6.12-stable review patch. If anyone has any objections, please let me know. ------------------ From: "Borislav Petkov (AMD)" <bp@xxxxxxxxx> commit b39c387164879eef71886fc93cee5ca7dd7bf500 upstream. Simply move save_microcode_in_initrd() down. No functional changes. Signed-off-by: Borislav Petkov (AMD) <bp@xxxxxxxxx> Reviewed-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx> Link: https://lore.kernel.org/r/20250211163648.30531-5-bp@xxxxxxxxxx Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- arch/x86/kernel/cpu/microcode/amd.c | 54 +++++++++++++++++------------------- 1 file changed, 26 insertions(+), 28 deletions(-) --- a/arch/x86/kernel/cpu/microcode/amd.c +++ b/arch/x86/kernel/cpu/microcode/amd.c @@ -594,34 +594,6 @@ void __init load_ucode_amd_bsp(struct ea native_rdmsr(MSR_AMD64_PATCH_LEVEL, ed->new_rev, dummy); } -static enum ucode_state _load_microcode_amd(u8 family, const u8 *data, size_t size); - -static int __init save_microcode_in_initrd(void) -{ - unsigned int cpuid_1_eax = native_cpuid_eax(1); - struct cpuinfo_x86 *c = &boot_cpu_data; - struct cont_desc desc = { 0 }; - enum ucode_state ret; - struct cpio_data cp; - - if (dis_ucode_ldr || c->x86_vendor != X86_VENDOR_AMD || c->x86 < 0x10) - return 0; - - if (!find_blobs_in_containers(&cp)) - return -EINVAL; - - scan_containers(cp.data, cp.size, &desc); - if (!desc.mc) - return -EINVAL; - - ret = _load_microcode_amd(x86_family(cpuid_1_eax), desc.data, desc.size); - if (ret > UCODE_UPDATED) - return -EINVAL; - - return 0; -} -early_initcall(save_microcode_in_initrd); - static inline bool patch_cpus_equivalent(struct ucode_patch *p, struct ucode_patch *n, bool ignore_stepping) @@ -1005,6 +977,32 @@ static enum ucode_state load_microcode_a return ret; } +static int __init save_microcode_in_initrd(void) +{ + unsigned int cpuid_1_eax = native_cpuid_eax(1); + struct cpuinfo_x86 *c = &boot_cpu_data; + struct cont_desc desc = { 0 }; + enum ucode_state ret; + struct cpio_data cp; + + if (dis_ucode_ldr || c->x86_vendor != X86_VENDOR_AMD || c->x86 < 0x10) + return 0; + + if (!find_blobs_in_containers(&cp)) + return -EINVAL; + + scan_containers(cp.data, cp.size, &desc); + if (!desc.mc) + return -EINVAL; + + ret = _load_microcode_amd(x86_family(cpuid_1_eax), desc.data, desc.size); + if (ret > UCODE_UPDATED) + return -EINVAL; + + return 0; +} +early_initcall(save_microcode_in_initrd); + /* * AMD microcode firmware naming convention, up to family 15h they are in * the legacy file:
