C++ (Cpp) stap_drop_vma_maps示例

示例#1

文件： vma.c 项目： jeyaramvrp/systemtap

/* exec callback, will try to match vdso for new process,
   will drop all vma maps for a process that disappears. */
static int _stp_vma_exec_cb(struct stap_task_finder_target *tgt,
			    struct task_struct *tsk,
			    int register_p,
			    int process_p)
{
  dbug_task_vma(1,
	    "tsk %d:%d , register_p: %d, process_p: %d\n",
	    tsk->pid, tsk->tgid, register_p, process_p);
  if (process_p)
    {
      if (register_p)
	_stp_vma_match_vdso(tsk);
      else
	stap_drop_vma_maps(tsk);
    }

  return 0;
}

示例#2

文件： vma.c 项目： AMCScarface/misc

/* exec callback, will try to match vdso for new process,
   will drop all vma maps for a process that disappears. */
static int _stp_vma_exec_cb(struct stap_task_finder_target *tgt,
			    struct task_struct *tsk,
			    int register_p,
			    int process_p)
{
#ifdef DEBUG_TASK_FINDER_VMA
  _stp_dbug(__FUNCTION__, __LINE__,
	    "tsk %d:%d , register_p: %d, process_p: %d\n",
	    tsk->pid, tsk->tgid, register_p, process_p);
#endif
  if (process_p)
    {
      if (register_p)
	_stp_vma_match_vdso(tsk);
      else
	stap_drop_vma_maps(tsk);
    }

  return 0;
}