Hi Randall, Thank you for the patch! Yet something to improve: [auto build test ERROR on mkp-scsi/for-next] [also build test ERROR on scsi/for-next v5.9-rc4 next-20200910] [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/0day-ci/linux/commits/Randall-Huang/scsi-clear-UAC-before-sending-SG_IO/20200910-181617 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) 9.3.0 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 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=ia64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): drivers/scsi/sg.c: In function 'sg_ioctl_common': >> drivers/scsi/sg.c:938:10: error: 'SCSI_UFS_REQUEST_SENSE' undeclared (first use in this function) 938 | _cmd = SCSI_UFS_REQUEST_SENSE; | ^~~~~~~~~~~~~~~~~~~~~~ drivers/scsi/sg.c:938:10: note: each undeclared identifier is reported only once for each function it appears in >> drivers/scsi/sg.c:939:24: error: 'struct Scsi_Host' has no member named 'wlun_clr_uac' 939 | if (sdp->device->host->wlun_clr_uac) { | ^~ drivers/scsi/sg.c:941:21: error: 'struct Scsi_Host' has no member named 'wlun_clr_uac' 941 | sdp->device->host->wlun_clr_uac = false; | ^~ # https://github.com/0day-ci/linux/commit/ff032a89412d0cf4592575b5e8f5385b223d2261 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Randall-Huang/scsi-clear-UAC-before-sending-SG_IO/20200910-181617 git checkout ff032a89412d0cf4592575b5e8f5385b223d2261 vim +/SCSI_UFS_REQUEST_SENSE +938 drivers/scsi/sg.c 916 917 static long 918 sg_ioctl_common(struct file *filp, Sg_device *sdp, Sg_fd *sfp, 919 unsigned int cmd_in, void __user *p) 920 { 921 int __user *ip = p; 922 int result, val, read_only; 923 Sg_request *srp; 924 unsigned long iflags; 925 int _cmd; 926 927 SCSI_LOG_TIMEOUT(3, sg_printk(KERN_INFO, sdp, 928 "sg_ioctl: cmd=0x%x\n", (int) cmd_in)); 929 read_only = (O_RDWR != (filp->f_flags & O_ACCMODE)); 930 931 switch (cmd_in) { 932 case SG_IO: 933 if (atomic_read(&sdp->detaching)) 934 return -ENODEV; 935 if (!scsi_block_when_processing_errors(sdp->device)) 936 return -ENXIO; 937 > 938 _cmd = SCSI_UFS_REQUEST_SENSE; > 939 if (sdp->device->host->wlun_clr_uac) { 940 sdp->device->host->hostt->ioctl(sdp->device, _cmd, NULL); 941 sdp->device->host->wlun_clr_uac = false; 942 } 943 944 result = sg_new_write(sfp, filp, p, SZ_SG_IO_HDR, 945 1, read_only, 1, &srp); 946 if (result < 0) 947 return result; 948 result = wait_event_interruptible(sfp->read_wait, 949 (srp_done(sfp, srp) || atomic_read(&sdp->detaching))); 950 if (atomic_read(&sdp->detaching)) 951 return -ENODEV; 952 write_lock_irq(&sfp->rq_list_lock); 953 if (srp->done) { 954 srp->done = 2; 955 write_unlock_irq(&sfp->rq_list_lock); 956 result = sg_new_read(sfp, p, SZ_SG_IO_HDR, srp); 957 return (result < 0) ? result : 0; 958 } 959 srp->orphan = 1; 960 write_unlock_irq(&sfp->rq_list_lock); 961 return result; /* -ERESTARTSYS because signal hit process */ 962 case SG_SET_TIMEOUT: 963 result = get_user(val, ip); 964 if (result) 965 return result; 966 if (val < 0) 