diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c
index b13ed393dfcee83b330443e378a922ed016d0514..d898fab0e125341907fd896242855ad108ec8095 100644
--- a/arch/x86/kernel/cpu/amd.c
+++ b/arch/x86/kernel/cpu/amd.c
@@ -412,6 +412,8 @@ static void __cpuinit early_init_amd_mc(struct cpuinfo_x86 *c)
 
 static void __cpuinit early_init_amd(struct cpuinfo_x86 *c)
 {
+	u32 dummy;
+
 	early_init_amd_mc(c);
 
 	/*
@@ -442,6 +444,8 @@ static void __cpuinit early_init_amd(struct cpuinfo_x86 *c)
 	}
 #endif
 
+	rdmsr_safe(MSR_AMD64_PATCH_LEVEL, &c->microcode, &dummy);
+
 	/* We need to do the following only once */
 	if (c != &boot_cpu_data)
 		return;
diff --git a/arch/x86/kernel/microcode_amd.c b/arch/x86/kernel/microcode_amd.c
index 591be0ee19349eedd931a9ea44f954bd9f1c8199..d494799aafcd46b7e444940557321a42fce07175 100644
--- a/arch/x86/kernel/microcode_amd.c
+++ b/arch/x86/kernel/microcode_amd.c
@@ -74,14 +74,13 @@ static struct equiv_cpu_entry *equiv_cpu_table;
 static int collect_cpu_info_amd(int cpu, struct cpu_signature *csig)
 {
 	struct cpuinfo_x86 *c = &cpu_data(cpu);
-	u32 dummy;
 
 	if (c->x86_vendor != X86_VENDOR_AMD || c->x86 < 0x10) {
 		pr_warning("CPU%d: family %d not supported\n", cpu, c->x86);
 		return -1;
 	}
 
-	rdmsr(MSR_AMD64_PATCH_LEVEL, csig->rev, dummy);
+	csig->rev = c->microcode;
 	pr_info("CPU%d: patch_level=0x%08x\n", cpu, csig->rev);
 
 	return 0;
@@ -130,6 +129,7 @@ static int apply_microcode_amd(int cpu)
 	int cpu_num = raw_smp_processor_id();
 	struct ucode_cpu_info *uci = ucode_cpu_info + cpu_num;
 	struct microcode_amd *mc_amd = uci->mc;
+	struct cpuinfo_x86 *c = &cpu_data(cpu);
 
 	/* We should bind the task to the CPU */
 	BUG_ON(cpu_num != cpu);
@@ -150,6 +150,7 @@ static int apply_microcode_amd(int cpu)
 
 	pr_info("CPU%d: new patch_level=0x%08x\n", cpu, rev);
 	uci->cpu_sig.rev = rev;
+	c->microcode = rev;
 
 	return 0;
 }