144 static bool __add_pending_locked(struct handshake_net *hn,  in __add_pending_locked()  argument
149 	hn->hn_pending++;  in __add_pending_locked()
150 	list_add_tail(&req->hr_list, &hn->hn_requests);  in __add_pending_locked()
154 static void __remove_pending_locked(struct handshake_net *hn,  in __remove_pending_locked()  argument
157 	hn->hn_pending--;  in __remove_pending_locked()
167 static bool remove_pending(struct handshake_net *hn, struct handshake_req *req)  in remove_pending()  argument
171 	spin_lock(&hn->hn_lock);  in remove_pending()
173 		__remove_pending_locked(hn, req);  in remove_pending()
176 	spin_unlock(&hn->hn_lock);  in remove_pending()
181 struct handshake_req *handshake_req_next(struct handshake_net *hn, int class)  in handshake_req_next()  argument
186 	spin_lock(&hn->hn_lock);  in handshake_req_next()
187 	list_for_each_entry(pos, &hn->hn_requests, hr_list) {  in handshake_req_next()
190 		__remove_pending_locked(hn, pos);  in handshake_req_next()
194 	spin_unlock(&hn->hn_lock);  in handshake_req_next()
226 	struct handshake_net *hn;  in handshake_req_submit()  local
245 	hn = handshake_pernet(net);  in handshake_req_submit()
246 	if (!hn)  in handshake_req_submit()
250 	if (READ_ONCE(hn->hn_pending) >= hn->hn_pending_max)  in handshake_req_submit()
253 	spin_lock(&hn->hn_lock);  in handshake_req_submit()
255 	if (test_bit(HANDSHAKE_F_NET_DRAINING, &hn->hn_flags))  in handshake_req_submit()
260 	if (!__add_pending_locked(hn, req))  in handshake_req_submit()
262 	spin_unlock(&hn->hn_lock);  in handshake_req_submit()
267 		if (remove_pending(hn, req))  in handshake_req_submit()
278 	spin_unlock(&hn->hn_lock);  in handshake_req_submit()
316 	struct handshake_net *hn;  in handshake_req_cancel()  local
326 	hn = handshake_pernet(net);  in handshake_req_cancel()
327 	if (hn && remove_pending(hn, req)) {  in handshake_req_cancel()