Symbol: acpi_idle_fallback_to_c1
drivers/acpi/processor_idle.c
692
if (acpi_idle_fallback_to_c1(pr) && num_online_cpus() > 1) {
drivers/acpi/processor_idle.c
802
if (cx->type != ACPI_STATE_C1 && !acpi_idle_fallback_to_c1(pr))