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Commit 83e9502d authored by Nir Muchtar's avatar Nir Muchtar Committed by Roland Dreier
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RDMA/cma: Save PID of ID's owner 



Save the PID associated with an RDMA CM ID for reporting via netlink.

Signed-off-by: default avatarNir Muchtar <nirm@voltaire.com>
Signed-off-by: default avatarRoland Dreier <roland@purestorage.com>
parent 753f618a

drivers/infiniband/core/cma.c

+6 −0
Original line number Diff line number Diff line
@@ -133,6 +133,7 @@ struct rdma_id_private { 
	u32			seq_num;

	u32			qkey;

	u32			qp_num;

	pid_t			owner;

	u8			srq;

	u8			tos;

	u8			reuseaddr;
@@ -420,6 +421,7 @@ struct rdma_cm_id *rdma_create_id(rdma_cm_event_handler event_handler, 
	if (!id_priv)

		return ERR_PTR(-ENOMEM);



	id_priv->owner = task_pid_nr(current);

	id_priv->state = RDMA_CM_IDLE;

	id_priv->id.context = context;

	id_priv->id.event_handler = event_handler;
@@ -2746,6 +2748,9 @@ int rdma_accept(struct rdma_cm_id *id, struct rdma_conn_param *conn_param) 
	int ret;



	id_priv = container_of(id, struct rdma_id_private, id);



	id_priv->owner = task_pid_nr(current);



	if (!cma_comp(id_priv, RDMA_CM_CONNECT))

		return -EINVAL;
@@ -3385,6 +3390,7 @@ static int cma_get_id_stats(struct sk_buff *skb, struct netlink_callback *cb) 
				}

			}



			id_stats->pid		= id_priv->owner;

			id_stats->port_space	= id->ps;

			id_stats->cm_state	= id_priv->state;

			id_stats->qp_num	= id_priv->qp_num;