linux/arch/x86/mm/pf_in.h
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   1/* SPDX-License-Identifier: GPL-2.0-or-later */
   2/*
   3 *  Fault Injection Test harness (FI)
   4 *  Copyright (C) Intel Crop.
   5 */
   6
   7#ifndef __PF_H_
   8#define __PF_H_
   9
  10enum reason_type {
  11        NOT_ME, /* page fault is not in regions */
  12        NOTHING,        /* access others point in regions */
  13        REG_READ,       /* read from addr to reg */
  14        REG_WRITE,      /* write from reg to addr */
  15        IMM_WRITE,      /* write from imm to addr */
  16        OTHERS  /* Other instructions can not intercept */
  17};
  18
  19enum reason_type get_ins_type(unsigned long ins_addr);
  20unsigned int get_ins_mem_width(unsigned long ins_addr);
  21unsigned long get_ins_reg_val(unsigned long ins_addr, struct pt_regs *regs);
  22unsigned long get_ins_imm_val(unsigned long ins_addr);
  23
  24#endif /* __PF_H_ */
  25