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Date: Wed, 26 Oct 2011 09:52:17 +0300
From: Andriy Gapon <avg@FreeBSD.org>
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To: Sergey Kandaurov <pluknet@FreeBSD.org>, Ken Smith <kensmith@buffalo.edu>
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Cc: svn-src-stable@FreeBSD.org, Adrian Chadd <adrian@FreeBSD.org>,
	src-committers@FreeBSD.org, svn-src-all@FreeBSD.org,
	svn-src-stable-9@FreeBSD.org
Subject: Re: svn commit: r226405 - in stable/9: . etc/defaults
 lib/libc/stdlib
 sys/amd64/conf sys/i386/conf sys/ia64/conf sys/pc98/conf sys/powerpc/conf
 sys/sparc64/conf
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on 25/10/2011 22:22 Sergey Kandaurov said the following:
> In 8-STABLE (and 8.2) both KDB and KDB_TRACE present in GENERIC
> kernels (added in r214326, I guess they are needed for printing a stack
> trace on panic). Were these options removed intentionally in this commit?
> 

Sergey,

good catch!

Ken,

could you please restore the KDB option and add the KDB_TRACE option to GENERICs
in stable/9?
KDB is not a debugger, but a "debugger support"; that is, it adds a few routines
useful for debugging.  KDB_TRACE provides a nice stack trace on panic.
Please see r214326.

-- 
Andriy Gapon