From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753986AbbC3U0x (ORCPT ); Mon, 30 Mar 2015 16:26:53 -0400 Received: from vader.hardeman.nu ([95.142.160.32]:34437 "EHLO hardeman.nu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753510AbbC3U0v (ORCPT ); Mon, 30 Mar 2015 16:26:51 -0400 To: Stefan Lippers-Hollmann Subject: Re: mceusb: sysfs: cannot create duplicate filename '/class/rc/rc0' (race condition between multiple =?UTF-8?Q?RC=5FCORE=20devices=29?= X-PHP-Originating-Script: 0:rcmail.php MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Date: Mon, 30 Mar 2015 22:26:49 +0200 From: =?UTF-8?Q?David_H=C3=A4rdeman?= Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, m.chehab@samsung.com, James Hogan , =?UTF-8?Q?Antti_Sepp=C3=A4l=C3=A4?= , Tomas Melin In-Reply-To: <20150330222119.16ee359e@mir> References: <201412181916.18051.s.L-H@gmx.de> <201412302211.40801.s.L-H@gmx.de> <20150330173031.1fb46443@mir> <61aca9029bf06b2a3f322018aee00dda@hardeman.nu> <20150330222119.16ee359e@mir> Message-ID: <8addd45044293abdf0a223a1c6155154@hardeman.nu> User-Agent: Roundcube Webmail/0.9.5 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2015-03-30 22:21, Stefan Lippers-Hollmann wrote: > On 2015-03-30, David Härdeman wrote: >> On 2015-03-30 17:30, Stefan Lippers-Hollmann wrote: >> > This is a follow-up for: >> > http://lkml.kernel.org/r/<201412181916.18051.s.L-H@gmx.de> >> > http://lkml.kernel.org/r/<201412302211.40801.s.L-H@gmx.de> >> >> I can't swear that it's the case but I'm guessing this might be fixed >> by >> the patches I posted earlier (in particular the one that converted >> rc-core to use the IDA infrastructure for keeping track of registered >> minor device numbers). > > Do you have a pointer to that patch (-queue) or a tree containing it? > So far I've only found https://patchwork.linuxtv.org/patch/23370/ > with those keywords, respectively the thread at > http://comments.gmane.org/gmane.linux.drivers.video-input-infrastructure/76514 > which seems to be partially applied, anything I could test (reproducing > the problem takes its time, probably 4-10 weeks to be really sure, but > I'd be happy to try or forward port the required parts). Hi, I can try providing you with an updated version of the patch when I have time...otherwise I think you've found all that can be found :) //David