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=-4.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_PASS 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 6D76FC43381 for ; Wed, 27 Mar 2019 09:17:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3F7992075C for ; Wed, 27 Mar 2019 09:17:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732348AbfC0JRp (ORCPT ); Wed, 27 Mar 2019 05:17:45 -0400 Received: from smtprelay0098.hostedemail.com ([216.40.44.98]:58174 "EHLO smtprelay.hostedemail.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726257AbfC0JRp (ORCPT ); Wed, 27 Mar 2019 05:17:45 -0400 Received: from filter.hostedemail.com (clb03-v110.bra.tucows.net [216.40.38.60]) by smtprelay03.hostedemail.com (Postfix) with ESMTP id DD2108368EF3; Wed, 27 Mar 2019 09:17:43 +0000 (UTC) X-Session-Marker: 6A6F6540706572636865732E636F6D X-HE-Tag: cap26_262802fd6db42 X-Filterd-Recvd-Size: 1997 Received: from XPS-9350.home (unknown [47.151.153.53]) (Authenticated sender: joe@perches.com) by omf11.hostedemail.com (Postfix) with ESMTPA; Wed, 27 Mar 2019 09:17:42 +0000 (UTC) Message-ID: Subject: Re: [PATCH -next v1] x86/apic: Reduce print level of CPU limit announcement From: Joe Perches To: Leon Romanovsky , "Rafael J . Wysocki" , Thomas Gleixner , Ingo Molnar , Borislav Petkov , x86 Cc: Leon Romanovsky , "H. Peter Anvin" , linux-pm , LKML Date: Wed, 27 Mar 2019 02:17:40 -0700 In-Reply-To: <20190327090905.5588-1-leon@kernel.org> References: <20190327090905.5588-1-leon@kernel.org> Content-Type: text/plain; charset="ISO-8859-1" User-Agent: Evolution 3.30.1-1build1 Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 2019-03-27 at 11:09 +0200, Leon Romanovsky wrote: > Kernel is booted with less possible CPUs (possible_cpus kernel boot > option) than available CPUs will have prints like this: [] > diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c [] > @@ -2305,9 +2305,9 @@ int generic_processor_info(int apicid, int version) > if (num_processors >= nr_cpu_ids) { > int thiscpu = max + disabled_cpus; > > - pr_warning("APIC: NR_CPUS/possible_cpus limit of %i " > - "reached. Processor %d/0x%x ignored.\n", > - max, thiscpu, apicid); > + pr_debug( > + "APIC: NR_CPUS/possible_cpus limit of %i reached. Processor %d/0x%x ignored.\n", > + max, thiscpu, apicid); 2 lines please pr_debug("APIC: etc...", max, thiscpu, ...); And this would probably be better as printk(KERN_DEBUG "APIC: etc...", ...) to avoid the need to compile with DEBUG or enable with CONFIG_DYNAMIC_DEBUG