83 void nfsd4_end_grace(struct nfsd_net *nn);
84 static void _free_cpntf_state_locked(struct nfsd_net *nn, struct nfs4_cpntf_state *cps);
146 	struct nfsd_net *nn = net_generic(clp->net, nfsd_net_id);  in get_client_locked()  local
148 	lockdep_assert_held(&nn->client_lock);  in get_client_locked()
160 	struct nfsd_net *nn = net_generic(clp->net, nfsd_net_id);  in renew_client_locked()  local
171 	list_move_tail(&clp->cl_lru, &nn->client_lru);  in renew_client_locked()
177 	struct nfsd_net *nn = net_generic(clp->net, nfsd_net_id);  in put_client_renew_locked()  local
179 	lockdep_assert_held(&nn->client_lock);  in put_client_renew_locked()
191 	struct nfsd_net *nn = net_generic(clp->net, nfsd_net_id);  in put_client_renew()  local
193 	if (!atomic_dec_and_lock(&clp->cl_rpc_users, &nn->client_lock))  in put_client_renew()
199 	spin_unlock(&nn->client_lock);  in put_client_renew()
218 	struct nfsd_net *nn = net_generic(clp->net, nfsd_net_id);  in nfsd4_put_session_locked()  local
220 	lockdep_assert_held(&nn->client_lock);  in nfsd4_put_session_locked()
230 	struct nfsd_net *nn = net_generic(clp->net, nfsd_net_id);  in nfsd4_put_session()  local
232 	spin_lock(&nn->client_lock);  in nfsd4_put_session()
234 	spin_unlock(&nn->client_lock);  in nfsd4_put_session()
239 			struct nfsd_net *nn)  in find_blocked_lock()  argument
243 	spin_lock(&nn->blocked_locks_lock);  in find_blocked_lock()
252 	spin_unlock(&nn->blocked_locks_lock);  in find_blocked_lock()
260 			struct nfsd_net *nn)  in find_or_allocate_block()  argument
264 	nbl = find_blocked_lock(lo, fh, nn);  in find_or_allocate_block()
292 	struct nfsd_net *nn = net_generic(clp->net, nfsd_net_id);  in remove_blocked_locks()  local
297 	spin_lock(&nn->blocked_locks_lock);  in remove_blocked_locks()
305 	spin_unlock(&nn->blocked_locks_lock);  in remove_blocked_locks()
759 static int nfs4_init_cp_state(struct nfsd_net *nn, copy_stateid_t *stid,  in nfs4_init_cp_state()  argument
764 	stid->stid.si_opaque.so_clid.cl_boot = (u32)nn->boot_time;  in nfs4_init_cp_state()
765 	stid->stid.si_opaque.so_clid.cl_id = nn->s2s_cp_cl_id;  in nfs4_init_cp_state()
769 	spin_lock(&nn->s2s_cp_lock);  in nfs4_init_cp_state()
770 	new_id = idr_alloc_cyclic(&nn->s2s_cp_stateids, stid, 0, 0, GFP_NOWAIT);  in nfs4_init_cp_state()
773 	spin_unlock(&nn->s2s_cp_lock);  in nfs4_init_cp_state()
780 int nfs4_init_copy_state(struct nfsd_net *nn, struct nfsd4_copy *copy)  in nfs4_init_copy_state()  argument
782 	return nfs4_init_cp_state(nn, &copy->cp_stateid, NFS4_COPY_STID);  in nfs4_init_copy_state()
785 struct nfs4_cpntf_state *nfs4_alloc_init_cpntf_state(struct nfsd_net *nn,  in nfs4_alloc_init_cpntf_state()  argument
795 	if (!nfs4_init_cp_state(nn, &cps->cp_stateid, NFS4_COPYNOTIFY_STID))  in nfs4_alloc_init_cpntf_state()
797 	spin_lock(&nn->s2s_cp_lock);  in nfs4_alloc_init_cpntf_state()
799 	spin_unlock(&nn->s2s_cp_lock);  in nfs4_alloc_init_cpntf_state()
808 	struct nfsd_net *nn;  in nfs4_free_copy_state()  local
811 	nn = net_generic(copy->cp_clp->net, nfsd_net_id);  in nfs4_free_copy_state()
812 	spin_lock(&nn->s2s_cp_lock);  in nfs4_free_copy_state()
813 	idr_remove(&nn->s2s_cp_stateids,  in nfs4_free_copy_state()
815 	spin_unlock(&nn->s2s_cp_lock);  in nfs4_free_copy_state()
821 	struct nfsd_net *nn;  in nfs4_free_cpntf_statelist()  local
