From patchwork Mon May 18 17:36:43 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg Kroah-Hartman X-Patchwork-Id: 225814 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D8629C433E0 for ; Mon, 18 May 2020 17:51:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AFFA4207F5 for ; Mon, 18 May 2020 17:51:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1589824317; bh=KFbd1vMPx1N9D3//2dkbNX6qzqR1HhfZr1JgaPOh90s=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=DzGD1dMJY4MRuLjWhZGS2BrsK8GZonqauu687qRguCkGVYFi1pmEYsE98Rg/ubyQo Uag3vEZQoEvvlprYM00ZdRQRmu8incOiIM1Cn9uoyJWAFQkiCh8r7oUHbnp9l+ySMX txssIxLnw6MHvxWBruwPUlkZUx0Pq5QY9OwYpDpg= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730902AbgERRv4 (ORCPT ); Mon, 18 May 2020 13:51:56 -0400 Received: from mail.kernel.org ([198.145.29.99]:54950 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730412AbgERRvz (ORCPT ); Mon, 18 May 2020 13:51:55 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 00B8620884; Mon, 18 May 2020 17:51:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1589824314; bh=KFbd1vMPx1N9D3//2dkbNX6qzqR1HhfZr1JgaPOh90s=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=whI5lTZX7pjh6jrBV4HZzKJ3EX5TwLi70PGi+e4ozX1ONUv3GH42am/Sk1vztK6LV nuzMMUj/zfZXOc93wcTdB9TKmIyjwpkt88KtOFdTCKjSqkDroo2RNDJbZp3eJA8j+t r4H80UZoB7CUnA48ru4sWax0dmsDa3OKjOSO4Kh4= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Chris Wilson , "Rafael J. Wysocki" , Sasha Levin Subject: [PATCH 4.19 25/80] cpufreq: intel_pstate: Only mention the BIOS disabling turbo mode once Date: Mon, 18 May 2020 19:36:43 +0200 Message-Id: <20200518173455.410591612@linuxfoundation.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200518173450.097837707@linuxfoundation.org> References: <20200518173450.097837707@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Chris Wilson [ Upstream commit 8c539776ac83c0857395e1ccc9c6b516521a2d32 ] Make a note of the first time we discover the turbo mode has been disabled by the BIOS, as otherwise we complain every time we try to update the mode. Signed-off-by: Chris Wilson Signed-off-by: Rafael J. Wysocki Signed-off-by: Sasha Levin --- drivers/cpufreq/intel_pstate.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c index 29f25d5d65e00..e7b3d4ed8eff4 100644 --- a/drivers/cpufreq/intel_pstate.c +++ b/drivers/cpufreq/intel_pstate.c @@ -957,7 +957,7 @@ static ssize_t store_no_turbo(struct kobject *a, struct kobj_attribute *b, update_turbo_state(); if (global.turbo_disabled) { - pr_warn("Turbo disabled by BIOS or unavailable on processor\n"); + pr_notice_once("Turbo disabled by BIOS or unavailable on processor\n"); mutex_unlock(&intel_pstate_limits_lock); mutex_unlock(&intel_pstate_driver_lock); return -EPERM;