linux-kernel - Re: [patch] Add basic sanity checks to the syscall execution patch

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Message-ID: <873akgw251.fsf@basil.nowhere.org>
Date:	Thu, 04 Sep 2008 14:01:46 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	Arjan van de Ven <arjan@...radead.org>
Cc:	linux-kernel@...r.kernel.org, mingo@...e.hu, tglx@...x.de,
	hpa@...or.org, Benjamin Herrenschmidt <benh@...nel.crashing.org>
Subject: Re: [patch] Add basic sanity checks to the syscall execution patch

Arjan van de Ven <arjan@...radead.org> writes:

> Add basic sanity checks to the syscall execution patch

This just means that the root kits will switch to patch
the first instruction of the entry points instead.

So the protection will be zero to minimal, but the overhead will
be there forever.

Now that I said this I expect it to go in yesterday.

-Andi

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