From owner-freebsd-current@FreeBSD.ORG Tue Nov 27 20:45:03 2007 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 C114716A418 for ; Tue, 27 Nov 2007 20:45:03 +0000 (UTC) (envelope-from bruce@cran.org.uk) Received: from muon.bluestop.org (unknown [IPv6:2001:41c8:1:548a::2]) by mx1.freebsd.org (Postfix) with ESMTP id 6574613C43E for ; Tue, 27 Nov 2007 20:45:03 +0000 (UTC) (envelope-from bruce@cran.org.uk) Received: from muon.draftnet (unknown [IPv6:2a01:348:10f:1::5]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by muon.bluestop.org (Postfix) with ESMTP id 69FA3C4001; Tue, 27 Nov 2007 20:45:01 +0000 (GMT) Message-ID: <474C81C6.5030508@cran.org.uk> Date: Tue, 27 Nov 2007 20:44:54 +0000 From: Bruce Cran User-Agent: Thunderbird 2.0.0.9 (X11/20071116) MIME-Version: 1.0 To: Bill Moran References: <20071126202616.59181533.wmoran@potentialtech.com> In-Reply-To: <20071126202616.59181533.wmoran@potentialtech.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: freebsd-current@freebsd.org Subject: Re: zzz fails on Lenovo Thinkpad T61 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: Tue, 27 Nov 2007 20:45:03 -0000 Bill Moran wrote: > When I try to use zzz to suspend the laptop, I get a few second pause, > then the system locks solid. > > Is this a known issue? How can I help debug this? > > I'm running 7.0 from Nov 25. > If you're on amd64 it looks like suspend/resume needs more work - the #ifdef to reject requests was only put in a few months ago - see http://lists.freebsd.org/pipermail/cvs-src/2007-September/081734.html If you're running i386 then you should start by enabling all the ACPI debugging by putting 'option ACPI_DEBUG' in your kernel configuration and following the instructions in acpi(4) and http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/acpi-debug.html People on acpi@ might be able to help too. -- Bruce