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-rw-r--r--arch/i386/kernel/setup.c17
1 files changed, 12 insertions, 5 deletions
diff --git a/arch/i386/kernel/setup.c b/arch/i386/kernel/setup.c
index 80cb3b2d0997..dd6b0e3386ce 100644
--- a/arch/i386/kernel/setup.c
+++ b/arch/i386/kernel/setup.c
@@ -970,8 +970,10 @@ efi_memory_present_wrapper(unsigned long start, unsigned long end, void *arg)
* not-overlapping, which is the case
*/
int __init
-e820_all_mapped(unsigned long start, unsigned long end, unsigned type)
+e820_all_mapped(unsigned long s, unsigned long e, unsigned type)
{
+ u64 start = s;
+ u64 end = e;
int i;
for (i = 0; i < e820.nr_map; i++) {
struct e820entry *ei = &e820.map[i];
@@ -1318,6 +1320,8 @@ legacy_init_iomem_resources(struct resource *code_resource, struct resource *dat
probe_roms();
for (i = 0; i < e820.nr_map; i++) {
struct resource *res;
+ if (e820.map[i].addr + e820.map[i].size > 0x100000000ULL)
+ continue;
res = kzalloc(sizeof(struct resource), GFP_ATOMIC);
switch (e820.map[i].type) {
case E820_RAM: res->name = "System RAM"; break;
@@ -1543,15 +1547,18 @@ void __init setup_arch(char **cmdline_p)
if (efi_enabled)
efi_map_memmap();
-#ifdef CONFIG_X86_IO_APIC
- check_acpi_pci(); /* Checks more than just ACPI actually */
-#endif
-
#ifdef CONFIG_ACPI
/*
* Parse the ACPI tables for possible boot-time SMP configuration.
*/
acpi_boot_table_init();
+#endif
+
+#ifdef CONFIG_X86_IO_APIC
+ check_acpi_pci(); /* Checks more than just ACPI actually */
+#endif
+
+#ifdef CONFIG_ACPI
acpi_boot_init();
#if defined(CONFIG_SMP) && defined(CONFIG_X86_PC)