From owner-freebsd-current@FreeBSD.ORG Thu Dec 11 14:59:28 2003 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 0CC0B16A4D5 for ; Thu, 11 Dec 2003 14:59:28 -0800 (PST) Received: from postal2.es.net (proxy.es.net [198.128.3.206]) by mx1.FreeBSD.org (Postfix) with ESMTP id CDC6C43D53 for ; Thu, 11 Dec 2003 14:59:22 -0800 (PST) (envelope-from oberman@es.net) Received: from ptavv.es.net ([198.128.4.29]) by postal2.es.net (Postal Node 2) with ESMTP (SSL) id IBA74465; Thu, 11 Dec 2003 14:59:14 -0800 Received: from ptavv (localhost [127.0.0.1]) by ptavv.es.net (Tachyon Server) with ESMTP id 202205D04; Thu, 11 Dec 2003 14:59:04 -0800 (PST) To: Nate Lawson In-Reply-To: Message from Nate Lawson of "Thu, 11 Dec 2003 13:13:15 PST." <20031211130934.Y50668@root.org> Date: Thu, 11 Dec 2003 14:59:04 -0800 From: "Kevin Oberman" Message-Id: <20031211225904.202205D04@ptavv.es.net> cc: current@freebsd.org Subject: Re: Tracking down ata0 reset hang X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 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: Thu, 11 Dec 2003 22:59:28 -0000 > Date: Thu, 11 Dec 2003 13:13:15 -0800 (PST) > From: Nate Lawson > Sender: owner-freebsd-current@freebsd.org > > I have a laptop that suspends and resumes fine. Soeren's patch to > properly reset the hardware after the ATAng import fixed the problem where > resuming would hang in ata0 reset with the hard drive light on. > > Sometime in the last month or two, the ATA reset phase of resume has begun > hanging again with the drive light on and I can't break to the debugger. > The interesting data point is that if I suspend/resume in single user > mode, it works fine, including the reset. But in multi-user mode, it > hangs. I'm trying to disable various services to see if any of them > triggers the hang. > > Has anyone else seen this regression? I see it, but it's not a regression for me. Ever since ATAng was merged into HEAD, I've had this problem and Soeren's patch did not seem to help. I have not tried suspending in stand-alone mode, but I will give it a try a little later today. -- R. Kevin Oberman, Network Engineer Energy Sciences Network (ESnet) Ernest O. Lawrence Berkeley National Laboratory (Berkeley Lab) E-mail: oberman@es.net Phone: +1 510 486-8634