From owner-cvs-all  Wed Sep 18  8:39:19 2002
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Date: Wed, 18 Sep 2002 09:38:49 -0600 (MDT)
Message-Id: <20020918.093849.114361824.imp@bsdimp.com>
To: bde@zeta.org.au
Cc: phk@critter.freebsd.dk, joe@FreeBSD.org, obrien@FreeBSD.org,
	cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org
Subject: Re: cvs commit: src/sys/kern kern_timeout.c 
From: "M. Warner Losh" <imp@bsdimp.com>
In-Reply-To: <20020918222929.N15419-100000@gamplex.bde.org>
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In message: <20020918222929.N15419-100000@gamplex.bde.org>
            Bruce Evans <bde@zeta.org.au> writes:
: On Tue, 17 Sep 2002, M. Warner Losh wrote:
: 
: > In message: <13645.1032171121@critter.freebsd.dk>
: >             Poul-Henning Kamp <phk@critter.freebsd.dk> writes:
: > : In message <20020916195344.S6593-100000@gamplex.bde.org>, Bruce Evans writes:
: > :
: > : >> > Sep 15 19:40:26 kernel: Expensive timeout(9) function: 0xc65dfc80(0xc659f000) 0.008711721
: > : >> > Sep 15 19:40:26 kernel: Expensive timeout(9) function: 0xc65dfc80(0xc659f000) 0.001068850
: > : >
: > : >This is hard to interpret without the function names (or a full stack
: > : >trace).
: > :
: > : Yes, but as far as I'm aware, we still don't have a print_backtrace(9) ?
: >
: > Would you use one if I wrote it?  I have one for useland that I use
: > for a crude lead detector that I added to malloc/free.
: 
: No :-).  I would use the ones in
: /sys/${MACHINE_ARCH}/${MACHINE_ARCH}/db_trace.c (5 arches so far).

Doh!  Of course.  One would need ddb for that, it the only drawback.

Warner

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