Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964838AbXBYVOJ (ORCPT ); Sun, 25 Feb 2007 16:14:09 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S965058AbXBYVOJ (ORCPT ); Sun, 25 Feb 2007 16:14:09 -0500 Received: from gprs189-60.eurotel.cz ([160.218.189.60]:35153 "EHLO amd.ucw.cz" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S964838AbXBYVOI (ORCPT ); Sun, 25 Feb 2007 16:14:08 -0500 Date: Sun, 25 Feb 2007 22:13:52 +0100 From: Pavel Machek To: "Eric W. Biederman" Cc: Andrew Morton , linux-kernel@vger.kernel.org, Zwane Mwaikambo , Ashok Raj , Ingo Molnar , "Lu, Yinghai" , Natalie Protasevich , Andi Kleen , "Siddha, Suresh B" , Linus Torvalds Subject: Re: [PATCH 12/14] x86_64 irq: Add constants for the reserved IRQ vectors. Message-ID: <20070225211352.GA2690@elf.ucw.cz> References: <20070225104327.GF2045@elf.ucw.cz> <20070225194817.GB1746@elf.ucw.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Warning: Reading this can be dangerous to your mental health. User-Agent: Mutt/1.5.11+cvs20060126 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 772 Lines: 25 Hi! > Pavel Machek writes: > > > BUILD_BUG_ON(x > 15) ? ;-). > > That might work. Can you use that in a constant expression? > Still it is a complexity for a handful of lines. > > I would prefer to go with something simple at this point. I was thinking something like #define IRQ(n) ({ BUILD_BUG_ON(n > 15); n; }) ...but I did not really test it, so... Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/