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![Martin K. Petersen](/assets/img/avatar_default.png)
When debugging DIF/DIX it is very helpful to be able to see which DIX operation is associated with the scsi_cmnd. Include the protection op in the SCSI command trace. Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
365 lines
12 KiB
C
365 lines
12 KiB
C
#undef TRACE_SYSTEM
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#define TRACE_SYSTEM scsi
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#if !defined(_TRACE_SCSI_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_SCSI_H
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#include <scsi/scsi_cmnd.h>
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#include <scsi/scsi_host.h>
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#include <linux/tracepoint.h>
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#include <linux/trace_seq.h>
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#define scsi_opcode_name(opcode) { opcode, #opcode }
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#define show_opcode_name(val) \
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__print_symbolic(val, \
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scsi_opcode_name(TEST_UNIT_READY), \
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scsi_opcode_name(REZERO_UNIT), \
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scsi_opcode_name(REQUEST_SENSE), \
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scsi_opcode_name(FORMAT_UNIT), \
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scsi_opcode_name(READ_BLOCK_LIMITS), \
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scsi_opcode_name(REASSIGN_BLOCKS), \
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scsi_opcode_name(INITIALIZE_ELEMENT_STATUS), \
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scsi_opcode_name(READ_6), \
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scsi_opcode_name(WRITE_6), \
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scsi_opcode_name(SEEK_6), \
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scsi_opcode_name(READ_REVERSE), \
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scsi_opcode_name(WRITE_FILEMARKS), \
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scsi_opcode_name(SPACE), \
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scsi_opcode_name(INQUIRY), \
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scsi_opcode_name(RECOVER_BUFFERED_DATA), \
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scsi_opcode_name(MODE_SELECT), \
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scsi_opcode_name(RESERVE), \
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scsi_opcode_name(RELEASE), \
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scsi_opcode_name(COPY), \
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scsi_opcode_name(ERASE), \
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scsi_opcode_name(MODE_SENSE), \
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scsi_opcode_name(START_STOP), \
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scsi_opcode_name(RECEIVE_DIAGNOSTIC), \
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scsi_opcode_name(SEND_DIAGNOSTIC), \
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scsi_opcode_name(ALLOW_MEDIUM_REMOVAL), \
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scsi_opcode_name(SET_WINDOW), \
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scsi_opcode_name(READ_CAPACITY), \
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scsi_opcode_name(READ_10), \
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scsi_opcode_name(WRITE_10), \
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scsi_opcode_name(SEEK_10), \
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scsi_opcode_name(POSITION_TO_ELEMENT), \
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scsi_opcode_name(WRITE_VERIFY), \
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scsi_opcode_name(VERIFY), \
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scsi_opcode_name(SEARCH_HIGH), \
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scsi_opcode_name(SEARCH_EQUAL), \
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scsi_opcode_name(SEARCH_LOW), \
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scsi_opcode_name(SET_LIMITS), \
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scsi_opcode_name(PRE_FETCH), \
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scsi_opcode_name(READ_POSITION), \
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scsi_opcode_name(SYNCHRONIZE_CACHE), \
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scsi_opcode_name(LOCK_UNLOCK_CACHE), \
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scsi_opcode_name(READ_DEFECT_DATA), \
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scsi_opcode_name(MEDIUM_SCAN), \
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scsi_opcode_name(COMPARE), \
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scsi_opcode_name(COPY_VERIFY), \
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scsi_opcode_name(WRITE_BUFFER), \
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scsi_opcode_name(READ_BUFFER), \
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scsi_opcode_name(UPDATE_BLOCK), \
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scsi_opcode_name(READ_LONG), \
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scsi_opcode_name(WRITE_LONG), \
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scsi_opcode_name(CHANGE_DEFINITION), \
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scsi_opcode_name(WRITE_SAME), \
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scsi_opcode_name(UNMAP), \
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scsi_opcode_name(READ_TOC), \
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scsi_opcode_name(LOG_SELECT), \
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scsi_opcode_name(LOG_SENSE), \
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scsi_opcode_name(XDWRITEREAD_10), \
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scsi_opcode_name(MODE_SELECT_10), \
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scsi_opcode_name(RESERVE_10), \
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scsi_opcode_name(RELEASE_10), \
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scsi_opcode_name(MODE_SENSE_10), \
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scsi_opcode_name(PERSISTENT_RESERVE_IN), \
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scsi_opcode_name(PERSISTENT_RESERVE_OUT), \
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scsi_opcode_name(VARIABLE_LENGTH_CMD), \
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scsi_opcode_name(REPORT_LUNS), \
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scsi_opcode_name(MAINTENANCE_IN), \
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scsi_opcode_name(MAINTENANCE_OUT), \
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scsi_opcode_name(MOVE_MEDIUM), \
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scsi_opcode_name(EXCHANGE_MEDIUM), \
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scsi_opcode_name(READ_12), \
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scsi_opcode_name(WRITE_12), \
