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-rw-r--r--arch/s390/kernel/smp.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index 19090f7d4f51..c0cd255fddbd 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -794,7 +794,10 @@ static int __init topology_init(void)
int ret;
for_each_possible_cpu(cpu) {
- ret = register_cpu(&per_cpu(cpu_devices, cpu), cpu);
+ struct cpu *c = &per_cpu(cpu_devices, cpu);
+
+ c->hotpluggable = 1;
+ ret = register_cpu(c, cpu);
if (ret)
printk(KERN_WARNING "topology_init: register_cpu %d "
"failed (%d)\n", cpu, ret);