tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 59fa6a163ffabc1bf25c5e0e33899e268a96d3cc commit: 24dfc6eb39b26fc3a5a17a606e868b74f6202ee4 [5591/6048] net: dsa: hellcreek: Add TAPRIO offloading support config: microblaze-randconfig-p001-20210129 (attached as .config) compiler: microblaze-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://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=24dfc6eb39b26fc3a5a17a606e868b74f6202ee4 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 24dfc6eb39b26fc3a5a17a606e868b74f6202ee4 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=microblaze 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: drivers/net/dsa/hirschmann/hellcreek.o: in function `hellcreek_start_schedule': >> (.text+0x20d8): undefined reference to `taprio_offload_free' microblaze-linux-ld: drivers/net/dsa/hirschmann/hellcreek.o: in function `hellcreek_port_set_schedule.isra.0': (.text+0x68cc): undefined reference to `taprio_offload_free' >> microblaze-linux-ld: (.text+0x6904): undefined reference to `taprio_offload_get' microblaze-linux-ld: drivers/net/dsa/hirschmann/hellcreek.o: in function `hellcreek_port_setup_tc': (.text+0x7130): undefined reference to `taprio_offload_free' --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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