Re: [PATCH] ACPI: fix the wrong #ifdef for acpi_no_s4_hw_signature

[Fengguang Wu <fengguang.wu@intel.com>]

The title could be made more descriptive:

ACPI: move acpi_no_s4_hw_signature() declaration into #ifdef CONFIG_HIBERNATION

On Tue, Oct 16, 2012 at 12:05:03PM +0800, Yuanhan Liu wrote:
> acpi_no_s4_hw_signature is defined in #ifdef CONFIG_HIBERNATION block,
> but the current code put the declare in #ifdef CONFIG_PM_SLEEP block.
 
And it's better to always include the original build error/warning
messages when fixing build problems.

Otherwise looks good to me.

Reviewed-by: Fengguang Wu <fengguang.wu@intel.com>

> Signed-off-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>
> ---
>  include/linux/acpi.h |    5 ++++-
>  1 files changed, 4 insertions(+), 1 deletions(-)
> 
> diff --git a/include/linux/acpi.h b/include/linux/acpi.h
> index 90be989..a468429 100644
> --- a/include/linux/acpi.h
> +++ b/include/linux/acpi.h
> @@ -257,8 +257,11 @@ int acpi_check_region(resource_size_t start, resource_size_t n,
>  
>  int acpi_resources_are_enforced(void);
>  
> -#ifdef CONFIG_PM_SLEEP
> +#ifdef CONFIG_HIBERNATION
>  void __init acpi_no_s4_hw_signature(void);
> +#endif
> +
> +#ifdef CONFIG_PM_SLEEP
>  void __init acpi_old_suspend_ordering(void);
>  void __init acpi_nvs_nosave(void);
>  #endif /* CONFIG_PM_SLEEP */
> -- 
> 1.7.7.6