Damien, > Zoned block devices have different granularity constraints for write > operations into sequential zones. E.g. ZBC and ZAC devices require > that writes be aligned to the device physical block size while NVMe > ZNS devices allow logical block size aligned write operations. To > correctly handle such difference, use the device zone write > granularity limit to set the block size of a zonefs volume, thus > allowing the smallest possible write unit for all zoned device types. Reviewed-by: Martin K. Petersen <martin.petersen@xxxxxxxxxx> -- Martin K. Petersen Oracle Linux Engineering
