Hi Sibi, Thank you for the patch! Yet something to improve: [auto build test ERROR on remoteproc/rproc-next] [also build test ERROR on soc/for-next linux/master linus/master v5.18-rc5 next-20220506] [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/Sibi-Sankar/remoteproc-qcom_q6v5_mss-map-unmap-metadata-region-before-after-use/20220506-215346 base: git://git.kernel.org/pub/scm/linux/kernel/git/remoteproc/linux.git rproc-next config: arm-defconfig (https://download.01.org/0day-ci/archive/20220507/202205070616.N8LRPhTW-lkp@xxxxxxxxx/config) compiler: arm-linux-gnueabi-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/7a6766ecbb124cd4e41ae630420109330879239d git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Sibi-Sankar/remoteproc-qcom_q6v5_mss-map-unmap-metadata-region-before-after-use/20220506-215346 git checkout 7a6766ecbb124cd4e41ae630420109330879239d # 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=arm SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>, old ones prefixed by <<): >> ERROR: modpost: "dma_pgprot" [drivers/remoteproc/qcom_q6v5_mss.ko] undefined! -- 0-DAY CI Kernel Test Service https://01.org/lkp