Re: docs/90042: acpi.4 should mention that ACPI_DEBUG depends on

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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