prev_opp_eff 84 kernel/power/energy_model.c unsigned long opp_eff, prev_opp_eff = ULONG_MAX; prev_opp_eff 143 kernel/power/energy_model.c if (opp_eff >= prev_opp_eff) prev_opp_eff 146 kernel/power/energy_model.c prev_opp_eff = opp_eff;