Re: [PATCH 1/6] acpi : move the acpi_idle_driver variable declaration

["Rafael J. Wysocki" <rjw@sisk.pl>]

On Friday, September 07, 2012, Daniel Lezcano wrote:
> This variable is only used in the in processor_driver.c.
> This patch reduces the scope of the variable by moving it
> to this file.

Well, the changelog is wrong (because the scope of the variable is
not reduced by moving it out of the header) and I don't see the point.

Is there any _real_ problem with that definition in processor.h?

Rafael


> Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
> Acked-by: Peter De Schrijver <pdeschrijver@nvidia.com>
> Tested-by: Peter De Schrijver <pdeschrijver@nvidia.com>
> ---
>  drivers/acpi/processor_driver.c |    2 +-
>  include/acpi/processor.h        |    1 -
>  2 files changed, 1 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/acpi/processor_driver.c b/drivers/acpi/processor_driver.c
> index bfc31cb..e1f6330 100644
> --- a/drivers/acpi/processor_driver.c
> +++ b/drivers/acpi/processor_driver.c
> @@ -113,7 +113,7 @@ static struct acpi_driver acpi_processor_driver = {
>  
>  DEFINE_PER_CPU(struct acpi_processor *, processors);
>  EXPORT_PER_CPU_SYMBOL(processors);
> -
> +extern struct cpuidle_driver acpi_idle_driver;
>  struct acpi_processor_errata errata __read_mostly;
>  
>  /* --------------------------------------------------------------------------
> diff --git a/include/acpi/processor.h b/include/acpi/processor.h
> index db427fa..8b2c39a 100644
> --- a/include/acpi/processor.h
> +++ b/include/acpi/processor.h
> @@ -332,7 +332,6 @@ int acpi_processor_power_exit(struct acpi_processor *pr,
>  			      struct acpi_device *device);
>  int acpi_processor_suspend(struct device *dev);
>  int acpi_processor_resume(struct device *dev);
> -extern struct cpuidle_driver acpi_idle_driver;
>  
>  /* in processor_thermal.c */
>  int acpi_processor_get_limit_info(struct acpi_processor *pr);
>