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@@ -380,12 +380,7 @@ EXPORT_SYMBOL(nr_cpu_ids);
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/* An arch may set nr_cpu_ids earlier if needed, so this would be redundant */
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static void __init setup_nr_cpu_ids(void)
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{
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- int cpu, highest_cpu = 0;
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-
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- for_each_possible_cpu(cpu)
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- highest_cpu = cpu;
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-
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- nr_cpu_ids = highest_cpu + 1;
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+ nr_cpu_ids = find_last_bit(cpumask_bits(cpu_possible_mask),NR_CPUS) + 1;
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}
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#ifndef CONFIG_HAVE_SETUP_PER_CPU_AREA
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