From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from static-ip-62-75-166-246.inaddr.intergenia.de ([62.75.166.246]:56785 "EHLO vs166246.vserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750734AbXHHLRG (ORCPT ); Wed, 8 Aug 2007 07:17:06 -0400 From: Michael Buesch To: bcm43xx-dev@lists.berlios.de Subject: Re: [PATCH] Fix handling of failure to create debugfs directory Date: Wed, 8 Aug 2007 13:16:37 +0200 Cc: Larry Finger , linux-wireless@vger.kernel.org References: <20070808051710.3902.43211.stgit@dv.roinet.com> <46B95A15.1080202@lwfinger.net> <46B95C75.8060404@lwfinger.net> In-Reply-To: <46B95C75.8060404@lwfinger.net> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Message-Id: <200708081316.38183.mb@bu3sch.de> Sender: linux-wireless-owner@vger.kernel.org List-ID: On Wednesday 08 August 2007 08:02:29 Larry Finger wrote: > Larry Finger wrote: > > Pavel Roskin wrote: > >> This can happen if CONFIG_BCM43XX_MAC80211_DEBUG is enabled, but > >> CONFIG_DEBUG_FS is not. > >> > >> Signed-off-by: Pavel Roskin > >> --- > >> > > With this patch installed, and the DEBUG configuration set as above, I get a kernel panic on an > > x86_64 SMP system. The reason for the panic scrolled off the screen, but the complete stack dump > > (hand copied) is as follows: > > > > lock_acquire+0x85/0x31 > > bcm43xx_mac80211: bcm43xx_debugfs_log_txstat+0x5a/099 > > _spin_lock+0x25/0x31 > > Ignore the noise above. I had failed to get the right patch. The crash confirms the problem > _without_ the patch. Getting it in properly fixes the problem > > Acked-by: Larry Finger Yeah, I just noticed that, too :) So, I applied it to my queue and it will soon go upstream. http://bu3sch.de/patches/wireless-dev/LATEST/patches/ -- Greetings Michael.