From: Ralf Baechle <ralf@linux-mips.org>
To: Fuxin Zhang <fxzhang@ict.ac.cn>
Cc: Srinivas Kommu <kommu@hotmail.com>, linux-mips@linux-mips.org
Subject: Re: how to get a process backtrace from kernel gdb?
Date: Wed, 22 Mar 2006 12:04:41 +0000 [thread overview]
Message-ID: <20060322120441.GA7677@linux-mips.org> (raw)
In-Reply-To: <442137B6.60705@ict.ac.cn>
On Wed, Mar 22, 2006 at 07:40:38PM +0800, Fuxin Zhang wrote:
> > a) Analyze the code with a simple frame unwinder along the lines of the
> > get_wchan implementation. Simple but possibly fragile as compilers
> > continue to improve.
> > b) Bite the bullet and use the DWARD 2 frame unwind info and code. More
> > complicated but will be a solid and correct solution albeit larger so
> > not acceptable for small embedded devices.
> >
> > I fear we may have to do both, 2) as the prefered solution and 1) as the
> > fallback solution.
> OK, thanks. I will have a look at IA64's implementation and port it if
> possible.
Thanks alot!
Ralf
prev parent reply other threads:[~2006-03-22 11:54 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-03-22 0:02 how to get a process backtrace from kernel gdb? Srinivas Kommu
2006-03-22 10:50 ` Ralf Baechle
2006-03-22 11:11 ` Fuxin Zhang
2006-03-22 11:32 ` Ralf Baechle
2006-03-22 11:40 ` Fuxin Zhang
2006-03-22 12:04 ` Ralf Baechle [this message]
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