From owner-freebsd-current@FreeBSD.ORG  Wed Nov  5 09:17:23 2008
Return-Path: <owner-freebsd-current@FreeBSD.ORG>
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 A1FD11065670;
	Wed,  5 Nov 2008 09:17:23 +0000 (UTC) (envelope-from imp@bsdimp.com)
Received: from harmony.bsdimp.com (bsdimp.com [199.45.160.85])
	by mx1.freebsd.org (Postfix) with ESMTP id 5FDC88FC1D;
	Wed,  5 Nov 2008 09:17:23 +0000 (UTC) (envelope-from imp@bsdimp.com)
Received: from localhost (localhost [127.0.0.1])
	by harmony.bsdimp.com (8.14.2/8.14.1) with ESMTP id mA59H5xB019545;
	Wed, 5 Nov 2008 02:17:05 -0700 (MST) (envelope-from imp@bsdimp.com)
Date: Wed, 05 Nov 2008 02:18:17 -0700 (MST)
Message-Id: <20081105.021817.-332174942.imp@bsdimp.com>
To: hselasky@c2i.net
From: "M. Warner Losh" <imp@bsdimp.com>
In-Reply-To: <200811050914.44225.hselasky@c2i.net>
References: <20081104220725.GC8256@e.0x20.net>
	<20081104230402.GD8256@e.0x20.net>
	<200811050914.44225.hselasky@c2i.net>
X-Mailer: Mew version 5.2 on Emacs 21.3 / Mule 5.0 (SAKAKI)
Mime-Version: 1.0
Content-Type: Text/Plain; charset=us-ascii
Content-Transfer-Encoding: 7bit
Cc: current@freebsd.org, bright@mu.org, rbgarga@gmail.com,
	freebsd-current@freebsd.org, freebsd-usb@freebsd.org, lme@freebsd.org
Subject: Re: USB4BSD release candidate number 3 - request for review
X-BeenThere: freebsd-current@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Discussions about the use of FreeBSD-current
	<freebsd-current.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>, 
	<mailto:freebsd-current-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-current>
List-Post: <mailto:freebsd-current@freebsd.org>
List-Help: <mailto:freebsd-current-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>,
	<mailto:freebsd-current-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Wed, 05 Nov 2008 09:17:23 -0000

In message: <200811050914.44225.hselasky@c2i.net>
            Hans Petter Selasky <hselasky@c2i.net> writes:
: On Wednesday 05 November 2008, Lars Engels wrote:
: 
: Hi Lars,
: 
: > Now I just removed everything but usb2_core from the kernel config and
: > load the modules manually. So far it runs pretty good.
: >
: > Mounting a umass device, removing it and doing an 'ls' on the mountpoint
: > freezes the system, I thought this should not happen with the new stack?
: 
: It is not a USB problem. It is the CAM layer that is hanging on the disk.

Sure it is CAM layer and not buffer cache or filesystem code?

Warner