823 	nn = net_generic(net, nfsd_net_id);  in nfs4_free_cpntf_statelist()
824 	spin_lock(&nn->s2s_cp_lock);  in nfs4_free_cpntf_statelist()
828 		_free_cpntf_state_locked(nn, cps);  in nfs4_free_cpntf_statelist()
830 	spin_unlock(&nn->s2s_cp_lock);  in nfs4_free_cpntf_statelist()
1509 	struct nfsd_net *nn = net_generic(oo->oo_owner.so_client->net,  in release_last_closed_stateid()  local
1513 	spin_lock(&nn->client_lock);  in release_last_closed_stateid()
1519 	spin_unlock(&nn->client_lock);  in release_last_closed_stateid()
1648 static u32 nfsd4_get_drc_mem(struct nfsd4_channel_attrs *ca, struct nfsd_net *nn)  in nfsd4_get_drc_mem()  argument
1675 	scale_factor = max_t(unsigned int, 8, nn->nfsd_serv->sv_nrthreads);  in nfsd4_get_drc_mem()
1842 	struct nfsd_net *nn = net_generic(SVC_NET(rqstp), nfsd_net_id);  in init_session()  local
1855 	list_add(&new->se_hash, &nn->sessionid_hashtbl[idx]);  in init_session()
1880 	struct nfsd_net *nn = net_generic(net, nfsd_net_id);  in __find_in_sessionid_hashtbl()  local
1882 	lockdep_assert_held(&nn->client_lock);  in __find_in_sessionid_hashtbl()
1887 	list_for_each_entry(elem, &nn->sessionid_hashtbl[idx], se_hash) {  in __find_in_sessionid_hashtbl()
1921 	struct nfsd_net *nn = net_generic(clp->net, nfsd_net_id);  in unhash_session()  local
1923 	lockdep_assert_held(&nn->client_lock);  in unhash_session()
1933 STALE_CLIENTID(clientid_t *clid, struct nfsd_net *nn)  in STALE_CLIENTID()  argument
1940 	if (clid->cl_boot == (u32)nn->boot_time)  in STALE_CLIENTID()
2036 	struct nfsd_net *nn = net_generic(clp->net, nfsd_net_id);  in unhash_client_locked()  local
2039 	lockdep_assert_held(&nn->client_lock);  in unhash_client_locked()
2047 			rb_erase(&clp->cl_namenode, &nn->conf_name_tree);  in unhash_client_locked()
2049 			rb_erase(&clp->cl_namenode, &nn->unconf_name_tree);  in unhash_client_locked()
2061 	struct nfsd_net *nn = net_generic(clp->net, nfsd_net_id);  in unhash_client()  local
2063 	spin_lock(&nn->client_lock);  in unhash_client()
2065 	spin_unlock(&nn->client_lock);  in unhash_client()
2135 	struct nfsd_net *nn = net_generic(clp->net, nfsd_net_id);  in inc_reclaim_complete()  local
2137 	if (!nn->track_reclaim_completes)  in inc_reclaim_complete()
2139 	if (!nfsd4_find_reclaim_client(clp->cl_name, nn))  in inc_reclaim_complete()
2141 	if (atomic_inc_return(&nn->nr_reclaim_complete) ==  in inc_reclaim_complete()
2142 			nn->reclaim_str_hashtbl_size) {  in inc_reclaim_complete()
2145 		nfsd4_end_grace(nn);  in inc_reclaim_complete()
2286 static void gen_confirm(struct nfs4_client *clp, struct nfsd_net *nn)  in gen_confirm()  argument
2295 	verf[1] = (__force __be32)nn->clverifier_counter++;  in gen_confirm()
2299 static void gen_clid(struct nfs4_client *clp, struct nfsd_net *nn)  in gen_clid()  argument
2301 	clp->cl_clientid.cl_boot = (u32)nn->boot_time;  in gen_clid()
2302 	clp->cl_clientid.cl_id = nn->clientid_counter++;  in gen_clid()
2303 	gen_confirm(clp, nn);  in gen_clid()
2653 	struct nfsd_net *nn = net_generic(clp->net, nfsd_net_id);  in force_expire_client()  local
2656 	spin_lock(&nn->client_lock);  in force_expire_client()
2658 	spin_unlock(&nn->client_lock);  in force_expire_client()
2661 	spin_lock(&nn->client_lock);  in force_expire_client()
