x86/microcode: Make reload_early_microcode() static

fe05589 ("x86/microcode: Merge the early microcode loader") left this
needlessly public. Git archaeology provided by Borislav.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Link: https://lore.kernel.org/r/20230812195727.834943153@linutronix.de

Author: KAGA-KOKO

arch/x86/include/asm/microcode.h

@@ -128,13 +128,11 @@ static inline unsigned int x86_cpuid_family(void)
 #ifdef CONFIG_MICROCODE
 extern void __init load_ucode_bsp(void);
 extern void load_ucode_ap(void);
-void reload_early_microcode(unsigned int cpu);
 extern bool initrd_gone;
 void microcode_bsp_resume(void);
 #else
 static inline void __init load_ucode_bsp(void)			{ }
 static inline void load_ucode_ap(void)				{ }
-static inline void reload_early_microcode(unsigned int cpu)	{ }
 static inline void microcode_bsp_resume(void)			{ }
 #endif
 

arch/x86/kernel/cpu/microcode/core.c

@@ -293,7 +293,7 @@ struct cpio_data find_microcode_in_initrd(const char *path, bool use_pa)
 #endif
 }
 
-void reload_early_microcode(unsigned int cpu)
+static void reload_early_microcode(unsigned int cpu)
 {
 	int vendor, family;