967 return -EIO; 968 if (val >= mult_frac((s64)INT_MAX, USER_HZ, HZ)) 969 val = min_t(s64, mult_frac((s64)INT_MAX, USER_HZ, HZ), 970 INT_MAX); 971 sfp->timeout_user = val; 972 sfp->timeout = mult_frac(val, HZ, USER_HZ); 973 974 return 0; 975 case SG_GET_TIMEOUT: /* N.B. User receives timeout as return value */ 976 /* strange ..., for backward compatibility */ 977 return sfp->timeout_user; 978 case SG_SET_FORCE_LOW_DMA: 979 /* 980 * N.B. This ioctl never worked properly, but failed to 981 * return an error value. So returning '0' to keep compability 982 * with legacy applications. 983 */ 984 return 0; 985 case SG_GET_LOW_DMA: 986 return put_user((int) sdp->device->host->unchecked_isa_dma, ip); 987 case SG_GET_SCSI_ID: 988 { 989 sg_scsi_id_t v; 990 991 if (atomic_read(&sdp->detaching)) 992 return -ENODEV; 993 memset(&v, 0, sizeof(v)); 994 v.host_no = sdp->device->host->host_no; 995 v.channel = sdp->device->channel; 996 v.scsi_id = sdp->device->id; 997 v.lun = sdp->device->lun; 998 v.scsi_type = sdp->device->type; 999 v.h_cmd_per_lun = sdp->device->host->cmd_per_lun; 1000 v.d_queue_depth = sdp->device->queue_depth; 1001 if (copy_to_user(p, &v, sizeof(sg_scsi_id_t))) 1002 return -EFAULT; 1003 return 0; 1004 } 1005 case SG_SET_FORCE_PACK_ID: 1006 result = get_user(val, ip); 1007 if (result) 1008 return result; 1009 sfp->force_packid = val ? 1 : 0; 1010 return 0; 1011 case SG_GET_PACK_ID: 1012 read_lock_irqsave(&sfp->rq_list_lock, iflags); 1013 list_for_each_entry(srp, &sfp->rq_list, entry) { 1014 if ((1 == srp->done) && (!srp->sg_io_owned)) { 1015 read_unlock_irqrestore(&sfp->rq_list_lock, 1016 iflags); 1017 return put_user(srp->header.pack_id, ip); 1018 } 1019 } 1020 read_unlock_irqrestore(&sfp->rq_list_lock, iflags); 1021 return put_user(-1, ip); 1022 case SG_GET_NUM_WAITING: 1023 read_lock_irqsave(&sfp->rq_list_lock, iflags); 1024 val = 0; 1025 list_for_each_entry(srp, &sfp->rq_list, entry) { 1026 if ((1 == srp->done) && (!srp->sg_io_owned)) 1027 ++val; 1028 } 1029 read_unlock_irqrestore(&sfp->rq_list_lock, iflags); 1030 return put_user(val, ip); 1031 case SG_GET_SG_TABLESIZE: 1032 return put_user(sdp->sg_tablesize, ip); 1033 case SG_SET_RESERVED_SIZE: 1034 result = get_user(val, ip); 1035 if (result) 1036 return result; 1037 if (val < 0) 1038 return -EINVAL; 1039 val = min_t(int, val, 1040 max_sectors_bytes(sdp->device->request_queue)); 1041 mutex_lock(&sfp->f_mutex); 1042 if (val != sfp->reserve.bufflen) { 1043 if (sfp->mmap_called || 1044 sfp->res_in_use) { 1045 mutex_unlock(&sfp->f_mutex); 1046 return -EBUSY; 1047 } 1048 1049 sg_remove_scat(sfp, &sfp->reserve); 1050 sg_build_reserve(sfp, val); 1051 } 1052 mutex_unlock(&sfp->f_mutex); 1053 return 0; 1054 case SG_GET_RESERVED_SIZE: 1055 val = min_t(int, sfp->reserve.bufflen, 1056 max_sectors_bytes(sdp->device->request_queue)); 1057 return put_user(val, ip); 1058 case SG_SET_COMMAND_Q: 1059 result = get_user(val, ip); 1060 if (result) 1061 return result; 1062 sfp->cmd_q = val ? 