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Date:	Thu, 31 Jan 2008 23:37:03 -0500
From:	Len Brown <>
	"Rafael J. Wysocki" <>, Len Brown <>
Subject: [PATCH 32/37] ACPI: Print message before calling _PTS

From: Rafael J. Wysocki <>

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 <>
Acked-by: Pavel Machek <>
Signed-off-by: Len Brown <>
 drivers/acpi/sleep/main.c  |    4 +++-
 drivers/acpi/sleep/sleep.h |    2 --
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/acpi/sleep/main.c b/drivers/acpi/sleep/main.c
index 10db899..485de13 100644
--- a/drivers/acpi/sleep/main.c
+++ b/drivers/acpi/sleep/main.c
@@ -43,7 +43,7 @@ static int __init acpi_new_pts_ordering(char *str)
 __setup("acpi_new_pts_ordering", acpi_new_pts_ordering);
-int acpi_sleep_prepare(u32 acpi_state)
+static int acpi_sleep_prepare(u32 acpi_state)
 	/* do we have a wakeup address for S2 and S3? */
@@ -59,6 +59,8 @@ int acpi_sleep_prepare(u32 acpi_state)
+	printk(KERN_INFO PREFIX "Preparing to enter system sleep state S%d\n",
+		acpi_state);
 	return 0;
diff --git a/drivers/acpi/sleep/sleep.h b/drivers/acpi/sleep/sleep.h
index a2ea125..cfaf8f5 100644
--- a/drivers/acpi/sleep/sleep.h
+++ b/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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