On 9/2/22 7:43 AM, Jens Axboe wrote: > On 9/2/22 8:34 AM, kernel test robot wrote: >> Hi Stefan, >> >> Thank you for the patch! Yet something to improve: >> >> [auto build test ERROR on b90cb1053190353cc30f0fef0ef1f378ccc063c5] >> >> url: https://github.com/intel-lab-lkp/linux/commits/Stefan-Roesch/io-uring-btrfs-support-async-buffered-writes/20220902-070208 >> base: b90cb1053190353cc30f0fef0ef1f378ccc063c5 >> config: i386-randconfig-a003 (https://download.01.org/0day-ci/archive/20220902/202209022236.e41DKuIt-lkp@xxxxxxxxx/config ) >> compiler: gcc-11 (Debian 11.3.0-5) 11.3.0 >> reproduce (this is a W=1 build): >> # https://github.com/intel-lab-lkp/linux/commit/b24b542d1de60f99e6bfeb7971168c9a9bc8b7e4 >> git remote add linux-review https://github.com/intel-lab-lkp/linux >> git fetch --no-tags linux-review Stefan-Roesch/io-uring-btrfs-support-async-buffered-writes/20220902-070208 >> git checkout b24b542d1de60f99e6bfeb7971168c9a9bc8b7e4 >> # save the config file >> mkdir build_dir && cp config build_dir/.config >> make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash >> >> If you fix the issue, kindly add following tag where applicable >> Reported-by: kernel test robot <lkp@xxxxxxxxx> >> >> All errors (new ones prefixed by >>, old ones prefixed by <<): >> >>>> ERROR: modpost: "balance_dirty_pages_ratelimited_flags" [fs/btrfs/btrfs.ko] undefined! > > Stefan, we need an EXPORT_SYMBOL_GPL() on > balance_dirty_pages_ratelimited_flags() since it can now be used in a > modular fashion. > In the new version the function is exported.
