events/scsi.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #undef TRACE_SYSTEM
   3 #define TRACE_SYSTEM scsi
   4
   5 #if !defined(_TRACE_SCSI_H) || defined(TRACE_HEADER_MULTI_READ)
   6 #define _TRACE_SCSI_H
   7
   8 #include <scsi/scsi_cmnd.h>
   9 #include <scsi/scsi_host.h>
  10 #include <linux/tracepoint.h>
  11 #include <linux/trace_seq.h>
  12
  13 #define scsi_opcode_name(opcode)        { opcode, #opcode }
  14 #define show_opcode_name(val)                                   \
  15         __print_symbolic(val,                                   \
  16                 scsi_opcode_name(TEST_UNIT_READY),              \
  17                 scsi_opcode_name(REZERO_UNIT),                  \
  18                 scsi_opcode_name(REQUEST_SENSE),                \
  19                 scsi_opcode_name(FORMAT_UNIT),                  \
  20                 scsi_opcode_name(READ_BLOCK_LIMITS),            \
  21                 scsi_opcode_name(REASSIGN_BLOCKS),              \
  22                 scsi_opcode_name(INITIALIZE_ELEMENT_STATUS),    \
  23                 scsi_opcode_name(READ_6),                       \
  24                 scsi_opcode_name(WRITE_6),                      \
  25                 scsi_opcode_name(SEEK_6),                       \
  26                 scsi_opcode_name(READ_REVERSE),                 \
  27                 scsi_opcode_name(WRITE_FILEMARKS),              \
  28                 scsi_opcode_name(SPACE),                        \
  29                 scsi_opcode_name(INQUIRY),                      \
  30                 scsi_opcode_name(RECOVER_BUFFERED_DATA),        \
  31                 scsi_opcode_name(MODE_SELECT),                  \
  32                 scsi_opcode_name(RESERVE),                      \
  33                 scsi_opcode_name(RELEASE),                      \
  34                 scsi_opcode_name(COPY),                         \
  35                 scsi_opcode_name(ERASE),                        \
  36                 scsi_opcode_name(MODE_SENSE),                   \
  37                 scsi_opcode_name(START_STOP),                   \
  38                 scsi_opcode_name(RECEIVE_DIAGNOSTIC),           \
  39                 scsi_opcode_name(SEND_DIAGNOSTIC),              \
  40                 scsi_opcode_name(ALLOW_MEDIUM_REMOVAL),         \
  41                 scsi_opcode_name(SET_WINDOW),                   \
  42                 scsi_opcode_name(READ_CAPACITY),                \
  43                 scsi_opcode_name(READ_10),                      \
  44                 scsi_opcode_name(WRITE_10),                     \
  45                 scsi_opcode_name(SEEK_10),                      \
  46                 scsi_opcode_name(POSITION_TO_ELEMENT),          \
  47                 scsi_opcode_name(WRITE_VERIFY),                 \
  48                 scsi_opcode_name(VERIFY),                       \
  49                 scsi_opcode_name(SEARCH_HIGH),                  \
  50                 scsi_opcode_name(SEARCH_EQUAL),                 \
  51                 scsi_opcode_name(SEARCH_LOW),                   \
  52                 scsi_opcode_name(SET_LIMITS),                   \
  53                 scsi_opcode_name(PRE_FETCH),                    \
  54                 scsi_opcode_name(READ_POSITION),                \
  55                 scsi_opcode_name(SYNCHRONIZE_CACHE),            \
  56                 scsi_opcode_name(LOCK_UNLOCK_CACHE),            \
  57                 scsi_opcode_name(READ_DEFECT_DATA),             \
  58                 scsi_opcode_name(MEDIUM_SCAN),                  \
  59                 scsi_opcode_name(COMPARE),                      \
  60                 scsi_opcode_name(COPY_VERIFY),                  \
  61                 scsi_opcode_name(WRITE_BUFFER),                 \
  62                 scsi_opcode_name(READ_BUFFER),                  \
