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28 lines
565 B
28 lines
565 B
#include <linux/kernel.h>
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#include <linux/bitops.h>
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#include <linux/cpumask.h>
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#include <linux/module.h>
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int __first_cpu(const cpumask_t *srcp)
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{
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return min_t(int, NR_CPUS, find_first_bit(srcp->bits, NR_CPUS));
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}
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EXPORT_SYMBOL(__first_cpu);
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int __next_cpu(int n, const cpumask_t *srcp)
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{
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return min_t(int, NR_CPUS, find_next_bit(srcp->bits, NR_CPUS, n+1));
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}
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EXPORT_SYMBOL(__next_cpu);
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int __any_online_cpu(const cpumask_t *mask)
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{
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int cpu;
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for_each_cpu_mask(cpu, *mask) {
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if (cpu_online(cpu))
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break;
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}
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return cpu;
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}
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EXPORT_SYMBOL(__any_online_cpu);
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