mirror of https://gitee.com/openkylin/linux.git
38 lines
735 B
C
38 lines
735 B
C
#ifndef _ASM_X86_CPU_H
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#define _ASM_X86_CPU_H
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#include <linux/device.h>
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#include <linux/cpu.h>
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#include <linux/topology.h>
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#include <linux/nodemask.h>
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#include <linux/percpu.h>
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#ifdef CONFIG_SMP
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extern void prefill_possible_map(void);
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#else /* CONFIG_SMP */
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static inline void prefill_possible_map(void) {}
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#define cpu_physical_id(cpu) boot_cpu_physical_apicid
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#define safe_smp_processor_id() 0
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#define stack_smp_processor_id() 0
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#endif /* CONFIG_SMP */
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struct x86_cpu {
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struct cpu cpu;
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};
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#ifdef CONFIG_HOTPLUG_CPU
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extern int arch_register_cpu(int num);
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extern void arch_unregister_cpu(int);
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#endif
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DECLARE_PER_CPU(int, cpu_state);
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int __cpuinit mwait_usable(const struct cpuinfo_x86 *);
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#endif /* _ASM_X86_CPU_H */
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