2665 	spin_unlock(&nn->client_lock);  in force_expire_client()
2711 	struct nfsd_net *nn = net_generic(net, nfsd_net_id);  in create_client()  local
2722 	gen_clid(clp, nn);  in create_client()
2731 	clp->cl_nfsd_dentry = nfsd_client_mkdir(nn, &clp->cl_nfsdfs,  in create_client()
2732 			clp->cl_clientid.cl_id - nn->clientid_base,  in create_client()
2785 	struct nfsd_net *nn = net_generic(clp->net, nfsd_net_id);  in add_to_unconfirmed()  local
2787 	lockdep_assert_held(&nn->client_lock);  in add_to_unconfirmed()
2790 	add_clp_to_name_tree(clp, &nn->unconf_name_tree);  in add_to_unconfirmed()
2792 	list_add(&clp->cl_idhash, &nn->unconf_id_hashtbl[idhashval]);  in add_to_unconfirmed()
2800 	struct nfsd_net *nn = net_generic(clp->net, nfsd_net_id);  in move_to_confirmed()  local
2802 	lockdep_assert_held(&nn->client_lock);  in move_to_confirmed()
2805 	list_move(&clp->cl_idhash, &nn->conf_id_hashtbl[idhashval]);  in move_to_confirmed()
2806 	rb_erase(&clp->cl_namenode, &nn->unconf_name_tree);  in move_to_confirmed()
2807 	add_clp_to_name_tree(clp, &nn->conf_name_tree);  in move_to_confirmed()
2830 find_confirmed_client(clientid_t *clid, bool sessions, struct nfsd_net *nn)  in find_confirmed_client()  argument
2832 	struct list_head *tbl = nn->conf_id_hashtbl;  in find_confirmed_client()
2834 	lockdep_assert_held(&nn->client_lock);  in find_confirmed_client()
2839 find_unconfirmed_client(clientid_t *clid, bool sessions, struct nfsd_net *nn)  in find_unconfirmed_client()  argument
2841 	struct list_head *tbl = nn->unconf_id_hashtbl;  in find_unconfirmed_client()
2843 	lockdep_assert_held(&nn->client_lock);  in find_unconfirmed_client()
2853 find_confirmed_client_by_name(struct xdr_netobj *name, struct nfsd_net *nn)  in find_confirmed_client_by_name()  argument
2855 	lockdep_assert_held(&nn->client_lock);  in find_confirmed_client_by_name()
2856 	return find_clp_in_name_tree(name, &nn->conf_name_tree);  in find_confirmed_client_by_name()
2860 find_unconfirmed_client_by_name(struct xdr_netobj *name, struct nfsd_net *nn)  in find_unconfirmed_client_by_name()  argument
2862 	lockdep_assert_held(&nn->client_lock);  in find_unconfirmed_client_by_name()
2863 	return find_clp_in_name_tree(name, &nn->unconf_name_tree);  in find_unconfirmed_client_by_name()
3073 	struct nfsd_net		*nn = net_generic(SVC_NET(rqstp), nfsd_net_id);  in nfsd4_exchange_id()  local
3135 	spin_lock(&nn->client_lock);  in nfsd4_exchange_id()
3136 	conf = find_confirmed_client_by_name(&exid->clname, nn);  in nfsd4_exchange_id()
3183 	unconf  = find_unconfirmed_client_by_name(&exid->clname, nn);  in nfsd4_exchange_id()
3212 	spin_unlock(&nn->client_lock);  in nfsd4_exchange_id()
3280 static __be32 check_forechannel_attrs(struct nfsd4_channel_attrs *ca, struct nfsd_net *nn)  in check_forechannel_attrs()  argument
3282 	u32 maxrpc = nn->nfsd_serv->sv_max_mesg;  in check_forechannel_attrs()
3305 	ca->maxreqs = nfsd4_get_drc_mem(ca, nn);  in check_forechannel_attrs()
3371 	struct nfsd_net *nn = net_generic(SVC_NET(rqstp), nfsd_net_id);  in nfsd4_create_session()  local
3378 	status = check_forechannel_attrs(&cr_ses->fore_channel, nn);  in nfsd4_create_session()
3392 	spin_lock(&nn->client_lock);  in nfsd4_create_session()
3393 	unconf = find_unconfirmed_client(&cr_ses->clientid, true, nn);  in nfsd4_create_session()
3394 	conf = find_confirmed_client(&cr_ses->clientid, true, nn);  in nfsd4_create_session()
3424 		old = find_confirmed_client_by_name(&unconf->cl_name, nn);  in nfsd4_create_session()
3454 	spin_unlock(&nn->client_lock);  in nfsd4_create_session()
3462 	spin_unlock(&nn->client_lock);  in nfsd4_create_session()
3493 	struct nfsd_net *nn = net_generic(SVC_NET(rqstp), nfsd_net_id);  in nfsd4_backchannel_ctl()  local
3499 	spin_lock(&nn->client_lock);  in nfsd4_backchannel_ctl()
3502 	spin_unlock(&nn->client_lock);  in nfsd4_backchannel_ctl()
3559 	struct nfsd_net *nn = net_generic(net, nfsd_net_id);  in nfsd4_bind_conn_to_session()  local
3563 	spin_lock(&nn->client_lock);  in nfsd4_bind_conn_to_session()
3565 	spin_unlock(&nn->client_lock);  in nfsd4_bind_conn_to_session()
3613 	struct nfsd_net *nn = net_generic(net, nfsd_net_id);  in nfsd4_destroy_session()  local
3622 	spin_lock(&nn->client_lock);  in nfsd4_destroy_session()
3633 	spin_unlock(&nn->client_lock);  in nfsd4_destroy_session()
3637 	spin_lock(&nn->client_lock);  in nfsd4_destroy_session()
3642 	spin_unlock(&nn->client_lock);  in nfsd4_destroy_session()
3736 	struct nfsd_net *nn = net_generic(net, nfsd_net_id);  in nfsd4_sequence()  local
3749 	spin_lock(&nn->client_lock);  in nfsd4_sequence()
3839 	spin_unlock(&nn->client_lock);  in nfsd4_sequence()
3871 	struct nfsd_net *nn = net_generic(SVC_NET(rqstp), nfsd_net_id);  in nfsd4_destroy_clientid()  local
3873 	spin_lock(&nn->client_lock);  in nfsd4_destroy_clientid()
3874 	unconf = find_unconfirmed_client(&dc->clientid, true, nn);  in nfsd4_destroy_clientid()
3875 	conf = find_confirmed_client(&dc->clientid, true, nn);  in nfsd4_destroy_clientid()
3900 	spin_unlock(&nn->client_lock);  in nfsd4_destroy_clientid()
3956 	struct nfsd_net		*nn = net_generic(SVC_NET(rqstp), nfsd_net_id);  in nfsd4_setclientid()  local
3962 	spin_lock(&nn->client_lock);  in nfsd4_setclientid()
3963 	conf = find_confirmed_client_by_name(&clname, nn);  in nfsd4_setclientid()
3974 	unconf = find_unconfirmed_client_by_name(&clname, nn);  in nfsd4_setclientid()
3980 		gen_confirm(new, nn);  in nfsd4_setclientid()
3991 	spin_unlock(&nn->client_lock);  in nfsd4_setclientid()
4012 	struct nfsd_net	*nn = net_generic(SVC_NET(rqstp), nfsd_net_id);  in nfsd4_setclientid_confirm()  local
4014 	if (STALE_CLIENTID(clid, nn))  in nfsd4_setclientid_confirm()
4017 	spin_lock(&nn->client_lock);  in nfsd4_setclientid_confirm()
4018 	conf = find_confirmed_client(clid, false, nn);  in nfsd4_setclientid_confirm()
4019 	unconf = find_unconfirmed_client(clid, false, nn);  in nfsd4_setclientid_confirm()
4047 		old = find_confirmed_client_by_name(&unconf->cl_name, nn);  in nfsd4_setclientid_confirm()
4066 	spin_unlock(&nn->client_lock);  in nfsd4_setclientid_confirm()
4068 	spin_lock(&nn->client_lock);  in nfsd4_setclientid_confirm()
4071 	spin_unlock(&nn->client_lock);  in nfsd4_setclientid_confirm()
4403 	struct nfsd_net *nn = net_generic(s->st_stid.sc_client->net,  in move_to_close_lru()  local
4425 	spin_lock(&nn->client_lock);  in move_to_close_lru()
4428 	list_move_tail(&oo->oo_close_lru, &nn->close_lru);  in move_to_close_lru()
4430 	spin_unlock(&nn->client_lock);  in move_to_close_lru()
4511 	struct nfsd_net *nn = net_generic(dp->dl_stid.sc_client->net,  in nfsd4_cb_recall_prepare()  local
