diff options
| author |   Omar Sandoval <osandov@fb.com> | 2016-11-15 11:11:58 -0800 |
|---|---|---|
| committer |   Jens Axboe <axboe@fb.com> | 2016-11-15 12:50:11 -0700 |
| commit | bac0000af5f8476a64ca7529a4243e23c016fc89 (patch) | |
| tree | 50bddc36705c2780bc99e107bb2dd37d6fa00c22 /drivers/nvme | |
| parent | loop: return proper error from loop_queue_rq() (diff) | |
| download | linux-dev-bac0000af5f8476a64ca7529a4243e23c016fc89.tar.xz linux-dev-bac0000af5f8476a64ca7529a4243e23c016fc89.zip | |
nvme: untangle 0 and BLK_MQ_RQ_QUEUE_OK
Let's not depend on any of the BLK_MQ_RQ_QUEUE_* constants having
specific values. No functional change.
Signed-off-by: Omar Sandoval <osandov@fb.com>
Reviewed-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'drivers/nvme')
| -rw-r--r-- | drivers/nvme/host/core.c | 4 | ||||
| -rw-r--r-- | drivers/nvme/host/pci.c | 8 | ||||
| -rw-r--r-- | drivers/nvme/host/rdma.c | 2 | ||||
| -rw-r--r-- | drivers/nvme/target/loop.c | 6 |
4 files changed, 10 insertions, 10 deletions
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index 53584d21c805..e54bb10ead9c 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -269,7 +269,7 @@ static inline int nvme_setup_discard(struct nvme_ns *ns, struct request *req, */ req->__data_len = nr_bytes; - return 0; + return BLK_MQ_RQ_QUEUE_OK; } static inline void nvme_setup_rw(struct nvme_ns *ns, struct request *req, @@ -317,7 +317,7 @@ static inline void nvme_setup_rw(struct nvme_ns *ns, struct request *req, int nvme_setup_cmd(struct nvme_ns *ns, struct request *req, struct nvme_command *cmd) { - int ret = 0; + int ret = BLK_MQ_RQ_QUEUE_OK; if (req->cmd_type == REQ_TYPE_DRV_PRIV) memcpy(cmd, nvme_req(req)->cmd, sizeof(*cmd)); diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index 51d13d5ec7a8..d58f8e4e2c06 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -328,7 +328,7 @@ static int nvme_init_iod(struct request *rq, unsigned size, rq->retries = 0; rq->rq_flags |= RQF_DONTPREP; } - return 0; + return BLK_MQ_RQ_QUEUE_OK; } static void nvme_free_iod(struct nvme_dev *dev, struct request *req) @@ -598,17 +598,17 @@ static int nvme_queue_rq(struct blk_mq_hw_ctx *hctx, map_len = nvme_map_len(req); ret = nvme_init_iod(req, map_len, dev); - if (ret) + if (ret != BLK_MQ_RQ_QUEUE_OK) return ret; ret = nvme_setup_cmd(ns, req, &cmnd); - if (ret) + if (ret != BLK_MQ_RQ_QUEUE_OK) goto out; if (req->nr_phys_segments) ret = nvme_map_data(dev, req, map_len, &cmnd); - if (ret) + if (ret != BLK_MQ_RQ_QUEUE_OK) goto out; cmnd.common.command_id = req->tag; diff --git a/drivers/nvme/host/rdma.c b/drivers/nvme/host/rdma.c index c4700efc0390..ff1b340606b2 100644 --- a/drivers/nvme/host/rdma.c +++ b/drivers/nvme/host/rdma.c @@ -1395,7 +1395,7 @@ static int nvme_rdma_queue_rq(struct blk_mq_hw_ctx *hctx, sizeof(struct nvme_command), DMA_TO_DEVICE); ret = nvme_setup_cmd(ns, rq, c); - if (ret) + if (ret != BLK_MQ_RQ_QUEUE_OK) return ret; c->common.command_id = rq->tag; diff --git a/drivers/nvme/target/loop.c b/drivers/nvme/target/loop.c index 26aa3a5afb0d..be56d0567155 100644 --- a/drivers/nvme/target/loop.c +++ b/drivers/nvme/target/loop.c @@ -169,7 +169,7 @@ static int nvme_loop_queue_rq(struct blk_mq_hw_ctx *hctx, int ret; ret = nvme_setup_cmd(ns, req, &iod->cmd); - if (ret) + if (ret != BLK_MQ_RQ_QUEUE_OK) return ret; iod->cmd.common.flags |= NVME_CMD_SGL_METABUF; @@ -179,7 +179,7 @@ static int nvme_loop_queue_rq(struct blk_mq_hw_ctx *hctx, nvme_cleanup_cmd(req); blk_mq_start_request(req); nvme_loop_queue_response(&iod->req); - return 0; + return BLK_MQ_RQ_QUEUE_OK; } if (blk_rq_bytes(req)) { @@ -198,7 +198,7 @@ static int nvme_loop_queue_rq(struct blk_mq_hw_ctx *hctx, blk_mq_start_request(req); schedule_work(&iod->work); - return 0; + return BLK_MQ_RQ_QUEUE_OK; } static void nvme_loop_submit_async_event(struct nvme_ctrl *arg, int aer_idx) |