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-rw-r--r--arch/s390/kernel/smp.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index c699ac538c4..c99c45b848e 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -647,8 +647,8 @@ void __cpu_die(unsigned int cpu)
void cpu_die(void)
{
idle_task_exit();
- signal_processor(smp_processor_id(), sigp_stop);
- BUG();
+ while (signal_processor(smp_processor_id(), sigp_stop) == sigp_busy)
+ cpu_relax();
for (;;);
}