59 static void xsk_map_sock_add(struct xdp_sock *xs, struct xsk_map_node *node)  in xsk_map_sock_add()  argument
61 	spin_lock_bh(&xs->map_list_lock);  in xsk_map_sock_add()
62 	list_add_tail(&node->node, &xs->map_list);  in xsk_map_sock_add()
63 	spin_unlock_bh(&xs->map_list_lock);  in xsk_map_sock_add()
66 static void xsk_map_sock_delete(struct xdp_sock *xs,  in xsk_map_sock_delete()  argument
71 	spin_lock_bh(&xs->map_list_lock);  in xsk_map_sock_delete()
72 	list_for_each_entry_safe(n, tmp, &xs->map_list, node) {  in xsk_map_sock_delete()
78 	spin_unlock_bh(&xs->map_list_lock);  in xsk_map_sock_delete()
166 	struct xdp_sock *xs;  in __xsk_map_lookup_elem()  local
171 	xs = READ_ONCE(m->xsk_map[key]);  in __xsk_map_lookup_elem()
172 	return xs;  in __xsk_map_lookup_elem()
176 		       struct xdp_sock *xs)  in __xsk_map_redirect()  argument
182 	err = xsk_rcv(xs, xdp);  in __xsk_map_redirect()
186 	if (!xs->flush_node.prev)  in __xsk_map_redirect()
187 		list_add(&xs->flush_node, flush_list);  in __xsk_map_redirect()
196 	struct xdp_sock *xs, *tmp;  in __xsk_map_flush()  local
198 	list_for_each_entry_safe(xs, tmp, flush_list, flush_node) {  in __xsk_map_flush()
199 		xsk_flush(xs);  in __xsk_map_flush()
200 		__list_del_clearprev(&xs->flush_node);  in __xsk_map_flush()
219 	struct xdp_sock *xs, *old_xs, **map_entry;  in xsk_map_update_elem()  local
239 	xs = (struct xdp_sock *)sock->sk;  in xsk_map_update_elem()
241 	if (!xsk_is_setup_for_bpf_map(xs)) {  in xsk_map_update_elem()
255 	if (old_xs == xs) {  in xsk_map_update_elem()
265 	xsk_map_sock_add(xs, node);  in xsk_map_update_elem()
266 	WRITE_ONCE(*map_entry, xs);  in xsk_map_update_elem()
299 void xsk_map_try_sock_delete(struct xsk_map *map, struct xdp_sock *xs,  in xsk_map_try_sock_delete()  argument
303 	if (READ_ONCE(*map_entry) == xs) {  in xsk_map_try_sock_delete()
305 		xsk_map_sock_delete(xs, map_entry);  in xsk_map_try_sock_delete()