diff options
| -rw-r--r-- | arch/x86/include/asm/microcode_intel.h | 2 | ||||
| -rw-r--r-- | arch/x86/kernel/microcode_core_early.c | 10 | ||||
| -rw-r--r-- | arch/x86/kernel/microcode_intel_early.c | 2 |
3 files changed, 13 insertions, 1 deletions
diff --git a/arch/x86/include/asm/microcode_intel.h b/arch/x86/include/asm/microcode_intel.h index 5356f927d411c..87a085333cbf5 100644 --- a/arch/x86/include/asm/microcode_intel.h +++ b/arch/x86/include/asm/microcode_intel.h @@ -67,10 +67,12 @@ update_match_revision(struct microcode_header_intel *mc_header, int rev); extern void __init load_ucode_intel_bsp(void); extern void __cpuinit load_ucode_intel_ap(void); extern void show_ucode_info_early(void); +extern int __init save_microcode_in_initrd_intel(void); #else static inline __init void load_ucode_intel_bsp(void) {} static inline __cpuinit void load_ucode_intel_ap(void) {} static inline void show_ucode_info_early(void) {} +static inline int __init save_microcode_in_initrd_intel(void) { return -EINVAL; } #endif #if defined(CONFIG_MICROCODE_INTEL_EARLY) && defined(CONFIG_HOTPLUG_CPU) diff --git a/arch/x86/kernel/microcode_core_early.c b/arch/x86/kernel/microcode_core_early.c index 833d51d6ee065..0d19ac5016a79 100644 --- a/arch/x86/kernel/microcode_core_early.c +++ b/arch/x86/kernel/microcode_core_early.c @@ -98,3 +98,13 @@ void __cpuinit load_ucode_ap(void) if (vendor == X86_VENDOR_INTEL && x86 >= 6) load_ucode_intel_ap(); } + +int __init save_microcode_in_initrd(void) +{ + struct cpuinfo_x86 *c = &boot_cpu_data; + + if (c->x86_vendor == X86_VENDOR_INTEL && c->x86 >= 6) + return save_microcode_in_initrd_intel(); + + return 0; +} diff --git a/arch/x86/kernel/microcode_intel_early.c b/arch/x86/kernel/microcode_intel_early.c index a07f0a026e7b6..dabef95506f39 100644 --- a/arch/x86/kernel/microcode_intel_early.c +++ b/arch/x86/kernel/microcode_intel_early.c @@ -699,7 +699,7 @@ static int __cpuinit apply_microcode_early(struct mc_saved_data *mc_saved_data, * This function converts microcode patch offsets previously stored in * mc_saved_in_initrd to pointers and stores the pointers in mc_saved_data. */ -int __init save_microcode_in_initrd(void) +int __init save_microcode_in_initrd_intel(void) { unsigned int count = mc_saved_data.mc_saved_count; struct microcode_intel *mc_saved[MAX_UCODE_COUNT]; |