Re: [PATCH v4 0/6] KVM: x86/vPMU: Efficiency optimization by reusing last created perf_event

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Subject: Re: [PATCH v4 0/6] KVM: x86/vPMU: Efficiency optimization by reusing last created perf_event
From: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Date: Mon, 28 Oct 2019 17:43:24 +0100
Cc: Paolo Bonzini <pbonzini@xxxxxxxxxx>, Sean Christopherson <sean.j.christopherson@xxxxxxxxx>, Jim Mattson <jmattson@xxxxxxxxxx>, Wanpeng Li <wanpengli@xxxxxxxxxxx>, Alexander Shishkin <alexander.shishkin@xxxxxxxxxxxxxxx>, Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>, Borislav Petkov <bp@xxxxxxxxx>, Ingo Molnar <mingo@xxxxxxxxxx>, Jiri Olsa <jolsa@xxxxxxxxxx>, Joerg Roedel <joro@xxxxxxxxxx>, Namhyung Kim <namhyung@xxxxxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxxxxx>, Vitaly Kuznetsov <vkuznets@xxxxxxxxxx>, kan.liang@xxxxxxxxx, wei.w.wang@xxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, kvm@xxxxxxxxxxxxxxx
In-reply-to: <20191027105243.34339-1-like.xu@linux.intel.com>
References: <20191027105243.34339-1-like.xu@linux.intel.com>
User-agent: Mutt/1.10.1 (2018-07-13)

On Sun, Oct 27, 2019 at 06:52:37PM +0800, Like Xu wrote:
> For perf subsystem, please help review first two patches.

> Like Xu (6):
>   perf/core: Provide a kernel-internal interface to recalibrate event
>     period
>   perf/core: Provide a kernel-internal interface to pause perf_event

Acked-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx>

Follow-Ups:
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  - From: Like Xu

References:
- [PATCH v4 0/6] KVM: x86/vPMU: Efficiency optimization by reusing last created perf_event
  - From: Like Xu

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