Date: Tue, 28 Feb 2006 21:10:08 GMT From: Nate Lawson <nate@root.org> To: freebsd-doc@FreeBSD.org Subject: Re: docs/90042: acpi.4 should mention that ACPI_DEBUG depends on DDB. Message-ID: <200602282110.k1SLA8Qu093193@freefall.freebsd.org>
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The following reply was made to PR docs/90042; it has been noted by GNATS.
From: Nate Lawson <nate@root.org>
To: Giorgos Keramidas <keramida@freebsd.org>, bug-followup@freebsd.org,
njl@freebsd.org
Cc:
Subject: Re: docs/90042: acpi.4 should mention that ACPI_DEBUG depends on
DDB.
Date: Tue, 28 Feb 2006 13:08:42 -0800
Wojciech A. Koszek wrote:
> On wto, lut 28, 2006 at 02:18:42 +0200, Giorgos Keramidas wrote:
>> To: "Wojciech A. Koszek" <dunstan@freebsd.czest.pl>
>> Cc: bug-followup@freebsd.org
>> From: Giorgos Keramidas <keramida@freebsd.org>
>> Date: Tue, 28 Feb 2006 14:18:42 +0200
>> Subject: Re: docs/90042: acpi.4 should mention that ACPI_DEBUG depends on DDB.
>>
>> On 2005-12-06 19:00, "Wojciech A. Koszek" <dunstan@freebsd.czest.pl> wrote:
>>
>>> System: FreeBSD laptop.freebsd.czest.pl 7.0-CURRENT FreeBSD 7.0-CURRENT #0: \
>>> Tue Dec 6 19:19:23 CET 2005 root@laptop.freebsd.czest.pl:/usr/obj/usr/src/sys/ACPITEST i386
>>> Please commit this patch or similar, since it must be documented somewhere
>>> in basesystem.
>>> diff -upr /usr/src/share/man/man4/acpi.4 src/share/man/man4/acpi.4
>>> --- /usr/src/share/man/man4/acpi.4 Fri Jul 15 19:35:25 2005
>>> +++ src/share/man/man4/acpi.4 Tue Dec 6 19:45:34 2005
>>> @@ -35,6 +35,7 @@
>>> .Cd "device acpi"
>>> .Pp
>>> .Cd "options ACPI_DEBUG"
>>> +.Cd "options DDB"
>> Is "DDB" really necessary though? I thought that ACPI_DEBUG only controls
>> the amount of debugging messages printed to the system console; with or
>> without a kernel debugger.
>
> Giorgos,
>
> You're right. Although this report is faked, problem reported here is quite different --
> with ACPI_DEBUG but without DDB, produced acpi.ko has unresolved symbol:
> AcpiDmDumpMethodInfo. Some #ifdef's are probably missing.
>
> cognet@ suggested to let njl@ know about it. Thus, I'm putting him in CC.
> Once this bug is fixed, I'll close my PR.
ACPI has a built-in debugger when ACPI_DEBUG is defined. You do need
options DDB when compiling with it. I think the manpage update is fine.
--
Nate
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