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-rw-r--r--arch/arm/kernel/smp.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
index 8c81ff9b373..1a1c5e2b3ef 100644
--- a/arch/arm/kernel/smp.c
+++ b/arch/arm/kernel/smp.c
@@ -269,9 +269,11 @@ void __ref cpu_die(void)
{
unsigned int cpu = smp_processor_id();
- local_irq_disable();
idle_task_exit();
+ local_irq_disable();
+ mb();
+
/* Tell __cpu_die() that this CPU is now safe to dispose of */
complete(&cpu_died);