diff options
Diffstat (limited to 'drivers/idle/intel_idle.c')
| -rw-r--r-- | drivers/idle/intel_idle.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/idle/intel_idle.c b/drivers/idle/intel_idle.c index 5d2f8e13cf0e..5b39216ff0df 100644 --- a/drivers/idle/intel_idle.c +++ b/drivers/idle/intel_idle.c @@ -348,7 +348,8 @@ static int intel_idle_probe(void) cpuid(CPUID_MWAIT_LEAF, &eax, &ebx, &ecx, &mwait_substates); if (!(ecx & CPUID5_ECX_EXTENSIONS_SUPPORTED) || - !(ecx & CPUID5_ECX_INTERRUPT_BREAK)) + !(ecx & CPUID5_ECX_INTERRUPT_BREAK) || + !mwait_substates) return -ENODEV; pr_debug(PREFIX "MWAIT substates: 0x%x\n", mwait_substates); @@ -394,7 +395,7 @@ static int intel_idle_probe(void) if (boot_cpu_has(X86_FEATURE_ARAT)) /* Always Reliable APIC Timer */ lapic_timer_reliable_states = LAPIC_TIMER_ALWAYS_RELIABLE; else { - smp_call_function(__setup_broadcast_timer, (void *)true, 1); + on_each_cpu(__setup_broadcast_timer, (void *)true, 1); register_cpu_notifier(&setup_broadcast_notifier); } @@ -471,7 +472,7 @@ static int intel_idle_cpuidle_driver_init(void) } if (auto_demotion_disable_flags) - smp_call_function(auto_demotion_disable, NULL, 1); + on_each_cpu(auto_demotion_disable, NULL, 1); return 0; } @@ -568,7 +569,7 @@ static void __exit intel_idle_exit(void) cpuidle_unregister_driver(&intel_idle_driver); if (lapic_timer_reliable_states != LAPIC_TIMER_ALWAYS_RELIABLE) { - smp_call_function(__setup_broadcast_timer, (void *)false, 1); + on_each_cpu(__setup_broadcast_timer, (void *)false, 1); unregister_cpu_notifier(&setup_broadcast_notifier); } |