Hi Brian, kernel test robot noticed the following build warnings: [auto build test WARNING on jejb-scsi/for-next] [also build test WARNING on mkp-scsi/for-next linus/master v6.3-rc6 next-20230412] [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/Brian-King/ipr-Remove-SATA-support/20230413-014213 base: https://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi.git for-next patch link: https://lore.kernel.org/r/20230412174015.114764-1-brking%40linux.vnet.ibm.com patch subject: [PATCH] ipr: Remove SATA support config: x86_64-randconfig-a001-20230410 (https://download.01.org/0day-ci/archive/20230413/202304131029.cr0XqKeg-lkp@xxxxxxxxx/config) 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/3562ad7d350c7c5b3f13508ef3323b1239de71e2 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Brian-King/ipr-Remove-SATA-support/20230413-014213 git checkout 3562ad7d350c7c5b3f13508ef3323b1239de71e2 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/scsi/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Link: https://lore.kernel.org/oe-kbuild-all/202304131029.cr0XqKeg-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): >> drivers/scsi/ipr.c:1104:15: warning: variable 'proto' set but not used [-Wunused-but-set-variable] unsigned int proto; ^ drivers/scsi/ipr.c:1261:15: warning: variable 'proto' set but not used [-Wunused-but-set-variable] unsigned int proto; ^ >> drivers/scsi/ipr.c:4417:29: warning: variable 'res' set but not used [-Wunused-but-set-variable] struct ipr_resource_entry *res; ^ drivers/scsi/ipr.c:5430:6: warning: variable 'ioasc' set but not used [-Wunused-but-set-variable] u32 ioasc; ^ 4 warnings generated. vim +/proto +1104 drivers/scsi/ipr.c ^1da177e4c3f415 Linus Torvalds 2005-04-16 1091 ^1da177e4c3f415 Linus Torvalds 2005-04-16 1092 /** ^1da177e4c3f415 Linus Torvalds 2005-04-16 1093 * ipr_init_res_entry - Initialize a resource entry struct. ^1da177e4c3f415 Linus Torvalds 2005-04-16 1094 * @res: resource entry struct 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1095 * @cfgtew: config table entry wrapper struct ^1da177e4c3f415 Linus Torvalds 2005-04-16 1096 * ^1da177e4c3f415 Linus Torvalds 2005-04-16 1097 * Return value: ^1da177e4c3f415 Linus Torvalds 2005-04-16 1098 * none ^1da177e4c3f415 Linus Torvalds 2005-04-16 1099 **/ 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1100 static void ipr_init_res_entry(struct ipr_resource_entry *res, 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1101 struct ipr_config_table_entry_wrapper *cfgtew) ^1da177e4c3f415 Linus Torvalds 2005-04-16 1102 { 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1103 int found = 0; 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 @1104 unsigned int proto; 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1105 struct ipr_ioa_cfg *ioa_cfg = res->ioa_cfg; 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1106 struct ipr_resource_entry *gscsi_res = NULL; 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1107 ee0a90fa3efffca Brian King 2005-11-01 1108 res->needs_sync_complete = 0; ^1da177e4c3f415 Linus Torvalds 2005-04-16 1109 res->in_erp = 0; ^1da177e4c3f415 Linus Torvalds 2005-04-16 1110 res->add_to_ml = 0; ^1da177e4c3f415 Linus Torvalds 2005-04-16 1111 res->del_from_ml = 0; ^1da177e4c3f415 Linus Torvalds 2005-04-16 1112 res->resetting_device = 0; 0b1f8d445b8cc5a Wendy Xiong 2014-01-21 1113 res->reset_occurred = 0; ^1da177e4c3f415 Linus Torvalds 2005-04-16 1114 res->sdev = NULL; 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1115 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1116 if (ioa_cfg->sis64) { 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1117 proto = cfgtew->u.cfgte64->proto; 359d96e73cea0ef Brian King 2015-06-11 1118 res->flags = be16_to_cpu(cfgtew->u.cfgte64->flags); 359d96e73cea0ef Brian King 2015-06-11 1119 res->res_flags = be16_to_cpu(cfgtew->u.cfgte64->res_flags); 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1120 res->qmodel = IPR_QUEUEING_MODEL64(res); 438b03311108b05 Wayne Boyer 2010-05-10 1121 res->type = cfgtew->u.cfgte64->res_type; 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1122 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1123 memcpy(res->res_path, &cfgtew->u.cfgte64->res_path, 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1124 sizeof(res->res_path)); 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1125 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1126 res->bus = 0; 0cb992eda1f7e76 Wayne Boyer 2010-11-04 