100 	struct noise_keypair *keypair = kzalloc(sizeof(*keypair), GFP_KERNEL);  in keypair_create()  local
102 	if (unlikely(!keypair))  in keypair_create()
104 	spin_lock_init(&keypair->receiving_counter.lock);  in keypair_create()
105 	keypair->internal_id = atomic64_inc_return(&keypair_counter);  in keypair_create()
106 	keypair->entry.type = INDEX_HASHTABLE_KEYPAIR;  in keypair_create()
107 	keypair->entry.peer = peer;  in keypair_create()
108 	kref_init(&keypair->refcount);  in keypair_create()
109 	return keypair;  in keypair_create()
119 	struct noise_keypair *keypair =  in keypair_free_kref()  local
123 			    keypair->entry.peer->device->dev->name,  in keypair_free_kref()
124 			    keypair->internal_id,  in keypair_free_kref()
125 			    keypair->entry.peer->internal_id);  in keypair_free_kref()
126 	wg_index_hashtable_remove(keypair->entry.peer->device->index_hashtable,  in keypair_free_kref()
127 				  &keypair->entry);  in keypair_free_kref()
128 	call_rcu(&keypair->rcu, keypair_free_rcu);  in keypair_free_kref()
131 void wg_noise_keypair_put(struct noise_keypair *keypair, bool unreference_now)  in wg_noise_keypair_put()  argument
133 	if (unlikely(!keypair))  in wg_noise_keypair_put()
137 			keypair->entry.peer->device->index_hashtable,  in wg_noise_keypair_put()
138 			&keypair->entry);  in wg_noise_keypair_put()
139 	kref_put(&keypair->refcount, keypair_free_kref);  in wg_noise_keypair_put()
142 struct noise_keypair *wg_noise_keypair_get(struct noise_keypair *keypair)  in wg_noise_keypair_get()  argument
146 	if (unlikely(!keypair || !kref_get_unless_zero(&keypair->refcount)))  in wg_noise_keypair_get()
148 	return keypair;  in wg_noise_keypair_get()
181 	struct noise_keypair *keypair;  in wg_noise_expire_current_peer_keypairs()  local
187 	keypair = rcu_dereference_protected(peer->keypairs.next_keypair,  in wg_noise_expire_current_peer_keypairs()
189 	if (keypair)  in wg_noise_expire_current_peer_keypairs()
190 		keypair->sending.is_valid = false;  in wg_noise_expire_current_peer_keypairs()
191 	keypair = rcu_dereference_protected(peer->keypairs.current_keypair,  in wg_noise_expire_current_peer_keypairs()
193 	if (keypair)  in wg_noise_expire_current_peer_keypairs()
194 		keypair->sending.is_valid = false;  in wg_noise_expire_current_peer_keypairs()