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author | Sagi Grimberg <sagi@grimberg.me> | 2017-06-18 16:15:59 +0300 |
---|---|---|
committer | Jens Axboe <axboe@kernel.dk> | 2017-06-28 08:14:13 -0600 |
commit | 7aa1f42752f0d31a5bb6d0d5bac92fc8c2044ce2 (patch) | |
tree | 7b15db4035fa5b796737025efb48efd4aa00e216 /drivers | |
parent | 6bfe04255d5ed5643ee4c2d9b09b337398f8cb6a (diff) | |
download | op-kernel-dev-7aa1f42752f0d31a5bb6d0d5bac92fc8c2044ce2.zip op-kernel-dev-7aa1f42752f0d31a5bb6d0d5bac92fc8c2044ce2.tar.gz |
nvme: use a single NVME_AQ_DEPTH and relax it to 32
No need to differentiate fabrics from pci/loop, also lower
it to 32 as we don't really need 256 inflight admin commands.
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Max Gurtovoy <maxg@mellanox.com>
Signed-off-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/nvme/host/fabrics.c | 8 | ||||
-rw-r--r-- | drivers/nvme/host/fc.c | 2 | ||||
-rw-r--r-- | drivers/nvme/host/pci.c | 1 | ||||
-rw-r--r-- | drivers/nvme/host/rdma.c | 10 | ||||
-rw-r--r-- | drivers/nvme/target/discovery.c | 2 | ||||
-rw-r--r-- | drivers/nvme/target/loop.c | 4 | ||||
-rw-r--r-- | drivers/nvme/target/rdma.c | 2 |
7 files changed, 10 insertions, 19 deletions
diff --git a/drivers/nvme/host/fabrics.c b/drivers/nvme/host/fabrics.c index 7ca2d4d..a59a243 100644 --- a/drivers/nvme/host/fabrics.c +++ b/drivers/nvme/host/fabrics.c @@ -392,13 +392,7 @@ int nvmf_connect_admin_queue(struct nvme_ctrl *ctrl) cmd.connect.opcode = nvme_fabrics_command; cmd.connect.fctype = nvme_fabrics_type_connect; cmd.connect.qid = 0; - - /* - * fabrics spec sets a minimum of depth 32 for admin queue, - * so set the queue with this depth always until - * justification otherwise. - */ - cmd.connect.sqsize = cpu_to_le16(NVMF_AQ_DEPTH - 1); + cmd.connect.sqsize = cpu_to_le16(NVME_AQ_DEPTH - 1); /* * Set keep-alive timeout in seconds granularity (ms * 1000) diff --git a/drivers/nvme/host/fc.c b/drivers/nvme/host/fc.c index 5165007..5d5ecef 100644 --- a/drivers/nvme/host/fc.c +++ b/drivers/nvme/host/fc.c @@ -36,7 +36,7 @@ */ #define NVME_FC_NR_AEN_COMMANDS 1 #define NVME_FC_AQ_BLKMQ_DEPTH \ - (NVMF_AQ_DEPTH - NVME_FC_NR_AEN_COMMANDS) + (NVME_AQ_DEPTH - NVME_FC_NR_AEN_COMMANDS) #define AEN_CMDID_BASE (NVME_FC_AQ_BLKMQ_DEPTH + 1) enum nvme_fc_queue_flags { diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index 2a9ee76..32a98e2 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -36,7 +36,6 @@ #include "nvme.h" #define NVME_Q_DEPTH 1024 -#define NVME_AQ_DEPTH 256 #define SQ_SIZE(depth) (depth * sizeof(struct nvme_command)) #define CQ_SIZE(depth) (depth * sizeof(struct nvme_completion)) diff --git a/drivers/nvme/host/rdma.c b/drivers/nvme/host/rdma.c index 01dc723e..bc0322b 100644 --- a/drivers/nvme/host/rdma.c +++ b/drivers/nvme/host/rdma.c @@ -48,7 +48,7 @@ */ #define