4526 		list_add_tail(&dp->dl_recall_lru, &nn->del_recall_lru);  in nfsd4_cb_recall_prepare()
4665 		struct nfsd_net *nn,  in lookup_clientid()  argument
4677 	if (STALE_CLIENTID(clid, nn))  in lookup_clientid()
4686 	spin_lock(&nn->client_lock);  in lookup_clientid()
4687 	found = find_confirmed_client(clid, sessions, nn);  in lookup_clientid()
4689 		spin_unlock(&nn->client_lock);  in lookup_clientid()
4693 	spin_unlock(&nn->client_lock);  in lookup_clientid()
4702 		    struct nfsd4_open *open, struct nfsd_net *nn)  in nfsd4_process_open1()  argument
4710 	if (STALE_CLIENTID(&open->op_clientid, nn))  in nfsd4_process_open1()
4720 	status = lookup_clientid(clientid, cstate, nn, false);  in nfsd4_process_open1()
5307 	struct nfsd_net *nn = net_generic(SVC_NET(rqstp), nfsd_net_id);  in nfsd4_renew()  local
5310 	status = lookup_clientid(clid, cstate, nn, false);  in nfsd4_renew()
5324 nfsd4_end_grace(struct nfsd_net *nn)  in nfsd4_end_grace()  argument
5327 	if (nn->grace_ended)  in nfsd4_end_grace()
5330 	trace_nfsd_grace_complete(nn);  in nfsd4_end_grace()
5331 	nn->grace_ended = true;  in nfsd4_end_grace()
5338 	nfsd4_record_grace_done(nn);  in nfsd4_end_grace()
5348 	locks_end_grace(&nn->nfsd4_manager);  in nfsd4_end_grace()
5360 static bool clients_still_reclaiming(struct nfsd_net *nn)  in clients_still_reclaiming()  argument
5362 	time64_t double_grace_period_end = nn->boot_time +  in clients_still_reclaiming()
5363 					   2 * nn->nfsd4_lease;  in clients_still_reclaiming()
5365 	if (nn->track_reclaim_completes &&  in clients_still_reclaiming()
5366 			atomic_read(&nn->nr_reclaim_complete) ==  in clients_still_reclaiming()
5367 			nn->reclaim_str_hashtbl_size)  in clients_still_reclaiming()
5369 	if (!nn->somebody_reclaimed)  in clients_still_reclaiming()
5371 	nn->somebody_reclaimed = false;  in clients_still_reclaiming()
5382 nfs4_laundromat(struct nfsd_net *nn)  in nfs4_laundromat()  argument
5390 	time64_t cutoff = ktime_get_boottime_seconds() - nn->nfsd4_lease;  in nfs4_laundromat()
5391 	time64_t t, new_timeo = nn->nfsd4_lease;  in nfs4_laundromat()
5396 	if (clients_still_reclaiming(nn)) {  in nfs4_laundromat()
5400 	nfsd4_end_grace(nn);  in nfs4_laundromat()
5403 	spin_lock(&nn->s2s_cp_lock);  in nfs4_laundromat()
5404 	idr_for_each_entry(&nn->s2s_cp_stateids, cps_t, i) {  in nfs4_laundromat()
5408 			_free_cpntf_state_locked(nn, cps);  in nfs4_laundromat()
5410 	spin_unlock(&nn->s2s_cp_lock);  in nfs4_laundromat()
5412 	spin_lock(&nn->client_lock);  in nfs4_laundromat()
5413 	list_for_each_safe(pos, next, &nn->client_lru) {  in nfs4_laundromat()
5426 	spin_unlock(&nn->client_lock);  in nfs4_laundromat()
5434 	list_for_each_safe(pos, next, &nn->del_recall_lru) {  in nfs4_laundromat()
5452 	spin_lock(&nn->client_lock);  in nfs4_laundromat()
5453 	while (!list_empty(&nn->close_lru)) {  in nfs4_laundromat()
5454 		oo = list_first_entry(&nn->close_lru, struct nfs4_openowner,  in nfs4_laundromat()
5464 		spin_unlock(&nn->client_lock);  in nfs4_laundromat()
5466 		spin_lock(&nn->client_lock);  in nfs4_laundromat()
5468 	spin_unlock(&nn->client_lock);  in nfs4_laundromat()
5482 	spin_lock(&nn->blocked_locks_lock);  in nfs4_laundromat()
5483 	while (!list_empty(&nn->blocked_locks_lru)) {  in nfs4_laundromat()
