arch_ptrace
ret = arch_ptrace(child, request, addr, data);
return arch_ptrace(child, request, addr, data);
ret = arch_ptrace(child, request, addr, data);
return arch_ptrace(child, request, addr, data);
extern long arch_ptrace(struct task_struct *child, long request,
ret = arch_ptrace(child, request, addr, data);