Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756852AbXHUWx6 (ORCPT ); Tue, 21 Aug 2007 18:53:58 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753205AbXHUWxs (ORCPT ); Tue, 21 Aug 2007 18:53:48 -0400 Received: from turing-police.cc.vt.edu ([128.173.14.107]:37548 "EHLO turing-police.cc.vt.edu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753158AbXHUWxq (ORCPT ); Tue, 21 Aug 2007 18:53:46 -0400 X-Mailer: exmh version 2.7.2 01/07/2005 with nmh-1.2 To: paulmck@linux.vnet.ibm.com Cc: Segher Boessenkool , Paul Mackerras , Russell King , Christoph Lameter , heiko.carstens@de.ibm.com, horms@verge.net.au, linux-kernel@vger.kernel.org, ak@suse.de, netdev@vger.kernel.org, cfriesen@nortel.com, akpm@linux-foundation.org, rpjday@mindspring.com, Nick Piggin , linux-arch@vger.kernel.org, jesper.juhl@gmail.com, satyam@infradead.org, zlynx@acm.org, schwidefsky@de.ibm.com, Chris Snook , Herbert Xu , davem@davemloft.net, Linus Torvalds , wensong@linux-vs.org, wjiang@resilience.com Subject: Re: [PATCH 0/24] make atomic_read() behave consistently across all architectures In-Reply-To: Your message of "Tue, 21 Aug 2007 09:16:43 PDT." <20070821161643.GA7574@linux.vnet.ibm.com> From: Valdis.Kletnieks@vt.edu References: <20070818000913.GA25585@gondor.apana.org.au> <20070818010818.GQ8464@linux.vnet.ibm.com> <46C997B1.1010800@redhat.com> <417ebba299a7ad3c4b7a31c4f860a814@kernel.crashing.org> <20070820224859.GA16162@flint.arm.linux.org.uk> <2bdb04581125f22122f1d230e991ea92@kernel.crashing.org> <20070821070555.GA32036@flint.arm.linux.org.uk> <18122.45437.807239.395869@cargo.ozlabs.ibm.com> <33412cad5894a9cbdc85482db5e9a0a0@kernel.crashing.org> <20070821161643.GA7574@linux.vnet.ibm.com> Mime-Version: 1.0 Content-Type: multipart/signed; boundary="==_Exmh_1187736676_2990P"; micalg=pgp-sha1; protocol="application/pgp-signature" Content-Transfer-Encoding: 7bit Date: Tue, 21 Aug 2007 18:51:16 -0400 Message-ID: <28709.1187736676@turing-police.cc.vt.edu> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1197 Lines: 39 --==_Exmh_1187736676_2990P Content-Type: text/plain; charset=us-ascii On Tue, 21 Aug 2007 09:16:43 PDT, "Paul E. McKenney" said: > I agree that instant gratification is hard to come by when synching > up compiler and kernel versions. Nonetheless, it should be possible > to create APIs that are are conditioned on the compiler version. We've tried that, sort of. See the mess surrounding the whole extern/static/inline/__whatever boondogle, which seems to have changed semantics in every single gcc release since 2.95 or so. And recently mention was made that gcc4.4 will have *new* semantics in this area. Yee. Hah. --==_Exmh_1187736676_2990P Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.7 (GNU/Linux) Comment: Exmh version 2.5 07/13/2001 iD8DBQFGy2xkcC3lWbTT17ARAhlSAKDNaADYU7Xmy2nbLFMctFnTdjkAeACfSEbb OM4uGVrXvWzztHDShpVKgVU= =U3M2 -----END PGP SIGNATURE----- --==_Exmh_1187736676_2990P-- - 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/