iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

nvme: pass nr_maps explicitly to nvme_alloc_io_tag_set

Browse Source 
Don't look at ctrl->ops as only RDMA and TCP actually support multiple
maps.

Fixes: 6dfba1c09c10 ("nvme-fc: use the tagset alloc/free helpers")
Fixes: ceee1953f923 ("nvme-loop: use the tagset alloc/free helpers")
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
This commit is contained in:
Christoph Hellwig 2022-11-30 17:16:52 +01:00
parent 68e81eba67
commit dcef77274a
6 changed files with 9 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
drivers/nvme/host/core.c
View File

@ -4891,7 +4891,7 @@ EXPORT_SYMBOL_GPL(nvme_remove_admin_tag_set);
int nvme_alloc_io_tag_set(struct nvme_ctrl *ctrl, struct blk_mq_tag_set *set,
const struct blk_mq_ops *ops, unsigned int flags,
unsigned int cmd_size)
unsigned int nr_maps, unsigned int cmd_size)
{
int ret;
@ -4905,8 +4905,7 @@ int nvme_alloc_io_tag_set(struct nvme_ctrl *ctrl, struct blk_mq_tag_set *set,
set->driver_data = ctrl;
set->nr_hw_queues = ctrl->queue_count - 1;
set->timeout = NVME_IO_TIMEOUT;
if (ops->map_queues)
set->nr_maps = ctrl->opts->nr_poll_queues ? HCTX_MAX_TYPES : 2;
set->nr_maps = nr_maps;
ret = blk_mq_alloc_tag_set(set);
if (ret)
return ret;

2
drivers/nvme/host/fc.c
View File

@ -2916,7 +2916,7 @@ nvme_fc_create_io_queues(struct nvme_fc_ctrl *ctrl)
nvme_fc_init_io_queues(ctrl);
ret = nvme_alloc_io_tag_set(&ctrl->ctrl, &ctrl->tag_set,
&nvme_fc_mq_ops, BLK_MQ_F_SHOULD_MERGE,
&nvme_fc_mq_ops, BLK_MQ_F_SHOULD_MERGE, 1,
struct_size((struct nvme_fcp_op_w_sgl *)NULL, priv,
ctrl->lport->ops->fcprqst_priv_sz));
if (ret)

2
drivers/nvme/host/nvme.h
View File

@ -747,7 +747,7 @@ int nvme_alloc_admin_tag_set(struct nvme_ctrl *ctrl, struct blk_mq_tag_set *set,
void nvme_remove_admin_tag_set(struct nvme_ctrl *ctrl);
int nvme_alloc_io_tag_set(struct nvme_ctrl *ctrl, struct blk_mq_tag_set *set,
const struct blk_mq_ops *ops, unsigned int flags,
unsigned int cmd_size);
unsigned int nr_maps, unsigned int cmd_size);
void nvme_remove_io_tag_set(struct nvme_ctrl *ctrl);
void nvme_remove_namespaces(struct nvme_ctrl *ctrl);

4
drivers/nvme/host/rdma.c
View File

@ -798,7 +798,9 @@ static int nvme_rdma_alloc_tag_set(struct nvme_ctrl *ctrl)
NVME_RDMA_METADATA_SGL_SIZE;
return nvme_alloc_io_tag_set(ctrl, &to_rdma_ctrl(ctrl)->tag_set,
&nvme_rdma_mq_ops, BLK_MQ_F_SHOULD_MERGE, cmd_size);
&nvme_rdma_mq_ops, BLK_MQ_F_SHOULD_MERGE,
ctrl->opts->nr_poll_queues ? HCTX_MAX_TYPES : 2,
cmd_size);
}
static void nvme_rdma_destroy_admin_queue(struct nvme_rdma_ctrl *ctrl)

1
drivers/nvme/host/tcp.c
View File

@ -1859,6 +1859,7 @@ static int nvme_tcp_configure_io_queues(struct nvme_ctrl *ctrl, bool new)
ret = nvme_alloc_io_tag_set(ctrl, &to_tcp_ctrl(ctrl)->tag_set,
&nvme_tcp_mq_ops,
BLK_MQ_F_SHOULD_MERGE | BLK_MQ_F_BLOCKING,
ctrl->opts->nr_poll_queues ? HCTX_MAX_TYPES : 2,
sizeof(struct nvme_tcp_request));
if (ret)
goto out_free_io_queues;

2
drivers/nvme/target/loop.c
View File

@ -494,7 +494,7 @@ static int nvme_loop_create_io_queues(struct nvme_loop_ctrl *ctrl)
return ret;
ret = nvme_alloc_io_tag_set(&ctrl->ctrl, &ctrl->tag_set,
&nvme_loop_mq_ops, BLK_MQ_F_SHOULD_MERGE,
&nvme_loop_mq_ops, BLK_MQ_F_SHOULD_MERGE, 1,
sizeof(struct nvme_loop_iod) +
NVME_INLINE_SG_CNT * sizeof(struct scatterlist));
if (ret)