*/
#include <linux/module.h>
+#include <linux/config.h>
#include <linux/types.h>
#include <linux/errno.h>
return err;
}
-#ifdef CONFIG_HOTPLUG_CPU
-static int msr_class_cpu_callback(struct notifier_block *nfb,
- unsigned long action, void *hcpu)
+static int msr_class_cpu_callback(struct notifier_block *nfb, unsigned long action, void *hcpu)
{
unsigned int cpu = (unsigned long)hcpu;
return NOTIFY_OK;
}
-static struct notifier_block __cpuinitdata msr_class_cpu_notifier =
+static struct notifier_block msr_class_cpu_notifier =
{
.notifier_call = msr_class_cpu_callback,
};
-#endif
static int __init msr_init(void)
{
if (err != 0)
goto out_class;
}
- register_hotcpu_notifier(&msr_class_cpu_notifier);
+ register_cpu_notifier(&msr_class_cpu_notifier);
err = 0;
goto out;
class_device_destroy(msr_class, MKDEV(MSR_MAJOR, cpu));
class_destroy(msr_class);
unregister_chrdev(MSR_MAJOR, "cpu/msr");
- unregister_hotcpu_notifier(&msr_class_cpu_notifier);
+ unregister_cpu_notifier(&msr_class_cpu_notifier);
}
module_init(msr_init);