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authorChristoph Hellwig2017-06-13 09:15:19 +0200
committerChristoph Hellwig2017-06-15 14:30:31 +0200
commit385475ee2dedffccd059a240a336a0db6eff5057 (patch)
tree3d1fd0613cfdf613e4e220cb36d0437d5972ccc0 /drivers/nvme
parentebe6d874cdb27d47f506a43ea95f1c0ef03aa246 (diff)
nvme-rdma: merge init_request and exit_request methods
Now that we get the tagset passed we can have a single implementation for the I/O and admin queues. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Max Gurtovoy <maxg@mellanox.com> Reviewed-by: Sagi Grimberg <sagi@grimberg.me> Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'drivers/nvme')
-rw-r--r--drivers/nvme/host/rdma.c43
1 files changed, 11 insertions, 32 deletions
diff --git a/drivers/nvme/host/rdma.c b/drivers/nvme/host/rdma.c
index fd4359e6f40b..ecd0134565a7 100644
--- a/drivers/nvme/host/rdma.c
+++ b/drivers/nvme/host/rdma.c
@@ -294,10 +294,12 @@ out:
return ret;
}
-static void __nvme_rdma_exit_request(struct nvme_rdma_ctrl *ctrl,
- struct request *rq, unsigned int queue_idx)
+static void nvme_rdma_exit_request(struct blk_mq_tag_set *set,
+ struct request *rq, unsigned int hctx_idx)
{
+ struct nvme_rdma_ctrl *ctrl = set->driver_data;
struct nvme_rdma_request *req = blk_mq_rq_to_pdu(rq);
+ int queue_idx = (set == &ctrl->tag_set) ? hctx_idx + 1 : 0;
struct nvme_rdma_queue *queue = &ctrl->queues[queue_idx];
struct nvme_rdma_device *dev = queue->device;
@@ -308,22 +310,13 @@ static void __nvme_rdma_exit_request(struct nvme_rdma_ctrl *ctrl,
DMA_TO_DEVICE);
}
-static void nvme_rdma_exit_request(struct blk_mq_tag_set *set,
- struct request *rq, unsigned int hctx_idx)
-{
- return __nvme_rdma_exit_request(set->driver_data, rq, hctx_idx + 1);
-}
-
-static void nvme_rdma_exit_admin_request(struct blk_mq_tag_set *set,
- struct request *rq, unsigned int hctx_idx)
-{
- return __nvme_rdma_exit_request(set->driver_data, rq, 0);
-}
-
-static int __nvme_rdma_init_request(struct nvme_rdma_ctrl *ctrl,
- struct request *rq, unsigned int queue_idx)
+static int nvme_rdma_init_request(struct blk_mq_tag_set *set,
+ struct request *rq, unsigned int hctx_idx,
+ unsigned int numa_node)
{
+ struct nvme_rdma_ctrl *ctrl = set->driver_data;
struct nvme_rdma_request *req = blk_mq_rq_to_pdu(rq);
+ int queue_idx = (set == &ctrl->tag_set) ? hctx_idx + 1 : 0;
struct nvme_rdma_queue *queue = &ctrl->queues[queue_idx];
struct nvme_rdma_device *dev = queue->device;
struct ib_device *ibdev = dev->dev;
@@ -351,20 +344,6 @@ out_free_qe:
return -ENOMEM;
}
-static int nvme_rdma_init_request(struct blk_mq_tag_set *set,
- struct request *rq, unsigned int hctx_idx,
- unsigned int numa_node)
-{
- return __nvme_rdma_init_request(set->driver_data, rq, hctx_idx + 1);
-}
-
-static int nvme_rdma_init_admin_request(struct blk_mq_tag_set *set,
- struct request *rq, unsigned int hctx_idx,
- unsigned int numa_node)
-{
- return __nvme_rdma_init_request(set->driver_data, rq, 0);
-}
-
static int nvme_rdma_init_hctx(struct blk_mq_hw_ctx *hctx, void *data,
unsigned int hctx_idx)
{
@@ -1541,8 +1520,8 @@ static const struct blk_mq_ops nvme_rdma_mq_ops = {
static const struct blk_mq_ops nvme_rdma_admin_mq_ops = {
.queue_rq = nvme_rdma_queue_rq,
.complete = nvme_rdma_complete_rq,
- .init_request = nvme_rdma_init_admin_request,
- .exit_request = nvme_rdma_exit_admin_request,
+ .init_request = nvme_rdma_init_request,
+ .exit_request = nvme_rdma_exit_request,
.reinit_request = nvme_rdma_reinit_request,
.init_hctx = nvme_rdma_init_admin_hctx,
.timeout = nvme_rdma_timeout,