ldr_apicid 1640 arch/x86/kernel/apic/apic.c int logical_apicid, ldr_apicid; ldr_apicid 1648 arch/x86/kernel/apic/apic.c ldr_apicid = GET_APIC_LOGICAL_ID(apic_read(APIC_LDR)); ldr_apicid 1650 arch/x86/kernel/apic/apic.c WARN_ON(logical_apicid != ldr_apicid); ldr_apicid 1652 arch/x86/kernel/apic/apic.c early_per_cpu(x86_cpu_to_logical_apicid, cpu) = ldr_apicid;