Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751297AbVIBMoA (ORCPT ); Fri, 2 Sep 2005 08:44:00 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751298AbVIBMoA (ORCPT ); Fri, 2 Sep 2005 08:44:00 -0400 Received: from clock-tower.bc.nu ([81.2.110.250]:60373 "EHLO lxorguk.ukuu.org.uk") by vger.kernel.org with ESMTP id S1751297AbVIBMn7 (ORCPT ); Fri, 2 Sep 2005 08:43:59 -0400 Subject: Re: [PATCH 2.6.13] lockless pagecache 2/7 From: Alan Cox To: Nick Piggin Cc: Linux Memory Management , linux-kernel In-Reply-To: <4317F136.4040601@yahoo.com.au> References: <4317F071.1070403@yahoo.com.au> <4317F0F9.1080602@yahoo.com.au> <4317F136.4040601@yahoo.com.au> Content-Type: text/plain Content-Transfer-Encoding: 7bit Date: Fri, 02 Sep 2005 14:08:06 +0100 Message-Id: <1125666486.30867.11.camel@localhost.localdomain> Mime-Version: 1.0 X-Mailer: Evolution 2.2.2 (2.2.2-5) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 529 Lines: 15 On Gwe, 2005-09-02 at 16:29 +1000, Nick Piggin wrote: > 2/7 > Implement atomic_cmpxchg for i386 and ppc64. Is there any > architecture that won't be able to implement such an operation? i386, sun4c, .... Yeah quite a few. I suspect most MIPS also would have a problem in this area. - 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/