Keith, > ZBC or ZAC disks that have a limit on the number of open zones may > fail a zone open command or a write to a zone that is not already > implicitly or explicitly open if the total number of open zones is > already at the maximum allowed. > > For these operations, instead of returning the generic BLK_STS_IOERR, > return BLK_STS_ZONE_OPEN_RESOURCE which is returned as -ETOOMANYREFS > to the I/O issuer, allowing the device user to act appropriately on > these relatively benign zone resource errors. > > Cc: Christoph Hellwig <hch@xxxxxx> > Cc: Johannes Thumshirn <Johannes.Thumshirn@xxxxxxx> > Signed-off-by: Damien Le Moal <damien.lemoal@xxxxxxx> Looks fine but needs your SoB as Damien pointed out. Acked-by: Martin K. Petersen <martin.petersen@xxxxxxxxxx> -- Martin K. Petersen Oracle Linux Engineering