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[35.233.212.167]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-3232577eb37sm1075365a91.13.2025.08.13.15.25.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 13 Aug 2025 15:25:34 -0700 (PDT) Date: Wed, 13 Aug 2025 22:25:30 +0000 From: Prashant Malani To: Beata Michalska Cc: Viresh Kumar , "Rafael J. Wysocki" , Jie Zhan , Ionela Voinescu , Ben Segall , Dietmar Eggemann , Ingo Molnar , Juri Lelli , open list , "open list:CPU FREQUENCY SCALING FRAMEWORK" , Mel Gorman , Peter Zijlstra , Steven Rostedt , Valentin Schneider , Vincent Guittot , z00813676 , sudeep.holla@arm.com Subject: Re: [PATCH v2 2/2] cpufreq: CPPC: Dont read counters for idle CPUs Message-ID: References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Hi Beata, On Aug 13 12:15, Beata Michalska wrote: > Ok, that's not really good. > Any chances on sharing which platform are you using ? Unfortunately I can't share that info ATM. But it's the ARM standard counters in FFH, so it should be reproducible on any platform that has that configuration for those AMU counters. > Remote debugging tends to be rather painful. Totally understand. I really appreciate your patience and help in figuring this out! Please LMK if there are any other experiments/patches you'd like me to try. BR, -Prashant