diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index a4398dc861a5..e000ed3e96e9 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -2758,14 +2758,24 @@ __destroy_client(struct nfs4_client *clp) release_openowner(oo); } for (i = 0; i < OWNER_HASH_SIZE; i++) { - struct nfs4_stateowner *so, *tmp; + struct nfs4_stateowner *so; - list_for_each_entry_safe(so, tmp, &clp->cl_ownerstr_hashtbl[i], - so_strhash) { + spin_lock(&clp->cl_lock); + while (!list_empty(&clp->cl_ownerstr_hashtbl[i])) { + so = list_first_entry(&clp->cl_ownerstr_hashtbl[i], + struct nfs4_stateowner, so_strhash); /* Should be no openowners at this point */ WARN_ON_ONCE(so->so_is_open_owner); + nfs4_get_stateowner(so); + unhash_lockowner_locked(lockowner(so)); + spin_unlock(&clp->cl_lock); + remove_blocked_locks(lockowner(so)); + nfs4_put_stateowner(so); + + spin_lock(&clp->cl_lock); } + spin_unlock(&clp->cl_lock); } nfsd4_return_all_client_layouts(clp); nfsd4_shutdown_copy(clp);