Hi Jesper, [FYI, it's a private test report for your RFC patch.] [auto build test ERROR on bpf-next/master] [also build test ERROR on bpf/master linus/master next-20200409] [cannot apply to jkirsher-next-queue/dev-queue v5.6] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system. BTW, we also suggest to use '--base' option to specify the base tree in git format-patch, please see https://stackoverflow.com/a/37406982] url: https://github.com/0day-ci/linux/commits/Jesper-Dangaard-Brouer/XDP-exten... base: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master config: sparc-allyesconfig (attached as .config) compiler: sparc64-linux-gcc (GCC) 9.3.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree GCC_VERSION=9.3.0 make.cross ARCH=sparc If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot <lkp(a)intel.com&gt; All error/warnings (new ones prefixed by >>): drivers/net/ethernet/intel/ice/ice_txrx.c: In function 'ice_rx_frame_truesize': 439 | return truesize; | ^~~~~~ 440 | } | ^ vim +439 drivers/net/ethernet/intel/ice/ice_txrx.c 425 426 static unsigned int ice_rx_frame_truesize(struct ice_ring *rx_ring, 427 unsigned int size) 428 { 429 unsigned int truesize; 430 431 #if (PAGE_SIZE < 8192) 432 truesize = ice_rx_pg_size(rx_ring) / 2; /* Must be power-of-2 */ 433 #else 434 truesize = ice_rx_offset(rx_ring) ? 435 SKB_DATA_ALIGN(ice_rx_offset(rx_ring) + size) + 436 SKB_DATA_ALIGN(sizeof(struct skb_shared_info)) : 437 SKB_DATA_ALIGN(size) 438 #endif 441 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org