aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorBob Pearson2022-04-07 16:04:45 -0500
committerJason Gunthorpe2022-04-08 14:38:50 -0300
commit98c8026331ceabe1df579940b81eec75eb49cdd9 (patch)
tree7556c5f4d1fb6e6ea0010945eb8faa3c3d5a4bae
parent409baed5d743c1873a67fcd34d40871a97f037b3 (diff)
RDMA/rxe: Remove reliable datagram support
The rdma_rxe driver does not actually support the reliable datagram transport but contains two references to RD opcodes in driver code. This commit removes these references to RD transport opcodes which are never used. Link: https://lore.kernel.org/r/cce0f07d-25fc-5880-69e7-001d951750b7@gmail.com Signed-off-by: Bob Pearson <rpearsonhpe@gmail.com> Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
-rw-r--r--drivers/infiniband/sw/rxe/rxe_req.c3
-rw-r--r--drivers/infiniband/sw/rxe/rxe_resp.c3
2 files changed, 2 insertions, 4 deletions
diff --git a/drivers/infiniband/sw/rxe/rxe_req.c b/drivers/infiniband/sw/rxe/rxe_req.c
index 52c1d8ff6e5b..5f7348b11268 100644
--- a/drivers/infiniband/sw/rxe/rxe_req.c
+++ b/drivers/infiniband/sw/rxe/rxe_req.c
@@ -413,8 +413,7 @@ static struct sk_buff *init_req_packet(struct rxe_qp *qp,
if (pkt->mask & RXE_ATMETH_MASK) {
atmeth_set_va(pkt, wqe->iova);
- if (opcode == IB_OPCODE_RC_COMPARE_SWAP ||
- opcode == IB_OPCODE_RD_COMPARE_SWAP) {
+ if (opcode == IB_OPCODE_RC_COMPARE_SWAP) {
atmeth_set_swap_add(pkt, ibwr->wr.atomic.swap);
atmeth_set_comp(pkt, ibwr->wr.atomic.compare_add);
} else {
diff --git a/drivers/infiniband/sw/rxe/rxe_resp.c b/drivers/infiniband/sw/rxe/rxe_resp.c
index 9dc38f7c990b..e2653a8721fe 100644
--- a/drivers/infiniband/sw/rxe/rxe_resp.c
+++ b/drivers/infiniband/sw/rxe/rxe_resp.c
@@ -576,8 +576,7 @@ static enum resp_states process_atomic(struct rxe_qp *qp,
qp->resp.atomic_orig = *vaddr;
- if (pkt->opcode == IB_OPCODE_RC_COMPARE_SWAP ||
- pkt->opcode == IB_OPCODE_RD_COMPARE_SWAP) {
+ if (pkt->opcode == IB_OPCODE_RC_COMPARE_SWAP) {
if (*vaddr == atmeth_comp(pkt))
*vaddr = atmeth_swap_add(pkt);
} else {