  63                 scsi_opcode_name(UPDATE_BLOCK),                 \
  64                 scsi_opcode_name(READ_LONG),                    \
  65                 scsi_opcode_name(WRITE_LONG),                   \
  66                 scsi_opcode_name(CHANGE_DEFINITION),            \
  67                 scsi_opcode_name(WRITE_SAME),                   \
  68                 scsi_opcode_name(UNMAP),                        \
  69                 scsi_opcode_name(READ_TOC),                     \
  70                 scsi_opcode_name(LOG_SELECT),                   \
  71                 scsi_opcode_name(LOG_SENSE),                    \
  72                 scsi_opcode_name(XDWRITEREAD_10),               \
  73                 scsi_opcode_name(MODE_SELECT_10),               \
  74                 scsi_opcode_name(RESERVE_10),                   \
  75                 scsi_opcode_name(RELEASE_10),                   \
  76                 scsi_opcode_name(MODE_SENSE_10),                \
  77                 scsi_opcode_name(PERSISTENT_RESERVE_IN),        \
  78                 scsi_opcode_name(PERSISTENT_RESERVE_OUT),       \
  79                 scsi_opcode_name(VARIABLE_LENGTH_CMD),          \
  80                 scsi_opcode_name(REPORT_LUNS),                  \
  81                 scsi_opcode_name(MAINTENANCE_IN),               \
  82                 scsi_opcode_name(MAINTENANCE_OUT),              \
  83                 scsi_opcode_name(MOVE_MEDIUM),                  \
  84                 scsi_opcode_name(EXCHANGE_MEDIUM),              \
  85                 scsi_opcode_name(READ_12),                      \
  86                 scsi_opcode_name(WRITE_12),                     \
  87                 scsi_opcode_name(WRITE_VERIFY_12),              \
  88                 scsi_opcode_name(SEARCH_HIGH_12),               \
  89                 scsi_opcode_name(SEARCH_EQUAL_12),              \
  90                 scsi_opcode_name(SEARCH_LOW_12),                \
  91                 scsi_opcode_name(READ_ELEMENT_STATUS),          \
  92                 scsi_opcode_name(SEND_VOLUME_TAG),              \
  93                 scsi_opcode_name(WRITE_LONG_2),                 \
  94                 scsi_opcode_name(READ_16),                      \
  95                 scsi_opcode_name(WRITE_16),                     \
  96                 scsi_opcode_name(VERIFY_16),                    \
  97                 scsi_opcode_name(WRITE_SAME_16),                \
  98                 scsi_opcode_name(ZBC_OUT),                      \
  99                 scsi_opcode_name(ZBC_IN),                       \
 100                 scsi_opcode_name(SERVICE_ACTION_IN_16),         \
 101                 scsi_opcode_name(READ_32),                      \
 102                 scsi_opcode_name(WRITE_32),                     \
 103                 scsi_opcode_name(WRITE_SAME_32),                \
 104                 scsi_opcode_name(ATA_16),                       \
 105                 scsi_opcode_name(ATA_12))
 106
 107 #define scsi_hostbyte_name(result)      { result, #result }
 108 #define show_hostbyte_name(val)                                 \
 109         __print_symbolic(val,                                   \
 110                 scsi_hostbyte_name(DID_OK),                     \
 111                 scsi_hostbyte_name(DID_NO_CONNECT),             \
 112                 scsi_hostbyte_name(DID_BUS_BUSY),               \
 113                 scsi_hostbyte_name(DID_TIME_OUT),               \
 114                 scsi_hostbyte_name(DID_BAD_TARGET),             \
 115                 scsi_hostbyte_name(DID_ABORT),                  \
 116                 scsi_hostbyte_name(DID_PARITY),                 \
 117                 scsi_hostbyte_name(DID_ERROR),                  \
 118                 scsi_hostbyte_name(DID_RESET),                  \
 119                 scsi_hostbyte_name(DID_BAD_INTR),               \
 120                 scsi_hostbyte_name(DID_PASSTHROUGH),            \
 121                 scsi_hostbyte_name(DID_SOFT_ERROR),             \
 122                 scsi_hostbyte_name(DID_IMM_RETRY),              \
 123                 scsi_hostbyte_name(DID_REQUEUE),                \
 124                 scsi_hostbyte_name(DID_TRANSPORT_DISRUPTED),    \
 125                 scsi_hostbyte_name(DID_TRANSPORT_FAILFAST))
 126
 127 #define scsi_statusbyte_name(result)    { result, #result }
 128 #define show_statusbyte_name(val)                               \
 129         __print_symbolic(val,                                   \
 130                 scsi_statusbyte_name(SAM_STAT_GOOD),            \
 131                 scsi_statusbyte_name(SAM_STAT_CHECK_CONDITION), \
 132                 scsi_statusbyte_name(SAM_STAT_CONDITION_MET),   \
 133                 scsi_statusbyte_name(SAM_STAT_BUSY),            \
 134                 scsi_statusbyte_name(SAM_STAT_INTERMEDIATE),    \
 135                 scsi_statusbyte_name(SAM_STAT_INTERMEDIATE_CONDITION_MET), \
 136                 scsi_statusbyte_name(SAM_STAT_RESERVATION_CONFLICT),    \
 137                 scsi_statusbyte_name(SAM_STAT_COMMAND_TERMINATED),      \
 138                 scsi_statusbyte_name(SAM_STAT_TASK_SET_FULL),   \
 139                 scsi_statusbyte_name(SAM_STAT_ACA_ACTIVE),      \
 140                 scsi_statusbyte_name(SAM_STAT_TASK_ABORTED))
 141
 142 #define scsi_prot_op_name(result)       { result, #result }
 143 #define show_prot_op_name(val)                                  \
 144         __print_symbolic(val,                                   \
 145                 scsi_prot_op_name(SCSI_PROT_NORMAL),            \
 146                 scsi_prot_op_name(SCSI_PROT_READ_INSERT),       \
 147                 scsi_prot_op_name(SCSI_PROT_WRITE_STRIP),       \
 148                 scsi_prot_op_name(SCSI_PROT_READ_STRIP),        \
 149                 scsi_prot_op_name(SCSI_PROT_WRITE_INSERT),      \
 150                 scsi_prot_op_name(SCSI_PROT_READ_PASS),         \
 151                 scsi_prot_op_name(SCSI_PROT_WRITE_PASS))
 152
 153 const char *scsi_trace_parse_cdb(struct trace_seq*, unsigned char*, int);
 154 #define __parse_cdb(cdb, len) scsi_trace_parse_cdb(p, cdb, len)
 155
 156 TRACE_EVENT(scsi_dispatch_cmd_start,
 157
 158         TP_PROTO(struct scsi_cmnd *cmd),
 159
 160         TP_ARGS(cmd),
 161
 162         TP_STRUCT__entry(
 163                 __field( unsigned int,  host_no )
 164                 __field( unsigned int,  channel )
 165                 __field( unsigned int,  id      )
 166                 __field( unsigned int,  lun     )
 167                 __field( unsigned int,  opcode  )
 168                 __field( unsigned int,  cmd_len )
 169                 __field( int,   driver_tag)
 170                 __field( int,   scheduler_tag)
 171                 __field( unsigned int,  data_sglen )
 172                 __field( unsigned int,  prot_sglen )
 173                 __field( unsigned char, prot_op )
 174                 __dynamic_array(unsigned char,  cmnd, cmd->cmd_len)
 175         ),
 176
 177         TP_fast_assign(
 178                 __entry->host_no        = cmd->device->host->host_no;
 179                 __entry->channel        = cmd->device->channel;
 180                 __entry->id             = cmd->device->id;
 181                 __entry->lun            = cmd->device->lun;
 182                 __entry->opcode         = cmd->cmnd[0];
 183                 __entry->cmd_len        = cmd->cmd_len;
 184                 __entry->driver_tag     = scsi_cmd_to_rq(cmd)->tag;
 185                 __entry->scheduler_tag  = scsi_cmd_to_rq(cmd)->internal_tag;
 186                 __entry->data_sglen     = scsi_sg_count(cmd);
 187                 __entry->prot_sglen     = scsi_prot_sg_count(cmd);
 188                 __entry->prot_op        = scsi_get_prot_op(cmd);
