Hi Maciej, kernel test robot noticed the following build warnings: [auto build test WARNING on bpf/master] url: https://github.com/intel-lab-lkp/linux/commits/Maciej-Fijalkowski/xsk-fix-immature-cq-descriptor-production/20250814-012129 base: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf.git master patch link: https://lore.kernel.org/r/20250813171210.2205259-1-maciej.fijalkowski%40intel.com patch subject: [PATCH v4 bpf] xsk: fix immature cq descriptor production config: x86_64-randconfig-121-20250817 (https://download.01.org/0day-ci/archive/20250818/202508180712.ZeSSNfkM-lkp@xxxxxxxxx/config) compiler: gcc-12 (Debian 12.2.0-14+deb12u1) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250818/202508180712.ZeSSNfkM-lkp@xxxxxxxxx/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202508180712.ZeSSNfkM-lkp@xxxxxxxxx/ sparse warnings: (new ones prefixed by >>) >> net/xdp/xsk.c:49:1: sparse: sparse: symbol '__pcpu_scope_system_xsk_generic_cache' was not declared. Should it be static? vim +/__pcpu_scope_system_xsk_generic_cache +49 net/xdp/xsk.c 48 > 49 DEFINE_PER_CPU(struct xsk_generic_cache, system_xsk_generic_cache); 50 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
