Messages in this thread | | | Date | Mon, 6 Feb 2012 15:31:00 +0100 | Subject | Re: [BUG] perf: perf sched warning possibly due to clock granularity on AMD | From | Stephane Eranian <> |
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On Mon, Feb 6, 2012 at 3:26 PM, Peter Zijlstra <peterz@infradead.org> wrote: > On Mon, 2012-02-06 at 14:25 +0100, Stephane Eranian wrote: >> In summary, two issues: >> - Why is sched_clock_stable not set or even tested on recent AMD systems? > > I'll leave that for Robert to answer, also added Boris to the CC, him > know AMD bits too. > Ok, good.
>> - perf should not rely on fine granularity timestamps in the re-ordering code > > Uhm, what else is there? I understand your point. I don't quite understand what the code is supposed to do for odered samples. I'd like Arnaldo to explain this warning first. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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