diff options
author | David S. Miller <davem@davemloft.net> | 2017-01-28 10:33:06 -0500 |
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committer | David S. Miller <davem@davemloft.net> | 2017-01-28 10:33:06 -0500 |
commit | 4e8f2fc1a55d543717efb70e170b09e773d0542b (patch) | |
tree | 30df1d7fc9dfa24fe2916711a17656682c3f7ec9 /drivers/nvme/target/rdma.c | |
parent | 158f323b9868b59967ad96957c4ca388161be321 (diff) | |
parent | 1b1bc42c1692e9b62756323c675a44cb1a1f9dbd (diff) | |
download | blackbird-op-linux-4e8f2fc1a55d543717efb70e170b09e773d0542b.tar.gz blackbird-op-linux-4e8f2fc1a55d543717efb70e170b09e773d0542b.zip |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Two trivial overlapping changes conflicts in MPLS and mlx5.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/nvme/target/rdma.c')
-rw-r--r-- | drivers/nvme/target/rdma.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/nvme/target/rdma.c b/drivers/nvme/target/rdma.c index 8c3760a78ac0..60990220bd83 100644 --- a/drivers/nvme/target/rdma.c +++ b/drivers/nvme/target/rdma.c @@ -438,6 +438,10 @@ static int nvmet_rdma_post_recv(struct nvmet_rdma_device *ndev, { 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); @@ -538,6 +542,11 @@ static void nvmet_rdma_queue_response(struct nvmet_req *req) first_wr = &rsp->send_wr; nvmet_rdma_post_recv(rsp->queue->dev, rsp->cmd); + + ib_dma_sync_single_for_device(rsp->queue->dev->device, + rsp->send_sge.addr, rsp->send_sge.length, + DMA_TO_DEVICE); + if (ib_post_send(cm_id->qp, first_wr, &bad_wr)) { pr_err("sending cmd response failed\n"); nvmet_rdma_release_rsp(rsp); @@ -698,6 +707,14 @@ static void nvmet_rdma_handle_command(struct nvmet_rdma_queue *queue, cmd->n_rdma = 0; cmd->req.port = queue->port; + + ib_dma_sync_single_for_cpu(queue->dev->device, + cmd->cmd->sge[0].addr, cmd->cmd->sge[0].length, + DMA_FROM_DEVICE); + ib_dma_sync_single_for_cpu(queue->dev->device, + cmd->send_sge.addr, cmd->send_sge.length, + DMA_TO_DEVICE); + if (!nvmet_req_init(&cmd->req, &queue->nvme_cq, &queue->nvme_sq, &nvmet_rdma_ops)) return; |