Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932830AbZDBSn4 (ORCPT ); Thu, 2 Apr 2009 14:43:56 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932210AbZDBSnS (ORCPT ); Thu, 2 Apr 2009 14:43:18 -0400 Received: from earthlight.etchedpixels.co.uk ([81.2.110.250]:60309 "EHLO www.etchedpixels.co.uk" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1765815AbZDBSnR (ORCPT ); Thu, 2 Apr 2009 14:43:17 -0400 Date: Thu, 2 Apr 2009 19:44:01 +0100 From: Alan Cox To: Peter Zijlstra Cc: Christophe Lermytte , linux-kernel@vger.kernel.org, Jiri Slaby Subject: Re: mutex_lock_slowpath warning using mxser tty driver (input/output error) Message-ID: <20090402194401.154bbc36@lxorguk.ukuu.org.uk> In-Reply-To: <1238696349.5133.25.camel@laptop> References: <1238689565.14822.99.camel@thom> <1238696349.5133.25.camel@laptop> X-Mailer: Claws Mail 3.7.0 (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: 492 Lines: 14 > It appears to want to lock a mutex in interrupt context, something > that's a definite no-no. > > CCed the folks who might know a thing or two about the driver. Moxa is not a USB driver so the USB trace at the end makes no sense at all. 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/