linux-kernel - Re: [PATCH 3/3 V13] RO/NX protection for loadable kernel

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Message-ID: <20101223084908.GA21946@elte.hu>
Date:	Thu, 23 Dec 2010 09:49:08 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	Valdis.Kletnieks@...edu, mat <castet.matthieu@...e.fr>,
	Kees Cook <kees.cook@...onical.com>,
	linux-kernel@...r.kernel.org,
	linux-security-module@...r.kernel.org, linux-next@...r.kernel.org,
	Arjan van de Ven <arjan@...radead.org>,
	James Morris <jmorris@...ei.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Andi Kleen <ak@....de>, Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>,
	Rusty Russell <rusty@...tcorp.com.au>,
	Stephen Rothwell <sfr@...b.auug.org.au>,
	Dave Jones <davej@...hat.com>,
	Siarhei Liakh <sliakh.lkml@...il.com>
Subject: Re: [PATCH 3/3 V13] RO/NX protection for loadable kernel


* Steven Rostedt <rostedt@...dmis.org> wrote:

> On Wed, 2010-12-22 at 22:57 +0100, Ingo Molnar wrote:
> 
> > It would be nice to see that fix submitted so that it gets into the tree that 
> > introduced the bug.
> > 
> > Steve, Andrew?
> 
> Hi Ingo,
> 
> Which tree/branch should I base this on?

Please use tip:x86/security, it contains the RO/NX patches:

 691513f70d39: x86: Resume trampoline must be executable
 84e1c6bb38eb: x86: Add RO/NX protection for loadable kernel modules
 5bd5a452662b: x86: Add NX protection for kernel data
 64edc8ed5ffa: x86: Fix improper large page preservation

> [...] I could do write up formal patch and push it out.

Thanks!

	Ingo
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