From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753304AbaCFQbL (ORCPT ); Thu, 6 Mar 2014 11:31:11 -0500 Received: from mga01.intel.com ([192.55.52.88]:13204 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752090AbaCFQbJ (ORCPT ); Thu, 6 Mar 2014 11:31:09 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.97,601,1389772800"; d="scan'208";a="493567653" Message-ID: <5318A2BE.2070707@linux.intel.com> Date: Thu, 06 Mar 2014 08:30:54 -0800 From: "H. Peter Anvin" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.3.0 MIME-Version: 1.0 To: "Li, Aubrey" , Matthew Garrett , mingo@redhat.com, tglx@linutronix.de, linux-kernel@vger.kernel.org, "alan@linux.intel.com" Subject: Re: [PATCH] x86: new Intel Atom SoC power management controller driver References: <5317EC0C.4010807@linux.intel.com> <5317F044.8080407@linux.intel.com> <531805D4.6040806@linux.intel.com> <5318076C.7080605@linux.intel.com> <531808BD.4070000@linux.intel.com> <53180D39.7050207@linux.intel.com> <53180E98.9000608@linux.intel.com> In-Reply-To: <53180E98.9000608@linux.intel.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 03/05/2014 09:58 PM, Li, Aubrey wrote: >> >> What we absolutely don't want to happen is someone starting to use these >> unstable interfaces for something other than debugging. If debugfs ever >> needs to be mounted in a system for full functionality, that is a bug. > > Understood. But we don't have a plan to use it now. Just for observation > and diagnosis purpose only. > > Are you suggesting we should put them into sysfs now? > No, I'm just trying to understand if there is a risk. -hpa