diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
index f86a3c4a2669..a38aafaefc23 100644
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -504,7 +504,7 @@ void __cpuinit identify_cpu(struct cpuinfo_x86 *c)
 
 	/* Clear all flags overriden by options */
 	for (i = 0; i < NCAPINTS; i++)
-		c->x86_capability[i] ^= cleared_cpu_caps[i];
+		c->x86_capability[i] &= ~cleared_cpu_caps[i];
 
 	/* Init Machine Check Exception if available. */
 	mcheck_init(c);
diff --git a/arch/x86/kernel/setup_64.c b/arch/x86/kernel/setup_64.c
index 6fd804f07821..7637dc91c79b 100644
--- a/arch/x86/kernel/setup_64.c
+++ b/arch/x86/kernel/setup_64.c
@@ -1021,7 +1021,7 @@ void __cpuinit identify_cpu(struct cpuinfo_x86 *c)
 
 	/* Clear all flags overriden by options */
 	for (i = 0; i < NCAPINTS; i++)
-		c->x86_capability[i] ^= cleared_cpu_caps[i];
+		c->x86_capability[i] &= ~cleared_cpu_caps[i];
 
 #ifdef CONFIG_X86_MCE
 	mcheck_init(c);