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-rw-r--r--arch/x86/kernel/topology.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/arch/x86/kernel/topology.c b/arch/x86/kernel/topology.c
index 6e60b5f..649b010 100644
--- a/arch/x86/kernel/topology.c
+++ b/arch/x86/kernel/topology.c
@@ -65,29 +65,32 @@ int __ref _debug_hotplug_cpu(int cpu, int action)
if (!cpu_is_hotpluggable(cpu))
return -EINVAL;
- cpu_hotplug_driver_lock();
+ lock_device_hotplug();
switch (action) {
case 0:
ret = cpu_down(cpu);
if (!ret) {
pr_info("CPU %u is now offline\n", cpu);
+ dev->offline = true;
kobject_uevent(&dev->kobj, KOBJ_OFFLINE);
} else
pr_debug("Can't offline CPU%d.\n", cpu);
break;
case 1:
ret = cpu_up(cpu);
- if (!ret)
+ if (!ret) {
+ dev->offline = false;
kobject_uevent(&dev->kobj, KOBJ_ONLINE);
- else
+ } else {
pr_debug("Can't online CPU%d.\n", cpu);
+ }
break;
default:
ret = -EINVAL;
}
- cpu_hotplug_driver_unlock();
+ unlock_device_hotplug();
return ret;
}
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