Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751420AbaBFXdg (ORCPT ); Thu, 6 Feb 2014 18:33:36 -0500 Received: from relay1.mentorg.com ([192.94.38.131]:49414 "EHLO relay1.mentorg.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751013AbaBFXde (ORCPT ); Thu, 6 Feb 2014 18:33:34 -0500 Date: Thu, 6 Feb 2014 23:33:23 +0000 From: "Joseph S. Myers" X-X-Sender: jsm28@digraph.polyomino.org.uk To: Torvald Riegel CC: Will Deacon , Ramana Radhakrishnan , David Howells , Peter Zijlstra , "linux-arch@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "torvalds@linux-foundation.org" , "akpm@linux-foundation.org" , "mingo@kernel.org" , "paulmck@linux.vnet.ibm.com" , "gcc@gcc.gnu.org" Subject: Re: [RFC][PATCH 0/5] arch: atomic rework In-Reply-To: <1391729117.23421.4066.camel@triegel.csb> Message-ID: References: <20140206134825.305510953@infradead.org> <21984.1391711149@warthog.procyon.org.uk> <52F3DA85.1060209@arm.com> <20140206185910.GE27276@mudshark.cambridge.arm.com> <1391720965.23421.3884.camel@triegel.csb> <1391729117.23421.4066.camel@triegel.csb> MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" X-OriginalArrivalTime: 06 Feb 2014 23:33:27.0282 (UTC) FILETIME=[D5E60520:01CF2393] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 7 Feb 2014, Torvald Riegel wrote: > I think that if we have different options, there needs to be agreement > on which to choose across the compilers, at the very least. I don't > quite know how this looks like for GCC and LLVM, for example. I'm not sure we even necessarily get compatibility for the alignment of _Atomic types yet (and no ABI document I've seen discusses that issue). -- Joseph S. Myers joseph@codesourcery.com -- 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/