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scsi_opcode_name(WRITE_VERIFY_12), \
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scsi_opcode_name(SEARCH_HIGH_12), \
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scsi_opcode_name(SEARCH_EQUAL_12), \
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scsi_opcode_name(SEARCH_LOW_12), \
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scsi_opcode_name(READ_ELEMENT_STATUS), \
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scsi_opcode_name(SEND_VOLUME_TAG), \
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scsi_opcode_name(WRITE_LONG_2), \
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scsi_opcode_name(READ_16), \
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scsi_opcode_name(WRITE_16), \
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scsi_opcode_name(VERIFY_16), \
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scsi_opcode_name(WRITE_SAME_16), \
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scsi_opcode_name(SERVICE_ACTION_IN), \
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scsi_opcode_name(SAI_READ_CAPACITY_16), \
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scsi_opcode_name(SAI_GET_LBA_STATUS), \
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scsi_opcode_name(MI_REPORT_TARGET_PGS), \
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scsi_opcode_name(MO_SET_TARGET_PGS), \
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scsi_opcode_name(READ_32), \
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scsi_opcode_name(WRITE_32), \
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scsi_opcode_name(WRITE_SAME_32), \
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scsi_opcode_name(ATA_16), \
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scsi_opcode_name(ATA_12))
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#define scsi_hostbyte_name(result) { result, #result }
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#define show_hostbyte_name(val) \
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__print_symbolic(val, \
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scsi_hostbyte_name(DID_OK), \
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scsi_hostbyte_name(DID_NO_CONNECT), \
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scsi_hostbyte_name(DID_BUS_BUSY), \
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scsi_hostbyte_name(DID_TIME_OUT), \
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scsi_hostbyte_name(DID_BAD_TARGET), \
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scsi_hostbyte_name(DID_ABORT), \
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scsi_hostbyte_name(DID_PARITY), \
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scsi_hostbyte_name(DID_ERROR), \
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scsi_hostbyte_name(DID_RESET), \
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scsi_hostbyte_name(DID_BAD_INTR), \
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scsi_hostbyte_name(DID_PASSTHROUGH), \
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scsi_hostbyte_name(DID_SOFT_ERROR), \
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scsi_hostbyte_name(DID_IMM_RETRY), \
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scsi_hostbyte_name(DID_REQUEUE), \
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scsi_hostbyte_name(DID_TRANSPORT_DISRUPTED), \
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scsi_hostbyte_name(DID_TRANSPORT_FAILFAST))
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#define scsi_driverbyte_name(result) { result, #result }
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#define show_driverbyte_name(val) \
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__print_symbolic(val, \
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scsi_driverbyte_name(DRIVER_OK), \
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scsi_driverbyte_name(DRIVER_BUSY), \
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scsi_driverbyte_name(DRIVER_SOFT), \
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scsi_driverbyte_name(DRIVER_MEDIA), \
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scsi_driverbyte_name(DRIVER_ERROR), \
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scsi_driverbyte_name(DRIVER_INVALID), \
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scsi_driverbyte_name(DRIVER_TIMEOUT), \
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scsi_driverbyte_name(DRIVER_HARD), \
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scsi_driverbyte_name(DRIVER_SENSE))
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#define scsi_msgbyte_name(result) { result, #result }
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#define show_msgbyte_name(val) \
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__print_symbolic(val, \
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scsi_msgbyte_name(COMMAND_COMPLETE), \
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scsi_msgbyte_name(EXTENDED_MESSAGE), \
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scsi_msgbyte_name(SAVE_POINTERS), \
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scsi_msgbyte_name(RESTORE_POINTERS), \
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scsi_msgbyte_name(DISCONNECT), \
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scsi_msgbyte_name(INITIATOR_ERROR), \
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scsi_msgbyte_name(ABORT_TASK_SET), \
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scsi_msgbyte_name(MESSAGE_REJECT), \
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scsi_msgbyte_name(NOP), \
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scsi_msgbyte_name(MSG_PARITY_ERROR), \
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scsi_msgbyte_name(LINKED_CMD_COMPLETE), \
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scsi_msgbyte_name(LINKED_FLG_CMD_COMPLETE), \
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scsi_msgbyte_name(TARGET_RESET), \
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scsi_msgbyte_name(ABORT_TASK), \
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scsi_msgbyte_name(CLEAR_TASK_SET), \
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scsi_msgbyte_name(INITIATE_RECOVERY), \
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scsi_msgbyte_name(RELEASE_RECOVERY), \
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scsi_msgbyte_name(CLEAR_ACA), \
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scsi_msgbyte_name(LOGICAL_UNIT_RESET), \
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scsi_msgbyte_name(SIMPLE_QUEUE_TAG), \
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scsi_msgbyte_name(HEAD_OF_QUEUE_TAG), \
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scsi_msgbyte_name(ORDERED_QUEUE_TAG), \
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scsi_msgbyte_name(IGNORE_WIDE_RESIDUE), \
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scsi_msgbyte_name(ACA), \
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scsi_msgbyte_name(QAS_REQUEST), \
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scsi_msgbyte_name(BUS_DEVICE_RESET), \
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scsi_msgbyte_name(ABORT))
