diff options
Diffstat (limited to 'drivers/net/e1000/e1000_main.c')
| -rw-r--r-- | drivers/net/e1000/e1000_main.c | 21 |
1 files changed, 9 insertions, 12 deletions
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c index e60faabe902..5c61b921ca7 100644 --- a/drivers/net/e1000/e1000_main.c +++ b/drivers/net/e1000/e1000_main.c @@ -3769,7 +3769,7 @@ static int e1000_clean(struct napi_struct *napi, int budget) adapter->clean_rx(adapter, &adapter->rx_ring[0], &work_done, budget); - if (tx_cleaned) + if (!tx_cleaned) work_done = budget; /* If budget not fully consumed, exit the polling mode */ @@ -3796,15 +3796,16 @@ static bool e1000_clean_tx_irq(struct e1000_adapter *adapter, struct e1000_buffer *buffer_info; unsigned int i, eop; unsigned int count = 0; - bool cleaned = false; + bool cleaned; unsigned int total_tx_bytes=0, total_tx_packets=0; i = tx_ring->next_to_clean; eop = tx_ring->buffer_info[i].next_to_watch; eop_desc = E1000_TX_DESC(*tx_ring, eop); - while (eop_desc->upper.data & cpu_to_le32(E1000_TXD_STAT_DD)) { - for (cleaned = false; !cleaned; ) { + while ((eop_desc->upper.data & cpu_to_le32(E1000_TXD_STAT_DD)) && + (count < tx_ring->count)) { + for (cleaned = false; !cleaned; count++) { tx_desc = E1000_TX_DESC(*tx_ring, i); buffer_info = &tx_ring->buffer_info[i]; cleaned = (i == eop); @@ -3827,10 +3828,6 @@ static bool e1000_clean_tx_irq(struct e1000_adapter *adapter, eop = tx_ring->buffer_info[i].next_to_watch; eop_desc = E1000_TX_DESC(*tx_ring, eop); -#define E1000_TX_WEIGHT 64 - /* weight of a sort for tx, to avoid endless transmit cleanup */ - if (count++ == E1000_TX_WEIGHT) - break; } tx_ring->next_to_clean = i; @@ -3852,8 +3849,8 @@ static bool e1000_clean_tx_irq(struct e1000_adapter *adapter, /* Detect a transmit hang in hardware, this serializes the * check with the clearing of time_stamp and movement of i */ adapter->detect_tx_hung = false; - if (tx_ring->buffer_info[eop].time_stamp && - time_after(jiffies, tx_ring->buffer_info[eop].time_stamp + + if (tx_ring->buffer_info[i].time_stamp && + time_after(jiffies, tx_ring->buffer_info[i].time_stamp + (adapter->tx_timeout_factor * HZ)) && !(er32(STATUS) & E1000_STATUS_TXOFF)) { @@ -3875,7 +3872,7 @@ static bool e1000_clean_tx_irq(struct e1000_adapter *adapter, readl(hw->hw_addr + tx_ring->tdt), tx_ring->next_to_use, tx_ring->next_to_clean, - tx_ring->buffer_info[eop].time_stamp, + tx_ring->buffer_info[i].time_stamp, eop, jiffies, eop_desc->upper.fields.status); @@ -3886,7 +3883,7 @@ static bool e1000_clean_tx_irq(struct e1000_adapter *adapter, adapter->total_tx_packets += total_tx_packets; adapter->net_stats.tx_bytes += total_tx_bytes; adapter->net_stats.tx_packets += total_tx_packets; - return cleaned; + return (count < tx_ring->count); } /** |