From owner-cvs-src@FreeBSD.ORG Tue Mar 6 18:35:43 2007 Return-Path: <owner-cvs-src@FreeBSD.ORG> X-Original-To: cvs-src@FreeBSD.org Delivered-To: cvs-src@FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id D5B2416A40A for <cvs-src@FreeBSD.org>; Tue, 6 Mar 2007 18:35:43 +0000 (UTC) (envelope-from nate@root.org) Received: from root.org (root.org [67.118.192.226]) by mx1.freebsd.org (Postfix) with ESMTP id B854F13C428 for <cvs-src@FreeBSD.org>; Tue, 6 Mar 2007 18:35:43 +0000 (UTC) (envelope-from nate@root.org) Received: (qmail 45552 invoked from network); 6 Mar 2007 18:05:39 -0000 Received: from ppp-71-139-18-69.dsl.snfc21.pacbell.net (HELO ?10.0.5.55?) (nate-mail@71.139.18.69) by root.org with ESMTPA; 6 Mar 2007 18:05:39 -0000 Message-ID: <45EDAD96.9060202@root.org> Date: Tue, 06 Mar 2007 10:06:14 -0800 From: Nate Lawson <nate@root.org> User-Agent: Thunderbird 1.5.0.9 (X11/20070214) MIME-Version: 1.0 To: Ruslan Ermilov <ru@FreeBSD.org> References: <200702270014.l1R0EKrp034231@repoman.freebsd.org> <20070306165458.GA24644@rambler-co.ru> In-Reply-To: <20070306165458.GA24644@rambler-co.ru> X-Enigmail-Version: 0.94.2.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: cvs-src@FreeBSD.org, Nate Lawson <njl@FreeBSD.org>, src-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/dev/acpica acpi_ec.c X-BeenThere: cvs-src@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: CVS commit messages for the src tree <cvs-src.freebsd.org> List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/cvs-src>, <mailto:cvs-src-request@freebsd.org?subject=unsubscribe> List-Archive: <http://lists.freebsd.org/pipermail/cvs-src> List-Post: <mailto:cvs-src@freebsd.org> List-Help: <mailto:cvs-src-request@freebsd.org?subject=help> List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/cvs-src>, <mailto:cvs-src-request@freebsd.org?subject=subscribe> X-List-Received-Date: Tue, 06 Mar 2007 18:35:44 -0000 Ruslan Ermilov wrote: > Hi Nate, > > On Tue, Feb 27, 2007 at 12:14:20AM +0000, Nate Lawson wrote: >> njl 2007-02-27 00:14:20 UTC >> >> FreeBSD src repository >> >> Modified files: >> sys/dev/acpica acpi_ec.c >> Log: >> Rework EC I/O approach. Implement burst mode, including proper handling of >> case where it asynchronously exits burst mode on its own. Handle different >> values of hz in sleep loop. Provide more debugging options to tune EC >> behavior. These tunables/sysctls may be temporary and are not for user >> access if the EC is working properly. Burst mode is now on by default for >> testing and the poll interval has been increased from 100 to 500 us and >> total timeout from 100 to 500 ms. >> >> Hopefully this should be the first step of addressing reports of timeout >> errors during battery or thermal access, especially on HP/Compaq laptops. >> It is reasonably stable and should not cause a loss of functionality or >> performance on systems that were previously working. Testing shows an >> increase of responsiveness by ~75% on one system. >> >> PR: kern/98171 >> >> Revision Changes Path >> 1.69 +206 -109 src/sys/dev/acpica/acpi_ec.c > > I'm having a problem with this commit. My ThinkPad 600X > panics on boot with this change. If I back it out, all > gets back to normal. What information do you need except > from a verbose boot log to track it down? (I can grab a > text from serial console, etc.) panic message and location, for starters. -- Nate