956 			    struct inet_cork *cork,  in __ip_append_data()  argument
967 	struct ip_options *opt = cork->opt;  in __ip_append_data()
976 	struct rtable *rt = (struct rtable *)cork->dst;  in __ip_append_data()
984 	mtu = cork->gso_size ? IP_MAX_MTU : cork->fragsize;  in __ip_append_data()
985 	paged = !!cork->gso_size;  in __ip_append_data()
987 	if (cork->tx_flags & SKBTX_ANY_SW_TSTAMP &&  in __ip_append_data()
997 	if (cork->length + length > maxnonfragsize - fragheaderlen) {  in __ip_append_data()
1010 	    (!(flags & MSG_MORE) || cork->gso_size) &&  in __ip_append_data()
1028 	cork->length += length;  in __ip_append_data()
1146 			skb_shinfo(skb)->tx_flags = cork->tx_flags;  in __ip_append_data()
1147 			cork->tx_flags = 0;  in __ip_append_data()
1229 	cork->length -= length;  in __ip_append_data()
1235 static int ip_setup_cork(struct sock *sk, struct inet_cork *cork,  in ip_setup_cork()  argument
1250 		if (!cork->opt) {  in ip_setup_cork()
1251 			cork->opt = kmalloc(sizeof(struct ip_options) + 40,  in ip_setup_cork()
1253 			if (unlikely(!cork->opt))  in ip_setup_cork()
1256 		memcpy(cork->opt, &opt->opt, sizeof(struct ip_options) + opt->opt.optlen);  in ip_setup_cork()
1257 		cork->flags |= IPCORK_OPT;  in ip_setup_cork()
1258 		cork->addr = ipc->addr;  in ip_setup_cork()
1261 	cork->fragsize = ip_sk_use_pmtu(sk) ?  in ip_setup_cork()
1264 	if (!inetdev_valid_mtu(cork->fragsize))  in ip_setup_cork()
1267 	cork->gso_size = ipc->gso_size;  in ip_setup_cork()
1269 	cork->dst = &rt->dst;  in ip_setup_cork()
1273 	cork->length = 0;  in ip_setup_cork()
1274 	cork->ttl = ipc->ttl;  in ip_setup_cork()
1275 	cork->tos = ipc->tos;  in ip_setup_cork()
1276 	cork->mark = ipc->sockc.mark;  in ip_setup_cork()
1277 	cork->priority = ipc->priority;  in ip_setup_cork()
1278 	cork->transmit_time = ipc->sockc.transmit_time;  in ip_setup_cork()
1279 	cork->tx_flags = 0;  in ip_setup_cork()
1280 	sock_tx_timestamp(sk, ipc->sockc.tsflags, &cork->tx_flags);  in ip_setup_cork()
1310 		err = ip_setup_cork(sk, &inet->cork.base, ipc, rtp);  in ip_append_data()
1317 	return __ip_append_data(sk, fl4, &sk->sk_write_queue, &inet->cork.base,  in ip_append_data()
1329 	struct inet_cork *cork;  in ip_append_page()  local
1345 	cork = &inet->cork.base;  in ip_append_page()
1346 	rt = (struct rtable *)cork->dst;  in ip_append_page()
1347 	if (cork->flags & IPCORK_OPT)  in ip_append_page()
1348 		opt = cork->opt;  in ip_append_page()
1354 	mtu = cork->gso_size ? IP_MAX_MTU : cork->fragsize;  in ip_append_page()
1360 	if (cork->length + size > maxnonfragsize - fragheaderlen) {  in ip_append_page()
1370 	cork->length += size;  in ip_append_page()
1447 	cork->length -= size;  in ip_append_page()
1452 static void ip_cork_release(struct inet_cork *cork)  in ip_cork_release()  argument
1454 	cork->flags &= ~IPCORK_OPT;  in ip_cork_release()
1455 	kfree(cork->opt);  in ip_cork_release()
1456 	cork->opt = NULL;  in ip_cork_release()
1457 	dst_release(cork->dst);  in ip_cork_release()
1458 	cork->dst = NULL;  in ip_cork_release()
1468 			      struct inet_cork *cork)  in __ip_make_skb()  argument
1475 	struct rtable *rt = (struct rtable *)cork->dst;  in __ip_make_skb()
1514 	if (cork->flags & IPCORK_OPT)  in __ip_make_skb()
1515 		opt = cork->opt;  in __ip_make_skb()
1517 	if (cork->ttl != 0)  in __ip_make_skb()
1518 		ttl = cork->ttl;  in __ip_make_skb()
1527 	iph->tos = (cork->tos != -1) ? cork->tos : inet->tos;  in __ip_make_skb()
1536 		ip_options_build(skb, opt, cork->addr, rt, 0);  in __ip_make_skb()
1539 	skb->priority = (cork->tos != -1) ? cork->priority: sk->sk_priority;  in __ip_make_skb()
1540 	skb->mark = cork->mark;  in __ip_make_skb()
1541 	skb->tstamp = cork->transmit_time;  in __ip_make_skb()
1546 	cork->dst = NULL;  in __ip_make_skb()
1553 	ip_cork_release(cork);  in __ip_make_skb()
1590 				      struct inet_cork *cork)  in __ip_flush_pending_frames()  argument
1597 	ip_cork_release(cork);  in __ip_flush_pending_frames()
1602 	__ip_flush_pending_frames(sk, &sk->sk_write_queue, &inet_sk(sk)->cork.base);  in ip_flush_pending_frames()
1611 			    struct inet_cork *cork, unsigned int flags)  in ip_make_skb()  argument
1621 	cork->flags = 0;  in ip_make_skb()
1622 	cork->addr = 0;  in ip_make_skb()
1623 	cork->opt = NULL;  in ip_make_skb()
1624 	err = ip_setup_cork(sk, cork, ipc, rtp);  in ip_make_skb()
1628 	err = __ip_append_data(sk, fl4, &queue, cork,  in ip_make_skb()
1632 		__ip_flush_pending_frames(sk, &queue, cork);  in ip_make_skb()
1636 	return __ip_make_skb(sk, fl4, &queue, cork);  in ip_make_skb()