Re: [PATCH 07/12] time: Try to catch clocksource delta underflows

2015-03-07 Thread Ingo Molnar
* John Stultz wrote: > In the case where there is a broken clocksource > where there are multiple actual clocks that > aren't perfectly aligned, we may see small "negative" > deltas when we subtract now from cycle_last. So this is a typical example where putting argument references is really h

[PATCH 07/12] time: Try to catch clocksource delta underflows

2015-03-06 Thread John Stultz
In the case where there is a broken clocksource where there are multiple actual clocks that aren't perfectly aligned, we may see small "negative" deltas when we subtract now from cycle_last. The values are actually negative with respect to the clocksource mask value, not necessarily negative if ca

[PATCH 07/12] time: Try to catch clocksource delta underflows

2015-01-22 Thread John Stultz
In the case where there is a broken clocksource where there are multiple actual clocks that aren't perfectly aligned, we may see small "negative" deltas when we subtract now from cycle_last. The values are actually negative with respect to the clocksource mask value, not necessarily negative if ca