diff options
Diffstat (limited to 'drivers/net/igb/igb_main.c')
| -rw-r--r-- | drivers/net/igb/igb_main.c | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c index 4d4ab87aeab..9911b3aaed3 100644 --- a/drivers/net/igb/igb_main.c +++ b/drivers/net/igb/igb_main.c @@ -2943,7 +2943,6 @@ static void igb_watchdog_task(struct work_struct *work) watchdog_task); struct e1000_hw *hw = &adapter->hw; struct net_device *netdev = adapter->netdev; - struct igb_ring *tx_ring = adapter->tx_ring; u32 link; int i; @@ -3013,22 +3012,24 @@ static void igb_watchdog_task(struct work_struct *work) igb_update_stats(adapter); igb_update_adaptive(hw); - if (!netif_carrier_ok(netdev)) { - if (igb_desc_unused(tx_ring) + 1 < tx_ring->count) { + for (i = 0; i < adapter->num_tx_queues; i++) { + struct igb_ring *tx_ring = &adapter->tx_ring[i]; + if (!netif_carrier_ok(netdev)) { /* We've lost link, so the controller stops DMA, * but we've got queued Tx work that's never going * to get done, so reset controller to flush Tx. * (Do the reset outside of interrupt context). */ - adapter->tx_timeout_count++; - schedule_work(&adapter->reset_task); - /* return immediately since reset is imminent */ - return; + if (igb_desc_unused(tx_ring) + 1 < tx_ring->count) { + adapter->tx_timeout_count++; + schedule_work(&adapter->reset_task); + /* return immediately since reset is imminent */ + return; + } } - } - /* Force detection of hung controller every watchdog period */ - for (i = 0; i < adapter->num_tx_queues; i++) - adapter->tx_ring[i].detect_tx_hung = true; + /* Force detection of hung controller every watchdog period */ + tx_ring->detect_tx_hung = true; + } /* Cause software interrupt to ensure rx ring is cleaned */ if (adapter->msix_entries) { |