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| author |   Bart Van Assche <bart.vanassche@wdc.com> | 2018-07-18 09:25:24 -0700 |
|---|---|---|
| committer |   Jason Gunthorpe <jgg@mellanox.com> | 2018-07-24 16:06:36 -0600 |
| commit | 23f96d1f15a70e2e8ba5449d1c77b634426c4b80 (patch) | |
| tree | 7ca874e548fbfd365d6b74bd549f3e2efb2e12a8 /drivers/nvme | |
| parent | nvme-rdma: Simplify ib_post_(send|recv|srq_recv)() calls (diff) | |
| download | linux-dev-23f96d1f15a70e2e8ba5449d1c77b634426c4b80.tar.xz linux-dev-23f96d1f15a70e2e8ba5449d1c77b634426c4b80.zip | |
nvmet-rdma: Simplify ib_post_(send|recv|srq_recv)() calls
Instead of declaring and passing a dummy 'bad_wr' pointer, pass NULL
as third argument to ib_post_(send|recv|srq_recv)().
Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Max Gurtovoy <maxg@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/nvme')
| -rw-r--r-- | drivers/nvme/target/rdma.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/nvme/target/rdma.c b/drivers/nvme/target/rdma.c index 0d7f3d603f1d..1a642e214a4c 100644 --- a/drivers/nvme/target/rdma.c +++ b/drivers/nvme/target/rdma.c @@ -382,15 +382,13 @@ static void nvmet_rdma_free_rsps(struct nvmet_rdma_queue *queue) static int nvmet_rdma_post_recv(struct nvmet_rdma_device *ndev, struct nvmet_rdma_cmd *cmd) { - struct ib_recv_wr *bad_wr; - ib_dma_sync_single_for_device(ndev->device, cmd->sge[0].addr, cmd->sge[0].length, DMA_FROM_DEVICE); if (ndev->srq) - return ib_post_srq_recv(ndev->srq, &cmd->wr, &bad_wr); - return ib_post_recv(cmd->queue->cm_id->qp, &cmd->wr, &bad_wr); + return ib_post_srq_recv(ndev->srq, &cmd->wr, NULL); + return ib_post_recv(cmd->queue->cm_id->qp, &cmd->wr, NULL); } static void nvmet_rdma_process_wr_wait_list(struct nvmet_rdma_queue *queue) @@ -472,7 +470,7 @@ static void nvmet_rdma_queue_response(struct nvmet_req *req) struct nvmet_rdma_rsp *rsp = container_of(req, struct nvmet_rdma_rsp, req); struct rdma_cm_id *cm_id = rsp->queue->cm_id; - struct ib_send_wr *first_wr, *bad_wr; + struct ib_send_wr *first_wr; if (rsp->flags & NVMET_RDMA_REQ_INVALIDATE_RKEY) { rsp->send_wr.opcode = IB_WR_SEND_WITH_INV; @@ -493,7 +491,7 @@ static void nvmet_rdma_queue_response(struct nvmet_req *req) rsp->send_sge.addr, rsp->send_sge.length, DMA_TO_DEVICE); - if (ib_post_send(cm_id->qp, first_wr, &bad_wr)) { + if (ib_post_send(cm_id->qp, first_wr, NULL)) { pr_err("sending cmd response failed\n"); nvmet_rdma_release_rsp(rsp); } |