firstsack        2448 netinet/tcp_input.c 	struct sackblk sack, firstsack, temp[MAX_SACK_BLKS];
firstsack        2485 netinet/tcp_input.c 	firstsack.start = rcv_laststart;
firstsack        2486 netinet/tcp_input.c 	firstsack.end = rcv_lastend;
firstsack        2489 netinet/tcp_input.c 		if (SEQ_LT(sack.end, firstsack.start) ||
firstsack        2490 netinet/tcp_input.c 		    SEQ_GT(sack.start, firstsack.end))
firstsack        2492 netinet/tcp_input.c 		if (sack.start == firstsack.start && sack.end == firstsack.end){
firstsack        2501 netinet/tcp_input.c 		if (SEQ_LEQ(sack.start, firstsack.start))
firstsack        2502 netinet/tcp_input.c 			firstsack.start = sack.start; /* merge blocks */
firstsack        2503 netinet/tcp_input.c 		if (SEQ_GEQ(sack.end, firstsack.end))
firstsack        2504 netinet/tcp_input.c 			firstsack.end = sack.end;     /* merge blocks */
firstsack        2524 netinet/tcp_input.c 	tp->sackblks[0] = firstsack;