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Message-ID: <aI1OefS8b9vfHyu9@google.com>
Date: Fri, 1 Aug 2025 16:32:09 -0700
From: Sean Christopherson <seanjc@...gle.com>
To: Dapeng Mi <dapeng1.mi@...ux.intel.com>
Cc: Sandipan Das <sandipan.das@....com>, Mingwei Zhang <mizhang@...gle.com>,
Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...hat.com>,
Arnaldo Carvalho de Melo <acme@...nel.org>, Namhyung Kim <namhyung@...nel.org>,
Paolo Bonzini <pbonzini@...hat.com>, Mark Rutland <mark.rutland@....com>,
Alexander Shishkin <alexander.shishkin@...ux.intel.com>, Jiri Olsa <jolsa@...nel.org>,
Ian Rogers <irogers@...gle.com>, Adrian Hunter <adrian.hunter@...el.com>, Liang@...gle.com,
Kan <kan.liang@...ux.intel.com>, "H. Peter Anvin" <hpa@...or.com>,
linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org,
kvm@...r.kernel.org, linux-kselftest@...r.kernel.org,
Yongwei Ma <yongwei.ma@...el.com>, Xiong Zhang <xiong.y.zhang@...ux.intel.com>,
Jim Mattson <jmattson@...gle.com>, Zide Chen <zide.chen@...el.com>,
Eranian Stephane <eranian@...gle.com>, Shukla Manali <Manali.Shukla@....com>,
Nikunj Dadhania <nikunj.dadhania@....com>
Subject: Re: [PATCH v4 20/38] KVM: x86/pmu: Check if mediated vPMU can
intercept rdpmc
On Wed, Jul 30, 2025, Dapeng Mi wrote:
>
> On 7/30/2025 8:38 AM, Sean Christopherson wrote:
> > On Tue, Jul 29, 2025, Dapeng Mi wrote:
> >> BTW, Sean, may I know your plan about the mediated vPMU v5 patch set? Thanks.
> > I'll get it out this week (hopefully tomorrow).
>
> Thumbs up! Thanks.
I lied, I'm not going to get it out until Monday. Figuring out how to deal with
instruction emulation in the fastpath VM-Exit handlers took me longer than I was
hoping/expecting.
It's fully tested, and I have all but one changelog written, but I'm out of time
for today (I made a stupid goof (inverted a !) that cost me an ~hour today, *sigh*).
Unless I get hit by a meteor, I'll get it out Monday.
Sorry for the delay. :-/
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