x86/smpboot: Change smp_store_boot_cpu_info() to static

The function is only used locally. Convert it to a static one.
Signed-off-by: Sohil Mehta <sohil.mehta@intel.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20230727180533.3119660-4-sohil.mehta@intel.com

arch/x86/include/asm/smp.h

@@ -134,8 +134,6 @@ void native_send_call_func_ipi(const struct cpumask *mask);
 void native_send_call_func_single_ipi(int cpu);
 
 bool smp_park_other_cpus_in_init(void);
-
-void smp_store_boot_cpu_info(void);
 void smp_store_cpu_info(int id);
 
 asmlinkage __visible void smp_reboot_interrupt(void);

arch/x86/kernel/smpboot.c

@@ -422,7 +422,7 @@ int topology_update_die_map(unsigned int die, unsigned int cpu)
 	return 0;
 }
 
-void __init smp_store_boot_cpu_info(void)
+static void __init smp_store_boot_cpu_info(void)
 {
 	int id = 0; /* CPU 0 */
 	struct cpuinfo_x86 *c = &cpu_data(id);