x86: check command line when CONFIG_X86_MPPARSE is not set, v2

if acpi=off, acpi=noirq and pci=noacpi, we need to disable apic.

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: "Maciej W. Rozycki" <macro@linux-mips.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

2 files changed, 11 insertions, 1 deletions

diff --git a/include/asm-x86/apic.h b/include/asm-x86/apic.h
index 313bcaf4b6c3..9fe941cd843d 100644
--- a/include/asm-x86/apic.h
+++ b/include/asm-x86/apic.h
@@ -39,8 +39,12 @@ extern int apic_verbosity;
 extern int local_apic_timer_c2_ok;
 
 extern int ioapic_force;
-extern int disable_apic;
 
+#ifdef CONFIG_X86_64
+extern int disable_apic;
+#else
+extern int enable_local_apic;
+#endif
 /*
  * Basic functions accessing APICs.
  */
diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index 41f7ce7edd7a..0601075d09a1 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@ -82,6 +82,7 @@ char * __acpi_map_table (unsigned long phys_addr, unsigned long size);
 int early_acpi_boot_init(void);
 int acpi_boot_init (void);
 int acpi_boot_table_init (void);
+int acpi_mps_check (void);
 int acpi_numa_init (void);
 
 int acpi_table_init (void);
@@ -250,6 +251,11 @@ static inline int acpi_boot_table_init(void)
         return 0;
 }
 
+static inline int acpi_mps_check(void)
+{
+        return 0;
+}
+
 static inline int acpi_check_resource_conflict(struct resource *res)
 {
         return 0;