[PATCH 5.10 364/529] x86/microcode/AMD: Add a @cpu parameter to the reloading functions

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From: Borislav Petkov (AMD) <bp@xxxxxxxxx>

commit a5ad92134bd153a9ccdcddf09a95b088f36c3cce upstream.

Will be used in a subsequent change.

Signed-off-by: Borislav Petkov (AMD) <bp@xxxxxxxxx>
Link: https://lore.kernel.org/r/20230130161709.11615-3-bp@xxxxxxxxx
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
 arch/x86/include/asm/microcode.h     |    4 ++--
 arch/x86/include/asm/microcode_amd.h |    4 ++--
 arch/x86/kernel/cpu/microcode/amd.c  |    2 +-
 arch/x86/kernel/cpu/microcode/core.c |    6 +++---
 4 files changed, 8 insertions(+), 8 deletions(-)

--- a/arch/x86/include/asm/microcode.h
+++ b/arch/x86/include/asm/microcode.h
@@ -131,7 +131,7 @@ static inline unsigned int x86_cpuid_fam
 int __init microcode_init(void);
 extern void __init load_ucode_bsp(void);
 extern void load_ucode_ap(void);
-void reload_early_microcode(void);
+void reload_early_microcode(unsigned int cpu);
 extern bool get_builtin_firmware(struct cpio_data *cd, const char *name);
 extern bool initrd_gone;
 void microcode_bsp_resume(void);
@@ -139,7 +139,7 @@ void microcode_bsp_resume(void);
 static inline int __init microcode_init(void)			{ return 0; };
 static inline void __init load_ucode_bsp(void)			{ }
 static inline void load_ucode_ap(void)				{ }
-static inline void reload_early_microcode(void)			{ }
+static inline void reload_early_microcode(unsigned int cpu)	{ }
 static inline void microcode_bsp_resume(void)			{ }
 static inline bool
 get_builtin_firmware(struct cpio_data *cd, const char *name)	{ return false; }
--- a/arch/x86/include/asm/microcode_amd.h
+++ b/arch/x86/include/asm/microcode_amd.h
@@ -47,12 +47,12 @@ struct microcode_amd {
 extern void __init load_ucode_amd_bsp(unsigned int family);
 extern void load_ucode_amd_ap(unsigned int family);
 extern int __init save_microcode_in_initrd_amd(unsigned int family);
-void reload_ucode_amd(void);
+void reload_ucode_amd(unsigned int cpu);
 #else
 static inline void __init load_ucode_amd_bsp(unsigned int family) {}
 static inline void load_ucode_amd_ap(unsigned int family) {}
 static inline int __init
 save_microcode_in_initrd_amd(unsigned int family) { return -EINVAL; }
-static inline void reload_ucode_amd(void) {}
+static inline void reload_ucode_amd(unsigned int cpu) {}
 #endif
 #endif /* _ASM_X86_MICROCODE_AMD_H */
--- a/arch/x86/kernel/cpu/microcode/amd.c
+++ b/arch/x86/kernel/cpu/microcode/amd.c
@@ -573,7 +573,7 @@ int __init save_microcode_in_initrd_amd(
 	return 0;
 }
 
-void reload_ucode_amd(void)
+void reload_ucode_amd(unsigned int cpu)
 {
 	struct microcode_amd *mc;
 	u32 rev, dummy __always_unused;
--- a/arch/x86/kernel/cpu/microcode/core.c
+++ b/arch/x86/kernel/cpu/microcode/core.c
@@ -315,7 +315,7 @@ struct cpio_data find_microcode_in_initr
 #endif
 }
 
-void reload_early_microcode(void)
+void reload_early_microcode(unsigned int cpu)
 {
 	int vendor, family;
 
@@ -329,7 +329,7 @@ void reload_early_microcode(void)
 		break;
 	case X86_VENDOR_AMD:
 		if (family >= 0x10)
-			reload_ucode_amd();
+			reload_ucode_amd(cpu);
 		break;
 	default:
 		break;
@@ -707,7 +707,7 @@ void microcode_bsp_resume(void)
 	if (uci->valid && uci->mc)
 		microcode_ops->apply_microcode(cpu);
 	else if (!uci->mc)
-		reload_early_microcode();
+		reload_early_microcode(cpu);
 }
 
 static struct syscore_ops mc_syscore_ops = {





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