From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793897079; b=2VKYAWZZqd9cq5chojAPxMeI3tPb5hePbDVpXcswQBUV7BvwFJFe73dJLOGoFMx2AzfI vgJ/2cSdG9w/JXcoZfv3jt4WE/NUI/tnQYi3eyM9NdZ0RtCQuNVQGbs4WG/leVwVTOHNi a8HKPYk572FVslP3XXfL3m0VH5JslKrbO1raxCySsfd0JDX15i9ml9Yizuug4suhsqbJm advwSpbldX3cHbPKqImOHZrsj5Y+QPxP+cpo3xIZ3A6B17QpJumNMrijJID4KFYdICYPt /ifs2+IHr8C6PAJBhrgXfs8w3suSzWZCGkkwb5iN7KWO/v4LgWXABwtyjASKFlsqorg== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793897079; h=Received:DKIM-Signature:Message-ID:Date:MIME-Version:User-Agent: Subject:To:Cc:References:From:Content-Language:Autocrypt:In-Reply-To: Content-Type:Content-Transfer-Encoding; bh=GbC7Iece9zSoootC12B+Bn/H8PC2Rlg/VwOOVmaQcoU=; b=M9/q/ACkOvIuearNalVc9fgBjQ2WwFn3a2nv/vKducYrlPe/Oa4JnLquUIDp1DR2Sg/B 3FSjHi2BE8DjBfwq/O9k4f2pbCPRTlwBnLMvgJYPn8LjaIkVYlVRksYxYuSLNftuWIcj+ bG4YEcB0vy8HZi5G0TjvH8P0IO32LJqdsqzdIj40ET3aQDCbtnF61NyXhmNaUtalDHjBq siIJ3k6NCKBkXB6xv/mgKw07034Nek/MZmmDrBk4uWWz98hoQBPsM3G1WBNStnGQYjvsA XM1s7dKppTAHnPrKe5b26DtDkNVvGQ5ux7XIUvGxJiQcavOooEEMMSTuW58dEfrkgrA== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=cKMbUO4f; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BB68F606A332 for ; Thu, 5 Nov 2026 16:44:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=cKMbUO4f Received: by smtp.kernel.org (Postfix) with ESMTPSA id 47AEB1F000C1; Thu, 5 Nov 2026 16:44:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793897078; bh=GbC7Iece9zSoootC12B+Bn/H8PC2Rlg/VwOOVmaQcoU=; h=Date:Subject:To:Cc:References:From:In-Reply-To; b=cKMbUO4f9Wuq5g5XaQZqMv0rXtM1jLCI7bMERYW/Gw1QgMaf5F0KUlXy2oGF5XwK0 +obMDs9xtkJgHuS9Ws1Sa43UQxHiDkKxPfOdvwmT6VxVo/o7akRSpYD090dStm/Vax A1zdWtGTgFQ6jzWzfvRtWExGfuho4kgrS3tHG5p3XUQe/B+lL1xGfQMmI7V+oonWhs ruGng9XXuxpL6dE8ulWap6uKniAG2mC257uQaRlgFGOpc9088QIPLIkOwccxCwExOK 8MV9URA5ooJ2ejdKYElX+Ga29bfPDTB2sOmKT3CTEfE8tT8SUB0do5lcbvGH3wqfce /414hbS4bn+/w== Message-ID: <96a53088-e131-4bca-bf9c-f1b0746b0745@kernel.org> Date: Thu, 5 Nov 2026 17:44:31 +0100 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 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 1/2] ARM: configs: multi_v5: Enable the TEO cpuidle governor To: Linus Walleij , Russell King , "Rafael