Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933678AbZIQDcl (ORCPT ); Wed, 16 Sep 2009 23:32:41 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1760009AbZIQDck (ORCPT ); Wed, 16 Sep 2009 23:32:40 -0400 Received: from mail.windriver.com ([147.11.1.11]:57828 "EHLO mail.windriver.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759983AbZIQDcj (ORCPT ); Wed, 16 Sep 2009 23:32:39 -0400 Message-ID: <4AB1ADD7.10600@windriver.com> Date: Wed, 16 Sep 2009 22:32:39 -0500 From: Jason Wessel User-Agent: Thunderbird 2.0.0.23 (X11/20090817) MIME-Version: 1.0 To: Alan Stern CC: gregkh@suse.de, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 1/3] usb console: fix mutex lock regression References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-OriginalArrivalTime: 17 Sep 2009 03:32:38.0797 (UTC) FILETIME=[817A6BD0:01CA3747] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 910 Lines: 30 Alan Stern wrote: > On Wed, 16 Sep 2009, Jason Wessel wrote: > > >> During the 2.6.32 development the use of serial->disc_mutex was >> introduced. In usb_console_setup() the call to >> usb_serial_get_by_index() will obtain this mutex. The >> usb_console_setup() must release the mutex before it completes else >> later calls to the usb serial core will hang. >> > > Apparently you didn't see my patch: > > http://marc.info/?l=linux-usb&m=125209260714221&w=2 > > Did this not get into linus-next? Greg? > > Maybe it was not merged at the time. We'll wait to hear from Greg. Certainly I would opt to use your more complete implementation. Jason. -- 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/