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awl=host:12291 On 22/04/2026 14:15, Hannes Reinecke wrote: >> --- a/drivers/scsi/scsi_scan.c >> +++ b/drivers/scsi/scsi_scan.c >> @@ -352,18 +352,20 @@ static struct scsi_device >> *scsi_alloc_sdev(struct scsi_target *starget, >>       if (scsi_device_is_pseudo_dev(sdev)) >>           return sdev; >> -    depth = sdev->host->cmd_per_lun ?: 1; >> +    if (sdev->host->cmd_per_lun != SCSI_UNLIMITED_CMD_PER_LUN) { >> +        depth = sdev->host->cmd_per_lun ?: 1; > Why don't we use a simple flag in the host (or host template) to > indicate that cmd_per_lun should be ignored? > I'm not in favour of using magic values for a setting which > otherwise is a limit. > Look to dev_loss_tmo as a bad example ... I think it's better to not have a flag and also keep cmd_per_lun, as then we need to sanitize one vs the other. As mentioned in the cover letter response, cmd_per_lun could be got rid off / reworked. Personally I also dislike how the scsi budget code checks for a budget map being non-NULL (which is for reserved scsi devices, which doesn't need a per-sdev budget map).