Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755605AbZG0XRd (ORCPT ); Mon, 27 Jul 2009 19:17:33 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754829AbZG0XRc (ORCPT ); Mon, 27 Jul 2009 19:17:32 -0400 Received: from earthlight.etchedpixels.co.uk ([81.2.110.250]:40630 "EHLO www.etchedpixels.co.uk" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1754744AbZG0XRc (ORCPT ); Mon, 27 Jul 2009 19:17:32 -0400 Date: Tue, 28 Jul 2009 00:17:40 +0100 From: Alan Cox To: "Carlos R. Mafra" Cc: Alan Stern , Ferenc Wagner , Greg KH , Linux Kernel Mailing List , Kernel Testers List , USB list , Kay Sievers , "Rafael J. Wysocki" Subject: Re: [Bisected] [Bug #13821] Replugging USB serial converter uses new device node Message-ID: <20090728001740.61b365db@lxorguk.ukuu.org.uk> In-Reply-To: <20090727172254.GA19576@Pilar.aei.mpg.de> References: <87zlaqcec1.fsf@tac.ki.iif.hu> <20090727164857.GA8908@Pilar.aei.mpg.de> <20090727175525.20ac4869@lxorguk.ukuu.org.uk> <20090727172254.GA19576@Pilar.aei.mpg.de> X-Mailer: Claws Mail 3.7.1 (GTK+ 2.14.7; x86_64-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 550 Lines: 16 > And the fact that is, reverting your commit made things work under > the same testing conditions. > > Do you have any suggestions as to what I should do between unplugging > and plugging it back? Got it - if the port is opened twice (eg by two apps) it does this. Reproduced and testing a fix. Alan -- 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/