From: Jan Blunck <jblunck@infradead.org>
Date: Thu, 17 Nov 2016 17:16:11 +0000 (+0100)
Subject: ethdev: clear data when allocating device
X-Git-Tag: spdx-start~5273
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=7f95f78a8aea;p=dpdk.git

ethdev: clear data when allocating device

Lets clear the eth_dev->data when allocating a new rte_eth_dev so that
drivers only need to set non-zero values.

Signed-off-by: Jan Blunck <jblunck@infradead.org>
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>
---

diff --git a/drivers/net/bonding/rte_eth_bond_api.c b/drivers/net/bonding/rte_eth_bond_api.c
index 2a3893a15f..ed75c28c42 100644
--- a/drivers/net/bonding/rte_eth_bond_api.c
+++ b/drivers/net/bonding/rte_eth_bond_api.c
@@ -202,8 +202,6 @@ rte_eth_bond_create(const char *name, uint8_t mode, uint8_t socket_id)
 
 	TAILQ_INIT(&(eth_dev->link_intr_cbs));
 
-	eth_dev->data->dev_link.link_status = ETH_LINK_DOWN;
-
 	eth_dev->data->mac_addrs = rte_zmalloc_socket(name, ETHER_ADDR_LEN, 0,
 			socket_id);
 	if (eth_dev->data->mac_addrs == NULL) {
@@ -211,11 +209,6 @@ rte_eth_bond_create(const char *name, uint8_t mode, uint8_t socket_id)
 		goto err;
 	}
 
-	eth_dev->data->dev_started = 0;
-	eth_dev->data->promiscuous = 0;
-	eth_dev->data->scattered_rx = 0;
-	eth_dev->data->all_multicast = 0;
-
 	eth_dev->dev_ops = &default_dev_ops;
 	eth_dev->data->dev_flags = RTE_ETH_DEV_INTR_LSC |
 		RTE_ETH_DEV_DETACHABLE;
diff --git a/drivers/net/mlx4/mlx4.c b/drivers/net/mlx4/mlx4.c
index 90c3c07701..d96756584e 100644
--- a/drivers/net/mlx4/mlx4.c
+++ b/drivers/net/mlx4/mlx4.c
@@ -5834,7 +5834,6 @@ mlx4_pci_probe(struct rte_pci_driver *pci_drv, struct rte_pci_device *pci_dev)
 			eth_dev->rx_pkt_burst = mlx4_rx_burst_secondary_setup;
 		} else {
 			eth_dev->data->dev_private = priv;
-			eth_dev->data->rx_mbuf_alloc_failed = 0;
 			eth_dev->data->mtu = ETHER_MTU;
 			eth_dev->data->mac_addrs = priv->mac;
 		}
diff --git a/drivers/net/mlx5/mlx5.c b/drivers/net/mlx5/mlx5.c
index 206c9f932b..128a761b8b 100644
--- a/drivers/net/mlx5/mlx5.c
+++ b/drivers/net/mlx5/mlx5.c
@@ -652,7 +652,6 @@ mlx5_pci_probe(struct rte_pci_driver *pci_drv, struct rte_pci_device *pci_dev)
 			eth_dev->rx_pkt_burst = mlx5_rx_burst_secondary_setup;
 		} else {
 			eth_dev->data->dev_private = priv;
-			eth_dev->data->rx_mbuf_alloc_failed = 0;
 			eth_dev->data->mtu = ETHER_MTU;
 			eth_dev->data->mac_addrs = priv->mac;
 		}
diff --git a/drivers/net/mpipe/mpipe_tilegx.c b/drivers/net/mpipe/mpipe_tilegx.c
index fbbbb00254..792ab563d9 100644
--- a/drivers/net/mpipe/mpipe_tilegx.c
+++ b/drivers/net/mpipe/mpipe_tilegx.c
@@ -1603,7 +1603,6 @@ rte_pmd_mpipe_probe(const char *ifname,
 	eth_dev->data->dev_private = priv;
 	eth_dev->data->mac_addrs = &priv->mac_addr;
 
-	eth_dev->data->dev_flags = 0;
 	eth_dev->data->kdrv = RTE_KDRV_NONE;
 	eth_dev->driver = NULL;
 	eth_dev->data->drv_name = drivername;
diff --git a/lib/librte_ether/rte_ethdev.c b/lib/librte_ether/rte_ethdev.c
index 1e0f206101..59038ad0bc 100644
--- a/lib/librte_ether/rte_ethdev.c
+++ b/lib/librte_ether/rte_ethdev.c
@@ -212,6 +212,7 @@ rte_eth_dev_allocate(const char *name)
 
 	eth_dev = &rte_eth_devices[port_id];
 	eth_dev->data = &rte_eth_dev_data[port_id];
+	memset(eth_dev->data, 0, sizeof(*eth_dev->data));
 	snprintf(eth_dev->data->name, sizeof(eth_dev->data->name), "%s", name);
 	eth_dev->data->port_id = port_id;
 	eth_dev->attached = DEV_ATTACHED;
@@ -259,7 +260,6 @@ rte_eth_dev_pci_probe(struct rte_pci_driver *pci_drv,
 	}
 	eth_dev->pci_dev = pci_dev;
 	eth_dev->driver = eth_drv;
-	eth_dev->data->rx_mbuf_alloc_failed = 0;
 
 	/* init user callbacks */
 	TAILQ_INIT(&(eth_dev->link_intr_cbs));