x86, apic: clean up ->init_apic_ldr()

- separate the namespace

 - remove macros

Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/arch/x86/mach-generic/default.c b/arch/x86/mach-generic/default.c
index 6adc3c6..633e848 100644
--- a/arch/x86/mach-generic/default.c
+++ b/arch/x86/mach-generic/default.c
@@ -56,7 +56,7 @@
 	.check_apicid_present		= default_check_apicid_present,
 
 	.vector_allocation_domain	= default_vector_allocation_domain,
-	.init_apic_ldr			= init_apic_ldr,
+	.init_apic_ldr			= default_init_apic_ldr,
 
 	.ioapic_phys_id_map		= ioapic_phys_id_map,
 	.setup_apic_routing		= setup_apic_routing,