5484 		nbl = list_first_entry(&nn->blocked_locks_lru,  in nfs4_laundromat()
5494 	spin_unlock(&nn->blocked_locks_lock);  in nfs4_laundromat()
5515 	struct nfsd_net *nn = container_of(dwork, struct nfsd_net,  in laundromat_main()  local
5518 	t = nfs4_laundromat(nn);  in laundromat_main()
5519 	queue_delayed_work(laundry_wq, &nn->laundromat_work, t*HZ);  in laundromat_main()
5679 		     struct nfs4_stid **s, struct nfsd_net *nn)  in nfsd4_lookup_stateid()  argument
5696 	status = lookup_clientid(&stateid->si_opaque.so_clid, cstate, nn,  in nfsd4_lookup_stateid()
5776 _free_cpntf_state_locked(struct nfsd_net *nn, struct nfs4_cpntf_state *cps)  in _free_cpntf_state_locked()  argument
5782 	idr_remove(&nn->s2s_cp_stateids,  in _free_cpntf_state_locked()
5791 __be32 manage_cpntf_state(struct nfsd_net *nn, stateid_t *st,  in manage_cpntf_state()  argument
5798 	if (st->si_opaque.so_clid.cl_id != nn->s2s_cp_cl_id)  in manage_cpntf_state()
5800 	spin_lock(&nn->s2s_cp_lock);  in manage_cpntf_state()
5801 	cps_t = idr_find(&nn->s2s_cp_stateids, st->si_opaque.so_id);  in manage_cpntf_state()
5812 			_free_cpntf_state_locked(nn, state);  in manage_cpntf_state()
5815 	spin_unlock(&nn->s2s_cp_lock);  in manage_cpntf_state()
5823 static __be32 find_cpntf_state(struct nfsd_net *nn, stateid_t *st,  in find_cpntf_state()  argument
5830 	status = manage_cpntf_state(nn, st, NULL, &cps);  in find_cpntf_state()
5836 	status = lookup_clientid(&cps->cp_p_clid, &cstate, nn, true);  in find_cpntf_state()
5841 				stid, nn);  in find_cpntf_state()
5844 	nfs4_put_cpntf_state(nn, cps);  in find_cpntf_state()
5848 void nfs4_put_cpntf_state(struct nfsd_net *nn, struct nfs4_cpntf_state *cps)  in nfs4_put_cpntf_state()  argument
5850 	spin_lock(&nn->s2s_cp_lock);  in nfs4_put_cpntf_state()
5851 	_free_cpntf_state_locked(nn, cps);  in nfs4_put_cpntf_state()
5852 	spin_unlock(&nn->s2s_cp_lock);  in nfs4_put_cpntf_state()
5866 	struct nfsd_net *nn = net_generic(net, nfsd_net_id);  in nfs4_preprocess_stateid_op()  local
5883 				&s, nn);  in nfs4_preprocess_stateid_op()
5885 		status = find_cpntf_state(nn, stateid, &s);  in nfs4_preprocess_stateid_op()
6052 			 struct nfsd_net *nn)  in nfs4_preprocess_seqid_op()  argument
6061 	status = nfsd4_lookup_stateid(cstate, stateid, typemask, &s, nn);  in nfs4_preprocess_seqid_op()
6076 						 stateid_t *stateid, struct nfs4_ol_stateid **stpp, struct nfsd_net *nn)  in nfs4_preprocess_confirmed_seqid_op()  argument
6083 						NFS4_OPEN_STID, &stp, nn);  in nfs4_preprocess_confirmed_seqid_op()
6104 	struct nfsd_net *nn = net_generic(SVC_NET(rqstp), nfsd_net_id);  in nfsd4_open_confirm()  local
6115 					NFS4_OPEN_STID, &stp, nn);  in nfsd4_open_confirm()
6170 	struct nfsd_net *nn = net_generic(SVC_NET(rqstp), nfsd_net_id);  in nfsd4_open_downgrade()  local
6181 					&od->od_stateid, &stp, nn);  in nfsd4_open_downgrade()
6243 	struct nfsd_net *nn = net_generic(net, nfsd_net_id);  in nfsd4_close()  local
6251 					&stp, nn);  in nfsd4_close()
6293 	struct nfsd_net *nn = net_generic(SVC_NET(rqstp), nfsd_net_id);  in nfsd4_delegreturn()  local
6298 	status = nfsd4_lookup_stateid(cstate, stateid, NFS4_DELEG_STID, &s, nn);  in nfsd4_delegreturn()
6373 	struct nfsd_net			*nn = net_generic(net, nfsd_net_id);  in nfsd4_lm_notify()  local
6379 	spin_lock(&nn->blocked_locks_lock);  in nfsd4_lm_notify()
