[android-common:android12-trusty-5.10 11/12] ERROR: modpost: "trusty_dma_buf_get_ffa_tag" [drivers/trusty/trusty-ipc.ko] undefined!

[android-common:android12-trusty-5.10 11/12] ERROR: modpost: "trusty_dma_buf_get_ffa_tag" [drivers/trusty/trusty-ipc.ko] undefined!

[kernel test robot]

[-- Attachment #1: Type: text/plain, Size: 1243 bytes --]

tree:   https://android.googlesource.com/kernel/common android12-trusty-5.10
head:   a8a3f83e52b6a58cd2f0e70b9b0139a7f7513158
commit: 988b52b392a13c1b710e9ffdc5de9f933de77551 [11/12] ANDROID: trusty: Support setting FF-A Tag
config: arm-allmodconfig (attached as .config)
compiler: arm-linux-gnueabi-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 android-common https://android.googlesource.com/kernel/common
        git fetch --no-tags android-common android12-trusty-5.10
        git checkout 988b52b392a13c1b710e9ffdc5de9f933de77551
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm 

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 >>, old ones prefixed by <<):

>> ERROR: modpost: "trusty_dma_buf_get_ffa_tag" [drivers/trusty/trusty-ipc.ko] undefined!

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

[-- Attachment #2: config.gz --]
[-- Type: application/gzip, Size: 78161 bytes --]