[hch-block:bvec-phys 23/31] drivers/vhost/vringh.c:1185:2: error: 'kaddr' undeclared

[hch-block:bvec-phys 23/31] drivers/vhost/vringh.c:1185:2: error: 'kaddr' undeclared

[kernel test robot]

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tree:   git://git.infradead.org/users/hch/block.git bvec-phys
head:   282ec99e1ddbbefe986790bef36bf50573d15cf2
commit: 89142b678be44d8b11844add9d2b511dcb66edd9 [23/31] vhost: use bvec_kmap_local in {get,put}u16_iotlb
config: mips-randconfig-r011-20210520 (attached as .config)
compiler: mips64el-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git remote add hch-block git://git.infradead.org/users/hch/block.git
        git fetch --no-tags hch-block bvec-phys
        git checkout 89142b678be44d8b11844add9d2b511dcb66edd9
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=mips 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   drivers/vhost/vringh.c: In function 'getu16_iotlb':
>> drivers/vhost/vringh.c:1185:2: error: 'kaddr' undeclared (first use in this function)
    1185 |  kaddr = bvec_kmap_local(&iov);
         |  ^~~~~
   drivers/vhost/vringh.c:1185:2: note: each undeclared identifier is reported only once for each function it appears in
   drivers/vhost/vringh.c:1176:8: warning: unused variable 'from' [-Wunused-variable]
    1176 |  void *from;
         |        ^~~~
   drivers/vhost/vringh.c: In function 'putu16_iotlb':
>> drivers/vhost/vringh.c:1207:2: error: implicit declaration of function 'kunmap_loal'; did you mean 'kunmap_local'? [-Werror=implicit-function-declaration]
    1207 |  kunmap_loal(kaddr);
         |  ^~~~~~~~~~~
         |  kunmap_local
   cc1: some warnings being treated as errors


vim +/kaddr +1185 drivers/vhost/vringh.c

  1171	
  1172	static inline int getu16_iotlb(const struct vringh *vrh,
  1173				       u16 *val, const __virtio16 *p)
  1174	{
  1175		struct bio_vec iov;
  1176		void *from;
  1177		int ret;
  1178	
  1179		/* Atomic read is needed for getu16 */
  1180		ret = iotlb_translate(vrh, (u64)(uintptr_t)p, sizeof(*p),
  1181				      &iov, 1, VHOST_MAP_RO);
  1182		if (ret < 0)
  1183			return ret;
  1184	
> 1185		kaddr = bvec_kmap_local(&iov);
  1186		*val = vringh16_to_cpu(vrh, READ_ONCE(*(__virtio16 *)kaddr));
  1187		kunmap_local(kaddr);
  1188	
  1189		return 0;
  1190	}
  1191	
  1192	static inline int putu16_iotlb(const struct vringh *vrh,
  1193				       __virtio16 *p, u16 val)
  1194	{
  1195		struct bio_vec iov;
  1196		void *kaddr;
  1197		int ret;
  1198	
  1199		/* Atomic write is needed for putu16 */
  1200		ret = iotlb_translate(vrh, (u64)(uintptr_t)p, sizeof(*p),
  1201				      &iov, 1, VHOST_MAP_WO);
  1202		if (ret < 0)
  1203			return ret;
  1204	
  1205		kaddr = bvec_kmap_local(&iov);
  1206		WRITE_ONCE(*(__virtio16 *)kaddr, cpu_to_vringh16(vrh, val));
> 1207		kunmap_loal(kaddr);
  1208	
  1209		return 0;
  1210	}
  1211	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

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