diff mbox

[1/5] acpi : move the acpi_idle_driver variable declaration

Message ID 1343213162-8064-2-git-send-email-daniel.lezcano@linaro.org (mailing list archive)
State New, archived
Headers show

Commit Message

Daniel Lezcano July 25, 2012, 10:45 a.m. UTC
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.

Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
---
 drivers/acpi/processor_driver.c |    2 +-
 include/acpi/processor.h        |    1 -
 2 files changed, 1 insertions(+), 2 deletions(-)

Comments

Deepthi Dharwar July 27, 2012, 5:46 a.m. UTC | #1
Hi Daniel,


On 07/25/2012 04:15 PM, 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.
>


This is true after applying your second patch .
Maybe you can check the sequencing of patches in the series.
As a thumb rule one should be able to build the kernel
by applying each and every patch in the series .
There would be a build break after applying this one as
acpi_idle_driver is still used in processor_idle.c by applying
just this patch.

Cheers,
Deepthi

 
> Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
> ---
>  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 7048b97..017b39d 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);


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Daniel Lezcano July 27, 2012, 8:14 a.m. UTC | #2
On 07/27/2012 07:46 AM, Deepthi Dharwar wrote:
> Hi Daniel,
> 
> 
> On 07/25/2012 04:15 PM, 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.
>>
> 
> 
> This is true after applying your second patch .
> Maybe you can check the sequencing of patches in the series.
> As a thumb rule one should be able to build the kernel
> by applying each and every patch in the series .

Thanks Deepthi. I think I already git bisect tested the patchset.
This patch does not break the build, the variable is defined in the
processor_driver.c file.



> There would be a build break after applying this one as
> acpi_idle_driver is still used in processor_idle.c by applying
> just this patch.
> 
> Cheers,
> Deepthi
> 
>  
>> Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
>> ---
>>  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 7048b97..017b39d 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);
> 
>
diff mbox

Patch

diff --git a/drivers/acpi/processor_driver.c b/drivers/acpi/processor_driver.c
index 7048b97..017b39d 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);