4 files changed, 14 insertions, 28 deletions

diff --git a/arch/i386/kernel/acpi/boot.c b/arch/i386/kernel/acpi/boot.c
index 40e5aba3ad3..97ca17189af 100644
--- a/arch/i386/kernel/acpi/boot.c
+++ b/arch/i386/kernel/acpi/boot.c
@@ -202,6 +202,8 @@ int __init acpi_parse_mcfg(unsigned long phys_addr, unsigned long size)
 		if (mcfg->config[i].base_reserved) {
 			printk(KERN_ERR PREFIX
 			       "MMCONFIG not in low 4GB of memory\n");
+			kfree(pci_mmcfg_config);
+			pci_mmcfg_config_num = 0;
 			return -ENODEV;
 		}
 	}
@@ -215,7 +217,7 @@ static int __init acpi_parse_madt(unsigned long phys_addr, unsigned long size)
 {
 	struct acpi_table_madt *madt = NULL;
 
-	if (!phys_addr || !size)
+	if (!phys_addr || !size || !cpu_has_apic)
 		return -EINVAL;
 
 	madt = (struct acpi_table_madt *)__acpi_map_table(phys_addr, size);
@@ -621,9 +623,9 @@ extern u32 pmtmr_ioport;
 
 static int __init acpi_parse_fadt(unsigned long phys, unsigned long size)
 {
-	struct fadt_descriptor_rev2 *fadt = NULL;
+	struct fadt_descriptor *fadt = NULL;
 
-	fadt = (struct fadt_descriptor_rev2 *)__acpi_map_table(phys, size);
+	fadt = (struct fadt_descriptor *)__acpi_map_table(phys, size);
 	if (!fadt) {
 		printk(KERN_WARNING PREFIX "Unable to map FADT\n");
 		return 0;
@@ -754,7 +756,7 @@ static int __init acpi_parse_madt_ioapic_entries(void)
 		return -ENODEV;
 	}
 
-	if (!cpu_has_apic)
+	if (!cpu_has_apic) 
 		return -ENODEV;
 
 	/*
diff --git a/arch/i386/kernel/acpi/processor.c b/arch/i386/kernel/acpi/processor.c
index 9f4cc02717e..b54fded4983 100644
--- a/arch/i386/kernel/acpi/processor.c
+++ b/arch/i386/kernel/acpi/processor.c
@@ -47,7 +47,7 @@ static void init_intel_pdc(struct acpi_processor *pr, struct cpuinfo_x86 *c)
 	buf[2] = ACPI_PDC_C_CAPABILITY_SMP;
 
 	if (cpu_has(c, X86_FEATURE_EST))
-		buf[2] |= ACPI_PDC_EST_CAPABILITY_SMP;
+		buf[2] |= ACPI_PDC_EST_CAPABILITY_SWSMP;
 
 	obj->type = ACPI_TYPE_BUFFER;
 	obj->buffer.length = 12;
diff --git a/arch/i386/kernel/acpi/sleep.c b/arch/i386/kernel/acpi/sleep.c
index 1cb2b186a3a..4ee83577bf6 100644
--- a/arch/i386/kernel/acpi/sleep.c
+++ b/arch/i386/kernel/acpi/sleep.c
@@ -8,30 +8,17 @@
 #include <linux/acpi.h>
 #include <linux/bootmem.h>
 #include <linux/dmi.h>
+#include <linux/cpumask.h>
+
 #include <asm/smp.h>
-#include <asm/tlbflush.h>
 
 /* address in low memory of the wakeup routine. */
 unsigned long acpi_wakeup_address = 0;
 unsigned long acpi_video_flags;
 extern char wakeup_start, wakeup_end;
 
-extern void zap_low_mappings(void);
-
 extern unsigned long FASTCALL(acpi_copy_wakeup_routine(unsigned long));
 
-static void init_low_mapping(pgd_t * pgd, int pgd_limit)
-{
-	int pgd_ofs = 0;
-
-	while ((pgd_ofs < pgd_limit)
-	       && (pgd_ofs + USER_PTRS_PER_PGD < PTRS_PER_PGD)) {
-		set_pgd(pgd, *(pgd + USER_PTRS_PER_PGD));
-		pgd_ofs++, pgd++;
-	}
-	flush_tlb_all();
-}
-
 /**
  * acpi_save_state_mem - save kernel state
  *
@@ -42,7 +29,6 @@ int acpi_save_state_mem(void)
 {
 	if (!acpi_wakeup_address)
 		return 1;
-	init_low_mapping(swapper_pg_dir, USER_PTRS_PER_PGD);
 	memcpy((void *)acpi_wakeup_address, &wakeup_start,
 	       &wakeup_end - &wakeup_start);
 	acpi_copy_wakeup_routine(acpi_wakeup_address);
@@ -55,7 +41,6 @@ int acpi_save_state_mem(void)
  */
 void acpi_restore_state_mem(void)
 {
-	zap_low_mappings();
 }
 
 /**
diff --git a/arch/i386/kernel/acpi/wakeup.S b/arch/i386/kernel/acpi/wakeup.S
index 7c74fe0dc93..9f408eee4e6 100644
--- a/arch/i386/kernel/acpi/wakeup.S
+++ b/arch/i386/kernel/acpi/wakeup.S
@@ -56,7 +56,7 @@ wakeup_code:
 1:
 
 	# set up page table
-	movl	$swapper_pg_dir-__PAGE_OFFSET, %eax
+	movl	$swsusp_pg_dir-__PAGE_OFFSET, %eax
 	movl	%eax, %cr3
 
 	testl	$1, real_efer_save_restore - wakeup_code
@@ -265,11 +265,6 @@ ENTRY(acpi_copy_wakeup_routine)
 	movl	$0x12345678, saved_magic
 	ret
 
-.data
-ALIGN
-ENTRY(saved_magic)	.long	0
-ENTRY(saved_eip)	.long	0
-
 save_registers:
 	leal	4(%esp), %eax
 	movl	%eax, saved_context_esp
@@ -304,7 +299,11 @@ ret_point:
 	call	restore_processor_state
 	ret
 
+.data
 ALIGN
+ENTRY(saved_magic)	.long	0
+ENTRY(saved_eip)	.long	0
+
 # saved registers
 saved_gdt:	.long	0,0
 saved_idt:	.long	0,0