4 files changed, 9 insertions, 14 deletions

diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index d2ed6c5ddc80..5f4687187ceb 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -2014,7 +2014,7 @@ void disable_IO_APIC(void)
  * by Matt Domsch <Matt_Domsch@dell.com>  Tue Dec 21 12:25:05 CST 1999
  */
 
-static void __init setup_ioapic_ids_from_mpc(void)
+void __init setup_ioapic_ids_from_mpc(void)
 {
         union IO_APIC_reg_00 reg_00;
         physid_mask_t phys_id_present_map;
@@ -2023,9 +2023,8 @@ static void __init setup_ioapic_ids_from_mpc(void)
         unsigned char old_id;
         unsigned long flags;
 
-        if (x86_quirks->setup_ioapic_ids && x86_quirks->setup_ioapic_ids())
+        if (acpi_ioapic)
                 return;
-
         /*
          * Don't check I/O APIC IDs for xAPIC systems.  They have
          * no meaning without the serial APIC bus.
@@ -3061,10 +3060,8 @@ void __init setup_IO_APIC(void)
         /*
          * Set up IO-APIC IRQ routing.
          */
-#ifdef CONFIG_X86_32
-        if (!acpi_ioapic)
-                setup_ioapic_ids_from_mpc();
-#endif
+        x86_init.mpparse.setup_ioapic_ids();
+
         sync_Arb_IDs();
         setup_IO_APIC_irqs();
         init_IO_APIC_traps();
diff --git a/arch/x86/kernel/apic/numaq_32.c b/arch/x86/kernel/apic/numaq_32.c
index b5f0b1dc7dd0..f3717659265d 100644
--- a/arch/x86/kernel/apic/numaq_32.c
+++ b/arch/x86/kernel/apic/numaq_32.c
@@ -262,12 +262,6 @@ static void __init
         }
 }
 
-static int __init numaq_setup_ioapic_ids(void)
-{
-        /* so can skip it */
-        return 1;
-}
-
 static struct x86_quirks numaq_x86_quirks __initdata = {
         .arch_pre_time_init             = numaq_pre_time_init,
         .arch_time_init                 = NULL,
@@ -280,7 +274,6 @@ static struct x86_quirks numaq_x86_quirks __initdata = {
         .mpc_oem_bus_info               = mpc_oem_bus_info,
         .mpc_oem_pci_bus                = mpc_oem_pci_bus,
         .smp_read_mpc_oem               = smp_read_mpc_oem,
-        .setup_ioapic_ids               = numaq_setup_ioapic_ids,
 };
 
 static __init void early_check_numaq(void)
@@ -299,6 +292,7 @@ static __init void early_check_numaq(void)
         if (found_numaq) {
                 x86_quirks = &numaq_x86_quirks;
                 x86_init.mpparse.mpc_record = numaq_mpc_record;
+                x86_init.mpparse.setup_ioapic_ids = x86_init_noop;
         }
 }
 
diff --git a/arch/x86/kernel/head32.c b/arch/x86/kernel/head32.c
index 921a23b6c145..a21398fac4fa 100644
--- a/arch/x86/kernel/head32.c
+++ b/arch/x86/kernel/head32.c
@@ -13,6 +13,8 @@
 #include <asm/e820.h>
 #include <asm/page.h>
 #include <asm/trampoline.h>
+#include <asm/apic.h>
+#include <asm/io_apic.h>
 
 void __init i386_start_kernel(void)
 {
@@ -32,6 +34,7 @@ void __init i386_start_kernel(void)
         /* Initilize 32bit specific setup functions */
         x86_init.resources.probe_roms = probe_roms;
         x86_init.resources.reserve_resources = i386_reserve_resources;
+        x86_init.mpparse.setup_ioapic_ids = setup_ioapic_ids_from_mpc;
 
         x86_init.resources.reserve_ebda_region();
 
diff --git a/arch/x86/kernel/x86_init.c b/arch/x86/kernel/x86_init.c
index 83bd5db376ba..f4a32b3ab024 100644
--- a/arch/x86/kernel/x86_init.c
+++ b/arch/x86/kernel/x86_init.c
@@ -27,5 +27,6 @@ struct __initdata x86_init_ops x86_init = {
 
         .mpparse = {
                 .mpc_record             = x86_init_uint_noop,
+                .setup_ioapic_ids       = x86_init_noop,
         },
 };