linux-kernel - Re: [PATCH v6] RO/NX protection for loadable kernel modules

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Message-ID: <817ecb6f0909220850m4127b382h12fafd1e6182a292@mail.gmail.com>
Date:	Tue, 22 Sep 2009 11:50:21 -0400
From:	Siarhei Liakh <sliakh.lkml@...il.com>
To:	Rusty Russell <rusty@...tcorp.com.au>
Cc:	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>, Ingo Molnar <mingo@...e.hu>,
	Stephen Rothwell <sfr@...b.auug.org.au>
Subject: Re: [PATCH v6] RO/NX protection for loadable kernel modules

> This is usually considered a bad idea.  Make a new config option,
> CONFIG_HAVE_SET_MEMORY_PROTECTION, select it in arch/x86/Kconfig.
> Then wrap the entire functions in one #ifdef CONFIG_HAVE_....
> and put empty versions in the #else.

Ok, will do.
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