OVSP_LOCAL
struct vport *vport = ovs_vport_ovsl_rcu(dp, OVSP_LOCAL);
local = ovs_vport_rcu(dp, OVSP_LOCAL);
dp = vport && vport->port_no == OVSP_LOCAL ? vport->dp : NULL;
parms.port_no = OVSP_LOCAL;
if (vport->port_no != OVSP_LOCAL)
ovs_dp_detach_port(ovs_vport_ovsl(dp, OVSP_LOCAL));
if (vport->port_no == OVSP_LOCAL) {
input_vport = ovs_vport_rcu(dp, OVSP_LOCAL);
if (vport->port_no == OVSP_LOCAL)
local = ovs_vport_ovsl(dp, OVSP_LOCAL);