mpt

• /usr/src/sys/dev/mpt

dtrace -i 'fbt::mpt_scsi_reply_handler:entry { trace( (*args[1]->ccb).ccb_h.target_id); }'

• Controller-Unit: (struct mpt_softc *mpt)->dev->unit
• Disk? : (*(request_t *req)->ccb).ccb_h.target_id

* 

XPT_SCSI_IO = 0x01 | XPT_FC_DEV_QUEUED = 0x901 XPT_FC_DEV_QUEUED = 0x800 | XPT_FC_QUEUED, XPT_FC_QUEUED = 0x100,

dtrace -i 'fbt::mpt_scsi_reply_handler:entry /(*args[1]->ccb).ccb_h.func_code == 0x901/ { trace( (*args[1]->ccb).csio.dxfer_len); }'