From: Paolo Bonzini <pbonzini@redhat.com>
To: Jim Mattson <jmattson@google.com>
Cc: Sean Christopherson <seanjc@google.com>,
linux-kernel@vger.kernel.org, kvm@vger.kernel.org
Subject: Re: [PATCH] KVM: x86: Provide a capability to disable APERF/MPERF read intercepts
Date: Fri, 14 Mar 2025 16:34:48 +0100 [thread overview]
Message-ID: <f10cef8c-107f-4eb6-87bc-3d704f663c3e@redhat.com> (raw)
In-Reply-To: <CALMp9eRYvPJ5quwa7Dr1GgjPpmZVm+6TM_fkhA6KbVAdMsGH7g@mail.gmail.com>
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
prev parent reply other threads:[~2025-03-14 15:34 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-25 0:45 Jim Mattson
2025-03-13 20:40 ` Jim Mattson
2025-03-14 13:59 ` Sean Christopherson
2025-03-14 15:07 ` Paolo Bonzini
2025-03-14 15:33 ` Jim Mattson
2025-03-14 15:34 ` Paolo Bonzini [this message]
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