Re: [PATCH kvm/queue v2 2/3] perf: x86/core: Add interface to query perfmon_event_map[] directly

From: Jim Mattson
Date: Sat Feb 12 2022 - 18:32:50 EST


On Wed, Feb 9, 2022 at 10:57 AM Dave Hansen <dave.hansen@xxxxxxxxx> wrote:

> Does SGX cause problem for these people? It can create some of the same
> collection gaps:
>
> performance monitoring activities are suppressed when entering
> an opt-out (of performance monitoring) enclave.

There's our precedent!