From mboxrd@z Thu Jan  1 00:00:00 1970
From: Zachary Amsden <zach@vmware.com>
Subject: Re: [PATCH] paravirt.h
Date: Wed, 23 Aug 2006 02:36:35 -0700
Message-ID: <44EC21A3.1040905@vmware.com>
References: <1155202505.18420.5.camel@localhost.localdomain> <200608231106.26696.ak@suse.de> <44EC1C7C.9020304@vmware.com> <200608231120.42679.ak@suse.de>
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To: Andi Kleen <ak@suse.de>
Cc: Arjan van de Ven <arjan@infradead.org>, virtualization@lists.osdl.org, Jeremy Fitzhardinge <jeremy@goop.org>, Andrew Morton <akpm@osdl.org>, Chris Wright <chrisw@sous-sol.org>, Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
List-Id: virtualization@lists.linuxfoundation.org

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.

Zach