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authorJason Gunthorpe <jgunthorpe@obsidianresearch.com>2015-07-30 17:22:24 -0600
committerDoug Ledford <dledford@redhat.com>2015-08-30 18:12:35 -0400
commit5a783956c2b90179b852dd58a2ee668f16dfe980 (patch)
tree01ec1701d8059eb4fd9b5c67e48d79fd081770f6 /drivers/infiniband
parente6bf5f48d2adc443689c5e627bcd559b00201e5c (diff)
downloadlinux-5a783956c2b90179b852dd58a2ee668f16dfe980.tar.bz2
ib_srpt: Remove ib_get_dma_mr calls
The pd now has a local_dma_lkey member which completely replaces ib_get_dma_mr, use it instead. Signed-off-by: Jason Gunthorpe <jgunthorpe@obsidianresearch.com> Reviewed-by: Sagi Grimberg <sagig@mellanox.com> Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r--drivers/infiniband/ulp/srpt/ib_srpt.c15
-rw-r--r--drivers/infiniband/ulp/srpt/ib_srpt.h1
2 files changed, 4 insertions, 12 deletions
diff --git a/drivers/infiniband/ulp/srpt/ib_srpt.c b/drivers/infiniband/ulp/srpt/ib_srpt.c
index 3ab015b0236d..f6fe0414139b 100644
--- a/drivers/infiniband/ulp/srpt/ib_srpt.c
+++ b/drivers/infiniband/ulp/srpt/ib_srpt.c
@@ -783,7 +783,7 @@ static int srpt_post_recv(struct srpt_device *sdev,
list.addr = ioctx->ioctx.dma;
list.length = srp_max_req_size;
- list.lkey = sdev->mr->lkey;
+ list.lkey = sdev->pd->local_dma_lkey;
wr.next = NULL;
wr.sg_list = &list;
@@ -818,7 +818,7 @@ static int srpt_post_send(struct srpt_rdma_ch *ch,
list.addr = ioctx->ioctx.dma;
list.length = len;
- list.lkey = sdev->mr->lkey;
+ list.lkey = sdev->pd->local_dma_lkey;
wr.next = NULL;
wr.wr_id = encode_wr_id(SRPT_SEND, ioctx->ioctx.index);
@@ -1206,7 +1206,7 @@ static int srpt_map_sg_to_ib_sge(struct srpt_rdma_ch *ch,
while (rsize > 0 && tsize > 0) {
sge->addr = dma_addr;
- sge->lkey = ch->sport->sdev->mr->lkey;
+ sge->lkey = ch->sport->sdev->pd->local_dma_lkey;
if (rsize >= dma_len) {
sge->length =
@@ -3211,10 +3211,6 @@ static void srpt_add_one(struct ib_device *device)
if (IS_ERR(sdev->pd))
goto free_dev;
- sdev->mr = ib_get_dma_mr(sdev->pd, IB_ACCESS_LOCAL_WRITE);
- if (IS_ERR(sdev->mr))
- goto err_pd;
-
sdev->srq_size = min(srpt_srq_size, sdev->dev_attr.max_srq_wr);
srq_attr.event_handler = srpt_srq_event;
@@ -3226,7 +3222,7 @@ static void srpt_add_one(struct ib_device *device)
sdev->srq = ib_create_srq(sdev->pd, &srq_attr);
if (IS_ERR(sdev->srq))
- goto err_mr;
+ goto err_pd;
pr_debug("%s: create SRQ #wr= %d max_allow=%d dev= %s\n",
__func__, sdev->srq_size, sdev->dev_attr.max_srq_wr,
@@ -3311,8 +3307,6 @@ err_cm:
ib_destroy_cm_id(sdev->cm_id);
err_srq:
ib_destroy_srq(sdev->srq);
-err_mr:
- ib_dereg_mr(sdev->mr);
err_pd:
ib_dealloc_pd(sdev->pd);
free_dev:
@@ -3357,7 +3351,6 @@ static void srpt_remove_one(struct ib_device *device, void *client_data)
srpt_release_sdev(sdev);
ib_destroy_srq(sdev->srq);
- ib_dereg_mr(sdev->mr);
ib_dealloc_pd(sdev->pd);
srpt_free_ioctx_ring((struct srpt_ioctx **)sdev->ioctx_ring, sdev,
diff --git a/drivers/infiniband/ulp/srpt/ib_srpt.h b/drivers/infiniband/ulp/srpt/ib_srpt.h
index 21f8df67522a..5faad8acd789 100644
--- a/drivers/infiniband/ulp/srpt/ib_srpt.h
+++ b/drivers/infiniband/ulp/srpt/ib_srpt.h
@@ -393,7 +393,6 @@ struct srpt_port {
struct srpt_device {
struct ib_device *device;
struct ib_pd *pd;
- struct ib_mr *mr;
struct ib_srq *srq;
struct ib_cm_id *cm_id;
struct ib_device_attr dev_attr;