Minwoo, > We can request task management IOCTL > command(MPI2_FUNCTION_SCSI_TASK_MGMT) to /dev/mpt3ctl. If the given > task_type is either abort task or query task, it may need a field > named "Initiator Port Transfer Tag to Manage" in the IU. Applied to 5.4/scsi-queue, thank you! -- Martin K. Petersen Oracle Linux Engineering