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authorSagi Grimberg <sagi@grimberg.me>2017-06-18 16:15:59 +0300
committerJens Axboe <axboe@kernel.dk>2017-06-28 08:14:13 -0600
commit7aa1f42752f0d31a5bb6d0d5bac92fc8c2044ce2 (patch)
tree7b15db4035fa5b796737025efb48efd4aa00e216 /drivers/nvme
parent6bfe04255d5ed5643ee4c2d9b09b337398f8cb6a (diff)
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/nvme')
-rw-r--r--drivers/nvme/host/fabrics.c8
-rw-r--r--drivers/nvme/host/fc.c2
-rw-r--r--drivers/nvme/host/pci.c1
-rw-r--r--drivers/nvme/host/rdma.c10
-rw-r--r--drivers/nvme/target/discovery.c2
-rw-r--r--drivers/nvme/target/loop.c4
-rw-r--r--drivers/nvme/target/rdma.c2
7 files changed, 10 insertions, 19 deletions
diff --git a/drivers/nvme/host/fabrics.c b/drivers/nvme/host/fabrics.c
index 7ca2d4d70aec..a59a243b81c6 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 5165007e86a6..5d5ecefd8dbe 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 2a9ee769ce9e..32a98e2740ad 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 01dc723e6acf..bc0322bf7d27 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 c7a90384dd75..8f3b57b4c97b 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 f67606523724..86c09e2a1490 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 9e45cde63376..32aa10b521c8 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? */