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[rdma-next,7/7] RDMA/cma: Use refcount API to reflect refcount

Message ID 20200126142652.104803-8-leon@kernel.org (mailing list archive)
State Accepted
Delegated to: Jason Gunthorpe
Headers show
Series CMA fix and small improvements | expand

Commit Message

Leon Romanovsky Jan. 26, 2020, 2:26 p.m. UTC 
From: Parav Pandit <parav@mellanox.com>

Use the refcount variant to capture the reference counting of the
cm_id structure.

Signed-off-by: Parav Pandit <parav@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/core/cma.c      | 6 +++---
 drivers/infiniband/core/cma_priv.h | 2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)
diff mbox series

Patch

diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index d6355e21cc87..af96675e31c4 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -843,12 +843,12 @@  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);
 }
 
@@ -876,7 +876,7 @@  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);
diff --git a/drivers/infiniband/core/cma_priv.h b/drivers/infiniband/core/cma_priv.h
index 4e04c442ff86..5edcf44a9307 100644
--- a/drivers/infiniband/core/cma_priv.h
+++ b/drivers/infiniband/core/cma_priv.h
@@ -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;