linux-kernel - Re: [kernel-hardening] Re: [RFC] x86: restrict pid namespaces to 32 or 64 bit syscalls

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Message-ID: <20110815005815.GX5782@one.firstfloor.org>
Date:	Mon, 15 Aug 2011 02:58:15 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	Will Drewry <wad@...omium.org>
Cc:	kernel-hardening@...ts.openwall.com,
	"H. Peter Anvin" <hpa@...or.com>, Andi Kleen <andi@...stfloor.org>,
	Solar Designer <solar@...nwall.com>,
	Vasiliy Kulikov <segoon@...nwall.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	James Morris <jmorris@...ei.org>, x86@...nel.org,
	linux-kernel@...r.kernel.org, linux-security-module@...r.kernel.org
Subject: Re: [kernel-hardening] Re: [RFC] x86: restrict pid namespaces to 32 or 64 bit syscalls

> Perhaps :) I wish it had landed after 9 revisions and at least two
> variant patches. Despite that, I think it's great to pull in
> additional requirements, like COMPAT locking, to make sure that the
> solution is really a good one.  It may also be that my entire original
> approach was wrong and should be revisited too.  Everyone's comments
> here and the proposed patch itself certainly have me thinking.

I didn't see anything wrong with it. Also the first try doesn't 
need to be perfect anyways, it can be always changed later.
 
How about you just repost it?

-Andi
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