6385 	spin_unlock(&nn->blocked_locks_lock);  in nfsd4_lm_notify()
6690 	struct nfsd_net *nn = net_generic(net, nfsd_net_id);  in nfsd4_lock()  local
6713 		if (STALE_CLIENTID(&lock->lk_new_clientid, nn))  in nfsd4_lock()
6720 					&open_stp, nn);  in nfsd4_lock()
6735 				       NFS4_LOCK_STID, &lock_stp, nn);  in nfsd4_lock()
6789 	nbl = find_or_allocate_block(lock_sop, &fp->fi_fhandle, nn);  in nfsd4_lock()
6816 		spin_lock(&nn->blocked_locks_lock);  in nfsd4_lock()
6818 		list_add_tail(&nbl->nbl_lru, &nn->blocked_locks_lru);  in nfsd4_lock()
6819 		spin_unlock(&nn->blocked_locks_lock);  in nfsd4_lock()
6828 			nn->somebody_reclaimed = true;  in nfsd4_lock()
6850 			spin_lock(&nn->blocked_locks_lock);  in nfsd4_lock()
6853 			spin_unlock(&nn->blocked_locks_lock);  in nfsd4_lock()
6923 	struct nfsd_net *nn = net_generic(SVC_NET(rqstp), nfsd_net_id);  in nfsd4_lockt()  local
6932 		status = lookup_clientid(&lockt->lt_clientid, cstate, nn,  in nfsd4_lockt()
7000 	struct nfsd_net *nn = net_generic(SVC_NET(rqstp), nfsd_net_id);  in nfsd4_locku()  local
7011 					&stp, nn);  in nfsd4_locku()
7110 	struct nfsd_net *nn = net_generic(SVC_NET(rqstp), nfsd_net_id);  in nfsd4_release_lockowner()  local
7117 	status = lookup_clientid(clid, cstate, nn, false);  in nfsd4_release_lockowner()
7167 nfs4_has_reclaimed_state(struct xdr_netobj name, struct nfsd_net *nn)  in nfs4_has_reclaimed_state()  argument
7171 	crp = nfsd4_find_reclaim_client(name, nn);  in nfs4_has_reclaimed_state()
7183 		struct nfsd_net *nn)  in nfs4_client_to_reclaim()  argument
7192 		list_add(&crp->cr_strhash, &nn->reclaim_str_hashtbl[strhashval]);  in nfs4_client_to_reclaim()
7198 		nn->reclaim_str_hashtbl_size++;  in nfs4_client_to_reclaim()
7204 nfs4_remove_reclaim_record(struct nfs4_client_reclaim *crp, struct nfsd_net *nn)  in nfs4_remove_reclaim_record()  argument
7210 	nn->reclaim_str_hashtbl_size--;  in nfs4_remove_reclaim_record()
7214 nfs4_release_reclaim(struct nfsd_net *nn)  in nfs4_release_reclaim()  argument
7220 		while (!list_empty(&nn->reclaim_str_hashtbl[i])) {  in nfs4_release_reclaim()
7221 			crp = list_entry(nn->reclaim_str_hashtbl[i].next,  in nfs4_release_reclaim()
7223 			nfs4_remove_reclaim_record(crp, nn);  in nfs4_release_reclaim()
7226 	WARN_ON_ONCE(nn->reclaim_str_hashtbl_size);  in nfs4_release_reclaim()
7232 nfsd4_find_reclaim_client(struct xdr_netobj name, struct nfsd_net *nn)  in nfsd4_find_reclaim_client()  argument
7238 	list_for_each_entry(crp, &nn->reclaim_str_hashtbl[strhashval], cr_strhash) {  in nfsd4_find_reclaim_client()
7252 		struct nfsd_net *nn)  in nfs4_check_open_reclaim()  argument
7257 	status = lookup_clientid(clid, cstate, nn, false);  in nfs4_check_open_reclaim()
7293 	struct nfsd_net *nn = net_generic(net, nfsd_net_id);  in nfs4_state_create_net()  local
7296 	nn->conf_id_hashtbl = kmalloc_array(CLIENT_HASH_SIZE,  in nfs4_state_create_net()
7299 	if (!nn->conf_id_hashtbl)  in nfs4_state_create_net()
7301 	nn->unconf_id_hashtbl = kmalloc_array(CLIENT_HASH_SIZE,  in nfs4_state_create_net()
7304 	if (!nn->unconf_id_hashtbl)  in nfs4_state_create_net()
7306 	nn->sessionid_hashtbl = kmalloc_array(SESSION_HASH_SIZE,  in nfs4_state_create_net()
7309 	if (!nn->sessionid_hashtbl)  in nfs4_state_create_net()
