diff options
| author | Alexander Duyck <alexander.h.duyck@intel.com> | 2011-08-26 07:45:26 +0000 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2011-10-07 22:35:50 -0700 |
| commit | 6ad4edfcd7b6321da34e7cd0c88dd97adddd7f57 (patch) | |
| tree | 484ed5fad188cf3014be9a89773e8fbb6ad7430b /drivers/net/ethernet/intel/igb/igb_main.c | |
| parent | 81c2fc22323f461aee30cf7028a79eb67426e4b6 (diff) | |
igb: avoid unnecessary conversions from u16 to int
There are a number of places where we have values that are stored as u16
but are being converted to int unnecessarily. In order to avoid that we
should convert all variables that deal with the next_to_clean, next_to_use,
and count to u16 values.
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/igb/igb_main.c')
| -rw-r--r-- | drivers/net/ethernet/intel/igb/igb_main.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index 287be855107a..3a5c75dda526 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -338,14 +338,13 @@ static void igb_dump(struct igb_adapter *adapter) struct net_device *netdev = adapter->netdev; struct e1000_hw *hw = &adapter->hw; struct igb_reg_info *reginfo; - int n = 0; struct igb_ring *tx_ring; union e1000_adv_tx_desc *tx_desc; struct my_u0 { u64 a; u64 b; } *u0; struct igb_ring *rx_ring; union e1000_adv_rx_desc *rx_desc; u32 staterr; - int i = 0; + u16 i, n; if (!netif_msg_hw(adapter)) return; @@ -3239,7 +3238,7 @@ static void igb_clean_tx_ring(struct igb_ring *tx_ring) { struct igb_tx_buffer *buffer_info; unsigned long size; - unsigned int i; + u16 i; if (!tx_ring->tx_buffer_info) return; @@ -4355,7 +4354,7 @@ dma_error: tx_ring->next_to_use = i; } -static int __igb_maybe_stop_tx(struct igb_ring *tx_ring, int size) +static int __igb_maybe_stop_tx(struct igb_ring *tx_ring, const u16 size) { struct net_device *netdev = tx_ring->netdev; @@ -4381,7 +4380,7 @@ static int __igb_maybe_stop_tx(struct igb_ring *tx_ring, int size) return 0; } -static inline int igb_maybe_stop_tx(struct igb_ring *tx_ring, int size) +static inline int igb_maybe_stop_tx(struct igb_ring *tx_ring, const u16 size) { if (igb_desc_unused(tx_ring) >= size) return 0; |