86 static void nfs4_free_ol_stateid(struct nfs4_stid *stid);
940 	struct nfs4_stid *stid;  in nfs4_alloc_stid()  local
943 	stid = kmem_cache_zalloc(slab, GFP_KERNEL);  in nfs4_alloc_stid()
944 	if (!stid)  in nfs4_alloc_stid()
950 	new_id = idr_alloc_cyclic(&cl->cl_stateids, stid, 1, 0, GFP_NOWAIT);  in nfs4_alloc_stid()
956 	stid->sc_free = sc_free;  in nfs4_alloc_stid()
957 	stid->sc_client = cl;  in nfs4_alloc_stid()
958 	stid->sc_stateid.si_opaque.so_id = new_id;  in nfs4_alloc_stid()
959 	stid->sc_stateid.si_opaque.so_clid = cl->cl_clientid;  in nfs4_alloc_stid()
961 	refcount_set(&stid->sc_count, 1);  in nfs4_alloc_stid()
962 	spin_lock_init(&stid->sc_lock);  in nfs4_alloc_stid()
963 	INIT_LIST_HEAD(&stid->sc_cp_list);  in nfs4_alloc_stid()
974 	return stid;  in nfs4_alloc_stid()
976 	kmem_cache_free(slab, stid);  in nfs4_alloc_stid()
983 static int nfs4_init_cp_state(struct nfsd_net *nn, copy_stateid_t *stid,  in nfs4_init_cp_state()  argument
988 	stid->cs_stid.si_opaque.so_clid.cl_boot = (u32)nn->boot_time;  in nfs4_init_cp_state()
989 	stid->cs_stid.si_opaque.so_clid.cl_id = nn->s2s_cp_cl_id;  in nfs4_init_cp_state()
993 	new_id = idr_alloc_cyclic(&nn->s2s_cp_stateids, stid, 0, 0, GFP_NOWAIT);  in nfs4_init_cp_state()
994 	stid->cs_stid.si_opaque.so_id = new_id;  in nfs4_init_cp_state()
995 	stid->cs_stid.si_generation = 1;  in nfs4_init_cp_state()
1000 	stid->cs_type = cs_type;  in nfs4_init_cp_state()
1043 static void nfs4_free_cpntf_statelist(struct net *net, struct nfs4_stid *stid)  in nfs4_free_cpntf_statelist()  argument
1050 	while (!list_empty(&stid->sc_cp_list)) {  in nfs4_free_cpntf_statelist()
1051 		cps = list_first_entry(&stid->sc_cp_list,  in nfs4_free_cpntf_statelist()
1060 	struct nfs4_stid *stid;  in nfs4_alloc_open_stateid()  local
1062 	stid = nfs4_alloc_stid(clp, stateid_slab, nfs4_free_ol_stateid);  in nfs4_alloc_open_stateid()
1063 	if (!stid)  in nfs4_alloc_open_stateid()
1066 	return openlockstateid(stid);  in nfs4_alloc_open_stateid()
1069 static void nfs4_free_deleg(struct nfs4_stid *stid)  in nfs4_free_deleg()  argument
1071 	struct nfs4_delegation *dp = delegstateid(stid);  in nfs4_free_deleg()
1073 	WARN_ON_ONCE(!list_empty(&stid->sc_cp_list));  in nfs4_free_deleg()
1077 	kmem_cache_free(deleg_slab, stid);  in nfs4_free_deleg()
1219 nfs4_inc_and_copy_stateid(stateid_t *dst, struct nfs4_stid *stid)  in nfs4_inc_and_copy_stateid()  argument
1221 	stateid_t *src = &stid->sc_stateid;  in nfs4_inc_and_copy_stateid()
1223 	spin_lock(&stid->sc_lock);  in nfs4_inc_and_copy_stateid()
1227 	spin_unlock(&stid->sc_lock);  in nfs4_inc_and_copy_stateid()
1484 static void nfs4_free_ol_stateid(struct nfs4_stid *stid)  in nfs4_free_ol_stateid()  argument
1486 	struct nfs4_ol_stateid *stp = openlockstateid(stid);  in nfs4_free_ol_stateid()
1492 	WARN_ON(!list_empty(&stid->sc_cp_list));  in nfs4_free_ol_stateid()
1493 	kmem_cache_free(stateid_slab, stid);  in nfs4_free_ol_stateid()
1496 static void nfs4_free_lock_stateid(struct nfs4_stid *stid)  in nfs4_free_lock_stateid()  argument
1498 	struct nfs4_ol_stateid *stp = openlockstateid(stid);  in nfs4_free_lock_stateid()
1508 	nfs4_free_ol_stateid(stid);  in nfs4_free_lock_stateid()
2607 static void nfs4_show_stateid(struct seq_file *s, stateid_t *stid)  in nfs4_show_stateid()  argument
2609 	seq_printf(s, "0x%.8x", stid->si_generation);  in nfs4_show_stateid()
2610 	seq_printf(s, "%12phN", &stid->si_opaque);  in nfs4_show_stateid()
6433 	struct nfs4_stid *stid;  in nfsd4_lookup_stateid()  local
6456 	stid = find_stateid_by_type(cstate->clp, stateid, typemask);  in nfsd4_lookup_stateid()
6457 	if (!stid)  in nfsd4_lookup_stateid()
6459 	if ((stid->sc_type == NFS4_REVOKED_DELEG_STID) && !return_revoked) {  in nfsd4_lookup_stateid()
6460 		nfs4_put_stid(stid);  in nfsd4_lookup_stateid()
6465 	*s = stid;  in nfsd4_lookup_stateid()
6579 			       struct nfs4_stid **stid)  in find_cpntf_state()  argument
6596 	*stid = find_stateid_by_type(found, &cps->cp_p_stateid,  in find_cpntf_state()
6598 	if (*stid)  in find_cpntf_state()