995 static u32 tcp_dsack_seen(struct tcp_sock *tp, u32 start_seq,  in tcp_dsack_seen()  argument
1000 	if (!before(start_seq, end_seq))  in tcp_dsack_seen()
1003 	seq_len = end_seq - start_seq;  in tcp_dsack_seen()
1219 				   u32 start_seq, u32 end_seq)  in tcp_is_sackblock_valid()  argument
1222 	if (after(end_seq, tp->snd_nxt) || !before(start_seq, end_seq))  in tcp_is_sackblock_valid()
1226 	if (!before(start_seq, tp->snd_nxt))  in tcp_is_sackblock_valid()
1232 	if (after(start_seq, tp->snd_una))  in tcp_is_sackblock_valid()
1242 	if (!before(start_seq, tp->undo_marker))  in tcp_is_sackblock_valid()
1252 	return !before(start_seq, end_seq - tp->max_window);  in tcp_is_sackblock_valid()
1260 	u32 start_seq_0 = get_unaligned_be32(&sp[0].start_seq);  in tcp_check_dsack()
1268 		u32 start_seq_1 = get_unaligned_be32(&sp[1].start_seq);  in tcp_check_dsack()
1303 				  u32 start_seq, u32 end_seq)  in tcp_match_skb_to_sack()  argument
1310 	in_sack = !after(start_seq, TCP_SKB_CB(skb)->seq) &&  in tcp_match_skb_to_sack()
1314 	    after(TCP_SKB_CB(skb)->end_seq, start_seq)) {  in tcp_match_skb_to_sack()
1316 		in_sack = !after(start_seq, TCP_SKB_CB(skb)->seq);  in tcp_match_skb_to_sack()
1319 			pkt_len = start_seq - TCP_SKB_CB(skb)->seq;  in tcp_match_skb_to_sack()
1353 			  u32 start_seq, u32 end_seq,  in tcp_sacktag_one()  argument
1365 		    before(start_seq, state->reord))  in tcp_sacktag_one()
1366 				state->reord = start_seq;  in tcp_sacktag_one()
1391 				if (before(start_seq,  in tcp_sacktag_one()
1393 				    before(start_seq, state->reord))  in tcp_sacktag_one()
1394 					state->reord = start_seq;  in tcp_sacktag_one()
1417 		    before(start_seq, TCP_SKB_CB(tp->lost_skb_hint)->seq))  in tcp_sacktag_one()
1443 	u32 start_seq = TCP_SKB_CB(skb)->seq;	/* start of newly-SACKed */  in tcp_shifted_skb()  local
1444 	u32 end_seq = start_seq + shifted;	/* end of newly-SACKed */  in tcp_shifted_skb()
1455 			start_seq, end_seq, dup_sack, pcount,  in tcp_shifted_skb()
1552 					  u32 start_seq, u32 end_seq,  in tcp_shift_skb_data()  argument
1583 	in_sack = !after(start_seq, TCP_SKB_CB(skb)->seq) &&  in tcp_shift_skb_data()
1597 		if (!after(TCP_SKB_CB(skb)->end_seq, start_seq))  in tcp_shift_skb_data()
1606 		in_sack = !after(start_seq, TCP_SKB_CB(skb)->seq);  in tcp_shift_skb_data()
1691 					u32 start_seq, u32 end_seq,  in tcp_sacktag_walk()  argument
1708 							next_dup->start_seq,  in tcp_sacktag_walk()
1720 						 start_seq, end_seq, dup_sack);  in tcp_sacktag_walk()
1730 								start_seq,  in tcp_sacktag_walk()
1799 	if (before(next_dup->start_seq, skip_to_seq)) {  in tcp_maybe_skipping_dsack()
1800 		skb = tcp_sacktag_skip(skb, sk, next_dup->start_seq);  in tcp_maybe_skipping_dsack()
1802 				       next_dup->start_seq, next_dup->end_seq,  in tcp_maybe_skipping_dsack()
1855 		sp[used_sacks].start_seq = get_unaligned_be32(&sp_wire[i].start_seq);  in tcp_sacktag_write_queue()
1859 					    sp[used_sacks].start_seq,  in tcp_sacktag_write_queue()
1895 			if (after(sp[j].start_seq, sp[j + 1].start_seq)) {  in tcp_sacktag_write_queue()
1915 		while (tcp_sack_cache_ok(tp, cache) && !cache->start_seq &&  in tcp_sacktag_write_queue()
1921 		u32 start_seq = sp[i].start_seq;  in tcp_sacktag_write_queue()  local
1931 		       !before(start_seq, cache->end_seq))  in tcp_sacktag_write_queue()
1936 		    after(end_seq, cache->start_seq)) {  in tcp_sacktag_write_queue()
1939 			if (before(start_seq, cache->start_seq)) {  in tcp_sacktag_write_queue()
1940 				skb = tcp_sacktag_skip(skb, sk, start_seq);  in tcp_sacktag_write_queue()
1943 						       start_seq,  in tcp_sacktag_write_queue()
1944 						       cache->start_seq,  in tcp_sacktag_write_queue()
1972 		if (!before(start_seq, tcp_highest_sack_seq(tp))) {  in tcp_sacktag_write_queue()
1977 		skb = tcp_sacktag_skip(skb, sk, start_seq);  in tcp_sacktag_write_queue()
1981 				       start_seq, end_seq, dup_sack);  in tcp_sacktag_write_queue()
1989 		tp->recv_sack_cache[i].start_seq = 0;  in tcp_sacktag_write_queue()
3268 		const u32 start_seq = scb->seq;  in tcp_clean_rtx_queue()  local
3297 			if (before(start_seq, reord))  in tcp_clean_rtx_queue()
3298 				reord = start_seq;  in tcp_clean_rtx_queue()
4446 	if (!after(seq, sp->end_seq) && !after(sp->start_seq, end_seq)) {  in tcp_sack_extend()
4447 		if (before(seq, sp->start_seq))  in tcp_sack_extend()
4448 			sp->start_seq = seq;  in tcp_sack_extend()
4471 		tp->duplicate_sack[0].start_seq = seq;  in tcp_dsack_set()
4493 	if (TCP_SKB_CB(skb)->seq == tcp_sk(sk)->duplicate_sack[0].start_seq &&  in tcp_rcv_spurious_retrans()
4533 		if (tcp_sack_extend(sp, swalk->start_seq, swalk->end_seq)) {  in tcp_sack_maybe_coalesce()
4618 	sp->start_seq = seq;  in tcp_sack_new_ofo_skb()
4639 		if (!before(tp->rcv_nxt, sp->start_seq)) {  in tcp_sack_remove()
4835 			tp->selective_acks[0].start_seq = seq;  in tcp_data_queue_ofo()