From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1161434AbXD2VgN (ORCPT ); Sun, 29 Apr 2007 17:36:13 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1161461AbXD2VgN (ORCPT ); Sun, 29 Apr 2007 17:36:13 -0400 Received: from mx1.redhat.com ([66.187.233.31]:35402 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1161434AbXD2VgM (ORCPT ); Sun, 29 Apr 2007 17:36:12 -0400 Date: Sun, 29 Apr 2007 17:36:01 -0400 From: Dave Jones To: Andrew Morton Cc: bbpetkov@yahoo.de, Andy Whitcroft , linux-kernel@vger.kernel.org, Jeremy Fitzhardinge Subject: Re: [PATCH] mm/memory.c: remove warning from an uninitialized spinlock. was: Re: 2.6.21-rc7-mm2 Message-ID: <20070429213601.GB14857@redhat.com> Mail-Followup-To: Dave Jones , Andrew Morton , bbpetkov@yahoo.de, Andy Whitcroft , linux-kernel@vger.kernel.org, Jeremy Fitzhardinge References: <20070425225716.8e9b28ca.akpm@linux-foundation.org> <20070426182519.GA4532@gollum.tnic> <20070427172230.94b82829.akpm@linux-foundation.org> <4633DD55.1020006@shadowen.org> <20070429065049.GB4446@gollum.tnic> <20070429022440.cb8fc8c4.akpm@linux-foundation.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20070429022440.cb8fc8c4.akpm@linux-foundation.org> User-Agent: Mutt/1.4.2.2i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Apr 29, 2007 at 02:24:40AM -0700, Andrew Morton wrote: > On Sun, 29 Apr 2007 08:50:49 +0200 Borislav Petkov wrote: > > > Introduce a macro for suppressing gcc from generating a warning about a probable > > unitialized state of a variable. > > I ended up doing the below. > > It's better to make this a per-compiler-version thing: later versions of > gcc might need different tricks, or might provide __attribute__((stfu)) or > whatever. __attribute__((unused)) ? Dave -- http://www.codemonkey.org.uk