Hi Scott, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: e833cceaa63f729c44be494d90d6ee3bfaf22faf commit: 99e28159a079ea6af5a5b789e83b68240d67f9ff [1225/1225] fpga: dfl: Add lockdep classes for pdata->lock config: x86_64-buildonly-randconfig-002-20241028 (https://download.01.org/0day-ci/archive/20241104/202411040906.Y94avIn6-lkp@i...) compiler: clang version 19.1.2 (https://github.com/llvm/llvm-project 7ba7d8e2f7b6445b60679da826210cdde29eaf8b) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241104/202411040906.Y94avIn6-lkp@i...) 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@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202411040906.Y94avIn6-lkp@intel.com/ All warnings (new ones prefixed by >>): drivers/fpga/dfl.c:57: warning: cannot understand function prototype: 'struct dfl_dev_info ' drivers/fpga/dfl.c:77: warning: cannot understand function prototype: 'struct dfl_chardev_info '

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drivers/fpga/dfl.o: warning: objtool: build_info_commit_dev()+0x75: unreachable instruction drivers/fpga/dfl.o: warning: objtool: missing symbol for section .init.text

-- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki