tree: https://git.kernel.org/pub/scm/linux/kernel/git/mkp/linux.git 5.18/discovery2 head: 7c371ec158614870d9c9c5d1a9e0f0c35f9198d7 commit: 56db0eb9f48930efde746c3cb9af11524102dc76 [64/67] scsi: sd: Implement support for NDOB flag in WRITE SAME(16) config: riscv-randconfig-r021-20220211 (https://download.01.org/0day-ci/archive/20220212/202202121642.NBfsbeBr-lk...) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project c7eb84634519e6497be42f5fe323f9a04ed67127) 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 # install riscv cross compiling tool for clang build # apt-get install binutils-riscv64-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/mkp/linux.git/commit/?id=... git remote add mkp https://git.kernel.org/pub/scm/linux/kernel/git/mkp/linux.git git fetch --no-tags mkp 5.18/discovery2 git checkout 56db0eb9f48930efde746c3cb9af11524102dc76 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=riscv SHELL=/bin/bash drivers/scsi/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): else ^ 1 warning generated. vim +1096 drivers/scsi/sd.c 1076 1077 static void sd_config_write_zeroes(struct scsi_disk *sdkp, 1078 enum sd_zeroing_mode mode) 1079 { 1080 struct request_queue *q = sdkp->disk->queue; 1081 unsigned int logical_block_size = sdkp->device->sector_size; 1082 1083 if (mode == SD_ZERO_DEFAULT && !sdkp->zeroing_override) { 1084 mode = SD_ZERO_WRITE; 1085 1086 if (sdkp->lbprz && sdkp->lbpws) 1087 if (sdkp->ndob) 1088 mode = SD_ZERO_WS16_NDOB; 1089 else 1090 mode = SD_ZERO_WS16_UNMAP; 1091 else if (sdkp->lbprz && sdkp->lbpws10) 1092 mode = SD_ZERO_WS10_UNMAP; 1093 else if (sdkp->max_ws_blocks) 1094 if (sdkp->ndob) 1095 mode = SD_ZERO_WS16_NDOB; 1097 mode = SD_ZERO_WS; 1098 } 1099 1100 if (mode == SD_ZERO_DISABLE) 1101 sdkp->zeroing_override = true; 1102 1103 sdkp->zeroing_mode = mode; 1104 blk_queue_max_write_zeroes_sectors(q, sdkp->max_ws_blocks * 1105 (logical_block_size >> 9)); 1106 } 1107 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org