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>

1 files changed, 5 insertions, 1 deletions

diff --git a/include/asm-x86/apic.h b/include/asm-x86/apic.h
index 313bcaf4b6c..9fe941cd843 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.
  */