From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761108AbZLJQo3 (ORCPT ); Thu, 10 Dec 2009 11:44:29 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1761096AbZLJQo2 (ORCPT ); Thu, 10 Dec 2009 11:44:28 -0500 Received: from terminus.zytor.com ([198.137.202.10]:58113 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1761092AbZLJQo2 (ORCPT ); Thu, 10 Dec 2009 11:44:28 -0500 Message-ID: <4B21246B.4070804@zytor.com> Date: Thu, 10 Dec 2009 08:40:11 -0800 From: "H. Peter Anvin" User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.4pre) Gecko/20091014 Fedora/3.0-2.8.b4.fc11 Thunderbird/3.0b4 MIME-Version: 1.0 To: =?UTF-8?B?VXdlIEtsZWluZS1Lw7ZuaWc=?= CC: David Miller , xiyou.wangcong@gmail.com, x86@kernel.org, linux-kernel@vger.kernel.org, tglx@linutronix.de, mingo@redhat.com Subject: Re: [PATCH] irq: handle irq0 special only on x86 References: <1260350401-9858-1-git-send-email-u.kleine-koenig@pengutronix.de> <2375c9f90912090128k70f54ee1n99421caa81c53a8f@mail.gmail.com> <20091209.014151.140337246.davem@davemloft.net> <20091210082452.GA2420@pengutronix.de> In-Reply-To: <20091210082452.GA2420@pengutronix.de> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 12/10/2009 12:24 AM, Uwe Kleine-König wrote: > > Note, I fully agree to use 0 for NO_IRQ if you have an int-sized value > that holds either NO_IRQ or a valid irq number. But in practise I'd not > recommend to use this idiom. > You're tilting at windmills about something that was settled long ago, like it or not. -hpa -- H. Peter Anvin, Intel Open Source Technology Center I work for Intel. I don't speak on their behalf.