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x86: make __smp_prepare_cpu void
We have already removed the only condition that could fail here. so just don't test for any return value Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
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@ -704,11 +704,11 @@ static void __cpuinit do_warm_boot_cpu(struct work_struct *work)
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complete(info->complete);
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}
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static int __cpuinit __smp_prepare_cpu(int cpu)
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static void __cpuinit __smp_prepare_cpu(int cpu)
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{
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DECLARE_COMPLETION_ONSTACK(done);
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struct warm_boot_cpu_info info;
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int apicid, ret;
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int apicid;
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apicid = per_cpu(x86_cpu_to_apicid, cpu);
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@ -725,9 +725,6 @@ static int __cpuinit __smp_prepare_cpu(int cpu)
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wait_for_completion(&done);
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zap_low_mappings();
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ret = 0;
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exit:
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return ret;
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}
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#endif
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@ -950,7 +947,6 @@ int __cpuinit native_cpu_up(unsigned int cpu)
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{
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int apicid = cpu_present_to_apicid(cpu);
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unsigned long flags;
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int ret = 0;
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WARN_ON(irqs_disabled());
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@ -971,10 +967,7 @@ int __cpuinit native_cpu_up(unsigned int cpu)
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* when a cpu is taken offline from cpu_exit_clear().
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*/
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if (!cpu_isset(cpu, cpu_callin_map))
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ret = __smp_prepare_cpu(cpu);
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if (ret)
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return -EIO;
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__smp_prepare_cpu(cpu);
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#endif
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/* In case one didn't come up */
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