Lines Matching +full:4 +full:th

38 	struct tcphdr *th;
44 	th = tcp_hdr(seg);
47 	inet_proto_csum_replace4(&th->check, seg, *oldip, newip, true);
48 	inet_proto_csum_replace2(&th->check, seg, *oldport, newport, false);
57 	const struct tcphdr *th;
64 	th = tcp_hdr(seg);
69 	if (!(*(const u32 *)&th->source ^ *(const u32 *)&th2->source) &&
79 					 &th2->source, th->source);
82 					 &th2->dest, th->dest);
108 		struct tcphdr *th = tcp_hdr(skb);
110 		if (skb_pagelen(skb) - th->doff * 4 == skb_shinfo(skb)->gso_size)
118 		struct tcphdr *th = tcp_hdr(skb);
124 		th->check = 0;
137 	struct tcphdr *th;
148 	th = tcp_hdr(skb);
149 	thlen = th->doff * 4;
150 	if (thlen < sizeof(*th))
197 	th = tcp_hdr(skb);
198 	seq = ntohl(th->seq);
203 	newcheck = ~csum_fold(csum_add(csum_unfold(th->check), delta));
208 		th->fin = th->psh = 0;
209 		th->check = newcheck;
212 			gso_reset_checksum(skb, ~th->check);
214 			th->check = gso_make_checksum(skb, ~th->check);
223 		th = tcp_hdr(skb);
225 		th->seq = htonl(seq);
227 		th->cwr &= ecn_cwr_mask;
255 	th->check = ~csum_fold(csum_add(csum_unfold(th->check), delta));
257 		gso_reset_checksum(skb, ~th->check);
259 		th->check = gso_make_checksum(skb, ~th->check);
264 struct sk_buff *tcp_gro_lookup(struct list_head *head, struct tcphdr *th)
274 		if (*(u32 *)&th->source ^ *(u32 *)&th2->source) {
288 	struct tcphdr *th;
291 	hlen = off + sizeof(*th);
292 	th = skb_gro_header(skb, hlen, off);
293 	if (unlikely(!th))
296 	thlen = th->doff * 4;
297 	if (thlen < sizeof(*th))
302 		th = skb_gro_header_slow(skb, hlen, off);
303 		if (unlikely(!th))
309 	return th;
313 				struct tcphdr *th)
315 	unsigned int thlen = th->doff * 4;
326 	flags = tcp_flag_word(th);
328 	p = tcp_gro_lookup(head, th);
336 	flush |= (__force int)(th->ack_seq ^ th2->ack_seq);
337 	for (i = sizeof(*th); i < thlen; i += 4)
338 		flush |= *(u32 *)((u8 *)th + i) ^
341 	flush |= gro_receive_network_flush(th, th2, p);
354 	flush |= (ntohl(th2->seq) + skb_gro_len(p)) ^ ntohl(th->seq);
398 	struct tcphdr *th = tcp_hdr(skb);
404 	skb->csum_start = (unsigned char *)th - skb->head;
411 	if (th->cwr)
417 				    struct tcphdr *th)
428 	p = tcp_gro_lookup(head, th);
437 	sk = __inet_lookup_established(net, iph->saddr, th->source,
438 				       iph->daddr, ntohs(th->dest),
448 	struct tcphdr *th;
456 	th = tcp_gro_pull_header(skb);
457 	if (!th)
460 	tcp4_check_fraglist_gro(head, skb, th);
462 	return tcp_gro_receive(head, skb, th);
473 	struct tcphdr *th = tcp_hdr(skb);
484 	th->check = ~tcp_v4_check(skb->len - thoff, iph->saddr,