nvme: fix admin queue depth

The number in tag_set->queue depth includes the reserved tags.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
(cherry picked from commit 4680072003df14230e9eeeeefb617401012234a5)

Orabug: 25130845

Signed-off-by: Ashok Vairavan <ashok.vairavan@oracle.com>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>

diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
index 8293444df98f91f746d8971514dbe6b7cb7355aa..c7547a79d5d10b2a030c30b529922342826de6a2 100644 (file)
--- a/drivers/nvme/host/pci.c
+++ b/drivers/nvme/host/pci.c
@@ -1451,7 +1451,7 @@ static int nvme_alloc_admin_tags(struct nvme_dev *dev)
        if (!dev->ctrl.admin_q) {
                dev->admin_tagset.ops = &nvme_mq_admin_ops;
                dev->admin_tagset.nr_hw_queues = 1;
-               dev->admin_tagset.queue_depth = NVME_AQ_DEPTH - 1;
+               dev->admin_tagset.queue_depth = NVME_AQ_DEPTH;
                dev->admin_tagset.reserved_tags = 1;
                dev->admin_tagset.timeout = ADMIN_TIMEOUT;
                dev->admin_tagset.numa_node = dev_to_node(dev->dev);