diff options
| author | Jesse Brandeburg <jesse.brandeburg@intel.com> | 2009-04-21 18:42:05 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-04-22 00:47:54 -0700 |
| commit | 4cb9be7ab47820a1fa747569f5f035a5f628c91b (patch) | |
| tree | f272447c9bdc5b01578760f1c0f973a183f801b5 /drivers/net/e1000e | |
| parent | bf98a82633b97fb638fcee0fae3c0de54d1f7b05 (diff) | |
| download | kernel_samsung_smdk4412-4cb9be7ab47820a1fa747569f5f035a5f628c91b.zip kernel_samsung_smdk4412-4cb9be7ab47820a1fa747569f5f035a5f628c91b.tar.gz kernel_samsung_smdk4412-4cb9be7ab47820a1fa747569f5f035a5f628c91b.tar.bz2 | |
e1000/e1000e/igb/ixgb: do not use netif_wake_queue un-necessarily
It was pointed out that the Intel wired ethernet drivers do not need to
wake the tx queue since netif_carrier_on/off will take care of the qdisc
management in order to guarantee the correct handling of the transmit
routine enable state.
Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/e1000e')
| -rw-r--r-- | drivers/net/e1000e/netdev.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c index 9048f8e..da6b37e 100644 --- a/drivers/net/e1000e/netdev.c +++ b/drivers/net/e1000e/netdev.c @@ -2826,6 +2826,8 @@ int e1000e_up(struct e1000_adapter *adapter) e1000_configure_msix(adapter); e1000_irq_enable(adapter); + netif_wake_queue(adapter->netdev); + /* fire a link change interrupt to start the watchdog */ ew32(ICS, E1000_ICS_LSC); return 0; @@ -2848,7 +2850,7 @@ void e1000e_down(struct e1000_adapter *adapter) ew32(RCTL, rctl & ~E1000_RCTL_EN); /* flush and sleep below */ - netif_tx_stop_all_queues(netdev); + netif_stop_queue(netdev); /* disable transmits in the hardware */ tctl = er32(TCTL); @@ -3130,7 +3132,7 @@ static int e1000_open(struct net_device *netdev) e1000_irq_enable(adapter); - netif_tx_start_all_queues(netdev); + netif_start_queue(netdev); /* fire a link status change interrupt to start the watchdog */ ew32(ICS, E1000_ICS_LSC); @@ -3600,7 +3602,6 @@ static void e1000_watchdog_task(struct work_struct *work) phy->ops.cfg_on_link_up(hw); netif_carrier_on(netdev); - netif_tx_wake_all_queues(netdev); if (!test_bit(__E1000_DOWN, &adapter->state)) mod_timer(&adapter->phy_info_timer, @@ -3614,7 +3615,6 @@ static void e1000_watchdog_task(struct work_struct *work) printk(KERN_INFO "e1000e: %s NIC Link is Down\n", adapter->netdev->name); netif_carrier_off(netdev); - netif_tx_stop_all_queues(netdev); if (!test_bit(__E1000_DOWN, &adapter->state)) mod_timer(&adapter->phy_info_timer, round_jiffies(jiffies + 2 * HZ)); |