This source file includes following definitions.
- prefill_possible_map
1
2 #ifndef _ASM_X86_CPU_H
3 #define _ASM_X86_CPU_H
4
5 #include <linux/device.h>
6 #include <linux/cpu.h>
7 #include <linux/topology.h>
8 #include <linux/nodemask.h>
9 #include <linux/percpu.h>
10
11 #ifdef CONFIG_SMP
12
13 extern void prefill_possible_map(void);
14
15 #else
16
17 static inline void prefill_possible_map(void) {}
18
19 #define cpu_physical_id(cpu) boot_cpu_physical_apicid
20 #define cpu_acpi_id(cpu) 0
21 #define safe_smp_processor_id() 0
22
23 #endif
24
25 struct x86_cpu {
26 struct cpu cpu;
27 };
28
29 #ifdef CONFIG_HOTPLUG_CPU
30 extern int arch_register_cpu(int num);
31 extern void arch_unregister_cpu(int);
32 extern void start_cpu0(void);
33 #ifdef CONFIG_DEBUG_HOTPLUG_CPU0
34 extern int _debug_hotplug_cpu(int cpu, int action);
35 #endif
36 #endif
37
38 int mwait_usable(const struct cpuinfo_x86 *);
39
40 unsigned int x86_family(unsigned int sig);
41 unsigned int x86_model(unsigned int sig);
42 unsigned int x86_stepping(unsigned int sig);
43 #endif