[ammarfaizi2-block:dhowells/linux-fs/netfs-lib 24/27] microblaze-linux-ld: fs/cifs/file.o:undefined reference to `netfs_invalidatepage'

[kernel test robot]

tree:   https://github.com/ammarfaizi2/linux-block dhowells/linux-fs/netfs-lib
head:   b295237bb1a924ca0723d728bb5ff30e6461ad2b
commit: a606c4415f43f7122d98648f7e62c669986e6665 [24/27] netfs: Provide invalidatepage and releasepage calls
config: microblaze-defconfig (https://download.01.org/0day-ci/archive/20220303/202203031912.4ZBI2sVg-lkp@xxxxxxxxx/config)
compiler: microblaze-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://github.com/ammarfaizi2/linux-block/commit/a606c4415f43f7122d98648f7e62c669986e6665
        git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block
        git fetch --no-tags ammarfaizi2-block dhowells/linux-fs/netfs-lib
        git checkout a606c4415f43f7122d98648f7e62c669986e6665
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=microblaze SHELL=/bin/bash

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

All errors (new ones prefixed by >>):

>> microblaze-linux-ld: fs/cifs/file.o:(.rodata+0x470): undefined reference to `netfs_invalidatepage'
>> microblaze-linux-ld: fs/cifs/file.o:(.rodata+0x474): undefined reference to `netfs_releasepage'
   microblaze-linux-ld: fs/cifs/file.o:(.rodata+0x4c8): undefined reference to `netfs_invalidatepage'
   microblaze-linux-ld: fs/cifs/file.o:(.rodata+0x4cc): undefined reference to `netfs_releasepage'

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