x86: move phys_cpu_present_map to setup.c

Signed-off-by: Alexey Starikovskiy <astarikovskiy@suse.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index 01119d9..011fcdd 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -9,11 +9,15 @@
 #include <asm/processor.h>
 #include <asm/setup.h>
 #include <asm/topology.h>
+#include <asm/mpspec.h>
 #include <asm/apicdef.h>
 
 DEFINE_PER_CPU(u16, x86_cpu_to_apicid) = BAD_APICID;
 EXPORT_PER_CPU_SYMBOL(x86_cpu_to_apicid);
 
+/* Bitmask of physically existing CPUs */
+physid_mask_t phys_cpu_present_map;
+
 #if defined(CONFIG_HAVE_SETUP_PER_CPU_AREA) && defined(CONFIG_SMP)
 /*
  * Copy data used in early init routines from the initial arrays to the