Hi Ten, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on mkp-scsi/for-next] [also build test WARNING on jejb-scsi/for-next linus/master v6.0 next-20221011] [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#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Ten-Gao/ufs-core-Disable-auto-h8-before-ssu/20221011-101736 base: https://git.kernel.org/pub/scm/linux/kernel/git/mkp/scsi.git for-next config: i386-randconfig-a003-20221010 compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1) 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/fe9c4ce70b9c5de43eef7a4043facfda4c95c842 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Ten-Gao/ufs-core-Disable-auto-h8-before-ssu/20221011-101736 git checkout fe9c4ce70b9c5de43eef7a4043facfda4c95c842 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/ufs/core/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> drivers/ufs/core/ufshcd.c:4265:6: warning: no previous prototype for function 'ufshcd_auto_hibern8_disable' [-Wmissing-prototypes] void ufshcd_auto_hibern8_disable(struct ufs_hba *hba) ^ drivers/ufs/core/ufshcd.c:4265:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void ufshcd_auto_hibern8_disable(struct ufs_hba *hba) ^ static 1 warning generated. vim +/ufshcd_auto_hibern8_disable +4265 drivers/ufs/core/ufshcd.c 4264 > 4265 void ufshcd_auto_hibern8_disable(struct ufs_hba *hba) 4266 { 4267 if (!ufshcd_is_auto_hibern8_supported(hba)) 4268 return; 4269 4270 ufshcd_writel(hba, 0, REG_AUTO_HIBERNATE_IDLE_TIMER); 4271 } 4272 -- 0-DAY CI Kernel Test Service https://01.org/lkp