Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754285AbZIUWzM (ORCPT ); Mon, 21 Sep 2009 18:55:12 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754154AbZIUWzL (ORCPT ); Mon, 21 Sep 2009 18:55:11 -0400 Received: from smtp-out.google.com ([216.239.33.17]:51964 "EHLO smtp-out.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752481AbZIUWzJ (ORCPT ); Mon, 21 Sep 2009 18:55:09 -0400 DomainKey-Signature: a=rsa-sha1; s=beta; d=google.com; c=nofws; q=dns; h=date:from:x-x-sender:to:cc:subject:in-reply-to:message-id: references:user-agent:mime-version:content-type:x-system-of-record; b=d8JIjPlKzueIaoi74n5Vtu+eSm+Oxe22EpZPNNQpYhlVW/jAheRV/DDHZelN2Hm+C Q0Z1pIBvg0bZkvguHoPfg== Date: Mon, 21 Sep 2009 15:55:01 -0700 (PDT) From: David Rientjes X-X-Sender: rientjes@chino.kir.corp.google.com To: Hugh Dickins cc: Andrew Morton , Fenghua Yu , Tony Luck , ebmunson@us.ibm.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-man@vger.kernel.org, mtk.manpages@gmail.com, Randy Dunlap , rth@twiddle.net, ink@jurassic.park.msu.ru, linux-ia64@vger.kernel.org, Arnd Bergmann Subject: Re: [PATCH] remove duplicate asm/mman.h files In-Reply-To: Message-ID: References: <200909181848.42192.arnd@arndb.de> <200909211031.25369.arnd@arndb.de> User-Agent: Alpine 1.00 (DEB 882 2007-12-20) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-System-Of-Record: true Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 757 Lines: 16 On Mon, 21 Sep 2009, Hugh Dickins wrote: > Is it perhaps the case that some UNIX on ia64 does implement MAP_GROWSUP, > and these numbers in the Linux ia64 mman.h have been chosen to match that > reference implementation? Tony will know. But I wonder if you'd do > better at least to leave a MAP_GROWSUP comment on that line, so that > somebody doesn't go and reuse the empty slot later on. > Reserving the bit from future use by adding a comment may be helpful, but then let's do it for MAP_GROWSDOWN too. -- 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/