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-rw-r--r--arch/x86/kernel/apic/apic.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c
index 126d5a3b00e..ae08246f320 100644
--- a/arch/x86/kernel/apic/apic.c
+++ b/arch/x86/kernel/apic/apic.c
@@ -1248,6 +1248,14 @@ void __cpuinit setup_local_APIC(void)
*/
apic->init_apic_ldr();
+#ifdef CONFIG_X86_32
+ /*
+ * APIC LDR is initialized. Fetch and store logical_apic_id.
+ */
+ early_per_cpu(x86_cpu_to_logical_apicid, cpu) =
+ logical_smp_processor_id();
+#endif
+
/*
* Set Task Priority to 'accept all'. We never change this
* later on.