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#define scsi_statusbyte_name(result) { result, #result }
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#define show_statusbyte_name(val) \
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__print_symbolic(val, \
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scsi_statusbyte_name(SAM_STAT_GOOD), \
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scsi_statusbyte_name(SAM_STAT_CHECK_CONDITION), \
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scsi_statusbyte_name(SAM_STAT_CONDITION_MET), \
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scsi_statusbyte_name(SAM_STAT_BUSY), \
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scsi_statusbyte_name(SAM_STAT_INTERMEDIATE), \
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scsi_statusbyte_name(SAM_STAT_INTERMEDIATE_CONDITION_MET), \
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scsi_statusbyte_name(SAM_STAT_RESERVATION_CONFLICT), \
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scsi_statusbyte_name(SAM_STAT_COMMAND_TERMINATED), \
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scsi_statusbyte_name(SAM_STAT_TASK_SET_FULL), \
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scsi_statusbyte_name(SAM_STAT_ACA_ACTIVE), \
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scsi_statusbyte_name(SAM_STAT_TASK_ABORTED))
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#define scsi_prot_op_name(result) { result, #result }
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#define show_prot_op_name(val) \
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__print_symbolic(val, \
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scsi_prot_op_name(SCSI_PROT_NORMAL), \
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scsi_prot_op_name(SCSI_PROT_READ_INSERT), \
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scsi_prot_op_name(SCSI_PROT_WRITE_STRIP), \
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scsi_prot_op_name(SCSI_PROT_READ_STRIP), \
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scsi_prot_op_name(SCSI_PROT_WRITE_INSERT), \
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scsi_prot_op_name(SCSI_PROT_READ_PASS), \
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scsi_prot_op_name(SCSI_PROT_WRITE_PASS))
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const char *scsi_trace_parse_cdb(struct trace_seq*, unsigned char*, int);
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#define __parse_cdb(cdb, len) scsi_trace_parse_cdb(p, cdb, len)
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TRACE_EVENT(scsi_dispatch_cmd_start,
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TP_PROTO(struct scsi_cmnd *cmd),
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TP_ARGS(cmd),
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TP_STRUCT__entry(
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__field( unsigned int, host_no )
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__field( unsigned int, channel )
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__field( unsigned int, id )
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__field( unsigned int, lun )
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__field( unsigned int, opcode )
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__field( unsigned int, cmd_len )
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__field( unsigned int, data_sglen )
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__field( unsigned int, prot_sglen )
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__field( unsigned char, prot_op )
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__dynamic_array(unsigned char, cmnd, cmd->cmd_len)
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),
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TP_fast_assign(
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__entry->host_no = cmd->device->host->host_no;
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__entry->channel = cmd->device->channel;
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__entry->id = cmd->device->id;
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__entry->lun = cmd->device->lun;
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__entry->opcode = cmd->cmnd[0];
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__entry->cmd_len = cmd->cmd_len;
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__entry->data_sglen = scsi_sg_count(cmd);
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__entry->prot_sglen = scsi_prot_sg_count(cmd);
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__entry->prot_op = scsi_get_prot_op(cmd);
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memcpy(__get_dynamic_array(cmnd), cmd->cmnd, cmd->cmd_len);
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),
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TP_printk("host_no=%u channel=%u id=%u lun=%u data_sgl=%u prot_sgl=%u" \
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" prot_op=%s cmnd=(%s %s raw=%s)",
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__entry->host_no, __entry->channel, __entry->id,
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__entry->lun, __entry->data_sglen, __entry->prot_sglen,
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show_prot_op_name(__entry->prot_op),
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show_opcode_name(__entry->opcode),
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__parse_cdb(__get_dynamic_array(cmnd), __entry->cmd_len),
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__print_hex(__get_dynamic_array(cmnd), __entry->cmd_len))
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);
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TRACE_EVENT(scsi_dispatch_cmd_error,
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TP_PROTO(struct scsi_cmnd *cmd, int rtn),
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TP_ARGS(cmd, rtn),
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TP_STRUCT__entry(
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__field( unsigned int, host_no )
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__field( unsigned int, channel )
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__field( unsigned int, id )
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__field( unsigned int, lun )
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__field( int, rtn )
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__field( unsigned int, opcode )
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__field( unsigned int, cmd_len )
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__field( unsigned int, data_sglen )
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__field( unsigned int, prot_sglen )
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__field( unsigned char, prot_op )
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__dynamic_array(unsigned char, cmnd, cmd->cmd_len)
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),
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TP_fast_assign(
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__entry->host_no = cmd->device->host->host_no;
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__entry->channel = cmd->device->channel;
