Date: Tue, 25 Sep 2007 13:46:46 -0700 From: Nate Lawson <nate@root.org> To: Denis <piloyder@gmail.com>, acpi@freebsd.org Subject: Re: ACPI error on Compaq nc6220, FreeBSD 7.0 Message-ID: <46F973B6.5010703@root.org> In-Reply-To: <325305250709251301x71f64202v7f1543c36c1ab601@mail.gmail.com> References: <325305250709010712n4bd0d62l9a144572441cf3dc@mail.gmail.com> <325305250709131059g6b73cf51o9dc9e09d7e0c2800@mail.gmail.com> <200709131416.21302.jkim@FreeBSD.org> <200709131424.05193.jkim@FreeBSD.org> <46F01531.2000207@root.org> <325305250709222357k313597bcic349cc90f18ff4c7@mail.gmail.com> <20070924071327.GA9941@belzebub.tns.cz> <46F76A9A.2020107@root.org> <325305250709242232h35a58f99w91328b91819b2096@mail.gmail.com> <46F8E92E.6010404@root.org> <325305250709251301x71f64202v7f1543c36c1ab601@mail.gmail.com>
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Denis wrote: > On 9/25/07, Nate Lawson <nate@root.org> wrote: >> Denis wrote: >>> On 9/24/07, Nate Lawson <nate@root.org> wrote: >>>> Roman Pavlik wrote: >>>>> On Sun, Sep 23, 2007 at 10:57:20AM +0400, Denis wrote: >>>>> I've seen similar issue with ACPI on my HP 6710b. Escape to debug and >>>>> return doesn't help. Sometimes helps disconecting AC line. The workaround >>>>> is comment out the following line in GENERIC: >>>>> #options PREEMPTION # Enable kernel thread preemption >>>>> #options ADAPTIVE_GIANT # Giant mutex is adaptive. >>>>> >>>>> Rebuild kernel, reinstall, reboot. >>> Thank you, Roman. I rebuild kernel and it helps. And disconecting AC >>> line seems to help too (but tried only once) >>> >>>> Jung-uk Kim's global lock patch may be the solution. We're trying to >>>> get this stuff committed but things are slow due to the freeze for 7.0. >>>> You can't have too many patches floating around. >>> Nate, if you mean this patch - >>> http://people.freebsd.org/~jkim/acpica/OsdSynch.diff - I tried it, but >>> without luck. >> Nope, I mean the one just committed to 7-current. So just cvsup and try >> again. > > I cvsuped and tried (without any additional patches). Good news - > there is no kernel panic. But unfortunately the same "hang" exist... We've got a couple issues ahead of this but hopefully will look into it before 7.0. You're not the only one with this problem. -- Nate
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