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Merge branches 'intel_pstate' and 'pm-sleep'

Browse source 
* intel_pstate:
  cpufreq: intel_pstate: Avoid division by 0 in min_perf_pct_min()

* pm-sleep:
  Revert "ACPI / sleep: Ignore spurious SCI wakeups from suspend-to-idle"
This commit is contained in:
Rafael J. Wysocki 2017-06-09 01:25:16 +02:00
commit fbd78afe34
10 changed files with 25 additions and 79 deletions
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2
kernel/power/process.c
View file

@ -132,7 +132,7 @@ int freeze_processes(void)
if (!pm_freezing)
atomic_inc(&system_freezing_cnt);
pm_wakeup_clear(true);
pm_wakeup_clear();
pr_info("Freezing user space processes ... ");
pm_freezing = true;
error = try_to_freeze_tasks(true);

29
kernel/power/suspend.c
View file

@ -72,8 +72,6 @@ static void freeze_begin(void)
static void freeze_enter(void)
{
trace_suspend_resume(TPS("machine_suspend"), PM_SUSPEND_FREEZE, true);
spin_lock_irq(&suspend_freeze_lock);
if (pm_wakeup_pending())
goto out;
@ -100,27 +98,6 @@ static void freeze_enter(void)
out:
suspend_freeze_state = FREEZE_STATE_NONE;
spin_unlock_irq(&suspend_freeze_lock);
trace_suspend_resume(TPS("machine_suspend"), PM_SUSPEND_FREEZE, false);
}
static void s2idle_loop(void)
{
do {
freeze_enter();
if (freeze_ops && freeze_ops->wake)
freeze_ops->wake();
dpm_resume_noirq(PMSG_RESUME);
if (freeze_ops && freeze_ops->sync)
freeze_ops->sync();
if (pm_wakeup_pending())
break;
pm_wakeup_clear(false);
} while (!dpm_suspend_noirq(PMSG_SUSPEND));
}
void freeze_wake(void)
@ -394,8 +371,10 @@ static int suspend_enter(suspend_state_t state, bool *wakeup)
* all the devices are suspended.
*/
if (state == PM_SUSPEND_FREEZE) {
s2idle_loop();
goto Platform_early_resume;
trace_suspend_resume(TPS("machine_suspend"), state, true);
freeze_enter();
trace_suspend_resume(TPS("machine_suspend"), state, false);
goto Platform_wake;
}
error = disable_nonboot_cpus();