diff options
| author | Colin Cross <ccross@android.com> | 2011-11-29 16:37:07 -0800 |
|---|---|---|
| committer | Dan Willemsen <dwillemsen@nvidia.com> | 2011-11-30 21:39:19 -0800 |
| commit | 1bac6490fc2e5147abd4b702b172edd6a4dfc077 (patch) | |
| tree | cea03aaf8516a167456ce41020928dd9c1c9cb74 /arch/arm/kernel | |
| parent | afe9f8fb4126e2567dbd7f310d8a09b5501408de (diff) | |
ARM: idle: call idle notifiers before stopping nohz tick
If an idle notifier modifies a timer, calling the notifier after
the sched tick has been stopped may leave the sched tick set too
early. Move teh idle notifier call before the call to
tick_nohz_stop_sched_tick.
Change-Id: I0db3284bec6d0193bc5e2a57650ab06bd8342319
Signed-off-by: Colin Cross <ccross@android.com>
Diffstat (limited to 'arch/arm/kernel')
| -rw-r--r-- | arch/arm/kernel/process.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c index c9fa07a46db0..ea7ec069fe88 100644 --- a/arch/arm/kernel/process.c +++ b/arch/arm/kernel/process.c @@ -224,8 +224,8 @@ void cpu_idle(void) /* endless idle loop with no priority at all */ while (1) { - tick_nohz_stop_sched_tick(1); idle_notifier_call_chain(IDLE_START); + tick_nohz_stop_sched_tick(1); while (!need_resched()) { #ifdef CONFIG_HOTPLUG_CPU if (cpu_is_offline(smp_processor_id())) |