Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1764001AbXKNBIR (ORCPT ); Tue, 13 Nov 2007 20:08:17 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1761476AbXKNBIA (ORCPT ); Tue, 13 Nov 2007 20:08:00 -0500 Received: from mx2.suse.de ([195.135.220.15]:49295 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1761377AbXKNBH7 (ORCPT ); Tue, 13 Nov 2007 20:07:59 -0500 To: Greg KH Cc: Alex Chiang , gregkh@suse.de, kristen.c.accardi@intel.com, lenb@kernel.org, matthew@wil.cx, richard.jones2@hp.com, linux-kernel@vger.kernel.org, linux-pci@atrey.karlin.mff.cuni.cz, pcihpd-discuss@lists.sourceforge.net, linux-acpi@vger.kernel.org Subject: Re: [PATCH 0/5][RFC] Physical PCI slot objects From: Andi Kleen References: <20071113000853.GA13341@ldl.fc.hp.com> <20071113170129.GA20185@kroah.com> Date: Wed, 14 Nov 2007 02:07:56 +0100 In-Reply-To: <20071113170129.GA20185@kroah.com> (Greg KH's message of "Tue\, 13 Nov 2007 09\:01\:29 -0800") Message-ID: User-Agent: Gnus/5.11 (Gnus v5.11) Emacs/22.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 685 Lines: 16 Greg KH writes: > > Also, some companies already provide userspace tools to get all of this > information about the different slots in a system and what is where, > from userspace, no kernel changes are needed. So, why add all this > extra complexity to the kernel if it is not needed? It's not only complexity. Each new sysfs entry costs memory. Memory is not free. There should be always a good reason for those. -Andi - 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/