1127 memcpy(&res->dev_lun.scsi_lun, &cfgtew->u.cfgte64->lun, 0cb992eda1f7e76 Wayne Boyer 2010-11-04 1128 sizeof(res->dev_lun.scsi_lun)); 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1129 res->lun = scsilun_to_int(&res->dev_lun); 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1130 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1131 if (res->type == IPR_RES_TYPE_GENERIC_SCSI) { 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1132 list_for_each_entry(gscsi_res, &ioa_cfg->used_res_q, queue) { 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1133 if (gscsi_res->dev_id == cfgtew->u.cfgte64->dev_id) { 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1134 found = 1; 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1135 res->target = gscsi_res->target; 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1136 break; 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1137 } 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1138 } 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1139 if (!found) { 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1140 res->target = find_first_zero_bit(ioa_cfg->target_ids, 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1141 ioa_cfg->max_devs_supported); 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1142 set_bit(res->target, ioa_cfg->target_ids); 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1143 } 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1144 } else if (res->type == IPR_RES_TYPE_IOAFP) { 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1145 res->bus = IPR_IOAFP_VIRTUAL_BUS; 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1146 res->target = 0; 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1147 } else if (res->type == IPR_RES_TYPE_ARRAY) { 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1148 res->bus = IPR_ARRAY_VIRTUAL_BUS; 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1149 res->target = find_first_zero_bit(ioa_cfg->array_ids, 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1150 ioa_cfg->max_devs_supported); 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1151 set_bit(res->target, ioa_cfg->array_ids); 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1152 } else if (res->type == IPR_RES_TYPE_VOLUME_SET) { 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1153 res->bus = IPR_VSET_VIRTUAL_BUS; 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1154 res->target = find_first_zero_bit(ioa_cfg->vset_ids, 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1155 ioa_cfg->max_devs_supported); 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1156 set_bit(res->target, ioa_cfg->vset_ids); 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1157 } else { 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1158 res->target = find_first_zero_bit(ioa_cfg->target_ids, 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1159 ioa_cfg->max_devs_supported); 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1160 set_bit(res->target, ioa_cfg->target_ids); 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1161 } 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1162 } else { 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1163 proto = cfgtew->u.cfgte->proto; 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1164 res->qmodel = IPR_QUEUEING_MODEL(res); 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1165 res->flags = cfgtew->u.cfgte->flags; 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1166 if (res->flags & IPR_IS_IOA_RESOURCE) 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1167 res->type = IPR_RES_TYPE_IOAFP; 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1168 else 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1169 res->type = cfgtew->u.cfgte->rsvd_subtype & 0x0f; 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1170 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1171 res->bus = cfgtew->u.cfgte->res_addr.bus; 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1172 res->target = cfgtew->u.cfgte->res_addr.target; 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1173 res->lun = cfgtew->u.cfgte->res_addr.lun; 46d7456324766cd Wayne Boyer 2010-08-11 1174 res->lun_wwn = get_unaligned_be64(cfgtew->u.cfgte->lun_wwn); 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1175 } 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1176 } 3e7ebdfa58ddaef Wayne Boyer 2010-02-19 1177 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests
