl_clientid);
5897 list_del_init(&clp->cl_lru);
5898 expire_client(clp);
5899 }
5900 spin_lock(&state_lock);
5901 list_for_each_safe(pos, next, &nn->del_recall_lru) {
5902 dp = list_entry (pos, struct nfs4_delegation, dl_recall_lru);
5903 if (!state_expired(<, dp->dl_time))
5904 break;
5905 WARN_ON(!unhash_delegation_locked(dp));
5906 list_add(&dp->dl_recall_lru, &reaplist);
5907 }
5908 spin_unlock(&state_lock);
5909 while (!list_empty(&reaplist)) {
5910 dp = list_first_entry(&reaplist, struct nfs4_delegation,
5911 dl_recall_lru);
5912 list_del_init(&dp->dl_recall_lru);
5913 revoke_delegation(dp);
5914 }
5915
5916 spin_lock(&nn->client_lock);
5917 while (!list_empty(&nn->close_lru)) {
5918 oo = list_first_entry(&nn->close_lru, struct nfs4_openowner,
5919 oo_close_lru);
5920 if (!state_expired(<, oo->oo_time))
5921 break;
5922 list_del_init(&oo->oo_close_lru);
5923 stp = oo->oo_last_closed_stid;
5924 oo->oo_last_closed_stid = NULL;
5925 spin_unlock(&nn->client_lock);
5926 nfs4_put_stid(&stp->st_stid);
5927 spin_lock(&nn->client_lock);
5928 }
5929 spin_unlock(&nn->client_lock);
5930
5931 /*
5932 * It's possible for a client to try and acquire an already held lock
5933 * that is being held for a long time, and then lose interest in it.
5934 * So, we clean out any un-revisited request after a lease period
5935 * under the assumption that the client is no longer interested.
5936 *
5937 * RFC5661, sec. 9.6 states that the client must not rely on getting
5938 * notifications and must continue to poll for locks, even when the
5939 * server supports them. Thus this shouldn't lead to clients blocking
5940 * indefinitely once the lock does become free.
5941 */
5942 BUG_ON(!list_empty(&reaplist));
5943 spin_lock(&nn->blocked_locks_lock);
5944 while (!list_empty(&nn->blocked_locks_lru)) {
5945 nbl = list_first_entry(&nn->blocked_locks_lru,
5946 struct nfsd4_blocked_lock, nbl_lru);
5947 if (!state_expired(<, nbl->nbl_time))
5948 break;
5949 list_move(&nbl->nbl_lru, &reaplist);
5950 list_del_init(&nbl->nbl_list);
5951 }
5952 spin_unlock(&nn->blocked_locks_lock);
5953
5954 while (!list_empty(&reaplist)) {
5955 nbl = list_first_entry(&reaplist,
5956 struct nfsd4_blocked_lock, nbl_lru);
5957 list_del_init(&nbl->nbl_lru);
5958 free_blocked_lock(nbl);
5959 }
5960 #ifdef CONFIG_NFSD_V4_2_INTER_SSC
5961 /* service the server-to-server copy delayed unmount list */
5962 nfsd4_ssc_expire_umount(nn);
5963 #endif
5964 out:
5965 return max_t(time64_t, lt.new_timeo, NFSD_LAUNDROMAT_MINTIMEOUT);
5966 }
5967
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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