From nobody Mon Feb 9 14:55:17 2026 Received: from mailgw.kylinos.cn (mailgw.kylinos.cn [124.126.103.232]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BF956394465; Tue, 3 Feb 2026 09:35:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=124.126.103.232 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770111316; cv=none; b=fv1yEq15Pq5v2Iksups25jUgDPK7FSjxXywoCPc8vDgmQTdEbKFd6ppArtCGk87nlLjckFb/zcgmRymoeJxtwX1hEP8OCKm95Ixxxk3ZWd0RR7Pk6i2D4uhjgJbkBAb3sdNeZH+CBNRtoZCsnCLG0QIDNxsTFgaTlDvafXCshrA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770111316; c=relaxed/simple; bh=pFXeBmN/oda3AIVy63ZLjJAUo47uDuibMshllho66vA=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=KM+zB/jYoY4lvSQkgXFnw0huVGnhvUL+I6u5GUIkl55IOvS2EAzJSRS8iT1yuKy3AM3vkgRjRhcpzkeZYy/u49CoOUF/tLnctK0t0robCscP4s1gfCSLYX7lPvBktyOifvREmMYw355Y4DQHezqsCj7FgxvrcJBU++/tgK99HNQ= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=kylinos.cn; spf=pass smtp.mailfrom=kylinos.cn; arc=none smtp.client-ip=124.126.103.232 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=kylinos.cn Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=kylinos.cn X-UUID: 9f7fb13000e311f1b0f03b4cfa9209d1-20260203 X-CTIC-Tags: HR_CC_COUNT, HR_CC_DOMAIN_COUNT, HR_CC_NAME, HR_CC_NO_NAME, HR_CTE_8B HR_CTT_MISS, HR_DATE_H, HR_DATE_WKD, HR_DATE_ZONE, HR_FROM_NAME HR_SJ_LANG, HR_SJ_LEN, HR_SJ_LETTER, HR_SJ_NOR_SYM, HR_SJ_PHRASE HR_SJ_PHRASE_LEN, HR_SJ_WS, HR_TO_COUNT, HR_TO_DOMAIN_COUNT, HR_TO_NO_NAME IP_UNTRUSTED, SRC_UNTRUSTED, IP_UNFAMILIAR, SRC_UNFAMILIAR, DN_TRUSTED SRC_TRUSTED, SA_TRUSTED, SA_EXISTED, SN_TRUSTED, SN_EXISTED SPF_NOPASS, DKIM_NOPASS, DMARC_NOPASS, CIE_GOOD_SPF, CIE_UNKNOWN GTI_FG_BS, GTI_RG_INFO, GTI_C_BU, AMN_GOOD, ABX_MISS_RDNS X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.3.6,REQID:cd0e1da6-0b4b-48b0-99a5-796c405f909a,IP:10,U RL:0,TC:0,Content:0,EDM:0,RT:0,SF:-5,FILE:0,BULK:0,RULE:Release_Ham,ACTION :release,TS:5 X-CID-INFO: VERSION:1.3.6,REQID:cd0e1da6-0b4b-48b0-99a5-796c405f909a,IP:10,URL :0,TC:0,Content:0,EDM:0,RT:0,SF:-5,FILE:0,BULK:0,RULE:Release_Ham,ACTION:r elease,TS:5 X-CID-META: VersionHash:a9d874c,CLOUDID:63fdfab8849028c80af98bc33f8b17de,BulkI D:260203173508X67AJHQB,BulkQuantity:0,Recheck:0,SF:17|19|38|66|78|102|127| 850|898,TC:nil,Content:0|15|50,EDM:-3,IP:-2,URL:0,File:nil,RT:nil,Bulk:nil ,QS:nil,BEC:nil,COL:0,OSI:0,OSA:0,AV:0,LES:1,SPR:NO,DKR:0,DKP:0,BRR:0,BRE: 0,ARC:0 X-CID-BVR: 2,SSN|SDN X-CID-BAS: 2,SSN|SDN,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR,TF_CID_SPAM_FAS,TF_CID_SPAM_FSD X-CID-RHF: D41D8CD98F00B204E9800998ECF8427E X-UUID: 9f7fb13000e311f1b0f03b4cfa9209d1-20260203 X-User: tianyaxiong@kylinos.cn Received: from localhost.localdomain [(175.2.42.220)] by mailgw.kylinos.cn (envelope-from ) (Generic MTA) with ESMTP id 1417785980; Tue, 03 Feb 2026 17:35:05 +0800 From: Yaxiong Tian To: rafael@kernel.org, viresh.kumar@linaro.org, corbet@lwn.net, skhan@linuxfoundation.org Cc: linux-pm@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, Yaxiong Tian Subject: [PATCH] cpufreq: docs: Update description of rate_limit_us default value Date: Tue, 3 Feb 2026 17:35:01 +0800 Message-Id: <20260203093501.1138721-1-tianyaxiong@kylinos.cn> X-Mailer: git-send-email 2.25.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Due to commit 37c6dccd6837 ("cpufreq: Remove LATENCY_MULTIPLIER") updating the acquisition logic of cpufreq_policy_transition_delay_us(), the original description of 2ms has become inaccurate. Therefore, update the description of the default value for rate_limit_us from 2ms to 1ms. Signed-off-by: Yaxiong Tian --- Documentation/admin-guide/pm/cpufreq.rst | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/admin-guide/pm/cpufreq.rst b/Documentation/admin= -guide/pm/cpufreq.rst index 738d7b4dc33a..dbe6d23a5d67 100644 --- a/Documentation/admin-guide/pm/cpufreq.rst +++ b/Documentation/admin-guide/pm/cpufreq.rst @@ -439,7 +439,7 @@ This governor exposes only one tunable: ``rate_limit_us`` Minimum time (in microseconds) that has to pass between two consecutive runs of governor computations (default: 1.5 times the scaling driver's - transition latency or the maximum 2ms). + transition latency or 1ms if the driver does not provide a latency value). =20 The purpose of this tunable is to reduce the scheduler context overhead of the governor which might be excessive without it. --=20 2.25.1