7313 		INIT_LIST_HEAD(&nn->conf_id_hashtbl[i]);  in nfs4_state_create_net()
7314 		INIT_LIST_HEAD(&nn->unconf_id_hashtbl[i]);  in nfs4_state_create_net()
7317 		INIT_LIST_HEAD(&nn->sessionid_hashtbl[i]);  in nfs4_state_create_net()
7318 	nn->conf_name_tree = RB_ROOT;  in nfs4_state_create_net()
7319 	nn->unconf_name_tree = RB_ROOT;  in nfs4_state_create_net()
7320 	nn->boot_time = ktime_get_real_seconds();  in nfs4_state_create_net()
7321 	nn->grace_ended = false;  in nfs4_state_create_net()
7322 	nn->nfsd4_manager.block_opens = true;  in nfs4_state_create_net()
7323 	INIT_LIST_HEAD(&nn->nfsd4_manager.list);  in nfs4_state_create_net()
7324 	INIT_LIST_HEAD(&nn->client_lru);  in nfs4_state_create_net()
7325 	INIT_LIST_HEAD(&nn->close_lru);  in nfs4_state_create_net()
7326 	INIT_LIST_HEAD(&nn->del_recall_lru);  in nfs4_state_create_net()
7327 	spin_lock_init(&nn->client_lock);  in nfs4_state_create_net()
7328 	spin_lock_init(&nn->s2s_cp_lock);  in nfs4_state_create_net()
7329 	idr_init(&nn->s2s_cp_stateids);  in nfs4_state_create_net()
7331 	spin_lock_init(&nn->blocked_locks_lock);  in nfs4_state_create_net()
7332 	INIT_LIST_HEAD(&nn->blocked_locks_lru);  in nfs4_state_create_net()
7334 	INIT_DELAYED_WORK(&nn->laundromat_work, laundromat_main);  in nfs4_state_create_net()
7340 	kfree(nn->unconf_id_hashtbl);  in nfs4_state_create_net()
7342 	kfree(nn->conf_id_hashtbl);  in nfs4_state_create_net()
7352 	struct nfsd_net *nn = net_generic(net, nfsd_net_id);  in nfs4_state_destroy_net()  local
7355 		while (!list_empty(&nn->conf_id_hashtbl[i])) {  in nfs4_state_destroy_net()
7356 			clp = list_entry(nn->conf_id_hashtbl[i].next, struct nfs4_client, cl_idhash);  in nfs4_state_destroy_net()
7361 	WARN_ON(!list_empty(&nn->blocked_locks_lru));  in nfs4_state_destroy_net()
7364 		while (!list_empty(&nn->unconf_id_hashtbl[i])) {  in nfs4_state_destroy_net()
7365 			clp = list_entry(nn->unconf_id_hashtbl[i].next, struct nfs4_client, cl_idhash);  in nfs4_state_destroy_net()
7370 	kfree(nn->sessionid_hashtbl);  in nfs4_state_destroy_net()
7371 	kfree(nn->unconf_id_hashtbl);  in nfs4_state_destroy_net()
7372 	kfree(nn->conf_id_hashtbl);  in nfs4_state_destroy_net()
7379 	struct nfsd_net *nn = net_generic(net, nfsd_net_id);  in nfs4_state_start_net()  local
7387 		mntput(nn->nfsd_mnt);  in nfs4_state_start_net()
7390 	locks_start_grace(net, &nn->nfsd4_manager);  in nfs4_state_start_net()
7392 	if (nn->track_reclaim_completes && nn->reclaim_str_hashtbl_size == 0)  in nfs4_state_start_net()
7395 	       nn->nfsd4_grace, net->ns.inum);  in nfs4_state_start_net()
7396 	trace_nfsd_grace_start(nn);  in nfs4_state_start_net()
7397 	queue_delayed_work(laundry_wq, &nn->laundromat_work, nn->nfsd4_grace * HZ);  in nfs4_state_start_net()
7403 	queue_delayed_work(laundry_wq, &nn->laundromat_work, nn->nfsd4_lease * HZ);  in nfs4_state_start_net()
7404 	nfsd4_end_grace(nn);  in nfs4_state_start_net()
7438 	struct nfsd_net *nn = net_generic(net, nfsd_net_id);  in nfs4_state_shutdown_net()  local
7440 	cancel_delayed_work_sync(&nn->laundromat_work);  in nfs4_state_shutdown_net()
7441 	locks_end_grace(&nn->nfsd4_manager);  in nfs4_state_shutdown_net()
7445 	list_for_each_safe(pos, next, &nn->del_recall_lru) {  in nfs4_state_shutdown_net()
7459 	mntput(nn->nfsd_mnt);  in nfs4_state_shutdown_net()