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x86: move state update out of ipi_lock

it does not need to be inside lock. Do the way i386 does.

Signed-off-by: Glauber Costa <gcosta@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Glauber de Oliveira Costa 17 gadi atpakaļ
vecāks
revīzija
5733f62749
1 mainītis faili ar 2 papildinājumiem un 2 dzēšanām
  1. 2 2
      arch/x86/kernel/smpboot_64.c

+ 2 - 2
arch/x86/kernel/smpboot_64.c

@@ -233,10 +233,10 @@ void __cpuinit start_secondary(void)
 	 */
 	spin_unlock(&vector_lock);
 	cpu_set(smp_processor_id(), cpu_online_map);
-	per_cpu(cpu_state, smp_processor_id()) = CPU_ONLINE;
-
 	unlock_ipi_call_lock();
 
+	per_cpu(cpu_state, smp_processor_id()) = CPU_ONLINE;
+
 	setup_secondary_clock();
 
 	cpu_idle();