diff --git a/arch/loongarch/kernel/smp.c b/arch/loongarch/kernel/smp.c
index 14508d429ffa..434bfc1cd31a 100644
--- a/arch/loongarch/kernel/smp.c
+++ b/arch/loongarch/kernel/smp.c
@@ -471,8 +471,9 @@ asmlinkage void start_secondary(void)
 	unsigned int cpu;
 
 	sync_counter();
-	cpu = smp_processor_id();
+	cpu = raw_smp_processor_id();
 	set_my_cpu_offset(per_cpu_offset(cpu));
+	rcu_cpu_starting(cpu);
 
 	cpu_probe();
 	constant_clockevent_init();