x2apic_apic_id_valid   19 arch/x86/kernel/apic/local.h int x2apic_apic_id_valid(u32 apicid);
x2apic_apic_id_valid  184 arch/x86/kernel/apic/x2apic_cluster.c 	.apic_id_valid			= x2apic_apic_id_valid,
x2apic_apic_id_valid  148 arch/x86/kernel/apic/x2apic_phys.c 	.apic_id_valid			= x2apic_apic_id_valid,