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Thu, 22 Oct 2026 20:02:11 +0000 Message-ID: <1fa2d09d-8ef2-4e38-88c5-2e71a68d5095@intel.com> Date: Thu, 22 Oct 2026 22:02:07 +0200 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] cpuidle: haltpoll: Only define guest_halt_poll_ns tracepoint when used To: Steven Rostedt CC: Linux Trace Kernel , "Mario Limonciello (AMD)" , Eiichi Tsukata , Julia Lawall , LKML References: <20261022153359.2433474b@gandalf.local.home> <20261022160034.701ae74d@gandalf.local.home> Content-Language: en-US From: "Wysocki, Rafael J" In-Reply-To: <20261022160034.701ae74d@gandalf.local.home> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit X-ClientProxiedBy: VIVP296CA0046.AUTP296.PROD.OUTLOOK.COM (2603:10a6:800:353::19) To DM3PPF63A6024A9.namprd11.prod.outlook.com (2603:10b6:f:fc00::f27) X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DM3PPF63A6024A9:EE_|DM4PR11MB7351:EE_ X-MS-Office365-Filtering-Correlation-Id: dd2054d4-2ced-49ed-375b-08df30775c31 X-LD-Processed: 46c98d88-e344-4ed4-8496-4ed7712e255d,ExtAddr X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|23010399003|1800799024|366016|56012099006|11063799006|4143699003|261009223027099003|261021121427099003|10067099003|18002099003|22082099003; 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When a tracepoint is used only in code when a specific config is >>> enabled, their definition must also be only defined when the same config >>> is enabled otherwise it wastes memory. >>> >>> The tracepoint guest_halt_poll_ns is only used when CONFIG_CPU_IDLE_GOV_HALTPOLL >>> is enabled. Guard the definition of that tracepoint with the same config. >>> >>> Fixes: 0da11bf0cab90 ("cpuidle: haltpoll: Add trace points for guest_halt_poll_ns grow/shrink") >>> Signed-off-by: Steven Rostedt >> Acked-by: Rafael J. Wysocki >> >> Thanks! > Want me to take this through my tree, or do you want to take it? Please feel free to take it. Rafael