>>>>> "Akinobu" == Akinobu Mita <akinobu.mita@xxxxxxxxx> writes: Akinobu> scsi_debug prohibits setting scsi_debug_unmap_alignment to be Akinobu> greater than scsi_debug_unmap_granularity. But setting them to Akinobu> be the same value is not prohibited. In this case, the only Akinobu> difference with scsi_debug_unmap_alignment == 0 is the logical Akinobu> blocks from 0 to scsi_debug_unmap_alignment - 1 cannot be Akinobu> unmapped. But the difference is not properly handled in the Akinobu> current code. Akinobu> So this prohibits such unusual setting. Acked-by: Martin K. Petersen <martin.petersen@xxxxxxxxxx> -- Martin K. Petersen Oracle Linux Engineering -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html