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[ARM SMP] Add hotplug CPU infrastructure

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This patch adds the infrastructure to support hotplug CPU on ARM
platforms.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King 2005-11-02 22:24:33 +00:00 • committed by Russell King
commit a054a81159
6 changed files with 143 additions and 0 deletions
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1
include/asm-arm/irq.h
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@ -47,5 +47,6 @@ struct irqaction;
struct pt_regs;
int handle_IRQ_event(unsigned int, struct pt_regs *, struct irqaction *);
extern void migrate_irqs(void);
#endif

10
include/asm-arm/smp.h
View file

@ -66,4 +66,14 @@ struct secondary_data {
};
extern struct secondary_data secondary_data;
extern int __cpu_disable(void);
extern int mach_cpu_disable(unsigned int cpu);
extern void __cpu_die(unsigned int cpu);
extern void cpu_die(void);
extern void platform_cpu_die(unsigned int cpu);
extern int platform_cpu_kill(unsigned int cpu);
extern void platform_cpu_enable(unsigned int cpu);
#endif /* ifndef __ASM_ARM_SMP_H */