From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S265916AbUGEEAW (ORCPT ); Mon, 5 Jul 2004 00:00:22 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S265920AbUGEEAW (ORCPT ); Mon, 5 Jul 2004 00:00:22 -0400 Received: from parcelfarce.linux.theplanet.co.uk ([195.92.249.252]:19938 "EHLO www.linux.org.uk") by vger.kernel.org with ESMTP id S265916AbUGEEAS (ORCPT ); Mon, 5 Jul 2004 00:00:18 -0400 Message-ID: <40E8D23F.9010400@pobox.com> Date: Sun, 04 Jul 2004 23:59:59 -0400 From: Jeff Garzik User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.6) Gecko/20040510 X-Accept-Language: en-us, en MIME-Version: 1.0 To: Linux Kernel Subject: [RFP] better io-apic messages Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Any janitor want to tackle this request-for-patch? :) There exists two problems: a) default io-apic boot messages are quite verbose b) io-apic bugs and anomalies are common enough that it would be nice to enable additional messages when the user requests them My preferred solution is apic=verbose -- enable verbose boot messages (seen in current kernels) apic=debug -- enable all messages, including ones normally hidden by APIC_DEBUG And the default, without any apic=xxx, would be not to show either set of messages. This solution hides the messages for those who would rather not see them, but ensures they are available via a boot parameter when kernel developers wish to request additional debug info from a user.