[linux-next:master 9746/10320] powerpc64-linux-ld: mlx5_vnet.c:undefined reference to `.vringh_getdesc_iotlb'

[kernel test robot <lkp@intel.com>]

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   7636510f976d75b860848884169ba985c8f844d8
commit: 63078736419bd895a99ebd04ce6230c7b0fc6624 [9746/10320] vdpa/mlx5: Add support for control VQ and MAC setting
config: powerpc-buildonly-randconfig-r006-20210825 (attached as .config)
compiler: powerpc64-linux-gcc (GCC) 11.2.0
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
        # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=63078736419bd895a99ebd04ce6230c7b0fc6624
        git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
        git fetch --no-tags linux-next master
        git checkout 63078736419bd895a99ebd04ce6230c7b0fc6624
        # save the attached .config to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=powerpc SHELL=/bin/bash

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 >>):

   powerpc64-linux-ld: warning: discarding dynamic section .glink
   powerpc64-linux-ld: warning: discarding dynamic section .plt
   powerpc64-linux-ld: linkage table error against `vringh_set_iotlb'
   powerpc64-linux-ld: stubs don't match calculated size
   powerpc64-linux-ld: can not build stubs: bad value
   powerpc64-linux-ld: drivers/vdpa/mlx5/net/mlx5_vnet.o: in function `.mlx5_cvq_kick_handler':
   mlx5_vnet.c:(.text+0x1cd0): undefined reference to `.vringh_need_notify_iotlb'
>> powerpc64-linux-ld: mlx5_vnet.c:(.text+0x1cfc): undefined reference to `.vringh_getdesc_iotlb'
>> powerpc64-linux-ld: mlx5_vnet.c:(.text+0x1d24): undefined reference to `.vringh_iov_pull_iotlb'
>> powerpc64-linux-ld: mlx5_vnet.c:(.text+0x1d64): undefined reference to `.vringh_iov_push_iotlb'
>> powerpc64-linux-ld: mlx5_vnet.c:(.text+0x1d7c): undefined reference to `.vringh_complete_iotlb'
>> powerpc64-linux-ld: mlx5_vnet.c:(.text+0x1df8): undefined reference to `.vringh_need_notify_iotlb'
   powerpc64-linux-ld: mlx5_vnet.c:(.text+0x1e58): undefined reference to `.vringh_getdesc_iotlb'
   powerpc64-linux-ld: mlx5_vnet.c:(.text+0x1f08): undefined reference to `.vringh_iov_pull_iotlb'
   powerpc64-linux-ld: drivers/vdpa/mlx5/net/mlx5_vnet.o: in function `.setup_driver':
>> mlx5_vnet.c:(.text+0x50c4): undefined reference to `.vringh_init_iotlb'
   powerpc64-linux-ld: drivers/vdpa/mlx5/core/resources.o: in function `.mlx5_vdpa_alloc_resources':
>> resources.c:(.text+0xab4): undefined reference to `.vringh_set_iotlb'

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

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