Messages in this thread | | | Date | Tue, 23 Oct 2012 00:28:32 +0200 | Subject | Re: [PATCH] arm: sched: stop sched_clock() during suspend | From | Linus Walleij <> |
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On Mon, Oct 22, 2012 at 7:05 PM, Kevin Hilman <khilman@deeprootsystems.com> wrote:
> However, in light of RT throttling, this a correctness issue for process > accounting, so I agree that this should be done for all platforms > instead of providing an optional 'needs suspend' version of the API, > even though it means printk times no longer reflect time spent > suspended.
Maybe we should get printk() to use the best clocksource instead.
The reason AFAICT that printk() is using sched_clock() is that it's supposed to be fast. But now it seems that it's not going to return what printk() needs anymore.
(Dragging Stultz & Gleixner into this...)
Yours, Linus Walleij
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