[PATCH] i386/x86_64: acpi/sleep.c: kill unused acpi_save_state_disk

acpi_save_state_disk does nothing and is completely unused.

This patch was already ACK'ed by Pavel Machek.
Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

arch/i386/kernel/acpi/sleep.c

@@ -46,15 +46,6 @@ int acpi_save_state_mem (void)
 	return 0;
 }
 
-/**
- * acpi_save_state_disk - save kernel state to disk
- *
- */
-int acpi_save_state_disk (void)
-{
-	return 1;
-}
-
 /*
  * acpi_restore_state - undo effects of acpi_save_state_mem
  */

arch/x86_64/kernel/acpi/sleep.c

@@ -87,15 +87,6 @@ int acpi_save_state_mem (void)
 	return 0;
 }
 
-/**
- * acpi_save_state_disk - save kernel state to disk
- *
- */
-int acpi_save_state_disk (void)
-{
-	return 1;
-}
-
 /*
  * acpi_restore_state
  */

include/asm-i386/acpi.h

@@ -174,7 +174,6 @@ static inline int acpi_irq_balance_set(char *str) { return 0; }
 
 /* routines for saving/restoring kernel state */
 extern int acpi_save_state_mem(void);
-extern int acpi_save_state_disk(void);
 extern void acpi_restore_state_mem(void);
 
 extern unsigned long acpi_wakeup_address;

include/asm-i386/suspend.h

@@ -63,5 +63,4 @@ static inline void acpi_save_register_state(unsigned long return_point)
 
 /* routines for saving/restoring kernel state */
 extern int acpi_save_state_mem(void);
-extern int acpi_save_state_disk(void);
 #endif

include/asm-x86_64/acpi.h

@@ -153,7 +153,6 @@ static inline int acpi_irq_balance_set(char *str) { return 0; }
 
 /* routines for saving/restoring kernel state */
 extern int acpi_save_state_mem(void);
-extern int acpi_save_state_disk(void);
 extern void acpi_restore_state_mem(void);
 
 extern unsigned long acpi_wakeup_address;

include/asm-x86_64/suspend.h

@@ -55,5 +55,4 @@ extern unsigned long saved_edi;
 
 /* routines for saving/restoring kernel state */
 extern int acpi_save_state_mem(void);
-extern int acpi_save_state_disk(void);
 #endif