Hi Shenwei, Thank you for the patch! Yet something to improve: [auto build test ERROR on net-next/master] [also build test ERROR on next-20220930] [cannot apply to net/master linus/master v6.0] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Shenwei-Wang/net-fec-add-initial-XDP-support/20220928-232917 base: https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git b9a5cbf8ba24e88071a97a51a09ef5cdf0d1f6a1 config: m68k-m5272c3_defconfig compiler: m68k-linux-gcc (GCC) 12.1.0 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/intel-lab-lkp/linux/commit/0ef976d16b5d6993db5c83926eaa836fc91a6450 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Shenwei-Wang/net-fec-add-initial-XDP-support/20220928-232917 git checkout 0ef976d16b5d6993db5c83926eaa836fc91a6450 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=m68k SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot All errors (new ones prefixed by >>): m68k-linux-ld: drivers/net/ethernet/freescale/fec_main.o: in function `fec_enet_alloc_buffers': >> fec_main.c:(.text+0x1c06): undefined reference to `page_pool_alloc_pages' >> m68k-linux-ld: fec_main.c:(.text+0x1c6a): undefined reference to `page_pool_create' m68k-linux-ld: drivers/net/ethernet/freescale/fec_main.o: in function `fec_enet_rx_queue': fec_main.c:(.text+0x3e76): undefined reference to `page_pool_alloc_pages' -- 0-DAY CI Kernel Test Service https://01.org/lkp