Re: [dpdk-dev] [PATCH 3/5] net/mlx5: add new Memory Region support

["Burakov, Anatoly" <anatoly.burakov@intel.com>]

On 03-May-18 12:16 AM, Yongseok Koh wrote:
> This is the new design of Memory Region (MR) for mlx PMD, in order to:
> - Accommodate the new memory hotplug model.
> - Support non-contiguous Mempool.
> 
> Signed-off-by: Yongseok Koh <yskoh@mellanox.com>
> ---


>   	mlx5_flow_delete_drop_queue(dev);
> +	mlx5_mr_release(dev);
>   	if (priv->pd != NULL) {
>   		assert(priv->ctx != NULL);
>   		claim_zero(mlx5_glue->dealloc_pd(priv->pd));
> @@ -633,6 +674,8 @@ mlx5_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
>   	struct ibv_counter_set_description cs_desc;
>   #endif
>   
> +	/* Prepare shared data between primary and secondary process. */
> +	mlx5_prepare_shared_data();
>   	assert(pci_drv == &mlx5_driver);
>   	/* Get mlx5_dev[] index. */
>   	idx = mlx5_dev_idx(&pci_dev->addr);
> @@ -1293,6 +1336,8 @@ rte_mlx5_pmd_init(void)
>   	}
>   	mlx5_glue->fork_init();
>   	rte_pci_register(&mlx5_driver);
> +	rte_mem_event_callback_register("MLX5_MEM_EVENT_CB",
> +					mlx5_mr_mem_event_cb);

Heads up - this API may/will change slightly, see:

http://dpdk.org/dev/patchwork/patch/39280/

-- 
Thanks,
Anatoly