From: Leon Romanovsky <leonro@mellanox.com>
Date: Tue, 10 Mar 2020 11:14:32 +0200
Subject: RDMA/cm: Delete not implemented CM peer to peer communication
Patch-mainline: v5.7-rc1
Git-commit: a4f994a05926c96845ad40fb661d566a4eacf2b9
References: jsc#SLE-15176
Peer to peer support was never implemented, so delete it to make code less
clutter.
Link: https://lore.kernel.org/r/20200310091438.248429-6-leon@kernel.org
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Reviewed-by: Mark Zhang <markz@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
drivers/infiniband/core/cm.c | 7 -------
include/rdma/ib_cm.h | 1 -
2 files changed, 8 deletions(-)
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -261,7 +261,6 @@ struct cm_id_private {
__be16 pkey;
u8 private_data_len;
u8 max_cm_retries;
- u8 peer_to_peer;
u8 responder_resources;
u8 initiator_depth;
u8 retry_count;
@@ -1381,10 +1380,6 @@ static void cm_format_req(struct cm_req_
static int cm_validate_req_param(struct ib_cm_req_param *param)
{
- /* peer-to-peer not supported */
- if (param->peer_to_peer)
- return -EINVAL;
-
if (!param->primary_path)
return -EINVAL;
@@ -2437,8 +2432,6 @@ static int cm_rep_handler(struct cm_work
cm_ack_timeout(cm_id_priv->target_ack_delay,
cm_id_priv->alt_av.timeout - 1);
- /* todo: handle peer_to_peer */
-
ib_cancel_mad(cm_id_priv->av.port->mad_agent, cm_id_priv->msg);
ret = atomic_inc_and_test(&cm_id_priv->work_count);
if (!ret)
--- a/include/rdma/ib_cm.h
+++ b/include/rdma/ib_cm.h
@@ -360,7 +360,6 @@ struct ib_cm_req_param {
u32 starting_psn;
const void *private_data;
u8 private_data_len;
- u8 peer_to_peer;
u8 responder_resources;
u8 initiator_depth;
u8 remote_cm_response_timeout;