Re: [PATCHv2 0/3] clocksource: add db8500 PRCMU timer
From: Mattias Wallin
Date: Thu Jun 02 2011 - 06:19:18 EST
On 06/02/2011 11:46 AM, Russell King - ARM Linux wrote:
Why don't we just find a way of fixing sched_clock so that the valueEven if the value isn't reset during suspend/resume we want the
clocksource to keep counting. Or is it ok to have the clocksource stop
or freeze during suspend?
doesn't reset over a suspend/resume cycle?
Then we have cpuidle. Is it ok to stop/freeze the timer during cpuidle
My view is that sched_clock and the clocksource read should return the
time since boot and keep counting during sleep and suspend. (In this
case we use the same timer for both sched_clk and clocksource.)
IOW, lets fix the problemI agree that fixing it for everyone would be better and I can give it a
try if I get pointed in the right direction.
for_everyone_ rather than only fixing it for one platform at a time.
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/