From: Rafael J. Wysocki <[email protected]>
Make acpi_sleep_prepare() static and cause it to print a message
specifying the ACPI system sleep state to be entered (helpful for
debugging the suspend/hibernation code).
Signed-off-by: Rafael J. Wysocki <[email protected]>
---
drivers/acpi/sleep/main.c | 4 +++-
drivers/acpi/sleep/sleep.h | 2 --
2 files changed, 3 insertions(+), 3 deletions(-)
Index: linux-2.6/drivers/acpi/sleep/main.c
===================================================================
--- linux-2.6.orig/drivers/acpi/sleep/main.c
+++ linux-2.6/drivers/acpi/sleep/main.c
@@ -29,7 +29,7 @@ static u32 acpi_target_sleep_state = ACP
static bool acpi_sleep_finish_wake_up;
#endif
-int acpi_sleep_prepare(u32 acpi_state)
+static int acpi_sleep_prepare(u32 acpi_state)
{
#ifdef CONFIG_ACPI_SLEEP
/* do we have a wakeup address for S2 and S3? */
@@ -45,6 +45,8 @@ int acpi_sleep_prepare(u32 acpi_state)
ACPI_FLUSH_CPU_CACHE();
acpi_enable_wakeup_device_prep(acpi_state);
#endif
+ printk(KERN_INFO PREFIX "Preparing to enter system sleep state S%d\n",
+ acpi_state);
acpi_enter_sleep_state_prep(acpi_state);
return 0;
}
Index: linux-2.6/drivers/acpi/sleep/sleep.h
===================================================================
--- linux-2.6.orig/drivers/acpi/sleep/sleep.h
+++ linux-2.6/drivers/acpi/sleep/sleep.h
@@ -5,5 +5,3 @@ extern int acpi_suspend (u32 state);
extern void acpi_enable_wakeup_device_prep(u8 sleep_state);
extern void acpi_enable_wakeup_device(u8 sleep_state);
extern void acpi_disable_wakeup_device(u8 sleep_state);
-
-extern int acpi_sleep_prepare(u32 acpi_state);
--
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