 189                 memcpy(__get_dynamic_array(cmnd), cmd->cmnd, cmd->cmd_len);
 190         ),
 191
 192         TP_printk("host_no=%u channel=%u id=%u lun=%u data_sgl=%u prot_sgl=%u" \
 193                   " prot_op=%s driver_tag=%d scheduler_tag=%d cmnd=(%s %s raw=%s)",
 194                   __entry->host_no, __entry->channel, __entry->id,
 195                   __entry->lun, __entry->data_sglen, __entry->prot_sglen,
 196                   show_prot_op_name(__entry->prot_op), __entry->driver_tag,
 197                   __entry->scheduler_tag, show_opcode_name(__entry->opcode),
 198                   __parse_cdb(__get_dynamic_array(cmnd), __entry->cmd_len),
 199                   __print_hex(__get_dynamic_array(cmnd), __entry->cmd_len))
 200 );
 201
 202 TRACE_EVENT(scsi_dispatch_cmd_error,
 203
 204         TP_PROTO(struct scsi_cmnd *cmd, int rtn),
 205
 206         TP_ARGS(cmd, rtn),
 207
 208         TP_STRUCT__entry(
 209                 __field( unsigned int,  host_no )
 210                 __field( unsigned int,  channel )
 211                 __field( unsigned int,  id      )
 212                 __field( unsigned int,  lun     )
 213                 __field( int,           rtn     )
 214                 __field( unsigned int,  opcode  )
 215                 __field( unsigned int,  cmd_len )
 216                 __field( int,   driver_tag)
 217                 __field( int,   scheduler_tag)
 218                 __field( unsigned int,  data_sglen )
 219                 __field( unsigned int,  prot_sglen )
 220                 __field( unsigned char, prot_op )
 221                 __dynamic_array(unsigned char,  cmnd, cmd->cmd_len)
 222         ),
 223
 224         TP_fast_assign(
 225                 __entry->host_no        = cmd->device->host->host_no;
 226                 __entry->channel        = cmd->device->channel;
 227                 __entry->id             = cmd->device->id;
 228                 __entry->lun            = cmd->device->lun;
 229                 __entry->rtn            = rtn;
 230                 __entry->opcode         = cmd->cmnd[0];
 231                 __entry->cmd_len        = cmd->cmd_len;
 232                 __entry->driver_tag     = scsi_cmd_to_rq(cmd)->tag;
 233                 __entry->scheduler_tag  = scsi_cmd_to_rq(cmd)->internal_tag;
 234                 __entry->data_sglen     = scsi_sg_count(cmd);
 235                 __entry->prot_sglen     = scsi_prot_sg_count(cmd);
 236                 __entry->prot_op        = scsi_get_prot_op(cmd);
 237                 memcpy(__get_dynamic_array(cmnd), cmd->cmnd, cmd->cmd_len);
 238         ),
 239
 240         TP_printk("host_no=%u channel=%u id=%u lun=%u data_sgl=%u prot_sgl=%u" \
 241                   " prot_op=%s driver_tag=%d scheduler_tag=%d cmnd=(%s %s raw=%s)" \
 242                   " rtn=%d",
 243                   __entry->host_no, __entry->channel, __entry->id,
 244                   __entry->lun, __entry->data_sglen, __entry->prot_sglen,
 245                   show_prot_op_name(__entry->prot_op), __entry->driver_tag,
 246                   __entry->scheduler_tag, show_opcode_name(__entry->opcode),
 247                   __parse_cdb(__get_dynamic_array(cmnd), __entry->cmd_len),
 248                   __print_hex(__get_dynamic_array(cmnd), __entry->cmd_len),
 249                   __entry->rtn)
 250 );
 251
 252 DECLARE_EVENT_CLASS(scsi_cmd_done_timeout_template,
 253
 254         TP_PROTO(struct scsi_cmnd *cmd),
 255
 256         TP_ARGS(cmd),
 257
 258         TP_STRUCT__entry(
 259                 __field( unsigned int,  host_no )
 260                 __field( unsigned int,  channel )
 261                 __field( unsigned int,  id      )
 262                 __field( unsigned int,  lun     )
 263                 __field( int,           result  )
 264                 __field( unsigned int,  opcode  )
 265                 __field( unsigned int,  cmd_len )
 266                 __field( int,   driver_tag)
