Commit 43fb5892 authored by Parav Pandit's avatar Parav Pandit Committed by Jason Gunthorpe
Browse files

RDMA/cma: Use refcount API to reflect refcount 

Use a refcount_t for atomics being used as a refcount.

Link: https://lore.kernel.org/r/20200126142652.104803-8-leon@kernel.org


Signed-off-by: default avatarParav Pandit <parav@mellanox.com>
Signed-off-by: default avatarLeon Romanovsky <leonro@mellanox.com>
Signed-off-by: default avatarJason Gunthorpe <jgg@mellanox.com>
parent e368d23f

drivers/infiniband/core/cma.c

+3 −3
Original line number Diff line number Diff line
@@ -842,12 +842,12 @@ static int cma_resolve_ib_dev(struct rdma_id_private *id_priv) 


static void cma_id_get(struct rdma_id_private *id_priv)

{

	atomic_inc(&id_priv->refcount);

	refcount_inc(&id_priv->refcount);

}



static void cma_id_put(struct rdma_id_private *id_priv)

{

	if (atomic_dec_and_test(&id_priv->refcount))

	if (refcount_dec_and_test(&id_priv->refcount))

		complete(&id_priv->comp);

}
@@ -875,7 +875,7 @@ struct rdma_cm_id *__rdma_create_id(struct net *net, 
	spin_lock_init(&id_priv->lock);

	mutex_init(&id_priv->qp_mutex);

	init_completion(&id_priv->comp);

	atomic_set(&id_priv->refcount, 1);

	refcount_set(&id_priv->refcount, 1);

	mutex_init(&id_priv->handler_mutex);

	INIT_LIST_HEAD(&id_priv->listen_list);

	INIT_LIST_HEAD(&id_priv->mc_list);

drivers/infiniband/core/cma_priv.h

+1 −1
Original line number Diff line number Diff line
@@ -66,7 +66,7 @@ struct rdma_id_private { 
	struct mutex		qp_mutex;



	struct completion	comp;

	atomic_t		refcount;

	refcount_t refcount;

	struct mutex		handler_mutex;



	int			backlog;