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ixgbe: lower stack space usage

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some functions were un-necessarily using local variables.

Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Jesse Brandeburg 2008-09-11 20:03:23 -07:00 committed by Jeff Garzik
parent 2adc0511a3
commit 74ce8dd29b
1 changed files with 6 additions and 9 deletions
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15
drivers/net/ixgbe/ixgbe_main.c
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@ -482,7 +482,6 @@ static void ixgbe_alloc_rx_buffers(struct ixgbe_adapter *adapter,
struct ixgbe_ring *rx_ring,
int cleaned_count)
{
struct net_device *netdev = adapter->netdev;
struct pci_dev *pdev = adapter->pdev;
union ixgbe_adv_rx_desc *rx_desc;
struct ixgbe_rx_buffer *bi;
@ -516,7 +515,8 @@ static void ixgbe_alloc_rx_buffers(struct ixgbe_adapter *adapter,
}
if (!bi->skb) {
struct sk_buff *skb = netdev_alloc_skb(netdev, bufsz);
struct sk_buff *skb = netdev_alloc_skb(adapter->netdev,
bufsz);
if (!skb) {
adapter->alloc_rx_buff_failed++;
@ -580,7 +580,6 @@ static bool ixgbe_clean_rx_irq(struct ixgbe_adapter *adapter,
struct ixgbe_ring *rx_ring,
int *work_done, int work_to_do)
{
struct net_device *netdev = adapter->netdev;
struct pci_dev *pdev = adapter->pdev;
union ixgbe_adv_rx_desc *rx_desc, *next_rxd;
struct ixgbe_rx_buffer *rx_buffer_info, *next_buffer;
@ -680,9 +679,9 @@ static bool ixgbe_clean_rx_irq(struct ixgbe_adapter *adapter,
total_rx_bytes += skb->len;
total_rx_packets++;
skb->protocol = eth_type_trans(skb, netdev);
skb->protocol = eth_type_trans(skb, adapter->netdev);
ixgbe_receive_skb(adapter, skb, staterr, rx_ring, rx_desc);
netdev->last_rx = jiffies;
adapter->netdev->last_rx = jiffies;
next_desc:
rx_desc->wb.upper.status_error = 0;
@ -1070,7 +1069,6 @@ static int ixgbe_clean_rxonly_many(struct napi_struct *napi, int budget)
struct ixgbe_q_vector *q_vector =
container_of(napi, struct ixgbe_q_vector, napi);
struct ixgbe_adapter *adapter = q_vector->adapter;
struct net_device *netdev = adapter->netdev;
struct ixgbe_ring *rx_ring = NULL;
int work_done = 0, i;
long r_idx;
@ -1097,7 +1095,7 @@ static int ixgbe_clean_rxonly_many(struct napi_struct *napi, int budget)
rx_ring = &(adapter->rx_ring[r_idx]);
/* If all Rx work done, exit the polling mode */
if (work_done < budget) {
netif_rx_complete(netdev, napi);
netif_rx_complete(adapter->netdev, napi);
if (adapter->itr_setting & 3)
ixgbe_set_itr_msix(q_vector);
if (!test_bit(__IXGBE_DOWN, &adapter->state))
@ -2284,7 +2282,7 @@ static int ixgbe_poll(struct napi_struct *napi, int budget)
struct ixgbe_q_vector *q_vector = container_of(napi,
struct ixgbe_q_vector, napi);
struct ixgbe_adapter *adapter = q_vector->adapter;
int tx_cleaned = 0, work_done = 0;
int tx_cleaned, work_done = 0;
#if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE)
if (adapter->flags & IXGBE_FLAG_DCA_ENABLED) {
@ -2307,7 +2305,6 @@ static int ixgbe_poll(struct napi_struct *napi, int budget)
if (!test_bit(__IXGBE_DOWN, &adapter->state))
ixgbe_irq_enable(adapter);
}
return work_done;
}