From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932611AbaEGMLH (ORCPT ); Wed, 7 May 2014 08:11:07 -0400 Received: from mail.active-venture.com ([67.228.131.205]:54256 "EHLO mail.active-venture.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932157AbaEGMLG (ORCPT ); Wed, 7 May 2014 08:11:06 -0400 X-Originating-IP: 108.223.40.66 Message-ID: <536A22D2.5070104@roeck-us.net> Date: Wed, 07 May 2014 05:10:58 -0700 From: Guenter Roeck User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.4.0 MIME-Version: 1.0 To: Jean Delvare CC: Srinivas Pandruvada , "Yu, Fenghua" , Linux Kernel , lm-sensors@lm-sensors.org Subject: Re: [lm-sensors] coretemp.0 folder contents changed References: <5367C6A7.5020008@linux.intel.com> <20140505173231.GA25644@roeck-us.net> <20140506135558.3cafd062@endymion.delvare> <5368E45F.30301@roeck-us.net> <20140507091308.227d8152@endymion.delvare> In-Reply-To: <20140507091308.227d8152@endymion.delvare> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 05/07/2014 12:13 AM, Jean Delvare wrote: > Hi Guenter, > > On Tue, 06 May 2014 06:32:15 -0700, Guenter Roeck wrote: >> Can we implement a similar approach to network devices and make hwmon >> path names (ie the /sys/class/hwmon/XXX path name) configurable via udev ? >> Might be worth exploring. > > This is one possibility indeed. The good thing is that libsensors makes > no assumption on hwmon class device names, so we can change the names > without breaking any application which uses libsensors. Scripts > accessing sysfs directly may break though (pwmconfig would, for > example.) > > We'll have to be careful when choosing the new names, and make sure > there is no name space collision. Network interface renaming has caused > a great deal of trouble out there. > Agreed. I'll try to find some time to play with it. > Another approach, which I have in mind for quite some time already but > could never find the time to implement, would be a small helper binary > which would look-up hwmon devices by libsensors-like name (and the > other way around too.) Scripts could use it to benefit from libsensors > persistent names. > Still needs that binary, though. Guenter