Re: [driver-core PATCH v3 5/5] PM core: Use new async_schedule_dev command
From: Rafael J. Wysocki
Date: Fri Oct 12 2018 - 03:53:16 EST
On Fri, Oct 12, 2018 at 12:10 AM Alexander Duyck
<alexander.h.duyck@xxxxxxxxxxxxxxx> wrote:
>
> This change makes it so that we use the device specific version of the
> async_schedule commands to defer various tasks related to power management.
> By doing this we should see a slight improvement in performance as any
> device that is sensitive to latency/locality in the setup will now be
> initializing on the node closest to the device.
>
> Signed-off-by: Alexander Duyck <alexander.h.duyck@xxxxxxxxxxxxxxx>
Reviewed-by: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>
> ---
> drivers/base/power/main.c | 12 ++++++------
> 1 file changed, 6 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c
> index a690fd400260..ebb8b61b52e9 100644
> --- a/drivers/base/power/main.c
> +++ b/drivers/base/power/main.c
> @@ -726,7 +726,7 @@ void dpm_noirq_resume_devices(pm_message_t state)
> reinit_completion(&dev->power.completion);
> if (is_async(dev)) {
> get_device(dev);
> - async_schedule(async_resume_noirq, dev);
> + async_schedule_dev(async_resume_noirq, dev);
> }
> }
>
> @@ -883,7 +883,7 @@ void dpm_resume_early(pm_message_t state)
> reinit_completion(&dev->power.completion);
> if (is_async(dev)) {
> get_device(dev);
> - async_schedule(async_resume_early, dev);
> + async_schedule_dev(async_resume_early, dev);
> }
> }
>
> @@ -1047,7 +1047,7 @@ void dpm_resume(pm_message_t state)
> reinit_completion(&dev->power.completion);
> if (is_async(dev)) {
> get_device(dev);
> - async_schedule(async_resume, dev);
> + async_schedule_dev(async_resume, dev);
> }
> }
>
> @@ -1366,7 +1366,7 @@ static int device_suspend_noirq(struct device *dev)
>
> if (is_async(dev)) {
> get_device(dev);
> - async_schedule(async_suspend_noirq, dev);
> + async_schedule_dev(async_suspend_noirq, dev);
> return 0;
> }
> return __device_suspend_noirq(dev, pm_transition, false);
> @@ -1569,7 +1569,7 @@ static int device_suspend_late(struct device *dev)
>
> if (is_async(dev)) {
> get_device(dev);
> - async_schedule(async_suspend_late, dev);
> + async_schedule_dev(async_suspend_late, dev);
> return 0;
> }
>
> @@ -1833,7 +1833,7 @@ static int device_suspend(struct device *dev)
>
> if (is_async(dev)) {
> get_device(dev);
> - async_schedule(async_suspend, dev);
> + async_schedule_dev(async_suspend, dev);
> return 0;
> }
>
>