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libata: don't clamp queue depth to ATA_MAX_QUEUE - 1

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Use what the driver provides, which will still be ATA_MAX_QUEUE - 1
at most anyway.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Jens Axboe
2018-05-11 12:51:10 -06:00
committed by Tejun Heo
parent 28361c4036
commit 69278f790b
2 changed files with 5 additions and 5 deletions
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6
drivers/ata/libata-core.c
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@@ -2286,7 +2286,7 @@ static int ata_dev_config_ncq(struct ata_device *dev,
return 0;
}
if (ap->flags & ATA_FLAG_NCQ) {
hdepth = min(ap->scsi_host->can_queue, ATA_MAX_QUEUE - 1);
hdepth = min(ap->scsi_host->can_queue, ATA_MAX_QUEUE);
dev->flags |= ATA_DFLAG_NCQ;
}
@@ -6408,7 +6408,7 @@ void ata_host_init(struct ata_host *host, struct device *dev,
{
spin_lock_init(&host->lock);
mutex_init(&host->eh_mutex);
host->n_tags = ATA_MAX_QUEUE - 1;
host->n_tags = ATA_MAX_QUEUE;
host->dev = dev;
host->ops = ops;
}
@@ -6490,7 +6490,7 @@ int ata_host_register(struct ata_host *host, struct scsi_host_template *sht)
{
int i, rc;
host->n_tags = clamp(sht->can_queue, 1, ATA_MAX_QUEUE - 1);
host->n_tags = clamp(sht->can_queue, 1, ATA_MAX_QUEUE);
/* host must have been started */
if (!(host->flags & ATA_HOST_STARTED)) {