TCPOPT_SACK_PERM 3427 net/ipv4/tcp_input.c 			case TCPOPT_SACK_PERM:
TCPOPT_SACK_PERM  381 net/ipv4/tcp_output.c 			*ptr++ = htonl((TCPOPT_SACK_PERM << 24) |
TCPOPT_SACK_PERM  405 net/ipv4/tcp_output.c 			       (TCPOPT_SACK_PERM << 8) |
TCPOPT_SACK_PERM  401 net/netfilter/nf_conntrack_proto_tcp.c 			if (opcode == TCPOPT_SACK_PERM