kernel/include/trace/events/target.h

   1 #undef TRACE_SYSTEM
   2 #define TRACE_SYSTEM target
   3
   4 #if !defined(_TRACE_TARGET_H) || defined(TRACE_HEADER_MULTI_READ)
   5 #define _TRACE_TARGET_H
   6
   7 #include <linux/tracepoint.h>
   8 #include <linux/trace_seq.h>
   9 #include <scsi/scsi.h>
  10 #include <scsi/scsi_tcq.h>
  11 #include <target/target_core_base.h>
  12
  13 /* cribbed verbatim from <trace/event/scsi.h> */
  14 #define scsi_opcode_name(opcode)        { opcode, #opcode }
  15 #define show_opcode_name(val)                                   \
  16         __print_symbolic(val,                                   \
  17                 scsi_opcode_name(TEST_UNIT_READY),              \
  18                 scsi_opcode_name(REZERO_UNIT),                  \
  19                 scsi_opcode_name(REQUEST_SENSE),                \
  20                 scsi_opcode_name(FORMAT_UNIT),                  \
  21                 scsi_opcode_name(READ_BLOCK_LIMITS),            \
  22                 scsi_opcode_name(REASSIGN_BLOCKS),              \
  23                 scsi_opcode_name(INITIALIZE_ELEMENT_STATUS),    \
  24                 scsi_opcode_name(READ_6),                       \
  25                 scsi_opcode_name(WRITE_6),                      \
  26                 scsi_opcode_name(SEEK_6),                       \
  27                 scsi_opcode_name(READ_REVERSE),                 \
  28                 scsi_opcode_name(WRITE_FILEMARKS),              \
  29                 scsi_opcode_name(SPACE),                        \
  30                 scsi_opcode_name(INQUIRY),                      \
  31                 scsi_opcode_name(RECOVER_BUFFERED_DATA),        \
  32                 scsi_opcode_name(MODE_SELECT),                  \
  33                 scsi_opcode_name(RESERVE),                      \
  34                 scsi_opcode_name(RELEASE),                      \
  35                 scsi_opcode_name(COPY),                         \
  36                 scsi_opcode_name(ERASE),                        \
  37                 scsi_opcode_name(MODE_SENSE),                   \
  38                 scsi_opcode_name(START_STOP),                   \
  39                 scsi_opcode_name(RECEIVE_DIAGNOSTIC),           \
  40                 scsi_opcode_name(SEND_DIAGNOSTIC),              \
  41                 scsi_opcode_name(ALLOW_MEDIUM_REMOVAL),         \
  42                 scsi_opcode_name(SET_WINDOW),                   \
  43                 scsi_opcode_name(READ_CAPACITY),                \
  44                 scsi_opcode_name(READ_10),                      \
  45                 scsi_opcode_name(WRITE_10),                     \
  46                 scsi_opcode_name(SEEK_10),                      \
  47                 scsi_opcode_name(POSITION_TO_ELEMENT),          \
  48                 scsi_opcode_name(WRITE_VERIFY),                 \
  49                 scsi_opcode_name(VERIFY),                       \
  50                 scsi_opcode_name(SEARCH_HIGH),                  \
  51                 scsi_opcode_name(SEARCH_EQUAL),                 \
  52                 scsi_opcode_name(SEARCH_LOW),                   \
  53                 scsi_opcode_name(SET_LIMITS),                   \
  54                 scsi_opcode_name(PRE_FETCH),                    \
  55                 scsi_opcode_name(READ_POSITION),                \
  56                 scsi_opcode_name(SYNCHRONIZE_CACHE),            \
  57                 scsi_opcode_name(LOCK_UNLOCK_CACHE),            \
  58                 scsi_opcode_name(READ_DEFECT_DATA),             \
  59                 scsi_opcode_name(MEDIUM_SCAN),                  \
  60                 scsi_opcode_name(COMPARE),                      \
  61                 scsi_opcode_name(COPY_VERIFY),                  \
  62                 scsi_opcode_name(WRITE_BUFFER),                 \
  63                 scsi_opcode_name(READ_BUFFER),                  \
  64                 scsi_opcode_name(UPDATE_BLOCK),                 \
  65                 scsi_opcode_name(READ_LONG),                    \
  66                 scsi_opcode_name(WRITE_LONG),                   \
  67                 scsi_opcode_name(CHANGE_DEFINITION),            \
