[Patch] acpi: remove acpi_sleep=s4_nonvs

[Amerigo Wang <amwang@redhat.com>]

acpi_sleep=s4_nonvs is superseded by acpi_sleep=nonvs.

Signed-off-by: WANG Cong <amwang@redhat.com>

---
diff --git a/Documentation/feature-removal-schedule.txt b/Documentation/feature-removal-schedule.txt
index 8c594c4..247582c 100644
--- a/Documentation/feature-removal-schedule.txt
+++ b/Documentation/feature-removal-schedule.txt
@@ -521,14 +521,6 @@ Who:	Thomas Gleixner <tglx@linutronix.de>
 
 ----------------------------
 
-What:	The acpi_sleep=s4_nonvs command line option
-When:	2.6.37
-Files:	arch/x86/kernel/acpi/sleep.c
-Why:	superseded by acpi_sleep=nonvs
-Who:	Rafael J. Wysocki <rjw@sisk.pl>
-
-----------------------------
-
 What: 	PCI DMA unmap state API
 When:	August 2012
 Why:	PCI DMA unmap state API (include/linux/pci-dma.h) was replaced
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index b72e071..64d907d 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -240,7 +240,7 @@ and is between 256 and 4096 characters. It is defined in the file
 
 	acpi_sleep=	[HW,ACPI] Sleep options
 			Format: { s3_bios, s3_mode, s3_beep, s4_nohwsig,
-				  old_ordering, s4_nonvs, sci_force_enable }
+				  old_ordering, nonvs, sci_force_enable }
 			See Documentation/power/video.txt for information on
 			s3_bios and s3_mode.
 			s3_beep is for debugging; it makes the PC's speaker beep
diff --git a/arch/x86/kernel/acpi/sleep.c b/arch/x86/kernel/acpi/sleep.c
index 69fd72a..bb9f327 100644
--- a/arch/x86/kernel/acpi/sleep.c
+++ b/arch/x86/kernel/acpi/sleep.c
@@ -162,11 +162,6 @@ static int __init acpi_sleep_setup(char *str)
 #ifdef CONFIG_HIBERNATION
 		if (strncmp(str, "s4_nohwsig", 10) == 0)
 			acpi_no_s4_hw_signature();
-		if (strncmp(str, "s4_nonvs", 8) == 0) {
-			pr_warning("ACPI: acpi_sleep=s4_nonvs is deprecated, "
-					"please use acpi_sleep=nonvs instead");
-			acpi_nvs_nosave();
-		}
 #endif
 		if (strncmp(str, "nonvs", 5) == 0)
 			acpi_nvs_nosave();