e1000: e1000_adapter->polling_netdev is useless
Commit bea3348eef27e6044b6161fd04c3152215f96411
"[NET]: Make NAPI polling independent of struct net_device objects."
made NAPI polling to be independent of net_device.
So e1000_adapter->polling_netdev is no longer used.
Kill it.
Signed-off-by: Wang Chen <wangchen@cn.fujitsu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/e1000/e1000.h b/drivers/net/e1000/e1000.h
index 62f6297..f5581de 100644
--- a/drivers/net/e1000/e1000.h
+++ b/drivers/net/e1000/e1000.h
@@ -284,7 +284,6 @@
int cleaned_count);
struct e1000_rx_ring *rx_ring; /* One per active queue */
struct napi_struct napi;
- struct net_device *polling_netdev; /* One per active queue */
int num_tx_queues;
int num_rx_queues;
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c
index 6494d24..116c96e 100644
--- a/drivers/net/e1000/e1000_main.c
+++ b/drivers/net/e1000/e1000_main.c
@@ -1242,12 +1242,8 @@
if (hw->flash_address)
iounmap(hw->flash_address);
err_flashmap:
- for (i = 0; i < adapter->num_rx_queues; i++)
- dev_put(&adapter->polling_netdev[i]);
-
kfree(adapter->tx_ring);
kfree(adapter->rx_ring);
- kfree(adapter->polling_netdev);
err_sw_init:
iounmap(hw->hw_addr);
err_ioremap:
@@ -1275,7 +1271,6 @@
struct net_device *netdev = pci_get_drvdata(pdev);
struct e1000_adapter *adapter = netdev_priv(netdev);
struct e1000_hw *hw = &adapter->hw;
- int i;
cancel_work_sync(&adapter->reset_task);
@@ -1285,9 +1280,6 @@
* would have already happened in close and is redundant. */
e1000_release_hw_control(adapter);
- for (i = 0; i < adapter->num_rx_queues; i++)
- dev_put(&adapter->polling_netdev[i]);
-
unregister_netdev(netdev);
if (!e1000_check_phy_reset_block(hw))
@@ -1295,7 +1287,6 @@
kfree(adapter->tx_ring);
kfree(adapter->rx_ring);
- kfree(adapter->polling_netdev);
iounmap(hw->hw_addr);
if (hw->flash_address)
@@ -1321,7 +1312,6 @@
struct e1000_hw *hw = &adapter->hw;
struct net_device *netdev = adapter->netdev;
struct pci_dev *pdev = adapter->pdev;
- int i;
/* PCI config space info */
@@ -1378,11 +1368,6 @@
return -ENOMEM;
}
- for (i = 0; i < adapter->num_rx_queues; i++) {
- adapter->polling_netdev[i].priv = adapter;
- dev_hold(&adapter->polling_netdev[i]);
- set_bit(__LINK_STATE_START, &adapter->polling_netdev[i].state);
- }
spin_lock_init(&adapter->tx_queue_lock);
/* Explicitly disable IRQ since the NIC can be in any state. */
@@ -1400,8 +1385,7 @@
* @adapter: board private structure to initialize
*
* We allocate one ring per queue at run-time since we don't know the
- * number of queues at compile-time. The polling_netdev array is
- * intended for Multiqueue, but should work fine with a single queue.
+ * number of queues at compile-time.
**/
static int __devinit e1000_alloc_queues(struct e1000_adapter *adapter)
@@ -1418,15 +1402,6 @@
return -ENOMEM;
}
- adapter->polling_netdev = kcalloc(adapter->num_rx_queues,
- sizeof(struct net_device),
- GFP_KERNEL);
- if (!adapter->polling_netdev) {
- kfree(adapter->tx_ring);
- kfree(adapter->rx_ring);
- return -ENOMEM;
- }
-
return E1000_SUCCESS;
}