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Commit 94de178a authored by Krishna Kumar's avatar Krishna Kumar Committed by Roland Dreier
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RDMA/cma: Eliminate unnecessary remove_list 



Eliminate remove_list by using list_del_init() instead during device
removal handling.

Signed-off-by: default avatarKrishna Kumar <krkumar2@in.ibm.com>
Signed-off-by: default avatarSean Hefty <sean.hefty@intel.com>
Signed-off-by: default avatarRoland Dreier <rolandd@cisco.com>
parent 8f0472d3

drivers/infiniband/core/cma.c

+1 −5
Original line number Diff line number Diff line
@@ -2151,12 +2151,9 @@ static int cma_remove_id_dev(struct rdma_id_private *id_priv) 


static void cma_process_remove(struct cma_device *cma_dev)

{

	struct list_head remove_list;

	struct rdma_id_private *id_priv;

	int ret;



	INIT_LIST_HEAD(&remove_list);



	mutex_lock(&lock);

	while (!list_empty(&cma_dev->id_list)) {

		id_priv = list_entry(cma_dev->id_list.next,
@@ -2167,8 +2164,7 @@ static void cma_process_remove(struct cma_device *cma_dev) 
			continue;

		}



		list_del(&id_priv->list);

		list_add_tail(&id_priv->list, &remove_list);

		list_del_init(&id_priv->list);

		atomic_inc(&id_priv->refcount);

		mutex_unlock(&lock);