Lines Matching refs:conn
26 void rxrpc_poke_conn(struct rxrpc_connection *conn, enum rxrpc_conn_trace why)
28 struct rxrpc_local *local = conn->local;
35 busy = !list_empty(&conn->attend_link);
37 rxrpc_get_connection(conn, why);
38 list_add_tail(&conn->attend_link, &local->conn_attend_q);
46 struct rxrpc_connection *conn =
49 rxrpc_poke_conn(conn, rxrpc_conn_get_poke_timer);
58 struct rxrpc_connection *conn;
62 conn = kzalloc(sizeof(struct rxrpc_connection), gfp);
63 if (conn) {
64 INIT_LIST_HEAD(&conn->cache_link);
65 timer_setup(&conn->timer, &rxrpc_connection_timer, 0);
66 INIT_WORK(&conn->processor, rxrpc_process_connection);
67 INIT_WORK(&conn->destructor, rxrpc_clean_up_connection);
68 INIT_LIST_HEAD(&conn->proc_link);
69 INIT_LIST_HEAD(&conn->link);
70 mutex_init(&conn->security_lock);
71 skb_queue_head_init(&conn->rx_queue);
72 conn->rxnet = rxnet;
73 conn->security = &rxrpc_no_security;
74 spin_lock_init(&conn->state_lock);
75 conn->debug_id = atomic_inc_return(&rxrpc_debug_id);
76 conn->idle_timestamp = jiffies;
79 _leave(" = %p{%d}", conn, conn ? conn->debug_id : 0);
80 return conn;
98 struct rxrpc_connection *conn;
107 conn = idr_find(&local->conn_ids, sp->hdr.cid >> RXRPC_CIDSHIFT);
108 if (!conn || refcount_read(&conn->ref) == 0) {
109 _debug("no conn");
113 if (conn->proto.epoch != sp->hdr.epoch ||
114 conn->local != local)
117 peer = conn->peer;
140 _leave(" = %p", conn);
141 return conn;
153 void __rxrpc_disconnect_call(struct rxrpc_connection *conn,
157 &conn->channels[call->cid & RXRPC_CHANNELMASK];
159 _enter("%d,%x", conn->debug_id, call->cid);
195 struct rxrpc_connection *conn = call->conn;
211 __rxrpc_disconnect_call(conn, call);
212 conn->idle_timestamp = jiffies;
213 if (atomic_dec_and_test(&conn->active))
214 rxrpc_set_service_reap_timer(conn->rxnet,
225 void rxrpc_queue_conn(struct rxrpc_connection *conn, enum rxrpc_conn_trace why)
227 if (atomic_read(&conn->active) >= 0 &&
228 rxrpc_queue_work(&conn->processor))
229 rxrpc_see_connection(conn, why);
235 void rxrpc_see_connection(struct rxrpc_connection *conn,
238 if (conn) {
239 int r = refcount_read(&conn->ref);
241 trace_rxrpc_conn(conn->debug_id, r, why);
248 struct rxrpc_connection *rxrpc_get_connection(struct rxrpc_connection *conn,
253 __refcount_inc(&conn->ref, &r);
254 trace_rxrpc_conn(conn->debug_id, r + 1, why);
255 return conn;
262 rxrpc_get_connection_maybe(struct rxrpc_connection *conn,
267 if (conn) {
268 if (__refcount_inc_not_zero(&conn->ref, &r))
269 trace_rxrpc_conn(conn->debug_id, r + 1, why);
271 conn = NULL;
273 return conn;
291 struct rxrpc_connection *conn =
293 struct rxrpc_net *rxnet = conn->rxnet;
295 _enter("{%d,u=%d}", conn->debug_id, refcount_read(&conn->ref));
297 trace_rxrpc_conn(conn->debug_id, refcount_read(&conn->ref),
299 kfree(conn);
310 struct rxrpc_connection *conn =
312 struct rxrpc_net *rxnet = conn->rxnet;
314 ASSERT(!conn->channels[0].call &&
315 !conn->channels[1].call &&
316 !conn->channels[2].call &&
317 !conn->channels[3].call);
318 ASSERT(list_empty(&conn->cache_link));
320 del_timer_sync(&conn->timer);
321 cancel_work_sync(&conn->processor); /* Processing may restart the timer */
322 del_timer_sync(&conn->timer);
325 list_del_init(&conn->proc_link);
328 rxrpc_purge_queue(&conn->rx_queue);
330 rxrpc_kill_client_conn(conn);
332 conn->security->clear(conn);
333 key_put(conn->key);
334 rxrpc_put_bundle(conn->bundle, rxrpc_bundle_put_conn);
335 rxrpc_put_peer(conn->peer, rxrpc_peer_put_conn);
336 rxrpc_put_local(conn->local, rxrpc_local_put_kill_conn);
342 rxrpc_purge_queue(&conn->rx_queue);
344 call_rcu(&conn->rcu, rxrpc_rcu_free_connection);
350 void rxrpc_put_connection(struct rxrpc_connection *conn,
357 if (!conn)
360 debug_id = conn->debug_id;
361 dead = __refcount_dec_and_test(&conn->ref, &r);
364 del_timer(&conn->timer);
365 cancel_work(&conn->processor);
367 if (in_softirq() || work_busy(&conn->processor) ||
368 timer_pending(&conn->timer))
372 schedule_work(&conn->destructor);
374 rxrpc_clean_up_connection(&conn->destructor);
383 struct rxrpc_connection *conn, *_p;
397 list_for_each_entry_safe(conn, _p, &rxnet->service_conns, link) {
398 ASSERTCMP(atomic_read(&conn->active), >=, 0);
399 if (likely(atomic_read(&conn->active) > 0))
401 if (conn->state == RXRPC_CONN_SERVICE_PREALLOC)
404 if (rxnet->live && !conn->local->dead) {
405 idle_timestamp = READ_ONCE(conn->idle_timestamp);
407 if (conn->local->service_closed)
411 conn->debug_id, atomic_read(&conn->active),
421 /* The activity count sits at 0 whilst the conn is unused on
422 * the list; we reduce that to -1 to make the conn unavailable.
425 if (!atomic_try_cmpxchg(&conn->active, &active, -1))
427 rxrpc_see_connection(conn, rxrpc_conn_see_reap_service);
429 if (rxrpc_conn_is_client(conn))
432 rxrpc_unpublish_service_conn(conn);
434 list_move_tail(&conn->link, &graveyard);
445 conn = list_entry(graveyard.next, struct rxrpc_connection,
447 list_del_init(&conn->link);
449 ASSERTCMP(atomic_read(&conn->active), ==, -1);
450 rxrpc_put_connection(conn, rxrpc_conn_put_service_reaped);
462 struct rxrpc_connection *conn, *_p;
474 list_for_each_entry_safe(conn, _p, &rxnet->service_conns, link) {
475 pr_err("AF_RXRPC: Leaked conn %p {%d}\n",
476 conn, refcount_read(&conn->ref));