[PATCH] e1000: Use deferrable timer for watchdog

From: Parag Warudkar
Date: Tue Dec 18 2007 - 20:47:15 EST



Use deferrable timer for watchdog. Reduces wakeups from idle per second.

Signed-off-by: Parag Warudkar <parag.warudkar@xxxxxxxxx>

--- linux-2.6/drivers/net/e1000/e1000_main.c 2007-12-07 10:04:39.000000000 -0500
+++ linux-2.6-work/drivers/net/e1000/e1000_main.c 2007-12-18 20:38:38.000000000 -0500
@@ -1030,7 +1030,7 @@
adapter->tx_fifo_stall_timer.function = &e1000_82547_tx_fifo_stall;
adapter->tx_fifo_stall_timer.data = (unsigned long) adapter;

- init_timer(&adapter->watchdog_timer);
+ init_timer_deferrable(&adapter->watchdog_timer);
adapter->watchdog_timer.function = &e1000_watchdog;
adapter->watchdog_timer.data = (unsigned long) adapter;

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