Since ipr RAID arrays do not support the MAINTENANCE_IN / MI_REPORT_SUPPORTED_OPERATION_CODES, set no_report_opcodes to prevent it from being sent. Signed-off-by: Brian King <brking@xxxxxxxxxxxxxxxxxx> --- Index: linux-2.6.git/drivers/scsi/ipr.c =================================================================== --- linux-2.6.git.orig/drivers/scsi/ipr.c +++ linux-2.6.git/drivers/scsi/ipr.c @@ -4935,6 +4935,7 @@ static int ipr_slave_configure(struct sc } if (ipr_is_vset_device(res)) { sdev->scsi_level = SCSI_SPC_3; + sdev->no_report_opcodes = 1; blk_queue_rq_timeout(sdev->request_queue, IPR_VSET_RW_TIMEOUT); blk_queue_max_hw_sectors(sdev->request_queue, IPR_VSET_MAX_SECTORS);