NVME_RDMA_NR_AEN_COMMANDS 1 #define NVME_RDMA_AQ_BLKMQ_DEPTH \ - (NVMF_AQ_DEPTH - NVME_RDMA_NR_AEN_COMMANDS) + (NVME_AQ_DEPTH - NVME_RDMA_NR_AEN_COMMANDS) struct nvme_rdma_device { struct ib_device *dev; @@ -719,7 +719,7 @@ static void nvme_rdma_reconnect_ctrl_work(struct work_struct *work) if (ret) goto requeue; - ret = nvme_rdma_init_queue(ctrl, 0, NVMF_AQ_DEPTH); + ret = nvme_rdma_init_queue(ctrl, 0, NVME_AQ_DEPTH); if (ret) goto requeue; @@ -1291,8 +1291,8 @@ static int nvme_rdma_route_resolved(struct nvme_rdma_queue *queue) * specified by the Fabrics standard. */ if (priv.qid == 0) { - priv.hrqsize = cpu_to_le16(NVMF_AQ_DEPTH); - priv.hsqsize = cpu_to_le16(NVMF_AQ_DEPTH - 1); + priv.hrqsize = cpu_to_le16(NVME_AQ_DEPTH); + priv.hsqsize = cpu_to_le16(NVME_AQ_DEPTH - 1); } else { /* * current interpretation of the fabrics spec @@ -1530,7 +1530,7 @@ static int nvme_rdma_configure_admin_queue(struct nvme_rdma_ctrl *ctrl) { int error; - error = nvme_rdma_init_queue(ctrl, 0, NVMF_AQ_DEPTH); + error = nvme_rdma_init_queue(ctrl, 0, NVME_AQ_DEPTH); if (error) return error; diff --git a/drivers/nvme/target/discovery.c b/drivers/nvme/target/discovery.c index c7a9038..8f3b57b 100644 --- a/drivers/nvme/target/discovery.c +++ b/drivers/nvme/target/discovery.c @@ -53,7 +53,7 @@ static void nvmet_format_discovery_entry(struct nvmf_disc_rsp_page_hdr *hdr, e->portid = port->disc_addr.portid; /* we support only dynamic controllers */ e->cntlid = cpu_to_le16(NVME_CNTLID_DYNAMIC); - e->asqsz = cpu_to_le16(NVMF_AQ_DEPTH); + e->asqsz = cpu_to_le16(NVME_AQ_DEPTH); e->subtype = type; memcpy(e->trsvcid, port->disc_addr.trsvcid, NVMF_TRSVCID_SIZE); memcpy(e->traddr, port->disc_addr.traddr, NVMF_TRADDR_SIZE); diff --git a/drivers/nvme/target/loop.c b/drivers/nvme/target/loop.c index f676065..86c09e2 100644 --- a/drivers/nvme/target/loop.c +++ b/drivers/nvme/target/loop.c @@ -21,8 +21,6 @@ #include "../host/nvme.h" #include "../host/fabrics.h" -#define NVME_LOOP_AQ_DEPTH 256 - #define NVME_LOOP_MAX_SEGMENTS 256 /* @@ -31,7 +29,7 @@ */ #define NVME_LOOP_NR_AEN_COMMANDS 1 #define NVME_LOOP_AQ_BLKMQ_DEPTH \ - (NVME_LOOP_AQ_DEPTH - NVME_LOOP_NR_AEN_COMMANDS) + (NVME_AQ_DEPTH - NVME_LOOP_NR_AEN_COMMANDS) struct nvme_loop_iod { struct nvme_request nvme_req; diff --git a/drivers/nvme/target/rdma.c b/drivers/nvme/target/rdma.c index 9e45cde..32aa10b 100644 --- a/drivers/nvme/target/rdma.c +++ b/drivers/nvme/target/rdma.c @@ -1027,7 +1027,7 @@ nvmet_rdma_parse_cm_connect_req(struct rdma_conn_param *conn, queue->recv_queue_size = le16_to_cpu(req->hsqsize) + 1; queue->send_queue_size = le16_to_cpu(req->hrqsize); - if (!queue->host_qid && queue->recv_queue_size > NVMF_AQ_DEPTH) + if (!queue->host_qid && queue->recv_queue_size > NVME_AQ_DEPTH) return NVME_RDMA_CM_INVALID_HSQSIZE; /* XXX: Should we enforce some kind of max for IO queues? */ |