【寒武纪硬件产品型号】必填*： 

CPU：arm架构

GPU：MLU320

【使用操作系统】必填*：
例如：麒麟V10

【使用驱动版本】必填*：4.9.2，驱动来源https://cair.cambricon.com/#/home/resource?id=af55fff214674a5aa553320313e13eaf&type=%E6%80%BB%E8%A7%88

【出错信息】必填*：根据README.md提供的步骤，执行make -j编译时报错

/opt/soft/cambricon/neuware-mlu270-driver-aarch64-4.9.2/plat/pcie/develop/pcie_bar.c:386:41: 错误：‘access_ok’未声明(在此函数内第一次使用)
  #define cn_access_ok(type, addr, size) access_ok(type, addr, size)
                                         ^
/opt/soft/cambricon/neuware-mlu270-driver-aarch64-4.9.2/plat/pcie/develop/pcie_bar.c:396:6: 附注：in expansion of macro ‘cn_access_ok’
  if (cn_access_ok(VERIFY_WRITE, (void *)host_addr, count))
      ^~~~~~~~~~~~
/opt/soft/cambricon/neuware-mlu270-driver-aarch64-4.9.2/plat/pcie/develop/pcie_bar.c:386:41: 附注：每个未声明的标识符在其出现的函数内只报告一次
  #define cn_access_ok(type, addr, size) access_ok(type, addr, size)
                                         ^
/opt/soft/cambricon/neuware-mlu270-driver-aarch64-4.9.2/plat/pcie/develop/pcie_bar.c:396:6: 附注：in expansion of macro ‘cn_access_ok’
  if (cn_access_ok(VERIFY_WRITE, (void *)host_addr, count))
      ^~~~~~~~~~~~
/opt/soft/cambricon/neuware-mlu270-driver-aarch64-4.9.2/plat/pcie/develop/pcie_bar.c: 在函数‘xxxx_pcie_bar_write’中:
/opt/soft/cambricon/neuware-mlu270-driver-aarch64-4.9.2/plat/pcie/develop/pcie_bar.c:410:64: 错误：宏“access_ok”传递了 3 个参数，但只需要 2 个
  if (likely(cn_access_ok(VERIFY_READ, (void *)host_addr, count)))
                                                                ^
In file included from ./include/linux/init.h:5:0,
                 from /opt/soft/cambricon/neuware-mlu270-driver-aarch64-4.9.2/plat/pcie/develop/cndrv_pci.c:16:
/opt/soft/cambricon/neuware-mlu270-driver-aarch64-4.9.2/plat/pcie/develop/pcie_bar.c:386:41: 错误：‘access_ok’未声明(在此函数内第一次使用)
  #define cn_access_ok(type, addr, size) access_ok(type, addr, size)
                                         ^
./include/linux/compiler.h:76:40: 附注：in definition of macro ‘likely’
 # define likely(x) __builtin_expect(!!(x), 1)
                                        ^
/opt/soft/cambricon/neuware-mlu270-driver-aarch64-4.9.2/plat/pcie/develop/pcie_bar.c:410:13: 附注：in expansion of macro ‘cn_access_ok’
  if (likely(cn_access_ok(VERIFY_READ, (void *)host_addr, count)))
             ^~~~~~~~~~~~
make[2]: *** [ s/Makefile.build:303：/opt/soft/cambricon/neuware-mlu270-driver-aarch64-4.9.2/plat/pcie/mlu220_mlu270_release/cndrv_pci.o] 错误 1
make[2]: *** 正在等待未完成的任务....
make[2]: *** [ s/Makefile.build:303：/opt/soft/cambricon/neuware-mlu270-driver-aarch64-4.9.2/plat/pcie/develop/cndrv_pci.o] 错误 1
make[1]: *** [Makefile:1541：_module_/opt/soft/cambricon/neuware-mlu270-driver-aarch64-4.9.2] 错误 2
make[1]: 离开目录“/usr/src/kernels/4.19.90-23.6.v2101.ky10.aarch64”
make: *** [Makefile:21：all] 错误 2