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Date: Tue, 22 May 2012 17:34:00 -0000
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From: Mark Kettenis <mark.kettenis@xs4all.nl>
To: emachado@linux.vnet.ibm.com
CC: gdb-patches@sourceware.org, emachado@linux.vnet.ibm.com
In-reply-to: <1337700251-9366-1-git-send-email-emachado@linux.vnet.ibm.com>	(message from Edjunior Barbosa Machado on Tue, 22 May 2012 12:24:11	-0300)
Subject: Re: [PATCH] disable ptrace BookE interface for PowerPC server processors
References:  <1337700251-9366-1-git-send-email-emachado@linux.vnet.ibm.com>
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> From: Edjunior Barbosa Machado <emachado@linux.vnet.ibm.com>
> Date: Tue, 22 May 2012 12:24:11 -0300
> 
> Hi,
> 
> the ptrace BookE interface originally implemented only for embedded systems
> should be available for Power servers processors as well shortly [1].
> However, while this is not usable in upstream kernel, gdb should enforce
> the usage of the old ptrace mechanism (using PTRACE_SET_DEBUGREG) on
> servers, even if BookE debug registers are reported as available.

But how are you going to handle this when that functionality does
become available?