  68                 scsi_opcode_name(WRITE_SAME),                   \
  69                 scsi_opcode_name(UNMAP),                        \
  70                 scsi_opcode_name(READ_TOC),                     \
  71                 scsi_opcode_name(LOG_SELECT),                   \
  72                 scsi_opcode_name(LOG_SENSE),                    \
  73                 scsi_opcode_name(XDWRITEREAD_10),               \
  74                 scsi_opcode_name(MODE_SELECT_10),               \
  75                 scsi_opcode_name(RESERVE_10),                   \
  76                 scsi_opcode_name(RELEASE_10),                   \
  77                 scsi_opcode_name(MODE_SENSE_10),                \
  78                 scsi_opcode_name(PERSISTENT_RESERVE_IN),        \
  79                 scsi_opcode_name(PERSISTENT_RESERVE_OUT),       \
  80                 scsi_opcode_name(VARIABLE_LENGTH_CMD),          \
  81                 scsi_opcode_name(REPORT_LUNS),                  \
  82                 scsi_opcode_name(MAINTENANCE_IN),               \
  83                 scsi_opcode_name(MAINTENANCE_OUT),              \
  84                 scsi_opcode_name(MOVE_MEDIUM),                  \
  85                 scsi_opcode_name(EXCHANGE_MEDIUM),              \
  86                 scsi_opcode_name(READ_12),                      \
  87                 scsi_opcode_name(WRITE_12),                     \
  88                 scsi_opcode_name(WRITE_VERIFY_12),              \
  89                 scsi_opcode_name(SEARCH_HIGH_12),               \
  90                 scsi_opcode_name(SEARCH_EQUAL_12),              \
  91                 scsi_opcode_name(SEARCH_LOW_12),                \
  92                 scsi_opcode_name(READ_ELEMENT_STATUS),          \
  93                 scsi_opcode_name(SEND_VOLUME_TAG),              \
  94                 scsi_opcode_name(WRITE_LONG_2),                 \
  95                 scsi_opcode_name(READ_16),                      \
  96                 scsi_opcode_name(WRITE_16),                     \
  97                 scsi_opcode_name(VERIFY_16),                    \
  98                 scsi_opcode_name(WRITE_SAME_16),                \
  99                 scsi_opcode_name(SERVICE_ACTION_IN_16),         \
 100                 scsi_opcode_name(SAI_READ_CAPACITY_16),         \
 101                 scsi_opcode_name(SAI_GET_LBA_STATUS),           \
 102                 scsi_opcode_name(MI_REPORT_TARGET_PGS),         \
 103                 scsi_opcode_name(MO_SET_TARGET_PGS),            \
 104                 scsi_opcode_name(READ_32),                      \
 105                 scsi_opcode_name(WRITE_32),                     \
 106                 scsi_opcode_name(WRITE_SAME_32),                \
 107                 scsi_opcode_name(ATA_16),                       \
 108                 scsi_opcode_name(ATA_12))
 109
 110 #define show_task_attribute_name(val)                           \
 111         __print_symbolic(val,                                   \
 112                 { TCM_SIMPLE_TAG,       "SIMPLE"        },      \
 113                 { TCM_HEAD_TAG,         "HEAD"          },      \
 114                 { TCM_ORDERED_TAG,      "ORDERED"       },      \
 115                 { TCM_ACA_TAG,          "ACA"           } )
 116
 117 #define show_scsi_status_name(val)                              \
 118         __print_symbolic(val,                                   \
 119                 { SAM_STAT_GOOD,        "GOOD" },               \
 120                 { SAM_STAT_CHECK_CONDITION, "CHECK CONDITION" }, \
 121                 { SAM_STAT_CONDITION_MET, "CONDITION MET" },    \
 122                 { SAM_STAT_BUSY,        "BUSY" },               \
 123                 { SAM_STAT_INTERMEDIATE, "INTERMEDIATE" },      \
 124                 { SAM_STAT_INTERMEDIATE_CONDITION_MET, "INTERMEDIATE CONDITION MET" }, \
 125                 { SAM_STAT_RESERVATION_CONFLICT, "RESERVATION CONFLICT" }, \
 126                 { SAM_STAT_COMMAND_TERMINATED, "COMMAND TERMINATED" }, \
 127                 { SAM_STAT_TASK_SET_FULL, "TASK SET FULL" },    \
 128                 { SAM_STAT_ACA_ACTIVE, "ACA ACTIVE" },          \
 129                 { SAM_STAT_TASK_ABORTED, "TASK ABORTED" } )
