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-rw-r--r--arch/x86/kernel/microcode_core.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/x86/kernel/microcode_core.c b/arch/x86/kernel/microcode_core.c
index fda91c307104..87a0f8688301 100644
--- a/arch/x86/kernel/microcode_core.c
+++ b/arch/x86/kernel/microcode_core.c
@@ -86,6 +86,7 @@
#include <asm/microcode.h>
#include <asm/processor.h>
+#include <asm/cpu_device_id.h>
MODULE_DESCRIPTION("Microcode Update Driver");
MODULE_AUTHOR("Tigran Aivazian <tigran@aivazian.fsnet.co.uk>");
@@ -504,6 +505,20 @@ static struct notifier_block __refdata mc_cpu_notifier = {
.notifier_call = mc_cpu_callback,
};
+#ifdef MODULE
+/* Autoload on Intel and AMD systems */
+static const struct x86_cpu_id microcode_id[] = {
+#ifdef CONFIG_MICROCODE_INTEL
+ { X86_VENDOR_INTEL, X86_FAMILY_ANY, X86_MODEL_ANY, },
+#endif
+#ifdef CONFIG_MICROCODE_AMD
+ { X86_VENDOR_AMD, X86_FAMILY_ANY, X86_MODEL_ANY, },
+#endif
+ {}
+};
+MODULE_DEVICE_TABLE(x86cpu, microcode_id);
+#endif
+
static int __init microcode_init(void)
{
struct cpuinfo_x86 *c = &cpu_data(0);