[congwang:sockmap3 1/10] undefined reference to `bpf_fd_reuseport_array_update_elem'

[congwang:sockmap3 1/10] undefined reference to `bpf_fd_reuseport_array_update_elem'

[kernel test robot]

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tree:   https://github.com/congwang/linux.git sockmap3
head:   e5d5ad90185716657e7f42a34f50a192c9a1f265
commit: d7a8a50ed800a43ecd8eed96293aa5015f9fd7be [1/10] sock_map: extend support beyond INET
config: parisc-randconfig-r011-20210421 (attached as .config)
compiler: hppa-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
        # https://github.com/congwang/linux/commit/d7a8a50ed800a43ecd8eed96293aa5015f9fd7be
        git remote add congwang https://github.com/congwang/linux.git
        git fetch --no-tags congwang sockmap3
        git checkout d7a8a50ed800a43ecd8eed96293aa5015f9fd7be
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross W=1 ARCH=parisc 

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 >>):

   hppa-linux-ld: kernel/bpf/syscall.o: in function `bpf_map_update_value.isra.0':
>> (.text+0xf60): undefined reference to `bpf_fd_reuseport_array_update_elem'
   hppa-linux-ld: kernel/bpf/syscall.o: in function `bpf_map_copy_value':
>> (.text+0x3308): undefined reference to `bpf_fd_reuseport_array_lookup_elem'
   hppa-linux-ld: net/core/sock_reuseport.o: in function `reuseport_detach_sock':
>> (.text+0x84): undefined reference to `bpf_sk_reuseport_detach'

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

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