 130
 131 TRACE_EVENT(target_sequencer_start,
 132
 133         TP_PROTO(struct se_cmd *cmd),
 134
 135         TP_ARGS(cmd),
 136
 137         TP_STRUCT__entry(
 138                 __field( unsigned int,  unpacked_lun    )
 139                 __field( unsigned int,  opcode          )
 140                 __field( unsigned int,  data_length     )
 141                 __field( unsigned int,  task_attribute  )
 142                 __array( unsigned char, cdb, TCM_MAX_COMMAND_SIZE       )
 143                 __string( initiator,    cmd->se_sess->se_node_acl->initiatorname        )
 144         ),
 145
 146         TP_fast_assign(
 147                 __entry->unpacked_lun   = cmd->orig_fe_lun;
 148                 __entry->opcode         = cmd->t_task_cdb[0];
 149                 __entry->data_length    = cmd->data_length;
 150                 __entry->task_attribute = cmd->sam_task_attr;
 151                 memcpy(__entry->cdb, cmd->t_task_cdb, TCM_MAX_COMMAND_SIZE);
 152                 __assign_str(initiator, cmd->se_sess->se_node_acl->initiatorname);
 153         ),
 154
 155         TP_printk("%s -> LUN %03u %s data_length %6u  CDB %s  (TA:%s C:%02x)",
 156                   __get_str(initiator), __entry->unpacked_lun,
 157                   show_opcode_name(__entry->opcode),
 158                   __entry->data_length, __print_hex(__entry->cdb, 16),
 159                   show_task_attribute_name(__entry->task_attribute),
 160                   scsi_command_size(__entry->cdb) <= 16 ?
 161                         __entry->cdb[scsi_command_size(__entry->cdb) - 1] :
 162                         __entry->cdb[1]
 163         )
 164 );
 165
 166 TRACE_EVENT(target_cmd_complete,
 167
 168         TP_PROTO(struct se_cmd *cmd),
 169
 170         TP_ARGS(cmd),
 171
 172         TP_STRUCT__entry(
 173                 __field( unsigned int,  unpacked_lun    )
 174                 __field( unsigned int,  opcode          )
 175                 __field( unsigned int,  data_length     )
 176                 __field( unsigned int,  task_attribute  )
 177                 __field( unsigned char, scsi_status     )
 178                 __field( unsigned char, sense_length    )
 179                 __array( unsigned char, cdb, TCM_MAX_COMMAND_SIZE       )
 180                 __array( unsigned char, sense_data, 18  )
 181                 __string(initiator,     cmd->se_sess->se_node_acl->initiatorname)
 182         ),
 183
 184         TP_fast_assign(
 185                 __entry->unpacked_lun   = cmd->orig_fe_lun;
 186                 __entry->opcode         = cmd->t_task_cdb[0];
 187                 __entry->data_length    = cmd->data_length;
 188                 __entry->task_attribute = cmd->sam_task_attr;
 189                 __entry->scsi_status    = cmd->scsi_status;
 190                 __entry->sense_length   = cmd->scsi_status == SAM_STAT_CHECK_CONDITION ?
 191                         min(18, ((u8 *) cmd->sense_buffer)[SPC_ADD_SENSE_LEN_OFFSET] + 8) : 0;
 192                 memcpy(__entry->cdb, cmd->t_task_cdb, TCM_MAX_COMMAND_SIZE);
 193                 memcpy(__entry->sense_data, cmd->sense_buffer, __entry->sense_length);
 194                 __assign_str(initiator, cmd->se_sess->se_node_acl->initiatorname);
 195         ),
 196
 197         TP_printk("%s <- LUN %03u status %s (sense len %d%s%s)  %s data_length %6u  CDB %s  (TA:%s C:%02x)",
 198                   __get_str(initiator), __entry->unpacked_lun,
 199                   show_scsi_status_name(__entry->scsi_status),
 200                   __entry->sense_length, __entry->sense_length ? " / " : "",
 201                   __print_hex(__entry->sense_data, __entry->sense_length),
 202                   show_opcode_name(__entry->opcode),
 203                   __entry->data_length, __print_hex(__entry->cdb, 16),
 204                   show_task_attribute_name(__entry->task_attribute),
 205                   scsi_command_size(__entry->cdb) <= 16 ?
 206                         __entry->cdb[scsi_command_size(__entry->cdb) - 1] :
 207                         __entry->cdb[1]
 208         )
 209 );
 210
 211 #endif /*  _TRACE_TARGET_H */
 212
 213 /* This part must be outside protection */
 214 #include <trace/define_trace.h>