diff --git a/arch/x86/include/asm/apic.h b/arch/x86/include/asm/apic.h
index 86a3a359e603b81b36d7dd27b69843a090da916d..63f4ad5123ccc693f27b8d7b88f334d5a09320aa 100644
--- a/arch/x86/include/asm/apic.h
+++ b/arch/x86/include/asm/apic.h
@@ -289,7 +289,7 @@ struct apic {
 	int disable_esr;
 
 	int dest_logical;
-	unsigned long (*check_apicid_used)(physid_mask_t *map, int apicid);
+	bool (*check_apicid_used)(physid_mask_t *map, int apicid);
 
 	void (*vector_allocation_domain)(int cpu, struct cpumask *retmask,
 					 const struct cpumask *mask);
@@ -581,7 +581,7 @@ default_vector_allocation_domain(int cpu, struct cpumask *retmask,
 	cpumask_copy(retmask, cpumask_of(cpu));
 }
 
-static inline unsigned long default_check_apicid_used(physid_mask_t *map, int apicid)
+static inline bool default_check_apicid_used(physid_mask_t *map, int apicid)
 {
 	return physid_isset(apicid, *map);
 }
diff --git a/arch/x86/kernel/apic/bigsmp_32.c b/arch/x86/kernel/apic/bigsmp_32.c
index 456e45e8bf8448e0438ad2512ac3df3ce98cb371..6eb5f10f15997bbedbf720174e5f022681005055 100644
--- a/arch/x86/kernel/apic/bigsmp_32.c
+++ b/arch/x86/kernel/apic/bigsmp_32.c
@@ -26,9 +26,9 @@ static int bigsmp_apic_id_registered(void)
 	return 1;
 }
 
-static unsigned long bigsmp_check_apicid_used(physid_mask_t *map, int apicid)
+static bool bigsmp_check_apicid_used(physid_mask_t *map, int apicid)
 {
-	return 0;
+	return false;
 }
 
 static int bigsmp_early_logical_apicid(int cpu)