diff options
| author | Christoph Hellwig <hch@lst.de> | 2021-03-03 13:28:22 +0100 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2021-03-18 05:38:48 +0100 |
| commit | ed01fee283a067c72b2d6500046080dbc1bb9dae (patch) | |
| tree | 60b0ad1e023db4800c923331b358a9ef3773d4e0 /drivers/nvme/host/rdma.c | |
| parent | Linux 5.12-rc3 (diff) | |
| download | linux-ed01fee283a067c72b2d6500046080dbc1bb9dae.tar.xz linux-ed01fee283a067c72b2d6500046080dbc1bb9dae.zip | |
nvme-fabrics: only reserve a single tag
Fabrics drivers currently reserve two tags on the admin queue. But
given that the connect command is only run on a freshly created queue
or after all commands have been force aborted we only need to reserve
a single tag.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Daniel Wagner <dwagner@suse.de>
Diffstat (limited to 'drivers/nvme/host/rdma.c')
| -rw-r--r-- | drivers/nvme/host/rdma.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/nvme/host/rdma.c b/drivers/nvme/host/rdma.c index 53ac4d7442ba..7855103e05d2 100644 --- a/drivers/nvme/host/rdma.c +++ b/drivers/nvme/host/rdma.c @@ -798,7 +798,7 @@ static struct blk_mq_tag_set *nvme_rdma_alloc_tagset(struct nvme_ctrl *nctrl, memset(set, 0, sizeof(*set)); set->ops = &nvme_rdma_admin_mq_ops; set->queue_depth = NVME_AQ_MQ_TAG_DEPTH; - set->reserved_tags = 2; /* connect + keep-alive */ + set->reserved_tags = NVMF_RESERVED_TAGS; set->numa_node = nctrl->numa_node; set->cmd_size = sizeof(struct nvme_rdma_request) + NVME_RDMA_DATA_SGL_SIZE; @@ -811,7 +811,7 @@ static struct blk_mq_tag_set *nvme_rdma_alloc_tagset(struct nvme_ctrl *nctrl, memset(set, 0, sizeof(*set)); set->ops = &nvme_rdma_mq_ops; set->queue_depth = nctrl->sqsize + 1; - set->reserved_tags = 1; /* fabric connect */ + set->reserved_tags = NVMF_RESERVED_TAGS; set->numa_node = nctrl->numa_node; set->flags = BLK_MQ_F_SHOULD_MERGE; set->cmd_size = sizeof(struct nvme_rdma_request) + |