63 	precompute_key(peer->latest_cookie.cookie_decryption_key,  in wg_cookie_checker_precompute_peer_keys()
65 	precompute_key(peer->latest_cookie.message_mac1_key,  in wg_cookie_checker_precompute_peer_keys()
162 	down_write(&peer->latest_cookie.lock);  in wg_cookie_add_mac_to_packet()
164 		     peer->latest_cookie.message_mac1_key);  in wg_cookie_add_mac_to_packet()
165 	memcpy(peer->latest_cookie.last_mac1_sent, macs->mac1, COOKIE_LEN);  in wg_cookie_add_mac_to_packet()
166 	peer->latest_cookie.have_sent_mac1 = true;  in wg_cookie_add_mac_to_packet()
167 	up_write(&peer->latest_cookie.lock);  in wg_cookie_add_mac_to_packet()
169 	down_read(&peer->latest_cookie.lock);  in wg_cookie_add_mac_to_packet()
170 	if (peer->latest_cookie.is_valid &&  in wg_cookie_add_mac_to_packet()
171 	    !wg_birthdate_has_expired(peer->latest_cookie.birthdate,  in wg_cookie_add_mac_to_packet()
174 			     peer->latest_cookie.cookie);  in wg_cookie_add_mac_to_packet()
177 	up_read(&peer->latest_cookie.lock);  in wg_cookie_add_mac_to_packet()
211 	down_read(&peer->latest_cookie.lock);  in wg_cookie_message_consume()
212 	if (unlikely(!peer->latest_cookie.have_sent_mac1)) {  in wg_cookie_message_consume()
213 		up_read(&peer->latest_cookie.lock);  in wg_cookie_message_consume()
218 		peer->latest_cookie.last_mac1_sent, COOKIE_LEN, src->nonce,  in wg_cookie_message_consume()
219 		peer->latest_cookie.cookie_decryption_key);  in wg_cookie_message_consume()
220 	up_read(&peer->latest_cookie.lock);  in wg_cookie_message_consume()
223 		down_write(&peer->latest_cookie.lock);  in wg_cookie_message_consume()
224 		memcpy(peer->latest_cookie.cookie, cookie, COOKIE_LEN);  in wg_cookie_message_consume()
225 		peer->latest_cookie.birthdate = ktime_get_coarse_boottime_ns();  in wg_cookie_message_consume()
226 		peer->latest_cookie.is_valid = true;  in wg_cookie_message_consume()
227 		peer->latest_cookie.have_sent_mac1 = false;  in wg_cookie_message_consume()
228 		up_write(&peer->latest_cookie.lock);  in wg_cookie_message_consume()