x86: let setup_arch call init_apic_mappings for 32bit

instead of calling it from trap_init()

also move init ioapic mapping out of apic_32.c

so 32 bit do same as 64 bit

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 2 insertions, 4 deletions

diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index bf528b23750..4716460607b 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -766,16 +766,14 @@ void __init setup_arch(char **cmdline_p)
                 get_smp_config();
 #endif
 
-#ifdef CONFIG_X86_64
         init_apic_mappings();
         ioapic_init_mappings();
-#else
-# if defined(CONFIG_SMP) && defined(CONFIG_X86_PC)
+
+#if defined(CONFIG_SMP) && defined(CONFIG_X86_PC) && defined(CONFIG_X86_32)
         if (def_to_bigsmp)
                 printk(KERN_WARNING "More than 8 CPUs detected and "
                         "CONFIG_X86_PC cannot handle it.\nUse "
                         "CONFIG_X86_GENERICARCH or CONFIG_X86_BIGSMP.\n");
-# endif
 #endif
         kvm_guest_init();