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Message-ID: <20240617182548.2uqh2yawjucxhsqh@desk>
Date: Mon, 17 Jun 2024 11:25:48 -0700
From: Pawan Gupta <pawan.kumar.gupta@...ux.intel.com>
To: Dave Hansen <dave.hansen@...el.com>
Cc: Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>,
Borislav Petkov <bp@...en8.de>,
Dave Hansen <dave.hansen@...ux.intel.com>, x86@...nel.org,
daniel.sneddon@...ux.intel.com, tony.luck@...el.com,
linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org,
linux-perf-users@...r.kernel.org,
Josh Poimboeuf <jpoimboe@...nel.org>,
Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>,
"Rafael J. Wysocki" <rafael@...nel.org>,
Ricardo Neri <ricardo.neri-calderon@...ux.intel.com>,
"Liang, Kan" <kan.liang@...ux.intel.com>,
Andrew Cooper <andrew.cooper3@...rix.com>
Subject: Re: [PATCH PATCH 3/9] perf/x86/intel: Use topology_cpu_type() to get
cpu-type
On Mon, Jun 17, 2024 at 11:17:35AM -0700, Dave Hansen wrote:
> On 6/17/24 11:09, Pawan Gupta wrote:
> >> Is this trying to make the case that get_this_hybrid_cpu_type() and
> >> topology_cpu_type() are equivalent or pointing out a difference?
> > Pointing out a difference. get_this_hybrid_cpu_type() misses a case when
> > cpu-type is enumerated regardless of X86_FEATURE_HYBRID_CPU. I don't think
> > checking for the hybrid feature is necessary here, because there is an
> > existing fixup for this case:
>
> OK, that makes sense. Could you include that in the changelog, please?
Sure.
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