Hi Jan, I love your patch! Yet something to improve: [auto build test ERROR on axboe-block/for-next] [also build test ERROR on linus/master v5.19-rc2 next-20220617] [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] url: https://github.com/intel-lab-lkp/linux/commits/Jan-Kara/block-Fix-IO-priority-mess/20220621-001427 base: https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git for-next config: riscv-nommu_k210_defconfig (https://download.01.org/0day-ci/archive/20220621/202206210522.eVU8S1DL-lkp@xxxxxxxxx/config) compiler: riscv64-linux-gcc (GCC) 11.3.0 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/73f39284cec50db7a3e973a9a4ed56f7f706dd1b git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Jan-Kara/block-Fix-IO-priority-mess/20220621-001427 git checkout 73f39284cec50db7a3e973a9a4ed56f7f706dd1b # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=riscv 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 >>): riscv64-linux-ld: fs/read_write.o: in function `.L10': read_write.c:(.text+0x80): undefined reference to `__get_task_ioprio' riscv64-linux-ld: fs/seq_file.o: in function `seq_read': >> seq_file.c:(.text+0x458): undefined reference to `__get_task_ioprio' riscv64-linux-ld: fs/splice.o: in function `.L171': >> splice.c:(.text+0x8c6): undefined reference to `__get_task_ioprio' -- 0-DAY CI Kernel Test Service https://01.org/lkp