diff options
| author |   Kalderon, Michal <Michal.Kalderon@cavium.com> | 2018-03-05 10:50:11 +0200 |
|---|---|---|
| committer |   Jason Gunthorpe <jgg@mellanox.com> | 2018-03-06 19:57:37 -0700 |
| commit | 551e1c67b4207455375a2e7a285dea1c7e8fc361 (patch) | |
| tree | b5f500cce3dcb535e2fd9f9d50cdbefb10e0d2e8 /drivers/infiniband/hw/qedr/verbs.c | |
| parent | RDMA/qedr: Fix kernel panic when running fio over NFSoRDMA (diff) | |
| download | linux-dev-551e1c67b4207455375a2e7a285dea1c7e8fc361.tar.xz linux-dev-551e1c67b4207455375a2e7a285dea1c7e8fc361.zip | |
RDMA/qedr: Fix iWARP write and send with immediate
iWARP does not support RDMA WRITE or SEND with immediate data.
Driver should check this before submitting to FW and return an
immediate error
Signed-off-by: Michal Kalderon <Michal.Kalderon@cavium.com>
Signed-off-by: Ariel Elior <Ariel.Elior@cavium.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband/hw/qedr/verbs.c')
| -rw-r--r-- | drivers/infiniband/hw/qedr/verbs.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/qedr/verbs.c b/drivers/infiniband/hw/qedr/verbs.c index 102b9e0efe9a..875b17272d65 100644 --- a/drivers/infiniband/hw/qedr/verbs.c +++ b/drivers/infiniband/hw/qedr/verbs.c @@ -3034,6 +3034,11 @@ static int __qedr_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr, switch (wr->opcode) { case IB_WR_SEND_WITH_IMM: + if (unlikely(rdma_protocol_iwarp(&dev->ibdev, 1))) { + rc = -EINVAL; + *bad_wr = wr; + break; + } wqe->req_type = RDMA_SQ_REQ_TYPE_SEND_WITH_IMM; swqe = (struct rdma_sq_send_wqe_1st *)wqe; swqe->wqe_size = 2; @@ -3075,6 +3080,11 @@ static int __qedr_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr, break; case IB_WR_RDMA_WRITE_WITH_IMM: + if (unlikely(rdma_protocol_iwarp(&dev->ibdev, 1))) { + rc = -EINVAL; + *bad_wr = wr; + break; + } wqe->req_type = RDMA_SQ_REQ_TYPE_RDMA_WR_WITH_IMM; rwqe = (struct rdma_sq_rdma_wqe_1st *)wqe; |