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#ifndef __XEN_SMP_H__
#define __XEN_SMP_H__
#include <xen/config.h>
#include <asm/smp.h>
/*
* stops all CPUs but the current one:
*/
extern void smp_send_stop(void);
extern void smp_send_event_check_mask(cpumask_t mask);
#define smp_send_event_check_cpu(cpu) \
smp_send_event_check_mask(cpumask_of_cpu(cpu))
/*
* Prepare machine for booting other CPUs.
*/
extern void smp_prepare_cpus(unsigned int max_cpus);
/*
* Bring a CPU up
*/
extern int __cpu_up(unsigned int cpunum);
/*
* Final polishing of CPUs
*/
extern void smp_cpus_done(unsigned int max_cpus);
/*
* Call a function on all other processors
*/
extern int smp_call_function(
void (*func) (void *info),
void *info,
int retry,
int wait);
/*
* Call a function on a selection of processors
*/
extern int on_selected_cpus(
cpumask_t selected,
void (*func) (void *info),
void *info,
int retry,
int wait);
/*
* Mark the boot cpu "online" so that it can call console drivers in
* printk() and can access its per-cpu storage.
*/
void smp_prepare_boot_cpu(void);
/*
* Call a function on all processors
*/
static inline int on_each_cpu(
void (*func) (void *info),
void *info,
int retry,
int wait)
{
return on_selected_cpus(cpu_online_map, func, info, retry, wait);
}
#define smp_processor_id() raw_smp_processor_id()
/* No Xen contexts can be preempted by CPU hotplug. */
#define lock_cpu_hotplug() ((void)0)
#define unlock_cpu_hotplug() ((void)0)
#endif /* __XEN_SMP_H__ */
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