[ammarfaizi2-block:dhowells/linux-fs/netfs-maple 41/42] ERROR: modpost: "netfs_page_mkwrite" [fs/afs/kafs.ko] undefined!

[kernel test robot]

tree:   https://github.com/ammarfaizi2/linux-block dhowells/linux-fs/netfs-maple
head:   5cb7f190822d09757b30cd9539e57eef72552d1f
commit: b1f2f7eee31062dfb5b817b8b98980273c39a6bf [41/42] afs: Use the netfs write helpers
config: mips-allmodconfig (https://download.01.org/0day-ci/archive/20220217/202202171144.nlLFprPL-lkp@xxxxxxxxx/config)
compiler: mips-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/b1f2f7eee31062dfb5b817b8b98980273c39a6bf
        git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block
        git fetch --no-tags ammarfaizi2-block dhowells/linux-fs/netfs-maple
        git checkout b1f2f7eee31062dfb5b817b8b98980273c39a6bf
        # 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=mips 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 >>, old ones prefixed by <<):

>> ERROR: modpost: "netfs_page_mkwrite" [fs/afs/kafs.ko] undefined!
ERROR: modpost: "mas_walk" [fs/netfs/netfs.ko] undefined!
ERROR: modpost: "mas_destroy" [fs/netfs/netfs.ko] undefined!
ERROR: modpost: "mas_expected_entries" [fs/netfs/netfs.ko] undefined!
ERROR: modpost: "xa_store_range" [fs/netfs/netfs.ko] undefined!
ERROR: modpost: "mas_store" [fs/netfs/netfs.ko] undefined!

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