Hi Sayali, Thank you for the patch! Yet something to improve: [auto build test ERROR on mkp-scsi/for-next] [also build test ERROR on v4.17 next-20180614] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Sayali-Lokhande/Add-ufs-provisioning-support-in-driver/20180614-211513 base: https://git.kernel.org/pub/scm/linux/kernel/git/mkp/scsi.git for-next config: ia64-allmodconfig (attached as .config) compiler: ia64-linux-gcc (GCC) 8.1.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree GCC_VERSION=8.1.0 make.cross ARCH=ia64 All errors (new ones prefixed by >>): ERROR: "ia64_delay_loop" [drivers/spi/spi-thunderx.ko] undefined! >> ERROR: "ufshcd_configfs_init" [drivers/scsi/ufs/ufshcd-core.ko] undefined! >> ERROR: "ufshcd_configfs_exit" [drivers/scsi/ufs/ufshcd-core.ko] undefined! ERROR: "__sw_hweight8" [drivers/net/wireless/mediatek/mt76/mt76.ko] undefined! ERROR: "ia64_delay_loop" [drivers/net/phy/mdio-cavium.ko] undefined! --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation