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Subject[PATCH 1/6] ACPI / PM: Drop acpi_restore_state_mem()
Date
From: Rafael J. Wysocki <rjw@sisk.pl>

The function acpi_restore_state_mem() has never been and most likely
never will be used, so remove it.

Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
---
arch/ia64/include/asm/acpi.h | 4 ++--
arch/ia64/kernel/acpi.c | 5 -----
arch/x86/include/asm/acpi.h | 3 +--
arch/x86/kernel/acpi/sleep.c | 8 --------
drivers/acpi/sleep.c | 4 ----
5 files changed, 3 insertions(+), 21 deletions(-)
Index: linux-2.6/drivers/acpi/sleep.c
===================================================================
--- linux-2.6.orig/drivers/acpi/sleep.c
+++ linux-2.6/drivers/acpi/sleep.c
@@ -293,10 +293,6 @@ static int acpi_suspend_enter(suspend_st
local_irq_restore(flags);
printk(KERN_DEBUG "Back to C!\n");

- /* restore processor state */
- if (acpi_state == ACPI_STATE_S3)
- acpi_restore_state_mem();
-
suspend_nvs_restore();

return ACPI_SUCCESS(status) ? 0 : -EFAULT;
Index: linux-2.6/arch/ia64/include/asm/acpi.h
===================================================================
--- linux-2.6.orig/arch/ia64/include/asm/acpi.h
+++ linux-2.6/arch/ia64/include/asm/acpi.h
@@ -128,9 +128,9 @@ static inline const char *acpi_get_sysna
int acpi_request_vector (u32 int_type);
int acpi_gsi_to_irq (u32 gsi, unsigned int *irq);

-/* routines for saving/restoring kernel state */
+/* Routine for saving kernel state during suspend. */
extern int acpi_save_state_mem(void);
-extern void acpi_restore_state_mem(void);
+
extern unsigned long acpi_wakeup_address;

/*
Index: linux-2.6/arch/ia64/kernel/acpi.c
===================================================================
--- linux-2.6.orig/arch/ia64/kernel/acpi.c
+++ linux-2.6/arch/ia64/kernel/acpi.c
@@ -1041,11 +1041,6 @@ EXPORT_SYMBOL(acpi_unregister_ioapic);
int acpi_save_state_mem(void) { return 0; }

/*
- * acpi_restore_state()
- */
-void acpi_restore_state_mem(void) {}
-
-/*
* do_suspend_lowlevel()
*/
void do_suspend_lowlevel(void) {}
Index: linux-2.6/arch/x86/include/asm/acpi.h
===================================================================
--- linux-2.6.orig/arch/x86/include/asm/acpi.h
+++ linux-2.6/arch/x86/include/asm/acpi.h
@@ -112,9 +112,8 @@ static inline void acpi_disable_pci(void
acpi_noirq_set();
}

-/* routines for saving/restoring kernel state */
+/* Routine for saving kernel state during suspend. */
extern int acpi_save_state_mem(void);
-extern void acpi_restore_state_mem(void);

extern unsigned long acpi_wakeup_address;

Index: linux-2.6/arch/x86/kernel/acpi/sleep.c
===================================================================
--- linux-2.6.orig/arch/x86/kernel/acpi/sleep.c
+++ linux-2.6/arch/x86/kernel/acpi/sleep.c
@@ -112,14 +112,6 @@ int acpi_save_state_mem(void)
return 0;
}

-/*
- * acpi_restore_state - undo effects of acpi_save_state_mem
- */
-void acpi_restore_state_mem(void)
-{
-}
-
-
/**
* acpi_reserve_wakeup_memory - do _very_ early ACPI initialisation
*


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