V_carp_demotion
atomic_add_int(&V_carp_demotion, adj);
CARP_LOG("demoted by %d to %d (%s)\n", adj, V_carp_demotion, reason);
new = V_carp_demotion;
(((sc)->sc_advskew + V_carp_demotion > CARP_MAXSKEW) ? \
(((sc)->sc_advskew + V_carp_demotion < 0) ? \
0 : ((sc)->sc_advskew + V_carp_demotion)))
(((int)(sc)->sc_vrrp_prio - V_carp_demotion < 0) ? 0 : \
(((int)(sc)->sc_vrrp_prio - V_carp_demotion > 254) ? 254 : \
(int)(sc)->sc_vrrp_prio - V_carp_demotion)))