J. Wysocki" , Daniel Lezcano , Ulf Hansson , Anna-Maria Behnsen , Frederic Weisbecker , Ingo Molnar , Thomas Gleixner , Arnd Bergmann , Alexandre Belloni Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org References: <20261105-multi-timers-cpufreq-cpuidle-v2-0-2df7a17f4835@kernel.org> <20261105-multi-timers-cpufreq-cpuidle-v2-1-2df7a17f4835@kernel.org> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; keydata= xsFNBFVDQq4BEAC6KeLOfFsAvFMBsrCrJ2bCalhPv5+KQF2PS2+iwZI8BpRZoV+Bd5kWvN79 cFgcqTTuNHjAvxtUG8pQgGTHAObYs6xeYJtjUH0ZX6ndJ33FJYf5V3yXqqjcZ30FgHzJCFUu JMp7PSyMPzpUXfU12yfcRYVEMQrmplNZssmYhiTeVicuOOypWugZKVLGNm0IweVCaZ/DJDIH gNbpvVwjcKYrx85m9cBVEBUGaQP6AT7qlVCkrf50v8bofSIyVa2xmubbAwwFA1oxoOusjPIE J3iadrwpFvsZjF5uHAKS+7wHLoW9hVzOnLbX6ajk5Hf8Pb1m+VH/E8bPBNNYKkfTtypTDUCj NYcd27tjnXfG+SDs/EXNUAIRefCyvaRG7oRYF3Ec+2RgQDRnmmjCjoQNbFrJvJkFHlPeHaeS BosGY+XWKydnmsfY7SSnjAzLUGAFhLd/XDVpb1Een2XucPpKvt9ORF+48gy12FA5GduRLhQU vK4tU7ojoem/G23PcowM1CwPurC8sAVsQb9KmwTGh7rVz3ks3w/zfGBy3+WmLg++C2Wct6nM Pd8/6CBVjEWqD06/RjI2AnjIq5fSEH/BIfXXfC68nMp9BZoy3So4ZsbOlBmtAPvMYX6U8VwD TNeBxJu5Ex0Izf1NV9CzC3nNaFUYOY8KfN01X5SExAoVTr09ewARAQABzSVLcnp5c3p0b2Yg S296bG93c2tpIDxrcnprQGtlcm5lbC5vcmc+wsGPBBMBCgA5AhsDBgsJCAcDAgYVCAIJCgsE FgIDAQIeAQIXgBYhBJvQfg4MUfjVlne3VBuTQ307QWKbBQJp2mE8AAoJEBuTQ307QWKbeaIP /ihHTkTW4KsN/DQ945JJbyu5tI0J80Wue7QyyLPglyKfhgb5cLLNPpOC8cCIJsc7+W3i2P38 s2c1cOH6CYGE7E9ur3Vfme8NW2S2I/Z8VC7bZnzyS23wT17LrsdS/qCpx4o8U+pt/xdXDKph EGRYrIEmMpUWvyYzyYKGIe25FtaayIIKpq8eZYyFcp2f/sG5IkOW5uZzHPMPdcm87jU7fyuQ rAU2vx9r+ulUfQ/q9Z2roC/ode3l7t2pN7BCBCsUDp6JCrUyZrtT1e7EbA0ZRP3aOBNk2P2E DQOgJGjGdO5Yx2Y9LFtltu6JbsBJHi1syGRX3AtQYOMc4Y1WGoeZJmMlvKj2ZqqXNkcWi2DS IQEWB0uW6CqFsBBIMGDa+6OzdaVO/uAVXWDWml02Men3CILdI1MbVjoh8ECqYUY7OQ+JJvNN vnliuq5WM3Ghd3jg/LZZrxXjdIginRHFQCjIJYLKpLZWm1/iDFedcfzqRNYmTtqscdCNHW41 oT3Z7BmO9xwdjuwBS6nmS6JJwkbf5Ot2QR4pB/DRU7ZwjT1qHe+9r9gF32wXVQatHNGK/VVu sfwOnkdxCWkp/qb2gdQRmZh+SedStWshigH6sNfuHBloF/q+hjMRc8b2m326OZdrbSHwY1Sz vti8Hn7n8NjdHO9LKB7BIdjkA9DA5WsqOuVCzsFNBFVDXDQBEADNkrQYSREUL4D3Gws46JEo Z9HEQOKtkrwjrzlw/tCmqVzERRPvz2Xg8n7+HRCrgqnodIYoUh5WsU84N03KlLueMNsWLJBv BaubYN4JuJIdRr4dS4oyF1/fQAQPHh8Thpiz0SAZFx6iWKB7Qrz3OrGCjTPcW6eiOMheesVS 