177 	NETLINK_CB(new).portid = NETLINK_CB(skb).portid;  in netlink_to_full_skb()
468 	u32 portid;  member
473 	(offsetof(struct netlink_compare_arg, portid) + sizeof(u32))
481 	return nlk->portid != x->portid ||  in netlink_compare()
486 				     struct net *net, u32 portid)  in netlink_compare_arg_init()  argument
490 	arg->portid = portid;  in netlink_compare_arg_init()
493 static struct sock *__netlink_lookup(struct netlink_table *table, u32 portid,  in __netlink_lookup()  argument
498 	netlink_compare_arg_init(&arg, net, portid);  in __netlink_lookup()
507 	netlink_compare_arg_init(&arg, sock_net(sk), nlk_sk(sk)->portid);  in __netlink_insert()
513 static struct sock *netlink_lookup(struct net *net, int protocol, u32 portid)  in netlink_lookup()  argument
519 	sk = __netlink_lookup(table, portid, net);  in netlink_lookup()
553 static int netlink_insert(struct sock *sk, u32 portid)  in netlink_insert()  argument
560 	err = nlk_sk(sk)->portid == portid ? 0 : -EBUSY;  in netlink_insert()
564 	/* portid can be read locklessly from netlink_getname(). */  in netlink_insert()
565 	WRITE_ONCE(nlk_sk(sk)->portid, portid);  in netlink_insert()
587 	WRITE_ONCE(nlk_sk(sk)->bound, portid);  in netlink_insert()
758 	if (nlk->portid && nlk->bound) {  in netlink_release()
762 						.portid = nlk->portid,  in netlink_release()
807 	s32 portid = task_tgid_vnr(current);  in netlink_autobind()  local
815 	ok = !__netlink_lookup(table, portid, net);  in netlink_autobind()
818 		/* Bind collision, search negative portid values. */  in netlink_autobind()
824 		portid = rover--;  in netlink_autobind()
828 	err = netlink_insert(sk, portid);  in netlink_autobind()
1004 		/* Ensure nlk->portid is up-to-date. */  in netlink_bind()
1007 		if (nladdr->nl_pid != nlk->portid)  in netlink_bind()
1122 		nladdr->nl_pid = READ_ONCE(nlk->portid);  in netlink_getname()
1138 static struct sock *netlink_getsockbyportid(struct sock *ssk, u32 portid)  in netlink_getsockbyportid()  argument
1143 	sock = netlink_lookup(sock_net(ssk), ssk->sk_protocol, portid);  in netlink_getsockbyportid()
1151 	    READ_ONCE(nlk->dst_portid) != nlk_sk(ssk)->portid) {  in netlink_getsockbyportid()
1322 		    u32 portid, int nonblock)  in netlink_unicast()  argument
1332 	sk = netlink_getsockbyportid(ssk, portid);  in netlink_unicast()
1398 	u32 portid;  member
1419 	if (nlk->portid == p->portid || p->group - 1 >= nlk->ngroups ||  in do_one_broadcast()
1491 			       u32 portid,  in netlink_broadcast_filtered()  argument
1504 	info.portid = portid;  in netlink_broadcast_filtered()
1542 int netlink_broadcast(struct sock *ssk, struct sk_buff *skb, u32 portid,  in netlink_broadcast()  argument
1545 	return netlink_broadcast_filtered(ssk, skb, portid, group, allocation,  in netlink_broadcast()
1552 	u32 portid;  member
1568 	if (nlk->portid == p->portid || p->group - 1 >= nlk->ngroups ||  in do_one_set_err()
1586  * @portid: the PORTID of a process that we want to skip (if any)
1593 int netlink_set_err(struct sock *ssk, u32 portid, u32 group, int code)  in netlink_set_err()  argument
1601 	info.portid = portid;  in netlink_set_err()
1861 	NETLINK_CB(skb).portid	= nlk->portid;  in netlink_sendmsg()
1945 		addr->nl_pid	= NETLINK_CB(skb).portid;  in netlink_recvmsg()
2127 __nlmsg_put(struct sk_buff *skb, u32 portid, u32 seq, int type, int len, int flags)  in __nlmsg_put()  argument
2136 	nlh->nlmsg_pid = portid;  in __nlmsg_put()
2380 	sk = netlink_lookup(sock_net(ssk), ssk->sk_protocol, NETLINK_CB(skb).portid);  in __netlink_dump_start()
2474 	rep = nlmsg_put(skb, NETLINK_CB(in_skb).portid, nlh->nlmsg_seq,  in netlink_ack()
2495 	nlmsg_unicast(in_skb->sk, skb, NETLINK_CB(in_skb).portid);  in netlink_ack()
2556  * @portid: destination netlink portid for reports or 0
2561 int nlmsg_notify(struct sock *sk, struct sk_buff *skb, u32 portid,  in nlmsg_notify()  argument
2571 			exclude_portid = portid;  in nlmsg_notify()
2584 		err2 = nlmsg_unicast(sk, skb, portid);  in nlmsg_notify()
2689 			   nlk->portid,  in netlink_native_seq_show()
2858 	netlink_compare_arg_init(&arg, sock_net(&nlk->sk), nlk->portid);  in netlink_hash()