[PATCH] sch_generic.c: Make dev_watchdog use deferrable timer

From: Parag Warudkar
Date: Tue Dec 18 2007 - 20:04:43 EST



Reduces the number of wakeups from idle per second, makes powertop happy.

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

--- linux-2.6/net/sched/sch_generic.c 2007-12-07 10:04:43.000000000 -0500
+++ linux-2.6-work/net/sched/sch_generic.c 2007-12-16 17:57:05.000000000 -0500
@@ -213,7 +213,7 @@

static void dev_watchdog_init(struct net_device *dev)
{
- init_timer(&dev->watchdog_timer);
+ init_timer_deferrable(&dev->watchdog_timer);
dev->watchdog_timer.data = (unsigned long)dev;
dev->watchdog_timer.function = dev_watchdog;
}
--
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