From mboxrd@z Thu Jan 1 00:00:00 1970 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=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 9AF7CC73C53 for ; Tue, 9 Jul 2019 18:20:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 759F62166E for ; Tue, 9 Jul 2019 18:20:39 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=soleen.com header.i=@soleen.com header.b="XSW61kWT" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729128AbfGISUi (ORCPT ); Tue, 9 Jul 2019 14:20:38 -0400 Received: from mail-qt1-f195.google.com ([209.85.160.195]:38088 "EHLO mail-qt1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727074AbfGISUS (ORCPT ); Tue, 9 Jul 2019 14:20:18 -0400 Received: by mail-qt1-f195.google.com with SMTP id n11so22598849qtl.5 for ; Tue, 09 Jul 2019 11:20:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=soleen.com; s=google; h=from:to:subject:date:message-id:in-reply-to:references:mime-version :content-transfer-encoding; bh=O8sp7Ivz1alrz3xXygPalicyjdu3OPu+GkykS7h2DZg=; b=XSW61kWTCXRdscVw0OH+r9e4vwdXvYbKjBz6k2VZ4GjxPw4990pNb4BAwrNmmRtsKa WtJJtAVYm0yQyc0gT9qSB2/HJ82+H/MyS3XC9ctMBPbmW7oIgk6eANZnGVKs2HBNiQ31 /bHZn6IWmWrVDAl4L6vMC+WdnQz/McJp0xLy9cq1x0N7urntIF/8qUhPuZMeitTr6tYj seq7y1K4rV+ZnPT/cE9I0rwd7rtanJ3jIDMOql2+Ikg4jcapC2ZEhDEL5dbgh2nC9Yd7 7VxNW+sDRKWTWxuTciOBY6N/SjEJM6T2DfzfKRi5ZSX4eCt/ImtICLCJ7wV7q6H4hJ/t hxMA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=O8sp7Ivz1alrz3xXygPalicyjdu3OPu+GkykS7h2DZg=; b=hNtlWOSSIuFGuIiyp4y5XE6ikKM9SWqdFouMtHGy2AkwqtJoyvOBhjK1CoDDN5mSmp lP000sPH1gxSrSBH/JR9GfecmGsmY6ljaCvF/b6NMhuhIpd04JDWQYKDghNVo0vCotKs PxAcMdMnC+wVA+4TDeUIyB8UeysXebBlqxm3OABMaA6A/CVs3AMcHP2pjZxPR6AIwtBv 3Vvo3XN+RQTo9UrVV27hu7SjxXdJ+zCntI+HYE1UTyQK5V+4scAroRbie/S3g7KGIhJZ N8EWVSbe/vkYMQ8Ktd35it9jPbujuCHp4bNCMXOaQYnO0QUnATJS5QO7wjwMm9+FIH3B F2CQ== X-Gm-Message-State: APjAAAVj8075ULG1mqzVq2XDFMA6CwjPRU8a8Mp9XjGMQj8bz8YKyMkU uZVMRT/iDEi+oZq9FOZGtljzGw== X-Google-Smtp-Source: APXvYqwK3sHb+R0eRvj6/WADS1T4iF+JrbGV2Q7udh84kzeXGKKiVV5f5NzGnIT7DBMyye2cxX8F5w== X-Received: by 2002:ac8:4758:: with SMTP id k24mr19729228qtp.20.1562696417894; Tue, 09 Jul 2019 11:20:17 -0700 (PDT) Received: from localhost.localdomain (c-73-69-118-222.hsd1.nh.comcast.net. [73.69.118.222]) by smtp.gmail.com with ESMTPSA id k123sm9113056qkf.13.2019.07.09.11.20.16 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Tue, 09 Jul 2019 11:20:17 -0700 (PDT) From: Pavel Tatashin To: pasha.tatashin@soleen.com, jmorris@namei.org, sashal@kernel.org, ebiederm@xmission.com, kexec@lists.infradead.org, linux-kernel@vger.kernel.org, corbet@lwn.net, catalin.marinas@arm.com, will@kernel.org, linux-doc@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [v2 1/5] kexec: quiet down kexec reboot Date: Tue, 9 Jul 2019 14:20:10 -0400 Message-Id: <20190709182014.16052-2-pasha.tatashin@soleen.com> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20190709182014.16052-1-pasha.tatashin@soleen.com> References: <20190709182014.16052-1-pasha.tatashin@soleen.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Here is a regular kexec command sequence and output: ===== $ kexec --reuse-cmdline -i --load Image $ kexec -e [ 161.342002] kexec_core: Starting new kernel Welcome to Buildroot buildroot login: ===== Even when "quiet" kernel parameter is specified, "kexec_core: Starting new kernel" is printed. This message has KERN_EMERG level, but there is no emergency, it is a normal kexec operation, so quiet it down to appropriate KERN_NOTICE. Machines that have slow console baud rate benefit from less output. Signed-off-by: Pavel Tatashin Reviewed-by: Simon Horman --- kernel/kexec_core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/kexec_core.c b/kernel/kexec_core.c index d5870723b8ad..2c5b72863b7b 100644 --- a/kernel/kexec_core.c +++ b/kernel/kexec_core.c @@ -1169,7 +1169,7 @@ int kernel_kexec(void) * CPU hotplug again; so re-enable it here. */ cpu_hotplug_enable(); - pr_emerg("Starting new kernel\n"); + pr_notice("Starting new kernel\n"); machine_shutdown(); } -- 2.22.0