linux-kernel - Re: [PATCH 1/2] perf/x86/intel: Add PMU support for WildcatLake

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Message-ID: <20251029101146.GG3419281@noisy.programming.kicks-ass.net>
Date: Wed, 29 Oct 2025 11:11:46 +0100
From: Peter Zijlstra <peterz@...radead.org>
To: "Mi, Dapeng" <dapeng1.mi@...ux.intel.com>
Cc: Ingo Molnar <mingo@...hat.com>,
	Arnaldo Carvalho de Melo <acme@...nel.org>,
	Namhyung Kim <namhyung@...nel.org>, Ian Rogers <irogers@...gle.com>,
	Adrian Hunter <adrian.hunter@...el.com>,
	Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
	Kan Liang <kan.liang@...ux.intel.com>,
	Andi Kleen <ak@...ux.intel.com>,
	Eranian Stephane <eranian@...gle.com>, linux-kernel@...r.kernel.org,
	linux-perf-users@...r.kernel.org, Dapeng Mi <dapeng1.mi@...el.com>
Subject: Re: [PATCH 1/2] perf/x86/intel: Add PMU support for WildcatLake

On Wed, Oct 29, 2025 at 05:58:38PM +0800, Mi, Dapeng wrote:
> 
> On 9/8/2025 2:16 PM, Dapeng Mi wrote:
> > WildcatLake is a variant of PantherLake and shares same PMU features,
> > so directly reuse Pantherlake's code to enable PMU features for
> > WildcatLake.
> >
> > Signed-off-by: Dapeng Mi <dapeng1.mi@...ux.intel.com>
> > ---
> >  arch/x86/events/intel/core.c | 1 +
> >  1 file changed, 1 insertion(+)
> >
> > diff --git a/arch/x86/events/intel/core.c b/arch/x86/events/intel/core.c
> > index 28f5468a6ea3..fe65be0b9d9c 100644
> > --- a/arch/x86/events/intel/core.c
> > +++ b/arch/x86/events/intel/core.c
> > @@ -7596,6 +7596,7 @@ __init int intel_pmu_init(void)
> >  		break;
> >  
> >  	case INTEL_PANTHERLAKE_L:
> > +	case INTEL_WILDCATLAKE_L:
> >  		pr_cont("Pantherlake Hybrid events, ");
> >  		name = "pantherlake_hybrid";
> >  		goto lnl_common;
> >
> > base-commit: 16ed389227651330879e17bd83d43bd234006722
> 
> Hi Peter,
> 
> Wildcat Lake is a variant of Panther Lake, it shares same PMU capabilities
> with Panther Lake. Could you please review this small patch-set? If no
> issue, could you please merge this patch-set? Thanks.

Yes, sorry, got lost. Let me go queue them momentarily. Thanks!