946 			    struct inet_cork *cork,  in __ip_append_data()  argument
956 	struct ip_options *opt = cork->opt;  in __ip_append_data()
966 	struct rtable *rt = dst_rtable(cork->dst);  in __ip_append_data()
974 	mtu = cork->gso_size ? IP_MAX_MTU : cork->fragsize;  in __ip_append_data()
975 	paged = !!cork->gso_size;  in __ip_append_data()
983 	if (cork->length + length > maxnonfragsize - fragheaderlen) {  in __ip_append_data()
996 	    (!(flags & MSG_MORE) || cork->gso_size) &&  in __ip_append_data()
1041 	cork->length += length;  in __ip_append_data()
1043 	if (cork->tx_flags & SKBTX_ANY_TSTAMP &&  in __ip_append_data()
1045 		if (cork->flags & IPCORK_TS_OPT_ID) {  in __ip_append_data()
1046 			tskey = cork->ts_opt_id;  in __ip_append_data()
1181 			skb_shinfo(skb)->tx_flags = cork->tx_flags;  in __ip_append_data()
1182 			cork->tx_flags = 0;  in __ip_append_data()
1277 	cork->length -= length;  in __ip_append_data()
1285 static int ip_setup_cork(struct sock *sk, struct inet_cork *cork,  in ip_setup_cork()  argument
1295 	cork->fragsize = ip_sk_use_pmtu(sk) ?  in ip_setup_cork()
1298 	if (!inetdev_valid_mtu(cork->fragsize))  in ip_setup_cork()
1306 		if (!cork->opt) {  in ip_setup_cork()
1307 			cork->opt = kmalloc(sizeof(struct ip_options) + 40,  in ip_setup_cork()
1309 			if (unlikely(!cork->opt))  in ip_setup_cork()
1312 		memcpy(cork->opt, &opt->opt, sizeof(struct ip_options) + opt->opt.optlen);  in ip_setup_cork()
1313 		cork->flags |= IPCORK_OPT;  in ip_setup_cork()
1314 		cork->addr = ipc->addr;  in ip_setup_cork()
1317 	cork->gso_size = ipc->gso_size;  in ip_setup_cork()
1319 	cork->dst = &rt->dst;  in ip_setup_cork()
1323 	cork->length = 0;  in ip_setup_cork()
1324 	cork->ttl = ipc->ttl;  in ip_setup_cork()
1325 	cork->tos = ipc->tos;  in ip_setup_cork()
1326 	cork->mark = ipc->sockc.mark;  in ip_setup_cork()
1327 	cork->priority = ipc->sockc.priority;  in ip_setup_cork()
1328 	cork->transmit_time = ipc->sockc.transmit_time;  in ip_setup_cork()
1329 	cork->tx_flags = 0;  in ip_setup_cork()
1330 	sock_tx_timestamp(sk, &ipc->sockc, &cork->tx_flags);  in ip_setup_cork()
1332 		cork->flags |= IPCORK_TS_OPT_ID;  in ip_setup_cork()
1333 		cork->ts_opt_id = ipc->sockc.ts_opt_id;  in ip_setup_cork()
1364 		err = ip_setup_cork(sk, &inet->cork.base, ipc, rtp);  in ip_append_data()
1371 	return __ip_append_data(sk, fl4, &sk->sk_write_queue, &inet->cork.base,  in ip_append_data()
1376 static void ip_cork_release(struct inet_cork *cork)  in ip_cork_release()  argument
1378 	cork->flags &= ~IPCORK_OPT;  in ip_cork_release()
1379 	kfree(cork->opt);  in ip_cork_release()
1380 	cork->opt = NULL;  in ip_cork_release()
1381 	dst_release(cork->dst);  in ip_cork_release()
1382 	cork->dst = NULL;  in ip_cork_release()
1392 			      struct inet_cork *cork)  in __ip_make_skb()  argument
1399 	struct rtable *rt = dst_rtable(cork->dst);  in __ip_make_skb()
1439 	if (cork->flags & IPCORK_OPT)  in __ip_make_skb()
1440 		opt = cork->opt;  in __ip_make_skb()
1442 	if (cork->ttl != 0)  in __ip_make_skb()
1443 		ttl = cork->ttl;  in __ip_make_skb()
1452 	iph->tos = (cork->tos != -1) ? cork->tos : READ_ONCE(inet->tos);  in __ip_make_skb()
1461 		ip_options_build(skb, opt, cork->addr, rt);  in __ip_make_skb()
1464 	skb->priority = cork->priority;  in __ip_make_skb()
1465 	skb->mark = cork->mark;  in __ip_make_skb()
1467 		skb_set_delivery_time(skb, cork->transmit_time, SKB_CLOCK_MONOTONIC);  in __ip_make_skb()
1469 		skb_set_delivery_type_by_clockid(skb, cork->transmit_time, sk->sk_clockid);  in __ip_make_skb()
1474 	cork->dst = NULL;  in __ip_make_skb()
1492 	ip_cork_release(cork);  in __ip_make_skb()
1529 				      struct inet_cork *cork)  in __ip_flush_pending_frames()  argument
1536 	ip_cork_release(cork);  in __ip_flush_pending_frames()
1541 	__ip_flush_pending_frames(sk, &sk->sk_write_queue, &inet_sk(sk)->cork.base);  in ip_flush_pending_frames()
1550 			    struct inet_cork *cork, unsigned int flags)  in ip_make_skb()  argument
1560 	cork->flags = 0;  in ip_make_skb()
1561 	cork->addr = 0;  in ip_make_skb()
1562 	cork->opt = NULL;  in ip_make_skb()
1563 	err = ip_setup_cork(sk, cork, ipc, rtp);  in ip_make_skb()
1567 	err = __ip_append_data(sk, fl4, &queue, cork,  in ip_make_skb()
1571 		__ip_flush_pending_frames(sk, &queue, cork);  in ip_make_skb()
1575 	return __ip_make_skb(sk, fl4, &queue, cork);  in ip_make_skb()