AcoSail/kernel_optimize_test
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IB/cm: Pass the sgid_attr through various events

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Make the sgid_attr available along with path information to the event
consumer, this allows the consumer to keep using the same GID table entry
as the event is related to.

Signed-off-by: Parav Pandit <parav@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
This commit is contained in:
Parav Pandit 2018-06-19 10:59:18 +03:00 committed by Jason Gunthorpe
parent 4ed13a5f2d
commit 815d456ef2
3 changed files with 10 additions and 2 deletions
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6
drivers/infiniband/core/cm.c
View File

@ -3671,7 +3671,8 @@ error: spin_unlock_irqrestore(&cm_id_priv->lock, flags);
}
EXPORT_SYMBOL(ib_send_cm_sidr_rep);
static void cm_format_sidr_rep_event(struct cm_work *work)
static void cm_format_sidr_rep_event(struct cm_work *work,
const struct cm_id_private *cm_id_priv)
{
struct cm_sidr_rep_msg *sidr_rep_msg;
struct ib_cm_sidr_rep_event_param *param;
@ -3684,6 +3685,7 @@ static void cm_format_sidr_rep_event(struct cm_work *work)
param->qpn = be32_to_cpu(cm_sidr_rep_get_qpn(sidr_rep_msg));
param->info = &sidr_rep_msg->info;
param->info_len = sidr_rep_msg->info_length;
param->sgid_attr = cm_id_priv->av.ah_attr.grh.sgid_attr;
work->cm_event.private_data = &sidr_rep_msg->private_data;
}
@ -3707,7 +3709,7 @@ static int cm_sidr_rep_handler(struct cm_work *work)
ib_cancel_mad(cm_id_priv->av.port->mad_agent, cm_id_priv->msg);
spin_unlock_irq(&cm_id_priv->lock);
cm_format_sidr_rep_event(work);
cm_format_sidr_rep_event(work, cm_id_priv);
cm_process_work(cm_id_priv, work);
return 0;
out:

3
drivers/infiniband/core/cma.c
View File

@ -3581,6 +3581,7 @@ static int cma_resolve_ib_udp(struct rdma_id_private *id_priv,
id_priv->cm_id.ib = id;
req.path = id_priv->id.route.path_rec;
req.sgid_attr = id_priv->id.route.addr.dev_addr.sgid_attr;
req.service_id = rdma_get_service_id(&id_priv->id, cma_dst_addr(id_priv));
req.timeout_ms = 1 << (CMA_CM_RESPONSE_TIMEOUT - 8);
req.max_cm_retries = CMA_MAX_CM_RETRIES;
@ -3642,6 +3643,8 @@ static int cma_connect_ib(struct rdma_id_private *id_priv,
if (route->num_paths == 2)
req.alternate_path = &route->path_rec[1];
req.ppath_sgid_attr = id_priv->id.route.addr.dev_addr.sgid_attr;
/* Alternate path SGID attribute currently unsupported */
req.service_id = rdma_get_service_id(&id_priv->id, cma_dst_addr(id_priv));
req.qp_num = id_priv->qp_num;
req.qp_type = id_priv->id.qp_type;

3
include/rdma/ib_cm.h
View File

@ -246,6 +246,7 @@ struct ib_cm_sidr_rep_event_param {
u32 qkey;
u32 qpn;
void *info;
const struct ib_gid_attr *sgid_attr;
u8 info_len;
};
@ -365,6 +366,7 @@ struct ib_cm_id *ib_cm_insert_listen(struct ib_device *device,
struct ib_cm_req_param {
struct sa_path_rec *primary_path;
struct sa_path_rec *alternate_path;
const struct ib_gid_attr *ppath_sgid_attr;
__be64 service_id;
u32 qp_num;
enum ib_qp_type qp_type;
@ -566,6 +568,7 @@ int ib_send_cm_apr(struct ib_cm_id *cm_id,
struct ib_cm_sidr_req_param {
struct sa_path_rec *path;
const struct ib_gid_attr *sgid_attr;
__be64 service_id;
int timeout_ms;
const void *private_data;