TCPOPT_SACK       360 net/ipv4/netfilter/nf_nat_helper.c 			if (op[0] == TCPOPT_SACK &&
TCPOPT_SACK      3435 net/ipv4/tcp_input.c 			case TCPOPT_SACK:
TCPOPT_SACK       423 net/ipv4/tcp_output.c 			       (TCPOPT_SACK <<  8) |
TCPOPT_SACK       461 net/netfilter/nf_conntrack_proto_tcp.c 			if (opcode == TCPOPT_SACK