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cpu-hotplug: fix build on !CONFIG_SMP

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fix build on !CONFIG_SMP.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Ingo Molnar 2008-01-25 21:08:02 +01:00
parent 95402b3829
commit d0d23b5432
1 changed files with 7 additions and 1 deletions
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8
include/linux/cpu.h
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@ -71,19 +71,25 @@ static inline void unregister_cpu_notifier(struct notifier_block *nb)
int cpu_up(unsigned int cpu);
extern void cpu_hotplug_init(void);
#else
static inline int register_cpu_notifier(struct notifier_block *nb)
{
return 0;
}
static inline void unregister_cpu_notifier(struct notifier_block *nb)
{
}
static inline void cpu_hotplug_init(void)
{
}
#endif /* CONFIG_SMP */
extern struct sysdev_class cpu_sysdev_class;
extern void cpu_hotplug_init(void);
extern void cpu_maps_update_begin(void);
extern void cpu_maps_update_done(void);