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__entry->id = cmd->device->id;
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__entry->lun = cmd->device->lun;
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__entry->rtn = rtn;
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__entry->opcode = cmd->cmnd[0];
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__entry->cmd_len = cmd->cmd_len;
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__entry->data_sglen = scsi_sg_count(cmd);
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__entry->prot_sglen = scsi_prot_sg_count(cmd);
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__entry->prot_op = scsi_get_prot_op(cmd);
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memcpy(__get_dynamic_array(cmnd), cmd->cmnd, cmd->cmd_len);
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),
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TP_printk("host_no=%u channel=%u id=%u lun=%u data_sgl=%u prot_sgl=%u" \
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" prot_op=%s cmnd=(%s %s raw=%s) rtn=%d",
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__entry->host_no, __entry->channel, __entry->id,
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__entry->lun, __entry->data_sglen, __entry->prot_sglen,
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show_prot_op_name(__entry->prot_op),
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show_opcode_name(__entry->opcode),
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__parse_cdb(__get_dynamic_array(cmnd), __entry->cmd_len),
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__print_hex(__get_dynamic_array(cmnd), __entry->cmd_len),
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__entry->rtn)
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);
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DECLARE_EVENT_CLASS(scsi_cmd_done_timeout_template,
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TP_PROTO(struct scsi_cmnd *cmd),
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TP_ARGS(cmd),
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TP_STRUCT__entry(
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__field( unsigned int, host_no )
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__field( unsigned int, channel )
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__field( unsigned int, id )
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__field( unsigned int, lun )
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__field( int, result )
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__field( unsigned int, opcode )
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__field( unsigned int, cmd_len )
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__field( unsigned int, data_sglen )
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__field( unsigned int, prot_sglen )
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__field( unsigned char, prot_op )
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__dynamic_array(unsigned char, cmnd, cmd->cmd_len)
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),
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TP_fast_assign(
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__entry->host_no = cmd->device->host->host_no;
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__entry->channel = cmd->device->channel;
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__entry->id = cmd->device->id;
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__entry->lun = cmd->device->lun;
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__entry->result = cmd->result;
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__entry->opcode = cmd->cmnd[0];
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__entry->cmd_len = cmd->cmd_len;
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__entry->data_sglen = scsi_sg_count(cmd);
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__entry->prot_sglen = scsi_prot_sg_count(cmd);
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__entry->prot_op = scsi_get_prot_op(cmd);
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memcpy(__get_dynamic_array(cmnd), cmd->cmnd, cmd->cmd_len);
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),
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TP_printk("host_no=%u channel=%u id=%u lun=%u data_sgl=%u " \
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"prot_sgl=%u prot_op=%s cmnd=(%s %s raw=%s) result=(driver=" \
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"%s host=%s message=%s status=%s)",
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__entry->host_no, __entry->channel, __entry->id,
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__entry->lun, __entry->data_sglen, __entry->prot_sglen,
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show_prot_op_name(__entry->prot_op),
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show_opcode_name(__entry->opcode),
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__parse_cdb(__get_dynamic_array(cmnd), __entry->cmd_len),
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__print_hex(__get_dynamic_array(cmnd), __entry->cmd_len),
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show_driverbyte_name(((__entry->result) >> 24) & 0xff),
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show_hostbyte_name(((__entry->result) >> 16) & 0xff),
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show_msgbyte_name(((__entry->result) >> 8) & 0xff),
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show_statusbyte_name(__entry->result & 0xff))
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);
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DEFINE_EVENT(scsi_cmd_done_timeout_template, scsi_dispatch_cmd_done,
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TP_PROTO(struct scsi_cmnd *cmd),
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TP_ARGS(cmd));
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DEFINE_EVENT(scsi_cmd_done_timeout_template, scsi_dispatch_cmd_timeout,
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TP_PROTO(struct scsi_cmnd *cmd),
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TP_ARGS(cmd));
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TRACE_EVENT(scsi_eh_wakeup,
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TP_PROTO(struct Scsi_Host *shost),
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TP_ARGS(shost),
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TP_STRUCT__entry(
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__field( unsigned int, host_no )
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),
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TP_fast_assign(
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__entry->host_no = shost->host_no;
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),
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TP_printk("host_no=%u", __entry->host_no)
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);
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#endif /* _TRACE_SCSI_H */
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/* This part must be outside protection */
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#include <trace/define_trace.h>
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