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by aleden
3238 days ago
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I am wondering why this isn't getting more attention. > It appears that the Ryzen PMU just isn't quite accurate enough :-(. rr
> might work OK for some kinds of usage but I wouldn't recommend it.
>
> I'll land the patches I have with a warning for Ryzen users that things
> won't be reliable. Can someone with a technical understanding describe what's going on here?
Is this a flat-out bug- or does the x86 architecture spec allow for this? |
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