1 : 0; 1063 return 0; 1064 case SG_GET_COMMAND_Q: 1065 return put_user((int) sfp->cmd_q, ip); 1066 case SG_SET_KEEP_ORPHAN: 1067 result = get_user(val, ip); 1068 if (result) 1069 return result; 1070 sfp->keep_orphan = val; 1071 return 0; 1072 case SG_GET_KEEP_ORPHAN: 1073 return put_user((int) sfp->keep_orphan, ip); 1074 case SG_NEXT_CMD_LEN: 1075 result = get_user(val, ip); 1076 if (result) 1077 return result; 1078 if (val > SG_MAX_CDB_SIZE) 1079 return -ENOMEM; 1080 sfp->next_cmd_len = (val > 0) ? val : 0; 1081 return 0; 1082 case SG_GET_VERSION_NUM: 1083 return put_user(sg_version_num, ip); 1084 case SG_GET_ACCESS_COUNT: 1085 /* faked - we don't have a real access count anymore */ 1086 val = (sdp->device ? 1 : 0); 1087 return put_user(val, ip); 1088 case SG_GET_REQUEST_TABLE: 1089 { 1090 sg_req_info_t *rinfo; 1091 1092 rinfo = kcalloc(SG_MAX_QUEUE, SZ_SG_REQ_INFO, 1093 GFP_KERNEL); 1094 if (!rinfo) 1095 return -ENOMEM; 1096 read_lock_irqsave(&sfp->rq_list_lock, iflags); 1097 sg_fill_request_table(sfp, rinfo); 1098 read_unlock_irqrestore(&sfp->rq_list_lock, iflags); 1099 #ifdef CONFIG_COMPAT 1100 if (in_compat_syscall()) 1101 result = put_compat_request_table(p, rinfo); 1102 else 1103 #endif 1104 result = copy_to_user(p, rinfo, 1105 SZ_SG_REQ_INFO * SG_MAX_QUEUE); 1106 result = result ? -EFAULT : 0; 1107 kfree(rinfo); 1108 return result; 1109 } 1110 case SG_EMULATED_HOST: 1111 if (atomic_read(&sdp->detaching)) 1112 return -ENODEV; 1113 return put_user(sdp->device->host->hostt->emulated, ip); 1114 case SCSI_IOCTL_SEND_COMMAND: 1115 if (atomic_read(&sdp->detaching)) 1116 return -ENODEV; 1117 return sg_scsi_ioctl(sdp->device->request_queue, NULL, filp->f_mode, p); 1118 case SG_SET_DEBUG: 1119 result = get_user(val, ip); 1120 if (result) 1121 return result; 1122 sdp->sgdebug = (char) val; 1123 return 0; 1124 case BLKSECTGET: 1125 return put_user(max_sectors_bytes(sdp->device->request_queue), 1126 ip); 1127 case BLKTRACESETUP: 1128 return blk_trace_setup(sdp->device->request_queue, 1129 sdp->disk->disk_name, 1130 MKDEV(SCSI_GENERIC_MAJOR, sdp->index), 1131 NULL, p); 1132 case BLKTRACESTART: 1133 return blk_trace_startstop(sdp->device->request_queue, 1); 1134 case BLKTRACESTOP: 1135 return blk_trace_startstop(sdp->device->request_queue, 0); 1136 case BLKTRACETEARDOWN: 1137 return blk_trace_remove(sdp->device->request_queue); 1138 case SCSI_IOCTL_GET_IDLUN: 1139 case SCSI_IOCTL_GET_BUS_NUMBER: 1140 case SCSI_IOCTL_PROBE_HOST: 1141 case SG_GET_TRANSFORM: 1142 case SG_SCSI_RESET: 1143 if (atomic_read(&sdp->detaching)) 1144 return -ENODEV; 1145 break; 1146 default: 1147 if (read_only) 1148 return -EPERM; /* don't know so take safe approach */ 1149 break; 1150 } 1151 1152 result = scsi_ioctl_block_when_processing_errors(sdp->device, 1153 cmd_in, filp->f_flags & O_NDELAY); 1154 if (result) 1155 return result; 1156 1157 return -ENOIOCTLCMD; 1158 } 1159 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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