Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263605AbUCUEgc (ORCPT ); Sat, 20 Mar 2004 23:36:32 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263604AbUCUEgc (ORCPT ); Sat, 20 Mar 2004 23:36:32 -0500 Received: from holomorphy.com ([207.189.100.168]:39818 "EHLO holomorphy.com") by vger.kernel.org with ESMTP id S263605AbUCUEgb (ORCPT ); Sat, 20 Mar 2004 23:36:31 -0500 Date: Sat, 20 Mar 2004 20:36:22 -0800 From: William Lee Irwin III To: Paul Jackson Cc: colpatch@us.ibm.com, linux-kernel@vger.kernel.org, mbligh@aracnet.com, akpm@osdl.org, haveblue@us.ibm.com, hch@infradead.org Subject: Re: [PATCH] Introduce nodemask_t ADT [0/7] Message-ID: <20040321043622.GU2045@holomorphy.com> Mail-Followup-To: William Lee Irwin III , Paul Jackson , colpatch@us.ibm.com, linux-kernel@vger.kernel.org, mbligh@aracnet.com, akpm@osdl.org, haveblue@us.ibm.com, hch@infradead.org References: <1079651064.8149.158.camel@arrakis> <20040318165957.592e49d3.pj@sgi.com> <1079659184.8149.355.camel@arrakis> <20040318175654.435b1639.pj@sgi.com> <1079737351.17841.51.camel@arrakis> <20040319165928.45107621.pj@sgi.com> <20040320031843.GY2045@holomorphy.com> <20040320000235.5e72040a.pj@sgi.com> <20040320111340.GA2045@holomorphy.com> <20040320201954.65e35bb1.pj@sgi.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20040320201954.65e35bb1.pj@sgi.com> User-Agent: Mutt/1.5.5.1+cvs20040105i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1016 Lines: 21 On Sat, Mar 20, 2004 at 08:19:54PM -0800, Paul Jackson wrote: > Find by me if folks have their dirty laundry. There are limits to my > powers to set things right. > Sorry to have provoked your length explanation of physical_balance, but > in the version of the kernel that I happened to do my research on, > 2.6.3-rc1-mm1, this is _dead_ code. The variable physical_balance is > never read, just written, and only appears on 3 lines total. > Obviously if it is in use in current versions of the kernel, then it's > not dead code anymore (at least not without a more profound > understanding of what's going on, which I make no claims to). There's probably something in -mm reducing its use that I haven't looked at; the digression there was based on mainline. -- wli - 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/