#ifndef __NMI_H
  #define __NMI_H
  
  int __init nmi_init(void);
  void perfctr_irq(int irq, struct pt_regs *regs);
  void nmi_adjust_hz(unsigned int new_hz);
  
  extern atomic_t nmi_active;
  
  void start_nmi_watchdog(void *unused);
  void stop_nmi_watchdog(void *unused);
  
  #endif /* __NMI_H */