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Commit a22af59e authored by Parav Pandit's avatar Parav Pandit Committed by Jason Gunthorpe
Browse files

IB/cm: Add and use a helper function to add cm_id's to the port list 



Add and use helper function add_cm_id_to_port_list() to attach
cm_id to port list.

Reviewed-by: default avatarDaniel Jurgens <danielj@mellanox.com>
Signed-off-by: default avatarParav Pandit <parav@mellanox.com>
Signed-off-by: default avatarLeon Romanovsky <leon@kernel.org>
Signed-off-by: default avatarJason Gunthorpe <jgg@mellanox.com>
parent 115b68aa

drivers/infiniband/core/cm.c

+21 −10
Original line number Diff line number Diff line
@@ -462,6 +462,26 @@ static int cm_init_av_for_response(struct cm_port *port, struct ib_wc *wc, 
				       grh, &av->ah_attr);

}



static int add_cm_id_to_port_list(struct cm_id_private *cm_id_priv,

				  struct cm_av *av,

				  struct cm_port *port)

{

	unsigned long flags;

	int ret = 0;



	spin_lock_irqsave(&cm.lock, flags);



	if (&cm_id_priv->av == av)

		list_add_tail(&cm_id_priv->prim_list, &port->cm_priv_prim_list);

	else if (&cm_id_priv->alt_av == av)

		list_add_tail(&cm_id_priv->altr_list, &port->cm_priv_altr_list);

	else

		ret = -EINVAL;



	spin_unlock_irqrestore(&cm.lock, flags);

	return ret;

}



static int cm_init_av_by_path(struct sa_path_rec *path, struct cm_av *av,

			      struct cm_id_private *cm_id_priv)

{
@@ -502,16 +522,7 @@ static int cm_init_av_by_path(struct sa_path_rec *path, struct cm_av *av, 


	av->timeout = path->packet_life_time + 1;



	spin_lock_irqsave(&cm.lock, flags);

	if (&cm_id_priv->av == av)

		list_add_tail(&cm_id_priv->prim_list, &port->cm_priv_prim_list);

	else if (&cm_id_priv->alt_av == av)

		list_add_tail(&cm_id_priv->altr_list, &port->cm_priv_altr_list);

	else

		ret = -EINVAL;



	spin_unlock_irqrestore(&cm.lock, flags);



	ret = add_cm_id_to_port_list(cm_id_priv, av, port);

	return ret;

}