[2.6 patch] kernel/power/: move function prototypes to header

[2.6 patch] kernel/power/: move function prototypes to header

[Adrian Bunk]

This patch moves the prototypes of count_highmem_pages() and 
restore_highmem() to kernel/power/power.h

Signed-off-by: Adrian Bunk <bunk@kernel.org>

---

 kernel/power/power.h    |    8 ++++++++
 kernel/power/snapshot.c |    1 -
 kernel/power/swsusp.c   |    8 --------
 3 files changed, 8 insertions(+), 9 deletions(-)

20af06052a0203d9e60b4937282793900c756182 
diff --git a/kernel/power/power.h b/kernel/power/power.h
index 195dc46..3fe1e7f 100644
--- a/kernel/power/power.h
+++ b/kernel/power/power.h
@@ -211,3 +211,11 @@ static inline int pm_notifier_call_chain(unsigned long val)
 	return (blocking_notifier_call_chain(&pm_chain_head, val, NULL)
 			== NOTIFY_BAD) ? -EINVAL : 0;
 }
+
+#ifdef CONFIG_HIGHMEM
+unsigned int count_highmem_pages(void);
+int restore_highmem(void);
+#else
+static inline unsigned int count_highmem_pages(void) { return 0; }
+static inline int restore_highmem(void) { return 0; }
+#endif
diff --git a/kernel/power/snapshot.c b/kernel/power/snapshot.c
index 78039b4..d9ed1ff 100644
--- a/kernel/power/snapshot.c
+++ b/kernel/power/snapshot.c
@@ -872,7 +872,6 @@ unsigned int count_highmem_pages(void)
 }
 #else
 static inline void *saveable_highmem_page(unsigned long pfn) { return NULL; }
-static inline unsigned int count_highmem_pages(void) { return 0; }
 #endif /* CONFIG_HIGHMEM */
 
 /**
diff --git a/kernel/power/swsusp.c b/kernel/power/swsusp.c
index e1722d3..605c536 100644
--- a/kernel/power/swsusp.c
+++ b/kernel/power/swsusp.c
@@ -64,14 +64,6 @@ unsigned long image_size = 500 * 1024 * 1024;
 
 int in_suspend __nosavedata = 0;
 
-#ifdef CONFIG_HIGHMEM
-unsigned int count_highmem_pages(void);
-int restore_highmem(void);
-#else
-static inline int restore_highmem(void) { return 0; }
-static inline unsigned int count_highmem_pages(void) { return 0; }
-#endif
-
 /**
  *	The following functions are used for tracing the allocated
  *	swap pages, so that they can be freed in case of an error.

Re: [2.6 patch] kernel/power/: move function prototypes to header

[Rafael J. Wysocki]

On Friday, 2 November 2007 16:44, Adrian Bunk wrote:
> This patch moves the prototypes of count_highmem_pages() and 
> restore_highmem() to kernel/power/power.h
> 
> Signed-off-by: Adrian Bunk <bunk@kernel.org>

Acked-by: Rafael J. Wysocki <rjw@sisk.p>

> ---
> 
>  kernel/power/power.h    |    8 ++++++++
>  kernel/power/snapshot.c |    1 -
>  kernel/power/swsusp.c   |    8 --------
>  3 files changed, 8 insertions(+), 9 deletions(-)
> 
> 20af06052a0203d9e60b4937282793900c756182 
> diff --git a/kernel/power/power.h b/kernel/power/power.h
> index 195dc46..3fe1e7f 100644
> --- a/kernel/power/power.h
> +++ b/kernel/power/power.h
> @@ -211,3 +211,11 @@ static inline int pm_notifier_call_chain(unsigned long val)
>  	return (blocking_notifier_call_chain(&pm_chain_head, val, NULL)
>  			== NOTIFY_BAD) ? -EINVAL : 0;
>  }
> +
> +#ifdef CONFIG_HIGHMEM
> +unsigned int count_highmem_pages(void);
> +int restore_highmem(void);
> +#else
> +static inline unsigned int count_highmem_pages(void) { return 0; }
> +static inline int restore_highmem(void) { return 0; }
> +#endif
> diff --git a/kernel/power/snapshot.c b/kernel/power/snapshot.c
> index 78039b4..d9ed1ff 100644
> --- a/kernel/power/snapshot.c
> +++ b/kernel/power/snapshot.c
> @@ -872,7 +872,6 @@ unsigned int count_highmem_pages(void)
>  }
>  #else
>  static inline void *saveable_highmem_page(unsigned long pfn) { return NULL; }
> -static inline unsigned int count_highmem_pages(void) { return 0; }
>  #endif /* CONFIG_HIGHMEM */
>  
>  /**
> diff --git a/kernel/power/swsusp.c b/kernel/power/swsusp.c
> index e1722d3..605c536 100644
> --- a/kernel/power/swsusp.c
> +++ b/kernel/power/swsusp.c
> @@ -64,14 +64,6 @@ unsigned long image_size = 500 * 1024 * 1024;
>  
>  int in_suspend __nosavedata = 0;
>  
> -#ifdef CONFIG_HIGHMEM
> -unsigned int count_highmem_pages(void);
> -int restore_highmem(void);
> -#else
> -static inline int restore_highmem(void) { return 0; }
> -static inline unsigned int count_highmem_pages(void) { return 0; }
> -#endif
> -
>  /**
>   *	The following functions are used for tracing the allocated
>   *	swap pages, so that they can be freed in case of an error.
> 
> 
> 

-- 
"Premature optimization is the root of all evil." - Donald Knuth