Linux Kernel  3.7.1
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smp.h
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1 #ifndef __UM_SMP_H
2 #define __UM_SMP_H
3 
4 #ifdef CONFIG_SMP
5 
6 #include <linux/bitops.h>
7 #include <asm/current.h>
8 #include <linux/cpumask.h>
9 
10 #define raw_smp_processor_id() (current_thread->cpu)
11 
12 #define cpu_logical_map(n) (n)
13 #define cpu_number_map(n) (n)
14 extern int hard_smp_processor_id(void);
15 #define NO_PROC_ID -1
16 
17 extern int ncpus;
18 
19 
20 static inline void smp_cpus_done(unsigned int maxcpus)
21 {
22 }
23 
24 extern struct task_struct *idle_threads[NR_CPUS];
25 
26 #else
27 
28 #define hard_smp_processor_id() 0
29 
30 #endif
31 
32 #endif