Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760048AbYGJSLD (ORCPT ); Thu, 10 Jul 2008 14:11:03 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1758952AbYGJSKx (ORCPT ); Thu, 10 Jul 2008 14:10:53 -0400 Received: from gprs189-60.eurotel.cz ([160.218.189.60]:4527 "EHLO spitz.ucw.cz" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1757190AbYGJSKw (ORCPT ); Thu, 10 Jul 2008 14:10:52 -0400 Date: Thu, 10 Jul 2008 20:10:38 +0200 From: Pavel Machek To: Giacomo Mulas Cc: Johannes Berg , "Rafael J. Wysocki" , linux-kernel@vger.kernel.org, debian-kernel@lists.debian.org, Broadcom Linux Subject: Re: b43 locks the machine when resuming after suspend to disk Message-ID: <20080710181038.GA13483@ucw.cz> References: <200807022340.31894.rjw@sisk.pl> <1215039419.13270.18.camel@johannes.berg> <200807030108.37614.rjw@sisk.pl> <1215040064.13270.20.camel@johannes.berg> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.9i Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1387 Lines: 40 Hi! > >This seems very odd though, Giacomo, are you sure it > >also happens if you > >unload the module? > > yes, absolutely (unfortunately). I can unload the module > before suspending, > reload it after resuming, same result; I can actually do > any number of > suspend/resumes, unload and reload the modules any > number of times, > everything still works until I try to ifconfig up the > interface, then it > hangs solid. That starts to sound like some core problem -- bug in b43 does not explain symptoms you see. What other drivers does b43 share interrupt with? Do those work after resume? Maybe irqpoll helps? > I am now compining a kernel with the patch you sent, to > see whether this > improves things. I will let you know. By the way, is > there a module > debugging option I could use to cause the b43 and/or > mac80211 modules to use > lots of printk's, so that I could at least give you a > hint as to where the > code hangs? Adding printks to b43's resume should be easy... -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html -- 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/