From owner-freebsd-usb@FreeBSD.ORG  Fri Mar  5 09:50:06 2010
Return-Path: <owner-freebsd-usb@FreeBSD.ORG>
Delivered-To: freebsd-usb@hub.freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 0C5FC106566C
	for <freebsd-usb@hub.freebsd.org>; Fri,  5 Mar 2010 09:50:06 +0000 (UTC)
	(envelope-from gnats@FreeBSD.org)
Received: from freefall.freebsd.org (freefall.freebsd.org
	[IPv6:2001:4f8:fff6::28])
	by mx1.freebsd.org (Postfix) with ESMTP id F1E778FC0C
	for <freebsd-usb@hub.freebsd.org>; Fri,  5 Mar 2010 09:50:05 +0000 (UTC)
Received: from freefall.freebsd.org (localhost [127.0.0.1])
	by freefall.freebsd.org (8.14.3/8.14.3) with ESMTP id o259o5xB017329
	for <freebsd-usb@freefall.freebsd.org>; Fri, 5 Mar 2010 09:50:05 GMT
	(envelope-from gnats@freefall.freebsd.org)
Received: (from gnats@localhost)
	by freefall.freebsd.org (8.14.3/8.14.3/Submit) id o259o5pC017328;
	Fri, 5 Mar 2010 09:50:05 GMT (envelope-from gnats)
Date: Fri, 5 Mar 2010 09:50:05 GMT
Message-Id: <201003050950.o259o5pC017328@freefall.freebsd.org>
To: freebsd-usb@FreeBSD.org
From: Hans Petter Selasky <hselasky@c2i.net>
Cc: 
Subject: Re: usb/144423: if_run panic with USB-N13
X-BeenThere: freebsd-usb@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
Reply-To: Hans Petter Selasky <hselasky@c2i.net>
List-Id: FreeBSD support for USB <freebsd-usb.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-usb>,
	<mailto:freebsd-usb-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-usb>
List-Post: <mailto:freebsd-usb@freebsd.org>
List-Help: <mailto:freebsd-usb-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-usb>,
	<mailto:freebsd-usb-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Fri, 05 Mar 2010 09:50:06 -0000

The following reply was made to PR usb/144423; it has been noted by GNATS.

From: Hans Petter Selasky <hselasky@c2i.net>
To: PseudoCylon <moonlightakkiy@yahoo.ca>
Cc: bug-followup@freebsd.org,
 jhanna@pangolin-systems.com,
 freebsd-usb@freebsd.org,
 freebsd-gnats-submit@freebsd.org
Subject: Re: usb/144423: if_run panic with USB-N13
Date: Fri, 5 Mar 2010 10:42:41 +0100

 On Friday 05 March 2010 10:31:35 PseudoCylon wrote:
 > >The files seem a little far from the current I am running, I just used
 > >the updates to the usbdevs file and the unlock-lock around the firmware
 > > load in if_run.c.
 > 
 > Yes, there are some bits added to support RT3572 chipsets. It would be
 >  greately appreciated if you try that file if it's not too mutch trouble.
 > 
 > >The ASUS-N13 does work when a child wlan device is created with it,
 > >but if just "ifconfig run0 up" is done there is a page fault. I do
 > >not know if that is expected. This occurs with or without runfw.ko
 > >being loaded beforehand.
 > 
 > Yes, "ifconfig run0 up" will cause page fault. The wlanN interface is
 >  should be created as an instance of the parent interface and used for
 >  actual communication. This is new feature to 8.0 and 9-current. My
 >  understanding is that if you create wlan and "ifconfig *wlan0* up", it
 >  works, but if you "ifconfig *run0* up", it causes panic. (Of cource
 >  without *. I'm trying to enphasize the point in plain text messeage.) That
 >  is what should happen. (Actually, result of "ifconfig *run0* up" is
 >  undefined.) "run0" should only be used when creating wlan.
 > 
 > If "ifconfig *wlan0* ..." is causing problem, please let us know.
 > 
 
 What is the backtrace of the panic?
 
 --HPS