diff --git a/arch/x86_64/kernel/apic.c b/arch/x86_64/kernel/apic.c
index 7e13545748e0ef3378c87a23c401ba25f34d6c65..7f0b44e4a6e3c27d78e6c16e650599acdb5be253 100644
--- a/arch/x86_64/kernel/apic.c
+++ b/arch/x86_64/kernel/apic.c
@@ -925,7 +925,7 @@ __init int oem_force_hpet_timer(void)
 	unsigned id;
 	DECLARE_BITMAP(clustermap, NUM_APIC_CLUSTERS);
 
-	bitmap_empty(clustermap, NUM_APIC_CLUSTERS);
+	bitmap_zero(clustermap, NUM_APIC_CLUSTERS);
 
 	for (i = 0; i < NR_CPUS; i++) {
 		id = bios_cpu_apicid[i];