linux-kernel - Re: [PATCH] paravirt.h

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Message-Id: <200608231141.37284.ak@suse.de>
Date:	Wed, 23 Aug 2006 11:41:37 +0200
From:	Andi Kleen <ak@...e.de>
To:	Zachary Amsden <zach@...are.com>
Cc:	Arjan van de Ven <arjan@...radead.org>,
	virtualization@...ts.osdl.org,
	Jeremy Fitzhardinge <jeremy@...p.org>,
	Andrew Morton <akpm@...l.org>,
	Chris Wright <chrisw@...s-sol.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] paravirt.h

On Wednesday 23 August 2006 11:36, Zachary Amsden wrote:
> Andi Kleen wrote:
> >> I need to look at the kprobes code in more depth to answer completely.  
> >> But in general, there could be a problem if DRs are set to fire on any 
> >> EIP 
> >>     
> >
> > kprobes don't use DRs
> 
> Good to know.  But int3 breakpoints can still cause horrific breakage in 
> the stop_machine code.  I don't know a good way to disallow it.

Mark the functions as __kprobes

-Andi
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