The following commit has been merged into the x86/microcode branch of tip:
Commit-ID: a5ad92134bd153a9ccdcddf09a95b088f36c3cce
Gitweb: https://git.kernel.org/tip/a5ad92134bd153a9ccdcddf09a95b088f36c3cce
Author: Borislav Petkov (AMD) <bp@xxxxxxxxx>
AuthorDate: Thu, 26 Jan 2023 00:08:03 +01:00
Committer: Borislav Petkov (AMD) <bp@xxxxxxxxx>
CommitterDate: Mon, 06 Feb 2023 12:14:20 +01:00
x86/microcode/AMD: Add a @cpu parameter to the reloading functions
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
---
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(-)
diff --git a/arch/x86/include/asm/microcode.h b/arch/x86/include/asm/microcode.h
index d5a58bd..320566a 100644
--- a/arch/x86/include/asm/microcode.h
+++ b/arch/x86/include/asm/microcode.h
@@ -125,13 +125,13 @@ 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(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(void) { }
+static inline void reload_early_microcode(unsigned int cpu) { }
static inline void microcode_bsp_resume(void) { }
#endif
diff --git a/arch/x86/include/asm/microcode_amd.h b/arch/x86/include/asm/microcode_amd.h
index ac31f91..e6662ad 100644
--- 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 */
diff --git a/arch/x86/kernel/cpu/microcode/amd.c b/arch/x86/kernel/cpu/microcode/amd.c
index c2ac6c4..1023be6 100644
--- a/arch/x86/kernel/cpu/microcode/amd.c
+++ b/arch/x86/kernel/cpu/microcode/amd.c
@@ -578,7 +578,7 @@ int __init save_microcode_in_initrd_amd(unsigned int cpuid_1_eax)
return 0;
}
-void reload_ucode_amd(void)
+void reload_ucode_amd(unsigned int cpu)
{
struct microcode_amd *mc;
u32 rev, dummy __always_unused;
diff --git a/arch/x86/kernel/cpu/microcode/core.c b/arch/x86/kernel/cpu/microcode/core.c
index fdd1e7e..ddc0958 100644
--- a/arch/x86/kernel/cpu/microcode/core.c
+++ b/arch/x86/kernel/cpu/microcode/core.c
@@ -298,7 +298,7 @@ struct cpio_data find_microcode_in_initrd(const char *path, bool use_pa)
#endif
}
-void reload_early_microcode(void)
+void reload_early_microcode(unsigned int cpu)
{
int vendor, family;
@@ -312,7 +312,7 @@ void reload_early_microcode(void)
break;
case X86_VENDOR_AMD:
if (family >= 0x10)
- reload_ucode_amd();
+ reload_ucode_amd(cpu);
break;
default:
break;
@@ -564,7 +564,7 @@ void microcode_bsp_resume(void)
if (uci->mc)
microcode_ops->apply_microcode(cpu);
else
- reload_early_microcode();
+ reload_early_microcode(cpu);
}
static struct syscore_ops mc_syscore_ops = {
|