103 static bool is_session_dead(struct nfsd4_session *ses)  in is_session_dead()  argument
105 	return ses->se_flags & NFS4_SESSION_DEAD;  in is_session_dead()
108 static __be32 mark_session_dead_locked(struct nfsd4_session *ses, int ref_held_by_me)  in mark_session_dead_locked()  argument
110 	if (atomic_read(&ses->se_ref) > ref_held_by_me)  in mark_session_dead_locked()
112 	ses->se_flags |= NFS4_SESSION_DEAD;  in mark_session_dead_locked()
178 static __be32 nfsd4_get_session_locked(struct nfsd4_session *ses)  in nfsd4_get_session_locked()  argument
182 	if (is_session_dead(ses))  in nfsd4_get_session_locked()
184 	status = get_client_locked(ses->se_client);  in nfsd4_get_session_locked()
187 	atomic_inc(&ses->se_ref);  in nfsd4_get_session_locked()
191 static void nfsd4_put_session_locked(struct nfsd4_session *ses)  in nfsd4_put_session_locked()  argument
193 	struct nfs4_client *clp = ses->se_client;  in nfsd4_put_session_locked()
198 	if (atomic_dec_and_test(&ses->se_ref) && is_session_dead(ses))  in nfsd4_put_session_locked()
199 		free_session(ses);  in nfsd4_put_session_locked()
203 static void nfsd4_put_session(struct nfsd4_session *ses)  in nfsd4_put_session()  argument
205 	struct nfs4_client *clp = ses->se_client;  in nfsd4_put_session()
209 	nfsd4_put_session_locked(ses);  in nfsd4_put_session()
1357 gen_sessionid(struct nfsd4_session *ses)  in gen_sessionid()  argument
1359 	struct nfs4_client *clp = ses->se_client;  in gen_sessionid()
1362 	sid = (struct nfsd4_sessionid *)ses->se_sessionid.data;  in gen_sessionid()
1383 free_session_slots(struct nfsd4_session *ses)  in free_session_slots()  argument
1387 	for (i = 0; i < ses->se_fchannel.maxreqs; i++)  in free_session_slots()
1388 		kfree(ses->se_slots[i]);  in free_session_slots()
1503 static void __nfsd4_hash_conn(struct nfsd4_conn *conn, struct nfsd4_session *ses)  in __nfsd4_hash_conn()  argument
1505 	conn->cn_session = ses;  in __nfsd4_hash_conn()
1506 	list_add(&conn->cn_persession, &ses->se_conns);  in __nfsd4_hash_conn()
1509 static void nfsd4_hash_conn(struct nfsd4_conn *conn, struct nfsd4_session *ses)  in nfsd4_hash_conn()  argument
1511 	struct nfs4_client *clp = ses->se_client;  in nfsd4_hash_conn()
1514 	__nfsd4_hash_conn(conn, ses);  in nfsd4_hash_conn()
1524 …ic void nfsd4_init_conn(struct svc_rqst *rqstp, struct nfsd4_conn *conn, struct nfsd4_session *ses)  in nfsd4_init_conn()  argument
1528 	nfsd4_hash_conn(conn, ses);  in nfsd4_init_conn()
1534 	nfsd4_probe_callback_sync(ses->se_client);  in nfsd4_init_conn()
1566 static void __free_session(struct nfsd4_session *ses)  in __free_session()  argument
1568 	free_session_slots(ses);  in __free_session()
1569 	kfree(ses);  in __free_session()
1572 static void free_session(struct nfsd4_session *ses)  in free_session()  argument
1574 	nfsd4_del_conns(ses);  in free_session()
1575 	nfsd4_put_drc_mem(&ses->se_fchannel);  in free_session()
1576 	__free_session(ses);  in free_session()
1658 unhash_session(struct nfsd4_session *ses)  in unhash_session()  argument
1660 	struct nfs4_client *clp = ses->se_client;  in unhash_session()
1665 	list_del(&ses->se_hash);  in unhash_session()
1666 	spin_lock(&ses->se_client->cl_lock);  in unhash_session()
1667 	list_del(&ses->se_perclnt);  in unhash_session()
1668 	spin_unlock(&ses->se_client->cl_lock);  in unhash_session()
1736 		struct nfsd4_session *ses;  in free_client()  local
1737 		ses = list_entry(clp->cl_sessions.next, struct nfsd4_session,  in free_client()
1739 		list_del(&ses->se_perclnt);  in free_client()
1740 		WARN_ON_ONCE(atomic_read(&ses->se_ref));  in free_client()
1741 		free_session(ses);  in free_client()
1756 	struct nfsd4_session *ses;  in unhash_client_locked()  local
1772 	list_for_each_entry(ses, &clp->cl_sessions, se_perclnt)  in unhash_client_locked()
1773 		list_del_init(&ses->se_hash);  in unhash_client_locked()
2798 	struct nfsd4_session *ses;  in nfsd4_destroy_session()  local
2812 	ses = find_in_sessionid_hashtbl(&sessionid->sessionid, net, &status);  in nfsd4_destroy_session()
2813 	if (!ses)  in nfsd4_destroy_session()
2816 	if (!mach_creds_match(ses->se_client, r))  in nfsd4_destroy_session()
2818 	status = mark_session_dead_locked(ses, 1 + ref_held_by_me);  in nfsd4_destroy_session()
2821 	unhash_session(ses);  in nfsd4_destroy_session()
2824 	nfsd4_probe_callback_sync(ses->se_client);  in nfsd4_destroy_session()
2829 	nfsd4_put_session_locked(ses);  in nfsd4_destroy_session()
2848 static __be32 nfsd4_sequence_check_conn(struct nfsd4_conn *new, struct nfsd4_session *ses)  in nfsd4_sequence_check_conn()  argument
2850 	struct nfs4_client *clp = ses->se_client;  in nfsd4_sequence_check_conn()
2856 	c = __nfsd4_find_conn(new->cn_xprt, ses);  in nfsd4_sequence_check_conn()
2862 	__nfsd4_hash_conn(new, ses);  in nfsd4_sequence_check_conn()