x86: make set_cpu_sibling_map nonstatic

And move its extern definition to smp.h, the common header
Signed-off-by: Glauber Costa <gcosta@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

arch/x86/kernel/smpboot_64.c

@@ -228,7 +228,7 @@ cpumask_t cpu_coregroup_map(int cpu)
 /* representing cpus for which sibling maps can be computed */
 static cpumask_t cpu_sibling_setup_map;
 
-static inline void set_cpu_sibling_map(int cpu)
+void __cpuinit set_cpu_sibling_map(int cpu)
 {
 	int i;
 	struct cpuinfo_x86 *c = &cpu_data(cpu);

include/asm-x86/smp.h

@@ -22,6 +22,9 @@ struct smp_ops {
 				      int wait);
 };
 
+/* Globals due to paravirt */
+extern void set_cpu_sibling_map(int cpu);
+
 #ifdef CONFIG_SMP
 extern struct smp_ops smp_ops;
 

include/asm-x86/smp_32.h

@@ -35,9 +35,6 @@ extern void cpu_uninit(void);
 extern void remove_siblinginfo(int cpu);
 #endif
 
-/* Globals due to paravirt */
-extern void set_cpu_sibling_map(int cpu);
-
 #ifdef CONFIG_SMP
 #ifndef CONFIG_PARAVIRT
 #define startup_ipi_hook(phys_apicid, start_eip, start_esp) do { } while (0)