ACPI: restore CONFIG_ACPI_SLEEP

Restore the 2.6.22 CONFIG_ACPI_SLEEP build option, but now shadowing the
new CONFIG_PM_SLEEP option.

Signed-off-by: Len Brown <len.brown@intel.com>
[ Modified to work with the PM config setup changes. ]
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/arch/i386/kernel/acpi/Makefile b/arch/i386/kernel/acpi/Makefile
index 223f58f..7f7be01 100644
--- a/arch/i386/kernel/acpi/Makefile
+++ b/arch/i386/kernel/acpi/Makefile
@@ -2,7 +2,7 @@
 ifneq ($(CONFIG_PCI),)
 obj-$(CONFIG_X86_IO_APIC)	+= earlyquirk.o
 endif
-obj-$(CONFIG_ACPI)		+= sleep.o wakeup.o
+obj-$(CONFIG_ACPI_SLEEP)	+= sleep.o wakeup.o
 
 ifneq ($(CONFIG_ACPI_PROCESSOR),)
 obj-y				+= cstate.o processor.o
diff --git a/arch/i386/kernel/setup.c b/arch/i386/kernel/setup.c
index 7fe5da3..d474cd6 100644
--- a/arch/i386/kernel/setup.c
+++ b/arch/i386/kernel/setup.c
@@ -422,7 +422,7 @@
 	 */
 	reserve_bootmem(PAGE_SIZE, PAGE_SIZE);
 #endif
-#ifdef CONFIG_ACPI
+#ifdef CONFIG_ACPI_SLEEP
 	/*
 	 * Reserve low memory region for sleep support.
 	 */
diff --git a/arch/x86_64/kernel/acpi/Makefile b/arch/x86_64/kernel/acpi/Makefile
index 17595d2..080b996 100644
--- a/arch/x86_64/kernel/acpi/Makefile
+++ b/arch/x86_64/kernel/acpi/Makefile
@@ -1,6 +1,6 @@
 obj-y			:= boot.o
 boot-y			:= ../../../i386/kernel/acpi/boot.o
-obj-y			+= sleep.o wakeup.o
+obj-$(CONFIG_ACPI_SLEEP)	+= sleep.o wakeup.o
 
 ifneq ($(CONFIG_ACPI_PROCESSOR),)
 obj-y			+= processor.o
diff --git a/arch/x86_64/kernel/head.S b/arch/x86_64/kernel/head.S
index 3a16e41..e89abcd 100644
--- a/arch/x86_64/kernel/head.S
+++ b/arch/x86_64/kernel/head.S
@@ -120,7 +120,7 @@
 	addq	%rbp, trampoline_level4_pgt + 0(%rip)
 	addq	%rbp, trampoline_level4_pgt + (511*8)(%rip)
 #endif
-#ifdef CONFIG_ACPI
+#ifdef CONFIG_ACPI_SLEEP
 	addq	%rbp, wakeup_level4_pgt + 0(%rip)
 	addq	%rbp, wakeup_level4_pgt + (511*8)(%rip)
 #endif
diff --git a/arch/x86_64/kernel/setup.c b/arch/x86_64/kernel/setup.c
index 0f400f3..af838f6 100644
--- a/arch/x86_64/kernel/setup.c
+++ b/arch/x86_64/kernel/setup.c
@@ -333,7 +333,7 @@
 	reserve_bootmem_generic(SMP_TRAMPOLINE_BASE, 2*PAGE_SIZE);
 #endif
 
-#ifdef CONFIG_ACPI
+#ifdef CONFIG_ACPI_SLEEP
        /*
         * Reserve low memory region for sleep support.
         */