From: Like Xu <like.xu.linux@gmail.com>
To: Paolo Bonzini <pbonzini@redhat.com>, Jim Mattson <jmattson@google.com>
Cc: Sean Christopherson <seanjc@google.com>,
Vitaly Kuznetsov <vkuznets@redhat.com>,
Wanpeng Li <wanpengli@tencent.com>,
Joerg Roedel <joro@8bytes.org>,
kvm@vger.kernel.org, linux-kernel@vger.kernel.org,
Like Xu <likexu@tencent.com>,
linux-perf-users@vger.kernel.org
Subject: Re: [PATCH v2 1/6] KVM: x86/pmu: Setup pmc->eventsel for fixed PMCs
Date: Fri, 10 Dec 2021 18:20:36 +0800 [thread overview]
Message-ID: <0815b30f-c0e5-4261-df03-bd82d69b05c7@gmail.com> (raw)
In-Reply-To: <8ca78cd6-12ad-56c4-ad73-e88757364ba9@redhat.com>
On 10/12/2021 2:49 am, Paolo Bonzini wrote:
>
> or we modify find_fixed_event and its caller to support PERF_TYPE_RAW
> counters, and then add support for the IceLake TOPDOWN.SLOTS fixed
> counter.
It looks like the TOPDOWN approach from "Yasin Ahmad"
has recently been widely advertised among developers.
But I still need bandwidth to clean up some perf driver stuff
in order to enable topdown counter smoothly in the guest.
cc linux-perf-users@vger.kernel.org for user voices.
>
> What's your preference?
>
> Paolo
next prev parent reply other threads:[~2021-12-10 10:20 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-30 7:42 [PATCH v2 0/6] KVM: x86/pmu: Count two basic events for emulated instructions Like Xu
2021-11-30 7:42 ` [PATCH v2 1/6] KVM: x86/pmu: Setup pmc->eventsel for fixed PMCs Like Xu
2021-12-06 19:57 ` Jim Mattson
2021-12-09 18:49 ` Paolo Bonzini
2021-12-09 18:53 ` Jim Mattson
2021-12-09 18:57 ` Paolo Bonzini
2021-12-10 10:20 ` Like Xu [this message]
[not found] ` <CALMp9eTq8H_bJOVKwi_7j3Kum9RvW6o-G3zCLUFco1A1cvNrkQ@mail.gmail.com>
2021-12-07 6:07 ` Like Xu
2021-12-07 17:42 ` Jim Mattson
2021-11-30 7:42 ` [PATCH v2 2/6] KVM: x86/pmu: Refactoring find_arch_event() to pmc_perf_hw_id() Like Xu
2021-12-09 3:52 ` Jim Mattson
2021-12-09 8:11 ` Like Xu
2021-12-09 19:24 ` Paolo Bonzini
2022-02-05 1:55 ` Jim Mattson
2022-02-09 9:00 ` Like Xu
2022-02-09 19:30 ` Jim Mattson
2022-02-10 11:28 ` Like Xu
2022-02-11 9:56 ` Ravi Bangoria
2022-02-11 18:16 ` Jim Mattson
2022-02-14 10:14 ` Ravi Bangoria
2022-02-16 7:44 ` Like Xu
2022-02-16 11:24 ` Ravi Bangoria
2021-11-30 7:42 ` [PATCH v2 3/6] KVM: x86/pmu: Reuse pmc_perf_hw_id() and drop find_fixed_event() Like Xu
2021-12-09 3:58 ` Jim Mattson
2021-11-30 7:42 ` [PATCH v2 4/6] KVM: x86/pmu: Add pmc->intr to refactor kvm_perf_overflow{_intr}() Like Xu
2021-12-09 4:25 ` Jim Mattson
2021-12-09 8:28 ` Like Xu
2021-12-10 0:54 ` Jim Mattson
2021-12-10 9:35 ` Paolo Bonzini
2021-12-10 10:11 ` Like Xu
2021-12-10 22:55 ` Jim Mattson
2021-12-10 22:59 ` Paolo Bonzini
2021-12-10 23:31 ` Jim Mattson
2021-12-12 4:56 ` Jim Mattson
2021-12-13 6:37 ` Jim Mattson
2021-12-16 9:57 ` Like Xu
2021-12-16 17:52 ` Jim Mattson
2021-11-30 7:42 ` [PATCH v2 5/6] KVM: x86: Update vPMCs when retiring instructions Like Xu
2021-12-09 4:33 ` Jim Mattson
2021-12-09 8:44 ` Like Xu
2021-12-09 9:23 ` Like Xu
2021-11-30 7:42 ` [PATCH v2 6/6] KVM: x86: Update vPMCs when retiring branch instructions Like Xu
2021-12-09 4:40 ` Jim Mattson
2021-12-09 19:30 ` [PATCH v2 0/6] KVM: x86/pmu: Count two basic events for emulated instructions Paolo Bonzini
2021-12-16 10:14 ` Like Xu
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