Function mlx4_mr_release

dpdk/drivers/net/mlx4/mlx4_mr.c:1427–1456

* Release all the created MRs and resources. Remove device from memory callback * list. * * @param dev * Pointer to Ethernet device. */

 *   Pointer to Ethernet device.
 */
void
mlx4_mr_release(struct rte_eth_dev *dev)
{
	struct mlx4_priv *priv = dev->data->dev_private;
	struct mlx4_mr *mr_next;

	/* Remove from memory callback device list. */
	rte_rwlock_write_lock(&mlx4_shared_data->mem_event_rwlock);
	LIST_REMOVE(priv, mem_event_cb);
	rte_rwlock_write_unlock(&mlx4_shared_data->mem_event_rwlock);
#ifdef RTE_LIBRTE_MLX4_DEBUG
	mlx4_mr_dump_dev(dev);
#endif
	rte_rwlock_write_lock(&priv->mr.rwlock);
	/* Detach from MR list and move to free list. */
	mr_next = LIST_FIRST(&priv->mr.mr_list);
	while (mr_next != NULL) {
		struct mlx4_mr *mr = mr_next;

		mr_next = LIST_NEXT(mr, mr);
		LIST_REMOVE(mr, mr);
		LIST_INSERT_HEAD(&priv->mr.mr_free_list, mr, mr);
	}
	LIST_INIT(&priv->mr.mr_list);
	/* Free global cache. */
	mlx4_mr_btree_free(&priv->mr.cache);
	rte_rwlock_write_unlock(&priv->mr.rwlock);
	/* Free all remaining MRs. */
	mlx4_mr_garbage_collect(dev);
}