diff options
| author | Jason Gunthorpe <jgunthorpe@obsidianresearch.com> | 2015-07-30 17:22:20 -0600 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2015-08-30 18:12:34 -0400 |
| commit | 256b7ad27316525711dfa98b67e7c40cb28b1711 (patch) | |
| tree | 82166864240246891918ac8d73a787becf0e5b6e | |
| parent | b37c788f595cd578524fb8f50d3bd2fff8b62bc3 (diff) | |
IB/iser: Use pd->local_dma_lkey
Replace all leys with pd->local_dma_lkey. This driver does not support
iWarp, so this is safe.
The insecure use of ib_get_dma_mr is thus isolated to an rkey, and this
looks trivially fixed by forcing the use of registration in a future
patch.
Signed-off-by: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
Reviewed-by: Sagi Grimberg <sagig@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
| -rw-r--r-- | drivers/infiniband/ulp/iser/iscsi_iser.c | 2 | ||||
| -rw-r--r-- | drivers/infiniband/ulp/iser/iser_initiator.c | 4 | ||||
| -rw-r--r-- | drivers/infiniband/ulp/iser/iser_memory.c | 2 | ||||
| -rw-r--r-- | drivers/infiniband/ulp/iser/iser_verbs.c | 2 |
4 files changed, 5 insertions, 5 deletions
diff --git a/drivers/infiniband/ulp/iser/iscsi_iser.c b/drivers/infiniband/ulp/iser/iscsi_iser.c index e908a1eb800b..1ace5d83a4d7 100644 --- a/drivers/infiniband/ulp/iser/iscsi_iser.c +++ b/drivers/infiniband/ulp/iser/iscsi_iser.c @@ -209,7 +209,7 @@ iser_initialize_task_headers(struct iscsi_task *task, tx_desc->dma_addr = dma_addr; tx_desc->tx_sg[0].addr = tx_desc->dma_addr; tx_desc->tx_sg[0].length = ISER_HEADERS_LEN; - tx_desc->tx_sg[0].lkey = device->mr->lkey; + tx_desc->tx_sg[0].lkey = device->pd->local_dma_lkey; iser_task->iser_conn = iser_conn; out: diff --git a/drivers/infiniband/ulp/iser/iser_initiator.c b/drivers/infiniband/ulp/iser/iser_initiator.c index 0b1f3b54a0c1..d511879d8cdf 100644 --- a/drivers/infiniband/ulp/iser/iser_initiator.c +++ b/drivers/infiniband/ulp/iser/iser_initiator.c @@ -284,7 +284,7 @@ int iser_alloc_rx_descriptors(struct iser_conn *iser_conn, rx_sg = &rx_desc->rx_sg; rx_sg->addr = rx_desc->dma_addr; rx_sg->length = ISER_RX_PAYLOAD_SIZE; - rx_sg->lkey = device->mr->lkey; + rx_sg->lkey = device->pd->local_dma_lkey; } iser_conn->rx_desc_head = 0; @@ -538,7 +538,7 @@ int iser_send_control(struct iscsi_conn *conn, tx_dsg->addr = iser_conn->login_req_dma; tx_dsg->length = task->data_count; - tx_dsg->lkey = device->mr->lkey; + tx_dsg->lkey = device->pd->local_dma_lkey; mdesc->num_sge = 2; } diff --git a/drivers/infiniband/ulp/iser/iser_memory.c b/drivers/infiniband/ulp/iser/iser_memory.c index 09640c811fdd..2493cc748db8 100644 --- a/drivers/infiniband/ulp/iser/iser_memory.c +++ b/drivers/infiniband/ulp/iser/iser_memory.c @@ -471,7 +471,7 @@ iser_reg_dma(struct iser_device *device, struct iser_data_buf *mem, { struct scatterlist *sg = mem->sg; - reg->sge.lkey = device->mr->lkey; + reg->sge.lkey = device->pd->local_dma_lkey; reg->rkey = device->mr->rkey; reg->sge.addr = ib_sg_dma_address(device->ib_device, &sg[0]); reg->sge.length = ib_sg_dma_len(device->ib_device, &sg[0]); diff --git a/drivers/infiniband/ulp/iser/iser_verbs.c b/drivers/infiniband/ulp/iser/iser_verbs.c index 6f5be47a6b90..ad2d2b50cd7f 100644 --- a/drivers/infiniband/ulp/iser/iser_verbs.c +++ b/drivers/infiniband/ulp/iser/iser_verbs.c @@ -1061,7 +1061,7 @@ int iser_post_recvl(struct iser_conn *iser_conn) sge.addr = iser_conn->login_resp_dma; sge.length = ISER_RX_LOGIN_SIZE; - sge.lkey = ib_conn->device->mr->lkey; + sge.lkey = ib_conn->device->pd->local_dma_lkey; rx_wr.wr_id = (uintptr_t)iser_conn->login_resp_buf; rx_wr.sg_list = &sge; |