KVM: Simplify CPU_TASKS_FROZEN cpu notifier handling
Signed-off-by: Avi Kivity <avi@qumranet.com>
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@ -1335,21 +1335,19 @@ static int kvm_cpu_hotplug(struct notifier_block *notifier, unsigned long val,
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{
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int cpu = (long)v;
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val &= ~CPU_TASKS_FROZEN;
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switch (val) {
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case CPU_DYING:
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case CPU_DYING_FROZEN:
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printk(KERN_INFO "kvm: disabling virtualization on CPU%d\n",
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cpu);
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hardware_disable(NULL);
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break;
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case CPU_UP_CANCELED:
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case CPU_UP_CANCELED_FROZEN:
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printk(KERN_INFO "kvm: disabling virtualization on CPU%d\n",
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cpu);
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smp_call_function_single(cpu, hardware_disable, NULL, 0, 1);
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break;
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case CPU_ONLINE:
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case CPU_ONLINE_FROZEN:
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printk(KERN_INFO "kvm: enabling virtualization on CPU%d\n",
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cpu);
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smp_call_function_single(cpu, hardware_enable, NULL, 0, 1);
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