Re: [RESEND PATCH V3 3/8] perf/x86/intel: Support hardware TopDown metrics

Andi Kleen
2019-08-28T16:17:56Z

> This really doesn't make sense to me; if you set FIXED_CTR3 := 0, you'll
> never trigger the overflow there; this then seems to suggest the actual

The 48bit counter might overflow in a few hours.

-Andi