Messages in this thread | | | From | "Rafael J. Wysocki" <> | Subject | Re: TSC not updating after resume: Bug or Feature? | Date | Thu, 18 Dec 2008 23:19:56 +0100 |
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On Thursday, 18 of December 2008, Ingo Molnar wrote: > > * Peter Zijlstra <peterz@infradead.org> wrote: > > > Rafael, would something like this explain why we had to revert Shaggy's > > patch?
Well, I have yet to understand what the suspend-resume of the timekeeping code actually does.
The original description sounds worrisome to me, it looks like we've overlooked something at least.
> > His patch fixes the backward motion filter and I'm at an utter > > loss why that would break suspend. > > yes, i'd love to have this commit reinstated: > > 5b7dba4: sched_clock: prevent scd->clock from moving backwards > > and the bug triggered by hibernation fixed instead.
Shaggy said he had an idea of what was wrong, so I expect an updated version of the patch to appear.
Thanks, Rafael
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