From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=216.40.44.15 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1792699240; b=NE/1Q6/cbnDk6eFGHqxuRiygKoIkFruc+dh2JRU84jlW4Daw3W2ZVrBB6URYvOPx0s7t R/QjRxjIZQ0BLVSDBWrQ/Pc+zPmkH7d1lgOUOdCZTEqsfDQpznPJpjUnUNx6tDlW8cymj BzZFOzg3qxiJvk8Ud1b8X7IhQzPit2QWXP02icd7QwMYSK8sW/LxCdArV0IPDEJW6avfD dISGltigixd2JBvI+OcERBZb7PjzI7oE6hPIuLsqVV66Vf7v6MHUv+0o80L1xiRtwdVm7 D9o0iMNaPrtuRdy2gx+Rb9AmEeL+GWfodA3+JNMVEqhHDqqRbcwyDAIl7YXE8OgctKA== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1792699240; h=DMARC-Filter:Received:Received:Date:From:To:Cc:Subject:Message-ID: In-Reply-To:References:X-Mailer:MIME-Version:Content-Type: Content-Transfer-Encoding:X-Rspamd-Server:X-Rspamd-Queue-Id: X-Stat-Signature:X-Spam-Status:X-Session-Marker:X-Session-ID: DKIM-Signature:X-HE-Tag:X-HE-Meta; bh=2netZtz4Kj0wMujiC7ldS8qx5V3GT+iMRLxNo3bLj/c=; b=DpWTUXUEB42CjLs46hiRSEdLRPtGYk6XTNXowZJVRCEtjl8oF6O22R4d4tEhHbKB/HEb gEhlgRGHtLJoiEAhoPFsO8oFo7Glw33HmhAmAMPCjN+PjAm/TEVTtFF2zHdacMzMLs3eB Q5ezz9zg/h0xiNPPPTeBoJcPrCRqmLMG4dz20spooLjXbU4+Ew2whPnUAcNDrVzPJVPel 9/ICfWC28D8UF1loUVrV0sFk35a+IWsYY2mhk8lDxMZPsaivoH/Gob0/Cz/MmM9Wp/zRt jMkiZPH4DimZh+lMJM4UxB5JhTASIxywQ1dAOxLRfu2/y6VDGB4zgTgTUsiEJQ9xa+w== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass header.from=goodmis.org; spf=pass smtp.mailfrom=goodmis.org; dkim=pass header.d=goodmis.org header.i=@goodmis.org header.a=rsa-sha256 header.s=dkim1 header.b=q68wAdqz; arc=none smtp.remote-ip=216.40.44.15 Received: from relay.hostedemail.com (smtprelay0015.hostedemail.com [216.40.44.15]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 92703606A31A; Thu, 22 Oct 2026 20:00:39 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org 92703606A31A Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=goodmis.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=goodmis.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key, unprotected) header.d=goodmis.org header.i=@goodmis.org header.a=rsa-sha256 header.s=dkim1 header.b=q68wAdqz Received: from omf03.hostedemail.com (lb01a-stub [10.200.18.249]) by unirelay01.hostedemail.com (Postfix) with ESMTP id 8FCCB1C1E2F; Thu, 22 Oct 2026 20:00:37 +0000 (UTC) Received: from [HIDDEN] (Authenticated sender: rostedt@goodmis.org) by omf03.hostedemail.com (Postfix) with ESMTPA id 658886000E; Thu, 22 Oct 2026 20:00:35 +0000 (UTC) Date: Thu, 22 Oct 2026 16:00:34 -0400 From: Steven Rostedt To: "Wysocki, Rafael J" Cc: Linux Trace Kernel , "Mario Limonciello (AMD)" , Eiichi Tsukata , Julia Lawall , LKML Subject: Re: [PATCH] cpuidle: haltpoll: Only define guest_halt_poll_ns tracepoint when used Message-ID: <20261022160034.701ae74d@gandalf.local.home> In-Reply-To: References: <20261022153359.2433474b@gandalf.local.home> X-Mailer: Claws Mail 3.20.0git84 (GTK+ 2.24.33; x86_64-pc-linux-gnu) X-Mailing-List: linux-trace-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Rspamd-Server: rspamout05 X-Rspamd-Queue-Id: 658886000E X-Stat-Signature: z13oubcnwnwyzrifkym18ja5g7agof4x X-Session-Marker: 726F737465647440676F6F646D69732E6F7267 X-Session-ID: U2FsdGVkX18I45iPFD4Ur1ZyF9bhKRse9iLI3R25q/s= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=goodmis.org; h=date:from:to:cc:subject:message-id:in-reply-to:references:mime-version:content-type:content-transfer-encoding; s=dkim1; bh=2netZtz4Kj0wMujiC7ldS8qx5V3GT+iMRLxNo3bLj/c=; b=q68wAdqzU7C/mEoofHGAvuTjC/hCkS2+BdTBA6Flv6Kic6oP5Gy9DXAs1AlgLEvz7Pl0qcaqDsQSYQCR73COQKZLXvz5Qqju1iUvUrNBDk6eKZI0fgvOYG/OfZKjCJJGEPOHZ1PRqePqtVDCJVbGcNH7RdOmHKdTb0IsxTpufOQ= X-HE-Tag: 1792699235-498473 X-HE-Meta: U2FsdGVkX1/u5LDf6egGTlGCuo7G7/Uyo8IbG17/AVS/mucPxWsOxIHbvLs2OpiGxp4p94gmfdx1yxZdaDkCgxyqsjVhbsa8snv7WDXIWFheeIjYC++xsBpRxzgvrtrVQVLPPpGkkPkd5RhxhVIUyTA1uZp31FVQVbxiI5rwG10He2hoWTpiTF7C0GysrIQ47dbwUR8vEXneesrRzXmI6fwAJsw7ewLkalPzBhwkqFrgpv0FA8RJT51g1FemT2u3a3MQsxNDFVxJk632Z9k3MpmMOwObttw6Ef2mJUT3aVVHdH+2+HevL4RCXDw47vqd65kLxtcEf8wMo7YbMTy88xsrF7TWsIh2bpafc61lmezU5eRIRdO2yj9ZtFKRW2PRjk/JY68xTunNOVZIp42RTg== On Thu, 22 Oct 2026 21:54:09 +0200 "Wysocki, Rafael J" wrote: > On 10/22/2026 9:33 PM, Steven Rostedt wrote: > > From: Steven Rostedt > > > > Tracepoints that are defined take up around 5K each, even if they are not > > used. 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? -- Steve