* [Patch 5/16 2.5] ixgb: Condition that determines when to quit polling mode includes work done in Tx path
@ 2004-10-15 13:54 Ganesh Venkatesan
2004-10-15 17:04 ` Jeff Garzik
0 siblings, 1 reply; 2+ messages in thread
From: Ganesh Venkatesan @ 2004-10-15 13:54 UTC (permalink / raw)
To: jgarzik@pobox.com; +Cc: netdev
diff -up net-drivers-2.6/drivers/net/ixgb/ixgb_main.c net-drivers-2.6/drivers/net/ixgb.new/ixgb_main.c
--- net-drivers-2.6/drivers/net/ixgb/ixgb_main.c 2004-10-05 15:50:18.000000000 -0700
+++ net-drivers-2.6/drivers/net/ixgb.new/ixgb_main.c 2004-10-05 17:55:48.000000000 -0700
@@ -1640,15 +1640,18 @@ static irqreturn_t ixgb_intr(int irq, vo
{
struct ixgb_adapter *adapter = netdev->priv;
int work_to_do = min(*budget, netdev->quota);
+ int tx_cleaned;
int work_done = 0;
-
- ixgb_clean_tx_irq(adapter);
+
+ tx_cleaned = ixgb_clean_tx_irq(adapter);
ixgb_clean_rx_irq(adapter, &work_done, work_to_do);
*budget -= work_done;
netdev->quota -= work_done;
-
- if (work_done < work_to_do || !netif_running(netdev)) {
+
+ /* if no Rx and Tx cleanup work was done, exit the polling mode */
+ if(!tx_cleaned || (work_done < work_to_do) ||
+ !netif_running(netdev)) {
netif_rx_complete(netdev);
/* RAIDC will be automatically restarted by irq_enable */
ixgb_irq_enable(adapter);
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [Patch 5/16 2.5] ixgb: Condition that determines when to quit polling mode includes work done in Tx path
2004-10-15 13:54 [Patch 5/16 2.5] ixgb: Condition that determines when to quit polling mode includes work done in Tx path Ganesh Venkatesan
@ 2004-10-15 17:04 ` Jeff Garzik
0 siblings, 0 replies; 2+ messages in thread
From: Jeff Garzik @ 2004-10-15 17:04 UTC (permalink / raw)
To: Ganesh Venkatesan; +Cc: netdev
patch applied
^ permalink raw reply [flat|nested] 2+ messages in thread
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2004-10-15 13:54 [Patch 5/16 2.5] ixgb: Condition that determines when to quit polling mode includes work done in Tx path Ganesh Venkatesan
2004-10-15 17:04 ` Jeff Garzik
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