text: #ifndef __ARCH_ARM_FAULT_H
  #define __ARCH_ARM_FAULT_H
  
  /*
   * Fault status register encodings.  We steal bit 31 for our own purposes.
   */
  #define FSR_LNX_PF		(1 << 31)
  #define FSR_WRITE		(1 << 11)
  #define FSR_FS4			(1 << 10)
  #define FSR_FS3_0		(15)
  #define FSR_FS5_0		(0x3f)
  
  #ifdef CONFIG_ARM_LPAE
  static inline int fsr_fs(unsigned int fsr)
  {
  	return fsr & FSR_FS5_0;
  }
  #else
  static inline int fsr_fs(unsigned int fsr)
  {
  	return (fsr & FSR_FS3_0) | (fsr & FSR_FS4) >> 6;
  }
  #endif
  
  void do_bad_area(unsigned long addr, unsigned int fsr, struct pt_regs *regs);
  unsigned long search_exception_table(unsigned long addr);
  
  #endif	/* __ARCH_ARM_FAULT_H */
  