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authorJens Axboe <axboe@kernel.dk>2018-05-11 12:51:08 -0600
committerTejun Heo <tj@kernel.org>2018-05-11 13:10:43 -0700
commitba80c3a572f4db2153a1a94c02f27a4566ca0995 (patch)
treec3bf6292b49faad42ab1b4b442bd415daa11c933 /drivers/ata/sata_nv.c
parent9d207accca2c262206d0a9327ef1444c70cc0bdf (diff)
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sata_nv: set host can_queue count appropriately
libata limits the max limit for drivers to 31 anyway. We'll soon allow drivers to actually go to QD=32, but that might require some driver modifications. Before we do that, ensure that sata_nv limits the depth to 31. Signed-off-by: Jens Axboe <axboe@kernel.dk> Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'drivers/ata/sata_nv.c')
-rw-r--r--drivers/ata/sata_nv.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/ata/sata_nv.c b/drivers/ata/sata_nv.c
index 9a74f9ff5ebc..10ae11aa1926 100644
--- a/drivers/ata/sata_nv.c
+++ b/drivers/ata/sata_nv.c
@@ -400,7 +400,7 @@ static struct scsi_host_template nv_adma_sht = {
static struct scsi_host_template nv_swncq_sht = {
ATA_NCQ_SHT(DRV_NAME),
- .can_queue = ATA_MAX_QUEUE,
+ .can_queue = ATA_MAX_QUEUE - 1,
.sg_tablesize = LIBATA_MAX_PRD,
.dma_boundary = ATA_DMA_BOUNDARY,
.slave_configure = nv_swncq_slave_config,