 267                 __field( int,   scheduler_tag)
 268                 __field( unsigned int,  data_sglen )
 269                 __field( unsigned int,  prot_sglen )
 270                 __field( unsigned char, prot_op )
 271                 __dynamic_array(unsigned char,  cmnd, cmd->cmd_len)
 272                 __field( u8, sense_key )
 273                 __field( u8, asc )
 274                 __field( u8, ascq )
 275         ),
 276
 277         TP_fast_assign(
 278                 struct scsi_sense_hdr sshdr;
 279
 280                 __entry->host_no        = cmd->device->host->host_no;
 281                 __entry->channel        = cmd->device->channel;
 282                 __entry->id             = cmd->device->id;
 283                 __entry->lun            = cmd->device->lun;
 284                 __entry->result         = cmd->result;
 285                 __entry->opcode         = cmd->cmnd[0];
 286                 __entry->cmd_len        = cmd->cmd_len;
 287                 __entry->driver_tag     = scsi_cmd_to_rq(cmd)->tag;
 288                 __entry->scheduler_tag  = scsi_cmd_to_rq(cmd)->internal_tag;
 289                 __entry->data_sglen     = scsi_sg_count(cmd);
 290                 __entry->prot_sglen     = scsi_prot_sg_count(cmd);
 291                 __entry->prot_op        = scsi_get_prot_op(cmd);
 292                 memcpy(__get_dynamic_array(cmnd), cmd->cmnd, cmd->cmd_len);
 293                 if (cmd->sense_buffer && SCSI_SENSE_VALID(cmd) &&
 294                     scsi_command_normalize_sense(cmd, &sshdr)) {
 295                         __entry->sense_key = sshdr.sense_key;
 296                         __entry->asc = sshdr.asc;
 297                         __entry->ascq = sshdr.ascq;
 298                 } else {
 299                         __entry->sense_key = 0;
 300                         __entry->asc = 0;
 301                         __entry->ascq = 0;
 302                 }
 303         ),
 304
 305         TP_printk("host_no=%u channel=%u id=%u lun=%u data_sgl=%u prot_sgl=%u " \
 306                   "prot_op=%s driver_tag=%d scheduler_tag=%d cmnd=(%s %s raw=%s) " \
 307                   "result=(driver=%s host=%s message=%s status=%s) "
 308                   "sense=(key=%#x asc=%#x ascq=%#x)",
 309                   __entry->host_no, __entry->channel, __entry->id,
 310                   __entry->lun, __entry->data_sglen, __entry->prot_sglen,
 311                   show_prot_op_name(__entry->prot_op), __entry->driver_tag,
 312                   __entry->scheduler_tag, show_opcode_name(__entry->opcode),
 313                   __parse_cdb(__get_dynamic_array(cmnd), __entry->cmd_len),
 314                   __print_hex(__get_dynamic_array(cmnd), __entry->cmd_len),
 315                   "DRIVER_OK",
 316                   show_hostbyte_name(((__entry->result) >> 16) & 0xff),
 317                   "COMMAND_COMPLETE",
 318                   show_statusbyte_name(__entry->result & 0xff),
 319                   __entry->sense_key, __entry->asc, __entry->ascq)
 320 );
 321
 322 DEFINE_EVENT(scsi_cmd_done_timeout_template, scsi_dispatch_cmd_done,
 323              TP_PROTO(struct scsi_cmnd *cmd),
 324              TP_ARGS(cmd));
 325
 326 DEFINE_EVENT(scsi_cmd_done_timeout_template, scsi_dispatch_cmd_timeout,
 327              TP_PROTO(struct scsi_cmnd *cmd),
 328              TP_ARGS(cmd));
 329
 330 TRACE_EVENT(scsi_eh_wakeup,
 331
 332         TP_PROTO(struct Scsi_Host *shost),
 333
 334         TP_ARGS(shost),
 335
 336         TP_STRUCT__entry(
 337                 __field( unsigned int,  host_no )
 338         ),
 339
 340         TP_fast_assign(
 341                 __entry->host_no        = shost->host_no;
 342         ),
 343
 344         TP_printk("host_no=%u", __entry->host_no)
 345 );
 346
 347 #endif /*  _TRACE_SCSI_H */
 348
 349 /* This part must be outside protection */
 350 #include <trace/define_trace.h>