linux-kernel - Re: [patch 2/2] kprobes x86

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Message-ID: <20070619133020.GA22368@Krystal>
Date:	Tue, 19 Jun 2007 09:30:20 -0400
From:	Mathieu Desnoyers <mathieu.desnoyers@...ymtl.ca>
To:	Arjan van de Ven <arjan@...radead.org>
Cc:	prasanna@...ibm.com, Andi Kleen <ak@...e.de>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Chuck Ebbert <cebbert@...hat.com>,
	linux-kernel@...r.kernel.org, ananth@...ibm.com
Subject: Re: [patch 2/2] kprobes x86_64 quick fix mark-ro-data

* Arjan van de Ven (arjan@...radead.org) wrote:
> On Tue, 2007-06-19 at 15:38 +0530, S. P. Prasanna wrote:
> > This patch is a quick fix for x86_64 to enable kprobes only if DEBUG_RODATA is
> > not configured. Since DEBUG_RODATA markes the kernel text pages as read-only.
> 
> 
> it does??
> 
> I don't seem to be able to find this in the source code..... 
> 

See arch/x86_64/mm/init.c:mark_rodata_ro().

Mathieu

-- 
Mathieu Desnoyers
Computer Engineering Ph.D. Student, Ecole Polytechnique de Montreal
OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F  BA06 3F25 A8FE 3BAE 9A68
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