Re: [PATCH] KVM: x86: Provide a capability to disable APERF/MPERF read intercepts

From: Paolo Bonzini
Date: Fri Mar 14 2025 - 11:36:20 EST


On 3/14/25 16:33, Jim Mattson wrote:
It would be simpler for userspace to be able to say "if the bit is there
then enable it and make it visible through CPUID".
Good point. I'll take care of that in v2.

I feel like I am abandoning my principles with this patch, but as long
as you and Sean are on-board, I will do what needs to be done.

True, but there's a time for that as well. As long as it's not enabled by default, stuff like this (or even quirks that _are_ enabled by default) has its place.

Paolo