Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753221AbZI1VVb (ORCPT ); Mon, 28 Sep 2009 17:21:31 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752747AbZI1VVa (ORCPT ); Mon, 28 Sep 2009 17:21:30 -0400 Received: from mail.crca.org.au ([67.207.131.56]:34749 "EHLO crca.org.au" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752520AbZI1VVa (ORCPT ); Mon, 28 Sep 2009 17:21:30 -0400 X-Bogosity: Ham, spamicity=0.000000 Message-ID: <4AC12902.2040608@crca.org.au> Date: Tue, 29 Sep 2009 07:22:10 +1000 From: Nigel Cunningham User-Agent: Thunderbird 2.0.0.23 (X11/20090817) MIME-Version: 1.0 To: Hugh Dickins CC: KAMEZAWA Hiroyuki , Wu Fengguang , LKML , "linux-mm@kvack.org" Subject: Re: No more bits in vm_area_struct's vm_flags. References: <4AB9A0D6.1090004@crca.org.au> <20090924100518.78df6b93.kamezawa.hiroyu@jp.fujitsu.com> <4ABC80B0.5010100@crca.org.au> <20090925174009.79778649.kamezawa.hiroyu@jp.fujitsu.com> <4AC0234F.2080808@crca.org.au> <20090928120450.c2d8a4e2.kamezawa.hiroyu@jp.fujitsu.com> <20090928033624.GA11191@localhost> <20090928125705.6656e8c5.kamezawa.hiroyu@jp.fujitsu.com> In-Reply-To: X-Enigmail-Version: 0.95.7 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 825 Lines: 21 Hi. Hugh Dickins wrote: > On Tue, 29 Sep 2009, KAMEZAWA Hiroyuki wrote: > unsigned long long is certainly the natural choice: that way leaves > freedom for people to add more flags in future without worrying about > which flags variable to put them into. I'd better explain some of my > objections to Nigel's patch in a reply to him rather than here. I'd prefer long long too if it's feasible. I'm just not an expert on the issues, and so went in the direction I was pushed :) It looks a lot cleaner and simpler to me, too, to keep everything in one variable. Regards, Nigel -- 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/