TODO:
- Use of kmem_cache seems a bit unusual
- - It's too late stopping the tx queue when there is no room for the current packet. The condition should be detected for the next packet.
Please send patches to:
Greg Kroah-Hartman <gregkh@suse.de>
int et131x_send_packets(struct sk_buff *skb, struct net_device *netdev)
{
int status = 0;
- struct et131x_adapter *adapter = NULL;
-
- adapter = netdev_priv(netdev);
+ struct et131x_adapter *adapter = netdev_priv(netdev);
/* Send these packets
*
static int et131x_tx(struct sk_buff *skb, struct net_device *netdev)
{
int status = 0;
+ struct et131x_adapter *adapter = netdev_priv(netdev);
+
+ /* stop the queue if it's getting full */
+ if(adapter->tx_ring.used >= NUM_TCB - 1 && !netif_queue_stopped(netdev))
+ netif_stop_queue(netdev);
/* Save the timestamp for the TX timeout watchdog */
netdev->trans_start = jiffies;
/* Check status and manage the netif queue if necessary */
if (status != 0) {
if (status == -ENOMEM) {
- /* Put the queue to sleep until resources are
- * available
- */
- netif_stop_queue(netdev);
status = NETDEV_TX_BUSY;
} else {
status = NETDEV_TX_OK;