linux-kernel - Re: [patch 2/2] Use the stack frames to get exact stack-traces for CONFIG

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Message-ID: <20080108092816.47848920@laptopd505.fenrus.org>
Date:	Tue, 8 Jan 2008 09:28:16 -0800
From:	Arjan van de Ven <arjan@...radead.org>
To:	Andi Kleen <andi@...stfloor.org>
Cc:	linux-kernel@...r.kernel.org, mingo@...e.hu, tglx@...x.de,
	hpa@...or.com
Subject: Re: [patch 2/2] Use the stack frames to get exact stack-traces for
 CONFIG_FRAMEPOINTER on x86-64

On Tue, 08 Jan 2008 18:01:48 +0100
Andi Kleen <andi@...stfloor.org> wrote:

> 
> > The code tries to use the frame pointers to do a backtrace, but if
> > it smells iffy or invalid, falls back to the traditional way of
> > printing backtraces, to make sure that at least some useful
> > backtrace is created.
> 
> That will likely happen in most non trivial cases
> (interrupts/exceptions etc.)

interrupts at least work just fine... I tested that already



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