diff options
| author | Jens Axboe <axboe@kernel.dk> | 2018-05-11 12:51:10 -0600 |
|---|---|---|
| committer | Tejun Heo <tj@kernel.org> | 2018-05-11 13:10:44 -0700 |
| commit | 69278f790b60ec6657b76061357d5d180524c588 (patch) | |
| tree | 020618bf91f0bdf262bb914642a074b84a9f623c /drivers/ata | |
| parent | 28361c403683c2b00d4f5e76045f3ccd299bf99d (diff) | |
| download | linux-69278f790b60ec6657b76061357d5d180524c588.tar.bz2 | |
libata: don't clamp queue depth to ATA_MAX_QUEUE - 1
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>
Diffstat (limited to 'drivers/ata')
| -rw-r--r-- | drivers/ata/libata-core.c | 6 | ||||
| -rw-r--r-- | drivers/ata/libata-scsi.c | 4 |
2 files changed, 5 insertions, 5 deletions
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index 5e2f679322cc..54c58024ad9b 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -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)) { diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c index 143cdad7d81a..ce5019db50fd 100644 --- a/drivers/ata/libata-scsi.c +++ b/drivers/ata/libata-scsi.c @@ -1319,7 +1319,7 @@ static int ata_scsi_dev_config(struct scsi_device *sdev, int depth; depth = min(sdev->host->can_queue, ata_id_queue_depth(dev->id)); - depth = min(ATA_MAX_QUEUE - 1, depth); + depth = min(ATA_MAX_QUEUE, depth); scsi_change_queue_depth(sdev, depth); } @@ -1432,7 +1432,7 @@ int __ata_change_queue_depth(struct ata_port *ap, struct scsi_device *sdev, /* limit and apply queue depth */ queue_depth = min(queue_depth, sdev->host->can_queue); queue_depth = min(queue_depth, ata_id_queue_depth(dev->id)); - queue_depth = min(queue_depth, ATA_MAX_QUEUE - 1); + queue_depth = min(queue_depth, ATA_MAX_QUEUE); if (sdev->queue_depth == queue_depth) return -EINVAL; |