From owner-freebsd-current@FreeBSD.ORG Sun Dec 26 21:39:58 2010 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id DF15F106566C for ; Sun, 26 Dec 2010 21:39:58 +0000 (UTC) (envelope-from sgk@troutmask.apl.washington.edu) Received: from troutmask.apl.washington.edu (troutmask.apl.washington.edu [128.208.78.105]) by mx1.freebsd.org (Postfix) with ESMTP id C12F98FC0C for ; Sun, 26 Dec 2010 21:39:58 +0000 (UTC) Received: from troutmask.apl.washington.edu (localhost.apl.washington.edu [127.0.0.1]) by troutmask.apl.washington.edu (8.14.4/8.14.4) with ESMTP id oBQLdwOg046139; Sun, 26 Dec 2010 13:39:58 -0800 (PST) (envelope-from sgk@troutmask.apl.washington.edu) Received: (from sgk@localhost) by troutmask.apl.washington.edu (8.14.4/8.14.4/Submit) id oBQLdwfG046138; Sun, 26 Dec 2010 13:39:58 -0800 (PST) (envelope-from sgk) Date: Sun, 26 Dec 2010 13:39:58 -0800 From: Steve Kargl To: Etienne Robillard Message-ID: <20101226213958.GA46129@troutmask.apl.washington.edu> References: <20101226195556.GA45505@troutmask.apl.washington.edu> <4D17B714.6040106@gthcfoundation.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4D17B714.6040106@gthcfoundation.org> User-Agent: Mutt/1.4.2.3i Cc: freebsd-current@freebsd.org Subject: Re: wlan/wpi are more broken than 3 weeks. X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 26 Dec 2010 21:39:58 -0000 On Sun, Dec 26, 2010 at 04:43:48PM -0500, Etienne Robillard wrote: > On 26/12/10 02:55 PM, Steve Kargl wrote: > > First reported here, > > > > http://lists.freebsd.org/pipermail/freebsd-current/2010-December/021664.html > > > > I now see a never ending spew in /var/log/messages of > > > > laptop:kargl[232] tail /var/log/messages > > Dec 26 07:58:27 laptop kernel: wlan0: link state changed to DOWN > > Dec 26 07:58:27 laptop kernel: wlan0: link state changed to UP > > > > So, the good news appears to be that 3 weeks ago wlan/wpi could > > stay up for 7 to 9 minutes before cycling DOWN/UP. While the > > bad news is that today, the DOWN/UP cycle last for 4 to 5 minutes. > > > > > have you compiled with IEEE_DEBUG ? Yes. > I would also like knowing which wireless NIC you're using. Is this bug > related to > a USB wireless card ? I have similar issues (recurring) on Freebsd 8.1. > my current understanding > is that USB wireless on FreeSD is somewhat a itchy business.. It's a nic builtin into a Dell D530 laptop. laptop:kargl[202] dmesg | grep wpi wpi0: mem 0xfe8ff000-0xfe8fffff irqi 17 at device 0.0 on pci12 I just backed out revision 214894 to test whether this is the problematic commit. http://svn.freebsd.org/viewvc/base/head/sys/dev/wpi/if_wpi.c?view=log -- Steve