5hxietSmlin+SilmIAPZHx7n242u6kdHOh+/SyLImKn/dh9RzatVpUKbv34eP1wAGldWsRxb f3WP9pFNObSzI/Bo3kA89Xx2rO2roC+Gq4LeHvo7ptzcLcrqaHUAcZ3CgFG88CnA6z6lBZn0 WyewEcPOPdcUB2Q7D/NiUY+HDiV99rAYPJztjeTrBSTnHeSBPb+qn5ZZGQwIdUW9YegxWKvX XHTwB5eMzo/RB6vffwqcnHDoe0q7VgzRRZJwpi6aMIXLfeWZ5Wrwaw2zldFuO4Dt91pFzBSO IpeMtfgb/Pfe/a1WJ/GgaIRIBE+NUqckM+3zJHGmVPqJP/h2Iwv6nw8U+7Yyl6gUBLHFTg2h YnLFJI4Xjg+AX1hHFVKmvl3VBHIsBv0oDcsQWXqY+NaFahT0lRPjYtrTa1v3tem/JoFzZ4B0 p27K+qQCF2R96hVvuEyjzBmdq2esyE6zIqftdo4MOJho8uctOiWbwNNq2U9pPWmu4vXVFBYI GmpyNPYzRm0QPwARAQABwsF2BBgBCgAgAhsMFiEEm9B+DgxR+NWWd7dUG5NDfTtBYpsFAmna YUkACgkQG5NDfTtBYptX+BAApg32CkxwNucNEi8WfWA8oKkW0y8YDuY6ORMo9FWNGiT/OTy0 vyJrLocrpn86zwfjVp+eCrssPYh8eqJfnWqmYv6ACQtHPYzPZQ3mSo8H97Z01oUxITzCxpXm ZkLgPIqtDPcC2E3dPM/fVxcyowM8XsaMA9wcsaUYrta8toOq2b9tKcjleKMfMrm0gQ9u7wUc QbLkwj6TCLOwucb07GXzLTNF9PZmaDUpKAZjMjmrW+le+SFvQbhamx0rxLWPR0NWntXpbCn+ +ACch03p/JyTBVktxFsFyCt7pTPE1kEaeuXBTe/a2D9iQvRxRW19LvuO2e59/u1wYUiH/orz wbIC2S4dBsPAPihL3ztOU1yE86GPyQtSE0kU+/7snnLt4QGi6PChf3t5gnNjAzjUUovO8rgI c+5yN5heq5loYHgK6OQ9OlHzsPHO9e9MOQcKlFycs1pyijFGzDwdNUm/SchK8iWT2QApTx4A K9bCVaboTA2T77QYkRcRJYSsO1alGX0ome/hMLD1daXlkrNUp1HWa3K4iytLRXjCSIorWiGs n+q3krnpXu3TFkA8qtOFZMdnIiFuiq1yLT8hptsV5xh1TA2nsVvSYiaCr3q4s4BKjS/KrLDb qoxzw8ISjdUp4pA85vb6YLCmb39NgidD+7PmAr65lBNveIFynTgsja1rRQ4= In-Reply-To: <20261105-multi-timers-cpufreq-cpuidle-v2-1-2df7a17f4835@kernel.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 05/11/2026 13:10, Linus Walleij wrote: > The TEO governor introduced in commit b26bf6ab716f ("cpuidle: New > timer events oriented governor for tickless systems") takes a different > approach to idle-state prediction from menu. The governor gives a > better behaviour than the current default for tickless idle systems, > and for the multi-platform configs that enable tickless idle, this > should be the default governor. > > multi_v5_defconfig already enables CPU_IDLE and NO_HZ_IDLE. Selecting > CPU_IDLE_GOV_TEO suppresses Kconfig's automatic menu selection, making > TEO the default governor for this tickless configuration. > > Signed-off-by: Linus Walleij > --- > arch/arm/configs/multi_v5_defconfig | 1 + > 1 file changed, 1 insertion(+) Reviewed-by: Krzysztof Kozlowski Best regards, Krzysztof